1 to 25 of 76 Permanent Full-Stack Developer Jobs in London

Full-Stack Developer - Finance Technology (Java, Spark, Cloud) - Global Investment Bank We’re hiring a Full-Stack Developer to join a high-impact Finance/Regulatory Technology team within a leading global investment bank working on business-critical … focused on Java services, Spark data pipelines, and cloud transformation, partnering closely with Finance and Regulatory teams. Key Responsibilities Build and enhance full-stack applications for regulatory and financial reporting Develop Java backend services and Spark-based data pipelines Modernise platforms to cloud-native architecture Work ...

Full-Stack Developer - Finance Technology (Java, Spark, Cloud) - Global Investment Bank We’re hiring a Full-Stack Developer to join a high-impact Finance/Regulatory Technology team within a leading global investment bank working on business-critical … focused on Java services, Spark data pipelines, and cloud transformation, partnering closely with Finance and Regulatory teams. Key Responsibilities Build and enhance full-stack applications for regulatory and financial reporting Develop Java backend services and Spark-based data pipelines Modernise platforms to cloud-native architecture Work ...

supported and impact is truly visible.We're looking for a Senior Web Developer with outstanding front-end expertise and strong full-stack capabilities to help shape the next chapter of our platform. You'll design and deliver accessible, secure and high-quality web solutions … Full Stack Web Developer, Senior Web Developer, Senior Developer, Senior Full Stack Developer, Senior Front End Developer, Full Stack Developer Location: Milton Keynes (Hybrid Working ...

Java Full Stack Engineer Location: UK (Hybrid, with flexibility for client site travel) Type: Permanent Clearance: Eligible for UK security clearance Join a leading global consultancy driving digital transformation across industries. ...

Java Full Stack Engineer Location: UK (Hybrid, with flexibility for client site travel) Type: Permanent Clearance: Eligible for UK security clearance Join a leading global consultancy driving digital transformation across industries. ...

Full-Stack Developer, you will play a key role in delivering iterative enhancements across multiple platforms. You'll collaborate with project managers, architects, designers, and technical leads to build scalable, secure, and modern digital solutions. Hybrid - London 2/3 days a week … site Responsibilities End-to-end full-stack development across web platforms and applications. Design, develop, and maintain solutions on Liferay DXP (custom modules, themes, portlets). Build responsive, user-friendly front-end interfaces using React , Next.js , and modern JavaScript frameworks. Develop and integrate back-end services ...

Title: Full-Stack Node.js/React Developer Location: Hybrid in London (2-3 days) Employment Type: Permanent Salary: Up to £80,000 + package Start Date: Immediate Industry: Payments A regulated FinTech (UK & EU EMI-licenced) backed by Banking Circle’s payment rails …/API-first stack, rebuilding client-facing applications from the ground up and shaping the future of financial product delivery. Full-Stack Node.js/React Developer – Key Responsibilities Build the new Node.js/React client stack (Next.js experience a plus ...

Title: Full-Stack Node.js/React Developer Location: Hybrid in London (2-3 days) Employment Type: Permanent Salary: Up to £80,000 + package Start Date: Immediate Industry: Payments A regulated FinTech (UK & EU EMI-licenced) backed by Banking Circle’s payment rails …/API-first stack, rebuilding client-facing applications from the ground up and shaping the future of financial product delivery. Full-Stack Node.js/React Developer – Key Responsibilities Build the new Node.js/React client stack (Next.js experience a plus ...

Java Full Stack Developer Permanent Croydon/Reading (Hybrid) £65,000 - £75,000 (DOE) + Benefits + Bonus Java Full stack Developer needed with AWS and ideally with (url removed) sector experience. Start ideally Dec 2025/… transformation business on a large-scale IT modernisation programmes for Government clients. Key experience + tasks will include: Java Full Stack Developer with experience developing large-scale micro-services, messaging, web services + distributed systems. In-depth Java 8/11 , Spring Boot, Spring ...

Developer (DevOps) - Hybrid, Central London - Up to £80,000 Central London - 3 days a week Are you a passionate full-stack developer who thrives on writing clean, scalable code and enjoys building reliable DevOps solutions? Our client is undergoing a major … technology transformation and is looking for an ambitious, self-driven Full Stack Developer with strong DevOps engineering experience to join their growing team. This is a fantastic opportunity to help shape the future of tech within a forward-thinking business-ideal for someone ...

great opportunity for someone passionate about user experience, design, and intuitive interfaces, with the ability to complement their UI skills with strong full-stack development knowledge. Key Responsibilities UI/UX Focus: Design and implement modern, responsive user interfaces using React, NextJS, or Blazor. Create wireframes … development with React, NextJS, or Blazor. Proficient in wireframing and prototyping tools (Figma, Adobe XD, or similar). Solid experience in full-stack development using C#, .NET 8, Python, RESTful APIs, and microservices architecture. Familiarity with cloud platforms (Azure or AWS) and containerization technologies. Experience with ...

Generative AI innovation . This is your chance to design and build intelligent, scalable applications using cutting-edge AI, cloud, and full-stack technologies. You'll work on projects that transform public services and deliver real impact. What You'll Do Develop GenAI applications using frameworks … monitor LLM performance with tools like Langsmith . 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 as Code ...

Generative AI innovation . This is your chance to design and build intelligent, scalable applications using cutting-edge AI, cloud, and full-stack technologies. You'll work on projects that transform public services and deliver real impact. What You'll Do Develop GenAI applications using frameworks … monitor LLM performance with tools like Langsmith . 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 as Code ...

embody this in their work by building intuitive, effective systems that delight users and drive success. Main Responsibilities Develop and maintain full-stack web applications Develop and maintain on-robot software systems Collaborate with cross-functional teams Debug, maintain and extend the codebase Challenges Ensuring … areas. Working on a proven, commercially successful product consistently shipping units. Working on a modern Linux-based stack prioritizing performance and developer ergonomics over industry conventions. See the fruit of your labour! Interact with customers using our robots and see the wonder and joy of people ...

embody this in their work by building intuitive, effective systems that delight users and drive success. Main Responsibilities Develop and maintain full-stack web applications Develop and maintain on-robot software systems Collaborate with cross-functional teams Debug, maintain and extend the codebase Challenges Ensuring … areas. Working on a proven, commercially successful product consistently shipping units. Working on a modern Linux-based stack prioritizing performance and developer ergonomics over industry conventions. See the fruit of your labour! Interact with customers using our robots and see the wonder and joy of people ...

backend systems Build cloud-native solutions on Azure with containerization Implement RESTful APIs using Java integrated with banking platforms Develop full-stack features with JavaScript frameworks (Angular) Champion CI/CD, TDD/BDD, and engineering best practices Optimize Java applications for high-volume, high-availability ...

backend systems Build cloud-native solutions on Azure with containerization Implement RESTful APIs using Java integrated with banking platforms Develop full-stack features with JavaScript frameworks (Angular) Champion CI/CD, TDD/BDD, and engineering best practices Optimize Java applications for high-volume, high-availability ...

JavaScript Developer, Contractor, Full-stack | NodeJS, TypeScript, React, AWS | Disruptive Start-up, B2C | Rate c/£500/day (Outside) | 6-months | UK remote or London Hybrid Opportunity: We're supporting an innovative, fast-moving founding team. They're building an innovative B2C platform … team to build scalable, secure, and high-performance systems that deliver an exceptional user experience. What You'll Be Doing as a JavaScript Developer, Contractor, Backend Engineering | NodeJS, TypeScript, AWS | Disruptive Start-up, B2C | Rate £500/day (Outside) | 6-months | London, Hybrid Develop, maintain, and optimize robust ...

JavaScript Developer, Contractor, Full-stack | NodeJS, TypeScript, React, AWS | Disruptive Start-up, B2C | Rate c/£500/day (Outside) | 6-months | UK remote or London Hybrid Opportunity: We’re supporting an innovative, fast-moving founding team. They’re building an innovative B2C platform … team to build scalable, secure, and high-performance systems that deliver an exceptional user experience. What You’ll Be Doing as a JavaScript Developer, Contractor, Backend Engineering | NodeJS, TypeScript, AWS | Disruptive Start-up, B2C | Rate £500/day (Outside) | 6-months | London, Hybrid Develop, maintain, and optimize robust ...

JavaScript Developer, Contractor, Full-stack | NodeJS, TypeScript, React, AWS | Disruptive Start-up, B2C | Rate c/£500/day (Outside) | 6-months | UK remote or London Hybrid Opportunity: We’re supporting an innovative, fast-moving founding team. They’re building an innovative B2C platform … team to build scalable, secure, and high-performance systems that deliver an exceptional user experience. What You’ll Be Doing as a JavaScript Developer, Contractor, Backend Engineering | NodeJS, TypeScript, AWS | Disruptive Start-up, B2C | Rate £500/day (Outside) | 6-months | London, Hybrid Develop, maintain, and optimize robust ...

JavaScript Developer, Contractor, Full-stack | NodeJS, TypeScript, React, AWS | Disruptive Start-up, B2C | Rate c/£500/day (Outside) | 6-months | UK remote or London Hybrid Opportunity: We’re supporting an innovative, fast-moving founding team. They’re building an innovative B2C platform … team to build scalable, secure, and high-performance systems that deliver an exceptional user experience. What You’ll Be Doing as a JavaScript Developer, Contractor, Backend Engineering | NodeJS, TypeScript, AWS | Disruptive Start-up, B2C | Rate £500/day (Outside) | 6-months | London, Hybrid Develop, maintain, and optimize robust ...

Title: Full Stack Developer (Contract) Location: UK (Hybrid/occasional Onsite visits required) Clearance: candidates will gain BPSS prior to start. SC Clearance eligibility Duration: 6 months (extensions likely) Role OverviewWe are seeking an experienced Full Stack Developer ...

Full Stack Developer Family Events Platform About Loopla Loopla is a London-based family events marketplace helping parents discover and book activities for their children. Were a small engineering team, moving quickly and building the tools that power both family discovery and organiser growth. ...

technical talent partner for London’s most exciting early-stage mobility companies. We’re currently searching for a Graduate or Junior level Full-Stack Developer to join their engineering team at a key moment in their growth. This company has already partnered with several … Looking For in a Graduate/Junior level Candidate: A passion for building technology and solving real-world problems Some exposure to full-stack development (projects, internships, coursework, etc.) Curiosity about IoT, data, or mobility - or excitement to learn A good understanding of React, Python, JavaScript ...

technical talent partner for London’s most exciting early-stage mobility companies. We’re currently searching for a Graduate or Junior level Full-Stack Developer to join their engineering team at a key moment in their growth. This company has already partnered with several … Looking For in a Graduate/Junior level Candidate: A passion for building technology and solving real-world problems Some exposure to full-stack development (projects, internships, coursework, etc.) Curiosity about IoT, data, or mobility - or excitement to learn A good understanding of React, Python, JavaScript ...