Clark will provide leadership to the IT services and operations, systems development and business change management teams and will have responsibility for the strategy, risk, performance and the people aspects of these teams.
Clark said: “I am absolutely delighted to join Leeds and be appointed as chief information officer.
“The culture and care the society has for its members and colleagues was evident to me through the recruitment process and was a major part of my decision to join.
“I am looking forward to using my experience to build further on the operating model for IT in support of our ambitious growth plans.”
Prior to joining Leeds Clark held a variety of IT roles during 21 years within HSBC including director within its private banking arm in Geneva, vice president within global software delivery in Chicago and most recently in a global senior management role in its IT operations function.
He has also led project management offices delivering strategic and transformational change programmes.
Karen Wint, Leeds’ operations director, said: “I am so pleased to welcome Tom to our senior leadership team, to take up a new position in the society of chief information officer.
“His appointment recognises the importance that technology, insight and transformational change programmes will be to our business going forwards.”