The register
The register lists Zen uk Ltd in Durham, Durham as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. The register records its rating as Worker (A rating).
Zen UK Limited is the registered name (Companies House number 06588215), a private limited company on the register since 2008. The registered office is at Zen, Court Lane, Durham, DH1 3JS, DH1 3JS. Its filed activity puts it in hospitality.
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.