He began his musical education as a chorister at Holy Trinity Church, Southport under the direction of previous Liverpool Cathedral Director of Music, Mr Ian Wells. He sang with the choir from the age of seven until thirteen, with four years of which being as Head Chorister. As a chorister, he participated in numerous tours, including to the cathedrals of Coventry, Durham, Wells and Gloucester, as well as on a tour to Portugal in 2011, singing Mahler's 8th Symphony alongside players from the Royal Liverpool Philharmonic Orchestra & Choir, Lisbon Philharmonic Orchestra and conductor Vasily Petrenko.
In 2014, Joshua began study at the Junior Royal Northern College of Music, including Clarinet with Helen Bywater, Voice with the late Jeffrey Lawton, composition with Matthew Sargeant and Conducting with Juan Orturno and Ewa Strusinska. He also participated in a number of the JRNCM's ensembles, including Vocal Ensemble, Close Harmony Group and Sinfonia.
His affiliation with the Liverpool Philharmonic began in 2016, when Joshua joined the Liverpool Philharmonic Youth Orchestra, and started conducting / composing for the Liverpool Philharmonic Youth Company. With LPYO, he has performed many works, notably Bartok's Concerto for Orchestra, Stravinsky's Firebird Suite (1919), Gershwin's Rhapsody in Blue and Piano Concerto in F, Mahler's 1st Symphony and Saint-Saen's Organ Symphony. He was promoted to the position of Principal Clarinet for the 2018-19 season.
Also in 2016, Joshua began singing with the National Youth Choirs of Great Britain, which has proved to be highly influential on his life and general musical outlook. He has had the opportunity to participate in performances of new works, including Roxanna Panufnik's 'Unending Love' (which has since won a BASCA British Composer Award), and a new carol by John Rutter. A number of the NYCGB staff have become significant in Joshua's life, particularly Greg Beardsell (Deputy Artistic Director & Director of Training Choir, NYCGB).
In September 2018, Joshua began study at the University of York for a degree of BA (Hons) Music, and will continue to study on this program until June 2021.
In 2018, he also founded the Northern Philharmonic
, a new 'young professional' orchestra drawing its players from Britain's conservatoires and top youth orchestras.