The register
UBS AG, London, UK, holds a Home Office sponsor licence covering 3 routes: Global Business Mobility: Graduate Trainee and Global Business Mobility: Senior or Specialist Worker and Skilled Worker. It has been on the register since at least 2026. Rating on the current register: Temporary Worker (A rating), Worker (A rating).
UBS AG is the registered name (Companies House number FC021146), a overseas company on the register since 1998. Registered office: Aeschenvorstadt 1, 4051 Basel, Switzerland.
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.