The register
The register lists Radiocoms Systems 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).
Companies House lists it as Radiocoms Systems Limited, number 04544886, incorporated 2002: 24 years of filings behind the name. Registered office: Unit 3 The Chase Centre, 8 Chase Road Park Royal, London, NW10 6QD, NW10 6QD. Its filed activity puts it in it, software and media. It has traded under other names before, including Castdeal Limited.
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.