She later became interested in theatre and moved into studying drama at The Actors' Program, graduating in 2012.
[1][3][4] Sayer has appeared in the television soap opera [5]Shortland Street as nurse Maeve Mullins, Filthy Rich, Dirty Laundry and the drama Runaway Millionaires.
In 2019, she appeared in the play Mr Red Light at Auckland's Aotea Centre.
[3][7] As a playwright, Sayer has won the Playmarket B4 25 competition three times and has been shortlisted for the Adam NZ Play Award twice.
In July 2021, Sayer's pug, Bruce, made its debut on Shortland Street.