He began his career as a child actor in the BBC One drama Dickensian (2016) and the Nickelodeon series Hunter Street (2018–2019).
[4] He also played a young John Luther in the Idris Elba music video "Murdah Loves John"[5] and a young Hannibal (played by Nicholas Pinnock as an adult) in the History Channel docudrama Barbarians Rising.
[citation needed] Mbomio had a recurring role as Bobby in the CBBC adaptation of Hetty Feather in 2017.
[6] He starred in the film We the Kings with Elliot James Langridge[7] and had a small role in Yorgos Lanthimos' The Favourite.
[8] As of 2019, Mbomio stars in the Netflix adaptation of The Witcher as a new elf boy named Dara.