After graduating from HAVO and VWO, Edwin Jonker studied History for two years at the University of Amsterdam. After that, he made the switch to acting.

In previous seasons, he performed in the theatre as Wet Harry in Sister Act, as Curtis in the grand tour of Dreamgirls and as the lead in A Chorus Line. Before that, he performed in the musicals Home (Julius), Rent (Tom Collins), Copacabana (Ricco), The Lion King (Mufasa), Billie Holiday (including Lester Young) and Miss Saigon (John). In 2018, he starred in the tours of The Color Purple and Driving Miss Daisy, followed by the role of Oliver Warbucks in the musical Annie in 2019.

In 2001 he received a John Kraaykamp Musical Award for Best Male Supporting Actor for his portrayal of the role of Tom Collins in Rent and in 2013 he was nominated for the same award for his portrayal of the role of Wet Harry in Sister Act.