Tony Challis
About Tony Challis
Tony Challis serves as the Performance Test Lead at Nationwide Building Society, where he has worked since 2010. He has extensive experience in performance testing, having previously held positions at SQS, Sopra Group, and Reqio, and holds a PhD from Cardiff University.
Work at Nationwide Building Society
Tony Challis has served as the Performance Test Lead at Nationwide Building Society since 2010. In this role, he is responsible for performance test planning and execution, ensuring that 'business as usual' changes do not negatively impact system performance. He has led performance testing initiatives for significant projects, including the implementation of Apple Pay, which involved tokenized mobile payments. Additionally, he has conducted performance testing for the BASE24 payments systems, covering VISA POS, Link, and NDC ATM transactions.
Previous Employment Experience
Before joining Nationwide Building Society, Tony Challis worked at several organizations in various testing roles. He was a Senior Consultant at SQS from 2008 to 2009 and served as a Senior Test Analyst at Sopra Group from 2004 to 2007. He also worked as a Test Analyst at Reqio from 2001 to 2003. His diverse experience in performance testing and analysis has contributed to his expertise in the field.
Education and Expertise
Tony Challis studied at Cardiff University / Prifysgol Caerdydd, where he earned a Bachelor of Engineering (B.Eng) in Environmental Engineering from 1993 to 1996. He later pursued a PhD, focusing on 'HOSE: A New Decision Support System for Water Resource Management,' from 1996 to 1999. His educational background provides a strong foundation for his work in performance testing and analysis.
Subject Matter Expertise
Tony Challis has established himself as a subject matter expert in performance testing, particularly in relation to BASE24 systems. He utilized the Iliad T3 toolset after Nationwide outsourced testing to IBM. His expertise includes employing risk-based methods to assess the impact of the Voyager program on legacy systems and identifying areas for performance testing.