Morrison attended Ripley St Thomas Church of England Academy in Lancaster, Lancashire and also played youth football for Westgate Wanderers up to under-11 level.
[3] He made his first team and professional debut on 5 November 2022 when he replaced Brendan Sarpong-Wiredu as a late substitute in the 3–1 FA Cup First round victory over Oxford City at Highbury Stadium.
[4] On 13 October 2023, Morrison joined National League North club King's Lynn Town on an initial one-month youth loan deal.
[6][7] In August 2024, Morrison joined newly promoted National League side Tamworth on a season-long loan deal.
[8] On 6 September 2022, he was called up by Scotland under-18's for a three match friendly tournament at the end of the month in Limoges for the fixtures against Poland, France and Estonia.