Jess Kav’s career as a session vocalist is exceptional. Her reputation precedes her, working with The Waterboys as a touring backing vocalist, featuring on Villager’s award winning album “Fever Dreams”, featuring as a vocalist with Hozier at Electric Picnic main stage. Kav has featured several times on RTE’s New Years Eve show and a regular vocalist with The RTE Concert Orchestra.

In 2025, Kav’s career hit a new peak as she joined Billy Idol as a featured vocalist for his South American Stadium Tour. Performing to massive audiences across the world,

At home, Kav continues to work with Jazz/Neo Soul collective Zaska, led by composer Max Zaska. Kav and Zaska recently appeared on soul legend Omar’s new album, performing the track “Holding Onto Life” with Grammy award-winning artist Ledisi.