City of London, London, United Kingdom Hybrid / WFH Options
Client Server
FullStackEngineer/Developer (TypeScript Elixir AWS) London/WFH to £100k Do you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job? You could be progressing your career in a senior, hands-on FullStackEngineer role at a successful and profitable energy trading market data scale-up. What's in it for you: Competitive salary, to £100k + Significant Equity Hybrid working (3 days London office per week) Vitality Healthcare Continuous career development and learning opportunities Influential role as part of a small, close knit team Complex and interesting work … Your role: As a FullStackEngineer you will take ownership, working on technically challenging Greenfield development projects. You'll be working on complex problems with scalability and reliability in mind, across the full development lifecycle from architecture and design through to implementation. There's a range of technology in the stackMore ❯
City of London, London, United Kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Carbon Emission/Green Tech Start-up | FullStackEngineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity Company: I'm looking for FullStack Engineers who are excited about elegant systems as they are about real-world impact. Their mission is to reduce carbon emissions in the … Country-wide data tools through large-scale scraping + mapping -> Hardware integrations (e.g. bluetooth laser measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | FullStackEngineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + TypeScript (you’re confident building fast, dynamic UIs) -> SQL and relational database design -> RESTful APIs and distributed systems -> Scalable and secure architectures -> Owning features end-to-end, from shaping the product idea to shipping the code. Type More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Carbon Emission/Green Tech Start-up | FullStackEngineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity Company: I'm looking for FullStack Engineers who are excited about elegant systems as they are about real-world impact. Their mission is to reduce carbon emissions in the … Country-wide data tools through large-scale scraping + mapping -> Hardware integrations (e.g. bluetooth laser measures, sensors) -> Offline-first/PWA apps for installers on the move Tech Stack: -> React, TypeScript, Konva, Tailwind -> Node.js, PostGREST, Prisma -> PostgreSQL/PostGIS, Docker, Atlas -> (Sunsetting Python + FastAPI) Requirements for Carbon Emission/Green Tech Start-up | FullStackEngineer | LDN 2 Days Per Week | £50K - £110K + Healthy Equity -> 2+ years commercial experience -> STEM Background -> React + TypeScript (you’re confident building fast, dynamic UIs) -> SQL and relational database design -> RESTful APIs and distributed systems -> Scalable and secure architectures -> Owning features end-to-end, from shaping the product idea to shipping the code. Type More ❯
Senior Full-StackEngineer London AI Start-up Up to £120,000 + Shares + Private Healthcare + Pension Were working with a well-funded AI start-up in London thats gearing up for huge growth. Theyre expecting to scale 10x over the next 18 months. Theyre now looking for a Senior Full … a big plus. The role is full-time, 3/4 days a week in their London office. What theyre looking for Strong experience as a Full-StackEngineer across React, Next.js, Node.js, and Python. Solid knowledge of SQL databases and data modelling. Hands-on experience with cloud platforms (AWS or GCP … visibility and influence A chance to help build and scale the engineering function from the ground up Join a business thats on the verge of explosive growth Senior Full-StackEngineer London AI Start-up Up to £120,000 + Shares + Private Healthcare + Pension Please click APPLY to be considered for this More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Tech For Good (Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) FullStackEngineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN Company I am looking for a Mid-Level FullStackEngineer who wants to be part of an innovative start … and help optimize system performance. ->Write clean, testable, and maintainable code. ->Collaborate in an agile environment, participating in sprint planning, code reviews, and team knowledge-sharing sessions. Tech Stack ->TypeScript ->Next.js ->Node.js ->GCP ->AWS (ML) ->CI/CD with GitHub actions and workflows ->SQL (PostgreSQL, MySQL) ->NoSQL (MongoDB, Firestore, Redis) ->RESTful APIs - GraphQL Requirements for Tech For Good … Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) FullStackEngineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN -> 1 to 4 years of professional software development experience, preferably in a fast-paced or start-up environment. -> Good experience in back-end development with Node.js or a similar More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Owen Thomas | Pending B Corp™
Tech For Good (Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) FullStackEngineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN Company I am looking for a Mid-Level FullStackEngineer who wants to be part of an innovative start … and help optimize system performance. ->Write clean, testable, and maintainable code. ->Collaborate in an agile environment, participating in sprint planning, code reviews, and team knowledge-sharing sessions. Tech Stack ->TypeScript ->Next.js ->Node.js ->GCP ->AWS (ML) ->CI/CD with GitHub actions and workflows ->SQL (PostgreSQL, MySQL) ->NoSQL (MongoDB, Firestore, Redis) ->RESTful APIs - GraphQL Requirements for Tech For Good … Audio Intelligence) | Innovative Products | Mid-Level (Back End Leaning) FullStackEngineer | TypeScript/Next.js/Node.js | £50K - £65K + Equity | Hybrid 3 Days LDN -> 1 to 4 years of professional software development experience, preferably in a fast-paced or start-up environment. -> Good experience in back-end development with Node.js or a similar More ❯
FullStack Software Engineer SaaS | Early-Stage Start-Up | Experienced Founders | C# | .NET | TypeScript | React | Azure I’m hiring a FullStack Software Engineer to join one of the most ambitious, talented, and genuinely brilliant teams I’ve worked with. This is a rare opportunity to work directly … red tape. Whilst technical skill sets are important, we are more focused on attitude so we are open to Mid - Snr level engineers. 📍 Location: London 🕐 Working Policy: Onsite full-time - it's early stage, and the team gets massive value from in-person collaboration 💰 Salary: £60,000 - £100,000 (depending on experience) + meaningful equity - it's a … Mid - Senior level engineers. 🛠 Tech: C#, .NET, TypeScript, React, Azure 🧭 Interview Process: 3 stages. We keep things fast, focused, and respectful of your time. You'll be a FullStack Software Engineer in a small, fast-paced team, working across frontend and backend to ship real features using C#, .NET, React, and Azure . More ❯
london (city of london), south east england, united kingdom
Wilson Brown
FullStack Software Engineer SaaS | Early-Stage Start-Up | Experienced Founders | C# | .NET | TypeScript | React | Azure I’m hiring a FullStack Software Engineer to join one of the most ambitious, talented, and genuinely brilliant teams I’ve worked with. This is a rare opportunity to work directly … red tape. Whilst technical skill sets are important, we are more focused on attitude so we are open to Mid - Snr level engineers. 📍 Location: London 🕐 Working Policy: Onsite full-time - it's early stage, and the team gets massive value from in-person collaboration 💰 Salary: £60,000 - £100,000 (depending on experience) + meaningful equity - it's a … Mid - Senior level engineers. 🛠 Tech: C#, .NET, TypeScript, React, Azure 🧭 Interview Process: 3 stages. We keep things fast, focused, and respectful of your time. You'll be a FullStack Software Engineer in a small, fast-paced team, working across frontend and backend to ship real features using C#, .NET, React, and Azure . More ❯
Full-StackEngineer – London A high-growth, AI-native enterprise software startup is looking for seasoned Full-Stack Engineers in London to help build and scale their AI-enabled workspace for professional services, investment banking, and asset managers. What you’ll be doing Building and maintaining frontend web applications using … Python preferred, e.g. Django, FastAPI) Working closely with founders, design, growth, and other engineers to ship high-impact features Ensuring scalability, performance, security, reliability and maintainability across the fullstack Contributing to cloud infrastructure setup and optimisation (AWS, GCP or Azure), containerisation, deployment pipelines, monitoring and optimisation Implementing CI/CD pipelines, automated testing, monitoring, and … ll often be in unfamiliar territory, but you’ll have real ownership and visible impact If you’re a pragmatic engineer who enjoys building robust, scalable, full-stack web systems, and you’re excited by working on next-gen enterprise AI products, this could be the right next step. More ❯
london (city of london), south east england, united kingdom
THRivve by intelletec
Full-StackEngineer – London A high-growth, AI-native enterprise software startup is looking for seasoned Full-Stack Engineers in London to help build and scale their AI-enabled workspace for professional services, investment banking, and asset managers. What you’ll be doing Building and maintaining frontend web applications using … Python preferred, e.g. Django, FastAPI) Working closely with founders, design, growth, and other engineers to ship high-impact features Ensuring scalability, performance, security, reliability and maintainability across the fullstack Contributing to cloud infrastructure setup and optimisation (AWS, GCP or Azure), containerisation, deployment pipelines, monitoring and optimisation Implementing CI/CD pipelines, automated testing, monitoring, and … ll often be in unfamiliar territory, but you’ll have real ownership and visible impact If you’re a pragmatic engineer who enjoys building robust, scalable, full-stack web systems, and you’re excited by working on next-gen enterprise AI products, this could be the right next step. More ❯
Senior FullStackEngineer Location: London (Onsite – 5 days per week) Salary & Benefits: £80,000–£120,000 + Equity + Benefits A high-growth AI technology company is seeking a Senior FullStackEngineer to join their world-class engineering team. This is a rare opportunity to work … APIs and services using modern technologies. Build intuitive, high-performance front-end interfaces in collaboration with product and design teams. Ensure system reliability, scalability, and observability across the full stack. Work closely with edge-computing and infrastructure teams to deliver robust, real-time features. Take ownership of feature delivery, from … development and testing to debugging and optimisation. Contribute to architectural decisions and help shape the technical direction of the platform. Skills & Experience 3+ years of professional experience building full-stack applications at scale. Strong backend development skills in Python or Go, with experience designing APIs and working with databases such as PostgreSQL and Redis. Proven experience More ❯
london (city of london), south east england, united kingdom
Investigo
Senior FullStackEngineer Location: London (Onsite – 5 days per week) Salary & Benefits: £80,000–£120,000 + Equity + Benefits A high-growth AI technology company is seeking a Senior FullStackEngineer to join their world-class engineering team. This is a rare opportunity to work … APIs and services using modern technologies. Build intuitive, high-performance front-end interfaces in collaboration with product and design teams. Ensure system reliability, scalability, and observability across the full stack. Work closely with edge-computing and infrastructure teams to deliver robust, real-time features. Take ownership of feature delivery, from … development and testing to debugging and optimisation. Contribute to architectural decisions and help shape the technical direction of the platform. Skills & Experience 3+ years of professional experience building full-stack applications at scale. Strong backend development skills in Python or Go, with experience designing APIs and working with databases such as PostgreSQL and Redis. Proven experience More ❯
Full-StackEngineer — Axola Axola is an AI-powered digital coaching platform. We’ve built a proprietary computer vision system that analyses biomechanics from video to deliver real-time feedback, personalised training plans and performance insights. Over the past two years we have developed and validated the core technology, secured strategic partnerships with sports … and technology companies, and are now expanding our UK-based team to take the product to market and scale internationally. We are looking for a Full-StackEngineer to strengthen our product development and support the launch of the Axola app. You will take ownership of the technical delivery across frontend, backend, cloud and … AI/ML engineers. Your responsibilities will include developing the web platform and mobile app, building APIs, supporting integrations, and deploying machine learning models into production. Requirements: Strong full-stack development skills ( React/Next.js, Node.js, Python, TypeScript ). Experience with mobile app development (React Native or Flutter) or integration with iOS/Android apps. Backend More ❯
london (city of london), south east england, united kingdom
AXOLA
Full-StackEngineer — Axola Axola is an AI-powered digital coaching platform. We’ve built a proprietary computer vision system that analyses biomechanics from video to deliver real-time feedback, personalised training plans and performance insights. Over the past two years we have developed and validated the core technology, secured strategic partnerships with sports … and technology companies, and are now expanding our UK-based team to take the product to market and scale internationally. We are looking for a Full-StackEngineer to strengthen our product development and support the launch of the Axola app. You will take ownership of the technical delivery across frontend, backend, cloud and … AI/ML engineers. Your responsibilities will include developing the web platform and mobile app, building APIs, supporting integrations, and deploying machine learning models into production. Requirements: Strong full-stack development skills ( React/Next.js, Node.js, Python, TypeScript ). Experience with mobile app development (React Native or Flutter) or integration with iOS/Android apps. Backend More ❯
FullStackEngineer (Front-end Focused) – Hedge Fund (L/S Equity) Location: London Type: Full-time (4-5 days per week on-site in Victoria) A newly launched fundamentally driven long/short equity hedge fund, focused on the European Industrials sector, is seeking a talented FullStackEngineer (front-end focused) to join its growing London-based team. The firm, currently composed of senior professionals from top-tier hedge funds including Citadel, DE Shaw, and Millennium, operates in a high-trust, high-accountability environment with a strong investment focus and entrepreneurial culture. Reporting to the CRO and collaborating closely with investment and data … workflows, and integrate seamlessly with backend infrastructure. You’ll play a key role in shaping the fund’s research and tooling platform from inception. Responsibilities: Build and maintain full-stack applications and internal tools, with an emphasis on high-performance, data-intensive frontend systems. Collaborate directly with investment professionals, quants, and data scientists to develop responsive More ❯
london (city of london), south east england, united kingdom
Radley James
FullStackEngineer (Front-end Focused) – Hedge Fund (L/S Equity) Location: London Type: Full-time (4-5 days per week on-site in Victoria) A newly launched fundamentally driven long/short equity hedge fund, focused on the European Industrials sector, is seeking a talented FullStackEngineer (front-end focused) to join its growing London-based team. The firm, currently composed of senior professionals from top-tier hedge funds including Citadel, DE Shaw, and Millennium, operates in a high-trust, high-accountability environment with a strong investment focus and entrepreneurial culture. Reporting to the CRO and collaborating closely with investment and data … workflows, and integrate seamlessly with backend infrastructure. You’ll play a key role in shaping the fund’s research and tooling platform from inception. Responsibilities: Build and maintain full-stack applications and internal tools, with an emphasis on high-performance, data-intensive frontend systems. Collaborate directly with investment professionals, quants, and data scientists to develop responsive More ❯
Senior FullStackEngineer (Backend-leaning) - eCommerce London/Hybrid – 1 day per week in-office Up to £90k DOE + Share Options + MacBook Pro + £600 Wellbeing Allowance 🚫 Visa sponsorship is NOT available Join a VC-backed, fast-growing Series A startup redefining how customers shop for luxury fashion online. Backed by … and offers the chance to work on complex problems, elegant architecture, and a platform used by millions. What You’ll Do Lead high-impact engineering work across the stack, with a focus on backend logic, APIs, and data modelling Own and scale complex Shopify integrations (beyond themes, into business logic, API orchestration, data workflows) Help design backend systems … real systems , not just frontend themes MacBook Pro + £600 wellbeing budget + generous share options Work where fashion, fintech, and engineering meet If you're a strong full-stackengineer with backend leanings and a passion for building serious products in Shopify , this is a rare opportunity to join a high-growth team More ❯
london (city of london), south east england, united kingdom
Urban Digital Recruitment Ltd
Senior FullStackEngineer (Backend-leaning) - eCommerce London/Hybrid – 1 day per week in-office Up to £90k DOE + Share Options + MacBook Pro + £600 Wellbeing Allowance 🚫 Visa sponsorship is NOT available Join a VC-backed, fast-growing Series A startup redefining how customers shop for luxury fashion online. Backed by … and offers the chance to work on complex problems, elegant architecture, and a platform used by millions. What You’ll Do Lead high-impact engineering work across the stack, with a focus on backend logic, APIs, and data modelling Own and scale complex Shopify integrations (beyond themes, into business logic, API orchestration, data workflows) Help design backend systems … real systems , not just frontend themes MacBook Pro + £600 wellbeing budget + generous share options Work where fashion, fintech, and engineering meet If you're a strong full-stackengineer with backend leanings and a passion for building serious products in Shopify , this is a rare opportunity to join a high-growth team More ❯
Senior FullStackEngineer (Backend-leaning) - High-Growth eCommerce Platform London/Hybrid (1 day per week) · c £80,000 + Share Options · VC-backed Series A Startup 🚫 This company is unable to offer visa sponsorship at this time Shape the Architecture of a High-Growth eCommerce Platform We’re working with a VC … A startup in the luxury eCommerce space that is scaling fast and working with some of the most recognisable fashion brands globally. They’re looking for a Senior FullStackEngineer (backend-leaning) to take ownership of architecture, data flows, and complex integrations powering a platform used by millions. This isn’t about tweaking … Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits). Collaborate closely with product and design in a lean More ❯
london (city of london), south east england, united kingdom
Urban Digital Recruitment Ltd
Senior FullStackEngineer (Backend-leaning) - High-Growth eCommerce Platform London/Hybrid (1 day per week) · c £80,000 + Share Options · VC-backed Series A Startup 🚫 This company is unable to offer visa sponsorship at this time Shape the Architecture of a High-Growth eCommerce Platform We’re working with a VC … A startup in the luxury eCommerce space that is scaling fast and working with some of the most recognisable fashion brands globally. They’re looking for a Senior FullStackEngineer (backend-leaning) to take ownership of architecture, data flows, and complex integrations powering a platform used by millions. This isn’t about tweaking … Design and scale backend systems powering payments, returns, personalisation, and more. Lead API-first development , data modelling, and performance optimisation. Build reliable systems in TypeScript , working across the stack with React on the frontend. Own deep integrations with Shopify APIs and third-party services (not just theme edits). Collaborate closely with product and design in a lean More ❯
FullStackEngineer – AI Startup – Up to 85k 🚀🧠 💰 Salary: £60,000 - £85,000 + meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI … by deep technical challenges and solving them simply, don't over complicate it ✅ Bring ideas and improvements to their engineering processes ✅ Are adaptable and comfortable working across their stack ✅ Understand the working dynamics of a fast paced start-up If this role sounds like it could be of interest, apply now! Senior FullStackEngineer – AI Startup – Up to 85k More ❯
Full-StackEngineer - Python, Typescript I’m hiring on behalf of a cutting-edge AI company building a general-purpose learning engine designed to automate complex business processes using customer data. The company is rapidly expanding its engineering teams across London and New York, with a focus on backend, infrastructure, and full-stack engineering talent. This team is deeply technical, fast-moving, and passionate about building something genuinely new. They value strong fundamentals, hands-on product experience, and engineers who can communicate ideas clearly. A track record of building technically challenging products - or learning fast through startup or founder experience- is highly valued. What You’ll Do Deliver … the entire stack, from APIs to front-end applications. Iterate quickly and shape products built with novel technology. What They’re Looking For 3+ years of full-stack engineering experience (open to strong junior candidates). Expertise in Python and SQL . Experience solving complex technical problems in fast-paced, product-oriented environments. Strong More ❯
london (city of london), south east england, united kingdom
UMATR
Full-StackEngineer - Python, Typescript I’m hiring on behalf of a cutting-edge AI company building a general-purpose learning engine designed to automate complex business processes using customer data. The company is rapidly expanding its engineering teams across London and New York, with a focus on backend, infrastructure, and full-stack engineering talent. This team is deeply technical, fast-moving, and passionate about building something genuinely new. They value strong fundamentals, hands-on product experience, and engineers who can communicate ideas clearly. A track record of building technically challenging products - or learning fast through startup or founder experience- is highly valued. What You’ll Do Deliver … the entire stack, from APIs to front-end applications. Iterate quickly and shape products built with novel technology. What They’re Looking For 3+ years of full-stack engineering experience (open to strong junior candidates). Expertise in Python and SQL . Experience solving complex technical problems in fast-paced, product-oriented environments. Strong More ❯
Senior Full-StackEngineer London AI Start-up Up to £120,000 + Shares + Private Healthcare + Pension Were working with a well-funded AI start-up in London thats gearing up for huge growth. Theyre expecting to scale 10x over the next 18 months. Theyre now looking for a Senior Full-StackEngineer to help design and build the next generation of their AI-driven platform click apply for full job details More ❯
Senior Full-StackEngineer London AI Start-up Up to £120,000 + Shares + Private Healthcare + Pension Were working with a well-funded AI start-up in London thats gearing up for huge growth. Theyre expecting to scale 10x over the next 18 months. Theyre now looking for a Senior Full-StackEngineer to help design and build the next generation of their AI-driven platform. Reporting directly into the CTO a... More ❯