RBTE 2015 Video: John Lewis CIO Paul Coby

Paul Coby, John Lewis's IT director, has reiterated the department store chain's commitment to investing in technology.

As some of the UK's largest retailers grapple with filling senior exec roles, John Lewis's CIO Paul Coby tells Essential Retail it's prudent for boards to consider candidates from inside and outside the industry.

Successful retail firms must spend money across all channels and services, including leading-edge IT.