Ivanović started his football career at the age of five in 2008 with SVg Mayrhofen, where he played until 2015. On 31 August 2024, Ivanović signed a four-year contract with
Union SG in Belgium. He capped off his debut season with Union by winning the
league title and scoring 20 goals across all competitions. On 31 July 2025,
Benfica announced that Ivanović had signed a five-year contract with the club. One week later, on 6 August, he scored his first goal on his debut in a 2–0 away victory against
Nice in the
Champions League qualifying. ==International career==