Royal College of Speech and Language Therapy
The RCSLT is the professional body for speech and language therapists in the UK.
NHS Careers: Speech and Language Therapists
NHS Carrers information.
Vacancies information for speech and language therapy professionals.
Lots of useful resources from the HCPC.
Wherever you get your information from it is important that you evaluate the quality of the information. There are many factors that you need to consider when assessing the quality of the information, such as currency, the authority of the writer ...
Here is a link to the Information Source Evaluation Matrix (click on picture), a useful guide that takes you through the factors you need to consider to assess the quality of information you are relying on.