Senior Frontend Engineer - RiskOS

Role overview Deliveroo is looking for a Senior Frontend Software Engineer to help shape the future of its platform. This role focuses on building high-quality user experiences and working closely with teams across the company. What you will do Develop and maintain frontend features for Deliveroo’s applications Collaborate with engineers, designers, and product managers to deliver seamless user experiences Apply expertise in modern web technologies to create engaging, reliable interfaces Location This position is based at Deliveroo’s London headquarters in The River Building.

TransPerfect is seeking a Senior Frontend Engineer to join its London-based team. This position plays a key role in developing and maintaining software products that support global operations. The focus is on delivering high-quality, reliable solutions that drive the company’s technology forward. Role overview The Senior Frontend Engineer will work on the design, development, and execution of software products. This includes taking responsibility for the quality of the user interface and ensuring that products meet both technical and user needs. The role involves collaborating with other teams to deliver solutions that support TransPerfect’s worldwide business. About the TechOps team TechOps has supported TransPerfect’s growth for more than ten years. The team builds and maintains technology that streamlines processes for both clients and internal teams. Projects range from workflow improvements to developing scalable interfaces for the GlobalLink platform, all aimed at making complex systems easier to use. What you will do Lead frontend development for software products used across global operations Ensure the quality and reliability of user interfaces Work closely with cross-functional teams to deliver scalable solutions

About UsPhysicsX is an innovative deep-tech company at the forefront of numerical physics and Formula One, dedicated to revolutionizing hardware innovation through software acceleration.We are crafting a cutting-edge AI-driven simulation software stack tailored for engineering and manufacturing in advanced industries. Our platform enables high-fidelity, multi-physics simulations via AI inference throughout the entire engineering lifecycle, unlocking unparalleled levels of optimization and automation in design, manufacturing, and operations. We empower engineers to push the boundaries of possibility, serving leading innovators in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive sectors.The RoleAs part of our product team, PhysicsX is creating a platform utilized by Data Scientists and Simulation Engineers to construct, train, and deploy Deep Physics Models. The backbone of this platform is the management of vast volumes of intricate simulation data, facilitating high-fidelity multi-physics simulations through AI inference.We are seeking a Senior Frontend Software Engineer to join our dedicated team of Frontend Engineers. You will work collaboratively in a cross-functional environment, where you will have the autonomy to influence implementation decisions. You will be responsible for developing and enhancing the frontend that animates our platform — from dynamic 3D visualizations of simulation data to seamless API integrations that enable complex machine learning workflows. You will architect composable frontend structures, optimize performance for data-intensive interfaces, and ensure intuitive interactions for our engineers and scientists handling large datasets and simulation outputs.In this senior role, you will significantly shape the technical direction — authoring Technical Decision Records, mentoring junior engineers, and establishing standards that ensure our platform remains reliable, secure, and efficient. This position is perfect for a creator passionate about delivering exceptional user experiences and building robust frontend architectures.What You Will DoDevelop and improve a frontend platform that supports intricate simulation and machine learning workflows — from 3D visualizations to seamless API integrations and data-heavy interfaces.Design and implement scalable frontend architectures and component systems, including micro-frontend patterns, to facilitate maintainable development.Enhance user experience through advanced caching strategies, performance monitoring, layout optimization, and accessibility best practices.Develop and implement sophisticated state management and data flow patterns to accommodate real-time simulation data and complex user interactions.Take ownership of your work from inception to completion, ensuring high-quality results.

Join our dynamic team as a Senior Frontend Engineer at AECOM, where you will be at the forefront of developing innovative web applications and user interfaces. We are looking for an enthusiastic engineer with a passion for crafting seamless and engaging digital experiences. You will collaborate with cross-functional teams to design and implement robust solutions that enhance user interaction and satisfaction.

About NevisNevis is revolutionizing the financial sector with the launch of the world's pioneering AI wealth management platform. In just nine months, we have successfully amassed over $50 billion in assets under management and we project to surpass $100 billion by year-end.Supported by leading investors, we have raised a total of $40 million from prominent firms including Sequoia Capital, ICONIQ, and Ribbit. This positions Nevis as one of the most highly funded and rapidly growing Series A startups in Europe.The RoleWe are seeking a passionate Frontend Software Engineer who appreciates the artistry of interfaces and sees code as a craft. In this pivotal role, you will design and develop Nevis’ core product, an innovative AI-native wealth management platform, and bring intelligent workflows to life for financial advisors around the world.You will collaborate closely with designers and backend engineers to swiftly transform ideas into reality. If you are enthusiastic about modern web technologies, value design excellence, and are eager to deliver impactful products, you will excel in our dynamic environment.What You’ll DoWork together with designers to create visually stunning and intuitive features.Translate intricate AI and financial data into user-friendly interfaces.Write clean, well-tested, and reusable code while mentoring others in best practices.Contribute to the evolution of our design system and enhance frontend craftsmanship.Rapidly prototype, solicit feedback, and iterate on solutions.Partner with backend engineers to seamlessly integrate APIs and visualize data.Pay meticulous attention to performance, accessibility, and the finer details that users appreciate.Who You AreYou possess extensive experience with TypeScript and a deep understanding of JavaScript.You are well-versed in React and eager to leverage the latest features.You have a thoughtful approach to component design, focusing on composable APIs and clear abstractions.You have an understanding of modern web dynamics including browser performance and the elements that contribute to a responsive interface.You are adept with contemporary tooling such as Vite, SCSS, and component libraries.You are proficient in delivering features from inception to production.

Join us at elasticstage as a Senior Frontend Engineer and play a crucial role in revolutionizing the music industry. Our innovative technology enables the production of on-demand vinyl records, providing a platform for music creators to effortlessly create and sell their music worldwide at no cost. We collaborate with top record labels, streaming services, digital providers, distributors, and renowned global artists to deliver a comprehensive solution for physical media. Our mission is to empower small and emerging artists, offering them seamless access to market their vinyl and CDs to fans through our state-of-the-art production and fulfillment centers across Europe, the USA, and Asia.The vinyl market has experienced consistent growth of over 20% annually for the past 16 years, and CDs are witnessing a resurgence for the first time in two decades. By 2030, we anticipate nearly 200 million music creators globally, with AI further accelerating this growth. Many artists aspire to have their music available on vinyl or CD for their friends, family, and fans, and our scalable on-demand technology makes this accessible without the burden of high costs or minimum orders. At elasticstage, we provide easy and affordable access to this burgeoning market.As a Senior Frontend Engineer, you will take ownership of our front-end platform, engaging in hands-on development while providing technical leadership and direction. You will collaborate closely with product, design, and backend engineering teams to deliver exceptional user experiences across our e-commerce platform, creator tools, and operational systems.Join us and contribute to scaling a dynamic, high-profile disruptor in the music industry!

About UsPerk, formerly known as TravelPerk, is an innovative platform specializing in travel and spend management. Our mission is to eliminate the tedious manual tasks that hinder productivity, automating everything from travel bookings to expense management and invoice processing. By addressing the inefficiencies that cost organizations significant time and resources, we empower businesses to focus on what truly matters.Trusted by over 10,000 companies globally, including industry leaders like Wise, On Running, Breitling, and Fabletics, we tackle the staggering 7 hours of lost productivity each week per employee, a $1.7 trillion issue.Founded in 2015, Perk has rapidly expanded to a team of more than 1,800 talented individuals across 12 offices worldwide, with headquarters located in both London and Boston. Our blend of innovation, control, and simplicity is transforming workplace dynamics and enhancing employee satisfaction.At Perk, our culture is driven by core values such as ownership, delivering exceptional experiences, and fostering teamwork. We emphasize curiosity, purpose, and a growth mindset to unlock your full potential. Our diverse talent team hails from the travel and SaaS sectors, representing over 70 countries. If you’re passionate about making a meaningful impact and reshaping the work experience for millions, we invite you to join us.Discover more at www.perk.com.

About UsPhysicsX is an innovative deep-tech enterprise rooted in numerical physics and the high-speed world of Formula One. Our mission is to propel hardware innovation at software-like speeds.We are crafting an AI-powered simulation software stack designed for engineering and manufacturing in advanced industries. Through high-fidelity, multi-physics simulation enabled by AI inference, PhysicsX paves the way for unprecedented optimization and automation in design, manufacturing, and operations, allowing engineers to transcend limits. Our clientele includes pioneers in Aerospace & Defense, Materials, Energy, Semiconductors, and Automotive.The RoleAt PhysicsX, we are developing a robust platform that empowers Data Scientists and Simulation Engineers to create, train, and deploy Deep Physics Models. The foundation of this platform hinges on processing vast amounts of intricate simulation data, facilitating high-fidelity multi-physics simulation through AI inference.We seek a Senior Frontend Software Engineer to enhance our product team. As a vital member of a small group of Frontend Engineers, you will collaborate within a cross-functional team, enjoying the autonomy to influence implementation decisions. You will build and refine the frontend that animates our platform — from dynamic 3D visualizations of simulation data to smooth API integrations driving intricate ML workflows. Your responsibilities will involve designing adaptable frontend architectures, optimizing performance for data-intensive interfaces, and ensuring user-friendly interaction for our engineers and scientists with extensive datasets and simulation outcomes.In your senior capacity, you will significantly shape technical direction — documenting Technical Decision Records, mentoring junior engineers, and establishing standards that ensure our platform remains reliable, secure, and efficient. This role is perfect for someone who thrives on creating exceptional user experiences while also designing robust frontend architectures.What You Will DoDevelop and advance a frontend platform that facilitates complex simulation and ML workflows — from 3D visualizations to seamless API integrations and data-intensive interfaces.Design and implement modular frontend architectures and component systems, incorporating micro-frontend patterns for scalable and maintainable development.Enhance user experience through advanced caching strategies, performance monitoring, layout and rendering optimization, and adherence to accessibility best practices.Create and implement sophisticated state management and data flow patterns to accommodate the demands of real-time simulation data and complex user interactions.Take ownership of your projects from start to finish — from architectural decisions to final implementation.

Role Overview Utility Warehouse is looking for a Frontend Software Engineer to join the Lifecycle Customer team in London. This group focuses on building web applications that improve how customers interact with our services and help keep them engaged. What You Will Do Work with designers and backend developers to create clear, responsive user interfaces Build features that make our digital products easier and more enjoyable to use Contribute ideas and code that influence our web platforms and customer experience About the Team The Lifecycle Customer team supports Utility Warehouse’s goal of delivering strong value to customers. Collaboration and a focus on usability are central to how we work.

Location: London Start date: Immediate The Role: We are seeking exceptionally skilled and motivated software engineers who take pride in their craft to enhance our Engineering team based in London. As a successful candidate, you will collaborate within a cross-functional team that includes product managers and designers, working closely with the wider business to deliver effective code that addresses real-world challenges for both internal and external clients. You will take charge of the services overseen by your team, ensuring their development aligns with the overarching AlphaSights Engineering strategy, while also mentoring junior engineers. If you are passionate about problem-solving through coding and aspire to work alongside outstanding colleagues in a high-achievement environment, this position is ideal for you. What You’ll Do: Design Solutions: Define optimal technical solutions to business problems, contributing to a scalable architectural vision that aims to become the world's leading research platform. Ship Working Code: Our primary tech stack consists of React for the frontend and Kotlin microservices with Postgres for the backend, alongside some legacy services built in Ruby on Rails. We continually assess new technologies that could enhance our stack. Deploy and Iterate: We release updates frequently to our customers, utilizing CircleCI and Spinnaker for CI/CD, gathering feedback promptly to inform subsequent iterations. Build Your Competency: You will rapidly advance your skills by developing market-leading technology alongside experienced colleagues in a high-performance environment. Engineers can also utilize our L&D budget to accelerate their development of specific technical competencies. Maintenance and Troubleshooting: Diligently monitor our services to catch errors proactively, diagnose root causes, and deploy fixes before users are affected. Who You Are: You likely hold a degree in a STEM subject, but we are also open to candidates who have honed their skills through alternative pathways. Experience: Proven experience at a similar level within a mature Engineering team, with aspirations to elevate your career. We seek individuals with outstanding potential. Technical Expertise: Extensive knowledge in frontend engineering, including designing, building, and maintaining robust web applications.

blp-digital is looking for a Senior Frontend Engineer to work onsite in London. This role centers on building modern web applications, working closely with both designers and backend developers to deliver user experiences that are intuitive and reliable. Key responsibilities Lead the frontend development of both new and existing web applications Collaborate with designers to turn concepts into polished, effective interfaces Work with backend engineers to ensure seamless integration between frontend and backend systems Work location This position requires working onsite at the London office.

Senior Frontend Engineer - Elevate User Experiences Are you a seasoned Frontend Engineer looking to make a significant impact? Join our dynamic and agile delivery team at ClearScore, where we are dedicated to crafting innovative experiences for our users through the latest technologies. If you thrive in a high-performance, entrepreneurial environment that celebrates the art of developing cutting-edge products and tackling complex challenges, we want to hear from you! As a valued member of our established cross-functional squad, you will focus on advancing our design system, enhancing our logged-out website, and exploring other groundbreaking technologies. We foster a culture of continuous improvement and creativity, inviting new team members to share their ideas and methodologies. Bring your expertise, and we'll share our knowledge in a collaborative and enjoyable atmosphere. At ClearScore, our world-class engineers are pivotal in fulfilling our mission to enrich the financial lives of millions. To learn more about our technology stack, visit our 2026 Tech Radar. Discover our work culture through our Behavioural Principles and Engineering Principles. Explore additional insights on our Tech Blogs on Medium. Your Responsibilities: Design, develop, and maintain full-stack solutions using Node.js and TypeScript, delivering data-driven user interfaces and backend services. Create intuitive client UX utilizing design systems and server-driven UI frameworks. Optimize and scale databases for large-scale applications, employing SQL, PostgreSQL, and indexing strategies to ensure performance and maintainability. Collaborate closely with skilled colleagues to implement, monitor, and optimize real-time data pipelines with Kafka, ensuring robust message handling and distributed system performance to enhance your features. Take ownership of end-to-end performance optimization, both client-side and server-side. Lead the deployment and maintenance of production-grade code and databases across multiple global markets. Monitor post-release performance, utilizing tools for reliability and system health. Engage in an Agile environment, mentoring team members across various specializations and fostering a culture of learning and continuous improvement.

Join our passionate team at Ledger, where we are dedicated to redefining the landscape of digital ownership. Our mission is to empower users, creators, and enterprises to take control of their value with unparalleled freedom through technology that is accessible to everyone. We thrive on innovation, fostering a culture of curiosity and problem-solving that encourages every team member to challenge norms and develop groundbreaking solutions. At Ledger, we are committed to making self-custody accessible, giving individuals the keys to their financial futures. If you’re eager to make a significant impact, we invite you to become part of our journey.As the leading global platform for digital assets and Web3, Ledger secures over 20% of the world’s crypto assets through our advanced hardware wallets, with more than 7.5 million units sold across 200 countries. With headquarters in Paris and offices in various locations including London, we employ around 600 skilled professionals dedicated to developing secure products and services that allow individuals and businesses to manage their crypto assets with confidence.The TeamYou will be an integral part of the E-commerce Engineering team, which is responsible for the entire customer experience on ledger.com. This team oversees the customer journey from discovery to checkout, utilizing a modern technology stack (Next.js, Shopify, Contentful, Vercel) to deliver high-performance, conversion-optimized experiences.In our dynamic, product-focused environment, we prioritize frequent deliveries and continuous optimization in performance, SEO, and conversion rates.What You’ll Be DoingAs a Senior Frontend Engineer, you will play a pivotal role in shaping the web experiences that millions of customers rely on. This hands-on position involves significant ownership, where you will lead complex projects from conception through to production, influence technical direction, and uplift team standards through mentorship.Your responsibilities will include:End-to-End Project OwnershipLead the development of impactful features from inception to deployment.

About the RoleWe are excited to announce an opening for a Senior Frontend Engineer who will take charge of the user interface layer of ThreatAware's dynamic platform. Your main responsibilities will include developing the dashboard, enhancing data visualization, and crafting interfaces for our innovative AI-powered features. You will be working with TypeScript using Angular and React, reporting directly to the Head of Engineering, and collaborating closely with our R&D teams to seamlessly integrate AI functionalities into our platform. If you have a passion for creating stunning interfaces, an eye for detail, and a desire to tackle complex UI challenges with significant real-world implications, this position is perfect for you.Why Join ThreatAware?At ThreatAware, we provide security teams with a comprehensive source of truth for every device and tool within their organization. With over 150 integrations, rapid deployment in under 30 minutes, and real-time visibility across entire IT infrastructures, we have earned the trust of sectors such as finance, legal, energy, and healthcare. We're on a mission to build something even more impactful. After six years of curating accurate cyber asset data, we are now integrating AI to offer new methods for security teams to analyze their data, automate workflows, and proactively manage risks before they escalate. In this role, you will design intuitive interfaces that enhance user experience.Your ResponsibilitiesTake ownership of the frontend that transforms intricate security data into clear insights.Design and develop the platform dashboard and AI workspace UI using TypeScript (Angular and React) — ensuring a data-rich, real-time experience used daily by enterprise security teams.Tackle challenging visualization problems: managing thousands of security events, device interconnections, and AI-driven insights without overwhelming users.Establish a robust component architecture, design systems, and frontend standards that evolve as the team and product expand.Collaborate closely with R&D to translate AI capabilities into user-friendly, polished interfaces.Partner with product and design teams to define and enhance the user experience, rather than just executing it.Mentor junior frontend engineers and elevate the quality of frontend development within the team.Qualifications We SeekExtensive experience with TypeScript, Angular, and React, with a deep understanding of component architecture, state management, and performance optimization.A strong aesthetic sensibility, with a commitment to creating beautiful interfaces and a keen awareness of modern design trends, paying close attention to the details that contribute to a polished product.Proven track record in building data-intensive, high-performance web applications, ideally those that involve real-time data or complex visualizations.Ability to work in a collaborative environment and effectively communicate ideas and solutions.Prior experience in mentoring and guiding junior team members is a plus.

TransPerfect is searching for a Senior Frontend Engineer to join its London team. This role centers on building and refining software products that support both internal operations and client-facing solutions. The Senior Frontend Engineer will help guide development, quality, and delivery across a range of projects. The work involves collaborating with a global team to improve user experiences and streamline complex workflows. TransPerfect’s TechOps group has supported the company’s growth for over ten years, focusing on technology and services that make processes simpler for users and clients alike. Role overview Lead and contribute to the development of frontend features for software products Oversee quality and execution throughout the product lifecycle Work closely with international colleagues to deliver scalable solutions What we look for Experience in frontend engineering at a senior level Ability to collaborate within a global, cross-functional team Interest in improving both internal and client-facing systems This position is based in London and offers the chance to contribute to a company that values innovation and practical problem-solving.

About EucalyptusOur mission is to make good health last a lifetime. With over 1 billion individuals globally living with obesity, we aim to tackle preventable chronic conditions and enhance long-term care.Eucalyptus is the driving force behind Juniper, one of the largest weight-management programs worldwide. We integrate GLP-1 medication with personalized nutrition, movement support, and clinician-led care from a diverse team of prescribers, nurses, health coaches, pharmacists, and dietitians. Our published clinical research indicates that our combined clinical and behavioral approach enables patients to achieve significantly greater weight loss during their treatment with Juniper, yielding results four times more effective.Our Growth Story:130% year-over-year revenue growth and a 90% reduction in cash burn, with over $100M raised from notable investors including BOND, NewView, Blackbird, and Airtree.Successfully supported over 350,000 patients facing obesity across our five markets.Received prestigious NICE endorsement to provide services to the NHS.Customized our offerings for thousands of patients in Germany and Japan.Drive Frontend Innovation and Shape Patient ExperiencesAt Eucalyptus, our goal is to simplify, secure, and enhance healthcare accessibility. Patients often encounter challenges navigating care, which is why our Growth squad is dedicated to creating impactful frontend web experiences that drive critical metrics such as retention, engagement, and conversions while enhancing the overall patient journey.Your contributions will be pivotal in experimenting with the frontend platform, designing and testing features that directly affect patient engagement with our services. This role presents an exciting opportunity to innovate and influence the future of healthcare delivery.

Corgi builds insurance products for tech startups using AI and a modern stack. The company operates as a licensed carrier, has raised $108 million, and recently expanded into the UK and EU. The platform uses Django, integrates Stripe for payments, and features AI-powered underwriting. Corgi is growing its engineering team in London. Role overview This Frontend Software Engineer role in London focuses on building and shipping products with autonomy. The team values engineers who can take an idea from concept to live deployment without waiting for detailed roadmaps. Experience launching side projects, weekend builds, or products used by real customers is highly regarded. What makes a strong fit Motivation to work in a startup environment Proven ability to independently build and launch projects Delivers results quickly, sometimes within hours or days Comfort working across the stack and adapting to new challenges Shares clear opinions but remains open to better ideas Prioritizes outcomes and team goals over titles How the team works Decisions happen quickly; perfection is not required Products and improvements launch regularly, not just quarterly Emphasis on shipping and iterating instead of long review cycles High intensity is standard, both during launches and quieter times Decisions are made openly and transparently Internal competition encourages everyone to improve This position is for builders who want to create and deliver real products. Behaviors that will end the role quickly Engaging in office politics or gossip Taking direct feedback as personal criticism Adding unnecessary process or overhead Missing deadlines after committing to them How to apply Send links to GitHub, personal websites, live projects, or shipped products CVs are not required Email applications to: sergio@corgi.com Proof of shipped work is required Location and compensation Based in London, with on-site or hybrid options Base salary ranges from £75,000 to £140,000, plus equity options Salary depends on ability to ship, not seniority or job titles

TL;DRJoin Deducta, a rapidly growing startup dedicated to addressing critical data challenges for some of the world's largest enterprises. With substantial funding and a commitment to innovation, we are positioned at the forefront of data intelligence.We seek a Senior Frontend Product Engineer to significantly influence our product's design and functionality. Your primary responsibilities will include:Delivering high-quality code swiftly across various frontend functionalities.Pioneering the integration of Large Language Models (LLMs) to enhance or replace traditional user interfaces. Location: London, UK. We encourage in-person collaboration within our office located near London Bridge. Compensation: Total remuneration for this position exceeds £150k. Visas: We provide visa sponsorship for the ideal candidate. Start Date: As soon as possible. About DeductaDeducta is a pioneering data intelligence platform catering to global enterprises. Our mission is to offer unparalleled insights into mission-critical data, beginning with spend data, to support significant business transformations.Our partners leverage Deducta to achieve impactful results at an unprecedented pace. Role OverviewOur deployment of cutting-edge LLMs for language analysis has empowered us to tackle customer challenges at scales and accuracies previously deemed impossible.As a Senior Frontend Product Engineer, you will shape the product's design and collaborate with a dedicated team to execute swiftly and efficiently.Key Responsibilities:Conceptualize, prototype, and develop new experiences within the Deducta application, including the integration of LLMs to enhance traditional interfaces.Utilize existing design components and innovate new ones.Create and present your design and product architecture suggestions while providing constructive feedback to peers.Produce high-quality, thoroughly tested pull requests, and review designs and code from colleagues.Maintain a strong focus on user satisfaction throughout all development stages.Success in this role entails:Consistently delivering high-quality outcomes across various responsibilities, from design inception to feature rollout. Ideal Candidate ProfileWe seek a seasoned engineer with over 5 years of experience, a solid foundation in JavaScript, the ability to identify challenges, and the drive to take ownership from proposal to production, all while contributing to a market-leading product.You may be the perfect fit if you possess:Experience with Vue.js, Tailwind CSS, and Tanstack.A proven track record of writing clear, maintainable code in a collaborative environment.A strong understanding of design fundamentals, not merely the aesthetic elements.

We are seeking a talented and experienced Senior Frontend Engineer to join our dynamic team at Pigment. In this role, you will have the opportunity to work with cutting-edge technologies and contribute to the development of innovative solutions that drive our business forward.Your responsibilities will include collaborating with cross-functional teams to design and implement user-friendly interfaces, optimizing application performance, and ensuring the highest quality standards in our products.