He is currently Chairman of Darktrace Limited, Chairman of Luminance and a Director of Holdingham Group (formerly Hakluyt). He is a Door Tenant of Brick Court Chambers.
Until 1998, Rob was a practicing Barrister, a Recorder and Head of Chambers at 5 Bell Yard, London. His field of practice was commercial law, aviation law and mass disaster litigation.
From 1998 to 2009 he was General Counsel of British Airways. He is also a past Chairman of BBC Worldwide and of Autonomy plc, a former Senior Independent Director of the London Stock Exchange and a former Director of Argent Ltd and of Air Mauritius. He was General Counsel of Rolls-Royce Plc (2012-16).
He is a Bencher of the Inner Temple and Trustee of Comic Relief, and of the Migratory Salmon Foundation and a former Fellow of UNICEF.