A man has been found guilty of the murder of a Matalan store manager in east London.

Jamie Simpson, 33, was stabbed in March 2008 as he cashed up in the retailer’s Hackney store. Kobina Essel was found guilty of murder at the Old Bailey.

Another accused Roy Williams was found not guilty. The security man was alleged to have been the gang’s “inside man”.

The jury is still deliberating on the verdicts on of five other defendants who are said to have been involved.