Jackie Haynes, the former Head of Trading Analytics for Equity Quant Research at Multi-strategy hedge fund major Citadel, has returned to the banking sector as a Managing Director and Distinguished Architect for Risk Technology at JPMorgan, according to a report by eFinancial Careers.

Haynes announced her new role via social media, revealing that she started in July, having left Citadel last December after just a year.

Prior to going the hedge fund, Haynes spent 16 years at Goldman Sachs having initially joined the bank as a VP in Controllers Technology in London in 2006, before progressing to the role of Technology Fellow in 2013 and eventually being promoted to Managing Director in 2018.

At Goldman, she held key roles such as Global Head of Core Engineering for the bank’s risk and price platform, SecDB, and worked in machine learning and digital asset architecture. Additionally, she represented Goldman Sachs on Java's executive committee.