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Software Developer Productivity Engineer | HPC | Experienced Hire

Susquehanna International Group, LLP
Philadelphia, PA Contractor
POSTED ON 1/4/2026
AVAILABLE BEFORE 10/8/2027

Overview

Susquehanna is looking for an experienced Software Build Engineer with deep knowledge of C build tools and a passion for Developer Productivity. The build tools are used for building trading desk’s low latency, high performance infrastructure and applications.

 

If you join us, you might be:

  • Working on design, develop and maintain build tools, utilities and infrastructure utilized to support software development lifecycle.
  • Working with our developers and systems engineers to ensure all software components in the stack are easy to build, test, and compose together. 

 

Major responsibilities include:

  • Optimize C build times using distributed compilation, object caches, careful dependency management, and refactoring of C code.
  • Ensure compatibility of operating system (Linux and Windows), open source, and in-house code using package managers (Spack/Conda) and careful attention to ABI compatibility and compile flags.
  • Catch bad code with continuous integration (TeamCity), static analysis, profiling/coverage tools, and custom dash boards providing insight into what is broken.
  • Package C , Python, and Python extensions for easy deployment

What we’re looking for

  • 4 years of experience working with build systems with large code base
  • Bachelor’s degree (or foreign equivalent) in Computer Science, Engineering, Mathematics or a related technical field and five years of software development experience required
  • C/C and Python coding experience in a Linux environment required
  • Experience with make and CI/CD methodologies required
  • Experience with orchestrating automated build and regression tests on distributed build farm
  • Experience working with geographically distributed C /Python software engineers is a plus

 

About SusquehannaSusquehanna is a global quantitative trading firm founded by a group of friends who share a passion for game theory and probabilistic thinking. We have incorporated this approach into our culture, where you will find relentless problem solvers within each of our core disciplines: Trading, Technology, and Quantitative Research. From offices around the world, our employees collaborate to make optimal decisions and are driven by the desire to achieve winning results together. 

 

What we doWe are experts in trading essentially all listed financial products and asset classes, with a focus on derivatives trading. Through market making and market taking, we handle millions of trading transactions around the world every day, providing liquidity and ensuring competitive prices for buyers and sellers. While our presence in the market is broad, our trading desks are highly specialized, allowing for a deep understanding of unique drivers of each asset class.

 

If you're a recruiting agency and want to partner with us, please reach out to recruiting@sig.com. Any resume or referral submitted in the absence of a signed agreement will not be eligible for an agency fee.

 

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