He eventually won out, impressing Sydney FC's goalkeeping coach Zeljko Kalac and manager Ian Crook.

[5] He would rejoin his former goalkeeping coach Zeljko Kalac, stating that it played a large role in his switch to his former's cross-city rivals.

After playing the rest of the season on painkillers he eventually required surgery in June for a severe Rotator cuff tear injury.

Janjetovic was released by the Wanderers at the conclusion of his contract when the 2021–22 A-League season finished with his injury forcing him into retirement as a football player.

[6] In 2024 it was announced that following recovery from his rotator cuff injury, Janjetovic had signed a contract with Wollongong Wolves for the 2024 National Premier Leagues season.