Software Developer Market Data Libraries & Tools
Susquehanna International Group, LLP (SIG)Role Overview
Susquehanna International Group, LLP (SIG) is hiring a mid-level Software Developer Market Data Libraries & Tools. This is a full-time role in Bala Cynwyd, Pennsylvania. Part of Susquehanna International Group, LLP (SIG)'s Trading hiring. the employer indicates they sponsor work visas. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
Overview
Susquehanna is a global proprietary trading firm founded with a growth mindset and a rigorous analytical approach to decision making. We bring together the brightest minds, the best technology, and an expansive library of data to design and implement proprietary trading strategies that make us leaders in the financial markets. Our ability to think together (but not always alike) propels our success.
Technology is at the core of our winning strategy. As a developer on the Libraries and Tools team, you will be supporting a variety of teams across the firm. You will work collaboratively with other technologists to design and engineer tools aimed at debugging and troubleshooting.
What You Could Work On:
- Building the libraries used for first stages of market data handling. This includes parsing, orderbook management, and optimized data structures all designed for low latency environments
- Building tools designed for debugging, troubleshooting, analysis and management of market data
- Interfacing with RESTful services in C++
- Development in C++ and Python in both Linux and Windows environments
- Cross collaboration with other developers, traders and quants
What we're looking for
- BS or MS in Computer Science, Computer Engineering or a similar major.
- 1-3 years of software development experience in C++
- Experience with python is a plus
- Experience on Linux is a plus
- Visa sponsorship is available for this position
About Susquehanna
Susquehanna is a global quantitative trading firm powered by scientific rigor, curiosity, and innovation. Our culture is intellectually driven and highly collaborative, bringing together researchers, engineers, and traders to design and deploy impactful strategies in our systematic trading environment. To meet the unique challenges of global markets, Susquehanna applies machine learning and advanced quantitative research to vast datasets in order to uncover actionable insights and build effective strategies. By uniting deep market expertise with cutting-edge technology, we excel in solving complex problems and pushing boundaries together.
What we do
We 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
Frequently Asked Questions
How do I apply for the Software Developer Market Data Libraries & Tools position at Susquehanna International Group, LLP (SIG)?
Use the Apply button above to submit your application directly to Susquehanna International Group, LLP (SIG). Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Software Developer Market Data Libraries & Tools position at Susquehanna International Group, LLP (SIG) located?
This position is based in Bala Cynwyd, Pennsylvania. Susquehanna International Group, LLP (SIG) has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Software Developer Market Data Libraries & Tools at Susquehanna International Group, LLP (SIG) earn?
Susquehanna International Group, LLP (SIG) has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Software Developer Market Data Libraries & Tools role at Susquehanna International Group, LLP (SIG) posted?
This role was posted on March 31, 2026 (69 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
Does Susquehanna International Group, LLP (SIG) sponsor work visas for this role?
Yes. Susquehanna International Group, LLP (SIG) has indicated that this position is open to candidates requiring work visa sponsorship. Confirm specifics (H-1B, OPT, country eligibility, etc.) during the recruiter screen.
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