Calculators

UK employer calculators (2025/26)

12 free employer calculator tools covering National Insurance, total hiring cost, payroll and HR obligations for the 2025/26 tax year. All updated for the April 2025 NI rate increase to 15% and the new £5,000 secondary threshold.

Employer NI & Total Cost

Salary + NI at 15% + pension + overheads. Full employer cost with band breakdown for 2025/26.

Holiday Entitlement

Statutory and contractual holiday for full-time, part-time and mid-year starters.

Redundancy Pay

Statutory redundancy by age, service years and weekly pay. Includes PILON.

Statutory Maternity Pay

6-week higher rate + 33-week lower rate. Employer cost and SMP recovery.

Notice Period

Statutory vs contractual notice, exact end dates, and payment in lieu of notice.

Settlement Agreement

Estimate settlement value: notice, redundancy, compensatory amounts and tax treatment.

Pro Rata Salary

Convert full-time salary to part-time equivalent by days or hours per week.

Statutory Sick Pay

SSP eligibility, waiting days, weekly amounts and duration for 2025/26.

Employer Pension Cost

Auto-enrolment costs on qualifying earnings. Employer minimum, total minimum and opt-out rates.

Bradford Factor

Absence scoring for HR teams. Input episodes and days to calculate Bradford Factor score.

Unfair Dismissal Compensation

Basic award + compensatory award estimates. Updated for Employment Rights Act 2025 changes.