Python Developer - Warsaw, Poland

Location : Location


We are a technology driven firm looking for talented Python software developers with a passion for solving complex problems to join GTS. You will have the opportunity to work on a high-volume data processing solution, perform daily analysis of the firm’s trading activities across all asset classes, work on our firmwide trading infrastructure, and process automation. You will work alongside a very experienced team to develop and own our suite of data engineering tools crunching millions of records per-day to analyze the firm-wide financial performance and develop our global trading infrastructure.


GTS is a leading global electronic market maker, powered by combining market expertise with innovative, proprietary technology.  As a quantitative trading firm continually building for the future, GTS leverages the latest in artificial intelligence systems and sophisticated pricing models to bring consistency, efficiency, and transparency to today's financial markets. GTS accounts for 3-5% of daily cash equities volume in the U.S. and trades over 30,000 different instruments globally, including listed and OTC equities, ETFs, futures, commodities, Fixed Income, foreign exchange, and interest rate products.  GTS is a Designated Market Maker (DMM) at the New York Stock Exchange, responsible for nearly $12 trillion of market capitalization. Our workplace of 200 plus employees welcomes people of all backgrounds and experiences, and we take pride in our diverse workforce.






  • Strong practical knowledge of Python coding skills
  • Hands-on database experience, specifically experience using SQL
  • Aptitude towards numerical data manipulation and analysis
  • A bachelor’s degree in computer science, engineering, or related field
  • 3+ years of related work experience; internship experience counts
  • Ability to communicate clearly and concisely, verbally and in writing
  • Desire to take ownership and work autonomously while being part of a close-knit team

The following experience/attributions are a plus 

  • Exposure to (or desire to learn) C++
  • Demonstrated experience operating in a Linux environment


We invest heavily in our technology and infrastructure, and our flat collaborative and collegiate structure encourages an environment where our developers can bring their ideas straight to senior level partners and firm founders. We're proud to employ some of the leading talent in the industry, and we work to ensure our employees enjoy a high quality-of-life.


All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, or protected veteran status, and will not be discriminated against on the basis of disability.


Unsolicited resumes 

We do not accept unsolicited headhunter and agency resumes and will not pay fees to any third-party agency or company that does not have a signed agreement with GTS.





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