Serhiy Kuznetsov

Kuznetsov began his footballing career in the Hungarian club Ferencváros, the club his father, also Serhiy Kuznetsov, joined in 1991 from Chornomorets. Serhiy Kuznetsov, a highly athletic striker, was noticed by the Professional Finnish side Jokerit in 2000, in which club Kuznetsov began his professional career. When playing in the Lithuanian premier league club FK Vėtra, Kuznetsov became the top scorer in the Lithuanian League, netting 19 goals in 42 appearances. In Nosta, Kuznetsov became the second highest scorer for the club in 2007. After the start of the 2008–09 season in the Ukrainian Premier League, Kuznetsov signed a 2.5-year contract with the Ukrainian Premier League side FC Karpaty Lviv. Kuznetsov has also played for the Ukrainian national youth football team.

Kuznetsov started his coaching career as an assistant to Oleg Kononov (who coached Kuznetsov previously for Sheriff, Karpaty and Sevastopol) in Russian clubs FC Arsenal Tula and FC Spartak Moscow. On 29 September 2019, following Kononov's resignation as Spartak manager, he was appointed caretaker manager for Spartak. He left Spartak after permanent manager Domenico Tedesco was appointed on 14 October 2019.

Diósgyőr

On 24 August 2022, he was appointed as the manager of Nemzeti Bajnokság II club Diósgyőri VTK. He led the club to promotion to Nemzeti Bajnokság I. On 31 January 2024, he was sacked.

Győr

On 24 February 2024, he was appointed as the coach of Nemzeti Bajnokság II club Győri ETO FC.

He is the son of footballer Serhiy Kuznetsov who in 1983 represented Ukraine at the Spartakiad of the Peoples of the USSR.