1 to 25 of 99 Senior Full-Stack Engineer Jobs in Central London

About the Role: We are seeking a highly experienced and versatile Senior Software Engineer with deep expertise across quantitative development, infrastructure engineering, and full-stack development, to join and lead a high-performance team. The ideal candidate thrives at the intersection of finance and technology, has led engineering teams, and has built More ❯

About the Role: We are seeking a highly experienced and versatile Senior Software Engineer with deep expertise across quantitative development, infrastructure engineering, and full-stack development, to join and lead a high-performance team. The ideal candidate thrives at the intersection of finance and technology, has led engineering teams, and has built More ❯

DM me (JJ) on WhatsApp +447855553652 with one tradeoff you’ve made while shipping fast, and what you’d do differently in hindsight. https://getjelly.notion.site/senior-full-stack-jelly More ❯

DM me (JJ) on WhatsApp +447855553652 with one tradeoff you’ve made while shipping fast, and what you’d do differently in hindsight. https://getjelly.notion.site/senior-full-stack-jelly More ❯

About POSTX POSTX's vision is to change the way the world moves goods with zero carbon emissions by providing a transportation and logistics platform that enables our customers to reduce costs, improve service and avoid 100% tailpipe emissions. Our More ❯

About POSTX POSTX's vision is to change the way the world moves goods with zero carbon emissions by providing a transportation and logistics platform that enables our customers to reduce costs, improve service and avoid 100% tailpipe emissions. Our More ❯

Senior Full-stack Engineer Location : Remote Job Type : Full-time Help us reinvent the CFO🚀 At Nume, we’re pioneering the world’s first AI CFO. Not a chatbot or a dashboard, but a proactive thought partner that founders can trust with real financial decisions. Ultimately, a solution that will … ll help us develop our comprehensive platform while contributing to our AI architecture - a state-of-the-art, autonomous and goal-driven system. You'll bring deep full-stack expertise and help us accelerate development across our entire technology stack. Key Responsibilities: Build and enhance our application Develop robust front-end interfaces and back-end services … end-to-end solutions Architect systems that will serve thousands of users Support AI system integration and contribute to prompt engineering efforts Required Qualifications: 5+ years developing full-stack software applications Expert-level Python skills Strong experience with modern web frameworks (FastAPI, Django, Flask) Proficiency in frontend technologies (React, TypeScript, JavaScript) Experience with databases (PostgreSQL, MongoDB More ❯

Senior Full-stack Engineer Location : Remote Job Type : Full-time Help us reinvent the CFO🚀 At Nume, we’re pioneering the world’s first AI CFO. Not a chatbot or a dashboard, but a proactive thought partner that founders can trust with real financial decisions. Ultimately, a solution that will … ll help us develop our comprehensive platform while contributing to our AI architecture - a state-of-the-art, autonomous and goal-driven system. You'll bring deep full-stack expertise and help us accelerate development across our entire technology stack. Key Responsibilities: Build and enhance our application Develop robust front-end interfaces and back-end services … end-to-end solutions Architect systems that will serve thousands of users Support AI system integration and contribute to prompt engineering efforts Required Qualifications: 5+ years developing full-stack software applications Expert-level Python skills Strong experience with modern web frameworks (FastAPI, Django, Flask) Proficiency in frontend technologies (React, TypeScript, JavaScript) Experience with databases (PostgreSQL, MongoDB More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … React Cloud : Amazon Web Services (AWS) Databases : PostgreSQL, DynamoDB Additional Tools & Frameworks : GraphQL REST APIs Software Design Patterns – TDD, DDD Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based More ❯

Urgent! x8 Fullstack Senior Software Engineers/Tech leads Needed – UK-based – – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech leads to join their high-performing team. This fully remote role … React Cloud : 🌳 Amazon Web Services (AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based More ❯

Senior Fullstack Engineer | £80,000 – £95,000 + Equity | TypeScript | React Native | Node.js | Serverless | Hybrid (1-2 Days in London) Join one of Europe’s most exciting consumer fitness startups—fresh off a £5M fundraise, recognised by Apple as a finalist for Global App of the Year, and recently acquired by a category-defining global fitness … and Apple Watch apps already live, they’re scaling their engineering team to take their platform to the next level. This is a rare opportunity to build full-stack features across mobile, web, and backend systems—in a mission-led, product-obsessed, high-performance team. 🧑‍💻 What You’ll Do: Design, build, test, and ship new features … AppSync, DynamoDB, S3, EventBridge, SNS Tooling: GitHub Actions, Fastlane, Sentry, Mixpanel, Intercom, Maestro E2E, Terraform ✅ What You Bring: 4+ years of software engineering experience (frontend, backend or full-stack) Strong TypeScript and JavaScript skills Proven ability to ship end-to-end features across the stack Comfort working in fast-paced, iterative environments (they shipped More ❯

Senior Fullstack Engineer | £80,000 – £95,000 + Equity | TypeScript | React Native | Node.js | Serverless | Hybrid (1-2 Days in London) Join one of Europe’s most exciting consumer fitness startups—fresh off a £5M fundraise, recognised by Apple as a finalist for Global App of the Year, and recently acquired by a category-defining global fitness … and Apple Watch apps already live, they’re scaling their engineering team to take their platform to the next level. This is a rare opportunity to build full-stack features across mobile, web, and backend systems—in a mission-led, product-obsessed, high-performance team. 🧑‍💻 What You’ll Do: Design, build, test, and ship new features … AppSync, DynamoDB, S3, EventBridge, SNS Tooling: GitHub Actions, Fastlane, Sentry, Mixpanel, Intercom, Maestro E2E, Terraform ✅ What You Bring: 4+ years of software engineering experience (frontend, backend or full-stack) Strong TypeScript and JavaScript skills Proven ability to ship end-to-end features across the stack Comfort working in fast-paced, iterative environments (they shipped More ❯

research, and data science. Our squads focus on delivering high-impact features – we favour a highly iterative, analytical approach. We're looking for a Senior Full-stack Engineer to join our Development team. Principal Accountabilities: • Build robust and scalable software for business critical, web-based applications • Build eye-catching, functional, efficient, and … for one or more of Ki’s core technologies • Mentor and coach colleagues in both engineering and business domain subjects Required Skills and Experience: • Experience as a mid-senior level engineer working across a modern web stack • Strong software engineering principles (SOLID, DRY, ER modelling) • Professional experience with a server-side language, ideally JVM More ❯

research, and data science. Our squads focus on delivering high-impact features – we favour a highly iterative, analytical approach. We're looking for a Senior Full-stack Engineer to join our Development team. Principal Accountabilities: • Build robust and scalable software for business critical, web-based applications • Build eye-catching, functional, efficient, and … for one or more of Ki’s core technologies • Mentor and coach colleagues in both engineering and business domain subjects Required Skills and Experience: • Experience as a mid-senior level engineer working across a modern web stack • Strong software engineering principles (SOLID, DRY, ER modelling) • Professional experience with a server-side language, ideally JVM More ❯

Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 plus excellent stock options Remote First – London Office for those who want it Next.js | React | Typescript | Node Are you a product-focused Senior Full Stack Engineer who enjoys … autonomy and wants to build products from end-to-end? If so, read on... Senior Full Stack Engineer – We have been exclusively engaged by one of the most exciting tech start-ups in the UK, who are looking for Senior Full Stack Engineers as they will … They believe in building fast and iterating, working closely with product and customers, to evolve their cutting-edge AI solutions. What is Senior Full Stack Engineer for them? The Senior Full Stack Engineer will have experience of building complex solutions in product-driven companies More ❯

Senior Full Stack Engineer – THE AI Scale-Up of 2025 | Future Unicorn Up to £125,000 plus excellent stock options Remote First – London Office for those who want it Next.js | React | Typescript | Node Are you a product-focused Senior Full Stack Engineer who enjoys … autonomy and wants to build products from end-to-end? If so, read on... Senior Full Stack Engineer – We have been exclusively engaged by one of the most exciting tech start-ups in the UK, who are looking for Senior Full Stack Engineers as they will … They believe in building fast and iterating, working closely with product and customers, to evolve their cutting-edge AI solutions. What is Senior Full Stack Engineer for them? The Senior Full Stack Engineer will have experience of building complex solutions in product-driven companies More ❯

Senior Full Stack Engineer - THE AI Scale-Up of 2025 | Future Unicorn £80-£130,000 plus excellent stock options Remote First - London Office for those who want it Next.js | React | Typescript | Node Are you a product-focused Senior Full Stack Engineer who enjoys autonomy … and wants to build products from end-to-end? If so, read on... Senior Full Stack Engineer - We have been exclusively engaged by one of the most exciting tech start-ups in the UK, who are looking for Senior Full Stack Engineers as they will grow … They believe in building fast and iterating, working closely with product and customers, to evolve their cutting-edge AI solutions. What is Senior Full Stack Engineer for them? The Senior Full Stack Engineer will have experience of building complex solutions in product-driven companies More ❯

Full Stack Engineer – Agentic AI-Powered FinTech Location: London/Hybrid (2 days per week in the office) Up to £130,000 per annum plus stock options Typescript | Node | React | Next.js | AWS | GraphQL Senior Full Stack Engineer - We’re partnering with a well-funded, cutting-edge … automate tasks, but collaborate with human analysts to generate insights, drive decisions and transform workflows. This is a unique opportunity for a Senior Full Stack Engineer who’s eager to work on ambitious, meaningful problems at the intersection of AI, UI/UX innovation, and financial software. You’ll help build a … and ripe for innovation. What’s the opportunity? As part of a small, senior-led product and engineering team, the Senior Full Stack Engineer will: Architect and implement responsive, AI-enabled interfaces using React, NextJS, and TypeScript Develop robust backend services with Node.js, connecting to external financial data and AI More ❯

Mid/Senior/Staff Backend Engineer | Full stack, Data/AI | Greentech, B2B Logistics | Recent Series A Raise | Salary up to £160,000 + Equity, Bonus, Benefits | London, Hybrid (3 days PW) The Company We are working with a Series A backed scale-up, that has raised over $ 30million. The platform … heavily into their engineering disciplines. They have hired a Director of Engineering from Meta who is scaling out the engineering devisions with 11 Backend Engineers across Mid/Senior and Staff Level. The company has signed some off the biggest brands in Ecommerce and now they are looking to increase features, functionalities and infrastructure, so it's very … will also be taking on Full stack responsibilities with Backend API's, Cloud Infrastructure and improving FE code, . This is a true Software Engineer role, where you will wear many hats! Requirements for the Mid/Senior/Staff Backend Engineer | Full stack, Data/ More ❯

Mid/Senior/Staff Backend Engineer | Full stack, Data/AI | Greentech, B2B Logistics | Recent Series A Raise | Salary up to £160,000 + Equity, Bonus, Benefits | London, Hybrid (3 days PW) The Company We are working with a Series A backed scale-up, that has raised over $ 30million. The platform … heavily into their engineering disciplines. They have hired a Director of Engineering from Meta who is scaling out the engineering devisions with 11 Backend Engineers across Mid/Senior and Staff Level. The company has signed some off the biggest brands in Ecommerce and now they are looking to increase features, functionalities and infrastructure, so it's very … will also be taking on Full stack responsibilities with Backend API's, Cloud Infrastructure and improving FE code, . This is a true Software Engineer role, where you will wear many hats! Requirements for the Mid/Senior/Staff Backend Engineer | Full stack, Data/ More ❯

Mid/Senior/Staff Backend Engineer | Full stack, Data/AI | Greentech, B2B Logistics | Recent Series A Raise | Salary up to £160,000 + Equity, Bonus, Benefits | London, Hybrid (3 days PW) The Company We are working with a Series A backed scale-up, that has raised over $ 30million. The platform … heavily into their engineering disciplines. They have hired a Director of Engineering from Meta who is scaling out the engineering devisions with 11 Backend Engineers across Mid/Senior and Staff Level. The company has signed some off the biggest brands in Ecommerce and now they are looking to increase features, functionalities and infrastructure, so it's very … will also be taking on Full stack responsibilities with Backend API's, Cloud Infrastructure and improving FE code, . This is a true Software Engineer role, where you will wear many hats! Requirements for the Mid/Senior/Staff Backend Engineer | Full stack, Data/ More ❯

Shape the Future of Global Credit Analytics Are you driven by the thrill of building products that matter? Do you want your code to empower the world’s top investment minds? At our company, you’ll help redefine how global More ❯