The register
The register lists VectorBuilder Ltd. in London as a licensed sponsor on Skilled Worker, an entry that goes back to at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is Vectorbuilder Limited (company number 14492536), a private limited company incorporated in 2022, 3 years ago. The registered office is at Scale Space, 58 Wood Lane, London, W12 7RZ, W12 7RZ. Its filed activity puts it in professional and technical services.
For a candidate this means one less obstacle: VectorBuilder Ltd. already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.