After moving to Bolton as a two-year old, Brierley played junior rugby with local club Westhoughton Lions.

Brierley's first appearance for the club came on Saturday 7 January 2012 when he scored two tries in a friendly victory away to Super League neighbours Salford.

[12] Brierley played 26 games for Salford in the 2022 Super League season including the clubs semi-final loss against St Helens.

In the 2023 Super League season, Brierley played 26 games for Salford as the club finished 7th on the table.

[13] Though born in England, Brierley's family is from Kilwinning in North Ayrshire, and thus he qualifies to play for Scotland at international level.