Find your next tech and IT Job or contract Full stack in England

At CGI, we design and deliver secure, scalable digital solutions that transform how organisations operate and serve their customers. As a Full Stack Software Engineer, you will take ownership of building high-quality applications across the entire technology stack, shaping architecture decisions and delivering measurable outcomes for clients across the UK. Working in collaborative, multidisciplinary teams, you will apply modern engineering practices, embrace innovation, and continuously improve how we deliver software. With the freedom to explore new technologies — including the Microsoft Power Platform — and the support of a strong engineering community, you will play a key role in driving meaningful digital change. CGI was recognised in the Sunday Times Best Places to Work List 2025 and has been named a UK ‘Best Employer’ by the Financial Times. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you a CGI Partner not just an employee. We are committed to inclusivity, building a genuinely diverse community of tech talent and inspiring everyone to pursue careers in our sector, including our Armed Forces, and are proud to hold a Gold Award in recognition of our support of the Armed Forces Corporate Covenant. Join us and you’ll be part of an open, friendly community of experts. We’ll train and support you in taking your career wherever you want it to go. This is a hybrid position based out of Newcastle

Job Title: Mid-Level Full Stack Developer Location: Remote Salary: £45,000 per annum Job Type: Full Time, Permanent About us: ORCHA is one of the UK's fastest growing digital health organisations. We operate the world's largest digital health assessment platform and library and have a suite of exciting products and services that are all geared towards getting more people using and benefiting from great health and care related apps. About the role: We're looking for an experienced Mid-Level Full Stack Developer to join our engineering team and play a significant role in the design, development, and delivery of our products. This role is ideal for someone at the upper end of mid-level, with strong commercial experience across both frontend and backend development who is ready to take real ownership of their work. You will deliver features end to end with minimal supervision, contribute to technical and design decisions, and help raise standards across the team. The role combines hands-on development with a growing influence on how we build software. A key part of this role is the effective use of modern development tools, including AI, to improve productivity and deliver work efficiently. Key duties: Take ownership of features end to end, across both frontend and backend Design and implement solutions to well-defined problems with minimal supervision Lead the delivery of medium-sized pieces of work from scoping through to release Diagnose and fix complex bugs and improve performance, reliability, and maintainability across the stack Contribute to technical design discussions and decisions Review code from other developers and provide constructive feedback Write clean, well-tested, maintainable code and help raise team standards Use AI tools to accelerate development, troubleshooting, and delivery Identify and drive improvements to internal processes and tooling Use of AI and tooling This role is expected to actively make use of AI as part of day-to-day development, including: Using AI tools to accelerate development and problem solving Writing, refining, and critically reviewing AI-assisted code Using AI to support debugging and to navigate unfamiliar areas of the system Improving efficiency on routine tasks and helping establish good AI practices within the team We are looking for someone who is confident adopting new tools, can evaluate AI output critically, and uses these tools responsibly as part of a professional workflow. About you: Skills and experience: Essential: 4-6 years' experience in software development, with substantial commercial full stack experience Strong experience building user interfaces using modern web technologies (e.g. HTML, CSS, JavaScript, React or similar) Strong experience with backend development, APIs, and server-side logic (e.g. .NET, Node.js or similar) A track record of delivering features independently, end to end Solid understanding of API design and integration Confident with version control and collaborative workflows (e.g. Git, pull requests, code review) Strong problem-solving skills, attention to detail, and sound technical judgement Confident, responsible use of AI tools as part of development work Desirable: Experience with cloud platforms and modern deployment approaches (e.g. Azure, AWS, CI/CD) Experience with automated testing and quality practices Awareness of performance, security, and accessibility considerations Extensive use of AI-assisted development tools (e.g. Claude, GitHub Copilot, ChatGPT) Personal qualities Self-directed, proactive, and takes ownership of outcomes Communicates clearly with both technical and non-technical colleagues Comfortable working independently and leading work within a team Open to feedback and committed to continuous improvement Pragmatic and solution-focused, balancing quality with delivery Why join us: Genuine ownership of features across a full stack environment Influence over technical decisions, tooling, and team practices Experience using AI tools at the forefront of professional development practice A clear path to progress into a senior role Please click on the APPLY button to send your CV and Cover Letter for this role. Candidates with experience of; Full Stack Developer, Software Engineer, React Developer, .NET Developer, Node.js Developer, API Development, Frontend Developer, Backend Developer, Web Application Developer, AI-Assisted Coding, GitHub Copilot, Cloud Infrastructure, Azure, AWS, CI/CD Pipeline also be considered for this role.

Full Stack Software Developer – City London We are recruiting a Full Stack Web Software Developer with at least 3 to 5 years experience of Full Stack development. You will be developing and building a visually rich analytics platform. This platform is designed to help guide large organisations through the entire process of business transformation with data driven methodology. The analytics platform being developed is highly unique and uses a mixture of artificial intelligence, analytics and highly graphically rich technologies such as D3.js. For this reason we are looking for a highly passionate, motivated and experienced full stack developer that has experience of working in a start up environment with experience of taking a SAAS product through a full build and ship cycle. Information Technology Skills Required: Angular 2, Javascript, AWS, GIT, Front end development, PHP, JSON Location is City London Must have a first degree. Salary will be dependent upon experience – in the range £35K - £50K. Please send your CV to us in Word format for this exciting new opportunity.

Full-Stack Javascript Developer – Central London Our Client is urgently looking to recruit a Full-Stack Java Developer with very strong Javascript development expertise. You must have at least 3 to 5 years experience as a Full-Stack Developer with Javascript fundamentals, design patterns, and OOP – Object Oriented Programming. So you must have at least 5 years front and back-end development expertise. For the Back-End part of the position you must have the following skills: Experience of Node JS or JAVA, PHP, Python – which are preferred along with strong problem solving and Data Structure. Must have excellent knowledge of HTML5 and CSS3 plus This is a 6 to 12 month assignment based in Central London. Please send your CV to us in Word format along with daily rate and availability.

Software Developer with Full Stack C# and SQL Server Our Client is an international company in the media industry. They are looking to recruit an additional Software Engineer/Developer with full stack software development experience. Must have at least 2 to 4 years of hands-on software development covering both front and backend development. We're looking for a software engineer who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design. Any experience of networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile would be very useful. The Client would like to see experience of the following skills: Languages: HTML5, CSS3, C#, Javascript ( is not main focus but knowledge is good) Frameworks: ASP.Net 4-6, MVC, Ajax, JQuery, HTML, Bootstrap and Knockout (required), Angular (optional) DB’s: Ms Sql Server 2012 Testing: Nunit Tools: Jira, Git and Git Hub, Bitbucket Practices: Agile, Scrum The role: Creating and updating the user interface enabling our customers to create beautiful , bespoke products on their global webstores Creating a project management tool enabling customers to come back to their personalization projects without starting the process from scratch. Creating a one click photobook experience; a thinking system which creates and presents photos and photobooks in the best layout order Continuous optimization and debugging when adjustments are made to our webstores Design and implementation of next-generation web applications using Java and C# that can handle web-scale volumes of traffic Summary Do you have at least 2 years full stack development experience with a focus on front end development? Have you worked in a fast paced ecommerce environment? Have you experience in supporting Web applications with high traffic? Are you a whizz with scripting languages JavaScript and C# ? Experienced in full automation and configuration management? Can you help developers own and deliver change from keyboard to customer? Can you diagnose and fix complex production issues working with others as necessary? Are you a Developer who wants to work in a cutting edge & dynamic operations team? Can you help continually improve systems to reduce impact from technical issues? The Company is based in West London. The salary range for this position is £30K - £40K depending on expertise. Please send your CV to us in Word format.

Full Stack Dot Net Software Developer Our Client is an established leader in the travel industry. They are looking to recruit a full stack Dot Net Software Developer to work on a major transformation programme for this award-winning Luxury Travel Company. Projects will include designing and implementing web based tools to automate operational tasks and improve accuracy of pricing and management information and web site enhancements. We are seeking an individual who is looking to take on the technical design and implementation of technical solutions for the business. The Client works with a number of third party suppliers and the candidate will also liaise and work closely with our vendors to help deliver solutions, as required. Depending on your expertise you will have the opportunity to take on the management of projects involving multiple stakeholders and vendors. You will be responsible for: Design and implementation of web based tools to automate a variety of business processes Implementation of enhancements to the company website (built on Umbraco) Interfacing with business systems and data warehouse to implement the required functionality Analysing and identifying ways to automate processes working alongside the business lead Designing and validating the technical suitability of proposed solutions including database design and software approaches proposed by vendors Taking on complex business change projects that involve multiple stakeholders and suppliers Potential for managing suppliers tightly to ensure delivery of our requirements within budget and on time Risk and issue management to ensure a pro-active approach is taken to managing these Skills and Experience: At least, 3-5 years commercial experience with specific retail Travel Industry domain knowledge Track record of delivering projects involving in-house resources and/or third party suppliers Ability to design and architect technical solutions to complex business problems Full Stack development experience (ASP.NET, C#, HTML, CSS, JavaScript, JQuery, ReactJS, AngularJS, MS SQL Server) CMS experience e.g. with Umbraco Continuous Delivery skills, tools and techniques (e.g. Git, Github, Jenkins, Docker, Vagrant, Chef, Puppet, Selenium, etc.) Familiar with Azure cloud services & setting up/managing resources/deploying apps Experience in implementing business process automation Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger PowerBI, PowerQuery, Dax & M Other API messaging formats e.g. JSON, XML, SOAP Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A positive and cooperative individual who will work effectively across departments and within a team Ability to understand and document business requirements This is an exciting new role at this organisation – salary range £50K - £65K. The company is based in London. Please send your CV to us in Word format along with your salary and availability.

Full Stack Dot Net Software Developer Our Client is an established leader in the travel industry. They are looking to recruit a full stack Dot Net Software Developer to work on a major transformation programme for this award-winning Luxury Travel Company. Projects will include designing and implementing web based tools to automate operational tasks and improve accuracy of pricing and management information and web site enhancements. We are seeking an individual who is looking to take on the technical design and implementation of technical solutions for the business. The Client works with a number of third party suppliers and the candidate will also liaise and work closely with our vendors to help deliver solutions, as required. Depending on your expertise you will have the opportunity to take on the management of projects involving multiple stakeholders and vendors. You will be responsible for: Design and implementation of web based tools to automate a variety of business processes Implementation of enhancements to the company website (built on Umbraco) Interfacing with business systems and data warehouse to implement the required functionality Analysing and identifying ways to automate processes working alongside the business lead Designing and validating the technical suitability of proposed solutions including database design and software approaches proposed by vendors Taking on complex business change projects that involve multiple stakeholders and suppliers Potential for managing suppliers tightly to ensure delivery of our requirements within budget and on time Risk and issue management to ensure a pro-active approach is taken to managing these Skills and Experience: At least, 3-5 years commercial experience with specific retail Travel Industry domain knowledge Track record of delivering projects involving in-house resources and/or third party suppliers Ability to design and architect technical solutions to complex business problems Full Stack development experience (ASP.NET, C#, HTML, CSS, JavaScript, JQuery, ReactJS, AngularJS, MS SQL Server) CMS experience e.g. with Umbraco Continuous Delivery skills, tools and techniques (e.g. Git, Github, Jenkins, Docker, Vagrant, Chef, Puppet, Selenium, etc.) Familiar with Azure cloud services & setting up/managing resources/deploying apps Experience in implementing business process automation Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger PowerBI, PowerQuery, Dax & M Other API messaging formats e.g. JSON, XML, SOAP Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A positive and cooperative individual who will work effectively across departments and within a team Ability to understand and document business requirements This is an exciting new role at this organisation – salary range £55K - £60K. The company is based in London. Please send your CV to us in Word format along with your salary and availability.

Lead Technology Full Stack Engineer - 100% Remote - OUTSIDE IR35 You will lead a team of engineers, working across both front-end and back-end technologies while collaborating with architecture, cloud, product, and data science teams. The position is ideal for a hands-on technical leader who enjoys building scalable products and mentoring high-performing engineering teams. Lead Technology Full Stack Engineer Responsibilities Own end-to-end technical design and delivery across React, TypeScript, Vite, and Golang platforms. Define API standards, service architecture, and application design patterns. Lead engineering design reviews, code reviews, and technical decision making. Establish development standards, testing frameworks, and quality controls. Design and maintain CI/CD pipelines, containerisation, and cloud deployment processes. Collaborate with architects and data science teams to integrate AI and machine learning capabilities. Work closely with product and UX teams to deliver intuitive customer experiences. Provide technical governance, engineering assurance, and risk management across delivery programmes. Lead Technology Full Stack Engineer Skills and Experience Minimum 5 years' full stack engineering experience. Strong expertise in TypeScript, React, and modern front-end development. Strong Golang development experience including microservices and API development. Experience designing cloud-native SaaS platforms within AWS, Azure, or GCP environments. Must have knowledge of Open Banking, PSD2, payment processing, or financial services integrations. Proven experience leading engineering teams and mentoring developers. Strong understanding of Agile software delivery practices. Experience with gRPC, GraphQL, AI integration, event-driven architectures, or real-time processing desirable. To apply, please send your CV by pressing the apply button. Due to high volume of applications, only shortlisted CVs will be contacted.