Simon is Head of Philanthropy at XTX Markets, an algorithmic trading company headquartered in London. The company’s philanthropy focus is on excellence in maths and science education, and on supporting the development of global talent. Prior to joining XTX Markets, Simon started his career as an economics and history teacher in an inner-city school. He then left the classroom to co-found The Brilliant Club, a university access charity that mobilises PhD researchers to work as tutors in state schools. He sits on the boards of the Martingale Foundation and Voice21.