The register
The register lists Mosaic Therapeutics Limited in Babraham, Cambridge 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).
Mosaic Therapeutics Limited is the registered name (Companies House number 12780154), a private limited company on the register since 2020. The registered office is at Victoria House, Southampton Row, London, WC1B 4DA, WC1B 4DA. Its filed activity puts it in professional and technical services.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Mosaic Therapeutics Limited's own careers page and the job boards, and the answer changes with the season and the order book.