The register
The register lists Reply Limited in London as a licensed sponsor on Skilled Worker and Global Business Mobility: Senior or Specialist Worker, 2 routes in all, and has done since at least 2026. Rating on the current register: Worker (A rating).
At Companies House the business is Reply Limited (company number 03847202), a private limited company incorporated in 1999, 27 years ago. Registered office: Reply House, 36 Grosvenor Gardens, London, United Kingdom, SW1W 0EB, SW1W 0EB. By its SIC codes the business is in it, software and media. It has traded under other names before, including Glue Reply Limited, Glue Limited.
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.