Westend credits include: Ensemble, Original London Cast of Wicked the Musical (Apollo Victoria Theatre); Ensemble/Legolas Cover, Original Cast of Lord of the Rings the Musical, (Theatre Royal Drury Lane); Ensemble/Harry/Joe/Sammy/Dr Kool/Miss Wilde, Original London Cast of Flashdance the Musical, (Shaftesbury Theatre); Ensemble/Rebel Leader, We Will Rock You the Musical, (Dominion Theatre); Ensemble, Evita the Musical (Dominion Theatre); Lead Vocalist, Homemade Fusion, (Ambassadors Theatre).
Off-Westend credits include: Dance Captain/Ensemble/Heavenly Friend Joshua, Carousel the Musical, (Arcola Theatre).
Regional credits include: Brad/Corney Colins/Wilber, Hairspray the Musical (Curve Theatre Leicester), Louis/Van Der Gelder, Hello Dolly! (Curve Theatre Leicester) and Ensemble, Evita UK Tour (Bill Kenwright). Prince Leo Hanson in Snow White and the Seven Dwarfs (Cork Opera House). Prince Frederick in Rapunzel, a New Musical (Gordon Craig Theatre). Springtime For Hitler SS Soldier in The Producers (Gordon Craig Theatre).
German credits include: Turnov/Espresso/Rusty/Electra, Starlight Express the Musical, (Mehr Entertainment).
Cast albums include: Lord of the Rings the Musical.
Producing credits: Associate Producer, Make Me a Song, (Charring Cross Theatre); Producer, Anton Stephans, (Hippodrome Casino, London) Producer, Liz Robertson, (Hippodrome Casino, London); Producer, Sapphire Soul, (Hippodrome Casino, London); Producer, Worbey and Farrell, (Hippodrome Casino, London); Producer, Ann Hampton Callaway and Liz Callaway in Sibling Revelry, (Hippodrome Casino, London).
Nominations include: Broadway World Award Nomination for Best Theatrical Event in London 2015 with Sibling Revelry.
Joseph was a member of the band XAVIER who in April 2019 placed 4th on the second season of the BBC's All Together Now.
In 2019, Joseph took over from Matt Terry, as Alex the Lion in Dreamwork and Selladoor's UK Tour of Madagascar The Musical. Through COVID, Joseph worked as a school teacher for Edmund Waller Primary School in South East London.
In 2022, Joseph embarked on the 20th Anniversary Tour of We Will Rock You, where he was nominated at the Broadway World Awards for Best Understudy/Alternate in a Musical.