SSSFT Staff are able to access work email from non-Trust equipment using Outlook Web Access.
Here is the link: https://mail.northstaffs.nhs.uk/owa
You will probably get errors relating to invalid certificates. It is safe to ignore these. The exact error will vary depending on which web-browser you are using. e.g.
When prompted for login credentials, you must enter ns\username followed by your password:
Once authenticated, you will have access to your email and calendar.