Haady graduated in Medicine with First Class Honours from the University of New South Wales in 2005. He worked in general hospital medicine before obtaining a Master of Medicine (Clinical Epidemiology) degree from the University of Sydney in 2008. He subsequently commenced specialist dermatology training, becoming a Fellow of the Australasian College of Dermatologists. At the completion of his Dermatology training, Haady was awarded an International Scholarship for the American Academy of Dermatology Meeting in the United States. He undertook a further rotation in complex medical dermatology at the University of Pennsylvania, USA, before returning to practice in Australia.

Haady is a Visiting Medical Officer at Concord Hospital where he is the Supervisor of Training for doctors who are specialising in the field of dermatology. He is a Clinical Senior Lecturer at the University of Sydney and has served on the Editorial Board of the Australasian Journal of Dermatology since 2014. Haady is an International Fellow of the American Academy of Dermatology and a member of the European Academy of Dermatology and Venereology.

Haady’s main interests are in acne, medical dermatology and the surgical and non-surgical treatment of skin cancer. At the Skin Hospital, Haady oversees a specialised clinic dedicated to the management of patients with acne.