Career
Born in Spišská Nová Ves, Vojtuš began playing in the local club Spišská Nová Ves, until he was transferred to Žilina in 2006. He made his senior debut for them on 24 October 2009, in a league match against Senica. Inter Milan signed Vojtuš in March 2010.
He was sent on 1–year loan to NK Zagreb during 2012-2013 season.
In August 2013, he was signed by Olhanense, managed by Abel Xavier, and played for 1 year in Portuguese Primeira Liga. In January 2015, Spartak Trnava signed Vojtuš as a free agent.
He made his league debut for them against Spartak Myjava on 28 February 2015.