Supply Chain Levels for Software Artifacts (SLSA)
UK
The table below provides summary statistics and contractor rates for jobs requiring SLSA skills. It covers contract job vacancies from the 6 months leading up to 16 January 2026, with comparisons to the same periods in the previous two years.
| 6 months to 16 Jan 2026 |
Same period 2025 | Same period 2024 | |
|---|---|---|---|
| Rank | 586 | - | - |
| Rank change year-on-year | - | - | - |
| Contract jobs citing SLSA | 4 | 0 | 0 |
| As % of all contract jobs in the UK | 0.011% | - | - |
| As % of the Libraries, Frameworks & Software Standards category | 0.048% | - | - |
| Number of daily rates quoted | 4 | 0 | 0 |
| 10th Percentile | £492 | - | - |
| 25th Percentile | £612 | - | - |
| Median daily rate (50th Percentile) | £683 | - | - |
| 75th Percentile | £695 | - | - |
| 90th Percentile | £710 | - | - |
| UK excluding London median daily rate | £683 | - | - |
All Software Libraries and Frameworks
UK
SLSA falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills.
| Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills | 8,298 | 7,033 | 9,221 |
| As % of all contract IT jobs advertised in the UK | 22.31% | 22.08% | 21.65% |
| Number of daily rates quoted | 5,521 | 4,471 | 6,497 |
| 10th Percentile | £356 | £353 | £356 |
| 25th Percentile | £413 | £425 | £431 |
| Median daily rate (50th Percentile) | £510 | £535 | £550 |
| Median % change year-on-year | -4.67% | -2.73% | -4.35% |
| 75th Percentile | £625 | £650 | £650 |
| 90th Percentile | £725 | £775 | £750 |
| UK excluding London median daily rate | £500 | £500 | £500 |
| % change year-on-year | - | - | -4.76% |
| Number of hourly rates quoted | 197 | 84 | 172 |
| 10th Percentile | £32.44 | £22.00 | £28.63 |
| 25th Percentile | £44.50 | £36.31 | £46.18 |
| Median hourly rate | £60.00 | £62.50 | £55.00 |
| Median % change year-on-year | -4.00% | +13.64% | -15.38% |
| 75th Percentile | £68.00 | £65.19 | £70.00 |
| 90th Percentile | £81.00 | £76.53 | £77.95 |
| UK excluding London median hourly rate | £62.50 | £62.50 | £55.00 |
| % change year-on-year | - | +13.64% | -15.38% |
SLSA
Job Vacancy Trend
Historical trend showing the proportion of contract IT job postings citing SLSA relative to all contract IT jobs advertised.
SLSA
Daily Rate Histogram
Daily rate distribution for jobs citing SLSA over the 6 months to 16 January 2026.
SLSA
Top 5 Contract Job Locations
The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SLSA within the UK over the 6 months to 16 January 2026. 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 |
|---|---|---|---|---|---|
| UK excluding London | - | 4 | £683 | - | 6 |
| Scotland | - | 3 | £683 | - | 1 |
| Yorkshire | - | 1 | £705 | - | 2 |
| England | - | 1 | £705 | - | 5 |
| North of England | - | 1 | £705 | - | 2 |
SLSA
Co-Occurring Skills & Capabilities 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: