1 to 25 of 79 Full-Stack Engineer Jobs in London

Full-Stack Engineer (React/Python/AI) Location: London (Hybrid) Salary: £100,000 + Equity About the Company: An early-stage, well-funded tech startup building AI-powered software to help businesses make smarter decisions and improve operational performance . The team … mission-driven, giving you the chance to shape both the product and engineering culture. The Role: We’re looking for a Full-Stack Engineer to join a fast-moving, collaborative team. You’ll work across the stack — crafting sleek UIs in React ...

Full-Stack Engineer London (Hybrid) £65K + Discretionary Bonus Our client is a well-funded, founder-led sports-tech startup building real-time systems for processing and analysing live content with modern AI tooling. Small team, high-trust environment, solving complex engineering problems. … Full-Stack Engineer you'll own end-to-end delivery of real-time video, data, and AI analysis on their sports content platform. Core Stack: Backend: Java 21, Kafka, Postgres, Docker, Terraform Frontend: SolidJS, TypeScript Infra: AWS (Serverless & Containers), Confluent ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role … sits at the intersection of data engineering, full-stack development, and business engagement , working closely with stakeholders and external vendors to design and deliver robust, scalable technology solutions aligned to a strategic roadmap. What youll do Design, build, and maintain reliable, scalable data pipelines supporting complex ...

Senior Full-Stack Engineer FX e-Trading London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build … delivery, strengthen code quality, and enhance developer experience. 4 days onsite in London. PAYE/Umbrella options. Lead design and development of full-stack features: React/TypeScript web apps, desktop container integrations (OpenFin or similar), and Java services. Architect and implement scalable, event-driven ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role … sits at the intersection of data engineering, full-stack development, and business engagement , working closely with stakeholders and external vendors to click apply for full job details ...

Founding Full-Stack Engineer (Greenfield Digital Banking) Central London | 4 days onsite | Full-time £90,000 - £100,000 + 15-20% bonus We're working with a highly successful, family-owned international private bank to hire a Founding Full-Stack Engineer for a brand new, greenfield digital banking build based in Central London. This is a rare opportunity to join right at the beginning of a newly formed product team and help build a next-generation digital banking experience from first principles deliberately outside of legacy ...

Full-Stack Engineer – Early-Stage AI Platform About the role A high-growth AI startup is looking for an exceptional full-stack engineer to join as one of their first hires. The company is building a platform that ...

Hong Kong, Australia, and the U.S., we offer opportunities for global collaboration and professional development. Job Overview: Were looking for a Full-Stack Engineer who combines deep technical expertise with leadership, curiosity, and a passion for AI-led development. If you enjoy owning complex … Design and implement AI-powered capabilities , including RAG workflows, intelligent search, and recommendation systems. Stay ahead of emerging trends in AI and full-stack development , and apply them to real-world solutions. Mentorship & Growth Mentor and support engineers, fostering a culture of collaboration, innovation, and continuous ...

Senior Full-Stack Engineer (Backend-Leaning) – SaaS + AI Join a seed-stage SaaS startup backed by leading VCs, adopting AI to redefine their product. They’re pre-PMF, mid-pivot, and need a hands-on engineer (~80% coding) to help build … define, and scale. 💰 Comp: Up to £100k + strong early stack equity package 🧑 💻 What you’ll do Full-stack engineering, backend-leaning (Next.js FE + BE, Node.js, TypeScript, legacy Python) Collaborate with product & CEO to shape the roadmap Help guide a small, senior team ...

Lead Full-Stack Developer (Software Engineer Programmer Developer ReactJS React-JS React.JS GraphQL Playwright TypeScript Redux Saga Ag-Grid Fixed Income JavaScript Node Credit Rates Bonds Agile Buy Side Asset Manager Investment Management Finance Front Office Trading Financial Services UI Front End Front … Kafka) required by our trading software client in Manhattan, New York City. You MUST have the following: Strong experience as a Lead Full-Stack Developer/Software Engineer/Programmer Excellent JavaScript and TypeScript Golang or Java Experience building Front Office trading systems (portfolio ...

Full Stack Developer Location: Hybrid (2 days a week in Farringdon, London) Job Type: Contract Daily Rate Inside IR35 We are seeking an experienced Full Stack Developer ...

Role: Full‐Stack Developer (C#, .NET, Angular) Location: London (2 days per week onsite) Contract: 6 months (Inside IR35) Company: Insurance We are hiring an experienced Full‐Stack ...

Senior Full-Stack Engineer FX e-Trading London Atrium EMEA is looking for several Senior Full-Stack Engineer with good experience of FX e-Trading (React/TypeScript + Java) to help architect and build ...

Lead Full Stack Software Engineer - Public Sector Digital Transformation Location: UK (Fully Remote) Security Clearance: SC cleared/eligible Lead engineering teams building modern, impactful digital services for the UK public sector. We're supporting a purpose-driven digital consultancy in hiring a Lead … projects Contributing to early-stage discovery, bids, and occasionally supporting hiring activity (e.g., technical assessments) What We're Looking For Essential Extensive full-stack engineering experience across design, build, test and deployment Strong hands-on skills in Java, Spring Boot, Python, microservices , and ideally a polyglot ...

Java Full Stack Engineer - Consultant/Senior Consultant Location: UK (Hybrid Remote with client site travel) Salary: £45,000 - £75,000 + Benefits Security Clearance: SC cleared/eligible Hybrid working | UK-wide Help transform public services through modern engineering. We're supporting … real difference to citizens and frontline staff. The Role As part of a multi-disciplinary agile team, you'll design and build full-stack solutions across major public sector transformation programmes. You'll contribute to high-impact digital services using modern engineering practices, cloud technologies ...

Benefits 9% pension contribution Stock Options Health Insurance L&D Budgets This is your chance to perform the job you love and make a difference in society whilst doing it! Help this one-of-a ...

average once per week), and were happy to discuss flexibility to make this work for you. We are looking for a Lead Software Engineer who will be responsible for the design, development, and deployment of high-quality software solutions. This role involves leading a team of engineers … questions & early-stage hiring eg cv screening or technical assessments when required About You Professional knowledge and experience Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands-on experience with .NET and React. Strong understanding of Agile and DevOps ...

Cloud Run) Architecture and system design Ability to understand and maintain an existing production system Experience designing scalable, maintainable systems Full-stack experience and ability to work across frontend, backend, and AI components ...

forefront of GenAI innovation. This role offers the opportunity to build intelligent, scalable applications using the latest in AI, cloud, and full-stack technologies. Role Overview As a GenAI Full Stack Engineer, you'll design and develop advanced AI-powered … monitor LLM performance using tools like Langsmith or Langfuse. Collaborate in agile teams and mentor junior engineers. What You'll Bring Strong full-stack development experience with modern frameworks and cloud platforms. Hands-on experience with GenAI tools and LLM integration. Familiarity with containerization, infrastructure ...

.NET 6+ Angular Azure £500 per day Inside IR35 London (3 days onsite) We are supporting a London-based organisation in hiring two Senior Full Stack Engineers on an initial 6 ...

Full Stack Developer London, Marylebone (Hybrid/Onsite) Are you a developer who loves building products, not just features? Do you thrive at the intersection of robust backend logic, intuitive frontend ...

security Collaborate cross-functionally with engineering, product, and AI teams to deliver high-impact features About You We’re seeking an experienced full-stack engineer with a strong foundation in Python back-end development and the versatility to work across the stack. … Docker, and DevOps workflows Experience designing or integrating authentication and authorisation systems (e.g., OAuth2, JWT) Success Metrics Deploy secure, scalable, and maintainable full-stack systems and LLM applications that deliver measurable business value Maintain low latency, high system uptime, and strong performance across APIs ...

Full-Stack Engineer (AI Focused) | Technology, Information and Internet | London | Up to £200,000 + Equity I’m working with a fast-scaling AI company backed by top-tier investors and already working with some of the most recognisable organisations in the world. They … native workspace that’s changing how enterprises operate, with live deployments already proving real impact. They’re now looking for two experienced Full-Stack Engineers to join their London team. This is a chance to work directly with a proven founding team (multiple successful exits ...

Client: Largest American Credit Card Company Location: AMEX London Victoria 3 days/week, 2 days/week WFH Years of Exp: 3-9 years Skills: Full Stack, Kotlin (essential), TypeScript ...

GenAI Full Stack Engineer - Consultant/Senior Consultant Salary: £60,000 - £70,000 pa + £4,000 Bonus plus benefits, perks and healthcare options Job Type: Permanent - Hybrid/2 x days per week - Travel to client site Base Locations: London, Manchester, Newcastle, Glasgow … Overview: We're looking for a GenAI Full Stack Engineer who is passionate about solving real-world challenges through technology. You'll work closely with senior stakeholders both internally and within key clients to create GenAI strategies that translate business issues into relevant technical ...