To apply for a UK work visa, start by securing a job offer from a licensed sponsor. Your employer will provide you with a Certificate of Sponsorship (CoS). Next, complete the online visa application form, pay the application fee, and schedule an appointment at a visa application center if required. Gather supporting documents including your CoS, proof of finances, and evidence of English language proficiency. Attend your appointment to provide biometric data (fingerprints and photograph) and submit your documents. Await processing, which typically takes a few weeks. Upon approval, you can travel to the UK and begin working for your sponsoring employer.