Data Structures
UK
The table below looks at the prevalence of the term Data Structures in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that cited Data Structures over the 6 months leading up to 13 May 2025, comparing them to the same period in the previous two years.
| 6 months to 13 May 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 239 | 290 | 322 |
| Rank change year-on-year | +51 | +32 | -42 |
| Contract jobs citing Data Structures | 315 | 331 | 447 |
| As % of all contract jobs advertised in the UK | 1.08% | 0.77% | 0.77% |
| As % of the Miscellaneous category | 3.20% | 2.54% | 2.31% |
| Number of daily rates quoted | 205 | 229 | 302 |
| 10th Percentile | £344 | £381 | £410 |
| 25th Percentile | £450 | £450 | £500 |
| Median daily rate (50th Percentile) | £525 | £550 | £575 |
| Median % change year-on-year | -4.55% | -4.35% | -4.96% |
| 75th Percentile | £650 | £700 | £725 |
| 90th Percentile | £771 | £778 | £924 |
| UK excluding London median daily rate | £525 | £475 | £550 |
| % change year-on-year | +10.53% | -13.56% | +9.90% |
| Number of hourly rates quoted | 1 | 3 | 6 |
| 10th Percentile | - | £40.10 | £18.88 |
| 25th Percentile | £43.25 | £40.25 | £27.44 |
| Median hourly rate | £44.50 | £40.50 | £57.72 |
| Median % change year-on-year | +9.88% | -29.83% | +243.16% |
| 75th Percentile | £45.75 | £55.25 | £79.19 |
| 90th Percentile | - | £64.10 | - |
| UK excluding London median hourly rate | - | £40.25 | £79.19 |
| % change year-on-year | - | -49.17% | +370.81% |
All Generic Skills
UK
Data Structures 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.
| Contract vacancies with a requirement for generic IT skills | 9,854 | 13,039 | 19,380 |
| As % of all contract IT jobs advertised in the UK | 33.92% | 30.32% | 33.31% |
| Number of daily rates quoted | 6,260 | 8,397 | 13,304 |
| 10th Percentile | £300 | £269 | £313 |
| 25th Percentile | £413 | £413 | £450 |
| Median daily rate (50th Percentile) | £525 | £540 | £550 |
| Median % change year-on-year | -2.78% | -1.82% | - |
| 75th Percentile | £650 | £663 | £676 |
| 90th Percentile | £775 | £800 | £800 |
| UK excluding London median daily rate | £488 | £500 | £500 |
| % change year-on-year | -2.50% | - | +5.26% |
| Number of hourly rates quoted | 399 | 904 | 636 |
| 10th Percentile | £16.61 | £12.25 | £9.80 |
| 25th Percentile | £20.70 | £15.17 | £10.63 |
| Median hourly rate | £32.05 | £31.25 | £22.49 |
| Median % change year-on-year | +2.56% | +38.98% | -18.24% |
| 75th Percentile | £63.75 | £61.30 | £63.19 |
| 90th Percentile | £83.20 | £70.00 | £75.00 |
| UK excluding London median hourly rate | £30.39 | £29.25 | £21.88 |
| % change year-on-year | +3.90% | +33.71% | +4.17% |
Data Structures
Job Vacancy Trend
Job postings citing Data Structures as a proportion of all IT jobs advertised.
Data Structures
Contractor Daily Rate Trend
3-month moving average daily rate quoted in jobs citing Data Structures.
Data Structures
Daily Rate Histogram
Daily rate distribution for jobs citing Data Structures over the 6 months to 13 May 2025.
Data Structures
Contractor Hourly Rate Trend
3-month moving average hourly rates quoted in jobs citing Data Structures.
Data Structures
Top 18 Contract Locations
The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Data Structures within the UK over the 6 months to 13 May 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 |
|---|---|---|---|---|---|
| England | +41 | 242 | £550 | -7.56% | 522 |
| London | +10 | 145 | £600 | -8.40% | 341 |
| UK excluding London | +74 | 143 | £525 | +10.53% | 279 |
| Work from Home | +31 | 124 | £550 | -12.00% | 242 |
| Scotland | +33 | 47 | £525 | +31.25% | 28 |
| Midlands | +27 | 31 | £505 | -16.70% | 29 |
| North of England | +16 | 29 | £400 | -25.58% | 45 |
| West Midlands | +21 | 25 | £500 | -11.11% | 24 |
| South East | +59 | 22 | £568 | +21.07% | 105 |
| North West | +15 | 17 | £500 | -4.76% | 24 |
| Yorkshire | +14 | 9 | £275 | -56.00% | 8 |
| East of England | +19 | 8 | £713 | +54.05% | 49 |
| East Midlands | +14 | 6 | £545 | -19.26% | 5 |
| Northern Ireland | - | 5 | £500 | - | 6 |
| North East | -9 | 3 | £335 | +1.52% | 13 |
| South West | +34 | 2 | £588 | +11.90% | 23 |
| Wales | +5 | 2 | £453 | +158.91% | 5 |
| Channel Islands | - | 1 | - | - |
Data Structures
Co-occurring Skills and Capabilities by Category
The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:
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