Principal C#.Net Developer

Principal Backend Developer (C# / .NET)

The Opportunity

This is a career-defining role for a Principal Backend Developer who wants to be at the forefront of a growing SaaS organisation. You'll be joining a company that's scaling rapidly, building innovative products that make a real difference to its customers. This role offers the chance to take ownership of backend systems, shape best practice, and mentor the next generation of engineers.

The Role

You'll provide technical leadership across backend development, ensuring systems are robust, scalable, and future-proof. Working closely with product owners, testers, and front-end teams, you'll bring engineering excellence into every decision. With a stack centred on C#, .NET, cloud services, and automation frameworks, you'll be both hands-on in coding and guiding others to deliver their best work.

Day-to-day responsibilities

• Architect and build scalable backend services in C# / .NET
• Drive adoption of clean coding practices, design patterns, and SOLID principles
• Mentor engineers, fostering a culture of growth, learning, and high performance
• Collaborate with product owners to refine requirements and translate them into technical solutions
• Integrate automation testing (Playwright) and CI/CD pipelines to ensure code quality
• Lead technical disc...