Career
Stefanidis started his career in the club of his hometown Kilkisiakos. After a short spell for Akratitos he returned to Kilkisiakos. After playing for Kastoria and Agrotikos Asteras in July 2012 he signed for Iraklis.
He debuted for his new club in the opening match of the season.
On August 2013 he moved to AEL. He played for almost 1.5 years and scored 22 goals in the Football League 2 championship, being a key player to the team"s promotion in the second category. In January 2015 he signed once again with Agrotikos Asteras.