The Liverpool full-back completed the entire 90 minutes of the UEFA Euro League tie and created more goal-scoring chances than any other player on the pitch with four.
An own goal from Berat Djimsiti gave Scotland the lead early in the second half before Steven Naismith struck to seal the win.
Elsewhere for Reds on international duty, Rafael Camacho was a 54th minute substitute for Portugal U19s as they were defeated 3-1 by their Italian counterparts in Bologna.