Group One Trading
  • 30-Aug-2019 (CST)
  • Operations
  • New York, NY, USA
  • Full Time

We are seeking a self-driven Application Support Specialist who is passionate about all aspects of application support; including monitoring, troubleshooting, and customer service. The position will be part of our Application Support team in our New York office. The Application Support Specialist will work closely with our Software Development and Quality Assurance teams. We desire a candidate with strong problem-solving, critical thinking and communication skills who can collaborate across functional groups.

The focus of this position will be the hands-on support for options traders using our internally developed trading software. Our software includes an information-dense user interface, a high-throughput, low latency parallel computational core, server components, interfaces to exchanges, market data sources, and execution systems. The ideal candidate will participate in oversight of application monitoring, troubleshooting and process improvement. This position will require a strong technical background and will require periodic travel between New York and Chicago.


  • A college or university degree and 2-3 years of experience in application support
  • Proficiency with one or more programming or scripting languages (preferably C#, PowerShell, Python, or Perl)
  • Experience with Windows server and Windows workstation environments
  • Experience with SQL, JIRA, and software development lifecycles are a plus, but not required.
  • Excellent and professional written and oral communication skills
  • Ability to effectively communicate and collaborate with colleagues across different functional groups and locations
  • Self-driven, but self-aware enough to ask for help early and often
  • Highly flexible, champion of change
  • Ability to learn quickly and share knowledge
  • Willingness to give and take directions while operating in a fast paced environment
  • Actively fosters an environment that encourages employee engagement, teamwork, and communication

About Group One:

Group One is a leading specialist and market maker in equity options. With over 30 years since our founding, Group One has grown into one of the largest, privately held options trading firms in the United States. We maintain a floor presence in Chicago, New York, San Francisco and Philadelphia and we have specialist posts in New York and Chicago. Our traders provide competitive liquidity across a broad range of securities by managing portfolios of several hundred issues and simultaneously streaming quotes across multiple exchanges. Our software development team provides a diverse set of software for electronic trading, quoting, and trade analysis that is the lifeblood of our business.

We offer competitive compensation including a performance-based bonus and comprehensive benefits, paid vacation, fresh fruit and snacks daily, casual dress environment, social events, and more!

Group One Trading
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