The register
The register lists Opteran Technologies Ltd in Sheffield 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 Opteran Technologies Limited (company number 12494709), a private limited company incorporated in 2020, 6 years ago. Registered office: The Innovation Centre, 217 Portobello, Sheffield, South Yorkshire, S1 4DP, S1 4DP. By its SIC codes the business is in it, software and media.
For a candidate this means one less obstacle: Opteran Technologies Ltd already has the licence most employers would have to apply for. The rest is the ordinary job of getting the interview.