During his tenure at the City of London Police, Jonathan led the development of the UK National Fraud and Cybercrime Reporting system. He also contributed to the evidential workstream of the Contingent Reimbursement Scheme (CRM), the voluntary scheme for Authorised Push Payment (APP) fraud reimbursement. 

Recently, he served as the Director of Technical Collaborations at Stop Scams UK, working with companies such as Meta, Google, and BT to combat fraud at its source. Jonathan also worked on several data science projects for the Foreign, Commonwealth, and Development Office and the Home Office during his time with faculty.ai.  

Jonathan currently sits on the board of the Stop Scams Alliance (US 501(c)(3) nonprofit). Jonathan joined BioCatch in 2024, a provider of next-generation digital identity solutions to detect financial crime through online user behaviours.