1 to 25 of 31 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 ...

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. ...

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 ...

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 ...

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 ...

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. ...

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 ...

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 ...

Sr. Full Stack Developer - Asset Management Firm - London/Manchester (Hybrid) - Basic salary of up to £85,000 + Bonus and Additional Benefits package Hays are currently working exclusively with a leading asset management firm assisting them in the recruitment of an experienced Full … join an established development team within a high-end financial services firm. The role We're looking for an experienced and enthusiastic full-stack developer to join the team on a permanent basis. This person will join a 5-person development team and will ...

Sr. Full Stack Developer - Asset Management Firm - London/Manchester (Hybrid) - Basic salary of up to £85,000 + Bonus and Additional Benefits package Hays are currently working exclusively with a leading asset management firm assisting them in the recruitment of an experienced Full … join an established development team within a high-end financial services firm. The role We're looking for an experienced and enthusiastic full-stack developer to join the team on a permanent basis. This person will join a 5-person development team and will ...

Sr. Full Stack Developer - Asset Management Firm - London/Manchester (Hybrid) - Basic salary of up to £85,000 + Bonus and Additional Benefits package Hays are currently working exclusively with a leading asset management firm assisting them in the recruitment of an experienced Full … join an established development team within a high-end financial services firm. The role We're looking for an experienced and enthusiastic full-stack developer to join the team on a permanent basis. This person will join a 5-person development team and will ...

learning accessible to everyone. What was once technologically impossible is now within our grasp. We’re looking for a Senior Full Stack Developer to join our growing development team. What you will do 🚀 Design and implement a new high-scale system for millions ...

Senior Full Stack Developer | C# & React | Greenfield Trading Platform | London, Hybrid | Up to £120k + Bonus, Benefits ❗ Note: This role does not provide Visa Sponsorship ❗ 💹 Our client is looking for a Senior Full Stack Developer with strong expertise … competitive edge. The Role This is an exciting opportunity to work on real-time trading systems , where you’ll be responsible for full-stack development and play a key role in enhancing their trading platforms. C#.NET is the core back-end technology across the business. React ...

Java Developer/Software Engineer (AWS React Full Stack) London/WFH to £80k Are you a technologist Java Developer looking for an opportunity to be part of something big from the start? You could be progressing your career in an impactful … Fintech start-up, set up by a small team of finance and technology entrepreneurs with a hugely successful track record. As a Java Developer you will join a small team to build systems from the ground up, working across the full technology stack with ...

Full-Stack .NET Engineer Avanti Recruitment is hiring for a high-growth, venture-backed FinTech company that focuses on TravelTech, and has built a SaaS platform for airlines and passengers. The company works in a hybrid fashion where you will be expected in office 2 days ...

Full Stack Developer X2 (Mid-Level React.js, Node.js) Product Development (Remote, UK-based) £50k - £60k Full Stack Software Developer required to join our clients growing Product Development team. This is a unique opportunity to work remotely ...

TypeScript Developer/Engineer (Full Stack API React) London/WFH to £60k Are you a bright, ambitious technologist who enjoys working with a range of programming languages across the full tech stack? You could progress your career … platform scales. What's in it for you: Salary to £60k Stock options Excellent career growth Remote working Your role: As a TypeScript Developer you will collaborate with a small team of technologists and successful entrepreneurs to design and implement intelligent solutions to business needs, with a focus ...

.Net full stack Developer - Blazor We are looking for a .Net Full Stack Developer to join a thriving team within the insurance industry. This role is based in London and requires technical expertise to develop and maintain innovative … - Blazor A successful .Net Full Stack Developer should have: Proficiency in .Net technologies and full-stack development. Experience in building and deploying web applications. Strong knowledge of front-end frameworks and databases. An analytical mindset and attention ...

Senior/Lead Hands on Full Stack Developer - React/Python London | Hybrid (4days in the office and 1 day from home) £110,000+ Equity | Full-Time | Start-up We're a high-growth start-up building a leading healthcare! Looking … Full Stack developer who loves working across the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features ...

global standard for sound in social spaces. About the Role We are seeking a technically skilled and pragmatic Full Stack Developer to architect and implement the next major phase of our internal operations system. This Back Office platform is critical to the rollout ...

brand-new growth mandate in place, they are doubling the size of the team and bringing on multiple engineers. If you enjoy full-stack development, clean engineering, and building polished user-facing tools for a highly sophisticated financial environment, this is a standout opportunity. The Role … impact is visible. Tech Stack Frontend: Angular/React Backend: C# Database: SQL Server What They’re Looking For Strong full-stack engineer (C#, SQL + Angular/React) Experience building client-facing or external web applications Ability to collaborate closely with business teams ...

Full Stack Developer, Hybrid London, Permanent £60K, DoE Full Stack Developer Brighton, Hybrid (4 days in office, 1 Remote) To £60k, DoE Join one of the Southeast's fastest-growing tech firms, which is renowned for its creative … aviation industries. This is a fantastic chance to collaborate with a dynamic and growing team. Our client is looking for an experienced C# Developer to join their expanding Development team. They are looking for someone who is a Team Player; someone who is passionate about collaborating with others ...