[citation needed] In round 19 of the 2021 NRL season, Sexton made his debut for the Gold Coast against the St. George Illawarra Dragons, scoring a try and kicking six goals during a 32–10 victory.
[3][4] Sexton played a total of 19 games for the Gold Coast in the 2022 NRL season as the club finished 13th on the table.
[6] On 4 July, he was released from his contract with the Gold Coast and transferred to the Canterbury-Bankstown Bulldogs immediately, signing a two-year deal.
[7][8] Sexton made his Canterbury debut in the clubs 36-32 victory over South Sydney in round 19 of the competition.
[9] Sexton played 16 games for Canterbury in the 2024 NRL season as the club qualified for the finals finishing 6th on the table.