Luamba made his first-team debut for Oldham Athletic on 29 December 2020, starting in a 0–0 draw at Grimsby Town before he was taken off for Davis Keillor-Dunn on 67 minutes. Manager Harry Kewell said that "it was disappointing that he didn't get his goal but he worked very hard and I think he is a special talent".[2] He entered negotiations with the club regarding a new contract at the end of the 2022–23 season.[3]
In October 2023, Luamba signed for League Two club Salford City, joining the club's reserve team until the end of the season.[4]