The register
The register lists SmartViz Ltd in London 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).
Smartviz Ltd is the registered name (Companies House number 13894674), a private limited company on the register since 2022. The registered office is at 124 City Road, London, EC1V 2NX, EC1V 2NX. Its filed activity puts it in it, software and media.
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.