The register
The register lists Jessica Buttons Limited 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 Jessica Buttons Limited, number 03494162, incorporated 1998: 28 years of filings behind the name. Registered office: 1st Floor, 30 Clarendon Road, London, Clarendon Road, London, N8 0DJ, N8 0DJ. By its SIC codes the business is in wholesale.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Jessica Buttons Limited's own careers page and the job boards, and the answer changes with the season and the order book.