(Credit: Optus)

The float was true to the film, with characters such as Dorothy, the Cowardly Lion, Tin Man and Scarecrow.

(Credit: Optus)

Soldiers from Emerald City were also included in the float.

(Credit: Optus)

Dorothy stands with Glinda the Good Witch and the Wizard in front of the float.

(Credit: Optus)

The float read: "The Wizards of Optus: 'yes' anything is possible".

(Credit: Optus)

Glinda and Elphaba rejoice aboard the Optus float.

(Credit: Optus)

Sixty employees marched for Optus, with the majority coming from the company's consumer business and marketing divisions.

(Credit: Optus)

True to the film, flying monkeys also featured.

(Credit: Optus)

Soldiers marched in sync with the music as the float moved up Oxford street

(Credit: Optus)

Glinda the good witch greets the crowd.

(Credit: Dawn Hough)

IBM and Telstra employees joined employees from companies such as KPMG and ING on the Pride in Diversity float.

(Credit: Dawn Hough)

Participants dressed up in a variety of uniforms to show off jobs from different workplaces.