After qualifying as a Chartered Accountant, Paul specialised in taxation, working with Touche Ross in London and qualified as a Chartered Tax Advisor in 1988. He joined Reed Elsevier Group plc (now RELX Group plc) in 1989 and held various management positions in London, Luxembourg, Neuchatel (Switzerland) and New York prior to his appointment as Group Treasurer in 2001. In this role he had global management responsibility for the groups Treasury, Tax, Insurance & Risk, Real Estate & Facilities and Pensions Funding departments. He was a Director of the US and UK holding companies. 

Paul retired from full time work in 2013 and is now a Non-executive director of Elsevier Swiss Holdings SA, Chairman of Reed Elsevier Pension Trustees Ltd and a member of the Reed Elsevier Pension Scheme Investment Advisory Committee.