Born in Beverwijk, North Holland. Luijckx began his career in his hometown Castricum with Vitesse 1922 before being scouted AZ in 1996. He initially played for the youth side and was then promoted to AZ's first team in the Eredivisie. Having made one league appearance in a year, he was loaned out to S.B.V. Excelsior in July 2007. He left Excelsior after only two games in the season 2007–2008 and returned to AZ, where he played 15 matches in the 2008–2009 season and won the 2008–09 Eredivisie. On 26 May 2009, his club announced they were planning without him and he would be searching a new club.