London

June 2–3, 2026

New York

September 15–16, 2026

Berlin

November 9–10, 2026

Jee Ken Chung

John is a results-oriented senior backend software engineer and technical lead with a proven track record of delivering high-impact solutions. Specialising in Java, Kubernetes and AWS, he leads the payments and Open Banking team at Mettle. Notable projects include the delivery of Mettle+, the bank’s premium subscription offering and easy top-up. His leadership and technical acumen are instrumental in driving successful project outcomes.