She took piano lessons with Maria Drzewiecka at Toruń Conservatory and later with Henryk Sztompka. In 1939 she settled in Kraków, where in 1945 she took up studies with Sztompka at the State Higher School of Music and developed her abilities for several years under Zbigniew Drzewiecki. In 1949 she won the 11th place in the 4th International Fryderyk Chopin Piano Competition in Warsaw.
Smendzianka mainly focused on Polish music (Chopin, Janiewicz, Krogulski, Ogiński, Szymanowska, F. Lessel, Zarębski, and contemporary composers).