Principle and Senior Backend Software Engineer (.NET)

Location: North London/Hertfordshire
Type: Permanent | Strong Salary + Bonus + Equity
Right to Work: UK work eligibility required (no sponsorship)

What We’re Looking For

We’re searching for a highly skilled Principle and Senior Backend Engineer with fast, accurate coding skills and a passion for building scalable, reliable systems.

You will play a critical role in designing and developing backend services that power IoT products used across high-integrity industries including Fire, Security, Telecare, Retail, Water, and National Infrastructure.

The Role

You will:

• Build and maintain backend systems using .NET / C#


• Design clean, scalable, maintainable architectures


• Contribute to high automated test coverage across all services


• Translate business requirements in...