Maxim was born in 1981 in Kiev. He graduated from the National Music Academy of Ukraine as an oboist (2005) and as a composer (2009) and from the Hochschule für Musik und Tanz Köln as a composer (with Prof. Johannes Schöllhorn, 2016). He participated in the International Young Composers Academy in Tchaikovsky City (2013) and in readings of Ensemble MusikFabrik.

Winner of the national competitions Gradus ad Parnassum (Kyiv, 2000), Step to the Left (Saint Petersburg, 2012), Skoryk Competition (Lviv, 2021) and 3rd prize winner of the Vareler Komponistenpreis (Oldenburg, 2015).
In 2020 he was included in the catalogue of the Ukrainian Institute, which presents the highlights of the Ukrainian contemporary music scene.

His music has also been performed at international festivals: MATA Festival (New York), Summer New Music Courses in Darmstadt (Darmstadt), Summer in Stuttgart (Stuttgart), New Talents (Cologne), Donaueschinger Musiktage, Warsaw Autumn (Warsaw), World Music Days (Leuven), Other Space (Moscow), Gogolfest (Kyiv), Contrasts (Lviv), Randfestspiele (Zepernick), Ukrainian Contemporary Music Festival (New York) etc.
Performers of his music include Ensemble MusikFabrik (Cologne), Haydn Orchestra (Bolzano), Arditti Quartet, Amaryllis Quartet (Hamburg); Ascolta (Stuttgart), KlangForum Heidelberg, notabu.ensemble, Latenze Ensemble (Basel), Lions Gate Trio (U.S. and Europe), Neo Quartet (Gdansk), Ukho Ensemble (Kyiv), National Symphony Orchestra of Ukraine (Kyiv), Kiev Chamber Orchestra (Kyiv), Ensemble Nostri Temporis (Kyiv), Moscow Contemporary Music Ensemble (Moscow), Ian Pace (London), Helen Beldsoe ( Cologne), Hayk Melikyan (Yerevan), Enno Poppe (Germany).

Since 2015 Maxim Kolomiiets has also worked as principal oboist in the contemporary music ensemble Ukho (Kyiv) and since 2018 in the Kyiv Symphony Orchestra. With the Ukho Ensemble he realised the Ukrainian premiere of the Concerto for Oboe No.2 by Luca Francesconi, as well as ensemble pieces by P.Boulez, S.Gervasoni, B.Ferneyhough, L.Berio, G. Kurtag and many others.

Maxim Kolomiiets is co-founder of the contemporary music ensemble Ensemble Nostri Temporis (2007), founder of the baroque music ensemble Luna Ensemble (2014) and music curator at Gogolfest Kyiv (2017).