12 lead full stack developer jobs found

Senior Full Stack Developer (React / C# .NET) Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: To £500 per day - Outside IR35 Senior Full Stack Developers. Strong React/front-end capability. Strong C#/.NET back-end capability. Ability to operate across the full stack where required. Overview We are seeking experienced, client facing Senior/Lead Full Stack Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with Core C# (recent) experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and...

Senior Full Stack Developer (React / C# .NET) Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: To £500 per day - Outside IR35 Senior Full Stack Developers. Strong React/front-end capability. Strong C#/.NET back-end capability. Ability to operate across the full stack where required. Overview We are seeking experienced, client facing Senior/Lead Full Stack Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with Core C# (recent) experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration,...

Senior Full Stack Developer (React / C# .NET) Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: To £500 per day - Outside IR35 Senior Full Stack Developers. Strong React/front-end capability. Strong C#/.NET back-end capability. Ability to operate across the full stack where required. Overview We are seeking experienced, client facing Senior/Lead Full Stack Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with Core C# (recent) experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while...

Senior Full Stack Developer (React/C# .NET) Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: To £500 per day - Outside IR35 Senior Full Stack Developers. Strong React/front-end capability. Strong C#/.NET Back End capability. Ability to operate across the full stack where required. Overview We are seeking experienced, client facing Senior/Lead Full Stack Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with Core C# (recent) experience. This is a full stack role with a Front End bias. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both Front End and Back End technologies while contributing to data migration, integration, and...

React Technical Lead/Senior Developer Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: £500 per day - Outside IR35 Overview We are seeking experienced, client facing Senior/Lead React Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with recent .Net C# experience also. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design activities. The successful candidates will be strong engineers with deep expertise in React and C#/.NET , capable of operating across the full technology stack and collaborating closely with Product...

React Technical Lead/Senior Developer Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: £500 per day - Outside IR35 Overview We are seeking experienced, client facing Senior/Lead React Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with recent .Net C# experience also. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design activities. The successful candidates will be strong engineers with deep expertise in React and C#/.NET, capable of operating across the full technology stack and collaborating closely with Product...

React Technical Lead/Senior Developer Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: £500 per day - Outside IR35 Overview We are seeking experienced, client facing Senior/Lead React Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with recent .Net C# experience also. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both front-end and back-end technologies while contributing to data migration, integration, and technical design activities. The successful candidates will be strong engineers with deep expertise in React and C#/.NET , capable of operating across the full technology stack and...

React Technical Lead/Senior Developer Contract: Initial 3-Month Engagement (Long-Term Programme) Location: Birmingham - flexible remote working options available - Candidates UK wide can be considered Rate: £500 per day - Outside IR35 Overview We are seeking experienced, client facing Senior/Lead React Developers to join a major business transformation programme focused on modernising platforms, data capabilities, and core business processes. You will need very strong React skills with recent .NET C# experience also. This is an opportunity to play a key role in the design, development, and delivery of enterprise-scale solutions, working across both Front End and Back End technologies while contributing to data migration, integration, and technical design activities. The successful candidates will be strong engineers with deep expertise in React and C#/.NET , capable of operating across the full technology stack and collaborating closely with Product...

Senior Full Stack Developer - Outside IR35 - Contract - SC Essential We are looking for a senior full-stack developer to join our team, working collaboratively in a fast-paced environment with some ambiguity. This is a senior dev role with a focus on supporting more junior members of the team and sharing that with the existing tech lead. The product is a note-taking and summarisation tool for use in local government, for which the remaining technical work mainly comprises infrastructure, evaluations, technical improvements, and UCD-driven product features. Must have: Experience mentoring junior developers Previously given responsibility for a chunk of delivery Comfortable working in JavaScript and TypeScript + Node Full-stack developer Nice to have: previous experience with AWS, Terraform, any UK government projects Slightly nice to have but lower priority: LLM/AI experience and Next.JS £600 per day outside IR35 Start date: 02/11/2026 End date:...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract   We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction.   They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python.   This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions.   It’s well suited to an experienced...

Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...

Machine Learning Developer Contract outside IR35 Remote (UK) Circa £500 per a day outside IR35 A world-renowned brand is looking for a hands-on Machine Learning Developer to join its ML team on a contract basis. You'll build models for valuation, client lifetime value, recommendations and personalisation, and image understanding. You'll own each model from end to end: exploring the data, building and validating the model, and turning it into a production service that developer teams across the business rely on. The stack is Databricks and Azure. The team cares a lot about reproducibility, so clean experiment tracking and versioning are part of the job, not an afterthought. This is a hands-on modelling role, not a team lead position. We're open on seniority. Practical experience in the areas below matters more than years in the industry. What you'll bring Strong Python and the standard modelling and analysis stack Hands-on experience with classical...