School Business Manager Reduced/Compressed Hours Calculator
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Looking at a 4-day week, 9-day fortnight, term-time only or annualised hours? This calculator shows how your pay would look for a School Business Manager under different reduced or compressed patterns compared to full-time. Compare FTE and annual pay so you can weigh up options.
Assumptions and pay data
Pay data: School Teachers' Pay (England). Main (M1–M6) and Upper (U1–U3) rest-of-England points uplifted 3.5% for September 2026 (STRB accepted). Leading Practitioner and Leadership interpolated as before. Support: NJC SCP 5–12 uplifted 3.3%. Formal STPCD circular expected October 2026.
- Figures are illustrative. We pro-rate full-time band pay by FTE (e.g. 0.8 for 4-day week, 0.9 for 9-day fortnight). Term-time and annualised hours use the same dataset; employer rules may differ.
- All amounts are gross. Tax, NI and pension are not deducted.
Guide for School Business Manager
This guide explains reduced and compressed working patterns for School Business Manager on Support (NJC SCP 5–12) at Schools. Not every employer offers every pattern; use this for pay impact, then confirm eligibility with HR.
Reduced hours for School Business Manager
This page models named patterns (four-day week, nine-day fortnight, term-time only, annualised hours) for School Business Manager on Support (NJC SCP 5–12) at Schools. Pay is pro-rated from full-time School Teachers' Pay (England) basic pay unless your contract uses a different formula.
Reduced and compressed hours
A four-day week is typically 0.8 FTE. A nine-day fortnight is 0.9 FTE (nine working days in ten). Term-time-only staff are paid for weeks worked per year. Annualised hours contracts spread agreed hours across the year rather than fixed weekly patterns.
Employer variation
Not every employer offers every pattern. Some use a 0.89 FTE term-time formula for support staff. The calculator uses straightforward pro-rata from full-time band pay; your payroll may differ.
Example scenario
Illustrative example at bottom of band (matches calculator defaults)
| Band / grade | Support (NJC SCP 5–12) |
|---|---|
| Full-time gross (example) | £26,427 |
| At 0.8 FTE (example) | £21,142 |
| Annual difference vs full-time | £5,285 |
Reduced/Compressed Hours Calculator
You'll see:
- Full-time pay vs your chosen pattern (e.g. 4-day week, term-time)
- Pro-rated annual pay and the difference
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Frequently asked questions
What patterns can School Business Manager compare here?
Four-day week (0.8 FTE), nine-day fortnight (0.9), term-time only, annualised hours, or a custom FTE. Pay is pro-rated from full-time Support (NJC SCP 5–12) pay in School Teachers' Pay (England).
How does term-time pay work for School Business Manager at Schools?
You enter weeks worked per year (for example 39). We pro-rate annual full-time pay to that share of the year. Schools and councils sometimes use different formulas; check your contract.
Is this different from the part-time calculator?
The part-time tool uses a simple FTE slider. This one models named patterns that Schools staff often request, which helps when discussing reduced hours with HR.
Will Schools offer every pattern?
Eligibility varies. Some roles must maintain cover; others have term-time-only contracts by default. Use this for pay impact; HR confirms availability.
What about pension and leave on compressed hours?
Pensionable pay and leave are usually based on contracted hours. After choosing a pattern here, use the Annual Leave and Take-Home calculators with the same hours.
Are the results gross or net? Do you store my data?
Unless this page says otherwise, figures are gross (before tax, National Insurance and pension). We do not store inputs or results; everything runs in your browser.
Are these figures official for School Business Manager?
No. All outputs are illustrative planning aids. Always check Schools, your union, regulator or official published terms for definitive amounts and rules.
About this role
What is a School Business Manager?
A School Business Manager (SBM) oversees finance, HR, premises and administration in a school. They support the head and leadership team. Pay is on support staff or leadership scales.
Typical demands, progression and balance
SBM roles offer strategic impact and variety. Pay and progression depend on school size and level. Progression to chief operating officer or MAT-level is common.
What about 4-day weeks or compressed hours?
Many employers support 4-day weeks, 9-day fortnights, term-time only or annualised hours. Use the calculator above to compare full-time pay with your chosen pattern for your band.
Disclaimer
This calculator provides illustrative estimates only and is not financial or career advice. Pay rules and allowances can change. Always check your employer or official sources for definitive figures.