In 2009 he was awarded a Master of Music Diploma with distinction at the Guildhall School of Music and Drama in London, where he studied with Krzysztof Smietana.
Jan took part in masterclasses and festivals with Wanda Wilkomirska, Krzysztof Wegrzyn, Tomasz Tomaszewski, Thomas Zehetmair, Szymanowski Quartet, Takacs Quartet, Belcea Quartet and Bernard Greenhouse. He was a founding member of the Idomeneo String Quartet and the Alma Strings Ensemble.
In 2005 he performed as a soloist with the Orchestre Philharmonique du Luxembourg during the first concert in the Philharmonie in Luxembourg. He was an intern and a guest player at the Orchestre Philharmonique du Luxembourg, a guest leader of the Orchestre de Chambre du Luxembourg, as well as a member of the European Union Youth Orchestra. Since 2007 he has been a regular extra player with the London Symphony Orchestra. In 2009 he became a member of the Philharmonia Orchestra.
Since 2012 Jan has been collaborating with Jeunesses Musicales Poland on developing various education projects. He is one of the founders of the Lutoslawski Youth Orchestra, which is the only national youth orchestra in Poland.
Jan is also a yacht skipper. He has been sailing since the age of 10. His numerous voyages include the Mediterranean Sea, the Baltic Sea, the North Sea, the Norwegian Sea as well as the Arctic.