> The Government will bring forward legislation to require employers to include salary information on job adverts as soon as possible, with further details on scope, required information, implementation, and enforcement to be set out in due course.

Excellent idea, and I will be interested to see how wide a band can be.

https://www.gov.uk/government/news/new-say-what-you-pay-law-to-help-young-people-into-work