The UK government has excellent employment program in place and has an official website besides local centres to get in-person counselling.
Apart from high-end private job boards existing to help job seekers in the UK with amazing job portal experiences and extended services.
Professional Social Network:
For instance, LinkedIn is the top ranking social media site for professionals to meet all kinds of job-related requirements beautifully.
Indeed & Reed is famous for digging specialists roles and top-level posts.
Entry Level Jobs:
Monster is an excellent choice for entry-level candidates. CV Libraries and TotalJobs are a bit mix of choices.
Moreover, I would like to mention industry-specific job portals including
TES is an ideal place for teaching.
For HR jobs, it is Personal Today website.
ICE is good for engineers.
For sales jobs SimplySales.