At around 5:45pm a group of three or four masked men entered the store and threatened staff before taking a number of mobile phones and Playstations. The suspects then fled in a waiting white coloured minibus or van.
Nobody was hurt during the incident.
Enquiries into the robbery are ongoing and officers have released CCTV stills of the suspects in an attempt to trace them.
Anyone who has any information on the robbery or recognises any of the suspects is asked to contact DC 4939 Craig Rika at Holbeck CID via 101 or Crimestoppers, anonymously, on 0800 555 111.