Since completing his studies at the Royal Academy of Music in London under the tutelage of Malcolm Martineau, Sergey has worked extensively for City of Birmingham Opera, English Touring Opera, Garsington Opera, Opera Holland Park and Grange Park Opera. He has been elected an Associate of the Royal Academy of Music, London and joined the coaching staff of the Jette Parker Artists' Programme at the Royal Opera House. After working as chief repetiteur on the ROH production of Eugene Onegin, he joined the music staff team for Lucia di Lammermoor, Nabucco, The Nose, Les Contes d'Hoffmann and Der Rosenkavalier.

Maintaining various coaching commitments throughout the year, Sergey has returned to Glyndebourne for Le nozze di Figaro and travelled to La Monnaie in Brussels for Tchaikovsky's The Queen of Spades. Most recently he worked as the assistant conductor for Evelino Pidó on La bohème at the ROH and will assist Paul Daniel on The Queen of Spades at Grange Festival later in the season. He will conduct Giulio Cesare in English Touring Opera’s Spring 2023 season.