Career
He has previously played for the Tippeligaen clubs Lillestrøm and Haugesund. Hailing from Gjøvik, Johansen played for Gjøvik FF before he joined Raufoss Illinois ahead of the 2011 season. He was loaned out to Lillestrøm in August 2011, and Johansen played four matches for the club in Tippeligaen but Lillestrøm did not use their option to sign him permanently.
Johansen returned to Raufoss ahead of the 2012 season, and scored 14 goals in 16 matches for the team in the Second Division before he was sold to FK Haugesund in August 2012.
Johansen made his debut for Haugesund in the 0–1 loss against Odd in September 2012. He scored his first goal in Tippeligaen in the match against Sandnes Ulf on 23 September 2012.
Ahead of the 2014 season, Johansen transferred to Odd, and their head coach Dag-Eilev Fagermo stated that he had been watching Johansen since Odd met Raufoss in the 2012 Norwegian Football Cup. Johansen first represented Norway when he played for the under-18 team in 2011.
He has later represented Norway at under-19 and under-21 level