He is on the books of BATE Borisov and wears shirt number 9. His main role on the pitch is Forward. His estimated market valuation currently stands at 100K €.

His latest transfer saw him join BATE Borisov from BATE Borisov II via on 2024-01-01.

During the Belarusian Premier League 2025 campaign, Nikolay Mirskiy made 10 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.