C# Full Stack Engineer
Harnham · City of London, London
C# Full Stack Engineer at Harnham, based in City of London, London, paying £140,000 per annum. This is a permanent role.
- Salary
- £140,000 per annum
- Location
- City of London, London
- Contract
- Permanent
- Posted
- 22 hours ago
- Closes
- 24 Nov 2026
- Sector
- Software Developer
About 86% above the going rate for software developer
Reference https://www.harnham.com/job/e1aeb1da-8723-4ba1-d23d-08d5948a7341-c-full-stack-en
About the role
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C# Full Stack EngineerUp to £140,000
London On Site
This is a great opportunity to join a high-growth quantitative investment and sports analytics organisation where you can take ownership of building high-performance software systems that process and analyse large-scale real-time data.
THE COMPANY
A highly successful London-based investment and technology business specialises in sports data analysis and trading. Operating globally across multiple sporting markets, the organisation leverages large volumes of historical and live data to drive investment decisions and develop proprietary trading technology.
THE ROLE
You will take ownership of designing, building, and enhancing modern C#/.NET applications that support critical trading, analytics, and data-processing platforms.
Key responsibilities include:
- Developing and maintaining high-performance C#/.NET applications
- Building greenfield software solutions alongside enhancing existing platforms
- Working on large-scale data ingestion and processing systems
- Contributing to system architecture, scalability, and performance optimisation
- Collaborating closely with highly technical colleagues across engineering and research functions
YOUR SKILLS AND EXPERIENCE
You will bring strong capability in:
- C#
- .NET
- Full-stack software development
- SQL Server or equivalent database technologies
- Strong software engineering fundamentals
THE BENEFITS
You will receive a salary of up to £140,000 depending on experience, along with a comprehensive benefits package.
HOW TO APPLY
Please register your interest by sending your CV to Molly Bird via the apply link on this page.
To Apply for this Job Click Here
Reference: https://www.harnham.com/job/e1aeb1da-8723-4ba1-d23d-08d5948a7341-c-full-stack-en · Posted 22 hours ago · Closes 24 Nov 2026 · Listed via Harnham
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