The register
The register lists Rocket SaaS 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).
Rocket Saas Ltd is the registered name (Companies House number 08417020), a private limited company on the register since 2013. Registered office: 4th Floor, Silverstream House, 45 Fitzroy Street, London, W1T 6EB, W1T 6EB. Its filed activity puts it in it, software and media. It has traded under other names before, including Red 13 Digital Limited, Red 13 Website Design Limited.
For a candidate this means one less obstacle: Rocket SaaS Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.