[1] Later, on 5 August 2008, Boyan played in a match against German vice-champion Werder Bremen.
Boyan made his official debut for Levski on 13 August 2008 in a match against FC BATE Borisov.
A few days later Iliev returned to his hometown club Spartak Varna.
In January 2017, Iliev returned to Bulgaria and joined Levski Karlovo.
This biographical article related to association football in Bulgaria, about a midfielder, is a stub.