full stack web developer jobs in London

PlannerPal is seeking a Senior Full-Stack Engineer to bridge application development with a strong background in DevOps and enterprise-level engineering. You will design and build key features, develop CI/CD pipelines, and deploy AI-enabled services on AWS.The role offers remote-first work within the UK and close collaboration with founders during a defining...

A healthcare technology company in Greater London is looking for a Senior Full Stack Software Engineer proficient in TypeScript, React, and NodeJS. This role involves developing new features, maintaining the existing platform, and leveraging a product mindset to enhance user experiences. The position offers competitive compensation ranging from £78K to...

Java Web Developer – Trading Systems(up to 60K)Quant Capital is urgently looking for a Java developer to join our high profile client.My client is a well known financial connectivity provider for the front office. They create a low latency high volume transaction network for Equity and Fixed Income trades. As such they are a firm driven by technology and...

Build real, production-grade software that powers our global banking businesses. At JPMorganChase, we believe great engineers are made through meaningful challenges, strong mentorship, and a culture that rewards curiosity and craftsmanship. Here, you'll work alongside experienced engineers who are passionate about clean code, scalable architecture, and...

Warden AI Ltd. is seeking a Full-stack Product Engineer to build and evolve the core AI assurance platform. You will work across frontend development and backend services to transform complex audit workflows into reliable software customers trust.You will join an existing team, report to the CTO, and collaborate with product, data, and customer-facing teams....

A leading AI technology company in London is seeking a Senior Full-Stack Software Engineer to develop innovative AI applications for the public sector. This role requires at least 5 years of engineering experience, specifically with React and cloud technologies. The position involves close collaboration with clients, ensuring high-quality application...

Harnham in London is hiring for an AI-first backend role, blending Java or Kotlin on the Spring stack with modern AI-powered workflows. The role involves contributing across the full stack and collaborating in agile squads to deliver high-quality products.You will use Claude and N8N to automate workflows, work with APIs, CI/CD, AWS, Docker and Kubernetes,...

Lead Software Engineer, Full-Stack Applications – AI FluentFitch Ratings is seeking a Lead Software Engineer to join our global Ratings Technology team in London. This is an opportunity to build mission-critical platforms while helping shape the next generation of technology that powers how a world-leading credit ratings agency delivers insights. In this...

A cutting-edge technology startup in London is seeking a Founding Full Stack Engineer to lead the development of an AI-powered platform aimed at transforming consumer decisions. The role requires a strong background in both frontend and backend systems with a focus on product development and learning. Competitive salary of up to £120,000 plus stock options....

We power people’s progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact. We’ve just reached unicorn status with a $150M...

Infused Solutions is seeking a Senior Full-Stack Engineer to join an early-stage AI startup in London, working four days per week in the office. You’ll own features across the stack, influence architecture, and help shape the product as the company scales.You’ll work with a small, high-performing team, using TypeScript, Node.js and React, and you’ll...

Fantastic opportunity to join a world class Investment Management business. Send your CV for more info! We are seeking a highly experienced Senior Full Stack Engineer to contribute to the design, development and optimisation of front office applications. This role works closely with the front office, as such the role will require collaborating directly with...

Job Description Building trusted markets — powered by our people At Cboe Global Markets, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading,...

A leading recruitment agency is looking for a Full Stack Developer to join a global law firm's Engineering team. The ideal candidate will have strong skills in HTML5, CSS3, and RESTful APIs, and will thrive in an Agile environment. Key responsibilities include building scalable solutions and collaborating with UX designers. This full-time position offers an...

Challenge: Greenfield Trading platform, API development, industry specific challenges Firm: Well-known Fintech Trading Platform Vendor, Surbiton, 30 man flat global Dev Team Pay: 80k, Bonus- 750 training budget, Pension, Life / Health, Some Flex WorkingFull Stack Javascript Software Engineer Quant Capital is urgently looking for a Full Stack Javascript...

Vincere is seeking a DV Cleared Full Stack Software Developer to join a leading technology consultancy in London. The role is hybrid, with three days onsite, delivering secure, cloud-based knowledge platform solutions.You will work across the stack using JavaScript, React and Node.js, with AWS-based cloud delivery as a focus. You will collaborate with...

Responsibilities Build and enhance complex GUI applications used in real-time environments Develop trading, operational and workflow management tools Design and build Python services, APIs and backend components Work on event-driven and distributed systems handling large volumes of data Create intuitive dashboards and visualisation tools for...

Volition in Central London is seeking a Full-Stack Software Engineer to design, develop and continually improve production systems used by real-world clients. The role requires a solid full-stack background with modern practices and strong API design capabilities.The ideal candidate has 3–10 years of experience, hands-on work with Next.js, TypeScript,...

IBM Consulting UK FutureNow in the public sector is hiring engineers to design, develop, test, and maintain full‑stack applications using modern front-end and back-end technologies. You will work on secure, scalable AWS cloud solutions and collaborate with architects, product owners, and security specialists to deliver business‑aligned outcomes.Expect to...

We are looking for a Senior Full-Stack Engineer to join our global Investment Banking client. You will be responsible for the development and overall implementation of AI-enabled web applications in a complex, critical and large cross-departmental and multi-disciplinary area.The role is part of a multi-year transformation journey that will require a...