He made his debut in theatre, earning an Ian Charleson Award nomination for his performance in the 2018 production of Richard II.

[3][4] Post graduation from drama school, Imhangbe had roles in A Human Being Died That Night, Cinderella, and Romeo and Juliet.

In 2018, Imhangbe played Bart and the Duke of Aumerle in Richard II at the Almeida Theatre in London.

[10] In 2019, Imhangbe starred as Happy Loman in Death of a Salesman at the Young Vic alongside Wendell Pierce and the titular character on the Shanghai leg of the Othello tour.

[11][12] Imhangbe landed his first major onscreen role as Will Mondrich in the 2020 Netflix series Bridgerton.