In season 1997–98, at the age of 21, he made his debut in professional football with Maritsa Plovdiv.
In the next year Kondev was part of the Litex Lovech squad, with which he played 3 matches and scored 1 goal (against Widzew Łódź) in the qualifying rounds of the UEFA Champions League.
In 2008 Kondev returned in Bulgaria, signing a contract for two seasons with PFC Montana.
In May 2023, Kondev was appointed as manager of Montana for the second time, in this case in an interim capacity,[4] remaining in this position for three weeks.
This biographical article related to association football in Bulgaria, about a midfielder, is a stub.