After breaking into the American market he has worked on a number of superhero titles, including a series of collaborations with Grant Morrison.

A native of Ilford, Essex, Irving studied art at the University of Portsmouth, England, after which he took various temporary jobs in London.

[2] He has done illustration work for RPG companies like Wizards of the Coast, Hogshead Publishing and Guardians of Order, as well as small press publications like The End Is Nigh.

[7] Irving is responsible for the artwork on the Tertiary, Quandary and Quintessential phase CD release of The Hitchhiker's Guide to the Galaxy radio series adaptation.

[12] Other projects include the X-Men one-shot which was part of Brian Reed's Timestorm 2009-2099,[13] the first and last issues of Phil Hester's Days Missing for Archaia Studios,[14] and the new Xombi series for DC Comics.