Torosidis made his senior debut for Skoda Xanthi on 19 April 2003 at the age of 17 and scored his first goal in the Super League against Iraklis on 17 October 2005.
Torosidis melakukan debut seniornya saat membela skoda Xanthi pada tanggal 19 April 2003 di usia 17 dan mencetak gol pertamanya di Liga Super melawan iraklis pada tanggal 17 Oktober 2005.