Perošević started his career playing at youth level for his hometown club Osijek with whom he had signed a scholarship contract in February 2010.[2] He made his debut for the first team as a late substitute in a 2–0 win against Cibalia on 13 May 2010 in the last round of 2009–10 season.[3] After injuries kept him out of action for a year, he returned for the second part of the 2011–12 season.[4][5] He scored his first goal in Prva HNL in a 2–1 defeat against Cibalia on 11 March 2012, converting a first-half penalty.[6] He finished the season as Osijek's top league goalscorer with seven goals.
On 23 September 2021, Perošević moved to India and signed with Indian Super League side SC East Bengal.[8][9] He scored 4 goals in 14 matches as his team finished in bottom of the league table.
In January 2023, Perošević returned to Croatia, signing for Slaven Belupo.[10]
On 21 August 2023, he joined Polish I liga club Podbeskidzie Bielsko-Biała on a one-year deal, with an extension option for another year.[11] On 4 January 2024, he left the club by mutual consent.[12]
International career
Perošević made his senior international debut on 11 January 2017 against Chile at the China Cup, that ended 1–1. His second and final international was against the hosts at that same tournament.[13]