1 to 25 of 281 Permanent Full Stack Engineer Jobs in London

Senior Full Stack Engineer/Developer (React .Net Python) London to £150k Do you have expertise with React combined with a strong appreciation of .Net and/or Python backend systems? You could be progressing your career in a senior, hands-on role at a Hedge Fund with over $10 billion under management. As … a Senior Full Stack Engineer you will take ownership of user interface/frontend development in the London office for both web and mobile applications, collaborating with colleagues in the New York office. You will architect and design high quality, performant, visually compelling applications with a focus on developing React based responsive web applications … You're familiar with CI/CD, Azure, DevOps, GitHub Actions You have excellent communication and stakeholder management skills What's in it for you: As a Senior Full Stack Engineer you will earn a competitive package: Salary to £150k + bonus (c20-25%) Pension and Private Healthcare Hybrid working (x3 days in London More ❯

Senior Full Stack Engineer/Developer (React .Net Python) London to £150k Do you have expertise with React combined with a strong appreciation of .Net and/or Python backend systems? You could be progressing your career in a senior, hands-on role at a Hedge Fund with over $10 billion under management. As … a Senior Full Stack Engineer you will take ownership of user interface/frontend development in the London office for both web and mobile applications, collaborating with colleagues in the New York office. You will architect and design high quality, performant, visually compelling applications with a focus on developing React based responsive web applications … You're familiar with CI/CD, Azure, DevOps, GitHub Actions You have excellent communication and stakeholder management skills What's in it for you: As a Senior Full Stack Engineer you will earn a competitive package: Salary to £150k + bonus (c20-25%) Pension and Private Healthcare Hybrid working (x3 days in London More ❯

Senior Full-Stack Engineer Location: London (Onsite, 5 days per week) Salary & Benefits: £80,000 - £120,000 + Benefits Investigo are partnered with a rapidly growing AI technology company that is reshaping the way organisations harness vedio data through advanced software solutions. They're now seeking a Senior Full Stack Engineer to play a key role in building innovative products and scaling their platform as the business enters its next stage of growth. This is a unique opportunity to join at a pivotal moment. You'll work on cutting-edge projects alongside engineers and leaders from some of the most innovative global tech companies, developing solutions … strategy a nd help shape future architecture decisions. Collaborate with product, design, and engineering teams to deliver seamless end-to-end solutions. Skills & Experience Proven experience as a Full-Stack Engineer working on large-scale applications. Solid knowledge of development ideally with Python or Go. Experience designing, maintaining, and optimising Database-Driven applications (PostgreSQL More ❯

Full Stack Lead Engineer London - Hybrid Up to £85k React, TypeScript, NodeJS, AWS Benefits: Health Insurance Life Insurance Continuous Professional Development, Certifications Cycle to work And more I am looking for a Full Stack Lead Engineer for a client in London. You should have extensive experience with React … working on new and existing solutions. There is an element of Leadership within this role, so ideally you will have mentored and lead teams before. This is a full stack role, so you should be skilled with both Frontend and Backend. You will work closely with a cross-functional team, including a Product Manager. This company … is looking for a Full Stack Lead Engineer with the below skills to continue their success and growth. Essential skills: React, NodeJS, TypeScript AWS - Lambda, Cognito, S3, SQS, Eventbridge, Gateway Restful API development Event Driven Architecture, Event Systems Messaging Queues WebSockets SQL, NoSQL DevOps - CI/CD, Docker, GitHub. Desirable skills: WebAssembly IaC AWS More ❯

Full Stack Engineer London (5 days a week in office) £90,000 - £110,000 per annum Generous Benefits Package An innovative AI startup are looking for a Senior Fullstack Engineer to join the team. In this pivotal role, you will lead the design, development, and deployment of robust and scalable software applications … ensuring seamless integration and performance across both front-end and back-end systems. Key Responsibilities: Lead the full software development lifecycle, from requirements gathering and system design to implementation and deployment. Develop high-quality, scalable, and maintainable code using TypeScript, React, Next.JS, Node.js, and Python. Architect and build cloud-based solutions on AWS, ensuring high availability, security, and … technical concepts to non-technical stakeholders. The client is willing to take someone that doesn't have all the skills and provide an environment to learn and grow. Full Stack Engineer London (5 days a week in office) £90,000 - £110,000 per annum Generous Benefits Package Click APPLY NOW to be considered for More ❯

Senior Software Engineer/Developer (Full Stack JavaScript) London to £100k Opportunity to progress your career in a senior, hands-on Software Engineer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon … with recent funding of £125 million. You'll be working on complex and interesting systems and can enjoy a range of benefits and perks. As a Senior Software Engineer you'll collaborate as part of an Agile technology team to design and develop, troubleshoot and solve complex software issues to help scale and future proof the business. You … ll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as More ❯

Full Stack Software Engineer London (5 days a week in office) £90,000 - £110,000 per annum Generous Benefits Package An innovative AI startup are looking for a Fullstack Software Engineer to join the team. In this pivotal role, you will lead the design, development, and deployment of robust and scalable software … applications, ensuring seamless integration and performance across both front-end and back-end systems. Key Responsibilities: Lead the full software development lifecycle, from requirements gathering and system design to implementation and deployment. Develop high-quality, scalable, and maintainable code using TypeScript, React, Next.JS, Node.js, and Python. Architect and build cloud-based solutions on AWS, ensuring high availability, security … technical concepts to non-technical stakeholders. The client is willing to take someone that doesn't have all the skills and provide an environment to learn and grow. Full Stack Software Engineer London (5 days a week in office) £90,000 - £110,000 per annum Generous Benefits Package Click APPLY NOW to be considered More ❯

Uneek have partnered with a forward-thinking technology company in the energy and sustainability sector, looking for an experienced Full-stack Engineer to join their growing team. This is an exciting opportunity to use modern tech to solve complex real-world problems, while helping to shape innovative products that support a more sustainable future. … The Role As a Full-stack TypeScript Engineer, you’ll: Contribute across the full development lifecycle, from design to deployment. Build scalable back-end services in Node.js and responsive UIs in React.js. Work in a modern cloud environment (AWS). Promote best practices in coding, testing, and agile collaboration. About You You More ❯

Full Stack JavaScript Developer (Mid-Level) Salary: £65,000 - £70,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC … . We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you’re passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Designing, developing, and maintaining both front-end and … expectations. Staying up to date with the latest industry trends and technologies and drive continuous learning and innovation within the team. Your skills and experience Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at More ❯

Full Stack JavaScript Developer (Mid-Level) Salary: £65,000 - £70,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC … . We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you’re passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Designing, developing, and maintaining both front-end and … expectations. Staying up to date with the latest industry trends and technologies and drive continuous learning and innovation within the team. Your skills and experience Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at More ❯

Full Stack JavaScript Developer (Mid-Level) Salary: £65,000 - £70,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC … . We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you’re passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Designing, developing, and maintaining both front-end and … expectations. Staying up to date with the latest industry trends and technologies and drive continuous learning and innovation within the team. Your skills and experience Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at More ❯

Full Stack JavaScript Developer (Mid-Level) Salary: £65,000 - £70,000 pa (depending on experience) plus benefits, perks and healthcare options Location: Hybrid/2 x days per week - Travel to London Job Type: Permanent Security Clearance: This role is exclusively open to UK sole nationals who either hold or are eligible for Security Clearance (SC … . We are on the lookout for a talented and motivated Full Stack JavaScript Developer to join a dynamic Engineering team. If you’re passionate about creating innovative web and mobile applications while ensuring high performance and scalability, this is your opportunity to make an impact! Your Role: Designing, developing, and maintaining both front-end and … expectations. Staying up to date with the latest industry trends and technologies and drive continuous learning and innovation within the team. Your skills and experience Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. Experience of at least one leading Node framework (Express.js, Nest.js, Hapi.js) Expertise in at More ❯

Role: Full Stack Software Engineer (UK-based, early-stage startup) £60,000 - £80,000 per annum | No Sponsorship | x3 week in office Backed by technology start up accelerator and VC Join a mission-driven AI startup transforming how medical and healthcare organisations collaborate. Using machine learning and advanced recommendation systems, the team helps to … influence on product and architecture to help medical organisations do more with their resources while changing lives and impact clients across the US and FTSE markets. As a Full Stack Software Engineer, you'll work across backend systems, DevOps pipelines, data engineering, and AI projects, touching multiple products and directly influencing how value is … features within our product. Develop ML Models: Collaborate on research, training, optimization, and deployment of ML models across the platform. Design & Develop Scalable Systems: Contribute to backend and full-stack development, focusing on robust APIs and efficient data flows. Database Management: Work with SQL and NoSQL systems (Postgres, Elasticsearch, MongoDB) to design, optimize, and maintain data More ❯

Software Engineer (Full Stack) London (5 days a week in office) £90,000 - £110,000 per annum Generous Benefits Package An innovative AI startup are looking for a Senior Software Engineer to join the team. In this pivotal role, you will lead the design, development, and deployment of robust and scalable software … applications, ensuring seamless integration and performance across both front-end and back-end systems. Key Responsibilities: Lead the full software development lifecycle, from requirements gathering and system design to implementation and deployment. Develop high-quality, scalable, and maintainable code using TypeScript, React, Next.JS, Node.js, and Python. Architect and build cloud-based solutions on AWS, ensuring high availability, security … concepts to non-technical stakeholders. The client is willing to take someone that doesn't have all the skills and provide an environment to learn and grow. Software Engineer - Full Stack London (5 days a week in office) £90,000 - £110,000 per annum Generous Benefits Package Click APPLY NOW to be considered for More ❯

Our Senior Full Stack Engineers will be crucial to the evolution of MarTrust's delivery and products. They will form part of our new Technology function, building scalable, reliable systems that deliver great outcomes for our customers. The Senior Full Stack engineers will be part of our cross functional engineering teams, owning … service the critical needs of our customers. Bachelor's degree in Computer Science, or a related field may be positive indicator At least 5 years professional experience in full stack development with independent ownership of complex problems Experience in financial services, fintech or banking products a positive Independent worker - Confident taking full ownership of … in a fast paced and changing environment Familiar with many of the following: CI/CD pipelines, immutable infrastructure, containers and serverless architectures. Specific experience in our tech stack is not required, but the candidate would need to be confident to be able to pick up quickly: Typescript Svelte AWS Serverless Competitive Salary and Bonus : We reward your More ❯

Senior Full Stack Engineer (Editor Core) Office: Amsterdam - Hybrid Barcelona - Hybrid London - Hybrid Apply for this role About the company At VEED, our mission is to make video creation accessible to anyone. No hard-to-use equipment, painful learning curve, or keeping track of multiple subscriptions to take your ideas from record share. With … focus on performance, stability, and bringing delightful features to life. If it moves pixels or makes the editor faster, we're probably behind it. About the role This full stack role requires a good mix of frontend and backend knowledge. You'll spend your time building backend services that supercharge our video editor with AI capabilities … be working on: Core services powering our Editor Infrastructure for AI-driven features Speed and stability Collaborating with product and design on changes that impact user experience Our Stack Backend : Node.js, TypeScript, Fastify, Prisma, GraphQL, Temporal Frontend : React, Next.js, Redux, Tailwind Infra: Docker, GCP About you You are proactive. You are motivated to understand product/technical challenges More ❯

Full Stack Engineer to join our Automation Team and build intelligent systems that power the future. You'll design automation solutions, develop full-stack applications, and lead cutting-edge AI/ML initiatives. What You'll Do Build automation and AI/ML systems (Agentic, RAG, MCP). Develop front … re Looking For 10+ years in Python systems/automation; 5+ years in technical leadership. Strong React, JavaScript, and Postgres skills. Hands-on with Selenium, iOS automation, and full project lifecycle testing. Experience in AI/ML pipelines, multi-agent systems, and data workflows. Solid DevOps background (Jenkins, CI/CD, monitoring). Handle actively welcomes applicants from More ❯

first-hand experience of defining its future.Select your locationSelect your locationIndustriesChoose a partner with intimate knowledge of your industry and first-hand experience of defining its future.London# Senior Full Stack EngineerWe are seeking a highly skilled and experienced Senior Full Stack JavaScript Developer to join our Experience Engineering team. In this role … front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries such as React, Angular, or Vue.js. • Proven experience in full stack JavaScript development, with a strong focus on Node.js and server-side development. • Experience using AI-assisted development tools (e.g. GitHub Copilot) to enhance productivity and code More ❯

Full-Stack Engineer Department: Product Salary: £50,000 - £60,000 (negotiable) Private healthcare Enhanced parental and carers leave Pension contributions L&D support, gym discounts, team socials Equity: Generous EMI share options ️ Holiday: 26 days plus bank holidays Office Policy: Hybrid, must be willing to travel to face-to-face meetings as required ️ Location … play a key role in a startup where every line of code, partner call, or design decision contributes to meaningful outcomes. What You'll Do Build and maintain full-stack feature using React and Node.js Ship secure and maintainable code in regular releases Work closely with design, product, and users Use tools like Copilot and Cursor More ❯

Lead Full Stack Engineer London (Hybrid 1x Per week) Salary: Up to £100k + Benefits About Us Our client is a Insurtech Unicorn looking to expand their engineering team. With the opportunity to work on existing products which have generated millions in revenue to something new changing the landscape of the insurance world, this … is the perfect opportunity for a results driven and growth focussed Senior engineer looking to start an ambitious business. The Role We're seeking a Lead Fullstack Engineer to own the frontend architecture and elevate the B2C user experience across our digital products. This is a high-impact role requiring technical vision, hands-on expertise, and … to boost team performance. Our Approach to AI We embrace AI as a catalyst for smarter work enabling faster iteration, enhanced creativity, and focused impact. As a Lead Engineer, you'll champion intentional AI adoption to empower your team and unlock new levels of productivity. Benefits We value and reward our people with: Private Medical Insursance, Company Share More ❯

and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win. We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees … re building the next generation of video ad infrastructure , AI-powered tooling , and Rapid API integrations to deliver smarter, more engaging ad experiences. This is a frontend-heavy full stack role , ideal for engineers who want to grow across the stack while focusing on building scalable, high-performance UI systems. You'll join a … fault-tolerant front-end systems for serving ads across Expedia Group platforms Collaborate with engineers, product managers, and designers to deliver high-quality, user-centric features Contribute to full-stack development, including backend services in Kotlin/Java and GraphQL APIs Build tooling and reusable components for partners to easily integrate with our ad platform Take More ❯

VEED's growth through innovative features, high-quality performance, and seamless user experiences. These teams include; Organic, Monetisation, Integrations, Activation, Brand (V4T) and Editor Core As a Senior Full stack Engineer, you will have the opportunity to work across these teams, contributing to the development of key features, improving the platform's scalability, and … responsive UIs using Next.js for product pages, marketing assets, and core platform features. Optimizing Performance: Ensure the platform is scalable, reliable, and performs well as we grow. Our Stack Our frontend stack includes Next.js, TypeScript and TailwindCSS for our landing page and web apps. More broadly across the the product we use React.js, and Redux. We More ❯

Equity funds. We are hiring senior software engineers who are comfortable contributing across all layers of the application and developing features end to end. Details Role : Senior Software Engineer - Full Stack Location : London, UK (Hybrid, In-Person 4 days a week) Experience Required: 5+ years Remuneration : £75k £100k + Generous ESOP Visa : Unfortunately, we … QinetiQ and retail tech startups such as Standard AI. The entire team consists of early-stage startup veterans passionate about building exceptional products. The Role A senior software engineer at Capsa is expected to own projects and features from conception to production, working across the stack to deliver improvements to our AI platform. Key responsibilities include … will have a direct impact on its success. Have the opportunity for fast career growth. Enjoy yourself! Apply if: You have 5+ years of experience as a software engineer in a venture backed startup or top tech firm. You have taken entire products or features from ideation to production and you've measured their impact. You have experience More ❯

for major meeting platforms, real-time communication channels, and a powerful Public API to extend our functionality to a broader set of applications. Your responsibilities Design and build full-stack features: You'll own problems end-to-end, collaborating closely with product managers, designers, and other engineers to ship scalable, user-facing features with real impact … skills when needed Qualities we look for Strong product engineering mindset: You care deeply about solving real user problems and balance pragmatism with technical rigor when designing systems Full-stack fluency: You're comfortable working across the stack, even if your strengths lean more towards backend or frontend. You have solid foundations in system … flexible working hours and trust in your productivity, we are in sync with your team's general locations and time zones to foster effective and seamless collaboration Monthly full-day hacking sessions: every month, we have Hack Fridays, where you can spend your time diving into a project you're passionate about and get the opportunity to work More ❯

belongs to you. Using Model ML, you'll simply talk to your laptop or phone to get things done. About the role We are seeking a highly skilled Full-Stack Engineer with at least 5 years of professional experience to join our growing team. The ideal candidate has a strong background in building modern … and evaluation frameworks. You will be responsible for delivering AI-powered features into production at scale - ensuring they are performant, reliable, and secure - while also contributing across the stack, from frontend interfaces to backend APIs, databases, and deployment pipelines. Key Responsibilities Design, develop, and maintain frontend applications using React and Next.js. Build, test, and deploy backend services and More ❯