He worked as a professor at "Niko Rolović" gymnasium and was a director of cultural and informative center in his hometown of Bar.

[3] In 2003, Lekić fell out with the new Montenegrin president Milo Đukanović, leader of the ruling DPS, and left the Yugoslav diplomatic service.

At the same time, he lectured international relations and negotiation technique at the faculty of humanities, Sapienza University of Rome from 2005 to 2007.

In 2012, he became the leader of the opposition alliance Democratic Front formed by the Movement for Changes (PzP) and the New Serb Democracy (NOVA).

[5] Lekić ran in the 2013 presidential election, supported by entire Montenegrin opposition both his Democratic Front, the Socialist People's Party (SNP) and Positive Montenegro (PCG).