Jamie progressed through the youth ranks at Hearts before joining Cowdenbeath in the summer of 2014, with his debut for the Blue Brazil coming in an August 2015 League Cup tie against Dunfermline.
Jamie made more than 30 appearances for Cowdenbeath over the last two campaigns and has faced Thistle in competitive action when he kept goal in last season’s Youth Cup tie against the Jags.
The highly rated goalkeeper spent time on trial with Hibernian last season and joins Thistle on a two year contract.
Contract Expiry: May 2019
