Jane Street

About Jane Street

Jane Street is a global proprietary trading firm and liquidity provider specializing in quantitative trading across equities, fixed income, derivatives, ETFs, FX, and commodities. Founded in 2000 and headquartered in New York, the firm trades on more than 200 venues across 45 countries, making it one of the world's largest ETF market makers. Jane Street combines deep mathematical research, advanced technology, and systematic trading strategies to navigate complex markets. The firm is a leading user of functional programming languages, particularly OCaml, and invests heavily in machine learning and FPGA-based hardware acceleration. With over 3,000 employees across five global offices, Jane Street operates both a proprietary trading business and a client-facing offering providing institutional liquidity and execution services. Its differentiation lies in rigorous quantitative research, a collaborative culture, and technology-driven edge-case risk management.

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