Born in 1998 in Dnipro, Ukraine, he was trained as a mandolin player at the Dnipro Academy of Music (2013–17). He also graduated in composition from Kyiv Ukrainian National Tchaikovsky Academy of Music (class of Oleksandr Kostin in 2017–22, Mykola Kovalinas in 2022–23). 

Pikush won the 4th Prize as well as the Walter Feldman Special Award in the Borys Lyatoshynsky All-Ukrainian Young Composers Competition (Kharkiv, 2018). He was a Metropolitan Andrei Sheptytskyi Scholarship holder and artist-in-residence (Lviv, 2021). In 2023 he won the 2nd Myroslav Skoryk All-Ukrainian Composition Competition (Lviv), took part as a composer in Le Vivier Interuniversitaire’s Muse Project (Montreal) as well as the National Tchaikovsky Academy’s and Transhumanism Multimedia projects (both in Kyiv). In 2024 he received the Levko Revutskyi State Prize (2024). 

He has participated in numerous new music masterclasses, including the International Masterclasses in Lviv (twice). He has consulted such composers as Šimon Voseček, Tamara Friebel, Anna Korsun, Sławomir Wojciechowski, Sergei Meingardt, Etienne Hann, and others. In 2023 he took part in Warsaw Autumn Festival’s composition masterclasses conducted by Yannis Kyriakides and Sky Macklay and in the contemporary music projects of New Music Centre in Kyiv (2023). 

His works have been performed at such international contemporary music festivals as the Tage der Neuen Musik Bamberg, Usedomer Musikfestival, Kontrasty / Contrasts, Kharkiv Music Fest, and New Music in Ukraine, by, among others, the National Soloists’ Ensemble Kyiv Camerata National Symphony Orchestra, Kharkiv Music Fest Quartet, Nostri Temporis, ensemble recherche (Germany), and Proton Ensemble Bern. 

Selected works: Variations for piano (2018), Quintet for flute, oboe, clarinet, cello and double bass (2019), #melancholie, (2019), Sempre, piano quintet (2020), Split for cello (2020), Josephine, chamber opera after a short story by Franz Kafka (2020), Summa Temporum for chamber orchestra (2021), Summa Tempologica for ensemble (2021), Contrapunctum for string quartet (2022), Radio Quartet for string quartet (2022), Protean for flute, oboe, clarinet, harp and piano (2023), Be a Cycle for flute, violin, double bass and piano (2023), Violin Concerto (2023), Concellastra (2023), Noon for violin, cello and electric guitar (2023), Terra Clastri for string quartet and harpsichord (2024).