Public-Key Infrastructure (PKI)
England > London
The table below looks at the prevalence of the term PKI in contract job vacancies in London. Included is a benchmarking guide to the contractor rates offered in vacancies that cited PKI over the 6 months leading up to 29 December 2025, comparing them to the same period in the previous two years.
| 6 months to 29 Dec 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 284 | 318 | 295 |
| Rank change year-on-year | +34 | -23 | +63 |
| Contract jobs citing PKI | 92 | 46 | 100 |
| As % of all contract jobs in London | 0.64% | 0.31% | 0.54% |
| As % of the Miscellaneous category | 1.66% | 0.91% | 1.63% |
| Number of daily rates quoted | 74 | 32 | 70 |
| 10th Percentile | £463 | £427 | £350 |
| 25th Percentile | £506 | £450 | £456 |
| Median daily rate (50th Percentile) | £623 | £576 | £663 |
| Median % change year-on-year | +8.03% | -13.02% | -0.90% |
| 75th Percentile | £838 | £706 | £749 |
| 90th Percentile | - | £749 | £851 |
| England median daily rate | £550 | £560 | £573 |
| % change year-on-year | -1.79% | -2.18% | -8.40% |
All Generic Skills
London
PKI falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring generic IT skills in London.
| Contract vacancies with a requirement for generic IT skills | 5,528 | 5,041 | 6,142 |
| As % of all contract IT jobs advertised in London | 38.58% | 34.28% | 33.44% |
| Number of daily rates quoted | 3,569 | 3,205 | 4,369 |
| 10th Percentile | £343 | £325 | £313 |
| 25th Percentile | £431 | £450 | £463 |
| Median daily rate (50th Percentile) | £550 | £575 | £588 |
| Median % change year-on-year | -4.35% | -2.13% | -2.08% |
| 75th Percentile | £675 | £713 | £719 |
| 90th Percentile | £800 | £844 | £813 |
| England median daily rate | £514 | £550 | £550 |
| % change year-on-year | -6.55% | - | -3.51% |
| Number of hourly rates quoted | 126 | 63 | 109 |
| 10th Percentile | £17.50 | £17.30 | £18.74 |
| 25th Percentile | £20.21 | £24.15 | £19.99 |
| Median hourly rate | £26.21 | £35.00 | £30.00 |
| Median % change year-on-year | -25.13% | +16.67% | -12.82% |
| 75th Percentile | £46.94 | £59.75 | £49.08 |
| 90th Percentile | £66.50 | £80.75 | £65.43 |
| England median hourly rate | £28.13 | £37.00 | £42.50 |
| % change year-on-year | -23.99% | -12.94% | +28.79% |
PKI
Job Vacancy Trend in London
Historical trend showing the proportion of contract IT job postings citing PKI relative to all contract IT jobs advertised in London.
PKI
Daily Rate Trend in London
Contractor daily rate distribution trend for jobs in London citing PKI.
PKI
Daily Rate Histogram in London
Daily rate distribution for jobs citing PKI in London over the 6 months to 29 December 2025.
PKI
Hourly Rate Trend in London
Contractor hourly rate distribution trend for jobs in London citing PKI.
PKI
Contract Job Locations in London
The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing PKI within the London region over the 6 months to 29 December 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.
| Location | Rank Change on Same Period Last Year |
Matching Contract IT Job Ads |
Median Daily Rate Past 6 Months |
Median Daily Rate % Change on Same Period Last Year |
Live Jobs |
|---|---|---|---|---|---|
| Central London | -8 | 3 | £613 | +36.11% | 9 |
| South London | - | 1 | £513 | - | 2 |
| PKI England |
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PKI
Co-Occurring Skills & Capabilities in London by Category
The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:
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