On 22 August 2020, Brindley made his debut for Kilmarnock, as a substitute, in a 2–0 defeat in the Scottish Premiership away to Rangers.
[3] He joined Scottish League One side Dumbarton on loan in March 2021.
[4] He scored his first senior goal for the Sons on 17 May 2021 in a 3-1 away win against Edinburgh City in the League One playoff final.
[5] On 29 January 2022, Brindley joined Scottish League Two side Forfar Athletic on loan until the end of the season.
This biographical article related to association football in Scotland, about a midfielder born in the 2000s, is a stub.