Job description

🚀 Staff Software Engineer |Lead Engineer | Principal Engineer | £120K | Hybrid - London

Staff Software Engineer - .NET | London (Hybrid)

We're working with a high-growth, tech-driven company undergoing a major platform modernisation and are looking for a Staff Software Engineer to join their mission-critical engineering team. This is a hands-on technical leadership role with high visibility and impact across the organisation.

You'll work on large-scale systems, contributing to the design and development of modern, scalable, cloud-native .NET applications. You'll collaborate closely with platform teams, influence tech strategy, mentor engineers, and help evolve systems that serve both public-facing and internal users.

Key Responsibilities

Enhance and modernise large .NET systems for performance, reliability, and scalability
Lead architecture and development of backend services using C#, ASP.NET, .NET Core
Automate infrastructure, CI/CD pipelines, and cloud operations (AWS/Azure)
Promote engineering best practices, security, and observability
Mentor engineers and foster a culture of continuous improvement
Contribute to technology direction, including adoption of tools like Go and Python