The budding defender arrives from Bul’s rivals Busoga United FC and has penned a two-year contract.
Ssemakula is a product of Jinja Secondary School and only got promoted to Busoga United senior team in the second round of last season.
He featured in six league games and earned a call to the Uganda’s (U20) team, the Hippos, who played at the Cecafa Junior Championship hosted by Uganda in Gulu and Njeru.
Ssemakula joins the growing list of players that are leaving Busoga United including Nelson Mandela and David Bagoole.
Ibrahim Mugulusi, Aggrey Madoi, goalkeeper Davis Mutebi, Kenneth Kibaale, Peter Onzima and Paul Mbaziira,l among others have already joined Bul ranks.