Jay started his career as a Unit Photographer covering TV Documentaries and Dramas. Then in '97 he was introduced to established Unit Photographer, Keith Hamshere who invited him to be his replacement on the set of "Tomorrow Never Dies". Jay seized the opportunity, and quickly learnt the art of working on a major action film.

Jay moved through an impressive list of films, working with Hamshere again on two further Bond films, "The World is Not Enough" and "Die Another Day".

In 2006 he was requested to be the Unit Photographer to cover Daniel Craig's first outing as Bond in "Casino Royale".

The following year he joined the prestigious Society of Motion Picture Still Photographers (SMPSP), with whom he has participated in several exhibitions.

In recent years he has become best known for his work on several action films, and has added Marvel Studios to his impressive list of clients. Working on "Captain America: The First Avenger", "Thor The Dark World", "Guardians of the Galaxy", "Avengers: Age of Ultron", "Doctor Strange", "Spider-Man: Far From Home", "Black Widow", "Morbius", "Venom 2", "Doctor Strange in the Multiverse of Madness", "Ant Man and the Wasp: Quantumania", and the forthcoming "Kraven The Hunter" & "Deadpool & Wolverine".

Equally, he can apply his skill and discreet manner to a broad range of genres, most notably Clint Eastwood's "Hereafter", the Wachowski/Tykwer collaboration "Cloud Atlas", Tim Burton's "Miss Peregrine's Home For Peculiar Children" & "Dumbo", Rob Marshall's musical "Mary Poppins Returns", and most recently Robert Zemeckis' "Here".

In 2017 he became a member of the British Academy Of Film And Television Arts (BAFTA).

Jay lives in London & France.