Full Stack Developer – AI & Cloud Innovation

Full Stack Developer – AI & Cloud Innovation About CGI

At CGI, you’ll help turn emerging ideas into real-world digital products that shape how organisations operate and innovate. As part of our IP & Innovation team, you’ll work on building end-to-end solutions that move from concept through to client deployment, combining cloud technologies, modern engineering practices, and AI-driven capabilities.

You’ll be part of a collaborative, forward-thinking environment where creativity, ownership, and continuous learning are encouraged.

CGI was recognised in the Sunday Times Best Places to Work 2025 and named a UK ‘Best Employer’ by the Financial Times.

We offer a competitive salary, strong pension, private healthcare, and a share scheme (3.5% + 3.5% matching), making you a CGI Partner rather than just an employee.

We are committed to inclusivity and diversity, and proudly support the Armed Forces Corporate Covenant with Gold Award recognition.

This is a hybrid role based in central London.

As a Full Stack Developer, you will design, build, and deliver scalable applications from concept through to deployment. You will work across frontend, backend, cloud, and AI layers, helping to rapidly prototype and evolve solutions into production-ready systems.

You will collaborate closely with stakeholders, contribute to innovation activities, and support the adoption of emerging technologies across CGI.

• Build end-to-end full-stack applications from concept to deployment
• Design and implement cloud-native solutions using Azure and modern APIs
• Develop AI-enabled features such as LLM integrations, RAG systems, and predictive models
• Rapidly prototype and iterate MVPs with stakeholders and clients
• Contribute to pre-sales activities including demos and technical prototypes
• Collaborate on the adoption of AI tools and modern engineering practices
• Ensure performance, scalability, and reliability of solutions
• Document solutions and support smooth handover for ongoing development

• Strong experience in full-stack development (frontend, backend, APIs, cloud)
• Proficiency with modern frontend frameworks (e.g. React or Angular)
• Experience with cloud platforms, ideally Microsoft Azure (AWS or multi-cloud also relevant)
• Understanding of cloud-native architectures and scalable system design
• Exposure to AI technologies (e.g. LLM APIs, RAG, computer vision, predictive models)
• Experience with CI/CD, Git Hub, Jira, and modern development workflows
• Ability to take solutions from idea through to MVP and production deployment
• Strong communication and stakeholder collaboration skills

At CGI, you’ll be part of a culture built on ownership, teamwork, respect, and belonging.

As a CGI Partner, you’ll help shape innovative solutions, work with global teams, and contribute to meaningful client outcomes. You’ll also benefit from strong career development support, access to cutting-edge technologies, and opportunities to grow your expertise in AI and cloud innovation.