FullStackEngineer (Python, React, AI/ML/LLM/SDK) – Cutting-Edge Series B scale up Location : Remote UK Salary : £70K - £110K About: We are seeking a FullStackEngineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs … deep expertise in Python, React, and modern AI/ML development, including LLM frameworks, SDKs, and retrieval-augmented generation (RAG) systems. Key Responsibilities Design and develop scalable full-stack solutions involving both frontend (React/TypeScript) and backend (Python/Java). Build and optimize AI/ML pipelines leveraging LLMs and RAG architectures. Develop SDKs … development, and working in production-grade environments. Ability to work across the fullstack and thrive in a fast-paced, collaborative environment. Product-focused engineer What We Offer : The chance to work with cutting-edge hardware technologies in a high-growth environment. A collaborative team culture that values innovation and technical excellence. Competitive salary More ❯
Senior FullStackEngineer – AI Startup – Up to 150k 🚀🧠 💰 Salary: £80,000 - £150,000 + meaningful equity 🏙️ Location : London, hybrid 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) 📈 Team size: 27 heads Our y-combinator backend client are building an elite engineering team within the AI space. The platform is … ✅ 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 150k More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Oliver Bernard
Senior FullStackEngineer – AI Startup – Up to 150k 🚀🧠 💰 Salary: £80,000 - £150,000 + meaningful equity 🏙️ Location : London, hybrid 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) 📈 Team size: 27 heads Our y-combinator backend client are building an elite engineering team within the AI space. The platform is … ✅ 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 150k More ❯
FullStackEngineer — Python, TypeScript, React Location: London (On-site, 5 days/week) Salary: £80,000 – £130,000 + Equity Our client is building a platform that brings AI into real-world operations by teaching models how specific companies operate. Growing in London and looking for product-focused engineers who want to work … team on new features and infrastructure. Contribute to the design, architecture, and delivery of product-focused systems. Solve technically challenging problems for novel technologies. Requirements: MUST HAVE: Full-stack experience in product or platform engineering. MUST HAVE: Strong proficiency in Python , TypeScript , React , and SQL . Bonus: familiarity with Rust or C , or a passion for More ❯
FullStackEngineer — Python, TypeScript, React Location: London (On-site, 5 days/week) Salary: £80,000 – £130,000 + Equity Our client is building a platform that brings AI into real-world operations by teaching models how specific companies operate. Growing in London and looking for product-focused engineers who want to work … team on new features and infrastructure. Contribute to the design, architecture, and delivery of product-focused systems. Solve technically challenging problems for novel technologies. Requirements: MUST HAVE: Full-stack experience in product or platform engineering. MUST HAVE: Strong proficiency in Python , TypeScript , React , and SQL . Bonus: familiarity with Rust or C , or a passion for More ❯
Job Title: FullStack (React/Java) Software Development Engineer II Job Location: Arlington, VA Onsite Requirements: React Java TS/SCI Full Scope Polygraph Clearance Job Description: The ideal candidate will have strong expertise in React, TypeScript, and Java, with a focus on developing and enhancing web applications. Key Responsibilities: Develop More ❯
St Giles High St, London WC2H 8AG Mode of working: Hybrid (3 Days in the Office) Duration: 6+ Months contract initially Job description: As a Web Solutions Engineer (WSE) you are responsible for building, designing, and deploying scalable, modern, web applications. You deliver full pieces of functionality on moderately complex projects with minimal assistance. You architect … web applications. Top Responsibilities: Write and review code in JavaScript or TypeScript, Golang/C#, and/or SQL, Angular Test, debug, maintain and/or update full-stack web applications. Write and review technical documents, including design, development, and revision documents. Collaborate with Product, UX, QA, and engineering teams, to deliver new features Mandatory Skills More ❯
FullStack Commerce Engineer (Generative AI/ML) – Manager Level LOCATION: London About the Team You will be joining our growing Commerce Engineering team, a dynamic group at the intersection of technology, client-facing strategy, and artificial intelligence. We operate as "Forward Deployed Engineers," bridging the gap between our clients' most ambitious goals and … Role Overview As a FullStack Commerce Engineer Manager , you will: Lead client-facing engagements and design AI-powered solutions. Build full-stack applications integrating Generative AI (OpenAI, Google Gemini, Nvidia). Architect data flows across enterprise platforms (DAM, PXM, CDP, CMS, CRMs). Work with cloud platforms (Azure/ More ❯
FullStack Commerce Engineer (Generative AI/ML) – Manager Level LOCATION: London About the Team You will be joining our growing Commerce Engineering team, a dynamic group at the intersection of technology, client-facing strategy, and artificial intelligence. We operate as "Forward Deployed Engineers," bridging the gap between our clients' most ambitious goals and … Role Overview As a FullStack Commerce Engineer Manager , you will: Lead client-facing engagements and design AI-powered solutions. Build full-stack applications integrating Generative AI (OpenAI, Google Gemini, Nvidia). Architect data flows across enterprise platforms (DAM, PXM, CDP, CMS, CRMs). Work with cloud platforms (Azure/ More ❯
developers via API. The company is backed by Index Ventures, Coatue Management, Dylan Field (Figma) and Eka Ventures. About the Role Sourceful is looking for a Senior Fullstack Engineer with a Frontend focus to help build a seamless, AI-enabled product that empowers millions to turn ideas into reality. You'll own end-to-end features with an More ❯
Senior FullStackEngineer – AI-Driven Web Platforms (TypeScript, React..) Location: London (Hybrid, 4 days per week) Are you passionate about building intelligent, user-centric web platforms and excited by how AI is reshaping the way software is designed, built, and delivered? We’re looking for a Senior FullStackEngineer to join a lean, high-impact engineering team driving the next generation of adaptive, AI-powered digital experiences. You’ll collaborate directly with key business stakeholders, translating their needs into technical requirements and delivering elegant, scalable solutions that make a real impact. What You’ll Do Work closely with design, product, and data teams to … engineering workflow. Champion best practices in accessibility, privacy, and performance while maintaining clean, modern, and secure codebases. What You’ll Bring Strong background in front-end and full-stack development using React, TypeScript/JavaScript, and modern cloud environments (AWS, GCP, or similar). Experience working with headless CMS platforms such as Storyblok, and strong understanding More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Inara
Senior FullStackEngineer – AI-Driven Web Platforms (TypeScript, React..) Location: London (Hybrid, 4 days per week) Are you passionate about building intelligent, user-centric web platforms and excited by how AI is reshaping the way software is designed, built, and delivered? We’re looking for a Senior FullStackEngineer to join a lean, high-impact engineering team driving the next generation of adaptive, AI-powered digital experiences. You’ll collaborate directly with key business stakeholders, translating their needs into technical requirements and delivering elegant, scalable solutions that make a real impact. What You’ll Do Work closely with design, product, and data teams to … engineering workflow. Champion best practices in accessibility, privacy, and performance while maintaining clean, modern, and secure codebases. What You’ll Bring Strong background in front-end and full-stack development using React, TypeScript/JavaScript, and modern cloud environments (AWS, GCP, or similar). Experience working with headless CMS platforms such as Storyblok, and strong understanding More ❯
performance frontends Collaborate with experts in autonomy and mission-critical software, solving meaningful, high-impact challenges What You’ll Do Design, develop, and deploy end-to-end full-stack solutions for real-time robotics systems Develop high-performance frontend interfaces for control, visualization, and analytics using TypeScript and React.js Support the building and integration of scalable More ❯
to get the job done right with minimal interferences for being productive. Linear GitHub Notion Sentry Slack New Relic The ideal profile is a Senior FullStackEngineer that enjoys building products 0 to 1, you will get to build AI tools that help with the biggest inefficiencies in mobility industry today. This is … you will get to do here at Papaya. 30 min informal intro chat with the CTO 60 min technical pairing exercise with a real world problem with an engineer (No home work) 45 min cultural fit with our CEO Be part of a defining and fast-growing early-stage start-up with a strong bank of clients, backed More ❯
a plethora of new features and integrations, which you will be part of. Libraries and frameworks: gRPC, Redux, React Native, React, Next.js About you: You are a full-stackengineer with at least 5 years' experience You are fast and love to deliver incredible code You can reduce complex problems to simple solutions You More ❯
Senior Fullstack Engineer (React/Python) Salary: Up to £80k Location: 1 day p/week in London Senior Fullstack Engineer (React/Python) - would you like the opportunity to work for a start-up who are helping organisations reduce their energy costs? They have raised over £2.5 million so far and are pushing for Series … A funding. As a Senior Fullstack Engineer, you will work with their product team to design, code and test their platform, while also working together with their customers and partners Key requirements: 4+ years’ experience working with JavaScript and React. Experience working with Python. Experience working with Django. AWS. Bonus if you have worked in start-ups before. … If you’re a Senior Fullstack Engineer (React, Python) looking for a new challenge, please apply. More ❯
Senior Fullstack Engineer (React/Python) Salary: Up to £80k Location: 1 day p/week in London Senior Fullstack Engineer (React/Python) - would you like the opportunity to work for a start-up who are helping organisations reduce their energy costs? They have raised over £2.5 million so far and are pushing for Series … A funding. As a Senior Fullstack Engineer, you will work with their product team to design, code and test their platform, while also working together with their customers and partners Key requirements: 4+ years’ experience working with JavaScript and React. Experience working with Python. Experience working with Django. AWS. Bonus if you have worked in start-ups before. … If you’re a Senior Fullstack Engineer (React, Python) looking for a new challenge, please apply. More ❯
Experienced FullStackEngineer | AI Robotics Start-Up | Fully Remote (UK) 🤖 Join a very exciting AI robotics start-up at the forefront of autonomous systems . We’re looking for a FullStackEngineer passionate about building intelligent robots, AI-driven automation, and cutting-edge software that interacts … systems ) Comfortable working across multiple problem spaces and technologies Curious, logical thinker who enjoys end-to-end ownership of projects What You’ll Do: Develop and maintain full-stack software for real-world robotics deployments Work on Python-based control logic and TypeScript server orchestration Collaborate with AI, robotics, and systems engineers to integrate intelligent automation … software that moves and learns in the real world. Apply now to join one of the UK’s most innovative AI robotics start-ups. 🤖 Experienced FullStackEngineer | AI Robotics Start-Up | Fully Remote (UK More ❯
Birmingham, England, United Kingdom Hybrid/Remote Options
Amberes
Senior FullStack AI Engineer Completely GREENFIELD project Budget: £85,000 - £110,000 basic + bonus + benefits Location: Birmingham (WFH split) Overview PE-backed by a world top-ranking business! Our client is scaling fast and building AI products that solve real customer problems. They are looking for a Senior FullStack AI Engineer to own AI features end-to-end, from prototype to production. You will design, build, and operate reliable AI systems that power their next-generation platform. The Position You will take ownership of AI-powered product features. You will move fast from concept to customer, working across the stackMore ❯
Belfast, Northern Ireland, United Kingdom Hybrid/Remote Options
Amberes
Senior FullStack AI Engineer Completely GREENFIELD project Budget: £85,000 - £110,000 basic + bonus + benefits Location: Belfast (WFH split) Overview PE-backed by a world top-ranking business! Our client is scaling fast and building AI products that solve real customer problems. They are looking for a Senior FullStack AI Engineer to own AI features end-to-end, from prototype to production. You will design, build, and operate reliable AI systems that power their next-generation platform. The Position You will take ownership of AI-powered product features. You will move fast from concept to customer, working across the stackMore ❯
FullStackEngineer - up to £45K - Based in Birmingham (2 days in office a week) *** We're currently working with a consulting client, who create bespoke software systems for clients across the UK and Europe. They're looking for a Mid-Level Engineer to join their team, you'll need to be More ❯
Angular | C# | .NET | Azure | FullStackEngineer | £700 INside IR35 | 6 month rolling | Hybrid | LDN Our Client is looking for a FullStackEngineer Angular, C#, .NETCore, Azure, Microservices for a 6 month rolling project, working at a leading Energy Trading Client. The Client is on a big … designing, developing, and delivering production software as well as contributing to the wider technical architecture. If you are interested to find out more about the FullStackEngineer Angular, C#, .NETCore, Azure, Microservices role. Please send your latest CV to prene@virtuetech.io More ❯
Back-End/FullStackEngineer This is a unique opportunity to join a mission-driven startup applying cutting-edge data engineering, satellite science, and backend development to help farmers grow more sustainably and profitably. You’ll work at the intersection of satellite imagery, backend systems, and machine-learning infrastructure, helping to build and More ❯
Back-End/FullStackEngineer This is a unique opportunity to join a mission-driven startup applying cutting-edge data engineering, satellite science, and backend development to help farmers grow more sustainably and profitably. You’ll work at the intersection of satellite imagery, backend systems, and machine-learning infrastructure, helping to build and 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 … ✅ 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 ❯
