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23 full stack engineer jobs found

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full stack engineer
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Outside Spy
Mar 20, 2026
Duration not stated
Full Stack Engineer (Outside IR35) at Ernest Gordon Recruitment Limited, Remote, £450-£475 per day
£450 - £475 per day
Outside Spy Remote
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...
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 at Talent, United Kingdom, £500 per day
£500 per day
Outside Spy United Kingdom
Full Stack Engineer (Cloud Migration) 3 Month contract Fully remote £500 per day - Outside IR35 We are working with an organisation who require a Full Stack Engineer leads the end-to-end migration of two existing applications from a legacy technology stack into Azure Kubernetes Service. Core Responsibilities In this role, the engineer serves as a technical lead, ensuring that legacy systems are successfully transitioned into a modern cloud environment. Key duties include: Deconstructing existing application behaviors and dependencies to map out a clear migration strategy. Contributing to code updates and leading containerization or platform refactoring efforts to support Azure integration. Rebuilding and launching applications within the client’s Azure environment in alignment with agreed-upon architectural standards. Configuring and maintaining both non-production and production tiers to ensure stability and consistency. Technical Requirements...
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 Group, Multiple Locations, £Contract Rate
Outside Spy United Kingdom
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 effectively in distributed teams Desirable :...
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 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 23, 2026
Duration not stated
Senior Software Engineer - Python / Docker at Matchtech, Bristol, City of Bristol, £61 to £61.90 per Hour
£61 - £62 per day
Outside Spy Bristol, City of Bristol
Location: Bristol or Southampton (20% onsite) Duration: 6 month contract Rate: £61.90ph LTD (Outside IR35) Role details: Our client, a prominent player in the Defence & Security sector, is seeking a Senior Software Engineer with expertise in Python, Docker, and Cyber Security for a 6-month contract based in Bristol or Southampton. The role involves a hybrid working model with approximately 20% onsite presence. Key Responsibilities: Take ownership of specific software work packages, including low-level planning, delivery, and reporting, with the ability to work independently and autonomously. Possess a strong understanding of microservice software architecture. Design, implement, document, and test software modules and components. Peer review code, application design, and test results to ensure compliance with standards and governance. Troubleshoot complex issues and provide technical guidance to engineers. Mentor and support junior developers, sharing...
Outside Spy
Mar 23, 2026
Duration not stated
Senior Software Engineer - SC Cleared at CBSbutler Holdings Limited trading as CBSbutler, Bristol (County), £420 to £450 per Day
£420 - £450 per day
Outside Spy Bristol, UK
Senior Software Engineer Rate: £450 a day IR 35 Determination: Outside IR35 Location: Bristol Working Pattern: 20% onsite Clearance: SC Clearance required Stack overview: Python (including pytest), git, Docker and AWS with prior experience building full stack Flask You will join a global defence technology consultancy and take ownership of specific software work packages, including low level planning, delivery, and reporting, with ability to work independently and autonomously. You will have strong understanding of microservice software architecture, and design, implement, document and test software modules and components. What you'll bring Strong technical ability with proven experience delivering software components and modules. Ability to work confidently, strategically and autonomously Ability to balance hands-on coding with document writing and planning session participation Your skills and experience: Proficiency in Python (including...
Outside Spy
Mar 23, 2026
Duration not stated
Senior Software Engineer at ARM, Bristol, City of Bristol, £55 to £60 per Hour
£55 - £60 per day
Outside Spy Bristol, City of Bristol
Senior Software Engineer 6 month contract Based in Bristol Offering £60ph Outside IR35 Do you have experience in version control and configuration management (Git, AWS)? Do you have experience in Python(pytest)? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Senior Software Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. Do you the nature of the work you will be involved in, you will be required to go through MOD SC clearance. You will be involved in: Take ownership of specific software work packages, including low-level planning, delivery, and reporting Design, implement, document, and test software modules and components Peer review...
Outside Spy
Mar 23, 2026
6 Months or more
Senior Software Engineer - SC Cleared at CBS Butler, Bristol, 6 Months, £420-£450 per day
£420 - £450 per day
Outside Spy Bristol, UK
Senior Software Engineer Rate: £450 a day IR 35 Determination: Outside IR35 Location: Bristol Working Pattern: 20% onsite Clearance: SC Clearance required Stack overview: Python (including pytest), git, Docker and AWS with prior experience building full stack Flask You will join a global defence technology consultancy and take ownership of specific software work packages, including low level planning, delivery, and reporting, with ability to work independently and autonomously. You will have strong understanding of microservice software architecture, and design, implement, document and test software modules and components. What you'll bring Strong technical ability with proven experience delivering software components and modules. Ability to work confidently, strategically and autonomously Ability to balance hands-on coding with document writing and planning session participation Your skills and experience: Proficiency in Python (including pytest),...
Outside Spy
Mar 23, 2026
6 Months or more
Senior Software Engineer - SC Cleared at CBS Butler, Southampton, 6 Months, £420-£450 per day
£420 - £450 per day
Outside Spy Southampton, Hampshire, UK
Senior Software Engineer Rate: £450 a day IR 35 Determination: Outside IR35 Location: Southampton Working Pattern: 20% onsite Clearance: SC Clearance required Stack overview: Python (including pytest), git, Docker and AWS with prior experience building full stack Flask You will join a global defence technology consultancy and take ownership of specific software work packages, including low level planning, delivery, and reporting, with ability to work independently and autonomously. You will have strong understanding of microservice software architecture, and design, implement, document and test software modules and components. What you'll bring Strong technical ability with proven experience delivering software components and modules. Ability to work confidently, strategically and autonomously Ability to balance hands-on coding with document writing and planning session participation Your skills and experience: Proficiency in Python (including...
Outside Spy
Mar 23, 2026
6 Months or more
Senior Software Engineer at Advanced Resource Managers, Bristol, £55 - £60 per hour
£400 - £480 per day
Outside Spy Bristol, UK
Senior Software Engineer 6 month contract Based in Bristol Offering £60ph Outside IR35   Do you have experience in version control and configuration management (Git, AWS)? Do you have experience in Python(pytest)? Do you want to work with an industry-leading company?   If your answer to these is yes, then this could be the role for you!   As the Senior Software Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. Do you the nature of the work you will be involved in, you will be required to go through MOD SC clearance.   You will be involved in: Take ownership of specific software work packages, including low-level planning, delivery, and reporting Design, implement,...
Outside Spy
Mar 20, 2026
Duration not stated
Rust Engineer at Morson Edge, United Kingdom, £450 per day
£450 per day
Outside Spy United Kingdom
Rust Engineer – Remote – £450/day Contract Outside IR35 Are you a Rust-loving engineer who thrives on complex problems and experimentation? My client is building a next-generation platform and need a senior engineer to prototype, explore, and validate architectural ideas across backend services, APIs, and web applications. What you’ll do: Build proof-of-concepts in Rust, with Go or TypeScript where it makes sense Experiment with backend architectures, data integrity, and secure delivery Influence key technical decisions that shape the long-term platform What we’re looking for: Strong Rust experience Senior engineer with a backend and system-level mindset Comfortable tackling ambiguous, complex challenges Full-stack capable, with a bias for robust and maintainable backend systems Apply now if interested!
Outside Spy
Mar 19, 2026
Duration not stated
Principal Engineer (.NET/AWS) at djr, Manchester, £650 per day
£650 per day
Outside Spy Manchester, UK
Principal Engineer (.NET/AWS) - 12 Month Contract Up to £650/day Outside IR35 Manchester (2 days onsite)/Hybrid We're working with a large UK technology platform undergoing a significant transformation, rebuilding its core systems into a modern, cloud-native architecture. This is a principal-level role at the centre of a full platform re-architecture, offering real ownership and influence across a high-profile programme. The Project Migrating Legacy systems into AWS-based microservices Delivering a next-generation digital platform supporting Real Time operations Using a strangler pattern approach to modernise without disruption Building event-driven systems and Real Time data capabilities The Role You'll operate as a hands-on Principal Engineer , combining technical leadership with delivery: Take ownership of architecture and engineering direction across key services Design and build scalable, cloud-native .NET solutions in...
Outside Spy
Mar 17, 2026
Duration not stated
Contract Software Engineer at Morson Edge, United Kingdom, £600 per day
£600 per day
Outside Spy United Kingdom
Contract Software Engineer - Up to £600 p/d - Fully Remote - Outside IR35 We are seeking a skilled Contract Software Engineer with strong expertise in full stack development to investigate, diagnose, and resolve defects across multiple layers of a complex application platform. The role involves working from the C++ bytecode interpreter and object model through to the .NET application layer, web services, and browser-based user interfaces. You will be responsible for maintaining and enhancing software components including XML class definitions, XSLT transforms, SQL stored procedures, C# web services, and JavaScript/jQuery front-end code. The ideal candidate will have strong C++ development experience, preferably on Windows platforms, alongside solid experience with C# and the .NET Framework (targeting .NET Framework 4.8 and emerging .NET 10). Proficiency in SQL is essential, as the role requires working with database stored procedures and data integration. This...
Outside Spy
Mar 17, 2026
Duration not stated
Data Engineer at Forward Role, Manchester, £Contract Rate
Outside Spy Manchester, UK
We're looking for an experienced Data Engineer to support a large-scale data migration and modernisation programme. You'll work hands-on to migrate, transform, and load data from legacy systems into a modern Azure-based data platform, building robust pipelines and transformations along the way. Responsibilities Build and maintain data pipelines with Azure Data Factory (ADF). Develop transformations and models using dbt. Process and structure data with Azure Databricks. Extract, transform, and reconcile data from SQL Server and legacy systems. Support data mapping, cleansing, validation, and troubleshooting. Document pipelines and transformation processes. Skills & Experience Strong Data Engineering experience, ideally in migration or transformation programmes. Hands-on with Azure Databricks, ADF, and dbt. Advanced SQL skills (SQL Server). Experienced in building reliable, scalable data pipelines. Able to work independently...
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