Salt is a staffing agency. Most job ads are published on behalf of client companies.
In terms of recruitment areas, Salt is primarily seeking new employees in the categories Usability, User Interfaces, and Human-Computer Interaction. They recruit for offices in South London, Central London, Kent and 4 other locations within United Kingdom. Salt currently has 53 job ads for job titles such as "UI/UX designer" and "Head of Digital".
Before applying, have a look at their company website to be well prepared for an upcoming interview.