David has worked as an independent film, TV and theatre producer for over 30 years. His film credits include Henry V, Peter's Friends, Much Ado About Nothing, The Madness of King George (BAFTA for Outstanding British Film), Mary Shelley's Frankenstein, Twelfth Night, The Wings of the Dove, Shakespeare in Love (winner of Seven Academy Awards and four BAFTA Awards including Best Film), Gangs of New York, (Production Consultant), I Capture the Castle, Chasing Liberty and A Bunch of Amateurs.

David's company Trademark Films co-produced the world's first hand-painted animated feature film, Loving Vincent, which was nominated for both BAFTA and Academy Awards in the Animation category. Most recently, David produced The Father starring Anthony Hopkins and Olivia Colman winning two Oscars and two BAFTAs.

David was Chairman of BAFTA 2008-10 and Chairman of Film London 2010-17 and was appointed Chairman of North East Screen in January 2023.