The register
Bidstack Ltd, London, holds a Home Office sponsor licence on the Skilled Worker route, and has been on the register since at least 2026. The register records its rating as Worker (A rating).
Bidstack Ltd is the registered name (Companies House number 09835625), a private limited company on the register since 2015. The registered office is at C/- Closeday Ltd, Suite 070, Unit 2, 94a Wycliffe Road, Northampton, NN1 5JF, NN1 5JF. 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.