The register
The register lists Smarsh Software UK Ltd in London as a licensed sponsor on Global Business Mobility: Senior or Specialist Worker and Skilled Worker, 2 routes in all, and has done since at least 2026. Its rating on the register is Worker (A rating).
Companies House lists it as Smarsh Software UK Limited, number 13684286, incorporated 2021: 5 years of filings behind the name. The registered office is at Birchin Court 5th Floor, 19-25 Birchin Lane, London, EC3V 9DU, EC3V 9DU. Its filed activity puts it in it, software and media. It has traded under other names before, including Dart UK Newco Limited.
What the licence tells a candidate is that the door is not locked. Whether it is open this month is a question for Smarsh Software UK Ltd's own careers page and the job boards, and the answer changes with the season and the order book.