The register
DeepL UK Limited, London, holds a Home Office sponsor licence covering 2 routes: Global Business Mobility: Senior or Specialist Worker and Skilled Worker. It has been on the register since at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is Deepl UK Ltd. (company number 13013347), a private limited company incorporated in 2020, 6 years ago. The registered office is at 6th Floor, One London Wall, London, EC2Y 5EB, EC2Y 5EB. Its filed activity puts it in it, software and media.
A licence says an organisation may sponsor; it does not say it is hiring today. The way to find out is the same as for any employer: the careers page, the job boards, and a direct approach with a UK-style CV that says early that sponsorship would be needed.