Full Stack .NET Developer - London

Eligo Recruitment; Greater London; On-site; GBP 56,000 - 96,000; Full time

Job summary

Eligo Recruitment is actively seeking a senior Full Stack software engineer for a London-based role focusing on secure Microsoft cloud architecture. You will contribute to building a cloud security application, leveraging .NET C#, NodeJS for frontend, and AI-enabled features to advance capabilities.

Experience in IT security applications is required, and MOD security clearance, if held, is advantageous. This is a full-time, London-based position with a competitive salary range.

Qualifications

• Senior Full Stack software engineer with strong .NET C# backend and NodeJS frontend experience.
• Experience developing IT security applications.
• Interest in integrating AI within secure Microsoft cloud-based security is advantageous.

Responsibilities

• Develop a cloud-based security application for Microsoft architecture.
• Integrate AI functionality to enhance capabilities.
• Grow with the organisation and become a key member going forward.

Skills

Full stack

C#/.NET

NodeJS

AI in security

Cloud architecture

Security

Job description

Salary: £56,000 - 96,000 per year

Requirements:

• We are looking for an experienced senior Full Stack software engineer.
• We need strong capability as a .Net C# software engineer.
• We require experience in developing IT security applications.
• Experience using .Net C# on the backend and Node JS for the frontend is expected.
• An interest in the innovative use of AI within secure Microsoft cloud-based security would be an advantage.
• If you currently hold or have previously held MOD security clearance, that would be an advantage.
• You must be prepared to undergo MOD security vetting if successful in your application.

Responsibilities:

• We are working on the development of a cloud-based security application for Microsoft architecture.
• We are integrating AI functionality to provide innovative capability.
• We want someone who will grow with our organisation and become a key member going forward.

Technologies:

• AI
• Backend
• C#
• Cloud
• Frontend
• Security
• ASP.NET
• NodeJS
• Fullstack

More:

We are recruiting for a senior Full Stack software engineer to join us in a product development role focused on secure Microsoft cloud architecture. This is a London-based opportunity offering a salary of 60000 to 80000 per annum. We are an organisation with a reputation for innovation in securing Microsoft cloud architecture, and we are looking for someone curious about integrating AI into secure Microsoft IT cloud-based security. Eligo Recruitment is acting as an Employment Business in relation to this vacancy, and we are committed to diversity, equity and inclusion.

last updated 36 week of 2026