Hamilton practised as a litigation solicitor for 5 years before coming to the Bar in May 2020.

During his time as a solicitor, he worked on contractual and real property disputes, trust claims, personal and corporate insolvency cases (including bankruptcy applications, winding up applications and voidable transactions), partnership and corporations disputes, debt recovery, intellectual property and building and construction matters. He practises and accepts briefs in those areas.

Hamilton is fluent in Mandarin.

Hamilton has been recognised as a leading junior by the Legal500 Asia-Pacific Edition 2025 rankings for commercial disputes at the Australian Bar. Leading juniors are defined by Legal500 as those with significant experience of key cases, strong peer and client recognition, and are seen as future candidates for silk.