Williams joined RPMI Railpen in 2014 and became CIO is 2018. Previously he held senior portfolio management positions at BlueCrest Capital Management (UK) LLP and at Fischer Francis Trees & Watts. At both firms he managed global fixed income portfolios for Railpen. He began his career as a consulting actuary and is a Fellow of the Institute and Faculty of Actuaries. Williams is also an experienced non-executive director and adviser. He is currently chairman of the Nestlé UK Pension Fund investment committee, a member of The Health Foundation’s investment committee and a trustee of Lincoln College Oxford 2027 Trust.