XR Trading is a proprietary market-making firm with offices in Chicago, New York and London. XR provides liquidity in a wide ... range of financial instruments and asset classes. We add value to the markets in which we participate by integrating technology with trading effectively and employing a quantitative approach to automated market-making. To respond quickly to a constantly evolving market, our team members — traders, quants, and software engineers — work closely together in an open, collaborative environment. Our approach allows us to leverage successful strategies across a multitude of products and exchanges. Our success begins with talented individuals — and is maintained and driven by a united team effort. read more