The register
The register lists Mercur Solutions (UK) Ltd in Bracknell, Berkshire as a licensed sponsor on Global Business Mobility: Senior or Specialist Worker and Skilled Worker, 2 routes in all, and has done since at least 2026. The register records its rating as Worker (A rating).
Companies House lists it as Mercur Solutions (UK) Limited, number 12025712, incorporated 2019: 7 years of filings behind the name. Registered office: C/O Brodies Llp, 90 Bartholomew Close, London, EC1A 7BN, EC1A 7BN. By its SIC codes the business is 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.