After the departure of his brother Jayden to Newcastle, Brailey became the Sharks’ first-choice hooker for the 2020 NRL season. Brailey played in 20 games throughout the shortened season, including Cronulla’s elimination final exit.[6]
2021
Brailey played a total of 24 games for Cronulla in the 2021 NRL season which saw the club finish 9th and narrowly miss out on the finals.[7]
2022
Brailey played 26 games for Cronulla in the 2022 NRL season including both of the clubs finals games as they were eliminated in straight sets losing to North Queensland and South Sydney.[8]
2023
Brailey was added to the extended squad for the NSW Blues for Game 1 in Adelaide.[9]
In round 18 of the 2023 NRL season, Brailey made his 100th first grade appearance for Cronulla in their 52-16 victory over rivals St. George Illawarra.[10] Brailey was named 2023 Porter Gallen Medal winner as 2023 Cronulla Sharks player of the year and also Tommy Bishop Player's Player.[11]
2024
Brailey played 27 games for Cronulla in the 2024 NRL season as the club finished 4th on the table and qualified for the finals. Brailey played in the clubs preliminary final loss against Penrith.[12]