The register
The register lists RTGS Global Limited in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Its rating on the register is Worker (A rating).
Rtgs Global Limited is the registered name (Companies House number 12392504), a private limited company on the register since 2020. Registered office: 70 St Mary Axe, London, EC3A 8BE, EC3A 8BE. By its SIC codes the business is in other services.
Holding a licence is the expensive, slow part done. For RTGS Global Limited the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.