Jane Street

We are a global liquidity provider and trading firm that uses sophisticated quantitative analysis and a deep understanding of market mechanics to help keep prices consistent and reliable.

At Jane Street, our work blends human intuition — earned through more than twenty years of experience — with cutting-edge research. Our style is both rigorous and pragmatic. Depending on the problem, we might draw on large-scale machine learning, domain expertise, or pen-and-paper mathematics. We’re a firm of puzzle solvers on and off the clock.