Jack is a session player (Cerys Matthews, Marianne Faithful, John Surman) chamber/orchestral performer, and regular band member with Anna MeredithFirefly Burning, Namvula

As a composer he has written for RLPO, Sinfonia ViVA, ENO , Channel 4 as well as creating two award winning children's song and story books - Flutter and Fly and The Boat and The Blue with illustrator Eleanor Meredith.

He regularly leads workshops for Sinfonia ViVA,  English National Opera, Wonderful Beast, Spitalfields Music, BBC, Southbank Centre amongst many others