Assumptions and pay data
Pay data: Civil Service pay structure. HEO: illustrative £37,712 to £41,453, 2026/27 figures. Checked 4/9/2026.
- The London options, £7,038 inner, £4,347 outer and £1,656 for fringe or regional hubs, are illustrations for comparison, not payroll rates.
- Market supplements are agreed locally for hard-to-fill posts; the percentage box is a rough stand-in.
Allowances & Enhancements Calculator
England (primary coverage)Confirm with your employerReviewed 4/9/2026
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Guide for MOD Engineer
This guide explains how allowances and enhancements sit on top of basic pay for MOD Engineer on HEO at MOD Civilian. Select only enhancements that apply to your rota, location and contract.
Enhancements for MOD Engineer
As MOD Engineer at MOD Civilian, total pay often includes enhancements on top of basic band pay on HEO. Eligibility depends on your rota, location and contract. The calculator adds selected allowances to illustrative basic pay from Civil Service pay structure.
Stacking rules
Employers have rules on which allowances can be combined. This tool adds selected items to your base pay for illustration. Use your band and spine point, or enter your payslip gross as the base.
Example scenario
Example: £37,712 base pay plus an illustrative 5% add-on (£1,886), £39,598 in all. The calculator itself opens with no allowances added.
| Base band pay (example) | £37,712 |
|---|---|
| Illustrative allowance add-on (5%) | £1,886 |
| Total gross (example) | £39,598 |
Frequently asked questions
Where do I find my real London rate?
In your department's pay offer or pay scales, which set the London and national rates for each grade.
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). Your calculator inputs and results stay in your browser and are not stored. We only collect your name and email if you choose to give them, for example to download your results or sign up for email updates. We store them with MailerLite, our email provider, along with the page you were on. See our privacy policy.
About this role
What is an MOD Engineer?
An MOD Engineer supports defence through engineering in areas such as ships, aircraft or systems. They are civil servants. Pay is on civil service or MOD scales.
Typical demands, progression and balance
MOD engineering offers variety and impact. Pay and progression depend on role and grade. Progression to senior engineer or project lead is common.
What allowances or extras apply?
Allowances and enhancements vary by employer and role. Use the calculator above to add common allowances to your base pay.
Disclaimer
Illustrative estimates, not financial or career advice. Your payslip and contract decide what you are actually paid.