John has been working in payments and banking systems since 1997 with Logica (now CGI) in London and Saudi Arabia.
In 2010, John created MyBank, a pan-European e-authorisation solution for online payments and Open Banking, which went live in 2013. In 2014, MyBank was moved to a separate company, PRETA S.A.S. with John as Managing Director.
In 2017, John launched the Open Banking Europe initiative, which holds a Membership Program that provides guidance and information to the financial industry and a Regulatory Directory service for PSD2 Access to Account and Open Banking. In 2021, Konsentus acquired Open Banking Europe from PRETA.