[4] Brandes was granted his first professional contract with Ajax on his eighteenth birthday in May 2022.
It was a three-year contract to take him with the club until 30 June 2025 and includes the option for an extra year.
[6] He made his unofficial debut playing in pre-season friendlies, and was on the substitutes bench for Jong Ajax at the start of the 2022-23 season.
[7] Brandes made his professional debut for Jong Ajax on 17 March 2023 in a 2-0 defeat against Almere City in the Eerste Divisie.
[8] He scored his first Eerste Divisie goal in September 2023, against Jong AZ in a 5-2 defeat.