Quantitative Researcher

Location: Chicago, IL or New York, NY

Salary Range: $175,000 - $225,000

(Base salary is only one part of Group One Trading's total compensation, which includes an annual discretionary bonus.)

Our Quantitative Researchers combine a deep theoretical and practical understanding of financial markets with a data-driven scientific mindset to drive our business forward. They partner with our quantitative software developers to improve our proprietary trading systems and with traders to translate quantitative research into better trading decisions. Our researchers generate and validate hypotheses that ultimately improve the trade quality, volume, and profitability of our equity options market-making.

• Professional experience in quantitative research, trading, or risk modeling within equity options
• Expertise with volatility modeling techniques such as local, stochastic, and rough volatility models, as well as arbitrage-free implied volatility surfaces
• Deep understanding of option pricing models, and measuring and managing complex portfolio level risk
• Strong foundation in probability, statistics, numerical methods, and empirical analysis
• Experience analyzing large datasets and rigorously testing hypotheses
• Understanding of equity options market structure and the practical dynamics of electronic market making
• Proficiency in Python and SQL, or comparable quantitative research tools
• Independent judgment, intellectual curiosity, and a willingness to challenge existing models and assumptions
• A bachelor's or advanced degree in a scientific field (e.g., Physics, Mathematics, Computer Science)

We value demonstrated research ability, options expertise, and trading insight over experience with any particular technology or academic pedigree.