Aside from 9 games in Russia in 2007, Umicevic played in Sweden until 2012. He then moved to the Finnish SM-Liiga, where he was known as a playmaker.[4]
At the end of the 2013–14 season he moved to the NLA in Switzerland and signed with EHC Biel for the playoffs.[5] He scored 6 goals and 10 assists in 15 games, earning him a one-year contract with Biel for 2014-15.[6]
For the 2015–16 season, Umicevic signed a one-year contract with the DEL team Kölner Haie.[7] In August 2016, he signed a two-year deal with another German team, Krefeld Pinguine.[8]
Following the 2017–18 season, Umicevic opted to leave as a free agent and sign a new two-year contract in the neighbouring EBEL with Austrian club Steinbach Black Wings Linz on May 1, 2018.[9]