Martin is Special Advisor at Guy’s and St Thomas’ NHS Foundation Trust.
He joined the NHS in 1981. He joined West Lambeth Health Authority in 1983, where he held a variety of posts and was Deputy Director of Finance until 1993 when he joined Guy’s and St Thomas’ as Business and Financial Planning Manager, before becoming Strategy Director and Projects Director. He was appointed Finance Director of the trust in 1998 and made Chief Financial Officer in 2017. In May 2022 Martin became a Special Advisor for the trust.