Svetoslav Dyakov

Born in Blagoevgrad, Dyakov began his football career with a local club, Pirin. In 2005, he signed with Pirin 1922.

Lokomotiv Sofia

On 18 June 2008, Dyakov became Lokomotiv Sofia's first summer signing. He signed a three-year contract. He made his debut on 9 August 2008, in a 1–0 away win over Minyor Pernik. Dyakov made a further 24 league appearances in the 2008–09 season without scoring. His first goal came in a 3–0 home win against Sliven 2000 on 6 November 2010. During his three years at Lokomotiv, Dyakov made 79 appearances, scoring two goals.

Ludogorets Razgrad

After his contract with Lokomotiv expired, Dyakov joined Ludogorets Razgrad on a free transfer. He signed a two-year contract on 4 June 2011. Dyakov made his league debut against Lokomotiv Plovdiv in a 0–0 home draw on 6 August. He enjoyed a successful first season at Ludogorets and quickly established himself as a first team regular. On 19 May 2012, Dyakov scored his first goal as a Ludogorets player in the team's league match against Kaliakra Kavarna after scoring a penalty. Ludogorets won the match 4–0. In his first season with Ludogorets, Dyakov collected his first A Group title winner's medal. He also won for first time in his career Bulgarian Cup and Bulgarian Supercup. On 18 June 2013, Dyakov was appointed the club captain of Ludogorets for the 2013–14 season. He scored his first-ever European goal on 3 October, in a 3–0 home win over Dinamo Zagreb in the group stage of Europa League.…

On 14 February 2012, Dyakov was called up to the Bulgaria squad, for their friendly fixture against Hungary. Two weeks later, he marked his international début at the age of 27, with an assist to a Valeri Bojinov goal in the 1–1 draw at ETO Park. On 11 September 2012, Dyakov was sent off for a second yellow card in a 2014 World Cup qualifier against Armenia that was won 1–0 by Bulgaria. On 11 October 2013, he received a red card after being cautioned twice against the same opponent – Bulgaria lost the match held in Yerevan 2–1. On 7 February 2015, Dyakov captained his country in the 0–0 draw with Romania in a non-official friendly match, as Ivelin Popov and Nikolay Bodurov were absent from the team.

Club

As of 18 May 2021

International

As of 12 November 2017

Dyakov is also enrolled as a student at the South-West University, where he is pursuing coaching studies.