Jason graduated from the University of Auckland with degrees in Law and English. Before moving to Melbourne he was a barrister and solicitor in New Zealand from 1998 to 2001. He enjoyed a broad practice which included general civil/commercial litigation, intellectual property, and Crown prosecution.
In January 2002 he moved to Melbourne and worked as a commercial litigation solicitor before signing the Victorian Bar roll in May 2003. He has since appeared as counsel in most jurisdictions including the County Court, Federal Court, Victorian Supreme Court and Court of Appeal, and the High Court. He practises principally in the areas of criminal and administrative law. He has held a position on the Working Group for the Victorian Bar Entrance Examinations since the inception of entrance examinations for the Bar in 2011, and was appointed Chief Examiner of the Entrance Examinations in July 2013.
Jason lectures Administrative Law, Contract Law, Public Law and Evidence at Monash University in both the undergraduate LLB and postgraduate JD programs. He received an award for teaching excellence from Monash University in 2009. He is also undertaking research for the thesis component of his Doctor of Juridical Science on the subject of the criminalisation of anti-competitive cartels in Australia.