Credits include BBC’s 8-part Dr Who spin-off Class, created and written by Patrick Ness, Happy! for the SyFy Channel, music for the BBC’s flagship documentary strand Horizon, HBO feature Frequencies and BBC Christmas ghost story The Dead Room starring Simon Callow. 

He is a BAFTA nominated, 4Talent short-listed, award-winning composer with a BA (Hons) in Music from Durham University and an MA in Composition for Film and Television from Bristol University, for which he was awarded a Distinction. In 2012 he was nominated for a Creative Scotland Award for 'Best New Talent' in the Scottish arts. As a musical arranger he has worked on shows such as Doctor Who and David Attenborough's Life Story.

Film credits include 7-Welcome to London, a British Bollywood thriller; Electric Man, which earned him a BAFTA nomination; and Magpie, by the internationally acclaimed director Marc Price. For Frequencies, Blair created a musical world set in a parallel universe using rare instruments made from rock, glass and metal. More recently, Andrew Carnegie: Rags to Riches, Power to Peace saw him return to his Scottish roots providing a musical score to the story of Andrew Carnegie's entrepreneurial and philanthropic life.

Blair has also composed extensively for theatre, including a Hitchcockian-esque score for a revival of Gaslight, and a ballet score for the English National Ballet, which premiered at the Wilderness Festival in Oxfordshire. He is equally at home working with both live players and electronics, often mixing the two seamlessly. He studied conducting with renowned conductor James Lowe and has conducted a variety of orchestras and ensembles. He is the co-founder of the Durham Opera Ensemble, the founder and principal conductor of the Bristol Film Orchestra, and an associate composer of the London Symphony Orchestra's Soundhub.