Dave trained in adult nursing at the University of Dundee, achieving his registration in 2005. Since then, he has built a career within the fields of infectious diseases, sexual health and blood-borne viruses. In 2014 he developed his interest in health research by undertaking a PhD, successfully completing this three years later. Dave joined the School of Health and Social Care at Edinburgh Napier University in 2017, and in 2019 was awarded a £200,000 grant from the CSO to build on his doctoral research exploring the delivery of hepatitis C treatment to people who inject drugs. He also lectures on the undergraduate nursing programme, and is deputy-programme lead for the Graduate Certificate in Sexual and Reproductive Health, which was nominated for a Student Nursing Times Award in 2018.