The register
The register lists RA UK Store Ltd in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Companies House lists the business as RA UK Store Ltd, company number 16359597, a private limited company. Registered office: Flat 1 17 Clarendon Grove, Mitcham, CR4 2PH, CR4 2PH. By its SIC codes the business is in retail.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.