Entity-Relationship Diagram (ER Diagram)
Lancashire > Preston
The table below provides summary statistics for contract job vacancies advertised in Preston requiring ERD skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited ERD over the 6 months leading up to 28 August 2025, comparing them to the same period in the previous two years.
| 6 months to 28 Aug 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 19 | - | - |
| Rank change year-on-year | - | - | - |
| DemandTrendContract jobs citing ERD | 1 | 0 | 0 |
| As % of all contract jobs advertised in Preston | 1.27% | - | - |
| As % of the Processes & Methodologies category | 1.39% | - | - |
| Number of daily rates quoted | 0 | 0 | 0 |
| Median daily rate (50th Percentile) | - | - | - |
| Lancashire median daily rate | - | - | - |
All Process and Methodology Skills
Preston
ERD falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in Preston.
| DemandTrendContract vacancies with a requirement for process or methodology skills | 72 | 34 | 85 |
| As % of all contract IT jobs advertised in Preston | 91.14% | 79.07% | 100.00% |
| Number of daily rates quoted | 46 | 21 | 35 |
| 10th Percentile | £356 | £200 | £326 |
| 25th Percentile | £407 | £400 | £363 |
| Median daily rate (50th Percentile) | £465 | £575 | £438 |
| Median % change year-on-year | -19.13% | +31.43% | +32.58% |
| 75th Percentile | £630 | £633 | £500 |
| 90th Percentile | £675 | £975 | £625 |
| Lancashire median daily rate | £500 | £475 | £525 |
| % change year-on-year | +5.26% | -9.52% | +5.00% |
| Number of hourly rates quoted | 10 | 6 | 43 |
| 10th Percentile | £23.32 | £19.86 | £20.58 |
| 25th Percentile | £26.88 | £24.06 | £25.75 |
| Median hourly rate | £40.83 | £26.65 | £45.88 |
| Median % change year-on-year | +53.19% | -41.91% | +58.21% |
| 75th Percentile | £47.12 | £45.91 | £50.25 |
| 90th Percentile | £60.39 | £59.69 | £74.35 |
| Lancashire median hourly rate | £44.09 | £40.33 | £46.18 |
| % change year-on-year | +9.34% | -12.68% | +59.24% |
ERD
Job Vacancy Trend in Preston
Job postings citing ERD as a proportion of all IT jobs advertised in Preston.
ERD
Co-occurring Skills and Capabilities in Preston 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: