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12 full stack engineer jobs found

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full stack engineer Greater London
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Outside Spy
Mar 20, 2026
Duration not stated
Full Stack Engineer at Omnis Partners, London Area, £Contract Rate
Outside Spy London Area, United Kingdom
🚀 Fullstack Engineer (React / TypeScript / Python) 🚀 📍 London / Hybrid 💰Outside IR35 - rate depending on exp 📅 April start to September We’re supporting on a design and build of a specialist Management Information System (MIS) in the Education space and are looking for a Full Stack Engineer with strong experience delivering production-grade applications across both frontend and backend. 🔑 The Role • Building a complexed app to handle data entry and visualisation • React (TypeScript) • Design & build scalable APIs using Python (FastAPI) • Owning end-to-end features across FE & BE • Contribute to architecture, code quality & best practices 🎯 What We’re Looking For 👉 Strong React + TypeScript experience 👉 Solid backend skills with Python (ideally FastAPI) 👉 Proven experience building fullstack products end-to-end 👉 Background working on complexed and data heavy products 👉 Exposure to data pipelines / ETL ➕ Nice to have...
Outside Spy
Mar 20, 2026
Duration not stated
Full Stack Engineer (Outside IR35) at Ernest Gordon Recruitment, City of London, £Contract Rate
Outside Spy City of London, London, UK
Full Stack Engineer (Outside IR35) £450 - £475 per day Fully Remote + Outside IR35 + Remote + Company Training + 3 month initial 1x Extension Expected Are you a Full Stack Engineer that wants to work fully remote for a UK based tech giant that is building a state of the art inhouse CRM system? Do you want to work in a small tightknit team with other senior engineers and developers that are finalising a long term project with the potential to have at least 1 if not 2 extensions? This company have a newly formed UK operations but are backed by a global leader in the digital marketing space. The ideal candidate will be a Full Stack Engineer with experience with JavaScript, TypeScript, MongoDB, React and Node.js and are happy to work fully remote. THE ROLE: Design, deploy and maintain clean code Build scalable backend services in Node.js and TypeScript Design and maintain relational and document databases in PostgreSQL and MongoDB Troubleshoot all systems to ensure...
Outside Spy
Mar 20, 2026
Duration not stated
Full Stack Engineer (Outside IR35) at Ernest Gordon Recruitment Limited, London, £Contract Rate
Outside Spy London, UK
Full Stack Engineer (Outside IR35) £450 - £475 per day Fully Remote + Outside IR35 + Remote + Company Training + 3 month initial 1x Extension Expected Are you a Full Stack Engineer that wants to work fully remote for a UK based tech giant that is building a state of the art inhouse CRM system? Do you want to work in a small tightknit team with other senior engineers and developers that are finalising a long term project with the potential to have at least 1 if not 2 extensions? This company have a newly formed UK operations but are backed by a global leader in the digital marketing space. The ideal candidate will be a Full Stack Engineer with experience with JavaScript, TypeScript, MongoDB, React and Node.js and are happy to work fully remote. THE ROLE: Design, deploy and maintain clean code Build scalable backend services in Node.js and TypeScript Design and maintain relational and document databases in PostgreSQL and MongoDB...
Outside Spy
Mar 17, 2026
Duration not stated
Full Stack Engineer at Circle Recruitment, London, £Contract Rate
Outside Spy London, UK
Role: Full-Stack Engineer Salary/Rate: £250-300 per day outside IR35 Location: Mainly remote - occasional London visits Contract Duration: 12-months We are currently looking for a Full-Stack Engineer for our client, an independent research technology start-up. This Full-Stack Engineer role is mainly remote, with occasional visits to the London office, as required by the business. Candidates must be based in the UK and already have the right to work. There is no further flexibility with the on-site requirement. The contract for the Full-Stack Engineer position is for 12-months, with potential to extend, operating outside IR35. Essential skills/experience required: Proven previous experience as a full-stack engineer Python (Flask) React background Comfortable working in AWS-hosted environments (with EKS) Proficiency in Git-based development workflows Experience working independently and communicating...
Outside Spy
Mar 17, 2026
6 Months or more
Senior Full Stack Engineer (back-end) | Outside IR35 | Hybrid at Gravitas Recruitment Group Ltd, London, 6 Months, £450-£550 per day
£450 - £550 per day
Outside Spy London, UK
Senior Fullstack Engineer £450-550 per day 6 months Outside IR35 Hybrid - 2 days per week on site (London) We're supporting a high-growth, AI-driven product business building a scalable platform from the ground up. They operate as a small, high-calibre team with high standards, low bureaucracy, and real ownership. They're looking for a Senior Fullstack Engineer (Back End leaning) to take responsibility for core Back End systems and help shape product direction in fast-moving environment. This is a role for someone who is comfortable building without perfect specs and takes initiative naturally. Requirements Strong Node.js and GraphQL (NestJS) experience PostgreSQL, Prisma, and solid data structures/OOP fundamentals Experience building high-concurrency, event-driven systems GCP experience (Terraform desirable) Experience working with AI/LLMs in production environments Strong focus on system reliability (monitoring, alerting, logging, testing,...
Outside Spy
Mar 26, 2026
Duration not stated
Senior Full Stack Software Engineer at Addition, London, £Contract Rate
Outside Spy London, UK
This is a chance to join a newly formed product engineering squad focused on shaping smarter pricing experiences for a global digital platform. You'll play a key role in building features that directly impact how users discover value. Role Overview: Location: London / Hybrid Package: £400 - £450 per day (Outside IR35) Industry: Technology What You'll Be Doing: Building and enhancing customer-facing features using modern JavaScript frameworks Developing components that surface dynamic pricing, discounts, and price changes Collaborating with product and design teams to shape new functionality as the roadmap evolves Contributing to a newly formed squad with a focus on experimentation and innovation Working in an AI-enabled development environment, integrating tools into daily workflows Ensuring performance, accessibility, and compliance standards are met across the platform Main Skills Needed:...
Outside Spy
Mar 26, 2026
Duration not stated
Lead Full Stack Software Engineer at Addition, London, £Contract Rate
Outside Spy London, UK
This is a chance to join a newly formed product engineering squad focused on shaping smarter pricing experiences for a global digital platform. You'll play a key role in building features that directly impact how users discover value. Role Overview: Location: London / Hybrid Package: £450 - £500 per day (Outside IR35) Industry: Technology What You'll Be Doing: Building and enhancing customer-facing features using modern JavaScript frameworks Developing components that surface dynamic pricing, discounts, and price changes Collaborating with product and design teams to shape new functionality as the roadmap evolves Contributing to a newly formed squad with a focus on experimentation and innovation Working in an AI-enabled development environment, integrating tools into daily workflows Ensuring performance, accessibility, and compliance standards are met across the platform Main Skills Needed:...
Outside Spy
Mar 23, 2026
Duration not stated
.NET Developer, CMS, Sitecore, Optimizely at Noir, London, £400 per day
£400 per day
Outside Spy London, UK
.NET Developer, CMS, Sitecore, Optimizely, Umbraco - Remote (Tech stack: .NET Developer, CMS, Sitecore, Optimizely, Umbraco, .NET 10.0, C# 14, Angular 21, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a leading digital agency powerhouse, delivering transformative online experiences for some of the most recognised brands across Europe. Renowned for blending creativity with cutting-edge technology, they have built an unrivalled reputation for crafting innovative, scalable .NET-driven digital platforms that engage millions of users daily. As part of their continued growth and a surge in exciting Greenfield digital transformation projects, they are looking to recruit a talented .NET Developer to join their award-winning development team. This is an opportunity to work in a fast-paced agency environment where no two projects are the same-ranging from enterprise CMS-driven websites to complex, high-traffic digital ecosystems. Working in...
Outside Spy
Mar 23, 2026
Duration not stated
.NET Developer, CMS, Sitecore, Optimizely at Noir, London, £Contract Rate
Outside Spy London, UK
.NET Developer, CMS, Sitecore, Optimizely, Umbraco - Remote (Tech stack: .NET Developer, CMS, Sitecore, Optimizely, Umbraco, .NET 10.0, C# 14, Angular 21, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a leading digital agency powerhouse, delivering transformative online experiences for some of the most recognised brands across Europe. Renowned for blending creativity with cutting-edge technology, they have built an unrivalled reputation for crafting innovative, scalable .NET-driven digital platforms that engage millions of users daily. As part of their continued growth and a surge in exciting Greenfield digital transformation projects, they are looking to recruit a talented .NET Developer to join their award-winning development team. This is an opportunity to work in a fast-paced agency environment where no two projects are the same-ranging from enterprise CMS-driven websites to complex, high-traffic digital ecosystems. Working in...
Outside Spy
Mar 16, 2026
Duration not stated
Lead Data Platform Engineer at La Fosse, London, £650-£750 per day
£650 - £750 per day
Outside Spy Hybrid (London, UK)
Join a cutting-edge financial services organisation building the future of banking data infrastructure from the ground up. Salary:  £650 - 750 per day Lead Data Platform Engineer - Urgent Contract Role - (Snowflake + Core Banking) Outside IR35 | £650-750/day | 2-3 days on-site in London | Initial 3 months | ASAP start We're supporting a financial services organisation standing up an entirely new banking data function, building a modern core banking platform using Snowflake. This is a hands on technical leadership role responsible for architecting, designing, and building the full end to end data platform: ingestion, medallion layers, data warehouse stores, and downstream reporting. You'll be working across high volume financial data, streaming pipelines, and a modern cloud native stack. You'll own the delivery of scalable data foundations, medallion structured financial models, and operational reporting capabilities consumed across the...
Outside Spy
Mar 16, 2026
Duration not stated
Lead Data Platform Engineer at La Fosse Associates Limited, Greater London, £650-£750 per day
£650 - £750 per day
Outside Spy Greater London, England, UK
Lead Data Platform Engineer - Urgent Contract Role - (Snowflake + Core Banking) Outside IR35 | £650-750/day | 2-3 days on-site in London | Initial 3 months | ASAP start We're supporting a financial services organisation standing up an entirely new banking data function, building a modern core banking platform using Snowflake. This is a hands on technical leadership role responsible for architecting, designing, and building the full end to end data platform: ingestion, medallion layers, data warehouse stores, and downstream reporting. You'll be working across high volume financial data, streaming pipelines, and a modern cloud native stack. You'll own the delivery of scalable data foundations, medallion structured financial models, and operational reporting capabilities consumed across the business. You must be able to operate autonomously and bring deep experience in Snowflake and modern banking data architectures. You also must be available within the next 2 weeks and...
Outside Spy
Mar 25, 2026
Duration not stated
Data Engineer (Databricks/AWS) at Morson Edge, London Area, £450-£475 per day
£450 - £475 per day
Outside Spy London Area, United Kingdom
Data Engineer (Databricks/AWS) | £450 - £475 day rate (Outside IR35) Are you a hands-on Data Engineer who loves moving legacy tech into the modern era? We are looking for a specialist to help a key client migrate away from legacy SQL stacks and stored procedures into a high-performance Databricks-based platform on AWS. This is a pure delivery role focused on building robust Python/SQL pipelines to handle real-time energy data, performing complex transformations and ensuring seamless delivery into Power BI. The Details: 💰 Rate: £450 - £475 per day (Multiple positions/levels available) ⏳ Duration: 6 Months 🛠️ Status: Outside IR35 🌍 Location: Fully Remote (UK Based) What you’ll be doing: Migrating legacy SQL-heavy processes into modern Databricks workflows. Building scalable data pipelines using Python, SQL, and Spark. Handling real-time/operational energy data and complex calculations. Preparing datasets and reporting outputs for Power BI...
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