Current openings at Simplex Trading

For over 20 years, Simplex Trading has been at the forefront of proprietary trading in Chicago, a technology-driven, proprietary market-making firm specializing in U.S. equity and futures options. At Simplex, you'll work inside a tight-knit, in-office culture built around real ownership over the strategies and systems you help build.

We're headquartered in the Federal Reserve building in Chicago's Loop, with daily breakfast and lunch stipends, a fully stocked kitchen, and a calendar full of team events, from happy hours to game nights.