1 to 25 of 31 Full-Stack Engineer Jobs in London

application, the database estate, the data pipelines, the deployments, the integrations and the LLM serving stack. Whats involved? Genuine full-stack breadth in one codebase: a React/TypeScript application, a Postgres estate with 100-million-row telemetry tables, serverless functions, MQTT ingestion from building management … able to run, monitor and recover them, not design them from scratch. Five or more years building and running production web applications full-stack, with sole or lead ownership of at least one system in live use. Strong TypeScript and React; strong SQL and relational schema ...

Full-Stack Software Engineer, TypeScript, , London. COR7653 A Full-Stack Software Engineer opportunity has opened up at a London-based AI startup operating in a sector where the technical challenges are genuinely interesting. Could this be your chance … than simply executing tickets. What experience does the Full-Stack Software Engineer need? Strong experience building full-stack applications in a professional environment Proficiency across the team's core stack: TypeScript, Next.js, Node.js, and Postgres, with exposure ...

Forward Deployed Engineer, Full-Stack Development, Enterprise AI, London, COR7660 A Forward Deployed Engineer opportunity has opened up at a well-funded, fast-moving AI software company operating at the cutting edge of enterprise technology. This is a hands-on, high-impact … customer-facing software engineering position, ideally one involving direct deployment or technical consultancy alongside enterprise clients Practical, demonstrable ability across full-stack development, with exposure to languages and tooling such as Python, TypeScript, Rust, or SQL, plus comfort working across cloud environments A track record ...

team. Remote-first role, excellent bens, career development. Platform development using TypeScript, React, Next.js and Node.js. We’re looking for a Senior Full-Stack Engineer to join a well-established technology business serving clients across the creative, media and digital sectors. You’ll play … headless CMS platforms, NestJS, WordPress, PHP, Shopify, Terraform or GCP would be advantageous. What you’ll be doing As a Senior Full-Stack Engineer, you'll lead the design and development of modern web applications across both front-end and back-end environments. ...

with the engineering team in Australia. Youll also help us build out UK engineering as we grow starting with a mid-level full-stack engineer joining under you. This is a hands-on role. Most of your week is building and debugging: writing production … recommendations. What youll bring Required 5+ years building and operating production software shipped, maintained and run by real users, not just delivered. Full-stack range strong on one side and genuinely competent on the other. You can build the customer journey and the service behind it. ...

The Opportunity You will join a high-impact development squad building commercial offerings on top of the thriving open-source Backstage framework. You will design and build backend systems, APIs, and developer portals that elevate ...

developer looking to work on meaningful projects that solve complex, real-world problems? Were looking for a Senior Full Stack Software Engineer to join a friendly and collaborative Agile team delivering bespoke software solutions for Central Government customers. Youll work across the full … dont need to tick every box, but wed love to hear from you if you have: Strong commercial experience with Java Full-stack development experience using TypeScript, JavaScript and React Experience working with AWS or Azure A good understanding of automated testing, CI/ ...

Senior/Lead React AI Engineer Location: London (Hybrid - 3-4 days per week) Salary: £115,000 - £150,000 + Equity + Excellent Benefits Job Type: Permanent Build the Next Generation of AI Products We're partnering with an innovative, fast-growing technology company that's redefining … powered products are built and delivered. This is an exciting opportunity for a Senior/Lead React AI Engineer to join a high-calibre engineering team developing cutting-edge AI applications used by customers globally. You'll play a pivotal role in building intuitive user experiences while integrating ...

The Opportunity In this role, you will go beyond building standard user-facing features to focus on critical internal platform architecture. You will work within a lean, agile team to bridge frontend development with backend ...

The Opportunity In this role, you will go beyond building standard user-facing features to focus on critical internal platform architecture. You will work within a lean, agile team to bridge frontend development with backend ...

Full Stack Engineer (LLM/AI) £450 per day | Outside IR35 | 3-6 Month Contract | Hybrid (London) - 2 days onsite | ASAP Start Our trusted EdTech partner, supporting over 600 million users across 100 countries, is looking for an experienced Full Stack … production systems.Recent experience developing Chat or Messaging applications within the Education or Learning sector is essential. Key Responsibilities: Develop and maintain scalable full-stack applications using Python, React and AWS. Contribute to technical architecture, solution design and engineering best practice. Build high-quality, secure and performant ...

Java Full Stack Engineer Contract or Perm Birmingham/… Leeds/Manchester/London Rates/Salary Open to negotiation depending on experience Current SC Clearance required Requirements Develop Support Java full-stack IAM applications APIs Microservices Secure DevOps-based releases Technical Skills required Java Spring Boot REST APIs AWS/Azure Angular/React ...

Java Full Stack Engineer Contract or Perm Birmingham/… Leeds/Manchester/London Rates/Salary Open to negotiation depending on experience Current SC Clearance required Requirements Develop Support Java full-stack IAM applications APIs Microservices Secure DevOps-based releases Technical Skills required Java Spring Boot REST APIs AWS/Azure Angular/React ...

Role: Senior Full Stack Engineer - Investment Banking Location: London (3 Days Hybrid/2 Days Remote) Type: Permanent/Full-Time Experience: 5-7 Years Overview An opportunity to join a global investment bank, designing and scaling cloud-native applications within ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/… expertise, engineering guidance, and hands-on delivery support across frontend and backend (full stack) engineering initiatives. Key focus:- Full-Stack Engineering Frontend Engineering (ReactJS) Backend Engineering (.NET/C#) Engineering Standards & Software Quality DevSecOps & SDLC Collaboration Technical Mentoring & Engineering Enablement Required Experience ...

Senior Full Stack Lead Engineer ReactJS, TypeScript, JavaScript, C#/.NET Banking London This is a new and exclusive opportunity for a Senior Full Stack Lead Engineer/software developer with expertise across ReactJS, TypeScript, JavaScript, C#/… expertise, engineering guidance, and hands-on delivery support across frontend and backend (full stack) engineering initiatives. Key focus:- Full-Stack Engineering Frontend Engineering (ReactJS) Backend Engineering (.NET/C#) Engineering Standards & Software Quality DevSecOps & SDLC Collaboration Technical Mentoring & Engineering Enablement Required Experience ...

Full Stack Engineer/Developer (Node TypeScript React Azure) London/WFH to £95k Are you a senior Full Stack Engineer looking for a genuine Greenfield opportunity where you'll shape architecture from day one? You could … work directly with the CTO, influence technical decisions and see the immediate impact of your work. As a Full Stack Engineer, you'll help design and build a modern cloud native platform from the ground up using Node.js, TypeScript, React and Microsoft Azure. Working ...

Lead Full Stack Engineer (TypeScript Python API) London/WFH to £125k Do you enjoy working with a range of programming languages and agentic AI? You could be progressing your career as a Lead Full Stack Engineer … massively profitable Private Equity firm that invest in businesses across the finance, investment management and insurance space. As a Lead Full Stack Engineer you will work at the intersection of technology, data, strategy and investment, playing a pivotal role in identifying opportunities to unlock ...

Role This role sits at the intersection of: Large-scale data engineering and entity resolution. Production AI systems that customers trust. Full-stack product development across modern web technologies. You'll own key parts of the platform end-to-end, building services that ingest, enrich … continuous testing. Key Responsibilities Own and develop large-scale data pipelines that identify, match and enrich complex organisational datasets. Design and build full-stack features across both frontend and backend services. Build production-ready AI workflows using modern LLM technologies. Develop evaluation frameworks, regression testing ...

Senior Full Stack Engineer £85,000 to £105,000 Permanent Remote, with occasional London office visits The opportunity Our client is hiring a Senior Full Stack Engineer to take ownership of building the next generation of customer-facing … growing business operating in a complex and important energy market Summary This is an excellent opportunity for a Senior Full Stack Engineer who wants meaningful ownership rather than simply maintaining an established platform. You will lead the development of customer-facing software, work across ...

leading financial markets organisation undertaking a major cloud transformation programme and is looking for a Full Stack Python Engineer to join a business-critical team. Working on a large-scale, business-critical application, you'll play a key role in modernising and simplifying … someone who enjoys solving complex technical problems and working on enterprise-scale systems. Key Requirements: 5+ years' commercial experience as a Python Engineer, Python Developer, Software Engineer or Full Stack Engineer. Expert-level Python development skills with strong Object-Oriented Programming ...

currently working with a client looking for a Senior Full Stack AI Engineer to help design, build and scale AI-native applications, taking ideas from concept through to production-ready prototypes in a fast-paced innovation environment. Key skills we're looking for: 5+ … related rolesStrong experience building GenAI/Applied AI solutionsHands-on with LLMs, AI Agents, Agentic Workflows & RAG Proficiency in Python (TypeScript beneficial)Full-stack development with React, Next.js or SvelteAPI and backend development, including scalable microservicesExperience with SQL, NoSQL and Vector DatabasesCloud-native development on Google ...

Lead Full Stack Engineer (C#, .Net, Angular) Central London (1/2 times a week in the office) Up to £125,000 + Benefits We're partnering with an ambitious fintech startup that's entering an exciting phase of growth, and they're looking … Lead Full Stack Engineer to help shape the future of both the technology and the engineering team. This isn't a role where you'll inherit legacy processes and simply keep the lights on. You'll have the opportunity to influence architecture, mentor engineers ...

Full Stack Engineer/Developer (TypeScript Node) London/WFH to £100k Are you a technologist Full Stack Engineer looking for an opportunity to take ownership and progress your career? You could be joining a scaling FinTech … core product is a private equities/alternative investment management platform. As a Full Stack Engineer you will design and develop web based and mobile applications, primarily using TypeScript and Node within an Azure cloud environment. You'll take ownership across the full ...

Role: (Graduate) Software Engineer - Full Stack Salary: £40,000 -£45,000 Location: Central London - 4 days per week in-office Overview Our client is a rapidly growing digital insurance provider on a mission to simplify and modernise the insurance experience. Well-funded and with … peer reviews, and clean code Contribute to product and team direction in a high-growth environment Ideal Candidate 1-3 years of full-stack engineering experience Comfortable across frontend and backend (Python and Angular preferred) Strong software engineering fundamentals and a quality-focused mindset Experience working ...