The register
The register lists Superdielectrics Ltd in Saffron Walden, Essex 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).
Superdielectrics Ltd is the registered name (Companies House number 08536866), a private limited company on the register since 2013. The registered office is at Emmanuel Building Chesterford Park, Little Chesterford, Saffron Walden, CB10 1XL, CB10 1XL. Its filed activity puts it in professional and technical services. It has traded under other names before, including Augmented Optics Ltd.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Superdielectrics Ltd's own careers page and the job boards, and the answer changes with the season and the order book.