[5][6] In 2017, he moved to Brisbane, playing for the Norths Devils in the Mal Meninga Cup and the Broncos in the NRL Under-20s competition.
[7] In 2018 and 2019, he played for the Devils' Hastings Deering Colts side, captaining them in their 2018 Grand Final win over the Townsville Blackhawks.
[11] In Round 11 of the 2021 NRL season, Hetherington made his first grade debut for Brisbane against the Sydney Roosters in a 34-16 win.
Hetherington made a total of 22 appearances for Brisbane in the 2022 NRL season as the club finished 9th on the table and missed the finals.
[15] Hetherington played 23 matches for Brisbane in the 2024 NRL season which saw the club miss the finals finishing 12th on the table.