 He scored the winning goal in Opava's first Czech First League victory - a 2–0 home win against Jablonec on 1 September 2018.In September 2018, Kayamba signed a contract with FC Viktoria Plzeň for a speculated transfer fee of €800,000.Opava chairman Marek Hájek revealed that this move constituted a record transfer revenue for the club, breaking the previous record that was the sale of Libor Kozák.