Nick is a Non-Exec Director at Imperial College Healthcare NHS Trust and Hillingdon Hospitals NHS Foundation Trust; he chairs the Audit Committee at Imperial. Until 2022 he was a NED and Audit Chair at Chelsea and Westminster Hospital, and was Board Chair of West Middlesex University Hospital prior to the acquisition by Chelsea and Westminster in 2015. Since 2021 Nick has served as independent Chair of the Audit and Risk Committee of the Royal Society of Medicine. He chairs the North West London advisory panel for the national Clinical Impact Awards.

Outside his NHS roles, Nick works as a consultant offering communications, policy and political advice, and training. He remains an associate of public affairs company Westbrook Strategy.

Until 2004, Nick was the Chief Executive of the National Union of Students, having previously been director of development and training. For nine years he was chair of the trustees of Watermans, a multicultural arts centre based in Brentford. He has been a Trustee of CW+ since 2016.