Jamie started with Chelsea aged 8 and progressed through the Academy, playing for England at under 17 and under 19 level. He has enjoyed loan spells at Stevenage, Gillingham and, most recently, MK Dons, where he won Player of the Year. Jamie was a key part in the 23/24 promotion campaign playing 23 times and making a crucial save in the semi final away leg at Peterborough to send United to Wembley.