Full Stack Developer

Salary: Up to £58,000

Contract Type: Permanent

Security Level: SC

Location: Gatwick – Hybrid

Visa Restrictions: This position does not offer visa sponsorship

Closing Date: Friday 18th September 2026

Screening Calls: From w/c 21st September 2026

Interview Date: w/c Monday 5th October 2026

We are the UK's aviation and aerospace regulator and recognised as a world leader in its field. Our activities are diverse, enabling the aviation industry to meet the highest safety standards, and we pride ourselves on our ability to adapt to the constantly evolving aviation environment.

We are looking for an experienced Full-Stack Developer to join one of our product engineering teams.

As a Full Stack Developer, you will help design, build, test and support the digital services that enable the CAA to deliver its regulatory responsibilities. Working within a multidisciplinary product team, you will contribute across the full technology stack, developing accessible user experiences using React and Next.js, or be willing to cross train from React to Next.js, alongside developing APIs and backend services built with C# and .NET

and hosted in Microsoft Azure.

This is a hands-on engineering role where you will be expected to deliver high quality, maintainable software, contribute to technical decision-making, and support services throughout their lifecycle, from initial design through to operation and continuous improvement.

• Design, build andmaintainsoftware across the full application stack, including front-end components, backend services, APIs,integrations,and data access.

• Develop secure, accessible, and responsive UIs using Type Script, React and Next.js, following agreed CAA design and accessibility standards.

• Build secure and maintainable APIs and backend services using C# and .NET Core.

• Deploy and support applications in Microsoft Azure, working with cloud services, databases, sourcecontrol,and CI/CD pipelines.

• Produce clean readable,testable,and maintainable code, take part in peerreviews,and contribute to high-quality engineering standards for the team.

• Write andmaintainautomated unit,integration,and end to end tests, and use monitoring and logging to understand the health of live services.

• Take an active role in planning, backlog refinement, stand-ups, reviews and retrospectives, raising delivery risks and technical concerns early.

• Use automation with modern AI developer tools (e.g., Git Hub Copilot, AI debugging assistants) to streamline your coding, testing, and documentation tasks.

• Work with Product Managers, Business Analysts, user-centred design, testers, architects and operational teams to understand needs, refine userstories,and agree practical solutions.

• Share knowledge, contribute to technicaldiscussions,and support colleagues in resolving delivery and live-service issues.

• 3+ years professional experience of full stack software development and delivering web applications into a production environment.

• Solid practical experience of JavaScript or Type Script, React and Next.js, including modern approaches to web application development.

• Good practical experience of C# and .NET, including object-oriented design, web API development and working with relational databases and data access frameworks such as Entity Framework Core.

• Experience of developing or supporting services in Microsoft Azure, for example using App Service, Functions, AzureSQL,or similar platform services.

• A sound understanding of Git, CI/CD, automated testing, application security,accessibility,and modern software delivery practices.

• A pragmatic approach to problem-solving, with the ability to take ownership of work, ask for support when needed and see changes through into live service.

• Able to communicate clearly and work constructively with technical and non-technical colleagues.

• Experience supporting or modernising live services, including diagnosing and resolving production issues.

• Experience working in a regulated,public-sector,or similarly controlled environment.

• Experience with Azure monitoring, messaging,…