ABA League
In the ABA League, Džikić led Budućnost to second place in the regular season with a 17–5 record. In the ABA League playoffs semifinal best-of-three series, they eliminated the Croatian team Cedevita 2 games to 1. In April 2018, Budućnost won the ABA League best-of-five finals series 3 games to 1 against the reigning champions Crvena zvezda. They were thus crowned ABA League champions for the first time in club history and also secured a spot in the 2018–19 EuroLeague, marking their return to the elite European competition after 16 seasons.