[9] Lambulić collected 12 Serbian First League appearances at total until the end of 2017,[1] missing the last fixture match of the first half-season due to injury.
[12] He made his Serbian SuperLiga debut in opening match of the 2018–19 season, against Radnički Niš at the Čair Stadium, on 22 July 2018.
[15] He made his debut for the team in a friendly match against Italy on 14 December 2017 under coach Milan Kosanović.
[17] He also made a single appearance in the elite qualification round, failing to qualify to 2017 UEFA European Under-19 Championship.
[3] Playing with Brodarac, Lambulić promoted as one of the defenders in the youth league with the best prospects, and also called into the national under-19 team.