[3] His squad number was confirmed as 5, replacing Žarko Tomašević who moved to Kortrijk soon before Nemanja Petrović arrival.
Petrović made his first appearance of the 2014–15 season on 15 July against HB Torshavn in second qualifying round for UEFA Champions League.
[9][10] On 28 August 2014, Petrović and his team enters the group stage of the UEFA Europa League, after of victory over the Azerbaijanian club Neftçi.
[12] He is in all other matches in the Europa League been on the bench except in the last game in the group stage where Petrović played against Greek club Asteras Tripolis.
Petrović made his debut for Serbia national football team on 25 January 2023 in a friendly match against USA.