UN P-1 Salary in Harwell, United Kingdom

What an internationally recruited Professional (P-1) earns at the UN in Harwell — the global net base salary plus this duty station's 79% post adjustment and the hardship, danger and non-family allowances on top.

The UN sets one post adjustment for United Kingdom rather than for each duty station, so this 79% multiplier — and the salary below — applies to Harwell exactly as it does to London.

Hardship Category H Post Adjustment 79.4% Cost of living 89 (US=100) HDI Rank #13

P-1 salary in Harwell — at a glance

Internationally recruited Professional & Director (P/D) — the global USD scale plus this station's post adjustment. Recruited locally? See the GS/NO local scale.

USD 78,638
Net rem · step 1
USD 92,795
Net rem · mid
USD 106,953
Net rem · top step
USD Post adjustment +79% 13 steps Hardship H January 2026

Net remuneration = net base + 79% post adjustment (net base USD 43,834–USD 59,617), before hardship/danger allowances and pension.

P-1 salary scale — by step

Global net base (un_scale), effective January 2026, with the 79% post adjustment for Harwell. Per year, USD.

StepNet basePost adj (+79%)Net remunerationEst. take-home
Step 1USD 43,834USD 34,804USD 78,638USD 68,955
Step 2USD 45,150USD 35,849USD 80,999USD 71,010
Step 3USD 46,465USD 36,893USD 83,358USD 73,064
Step 4USD 47,780USD 37,937USD 85,717USD 75,117
Step 5USD 49,094USD 38,981USD 88,075USD 77,169
Step 6USD 50,412USD 40,027USD 90,439USD 79,228
Step 7USD 51,725USD 41,070USD 92,795USD 81,278
Step 8USD 53,041USD 42,115USD 95,156USD 83,333
Step 9USD 54,356USD 43,159USD 97,515USD 85,387
Step 10USD 55,673USD 44,204USD 99,877USD 87,444
Step 11USD 56,986USD 45,247USD 102,233USD 89,494
Step 12USD 58,300USD 46,290USD 104,590USD 91,546
Step 13USD 59,617USD 47,336USD 106,953USD 93,603

Est. take-home deducts a 7.9% UNJSPF pension and an indicative 2.5% medical premium. Indicative — the estimator below computes single/dependency rates and your exact deductions.

On top of base salary in Harwell

Allowances an internationally recruited P-1 may receive at this duty station. Annual USD unless noted.

Post adjustmentCost-of-living multiplier on net base+79%
Hardship allowanceICSC category H — no hardship elementNot applicable
Mobility incentiveFrom the 2nd assignment onwardNot at H (HQ) stations
Danger paySecurity-risk designationNot a danger-pay station
Non-family allowanceWhen dependants may not accompany staffFamily duty station
Spouse / single-parent allowanceDependent spouse, or first child if a single parent+6% of net remuneration
Child allowancePer dependent child (flat rate)USD 2,929 / child
See these allowances explained in full for Harwell — plus cost of living & relocation
Your Take-Home in United Kingdom

An estimate for a UN post at Harwell, United Kingdom — for internationally recruited staff (Professional P / D, in US dollars) or locally recruited staff (General Service / National Officer, local scale).

{{ unmatched }} is not a UN salary grade, so the figures below are not for it — the calculator has fallen back to its default. Pick a grade above, or see contract types and what they pay.
You must already have 5 years' continuous UN service to qualify, and it applies from your 2nd duty station onward. Paid for up to 5 years at any one station.
Net remuneration (base + post adj.)
{{ money((netBase + postAdj) / divisor) }} / {{ period=='month' ? 'mo' : 'yr' }}
Gross base salary{{ money(grossBase / divisor) }}
Staff assessment (internal tax)− {{ money(staffAssessment / divisor) }}
Net base salary{{ money(netBase / divisor) }}
Post adjustment ({{ station.multiplier }}%)+ {{ money(postAdj / divisor) }}
Net remuneration{{ money((netBase + postAdj) / divisor) }}
Spouse allowance (6%)+ {{ money(spouseAllow / divisor) }}
Single-parent allowance (6%)+ {{ money(singleParentAllow / divisor) }}
Hardship allowance (cat {{ station.hardship }})+ {{ money(hardshipAllow / divisor) }}
Danger pay+ {{ money(dangerAllow / divisor) }}
Non-family allowance+ {{ money(nonFamilyAllow / divisor) }}
Mobility allowance ({{ assignments }} assignments)+ {{ money(mobilityAllow / divisor) }}
Child allowance ({{ children }})+ {{ money(childAllow / divisor) }}
Secondary dependant+ {{ money(secondaryAllow / divisor) }}
Pension contribution (7.9%)− {{ money(pension / divisor) }}
Health insurance *− {{ money(medical / divisor) }}
Estimated take-home{{ money(takeHome / divisor) }}
Net salary (local scale)
{{ localMoney(gsNet / divisor) }} / {{ period=='month' ? 'mo' : 'yr' }}
{{ gsLoading ? 'Loading take-home breakdown…' : '' }}
On the local GS/NO scale, in LBP, for {{ gDisp(gsGradeLabel) }}, step {{ gsStep }} (locally recruited staff). No post adjustment. Dependency & language allowances are additional.

* Health insurance is indicative only — real premiums vary by organization, plan (medical and dental are billed separately) and coverage option. The ~2.5% shown is a placeholder, not a quote.

Indicative estimate — excludes rental subsidy, education grant and settling-in. Professional (P/D) pay is in US dollars; GS/NO on the local scale in local currency. For information only — not official advice.

Other Professional grades in Harwell

Same duty station, different grade — see the full scale for each.

P-2 P-3 P-4 P-5 D-1 D-2

UN jobs in Harwell (3 open)

ESA Commercialisation Officer (2 Posts)ESA · Unspecified ESA Climate Applications ScientistESA · Unspecified ESA Ground Segment Product Engineer (2 posts)ESA · Unspecified View all UN jobs in Harwell

Frequently asked

What is the P-1 salary at the UN in Harwell?

A Professional P-1 in Harwell, United Kingdom has a net base salary of about USD 43,834 (step 1) to USD 59,617 (top step). With the 79% post adjustment for this duty station, net remuneration is roughly USD 78,463 to USD 106,714 per year, before hardship, danger and other allowances.

How does post adjustment work for a P-1 in Harwell?

Post adjustment equalises purchasing power across duty stations. In Harwell it is about 79% of net base salary, added on top — so the same P-1 net base is worth more or less depending on the station's cost of living.

What is the cost of living in Harwell, United Kingdom?

Everyday prices in United Kingdom are roughly 89% of United States levels (World Bank price level index, US = 100). Post adjustment is designed to offset this. For internationally recruited (P/D) staff, our Real UN Purchasing Power estimate for Harwell is 108/100 (New York = 100) — net pay (base + post adjustment) stretches about 8% further here than in New York.

See the Real UN Purchasing Power for Harwell
These are UN common-system pay figures. The World Bank, IMF and NGOs and other non-UN employers posting in Harwell set their own pay — a role here does not guarantee these figures.

Salary & Benefits Tools

Pay Stack calculatorThe full take-home tool — any duty station, every allowance, built layer by layer UN salary scales by grade Post adjustment explained UN contracts & grade levels
Advertisement