After completing her training, Dr Locke spent two years in North America, honing her skills in breast reconstruction as well as cosmetic and aesthetic surgery. She trained in all forms of breast reconstruction including microsurgical reconstructions such as the deep inferior epigastric perforator (DIEP) flap. She has been working as a specialist Plastic and Reconstructive Surgeon at Middlemore hospital in Auckland since 2012 and is now Head of Department there. She joined the St Marks team in 2016.

Dr Locke is motivated and enthusiastic about achieving the best outcomes for her patients. With regular attendance at meetings and symposia, Dr Locke ensures that her knowledge, skills and techniques remain up to date and conform to best practice standards. She also contributes to the teaching of surgeons in training, and is Vice President of the New Zealand Association of Plastic Surgeons.