C# Trading Developer

Job Posted 8/23/2023
Open Systems Technologies
New York, NY
United States
Category Software Jobs
Job Description

Company Description

Open Systems Technologies is a national provider of smart staffing solutions, providing contract staffing, permanent placements and executive searches in the following skill areas:

- Technology

- Finance, Accounting, and Operations

- Government Services

- Legal

- Global Services

Established in New York in 1990, Open Systems Technologies is one of the largest, privately held, staffing companies in the world. We have experienced organic growth over the past 25 years and currently employ over 1,500 consultants in 16 domestic and international markets. Through our brands of Open Systems, OST Financial, OST Legal, OST Government Services, and OST Global we strive for continued expansion and excellence in the staffing industry. With the Global Services division, starting Jan-2012, Open Systems has expanded into the ITO & BPO Projects/Solutions business.

Job Description

The focus of this role is the improvement of a C# API library used for DMA trading with the global markets.


  • Troubleshoot and fix existing problems in the C# library
  • Suggest and implement improvements to the library
  • Work with business side personnel to ensure the delivered software is working properly.
  • Analyze library for full refactoring


  • Strong experience with C#/.NET development on Windows (5+ years)
  • Strong with real time trading systems
  • Good experience with the following:
  • C and/or C++ development on Windows
  • Use of unmanaged code in C#
  • Tibco Rendezvous (TibRV)
  • Debugging user level and systems level issues on Windows
  • Experience with Windows Server

Additional Information

All your information will be kept confidential according to EEO guidelines.