Nikić, born to father Ilija and mother Radojka (née Tadić), started his career in the lower leagues with Modriča and Zvijezda Gradačac, before joining Željezničar.
Nikić's was part of the famous Željezničar squad which under the guidance of Ivica Osim reached the UEFA Cup semi-finals in the 1984–85 season.
He was the manager of Modriča, Kolubara, Žepče, Thermaikos, TOŠK Tešanj and Borac Šamac and Bratstvo Gračanica.
For a brief period, he was also head coach of the Republika Srpska official team (league selection) in September 2013.
[4] Nikić's son Branislav was also a professional player in Bosnia & Herzegovina and Greece where he also played for Zvijezda Gradačac and Čelik Zenica like his father.