He made his Serbian SuperLiga debut with Rad on 30 May 2009, coming on as a substitute and providing a vital injury time assist in a 2–2 home draw with Vojvodina.

With seven goals in the 2013–14 Serbian SuperLiga, Stojiljković was one of the most deserving for the team's success, finishing in fifth place in the competition, eventually securing them a spot in the 2014–15 UEFA Europa League.

[3] He made his debut for the club eight days later, coming on as a 61st-minute substitute for Rodrigo Pinho in a 2–1 home win over Nacional in the first game of the Primeira Liga season.

Stojiljković scored his first goals as an Arsenalista on 21 September, a brace in a 5–1 win over Marítimo also at the Estádio Municipal de Braga.

[5] After the end of 2017–18 campaign, he returned to Serbia in June 2018, joining Red Star Belgrade on a one-year loan deal.