Salary: £60,000 - 75,000 per year Requirements: We are looking for an experienced senior Full Stack software engineer. We need strong experience with .Net C# on the backend. We need experience with Node JS for the frontend. We are looking for someone with experience developing IT security applications. We value experience in cloud-based security applications, particularly for Microsoft architecture. Experience with integrating AI into secure cloud solutions would be highly advantageous. Current or previous MOD security clearance would be an advantage. We require the successful applicant to be prepared to undergo MOD security vetting. We are looking for someone who can work in an office-based role in the Crawley / Redhill area. We want someone who is curious, innovative, and able to grow with our organisation. Responsibilities: We are developing a cloud-based security application for Microsoft architecture. We are integrating AI functionality to create innovative security capability. We need the successful applicant to contribute to product development using .Net C# and Node JS. We expect the role holder to support MOD-related projects. We want the person in this role to help enhance our secure Microsoft cloud architecture. We are looking for a key team member who will grow with us and contribute to our future success. Technologies: AI Backend C# Cloud Frontend Support Security ASP.NET NodeJS Fullstack More: We are an organisation with a strong reputation for innovation in securing Microsoft cloud architecture. This is an opportunity to join us in a senior product development role focused on building a cloud-based security application that integrates AI to enhance secure Microsoft IT architecture. The role is office-based at our clients office in the Crawley / Redhill area due to MOD project requirements, and the successful applicant must be prepared to undergo MOD security vetting if needed. We are committed to building an inclusive and equitable workplace that values diversity, celebrates differences, and welcomes applications from people of all backgrounds and experiences. last updated 24 week of 2026