Oliver is currently based in London, after reading Music at Clare College, Cambridge. Originally from Grantham, Lincolnshire, he was a member of the National Youth Orchestra of Great Britain, enjoying two years as their principal clarinettist, and in 2012 was accepted into the Schleswig-Holstein Festival Orchestra.
He has appeared as a concerto soloist with the Nottingham Symphony Orchestra, Boston Sinfonia, Lincolnshire Youth Symphony Orchestra, Clare College Symphony Orchestra and Cambridge University Symphony Orchestra. Additionally, Oliver gave the world première of William Cole’s Ouroboros, a work for clarinet and sinfonietta ensemble, with the Cambridge University New Music Ensemble.
In February 2014, Oliver performed Sir Peter Maxwell Davies's Hymnos and Ave Maris Stella in the Barbican Hall, the penultimate concert of a weekend of events surrounding the composer, immediately before the première of his Tenth Symphony by the London Symphony Orchestra.
Oliver also writes on various aspects of music and performance for Hong Kong-based music website interlude.hk, extending the reach of classical music to a wider global audience.