Having obtained diplomas from the Tchaikovsky Conservatory of Moscow, she was a prize winner at the All Union Competition in St Petersburg. In 1981 she won the Grand Prize at the Liszt-Bartók International Piano Competition in Budapest. A member of the Lithuanian opposition movement, she was only able to leave the USSR in 1989. In Paris she won the First Prize in the Concours international Les Grands Maîtres Français.
Playing on all five continents, Rubackytė has a repertoire of 40 concertos and 30 recital programmes. Always open to the latest challenge, in one day she performs the complete Years of Pilgrimage by Liszt and the complete 24 Preludes and Fugues by Shostakovich.
In 1999, the Beethoven Archives of Bonn entrusted her with the new version of Beethoven’s Piano Concerto No. 4 for piano and string quintet, whose world premiere she recorded. To celebrate the bicentenary of Liszt’s birth in 2011, the International Committee offered her a membership. In 2012, the Hungarian Ministry of Culture awarded her the Pro Cultura Hungarica prize for her promotion of Liszt’s legacy.
In 2012, Mūza Rubackytė performed Krzysztof Penderecki’s “Resurrection” Concerto for Piano and Orchestra in Puerto Rico, and again in 2013, at the opening of the 3rd Vilnius Piano Music Festival for the Maestro’s 80th birthday.
The President of the Republic of Lithuania awarded her the Legion of Honour for her actions in support of independence, and several decorations for her commitment as a cultural ambassador. She is the founder and artistic director of the biennial Piano Music Festival in Vilnius. Her discography of around 30 titles includes the complete Years of Pilgrimage by Liszt (Lyrinx), 24 Preludes and Fugues by Shostakovich (Brilliant Classics), and 10 concertos for piano and orchestra (Great Lithuanian live recordings, Doron). Her two latest recordings (Brilliant Classics) are devoted to the music of Louis Vierne for piano (2015) and string quartet and vocal (2016).