Backend Software Engineer (C# .Net SQL) London / WFH to £90k

Join a global sports trading firm as a Backend Software Engineer, building real-time, high-performance trading systems with clear business impact.

What you'll do:

• Design and develop low-latency backend systems and APIs in C# .Net
• Work on greenfield trading projects alongside strategy teams
• Contribute to scalable, high-performance systems with real-time data
• Collaborate across engineering teams and business stakeholders

About You:

• You have strong C# .Net / ASP.Net backend experience
• You have a good knowledge of SQL or Oracle databases
• You've had some frontend exposure with JavaScript / React
• You have a solid understanding of Computer Science fundamentals (OOP, Data Structures, Design Patterns, Algorithms)
• You have strong communication and teamwork skills

What's in it for you:

• Salary up to £90k
• 10-25% bonus paid biannually
• Pension, private healthcare, gym membership
• Professional development and social perks

Apply now to find out more about this Backend Software Engineer / Developer (C# .Net SQL) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.