INFOTRON
Senior C# Developer
Manhattan, New York, US
Role snapshot
INFOTRON is hiring a Senior C# Developer on a full-time basis. This is an on-site role based in Manhattan, New York, US.
- Company
- INFOTRON
- Location
- Manhattan, New York, US
- Work mode
- On-site
- Job type
- Full-time
- Experience
- 9+ years
- Posted
- Nov 6, 2026
Who this role suits
Experienced professionals who can lead projects, set direction and be accountable for outcomes, not just tasks.
How to prepare your application
- Prepare examples of decisions you drove, how you measured the result, and how you worked with other teams.
- Be ready to discuss trade-offs and scope, not only the tools you have used.
- Read what INFOTRON publishes about its product or team, so you can say clearly why this role and this company.
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About the role
Job Type : Full-Time/Contract (Open to C2C)
Requirements:
- 9+ years of experience in C# .NET Framework and SQL Server Development.
- Experience building, integrating, maintaining, and supporting Trading Systems.
- Strong understanding of systems architecture and design.
- Excellent problem-solving and communication skills.
- Strong Excel and Excel Automation skills.
- Ability to work independently or within Agile teams while managing multiple priorities.
- Experience with INTEXcalc is a huge plus.
- Additional experience with Oracle, C++, or Python/AI is preferred.
- 4 days onsite mandatory
Domain:
- Finance domain knowledge with exposure to trading systems/front office environments.
- Hedge Fund or FinTech experience is a plus.
Responsibilities:
- Provide day-to-day support to trading desks while contributing to development initiatives.
- Work closely with traders and portfolio managers to gather requirements and resolve issues.
- Balance production support and development work based on business needs.