She went on to receive an MFA in text and performance studies from RADA/King's College London.

[6] A frequent collaborator with Spike Lee, she has appeared in Da Brick, The Blacklist, Oldboy, Show Me a Hero, Chi-Raq, Chicago Fire, The Punisher, and She's Gotta Have It.

Hadera co-starred as Stephanie Holden in the 2017 film Baywatch, and in 2018 starred as Kay Daniels in the TV series Deception.

She had a recurring role in the Showtime series Billions, as a secretary to billionaire fund manager Bobby Axelrod, played by Damian Lewis.

On September 29, 2019, Hadera began starring as Mayme Johnson, the wife of Bumpy Johnson in the premiere of the American crime drama television series, Godfather of Harlem on Epix.