He is best known for his roles in television series Young Lions as Justin Carmody, Home and Away as Robert Robertson, and Wentworth as Maxine Conway.

He completed a degree in creative writing and literature before studying acting at NIDA (National Institute of Dramatic Art), graduating in 2000.

[9] He appeared in television series Dance Academy in 2010 as Adam the Psychologist and in 2011 had a guest stint on Home and Away as Detective Robert Robertson.

[10] In 2013, he appeared in the mini-series Paper Giants: Magazine Wars as Peter Dawson and in the 2014 telemovie Carlotta as Christopher.

[citation needed] In 2014 he joined the cast of Wentworth in the role of trans woman prison inmate Maxine Conway (formerly Max), Otto departed from the series in 2017.