Hurst began his career as a writer and then his talent for composition was recognized while he was a student at Royal Conservatory in Toronto, Ontario, Canada.[3] At age 21, he became a professor of composition at the Peabody Institute located in Baltimore, and also worked and studied with Pierre Monteux while he stayed in America.[4] In North America, Hurst was affiliated with the York Symphony Orchestra (Pennsylvania) from 1950 to 1955.[5]
Hurst acted as an associate conductor for the London Philharmonic Orchestra under Sir Adrian Boult in the early 1950s.[6] He was the chief conductor of the BBC Northern Orchestra (later the BBC Philharmonic) from 1958 to 1968. In 1956, he took part in the London Philharmonic tour of Russia.[6] His conducting work with the BBC Northern included the first Manchester performance of Arnold Schoenberg's Gurre-Lieder in February 1966,[7] and also the premiere of Thomas Pitfield's Concerto lirico for violin and orchestra.[8]
From 1960, Hurst was affiliated as a teacher with the Sherborne Summer School of Music (formerly Canford Summer School of Music). He was also a visiting professor at the Royal Academy of Music in London, and conducted from 1983 until his death.[2][3]
Hurst's recordings include Wagner operatic orchestral extracts with the New Philharmonia, The Planets with the Bournemouth Symphony Orchestra, suites from King Arthur and Starlight Express by Elgar and English string music with the Bournemouth Sinfonietta, and Elgar's First Symphony with the BBC Philharmonic.