Career
Born in Sofia, Popov began playing football in 2002, in the youth team of CSKA Sofia.
Born in Sofia, Popov began playing football in 2002, in the youth team of CSKA Sofia.
He made his first team debut on 15 December 2012 at 17 years 17 days, in a 5–0 win over Chavdar Etropole for Bulgarian Cup, coming on as a substitute for Ivan Bandalovski. On 10 March 2013, Popov made his league debut, coming on as a first-half substitute during the 2–0 win over Chernomorets Burgas.