Together with Nikola Škorić and Dejan Ćirjaković he is the creator and actor of several popular Serbian television show programs, including Noćna smena, Velika Srbija, Srbi u svemiru, Pravi fudbal and Državni posao.

Audiences in Serbia know him best for his roles as Professor Kišprdilov in Noćna smena and Đorđe Čvarkov in Državni posao.

In 2012 Banjac, alongside Nikola Škorić and Dejan Ćirjaković created Državni posao (The Government Job), which aired on RTV Vojvodina.

Both shows aired on RTV Vojvodina and were, unlike their previous work, met with a mixed reception from critics and audiences.

In 2017, Banjac, along with Nikola Škorić, appeared in Haris Planinčić's 0007, reprising his role as Đorđe Čvarkov from Državni posao.