[2] Barjonas made his debut for Rangers in a Scottish Premiership match against Partick Thistle on 7 May 2017, coming on as a 71st-minute substitute in a 2–1 win for the Gers.
[3][4] On 15 August 2018, Barjonas joined League Two side Bury on loan until January 2019.
[9][10] In June 2023, Barjonas signed for Scottish League One club Hamilton Academical on a two year deal.
[12] He was born in Leeds, Yorkshire to Scottish parents, and the family moved back to Scotland when he was a small child.
This biographical article related to association football in Scotland, about a midfielder born in the 1990s, is a stub.