Giles Jewitt studied Computation at Brasenose College, Oxford between 1998 and 2001. In 2004 he started as a graduate on an FX Derivatives trading desk in London, working as a quant. He then moved into trading, starting with the JPY portfolio and later market-making all G10 while based in Hong Kong between 2007 and 2011. After moving back to London he established the FX Derivatives Automated Trading and eRisk group for HSBC.