In the Uganda cup 2020/21 season Kayondo helped Vipers SC to win the title.

[6] He joined the club in 2022 as he came from Vipers SC, and he was sold to Real Monarchs (loan) .

[8] He played 15 games and appeared on 13 more lineups for Real Monarchs, scored for them only one goal, and got 8 yellow cards.

[6] On 11th, July, 2024, Czech Republic First League side Slovan Liberec signed Aziz Kayondo from CB Leganes B on a four-year contract until 2028.

[9] He was playing for MFK Vyskov in the Czech Republic's second tier on a loan deal from CB Leganes B a Spanish club.