She started university at Budapest University of Technology and Economics, but graduated from the List Academy of Music in Budapest in 2008, and got her Master degree in 2014 at the Royal Conservatory of Brussels.

Her current main project is a duo with guitar player Bálint Gyémánt. Their second duo album Tell Her was released on Traumton Records in February 2017 to a critical acclaim.

Veronika founded her first jazz band in 2005. Between 2006 and 2011 the quartet released four albums, two of which reached the top of the vocal jazz charts at Tower Records, Japan. Besides her jazz career, she gained success in the Hungarian alternative music scene, collaborating with the Erik Sumo Band and the Pannonia Allstars Ska Orchestra. She also featured two albums of the experimental electronic trio Bin-Jip as well as a musical and literary project based on works by the Hungarian avant-garde poet Lajos Kassák. She also won the award of Budapest Fringe Festival in 2007 in the category of "The best voice of Budapest Fringe".

In 2014 she became permanent artist in residence at the Valley of Arts Festival in Hungary, where she is responsible for the jazz program of the cultic ten days festival.

In 2014-15 Veronika Harcsa ran a monthly concert series in Berlin, inviting guests from the local scene. Musicians such as David Friedman, Julia Hülsmann,  Samuel Blazer or David Helbock accepted her invitation.

The duo with Bálint Gyémánt was selected to showcase at the Jazzhead 2015 European Jazz Meeting.