Barnsley have signed Celtic winger Saidy Janko on loan until the end of the season, announcing the deal with 15 minutes left of the summer transfer window. 

The 20-year-old, who can also play at right-back, is a Switzerland under 21 international who began his career at Manchester United. 

He played once for the Reds Devils before a loan spell at Bolton Wanderers in the Championship which brought ten games and one goal. 

Janko joined Celtic last year and has played 20 matches for the Scottish giants.