He is a member of the People's Party Work for Prosperity, and has served as Federal Minister of Agriculture, Aquaculture and Forestry from 2011 to 2015.

[2] Lijanović is the Vice president of the People's Party Work for Prosperity, which was founded by his brother Mladen.

[1] In 2010, he ran as a candidate for the office of Croat member of the Presidency of Bosnia and Herzegovina, but won only 8% of the vote.

[4] Lijanović was arrested in 2014 together with his three brothers and father for organised crime, money laundering, tax evasion and for fabricating or destroying his financial records.

[7][8] In October 2019, the Federal Supreme Court confirmed his conviction for abuse of office with illegalities in awarding incentives to agricultural producers in Tuzla Canton from 2011 until 2014, and ordered confiscation of the unlawful proceeds in the amount of BAM 650,000.