Whilst serving in the RAF, he passed the exams and was called to the Bar in 1944 at the Inner Temple. Following demobilisation, he returned to Cambridge, where he supervised in Law for Trinity Hall and later served as a lecturer at University College Wales, Aberystwyth (1949–51) before returning to Cambridge in 1951 as a lecturer in law at Trinity Hall. He continued to work from Trinity Hall until elected by Magdalene College, Cambridge, as their first Law Fellow in 1955 going on to hold office as president from 1988 to 1991 and serving as secretary to the Faculty Board of Law, as a member of the General Board and the Council of the Senate, and as Senior Proctor 1987–88. He was elected an honorary bencher of the Inner Temple in 1992 and appointed an honorary silk as a Queen's Counsel in 2002.
