Arthur graduated with a BMus Hons [Composition] cum laude at Stellenbosch University in 2011, and his MMus [Composition] cum laude in 2015, focusing on orchestration techniques for the wind band.
Arthur is very passionate about the promotion of new works by young composers, between 2010-2014, he has been involved in a student initiative Kompos and assisted in the premiering of over 70 orchestral and chamber works. Commissions include arrangements for the Field Band Foundation, the SU Jazz Band, many smaller ensembles, and works for competitions and exams. In 2012, Arthur worked as an orchestrator for the film Die Wonderwerker, and in 2013, he was tasked to compose music for the film Vanity Fair.
Since 2009, Arthur annually received the SAMRO bursary for composition, and in 2014 Arthur received the merit prize in the Western Art Music category of the SAMRO Overseas scholarship. Arthur currently tutors and lectures at the Stellenbosch Konservatorium.