Career
Born in Sofia, Bulgaria, Iliev kicked off his youth career with local club CSKA Sofia before being transferred to Bolton Wanderers youth academy in 2011. In 2014 he signed a professional contract with the club On the 17th of October 2014, Iliev joined League Two side Carlisle United on a month long loan deal.
He made his debut against Plymouth Argyle playing the whole 90 minutes of the match.
He returned to Bolton at the end of the month loan, having made four appearances. On the 15th of May 2015, Bolton announced that Iliev had been released along with 12 other players.
On the 31st of January 2016, it was announced that Slavia Sofia had signed Iliev as a free agent.