The register
The register lists Bubble Ltd 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).
At Companies House the business is Bubble Limited (company number 04682558), a private limited company incorporated in 2003, 23 years ago. The registered office is at 28 Ashley Lane, London, NW4 1HG, NW4 1HG. Its filed activity puts it in it, software and media.
Holding a licence is the expensive, slow part done. For Bubble Ltd the question each time is only whether the role and the pay fit the current rules, and that is checked per vacancy.