Jemma trained at London School of Musical Theatre graduating with distinction.
Theatre credits include: Jeannie in The Great American Trailer Park Musical (Waterloo East Theatre), played the role of Elphaba, after previously acting as Standby for Elphaba in Wicked (Original UK Tour), Joanne in RENT (20th Anniversary Concert UK Tour), Madame Defarge in A Tale of Two Cities (Charing Cross Theatre), Mrs Simpson, u/s Mrs Walker in Tommy (English Theatre, Frankfurt), Maid, u/s and played Maria Merelli in Lend Me A Tenor (Gielgud Theatre & Theatre Royal, Plymouth), Kathy Selden in Singin’ in the Rain (Broadway Studio Theatre), Susan, Toni, u/s and played Pam Lukowski in The Full Monty (New Players Theatre) and Gouda in Hope (Bridewell Theatre).
Film Credits include: The Housewife in Disney's Beauty and the Beast.
Television credits include: Ensemble in ITV’s The Sound of Music Live.
Original cast recordings include: Tommy and Lend Me A Tenor.