After returning from his loan at Milicionar, Ćirković played his first official game for Partizan in November 1999.
He was subsequently a member of the team that reached the group stage of the 2003–04 UEFA Champions League, converting the decisive penalty in the shoot-out against Newcastle United in the final qualifying round.
[4] At international level, Ćirković was capped 12 times (3 unofficial) for Serbia and Montenegro (previously known as FR Yugoslavia).
[5] He made his international debut in November 2000, coming on as a substitute for Nenad Sakić in a 2–1 away friendly loss to Romania.
[6] In January 2001, Ćirković represented his country at the Millennium Super Soccer Cup, as the team would go on to win the unofficial tournament.