← all jobs
linkedin

Backend Software Engineer C# .Net - Sports Trading

Client Server· London, England, United Kingdom· Up to £150,000/yr
Posted 15 Jun 2026Python Developer
Client ServerRecruitment agencyfounded 1999
Levels.fyi · global comp
View original on linkedin

Backend Software Engineer / Developer (C# .Net) London onsite to £150k

Are you an experienced C#, backend focussed Software Engineer?

You could be progressing your career in a senior, hands-on role at a global Sports Trading business, earning substantial bonuses.

As a Backend Software Engineer within the trading engine team you'll collaborate to design and develop real-time trading systems, you'll often be collaborating with he strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js.

Location:

You'll be based in plush City office on a fulltime basis, Monday to Friday.

About you:

You have expertise with C# .Net, ASP.Net development

You have a strong knowledge of databases (SQL or Oracle)

You're comfortable with JavaScript / React

You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms

You are collaborative with excellent communication and stakeholder management skills

You are degree educated in Computer Science or similar technical discipline

What's in it for you:

As a Backend Software Engineer / Developer you will receive a competitive package:

Salary to £150k

Bonus paid every six months based on personal performance (10-25%)

Professional development

Pension

Health Insurance

Gym membership

Social events, free fruit, snacks, coffee etc.

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