Whiting trained under designer Eve Schlup at Auckland's Theatre Corporate.

[5] In 2018 Whiting designed costumes for La bohème (New Zealand Opera), The Cherry Orchard and Shortland Street – The Musical (Auckland Theatre Company) and Here Lies Love (Silo Theatre).

[6][7] In 2019 Whiting designed costumes for Delicious Oblivion (Auckland Live Cabaret Season), Joan and The Daylight Atheist (Auckland Theatre Company), and The Fibonacci, choreographed by Victoria Columbus for The New Zealand Dance Company).

Of costume design Whiting says:A good costume clarifies the nature of the play and helps tell the story underlining the themes, setting, social status of the characters and particular quirks they may have concerning their clothing.

[8] Whiting won the 2010 Chapman Tripp Theatre Award Costume Design Award (for The Arrival, at Red Leap Theatre) and represented New Zealand at the Prague Quadrennial of Performance Design and Space in 2003 and 2007.