Zuzanna Sosnowska as a valued soloist and chamber musician has won over 20 awards at international competitions on three continents. Among her most important achievements are the 1st prize (ex aequo) and eight special prizes at the 10. Witold Lutosławski International Cello Competition in Warsaw. Other distinctions include: 1st prize at the Anton Rubinstein International Competition in Düsseldorf, 3rd prize at the B. Mazzacurati competition in Turin, 2nd prize in Liezen, 1st prize at the Petar Konjovic competition in Belgrade, as well as 2nd prize (the first prize was not awarded) at the 9th Antonio Janigro Competition in Poreč, and special prizes in Zagreb and at the "Luis Sigall" competition in Chile.

She has performed as a soloist with leading orchestras such as the National Philharmonic in Warsaw, the Polish Radio Orchestra in Warsaw, the Podlasie Opera and Philharmonic, AUKSO, Orquestra de Cambra de Mallorca, Orchestra della RAI in Turin, Metamorphosen Berlin and Philharmonische Orchester der Hansestadt Lübeck – under the baton of conductors such as Antoni Wit, Ahmed El Saedi, Tadeusz Strugała, Marek Moś, Dawid Runtz, Michał Klauza, Andrzej Humala, Mirosław J. Błaszczyk, Szymon Bywalec and Andrzej Klocek.

Together with the Spanish pianist Magí Garcías, she forms the award-winning Sosnowska-Garcías Duo, which won 1st prize at the Salieri-Zinetti International Chamber Music Competition in Verona and 2nd prize at the Swedish Duo Competition in Katrineholm. In 2025, they released their debut album "Im Volkston" with works by R. Schumann, M. de Falla and F. Say.

As a member of the Tansman Trio, she regularly performs all over Poland as part of programs such as m.in. "Polish Music Stage", "Silesia Sonans" and "Szczecin Classic", focusing especially on the music of the band's patron, Aleksander Tansman. The band's debut album "Tansman Trio plays Tansman" with premiere recordings of Tansman's works for string trio was released in December 2023 by the DUX label.

Zuzanna Sosnowska has performed at renowned festivals such as Krzyżowa Music, BASSO – Biennale of Low Sounds, Summer Concerts on Grochowska Street, Clasclas (Spain), Music Connects (Switzerland), Thy Chamber Music Festival (Denmark), Musikfest Goslar and Heidelberger Frühling (Germany). She has collaborated with outstanding musicians, m.in. Vadym Kholodenko, Sunwook Kim, Marie-Pierre Langlamet, Antonio Meneses, Arto Noras, Diana Ketler, Roland Krüger, Andrej Belov, Sharon Kam and Midori.

Zuzanna Sosnowska has performed in prestigious halls such as the Elbphilharmonie in Hamburg, the Beethoven-Haus in Bonn, the Royal Castle in Warsaw, the Luxembourg Philharmonic and the Auditorio Nacional in Madrid. Her performances have been broadcast by Polish Radio Dwójka, NDR, Radio Nacional de España, Idagio and Allegro HD Television. Together with the Polish National Radio Orchestra conducted by Bassem Akiki, she recorded Grażyna Bacewicz's Cello Concerto No. 1.

She began learning to play the cello at the age of seven in Białystok under the direction of Grażyna Gedroyć, and then continued it at the Zbigniew Brzewski School of Music in Warsaw with Professor Andrzej Orkisz. From 2012, she studied at the Hochschule für Musik "Franz Liszt" in Weimar under the supervision of Prof. Wolfgang Emanuel Schmidt, from which she graduated with honours in 2018. She then obtained her master's degree at the Escuela Superior de Música Reina Sofía in Madrid, where she studied with Prof. Jens Peter Maintz and Fernando Arias, and in 2023 she completed the Konzertexamen at the Musikhochschule in Lübeck with Prof. Troels Svane.

She has received numerous awards and scholarships, including the Queen ofSpain's Special Award (2019 and 2020) and scholarships from the Yehudi Menuhin Live Music Now Foundation, Villa Musica, the National Children's Fund in Poland, Deutschlandstipendium, Charlotte Krupp and the Ministry of Culture and National Heritage.

Since 2022, he has been teaching at the Hochschule für Musik und Tanz in Cologne. From 2025, he will also work at the Leopold Mozart Zentrum of the University of Augsburg, and regularly gives master classes in Poland, Germany, Spain (m.in. at the Conservatorio Superior de Música de las Islas Baleares) and Namibia.

In the 2025/26 season, she will also work as concertmaster of the cello group from the Gürzenich-Orchester in Cologne.

Currently, he plays a cello made by the Polish violin maker Andrzej Bobak (2007).