Claudia Buder was born in Leipzig. She completes her studies with Prof. Ivan Koval at the Hochschule für Musik Franz Liszt in Weimar, and with Prof. Mie Miki at the Folkwang Universität der Künste Essen. She wins prizes at many national and international competitions, including the first prize at the 3rd Competition for Music of the 20th Century, 1994.

She starts to teach at the Turku University of Applied Sciences in Finland, the University Prešov in Slovakia, and the ARTEZ Enschede in Netherlands broadening his horizons.
The education of children and young people is a special concern of her. For this reason she leads alongside masterclasses also promoting courses at an international level. She becomes a professor at the Hochschule für Musik Franz Liszt in 2007. In 2009 she set up the accordion specialisation at the Hochschule für Musik in Münster.

Claudia Buder is entranced by the versatility of her instrument. Her chamber-music activities, with a number of different ensembles, are documented in a range of CDs (academy label, animato, bis, hänssler classic); moreover she performs with larger ensembles such as the Ensemble Ascolta, Ensemble Avantgardes and the Ensemble Modern. She performes the accordion parts in the world premiere of Alfon Karl Zwicker’s opera Death and the Maiden, the German premiere of the new orchestration of Alban Berg’s Lulu, and the German premiere of Georges Asperghis’ opera Les Boulingrins.
She appears as soloist with ensembles such as the Amsterdam Sinfonietta, BBC Philharmonic and the Royal Stockholm Philharmonic Orchestra, and she commissions several new works from composers such as HK Gruber, Georg Katzer, Steffen Schleiermacher, Rebecca Saunders and Annette Schlünz.