He currently plays for BATE Borisov, wearing the number 9 shirt. He plays primarily as a Forward. His preferred foot is Left. His current market value is estimated at 75K €.

His most recent move was a from BATE Borisov II to BATE Borisov on 2023-12-31.

In the Belarusian Premier League 2025 season, Nikolay Mirskiy scored 0 goals and provided 0 assists across 10 appearances, averaging 0 goals per game with 0 shots attempted and 0 on target.