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Susquehanna International Group · 3 months ago

C# Quant Developer | Hardware & Software Strategies | Experienced Hire

US-PA-Bala Cynwyd (Philadelphia Area)

Full-time

Onsite

Mid, Senior Level

4+ years exp

Susquehanna International Group is a global quantitative trading firm powered by scientific rigor, curiosity, and innovation. As a Senior Quantitative Developer, you will design and optimize systems for electronic options market taking trading strategies while collaborating with traders, quants, and engineers to refine high-performance trading algorithms.

FinanceFinancial ServicesFinTechVenture Capital

Comp. & Benefits

H1B Sponsor Likely

Responsibilities

Design and implement high-performance trading algorithms and contribute to the evolution of our low-latency trading infrastructure for electronic options trading

Collaborate with quantitative researchers and traders to iterate on execution logic, signal integration, and market interaction models

Drive experimentation frameworks that allow for rapid testing of execution hypotheses, including microstructure-aware tactics, order placement logic, and adaptive strategies

Tap into tens of petabytes of raw and well prepped full tick market data, strategy decisions, fundamentals, and many other data sources to understand market dynamics and find new signals

Work on hybrid systems that combine software algorithms with hardware acceleration like FPGAs

Qualification

C# programmingHigh-performance systemsHardware integrationPython/PandasCollaborative environment

Required

At least 4+ years of programming experience in C#, with a deep understanding of high-throughput and systems-level performance is required

Minimum of a Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, Physics, or a related technical field

Comfortable working in a fast-paced, collaborative environment with traders, researchers, and other developers to iterate quickly on ideas

Preferred

Background in developing performance-critical systems that integrate tightly with hardware, such as FPGAs, is a plus

Python/Pandas experience is a plus

Benefits

Wide array of employee perks & benefits

Company

Susquehanna International Group

Glassdoor4.1

Susquehanna is a global quantitative trading firm committing its own capital to trade financial products around the world.

Founded in 1987

Bala Cynwyd, Pennsylvania, USA

1001-5000 employees

https://www.sig.com

H1B Sponsorship

Susquehanna International Group has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (89)

2024 (62)

2023 (54)

2022 (49)

2021 (40)

2020 (36)