full-time
C# Trading Systems Developer
Phaxis
- Employer
- Phaxis
- Location
- New York
- Working pattern
- on-site
- Salary
- $180,000–$240,000 / year
About the role
Design and develop high-performance C#/.NET trading applications and backend services for real-time financial systems. Integrate with brokerage APIs and market data providers while optimizing SQL queries and system scalability. Requires 5+ years of professional software development experience with strong expertise in C#, .NET, and distributed systems. Preference is given to candidates with a background in electronic trading, capital markets, or FIX protocol.