Simplex Trading
Proprietary market making and trading technology for financial markets
Highlights
- New on EvolcAdded 2026-11-13
About Simplex Trading
Simplex Trading is a proprietary market-making firm that builds software and develops trading strategies for financial markets. It also makes strategic investments in early-stage financial and technology startups.
The firm combines technologists and data-driven traders to optimize strategies, pricing and research tools. It was founded in Chicago in 2004 and hires for trading, software, infrastructure and FPGA engineering roles in Chicago.
Product: Proprietary market-making, trading strategies and trading software, with strategic investments in early-stage financial and technology startups.
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
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Recruiting
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Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.