Senior Staff Software Engineer At Fleek London jobs in London – Browse 10,647 openings on RoboApply Jobs

Senior Staff Software Engineer At Fleek London jobs in London

Open roles matching “Senior Staff Software Engineer At Fleek London” with location signals for London. 10,647 active listings on RoboApply Jobs.

10,647 jobs found

1 - 20 of 10,647 Jobs
Apply
companyFleek logo
Full-time|On-site|London

Join Us in Revolutionizing the Fashion Supply Chain!Each year, the fashion industry generates over 100 billion garments, with a staggering 60% ending up in landfills. This waste isn't due to lack of demand; rather, the secondhand fashion supply chain is outdated, manual, and inefficient.At Fleek, we are dedicated to transforming this reality. Our goal is to establish secondhand fashion as the preferred choice for consumers. We are developing an innovative infrastructure that empowers the global secondhand clothing market through a B2B marketplace and AI-driven systems that streamline the supply chain.Fleek enables vintage boutiques, online resellers, and retail buyers to access high-quality graded secondhand inventory directly from wholesalers and rag houses worldwide. Central to our operations is FleekSort, an advanced AI model specifically trained on secondhand fashion, capable of grading, pricing, and categorizing items using just a photo. This technology transforms what has traditionally been a fragmented and manual trade into a cohesive, searchable, and tradable global inventory system.Since our inception in 2022, we have successfully diverted 9 million items from landfills and have experienced consistent year-on-year growth. With approximately $50 million raised from distinguished investors including a16z, Y Combinator, Burda Principal Investments, and HV Capital, we have recently completed our Series B funding round. Our advisors and private investors include industry veterans from Depop, Shopify, and Postmates.Currently, we serve thousands of resellers and retailers across the UK, Europe, and the US. With the secondhand fashion market projected to soar to $350 billion by 2027, Fleek is poised to become the AI-driven operational and financial backbone of secondhand commerce on a global scale.We are in search of passionate individuals eager to build impactful solutions and thrive in a fast-paced environment. If this excites you, continue reading!About This RoleAs the most senior engineering position within our organization, you will oversee the Demand product, which is crucial for driving revenue, growth, and customer engagement across mobile, web, and backend platforms. You will lead a talented team of approximately five engineers based in London, report directly to our CTO, Sanket Agarwal (formerly of Google and Postmates), and collaborate closely with our Product and Design teams.You will be responsible for everything that affects buyer conversion, retention, and growth speed.Why This Role Is UniqueAt Fleek, the Demand function is our most commercially vital area. You will not merely offer advice as a Staff engineer; you will have ownership over the entire system that transforms supply into revenue.Fleek is at the forefront of digitizing an industry that has yet to embrace technology. There are no established guidelines for creating a transaction layer around secondhand fashion at a wholesale scale, where each item is distinct...

Feb 17, 2026
Apply
companyFleek logo
Full-time|On-site|London

Join Us in Revolutionizing the Supply Chain!The fashion industry generates over 100 billion garments annually, yet 60% are discarded into landfills—not due to lack of demand, but rather because the existing supply chain for secondhand fashion is outdated, manual, and inefficient.At Fleek, we are changing this narrative. Our mission is to position secondhand fashion as the preferred choice. We are developing the essential infrastructure that supports the global secondhand clothing market, including a B2B marketplace and AI systems that digitize the supply chain.With Fleek, vintage stores, online resellers, and retail buyers can directly source graded secondhand inventory from wholesalers and rag houses across various countries. Our flagship technology, FleekSort, is a cutting-edge AI model specifically trained on secondhand fashion, enabling it to grade, price, and categorize items with just a single photo. This transforms a traditionally opaque and manual trade into a structured, searchable, and tradable global inventory.Since our inception in 2022, we have successfully diverted 9 million items from landfills and have experienced a threefold growth year-on-year. Our fundraising efforts have garnered approximately $50 million from esteemed investors like a16z, Y Combinator, Burda Principal Investments, and HV Capital, culminating in our recent Series B funding round. Our advisory team includes industry veterans from Depop, Shopify, and Postmates.Currently, we serve thousands of resellers and retailers across the UK, Europe, and the US, with the secondhand fashion market projected to reach $350 billion by 2027. Fleek is poised to establish itself as the AI-driven operational and financial backbone for global secondhand commerce.We seek individuals passionate about building impactful solutions and who are eager to move quickly. Interested? Read on!About the RoleWe are looking for a Senior Product Engineer (backend) to join our product engineering team at Fleek. You will report directly to our CTO, Sanket Agarwal (formerly of Google and Postmates), and collaborate closely with a product manager and designer within a small, senior squad dedicated to enhancing the core marketplace experience.What Makes This Role UniqueFleek is pioneering the digitization of an industry that has historically lacked technological integration. There are no pre-existing frameworks for developing an e-commerce experience tailored to the secondhand fashion market at wholesale scale, where each item is unique, inventory levels are unpredictable, and quality assessments are performed by AI across multiple continents. You will play a crucial role in designing the transaction layer for an entirely new market.As part of our Growth team, you will oversee the e-commerce journey from discovery through to checkout and payment processes, ensuring a seamless experience.

Feb 9, 2026
Apply
companyFleek logo
Full-time|On-site|London

Join Us in Revolutionizing the Supply Chain!Did you know that the fashion industry generates over 100 billion garments annually, with around 60% ending up in landfills? This waste isn't due to a lack of demand, but rather a broken supply chain that struggles to transition secondhand fashion from donations to resale.At Fleek, we are committed to changing this paradigm. Our mission is to position secondhand clothing as the primary choice for consumers. We are constructing the infrastructure necessary for a robust global secondhand clothing marketplace, powered by innovative AI systems that digitize the supply chain.Through our platform, vintage shops, online resellers, and retail buyers can source meticulously graded secondhand inventory directly from wholesalers and rag houses worldwide. Our key differentiator is FleekSort, an AI model specifically designed for secondhand fashion, capable of grading, pricing, and categorizing items with just a photo, transforming a traditionally opaque and manual trade into a structured, searchable, and tradable global inventory.Since our inception in 2022, we have rescued 9 million items from landfills and have experienced remarkable growth, tripling in size year-on-year. With approximately $50M raised from prominent investors including a16z, Y Combinator, and HV Capital, we recently concluded our Series B funding round. Our team includes seasoned advisors and investors from leading firms like Depop, Shopify, and Postmates.Currently, we cater to thousands of resellers and retailers across the UK, Europe, and the US. Given the secondhand fashion market's projected value of $350B by 2027, Fleek is poised to establish itself as the AI-driven operational and financial backbone of global secondhand commerce.We seek passionate individuals eager to create meaningful impact and to thrive in a fast-paced environment. Interested? Read on!Role OverviewWe are in search of a Senior Technical Recruiter who will take charge of the complete hiring process for our Engineering and Product teams in London and lead the establishment of Fleek's talent acquisition function. Reporting directly to the Head of Talent, you will play a pivotal role in technical hiring at one of Europe's most dynamic AI startups.This position operates within a fast-paced, early-stage environment where job briefs may sometimes be ambiguous, the brand identity is still evolving, and the necessary infrastructure is concurrently being built. You will contribute to both the hiring process and the overarching talent architecture, which includes role frameworks, interview structures, sourcing playbooks, and AI-integrated hiring workflows. At Fleek, we innovate with AI, not just utilize it. You will leverage tools such as Claude Code to develop real recruiting products and systems, beyond merely drafting outreach messages.

Apr 8, 2026
Apply
companyFleek logo
Full-time|On-site|London

Join Us in Revolutionizing the Supply ChainThe fashion industry is a colossal market, generating over 100 billion garments annually, with a staggering 60% ending up in landfills. This occurs not due to lack of demand, but rather because the supply chain facilitating the transition of secondhand fashion from donation to resale is outdated and inefficient.At Fleek, we are committed to changing this narrative. Our mission is to make secondhand fashion the preferred choice. We are developing the foundational infrastructure for the global secondhand clothing trade—including a B2B marketplace and innovative AI systems that digitize the supply chain.Through Fleek, vintage shops, online retailers, and enterprise buyers can source curated secondhand inventory directly from wholesalers and rag houses across various countries. Our flagship tool, FleekSort, is an AI model specialized in secondhand fashion, adept at grading, pricing, and categorizing items with just a photo, transforming a historically opaque trade into a transparent, structured, and searchable global inventory.Since our inception in 2022, we have successfully diverted 9 million items from landfills and have seen our business grow by threefold each year. With approximately $50M raised from top-tier investors including a16z and Y Combinator, and the recent closure of our Series B funding, we are well-positioned for continued growth. Our advisory board includes industry leaders from Depop, Shopify, and Postmates.We proudly serve thousands of retailers and resellers across the UK, Europe, and the US, and with projections showing the secondhand fashion market reaching $350B by 2027, Fleek is establishing the AI-driven operational backbone necessary for global secondhand commerce.Are you ready to make a meaningful impact and thrive in a fast-paced environment? If so, we want to hear from you!Role OverviewWe are seeking an Account Manager who will take ownership of a portfolio of Fleek's marketplace clients, focusing on customer retention, wallet share expansion, and overall account health.In this role, you will oversee a diverse range of clients, including resellers, vintage shops, and large enterprises across the UK and US. You will serve as their primary point of contact while developing systems and processes that facilitate scalable and high-quality account management. Your clientele will range from small online retailers to significant enterprises that transact considerable volumes with Fleek.This position demands proactive engagement rather than passive relationship management. You will be competing for market share against wholesalers from various regions, including the Middle East, US, and Europe. A deep understanding of your customers' businesses is essential, as is the ability to identify and resolve their challenges while discovering innovative opportunities for increasing their expenditures with Fleek each month. The ideal candidate will demonstrate entrepreneurial spirit, adaptability to ambiguity, and an AI-centric mindset to scale operations effectively.

Feb 18, 2026
Apply
companyFleek logo
Full-time|On-site|London

Join Us in Revolutionizing the Fashion Supply Chain!The fashion industry generates over 100 billion garments annually, yet a staggering 60% ends up in landfills. This waste is not due to a lack of demand, but rather a fractured supply chain that struggles to transition secondhand fashion from donation to resale effectively.At Fleek, we are committed to changing this narrative. Our mission is to prioritize secondhand fashion as the first choice for consumers. We are constructing the infrastructure that supports the global secondhand clothing market through a cutting-edge B2B marketplace and AI systems that digitize the entire supply chain.With Fleek, vintage shops, online retailers, and retail buyers can easily acquire graded secondhand inventory directly from wholesalers and rag houses across various countries. Our innovative AI model, FleekSort, is adept at grading, pricing, and categorizing items using just a photograph, transforming what was once a manual and obscure trade into a transparent, structured, and tradable global inventory system.Since our inception in 2022, we have successfully diverted 9 million items from landfills and have experienced a threefold growth year over year. We've secured approximately $50 million in funding from prominent investors including a16z, Y Combinator, Burda Principal Investments, and HV Capital, recently closing our Series B round. Our advisory board features leaders from Depop, Shopify, and Postmates.Currently, we cater to thousands of resellers and retailers across the UK, Europe, and the US. With the secondhand fashion market projected to reach $350 billion by 2027, Fleek is poised to establish itself as the AI-driven operational and financial backbone for secondhand commerce on a global scale.We are on the lookout for passionate individuals eager to make a significant impact and drive rapid advancements. If this resonates with you, keep reading!Role OverviewFleek is in search of a seasoned Commercial Director to spearhead our key demand-side revenue function, focusing on customer acquisition and retention within a diverse client base. This role represents a unique opportunity to build and expand a modern sales organization that merges traditional relationship management with innovative AI technologies. The Commercial Director will report directly to co-founder Abhi Arora and will hold the highest sales/revenue position within the organization.In this position, you will manage customers generating monthly expenditures ranging from £10K to £100K+ on our pioneering platform, establishing systematic processes in areas currently characterized by ad-hoc strategies, and formulating the playbook for a contemporary, expanded commercial team thriving in an AI-centric environment.This role is pivotal as it aligns Fleek's developing product strategy with its revenue-generating engine. As we evolve towards piece-level inventory and AI-enhanced supply infrastructure, your leadership will be crucial in driving our mission forward.

Feb 11, 2026
Apply
companyFleek logo
Full-time|On-site|London

Join Us in Revolutionizing the Fashion Supply Chain!Did you know that the fashion industry generates over 100 billion garments each year, with a staggering 60% ending up in landfills? This occurs not due to a lack of demand but because the current supply chain for secondhand fashion is outdated, manual, and disorganized.At Fleek, we are on a mission to transform this broken system. Our goal is to make secondhand fashion the primary choice, and we are building the infrastructure that will power the global secondhand clothing market. This includes a B2B marketplace and advanced AI systems that will digitize the supply chain.With Fleek, vintage stores, online resellers, and retail buyers can easily source graded secondhand inventory directly from wholesalers and rag houses across various countries. Our innovative tool, FleekSort, utilizes AI to grade, price, and categorize items with just a photo, turning a historically opaque trade into a clear, searchable, and tradable global inventory.Since our inception in 2022, we've successfully diverted 9 million items from landfills and have experienced remarkable growth, tripling in size annually. We have secured approximately $50 million in funding from prestigious investors like a16z, Y Combinator, Burda Principal Investments, and HV Capital. Our advisory board boasts industry leaders from renowned companies such as Depop, Shopify, and Postmates.Today, we cater to thousands of resellers and retailers across the UK, Europe, and the US. As the secondhand fashion market is projected to reach $350 billion by 2027, Fleek is establishing the AI-driven operational and financial backbone for secondhand commerce on a global scale.We are looking for passionate individuals who are eager to create meaningful change and thrive in a fast-paced environment. If this excites you, read on!About the RoleAs a Senior Full Stack Engineer in our product engineering team with a focus on frontend development, you will report directly to our CTO, Sanket Agarwal (formerly of Google and Postmates). You'll collaborate closely with a product manager and designer within a small, senior team dedicated to enhancing user growth and optimizing the core consumer experience.Why This Role is UniqueAt Fleek, we are creating a vibrant, video-first marketplace where each item is one-of-a-kind, supply is unpredictable, and the purchasing experience must cater to both professional resellers making high-volume decisions and first-time buyers venturing into an entirely new market.You will be part of our Growth team, reimagining core user journeys from scratch, enhancing the discovery experience, streamlining the buying flow, and improving seller onboarding.

Feb 11, 2026
Apply
companyDatabricks logo
Full-time|On-site|London, United Kingdom

At Databricks, we're committed to empowering data teams to tackle some of the world's most challenging issues, including security threat detection and cancer drug development. Our mission is to create and manage the premier data and AI infrastructure platform so our customers can dedicate their efforts to the high-value challenges crucial to their missions. Our engineering teams develop cutting-edge products that meet significant real-world needs. We operate one of the largest-scale software platforms, comprising millions of virtual machines that generate terabytes of logs and process exabytes of data daily. Given our scale, we frequently encounter hardware, network, and operating system faults, and our software must effectively shield our customers from these challenges. The Delta DML team is responsible for the core write-path operations for Delta Lake, the open-source storage layer underlying the Databricks Lakehouse. Our goal is to deliver industry-leading performance and a seamless user experience at massive scale, with most data written in Databricks passing through our platform. We innovate in performance through features like Low Shuffle Merge and Deletion Vectors, and actively contribute to open-source initiatives that unify Delta and Iceberg formats. We are on the lookout for a highly skilled and experienced Senior Staff Software Engineer to join our backend team. In this pivotal role, you will design, develop, and maintain robust backend systems that power Databricks workspaces. You will work on building the next-generation platform for serving workspace assets, ensuring high queries per second (QPS), low latency, reliability, and performance while proactively addressing future growth challenges. As a senior member of the team, your responsibilities will also include providing technical leadership, mentorship, and guidance to junior engineers, thereby enhancing the overall coding practices and system designs of the team.

Jan 30, 2026
Apply
companyRipple Labs Inc. logo
Full-time|On-site|London, UK

At Ripple, we are pioneering a future where value transfers seamlessly, akin to the flow of information. Our vision is ambitious, and we are already transforming the landscape. With our innovative crypto solutions tailored for financial institutions, businesses, governments, and developers, we are enhancing the global financial ecosystem, fostering economic equity, and creating opportunities for individuals worldwide. Join a team where you can engage in meaningful work while honing your skills in a supportive and collaborative environment.If you are eager to witness the tangible impact of your contributions and explore remarkable career advancement possibilities, we invite you to be part of our journey to create real-world value.At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs.If you’re ready to see your impact and unlock incredible career growth opportunities, join us, and build real world value.

Feb 27, 2026
Apply
companyG2, Inc. logo
Full-time|On-site|London

About G2 - The CompanyG2 stands as the premier global software marketplace, renowned for empowering businesses to achieve their utmost potential through insightful data from genuine software users. By joining G2, you become part of an elite team dedicated to harnessing real user insights to influence strategic decisions.In an exciting merger with Capterra, SoftwareAdvice, and GetApp, we are now the largest repository of online software insights, catering to over 200 million visitors annually and featuring over 6 million verified reviews. Our goal is to enable software buyers to make informed decisions swiftly and confidently.We're just getting warmed up! Our mission is to revolutionize the global B2B software sector, establishing ourselves as the most reliable data source for software buyers and sellers in the AI era.Are you ready to embark on this thrilling journey with us? Join G2 as we scale new heights!About G2 - Our PeopleAt G2, our culture is deeply rooted in our PEAK values—(Performance + Entrepreneurship + Authenticity + Kindness). Being part of G2 means you are contributing to a value-driven, growing global community that supports each other in overcoming challenges and celebrating successes. Together, we tackle ambitious projects that foster personal and professional growth.You will collaborate with a diverse, global team comprising talented and dedicated individuals, each bringing unique experiences and aspirations. Our people-led ERGs play a crucial role in highlighting the diverse identities within our community. We prioritize DEI (Diversity, Equity, Inclusion) and philanthropic initiatives, such as our G2 Gives program, fostering a culture where we all strive to become better individuals.

Jan 9, 2026
Apply
companyOmaze logo
Full-time|On-site|London

Omaze connects communities in the UK and Germany with the chance to win luxury homes and life-changing prizes, while raising significant funds for charities. In just five years, Omaze has helped generate over £100 million for organizations including Age UK, the RSPCA, British Heart Foundation, and Great Ormond Street Hospital Charity. The company continues to grow, aiming to drive social impact on a global level. Role overview The Staff Software Engineer role at Omaze in London focuses on technical leadership and engineering strategy for platforms supporting social good. This position covers architectural design, software delivery, and team leadership. The engineer will influence both what gets built and how development happens, with a strong emphasis on developer experience, code quality, and sound engineering practices. What you will do Set and maintain engineering standards, patterns, and best practices across the stack, including TypeScript, AWS, and React. Lead the architecture of complex, cross-functional systems, making decisions that improve performance, scalability, security, and maintainability. Identify and address technical risks early, and drive architectural improvements that streamline processes and increase efficiency. Shape the company's approach to AI-assisted coding by evaluating tools, defining responsible integration standards, and embedding AI into workflows for CI/CD, code review, and testing. Guide the design of agentic systems, focusing on observability, human oversight, and safe autonomy limits. Translate broad business goals into actionable technical solutions. What sets Omaze apart Significant growth as a company with a mission-driven focus. Collaboration with a team committed to making a meaningful difference. Opportunities to work on innovative projects and initiatives. A culture that values hard work, mutual support, and shared success.

Apr 28, 2026
Apply
companyLunar logo
Full-time|On-site|London

About Us:Lunar is an innovative technology company operating in stealth mode, dedicated to developing a transformative software platform for health systems. Our mission is to redefine healthcare with state-of-the-art, AI-driven software that empowers hospitals to provide exceptional care to their patients. Our platform serves as the foundational backbone of modern health systems, revolutionizing clinical and operational workflows on a large scale with the world’s first AI-native hospital information system.This next-generation platform represents a thorough reconstruction of the information infrastructure that supports health systems. From doctors and nurses to pharmacists, lab technicians, coders, billers, and supply chain personnel, as well as patients, Lunar’s software is designed to enhance every aspect of healthcare delivery. We view this challenge as the 'moon landing' of healthcare—an ambitious undertaking that many deem impossible.Supported by leading venture capital firms from Silicon Valley, we champion the effectiveness of a compact, high-performing team of experienced professionals working at the top of their game. We seek individuals who are driven, inquisitive, possess sound judgment, and are committed to producing the best work of their careers.Our hospitals operate on Elixir. We have adopted Elixir for its fault tolerance, concurrency, and scalability—critical attributes for managing real-time patient data in essential environments such as Emergency Departments, ICUs, and Operating Rooms.We are on the lookout for a Staff Software Engineer who is eager to confront some of the most challenging technical issues in healthcare and do so as part of a small, agile, and purpose-driven team. If you take pride in writing clean, resilient code and are enthusiastic about reinventing the software infrastructure for contemporary hospitals, we would love to connect with you.Key Technical Challenges You May Encounter in Your First Six Months:Building a Modern Cloud Architecture from the Ground Up: We have no legacy systems to unravel. We are designing a cutting-edge cloud-native platform centered around Elixir.Developing a Superior Access Control System for Clinical Data: Create a modern access control system with precise permissions that honor clinical data structures and patient data ownership while facilitating population-level insights for enhanced public health.Ensuring Hospitals Remain Operational 24/7: Design and implement infrastructure capable of supporting rolling deployments, failover, and...

May 1, 2025
Apply
companyOmnea logo
Full-time|On-site|London

Our MissionAt Omnea, we are transforming the enterprise business landscape by addressing the most challenging aspects of procurement. Our aim is to streamline the purchase process, which often drags on for months, involves numerous emails, and requires input from various departments such as Finance, Legal, Security, and IT for approvals.With the backing of $75M from Khosla Ventures, Insight Partners, and Accel, we are revolutionizing this space. Our AI-driven platform integrates every stakeholder, step, and system to ensure that buying is swift, secure, and efficient—providing a singular destination for requests, automated approvals and renewals, real-time supplier risk analysis, and complete visibility of spending.This sector represents a $7B+ untapped market, and our growth trajectory underscores the potential: we have increased our ARR tenfold to double-digit millions in just 18 months, earning the trust of global enterprises like Spotify, MongoDB, Monzo, and Albertsons. Currently, we are recognized as the 4th fastest growing startup in Europe.Our team has previously scaled Tessian (cybersecurity technology backed by Sequoia, Balderton, Accel, and acquired post-Series C). We comprise ex-founders and operators who have successfully grown unicorns and delivered world-class products. You will collaborate with seasoned leaders like Ben, Abs, Sabrina, and Rebe.What We're Looking ForWe are on the lookout for an outstanding, product-oriented Staff Software Engineer (L4) to be a pivotal part of our engineering team and propel Omnea into its next growth phase. In the upcoming year, our team will double in size, our enterprise customer base will expand from around 100 to over 200, and our revenue is projected to triple. This role is for a senior individual contributor focused on domain-level impact, where you will utilize your deep technical expertise to influence systems, architecture, and product outcomes—without formal team leadership or people management obligations.You will join us at a critical juncture. We have recently secured $50M in Series B funding from ....

Jul 21, 2024
Apply
companySamsara logo
Full-time|On-site|London, England, United Kingdom

Who We AreSamsara (NYSE: IOT) is at the forefront of the Connected Operations™ Cloud, a transformative platform that empowers organizations reliant on physical operations to capitalize on Internet of Things (IoT) data. Our mission is to enhance the safety, efficiency, and sustainability of the foundational sectors driving the global economy. Representing over 40% of global GDP, these industries—including agriculture, construction, field services, transportation, and manufacturing—are critical infrastructure, and we are excited to lead their digital transformation.Joining Samsara means you will play a vital role in defining the future of physical operations. You'll collaborate with a dynamic team focused on developing innovative product solutions such as Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring. As a recently public company, we provide the autonomy and support needed to make a significant impact as we build for the long term.About the Role:In this newly established Staff Software Engineer position, you will design the technical architecture necessary for global fleet sustainability, focusing on digitizing the vast transport and infrastructure sectors that support our world. Our goal goes beyond traditional cost-saving measures; we prioritize resource efficiency on a global scale.At Samsara, our Staff Engineers are proactive technical leaders who integrate high-level architectural strategies with a determined builder mindset. They operate with empowered autonomy, addressing the most complex challenges at the intersection of physical and digital operations.Unlike conventional architects, they maintain a close connection to the implementation, actively contributing to the codebase to foster rapid innovation and sustain development momentum. Their leadership serves as a force multiplier, elevating the technical capabilities of the team through insightful mentorship and pragmatic decision-making, ensuring that every line of code has a measurable impact on the world’s essential industries.In this role, you will spearhead the technical strategy for our Sustainability suite—transforming raw, inconsistent sensor signals into high-fidelity data for precise energy monitoring, and constructing the intricate global infrastructure necessary for fleet electrification.

Feb 3, 2026
Apply
companyRipple Labs Inc. logo
Full-time|On-site|London, UK

At Ripple, we are pioneering a transformative world where value transfers seamlessly, akin to the flow of information in today's digital landscape. Our vision is ambitious and impactful, and we are already making strides toward this goal. Through our innovative cryptocurrency solutions tailored for financial institutions, businesses, governments, and developers, we are enhancing the global financial ecosystem, fostering economic equity, and expanding opportunities for individuals across the globe. Join us to achieve remarkable professional growth and make a significant difference in the world of finance.If you are eager to witness your contributions in action and unlock exceptional career advancement opportunities, come aboard and help us create authentic value in the real world.The RoleAs a Staff Engineer specializing in Front End development, you will contribute to Palisade, Ripple's flagship wallet-as-a-service platform. This platform empowers businesses, fintech firms, and banks to create innovative digital asset treasury, payment, and exchange solutions.

Feb 27, 2026
Apply
companyEbury logo
Full-time|Hybrid|London

Ebury is on a mission to empower ambitious businesses to achieve global growth. We extend the same philosophy to our team members, promoting innovation, collaboration, and problem-solving in an inclusive environment where everyone feels valued, supported, and empowered to thrive.If you are a collaborative individual eager to revolutionize global business operations, we encourage you to reach out. Join us at Ebury and accelerate your career while shaping the future of finance.Join Our Team as a Staff Software Engineer (Enabling Teams)Location: London Office - Hybrid: 4 days in the office, 1 day remoteEbury is seeking highly skilled and motivated Staff Software Engineers to enhance our engineering division in London. This is a remarkable opportunity to make a significant impact within a leading FinTech firm. As a Staff Software Engineer, you will be a crucial member of our team from day one, contributing to mission-critical projects and deploying production code within your first week. Your role will involve collaboration with various product squads alongside Engineers, Product Designers, and Product Managers. We expect you to tackle complex challenges and guide your team to make informed trade-offs. You will be immersed in both the intricate details and the overarching vision of our projects. Additionally, you'll play a pivotal role in engineering leadership and cultivate strong relationships with stakeholders across the organization. We are committed to identifying and nurturing future technical leaders; for those who exhibit exceptional performance and potential, we offer an accelerated career progression path.

Feb 25, 2026
Apply
company
Full-time|On-site|London, England, United Kingdom

Join Ki Insurance, a pioneer in the insurance industry, as we redefine a 335-year-old market with cutting-edge technology. Our innovative platform, developed in collaboration with Google and UCL, leverages algorithms and machine learning to deliver lightning-fast quotes to insurance brokers, transforming the industry standard.As the largest global algorithmic insurance carrier and the fastest-growing syndicate in the Lloyd's of London market, Ki Insurance has achieved extraordinary milestones, including generating $100 million in profit within just three years.Our diverse teams thrive in an agile, cross-functional environment, where collaboration and creativity lead to exceptional customer experiences. We are on the lookout for brilliant minds to join us on our mission to challenge conventions and explore new possibilities.As a Staff Software Engineer, you will play a pivotal role in our engineering team, providing technical leadership to both delivery squads and the broader engineering organization. You will champion engineering excellence and uphold high standards of quality, fostering a culture of continuous improvement. Your hands-on approach will enable you to design and deliver impactful software solutions while guiding your colleagues to achieve collective goals.Are you ready to make your mark? Develop robust and scalable software for critical web-based applications.Design, implement, test, document, and maintain APIs and integrations.Create new features within our core Kotlin-based services, collaborating with multi-disciplinary teams.Ensure quality control through techniques such as automated testing, code review, and pair programming.Work closely with the Product team to translate user requirements into effective technical solutions.Document technical designs and analyses thoroughly.Evaluate existing system architecture, identifying areas for enhancement and growth.Prototype and explore innovative ideas and technologies swiftly.Promote a culture of continuous improvement, leading by example and positively influencing our practices.

Nov 10, 2025
Apply
company9fin logo
Full-time|On-site|London

About the Role 9fin is hiring a Staff Engineer in London. This role focuses on developing scalable systems and improving financial data analytics. Staff Engineers at 9fin play a central part in shaping technical direction and product quality. What You Will Do Design and build systems that scale with growing data and user needs Work closely with other engineers to enhance analytics capabilities Contribute ideas that influence product features and customer experience Location This position is based in London.

Apr 20, 2026
Apply
companyFleek logo
Full-time|On-site|London

Join us in transforming the world's broken supply chain!The fashion industry generates over 100 billion garments annually, with a staggering 60% ending up in landfills. This waste is not due to a lack of desire for these clothes, but rather because the supply chain for moving secondhand fashion from donation to resale is outdated, manual, and inefficient.At Fleek, we are on a mission to change this narrative. We aim to make secondhand fashion the go-to choice by building a robust infrastructure for the global secondhand clothing trade, powered by a B2B marketplace and advanced AI systems that streamline the supply chain.Through our platform, vintage stores, online resellers, and retail buyers can directly access graded secondhand inventory from wholesalers and rag houses across multiple countries. Our flagship solution, FleekSort, is an AI model meticulously trained on secondhand fashion, capable of grading, pricing, and categorizing items with just a photo, transforming a traditionally opaque and manual trade into a structured, searchable, and tradable global inventory.Since our inception in 2022, we've successfully diverted 9 million items from landfills and have experienced a threefold growth year-on-year. With approximately $50 million raised from leading investors such as a16z, Y Combinator, Burda Principal Investments, and HV Capital, we have recently concluded our Series B funding. Our advisory board includes industry veterans from Depop, Shopify, and Postmates.Currently, we serve thousands of resellers and retailers across the UK, Europe, and the US. As the secondhand fashion market is projected to soar to $350 billion by 2027, Fleek is building the AI-driven operational backbone for secondhand commerce on a global scale.We are searching for passionate individuals eager to create impactful solutions swiftly. If this excites you, read on!Your RoleTo spearhead our next phase of growth, Fleek is in search of a dynamic and seasoned Vice President of Engineering to lead and scale our Engineering team. As VP of Engineering, you will oversee a rapidly expanding team of approximately 30 engineers based in London and India, as well as manage our Data team, which currently comprises four members.This senior leadership role reports directly to our Co-Founder, Sanket Agarwal, and is pivotal in steering the technical vision, culture, and execution strategy of Fleek as we scale.Key ResponsibilitiesLead the execution of Fleek's AI initiatives, which are central to our product and long-term strategic vision.Cultivate a culture of innovation, agility, and ownership, promoting rapid experimentation and high accountability across the team.

Feb 11, 2026
Apply
companyHubSpot logo
Full-time|Hybrid|Flex - London, United Kingdom

POS-22139This position offers flexible work options: Office, Hybrid, or Remote within the UKAt HubSpot, we are dedicated to equipping businesses with state-of-the-art AI technologies, and our AI Infrastructure group plays a pivotal role in this mission. We are looking for a Staff Software Engineer who is passionate about infrastructure and improving the developer experience to join our dynamic AI Serving team. This team is responsible for managing HubSpot's end-to-end model inference and serving infrastructure, ensuring that AI models are deployed reliably, scaled appropriately, and remain cost-effective across various environments, while also serving as the cornerstone for modern Python development at HubSpot.The AI Serving team is in charge of the frameworks and libraries that facilitate synchronous, asynchronous, and offline inference, including model deployment pipelines, autoscaling, and resource management for both GPU and CPU. Our roadmap is focused on enhancing batch inference reliability and efficiency, advancing model observability, and optimizing AI infrastructure costs. Additionally, we are the custodians of essential Python libraries and tools within HubSpot.As a Staff Software Engineer on the AI Serving team, your responsibilities will include:Developing and deploying production-level code that directly enhances AI capabilities across HubSpot, serving as a crucial component for user and business impact at scale.Driving the advancement of our model serving and inference infrastructure, with an emphasis on reliability, scalability, and cost efficiency.Setting the technical direction for deploying and operating ML models at scale, influencing decisions on architecture, cost management, and developer experience.Collaborating closely with Machine Learning Engineers, Product Software Engineers, and other Infrastructure teams to streamline model deployment and serving processes.Gaining in-depth exposure to a variety of HubSpot infrastructure systems by building and maintaining core Python libraries, providing an excellent opportunity to understand HubSpot's operations in detail.Engaging with HubSpotters across the organization—from engineering and product to design, research, marketing, and sales—to gain insights into how HubSpot functions as a business.Being encouraged to bring your authentic self to work and to choose a work style and location that enables you to perform at your best, whether that be from home, in an office, or a combination of both.We are not solely seeking engineers with extensive experience; we are looking for individuals who have demonstrated unique excellence, leadership qualities, and the ability to uplift those around them.

Feb 12, 2026
Apply
companyOLIX logo
Full-time|On-site|London

About OLIXAt OLIX, we are at the forefront of the AI revolution, tackling the unprecedented demand for advanced computational capabilities. As the industry faces a significant infrastructure gap, we are redefining the hardware landscape with our revolutionary Optical Tensor Processing Unit (OTPU). This innovative technology promises unmatched performance and energy efficiency, setting the stage for the economic opportunities of the next century.Role OverviewJoin us as a Staff Engineer in Hardware Integration, where you will be the leading technical authority in your team, specializing in hardware-software integration across a critical segment of the OTPU stack. Your expertise will guide projects from pre-silicon design to post-silicon validation and sustainment engineering.We seek an experienced engineer who can set the technical vision for the team and tackle the most challenging engineering issues. Collaborating with the Engineering Manager, you will translate strategic priorities into actionable plans, drive technical decisions, and ensure the creation of reliable, maintainable solutions. Your hands-on expertise, sound engineering judgment, and influence through high-quality work will be pivotal to our success.Key ResponsibilitiesLead Technical Direction. Collaborate with the Engineering Manager to establish the technical focus for your team and take ownership of architectural decisions that influence the team's development and operational processes.Translate Priorities into Action. Partner with the Engineering Manager to decompose complex technical challenges into specific, implementable plans, ensuring the team is aligned on building effective solutions.Uphold Technical Excellence. Define the principles, interface agreements, and standards for the team—be it in firmware interfaces, ASIC validation methods, or interconnect fabric integration—ensuring consistent application across projects.Make Informed Technical Decisions. Own critical decision-making within your domain, which may include BSP and firmware architecture, ASIC validation approaches, or BMC platform design.Foster Team Alignment. Cultivate a shared understanding among engineers by ensuring clarity and rigor in technical discussions, facilitating well-reasoned decisions.

Apr 2, 2026

Sign in to browse more jobs

Create account — see all 10,647 results

Tailoring 0 resumes

We'll move completed jobs to Ready to Apply automatically.