Virtanen started his professional career in 2011 at TPS, appearing primarily for their reserve team ÅIFK.

[2] Virtanen was an unused substitute as Hibs lost the 2015–16 Scottish League Cup final to Ross County.

[3] He made his first appearance for Hibs in a 2015–16 Scottish Cup tie against Inverness, coming on as a substitute after regular goalkeeper Mark Oxley lost a contact lens.

[4][5] Oxley was shown a yellow card by the referee during this incident, which caused him to be suspended for the Scottish Cup semi-final.

[7] Virtanen made one starting appearance for Hibs, playing in a 2016–17 UEFA Europa League qualifying first leg match against Brondby.