No, Barclycardd is not a supported gateway in Power Store 3 or 4, it would require hand coding the logic to pass the transaction to this gateway.
We do not offer support for hand coding for unsupported gateways.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.