Senior C# Developer – Trading Systems & Finance

INFOTRON; New York (NY); On-site; USD 140,000 - 180,000; Full time

Job summary

INFOTRON in New York is seeking an experienced C#/.NET and SQL Server Developer to support trading desks and contribute to development initiatives. The role requires building, integrating, maintaining trading systems and strong problem-solving and communication skills.

On-site presence is required four days a week. You will work with traders and PMs to gather requirements, resolve issues, and balance production support with development work in an Agile environment.

Qualifications

• 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

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.

Skills

C#

SQL Server

Trading Systems

Excel Automation

Agile

Communication

Tools

INTEXcalc

Oracle

C++

Python

Job description

INFOTRON in New York is seeking an experienced C#/.NET and SQL Server Developer to support trading desks and contribute to development initiatives. The role requires building, integrating, maintaining trading systems and strong problem-solving and communication skills.

On-site presence is required four days a week. You will work with traders and PMs to gather requirements, resolve issues, and balance production support with development work in an Agile environment.