He made his South Australian National Football League (SANFL) senior debut for the Glenelg Football Club in round 21 of the 2011 SANFL season, against West Adelaide.
Murdoch made his AFL debut in July 2012 against Port Adelaide.
[3] His younger brother Brodie Murdoch was recruited by St Kilda in the 2012 AFL Draft.
[5] Shortly after, he signed a three-year contract with the Gold Coast Suns.
[6] Murdoch played 14 games in the 2019 AFL season, but did not add to his tally during the 2020 AFL season, after which he was delisted and redrafted as a Category A rookie by the Gold Coast.