[2][3] On 11 February 2023, Kotev signed a two-and-a-half-year contract with Russian Premier League club Khimki.
On 28 June 2023, Kotev returned to Arda Kardzhali on a season-long loan.
[5] On 20 August 2024, Kotev returned to Arda Kardzhali on a permanent basis and signed a three-year contract.
[6] In August 2018 he was called up for the Bulgaria U21 team for the 2019 UEFA European Under-21 Championship qualification matches against France U21 and Montenegro U21 to be held on 7 and 11 September 2018.
This biographical article related to association football in Bulgaria, about a midfielder, is a stub.