UK On-site Guidance, Pls help , if you're aware/have some approx idea

And how is it calculated, if TCS is sending an associate onsite for a project, let's say 1-2 years.... How do they derive it basis India salary

In the UK, IT professionals' on-site salaries vary based on experience, location, and job role. Entry-level IT professionals earn around £25,000 - £40,000 per year, while mid-level roles range from £40,000 - £70,000, and senior professionals can make £70,000 - £120,000. Contractors often earn £300 - £700 per day but without benefits like pensions and paid leave. Salaries in London are typically 15-30% higher due to the higher cost of living. After deductions such as income tax (20% on earnings above £12,570, 40% for higher incomes) and National Insurance (10-12% depending on salary), the net take-home pay varies. Compensation may also include bonuses, stock options, relocation allowances, and private healthcare benefits, depending on the employer. Additionally, IT professionals working for multinational companies may receive sponsorship benefits, visa assistance, and performance-linked incentives. The demand for IT professionals is strong, with higher salaries in specialized fields like cloud computing, cybersecurity, and data science.