Datuk Ali was appointed to the Board on 20 February 2009. He is a Fellow of the Institute of Chartered Accountants in England and Wales ("ICAEW"), member of the Malaysian Institute of Certified Public Accountants and the Malaysian Institute of Accountants. He is also currently Honorary Advisor to ICAEW Malaysia, Honorary Fellow of the Institute of Chartered Secretaries & Administrators (UK) and the Malaysian Institute of Directors.
Datuk Ali is currently the Chairman of Jobstreet Corporation Berhad, Enra Group Berhad and Privasia Technology Berhad. He is a Board Member of Citibank Berhad, Labuan Financial Services Authority, Labuan IBFC and Ekuiti Nasional Berhad (Ekuinas). He also sits on the Board of Landskap Malaysia, Tropical Rainforest Conservation & Research Centre Berhad.
Datuk Ali was appointed as the Chairman of the Securities Commission of Malaysia on 1 March 1999 till 29 February 2004. During his tenure, he launched the Capital Market Masterplan and chaired the Capital Market Advisory Council. He was a member of a number of national committees including the Foreign Investment Committee, Oversight Committee of Danaharta and Finance Committee on Corporate Governance.
On the international front, he was a member of the Exco of IOSCO, Chairman of it’s Asia- Pacific Regional Committee n Islamic Capital Market Working Group. He was advisor to the Sri Lanka Securities & Exchange Commission.
In his earlier career, he was the Executive Chairman and Partner of Ernst & Young and its related firms. He was a Past President of the MICPA, chairing its Executive Committee and Insolvency Practices Committee, and cochairing the Company Law Forum. He was appointed an Adjunct Professor in the Accounting and Business Faculty, University of Malaya in 2008 and retired in August 2011. He was then appointed to the Advisory Board of the same Faculty.
Datuk Ali was bestowed the “Lifetime Achievement Award” by MICPA and the "President’s Award” by ICAEW City Chapter.