Matt is a Senior Research Fellow at the Bingham Centre for the Rule of Law (London), and a project lead for the Global Rule of Law Exchange (a partnership between the Centre and Law firm Jones Day). The purpose of the Exchange is to promote development and the rule of law internationally through research, a programme of international events and other activities.

Before joining the Centre, Mat was working as a technical adviser and team leader for a UK Aid-funded Anticorruption Programme in Vietnam. In this position, he oversaw a number of activities, including grant management of innovative corruption research; media engagement; the implementation of a high-profile series of annual events; design and implementation of capacity-building activities; and the provision of technical advisory on transparency initiatives such as the EITI and CoST.

Mat also conducted work on transparency, corruption and democratic issues for the Asian Development Bank (ADB), Transparency International (TI), Global Integrity (GI), and the International Institute for Democracy and Electoral Assistance (IDEA). He is also co-founder of the Partnership for Research in International Affairs and Development (PRIAD).