Susquehanna International Group, LLP

Application Developer (C#)

Job Locations Philadelphia Area
Requisition ID
Experience Level
Job Categories
Technology - Software Engineering


SIG's Market Data group is hiring a software developer into our Instruments team, which is responsible for building and managing our reference data systems. Reference data is used across our organization to validate our trading decisions, which are critical to the firm’s profitability.


In this role, you will

  • Drive software architecture decisions for firm wide critical data systems.
  • Develop solutions using .NET, Oracle, SQL Server, Informatica, Hadoop, and other technologies.
  • Enhance our existing systems through automation, performance optimization, and addition of new features.  
  • Participate in day-to-day support of critical systems. 

SIG Developers are

  • Able to execute on ideas quickly
  • Committed to innovation
  • Focused on the entire technical stack with an eye for building a stable, scalable, optimized environment with minimized risk
  • Passionate about technology and interested in exploring new technologies to find the optimal solution
  • Strong object oriented software developers

What we’re looking for

  • A Bachelor's degree in Computer Science, Engineering, Mathematics or a related discipline or its foreign equivalent. Relevant technical experience may be substituted for education
  • A minimum of five years of progressive experience with .Net programming
  • Hands-on experience building solutions in relational databases such as Oracle and SQL server
  • Experience with PL/SQL or T-SQL and writing complex SQL queries
  • Strong interest in learning and working with new technologies
  • Ability and flexibility to provide off hour support on a rotational basis

SIG is not accepting unsolicited resumes from search firms. All resumes submitted by search firms to any employee at SIG via-email, the Internet or directly without a valid written search agreement will be deemed the sole property of SIG, and no fee will be paid in the event the candidate is hired by SIG.