Hayley was a member of the Opera Queensland Young and Developing Artist Program (2007-2009). She has enjoyed success in many national competitions, including the German-Australian Opera Grant, which she won in 2010. This resulted in contracts with the Hessisches Staatstheater Wiesbaden and the Landestheater Coburg, where she was a resident soloist performing a wide range of mezzo-soprano roles.

Operatic repertoire includes Donna Elvira in Don Giovanni, the title role in Rinaldo, Mrs Grose in The Turn of the Screw, Rosina in The Barber of Seville, Varvara in Katja Kabanova, Flora Bervoix in La traviata, Mirabella in Der Zigeunerbaron, Suzuki in Madama Butterfly, Cherubino in The Marriage of Figaro, Dido in Dido and Aeneas, Valencienne in The Merry Widow, Prince Orlovsky in Die Fledermaus, Brangäne in Tristan and Isolde, Auntie in Peter Grimes and Marcellina in Le nozze di Figaro. Hayley also toured state-wide extensively with seasons of A Night with Opera Queensland and Waltzing Our Matilda.

Since returning to Australia, Hayley has performed to great acclaim for Opera Queensland, New Zealand Opera and The Brisbane Festival. Most recently, she has performed in Opera Queensland’s The Sopranos production and VERDI concert at QPAC’s Concert Hall and OQ Under The Stars at Riverstage, was a featured soloist in in Opera at Jimbour and the Festival of Outback Opera, and created roles in new productions of Don Giovanni, The Marriage of Figaro and La traviata.