*Club domestic league appearances and goals, correct as of 22:10, 26 November 2024 (UTC) ‡ National team caps and goals, correct as of 17:10, 23 November 2024 (UTC)
Coming through the youth system of Charlton Athletic, Anderson signed his first professional contract with the club on 5 October 2021, committing himself until 2024.[3]
He made his professional debut for the club as a 18–year–old, coming off the bench in the 75th minute of a 3–2 EFL Trophy Second Round defeat away at Plymouth Argyle on 22 November 2022 where he scored his side's second goal of the game in the 91st minute of the match.[4][5][6]