Born in the district of Wakiso, Kizito began his football career with local club Vipers S.C. in 2009, at the age of 15.
During his first professional season with the Vipers in 2010, the team won the Ugandan Super League for the first time ever.
He made his debut for the Matosinhos club on 16 September against Leça in a Taça de Portugal second round tie.
[5] Kizito, however, suffered a goal-scoring drought as he scored only two goals from October to the end of the season.
[12] On 9 January 2020 signed the Israeli Premier League club Hapoel Kfar Saba.