Lead C# Backend Developer - Perm - London
Location: Central London (Onsite) Salary: £75,000 - £85,000 Type: Permanent Sponsorship: Not available (must be UK-based)
Overview
We are working with an established software house based in Central London who are looking to hire a Lead C# Backend Developer to join their growing engineering team.
This is a fully onsite role, ideal for someone who thrives in a collaborative environment and enjoys working closely with both technical and non-technical stakeholders.
Role & Responsibilities
Lead the design and development of scalable backend systems using C# and .NET Framework
Provide technical leadership and mentorship to a team of developers
Take ownership of backend architecture and ensure best practices are followed
Work closely with cross-functional teams including front-end, QA, and product
Contribute to system design, performance optimisation, and code quality
Participate in code reviews and promote clean, maintainable coding standards
Troubleshoot and resolve complex technical issues
Key Requirements
Strong commercial experience with C# and .NET Framework
Deep understanding of backend development principles and architecture
Strong experience working with SQL and relational databases
Proven experience in a Lead or Senior Developer position
Experience building scalable, high-performance applications
Strong understanding of software design patterns and best practices
Excellent problem-solving and communication skills
Desirable Skills
Experience with modern .NET (Core / .NET 6+)
Exposure to cloud platforms (Azure preferred)
Experience working in an Agile environment
Additional Information
This role is fully onsite in Central London
Candidates must already be UK-based and have the right to work in the UK (no sponsorship available)
Opportunity to join a well-established software business with a strong technical team
If you are a hands-on Lead Developer looking for your next challenge in a fast-paced environment, please apply or get in touch for more information.