Senior Platform Engineer - AI Tooling & Infrastructure

Join Us at ConveoAt Conveo, we are pioneering an AI research platform that facilitates rapid, cost-effective, and high-quality consumer and B2B research. Our innovative AI video interviewer is trusted by global brands such as Unilever, Google, and Orange, empowering insights across marketing and product teams.Why This Role MattersTraditional research methods are often slow, costly, and lack depth. They require specialized expertise, which can be a barrier for many organizations. By addressing these challenges, we enhance how companies comprehend and serve their customers.Your Future TeamYou will be part of an exceptionally skilled and passionate team dedicated to pushing boundaries while enjoying our work. Our collective experience spans decades in market research, engineering excellence, and entrepreneurship.Our Work CultureWe prioritize our clients and the solutions we offer, consistently going above and beyond.Our engineering team collaborates directly with customers, fostering open communication.We balance hard work with fun, creating an energetic atmosphere.To maintain our high standards, we strive for a lean but effective team.About the RoleThis position transcends a traditional infrastructure role; we seek an individual who is adept at strengthening Kubernetes clusters, contributing to product features, and developing internal tools that enhance our product and engineering capabilities. As a Senior Platform Engineer, you will own the infrastructure and deployment platform that powers Conveo's AI research product while influencing the engineering approach. You will establish AI toolchains, workflows, and safeguards that allow our engineers to operate efficiently with automation and AI.This is a critical role with significant impact. You will build upon existing foundations and elevate how Conveo builds, deploys, and manages our systems at scale. As we expand from 8 to over 18 engineers this year, you will ensure our infrastructure evolves in tandem with our growth and customer needs.

Join MUBI as a Senior Infrastructure EngineerMUBI is a renowned global streaming service, production company, and film distributor committed to celebrating exceptional cinema. Our mission is to create, curate, acquire, and promote visionary films that reach audiences worldwide. With passionate teams collaborating across cities like London, New York, Istanbul, Paris, Berlin, and Mexico, we strive to make great cinema accessible to everyone.We invite you to be part of our vibrant global team and contribute to our mission.Role OverviewThis is not your conventional DevOps or ML infrastructure role. As a Senior Infrastructure Engineer, you will build and deliver innovative software solutions, including internal tools, services, and automated processes that address real infrastructure challenges. Your work will encompass automated incident response, intelligent observability, and support ticket management. You will apply agentic patterns to navigate the complexities of operational environments instead of training models or managing GPUs.We are seeking a senior candidate who excels in system architecture, mentors fellow engineers, and leads by example. Your background should include hands-on experience in developing infrastructure applications and tools, demonstrating a willingness to explore new systems, take ownership of challenges, and drive solutions to fruition.Our infrastructure team adheres to SRE principles, focusing on building reliable, automated systems and minimizing operational toil. You will be responsible for developing and maintaining the platforms that empower our engineering teams to deploy, scale, and monitor their services. Your responsibilities will span from managing bare-metal CDN servers to Kubernetes clusters and AI-enhanced workflows.Join us in a small team with high autonomy and direct impact, working in a hybrid model (2-3 days a week in London), with remote work options available for exceptional candidates outside the city.

About FreshaFresha is the premier marketplace platform in the beauty and wellness sector, trusted by millions of consumers and businesses around the globe. With over 130,000 businesses and 450,000 stylists using our platform, we have successfully processed over 1 billion appointments to date.Headquartered in London, United Kingdom, Fresha operates from 15 offices across North America, EMEA, and APAC.Our platform enables consumers to discover, book, and pay for beauty and wellness appointments with local businesses. In turn, beauty and wellness professionals utilize our comprehensive platform to manage their operations seamlessly through innovative business software and financial technology solutions.Fresha’s ecosystem equips merchants with all essential tools for efficient business management, including appointment bookings, point-of-sale systems, customer record management, marketing automation, loyalty programs, beauty product inventory, and team management.Our consumer marketplace enhances revenue potential for partner businesses by leveraging online bookings and automated marketing through mobile applications and advanced integrations with leading tech brands like Instagram, Facebook, and Google.Role OverviewAs Fresha embarks on its next phase of global expansion, the Platform team plays a crucial role in ensuring that this growth is swift, secure, and sustainable.In your capacity as a Senior Platform Engineer, you will hold complete responsibility for the design, deployment, and operation of our platform and services. Your primary objective is to eliminate obstacles for engineers, minimize operational risks, and ensure that the platform effectively scales in alignment with the business's growth.Your mission is to provide engineers with the appropriate tools, methodologies, and infrastructure necessary for them to deliver their work efficiently, safely, and confidently.We place a strong emphasis on the impact of our work on customers, even when the tasks are internal; our platform improvements are aimed at enhancing the overall customer experience.To cultivate a collaborative work environment that thrives on in-person interactions and teamwork, all employees at Fresha are required to work from our dog-friendly office four days a week, with the flexibility to work remotely every Wednesday. The office is located at: The Bower, The Tower, 207 Old St, London EC1V 9NR.

Intercom builds AI-powered customer service tools for businesses around the world. Our flagship AI agent, Fin, helps companies deliver 24/7 support and handle complex questions that sometimes require a human touch. Integrated with our Helpdesk, Fin forms part of the Intercom Customer Service Suite, which supports nearly 30,000 businesses globally. Founded in 2011, Intercom continues to set new standards for customer service by moving quickly, pushing boundaries, and delivering real value to clients. Role Overview The AI Infrastructure team at Intercom is looking for Senior AI Infrastructure Engineers in London. This group develops and maintains the systems that train and serve the next generation of Intercom’s AI models. The team’s work ranges from optimizing GPU architecture to building user-facing agents that handle millions of support requests each month. Engineers here design the training pipelines and manage inference for custom models like Fin Apex, which leads the industry in customer service performance. The team operates at the core of Intercom’s AI efforts. What You Will Do Design and scale training pipelines for large transformer and LLM models, including data ingestion, preprocessing, distributed training, and evaluation. Develop and improve inference services to deliver low-latency, reliable user experiences, covering autoscaling, routing, and fallback strategies. Optimize GPU-level performance by tuning kernels, improving utilization, and identifying bottlenecks in training and inference systems. Work closely with ML scientists to deploy advanced training and inference techniques. What We’re Looking For Hands-on experience with model training or model inference at scale, or low-level GPU programming (such as CUDA or Triton). Experience in more than one of these areas is especially valued.

Join the innovative team at Perplexity AI as an AI Infrastructure Engineer. We harness cutting-edge technologies, including Kubernetes, Slurm, Python, C++, and PyTorch, primarily within the AWS ecosystem. In this role, you will collaborate intimately with our Inference and Research teams to design, deploy, and enhance our extensive AI training and inference clusters.

Role Overview Writer is hiring a Senior Software Engineer to help build and improve our Enterprise AI Platform. Based in London, this role centers on designing and developing software that supports efficiency and better user experiences for a range of clients. What You Will Do Develop and maintain software for our Enterprise AI Platform Work with cross-functional teams to deliver reliable and scalable solutions Contribute ideas and technical expertise to shape the direction of AI products at Writer Collaboration This position works closely with engineers, product managers, and other teams to ensure our software meets client needs and quality standards. Your input will help guide the evolution of AI tools within the company.

At Coram AI, we are revolutionizing video security in today's digital landscape. Our innovative cloud-native platform leverages cutting-edge computer vision and artificial intelligence to empower businesses with enhanced safety, informed decision-making, and rapid response capabilities. Experience real-time alerts, effortless clip sharing, and comprehensive visibility across multiple sites.Joining our dynamic, agile team means embracing clarity, excellence, and impactful contributions. Every team member has a voice, delivers significant work, and plays a vital role in shaping how AI can foster a safer and more interconnected world.In this role, you will be part of a pioneering team responsible for managing a sophisticated infrastructure that transcends conventional cloud setups. Beyond our robust AWS and Kubernetes configurations, we also oversee a vast array of IoT devices. We are in search of a skilled engineer who will play a crucial role in developing and maintaining our edge and cloud stack that supports our IoT product offerings, focusing on both infrastructure and the bespoke software we utilize.You will tackle intriguing challenges at the confluence of user experience, machine learning, and infrastructure, while committing to excellence, continuous learning, and delivering exceptional products in a fast-paced startup environment.

About Light.At Light, we are on a mission to transform outdated factory-era ERPs into dynamic, living software. Our Smart Financial Platform equips modern, global businesses with capabilities like automated accounting, real-time reporting, and financial workflows that evolve with their pace.Creating alongside our customers, we prioritize speed and craftsmanship. In a short span, we've evolved from a concept to a vital resource for renowned companies such as Lovable, Legora, and Keyshot. Our users don’t just work with Light—they enjoy using it.As a pioneering team, we are creating a new software category. Imagine engineers passionate about finance, designers focused on reconciliation, and operators treating finance as a product. If you’re enthusiastic about revolutionizing financial workflows, you’re in the right place.Supported by top-tier investors and guided by industry leaders, we are developing groundbreaking products with the freedom to innovate boldly and take ownership of our results. Join us in making Light the global standard for next-gen finance.The AI Platform Engineer RoleAs a member of the Foundation Team, which acts as the catalyst for our engineering organization, you will play a pivotal role in architecting our internal

LemFi (Series B) is on a mission to revolutionize financial services for the Global South.Relocating to a new country should not mean starting from square one. Our dedicated team of over 400 professionals across 20+ countries is crafting a financial ecosystem designed to empower immigrants to maintain connections to their home countries, establish stability, and build wealth, irrespective of their origin or current residence.What started as a platform for swift and affordable remittances is now transforming into a comprehensive solution for multi-currency accounts, seamless payments, credit options, and long-term financial prosperity.With millions of users worldwide, we facilitate over $1 billion in transactions monthly across 30+ countries, demonstrating that financial opportunities should transcend borders.Your RoleAs a Senior Platform Engineer at LemFi, you will play a crucial role in designing, building, and enhancing the cloud infrastructure that enables global money transfers at scale.Your objective is to develop a secure, scalable, and cost-efficient AWS cloud platform that empowers engineers to deploy solutions rapidly while adhering to the operational and regulatory standards expected of a leading fintech organization.Beyond mere infrastructure maintenance, you will create a self-service internal cloud platform that boosts reliability, fortifies security, and ensures our systems are resilient as we manage billions in global transactions.How You'll Make an ImpactDesign and scale robust AWS infrastructure with an emphasis on reliability, security, and cost-efficiency.Develop and uphold Infrastructure as Code (Terraform / CloudFormation) ensuring that modifications are auditable and reproducible.Enhance our observability features (monitoring, logging, alerting, tracing) and fortify SLO-driven reliability.Advance our CI/CD pipelines and contribute to the development of our Internal Developer Platform.Assist in incident response, disaster recovery, and compliance with standards such as GDPR, PCI DSS, SOC2, DORA, ISO27001.Who You AreOwnership-driven — you take initiatives from design through to production.Proactive and innovative — always looking for ways to enhance processes and systems.

Role overview Elliptic is hiring an AI Infrastructure Engineer in London, United Kingdom. This role focuses on building and supporting the technical foundation behind Elliptic's AI-driven financial technology products. What you will do Design and implement infrastructure for AI systems Maintain and improve the platforms that power Elliptic’s AI products Work with teams across the company to develop scalable, reliable solutions Monitor and optimize system performance to support product innovation

Be Part of the AI Revolution in the Creator Economy!Fanvue is a leading force in the global creator monetization landscape, empowering creators through an innovative, AI-driven platform. Our mission is to enable creators to directly engage and earn from their audiences at scale. With our recent Series A funding, Fanvue has achieved an impressive milestone of over $100M in annual recurring revenue and continues to experience explosive growth, supporting countless creators and millions of fans worldwide.As we expand, the integration of AI into our engineering practices is becoming essential, driving developer efficiency, feature deployment, and code quality while ensuring safe and responsible use across our codebase. Your RoleWe are seeking an AI Developer Tooling Engineer to spearhead the application of AI within Fanvue's engineering team. This hands-on position is pivotal in transforming AI into a powerful ally for our engineers while mitigating risks associated with its use.You'll be responsible for defining our AI coding framework, constructing the necessary infrastructure and tools, and enabling our team to enhance their development speed through parallel processes, AI assistance, and refined workflows—all while upholding our high standards for quality, security, and maintainability. Your ResponsibilitiesAlign Fanvue's codebase with cutting-edge AI coding tools like Cursor and Claude Code.Define, standardize, and implement Fanvue's AI-assisted development stack across IDEs, pull request workflows, and CI.Develop and manage MCP servers and AI-ready infrastructure to facilitate reliable, context-aware code generation.Enable parallelized development workflows, empowering engineers to confidently review and deploy AI-generated code.Establish best practices for AI-assisted coding, reviews, and refactoring within the team.Create and maintain comprehensive documentation, playbooks, and training materials to promote adoption and safe usage.Track and report tangible improvements in developer productivity, including PR cycle times, throughput, and code quality metrics.Continuously assess emerging AI developer tools and vendors, establishing clear success criteria and contingency measures. Your ProfileA solid background in software engineering, particularly with TypeScript in production environments.Experience with AI tools and cloud infrastructures is a significant advantage.Strong problem-solving skills and the ability to navigate complex technical challenges.Excellent communication skills, with the ability to convey technical information to non-technical stakeholders.

Join Us in Revolutionizing the Creator Economy with AIFanvue is a leading force in the rapidly evolving creator monetization landscape. Our AI-driven platform empowers creators to engage, connect, and earn directly from their audiences on a grand scale. Following our recent Series A funding, we have achieved over $100 million in annual recurring revenue, experiencing triple-digit growth year-over-year and supporting a vibrant community of hundreds of thousands of creators and millions of fans worldwide.As a Platform Engineer at Fanvue, your mission will be to streamline processes for our engineering teams. This role is pivotal in developing the infrastructure, tools, and foundational components that enable our product teams to deliver solutions swiftly, safely, and confidently at scale. Your ResponsibilitiesConstruct and uphold core platform infrastructure across diverse cloud environmentsEnhance CI/CD pipelines to facilitate rapid, secure, and consistent deploymentsDesign and implement observability, monitoring, and alert systems for platform servicesDevelop self-service tools and platform primitives that empower teams to operate independentlyCollaborate with product teams to assess infrastructure needs and eliminate obstaclesBoost reliability, scalability, and cost-effectiveness across core systemsManage incidents, perform post-incident analyses, and implement lasting solutionsContribute to the documentation, standards, and best practices for the platform Who You AreProven experience as a platform, infrastructure, or backend engineerProficient in working with cloud platforms and distributed systemsFamiliar with infrastructure as code, CI/CD systems, and monitoring toolsPossess a product-oriented mindset and a collaborative spirit

Role overview Funding Circle seeks a Senior AI Platform Engineer based in London. This role centers on shaping and improving AI-powered solutions that make small business financing more accessible. The focus is on designing, building, and refining machine learning systems that enable faster, more effective lending decisions. What you will do Design and develop AI platforms that can scale for production use Optimize machine learning systems to boost performance and reliability Partner with engineers, data scientists, and product managers to deliver solutions that have real impact Team and impact Work alongside a skilled team committed to creating technology that helps small businesses access funding efficiently. The results of your work will directly support Funding Circle’s mission to make finance more accessible for small businesses.

About Gigs Gigs builds a platform that lets tech companies add global mobile connectivity to their products. The goal: make integrating telecom as simple as integrating payments. By automating provisioning and removing telecom hurdles, Gigs helps businesses from fintechs to HR platforms offer mobile services without the usual complexity. The team numbers around 100 people, spread across the US and Europe. Gigs has raised close to $100 million from investors including Ribbit Capital, Google, and Y Combinator. The company brings together engineers and product leaders from places like Stripe, Airbnb, and Shopify, all focused on solving technical and regulatory challenges in telecommunications. Curiosity, creativity, and a drive to shape the future of telecom matter here. Gigs welcomes people who want to tackle tough problems and make an impact. Core Values Speed: Move quickly and deliver. Ambitious deadlines are the norm, and each week counts. Ownership: Spot a problem? Step up and fix it without waiting for approval. Customer Obsession: The success of customers is central to every decision. Ambiguity: Work often involves making decisions with incomplete information. Judgment and instinct matter. First Principles: Question assumptions and dig into the reasons behind how things are done. Role Overview: Senior Platform Engineer (London) This role sits at the heart of Gigs’ technical operations. Senior Platform Engineers design, build, and maintain the infrastructure and developer tools that power the company’s connectivity and payments platform. The work enables product teams to ship faster and more reliably, supporting growth at scale. The Foundation team owns the core systems every Gigs engineer depends on: CI/CD pipelines, cloud infrastructure, observability, deployment tools, and shared platform services. Taking on complex infrastructure challenges is a key part of the job, with a focus on keeping systems efficient and dependable.

Intercom is a pioneering AI Customer Service company dedicated to enhancing the customer experience for businesses worldwide.Our flagship AI agent, Fin, represents the pinnacle of customer service AI technology. It empowers businesses to offer seamless, 24/7 customer service, significantly improving their customer engagement. When integrated with our Helpdesk, Fin evolves into the Intercom Customer Service Suite, providing AI-augmented support for complex inquiries that necessitate human intervention.Since our establishment in 2011, we have earned the trust of nearly 30,000 businesses globally, setting the benchmark for unparalleled customer service. Our core values drive us to innovate, act with speed and intensity, and deliver exceptional value to our clients.What is the opportunity?Join our Research, Analytics & Data Science (RAD) team, where we transform insights into actionable strategies. We analyze customer, product, and business data, translating them into tools that integrate seamlessly into go-to-market (GTM) workflows.The advent of AI has ushered in a new era of internal tools for our GTM teams. We are progressing from traditional dashboards to sophisticated workflows powered by large language models (LLMs) and AI agents that are capable of autonomously conducting account research, summarizing previous interactions, drafting tailored outreach, identifying renewal risks, and generating reports, thereby allowing Sales and Success teams to concentrate on high-impact conversations.The RAD team collaborates closely with GTM Systems to identify challenges, devise solutions, and evaluate their impact from prototype through to production.This role demands a high level of ownership from someone who thrives in uncertain environments, is passionate about solving intricate real-world challenges, and gains satisfaction from seeing their contributions lead to measurable business results.What will I be doing?Design, evaluate, and deploy AI-powered internal tools for GTM applications, including account research and summaries, recommendations for next steps, renewal likelihood assessments, pipeline risk identification, and post-call follow-ups.Manage the entire lifecycle: Take ownership from problem identification and data modeling to the development of production-ready tools, including creating Python backends and React frontends.Rapid prototyping and deployment: Collaborate with users to build quickly, then iterate and enhance for maximum impact.Measure for success: Define success metrics based on actual usage and quantifiable business outcomes.

About OpenCoreOSInnovative Ledger Technology: At OpenCoreOS, we deliver a highly efficient ledger system built on Go, Rust, and multi-region distributed databases, empowering banks with a robust and open infrastructure to innovate.AI-Driven Solutions: We integrate AI seamlessly into our operations to enhance autonomous workflows, enabling intelligent and self-healing systems.Reliability and Openness: Our engineering principles prioritize five-nines reliability and unwavering consistency, designed for the scale of a Tier-1 bank processing millions of transactions daily, all while fostering innovation through open technologies.Expert Leadership: Our leadership team combines insights from former McKinsey experts and seasoned fintech founders, backed by the operational wisdom of ex-global bank CIOs, providing us with a profound understanding of the financial landscape.Your Responsibilities:Infrastructure Development: Design and scale multi-region Kubernetes infrastructures (EKS/GKE/AKS) to handle five-nines workloads effectively.System Architecture: Architect robust active-active distributed systems to ensure high availability.GitOps Implementation: Utilize Terraform, Helm, and GitOps (Flux) for cloud and hybrid environments.Resiliency Management: Take ownership of disaster recovery, failover, backup/restore processes, and multi-region resilience strategies.Security Leadership: Champion zero-trust security protocols, identity management, multi-tenant isolation, and cryptographic auditing.Observability Practices: Construct and maintain monitoring stacks using Prometheus, Grafana, Loki, and OpenTelemetry.AI-Driven Operations: Spearhead AI-driven automation initiatives, including auto-remediation and incident analysis.Deployment Support: Provide assistance for on-premises and air-gapped deployments, along with legacy integrations.

About H Company H Company pursues advances in superintelligence with a focus on agentic AI. The team works to automate complex, multi-step tasks that typically require human involvement, aiming to expand what people can achieve. H Company values curiosity, responsibility, and a commitment to safety in AI. The culture emphasizes openness, ongoing learning, and collaboration, with each person’s input recognized and appreciated. Infrastructure Team Overview The Infrastructure team provides researchers and engineers with the resources they need to do their best work. This group maintains the core infrastructure behind H’s public services, building systems that are reliable, scalable, and ready for growth. Team members shape everything from foundational models to agent systems and public-facing services.

Lindus Health is working to accelerate clinical trials so that new treatments reach patients faster. With a track record supporting over 100 trials and recent $55M Series B funding, the company is focused on practical improvements in healthcare delivery. As an AI Tools Developer based in London, this role centers on making Clinical Operations more efficient. The position works closely with Programme Operations, Clinical Operations, Product, and Engineering teams to identify manual bottlenecks and develop solutions that simplify day-to-day work. What you will do Collaborate with cross-functional teams to understand operational challenges. Design and build internal tools, systems, and workflows that automate or streamline manual processes. Develop practical solutions such as financial tracking tools, dashboards for site activation, and patient recruitment forecasting models. Apply AI-assisted development to create lightweight products for internal use. Focus on solving real-world problems rather than traditional software engineering projects. What to expect at Lindus Health Projects that directly impact patient outcomes, with visible results. Opportunities for ownership and recognition, team members can lead key initiatives. A supportive, collaborative team that values intelligence, motivation, and creativity. Lindus Health welcomes candidates who are eager to play a part in shaping the future of clinical trials.

Ebury empowers ambitious businesses to achieve global growth, and we extend the same philosophy to our team members. We champion innovation, collaboration, and problem-solving, creating an inclusive environment where everyone feels valued, supported, and motivated to excel.If you are a collaborative individual eager to revolutionize the way businesses operate globally, reach out to us — we would love to explore how Ebury can expedite your career progression and enable you to shape the future.Senior Full-Stack Engineer - AI Agent PlatformLocation: London Victoria Office - Hybrid: 4 days in the office, 1 day working from homeAbout the RoleWe are developing an AI-driven financial crime investigation platform that is transforming the operational efficiency of Ebury's compliance teams. Our AI agents are designed to manage thousands of screening cases, alleviating the workload of analysts while ensuring compliance with regulatory standards.We seek a Senior Full-Stack Engineer to enhance our platform and elevate our engineering standards. You will design and implement complex features across the entire stack—from React frontends to Python backends and LLM integrations—while mentoring colleagues and influencing our technical strategy.This is an exceptional opportunity to work at the crossroads of AI/ML, fintech, and compliance, developing production-grade AI systems that tackle real financial crime investigations at scale.What You Will DoArchitect and construct end-to-end features across our React frontend and FastAPI backend...

About OLIXAt OLIX, we are at the forefront of a technological revolution, creating the next-generation Optical Tensor Processing Unit (OTPU) that promises unmatched performance and energy efficiency. As AI rapidly evolves, we recognize the urgent need for innovative solutions that surpass outdated infrastructure. OLIX is dedicated to bridging the gap in AI capabilities, positioning ourselves as a leader in the next economic opportunity of the century.Role OverviewIn the role of Software Engineering Director - Platform Integration, you will spearhead a dynamic team of over 30 engineers and 5 managers across critical domains, including cluster orchestration, platform management, networking, and field engineering. Your leadership will be pivotal in ensuring OLIX’s systems function as a robust hyperscale AI infrastructure.We seek a visionary engineering leader who can shape OLIX’s trajectory and instill a culture of excellence. You will leverage your profound technical acumen to craft high-performing teams that operate with agility and purpose, establishing the technical roadmap that drives our company towards its objectives.Key ResponsibilitiesDefine and communicate a clear vision for Platform Integration, ensuring accountability across cluster orchestration, fleet management, networking, and deployment.Cultivate a high-performing organization by mentoring managers to prioritize customer outcomes and reliability.Establish standards for technical excellence, including architectural principles, review processes, and quality benchmarks.Guide the technical strategy for distributed AI workloads, making informed decisions on investments in cluster orchestration and management systems.Translate OLIX’s long-term business goals into actionable priorities that enhance customer and business outcomes.Foster a vibrant culture emphasizing innovation, speed, and operational excellence.QualificationsProven engineering leadership experience in software development and systems integration.Deep technical expertise in AI infrastructure and distributed computing.Exceptional communication and interpersonal skills, capable of inspiring teams.