Ontology
London > Central London
The table below provides summary statistics for contract job vacancies advertised in Central London requiring Ontologies skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Ontologies 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 | - | 134 | 172 |
| Rank change year-on-year | - | +38 | - |
| Contract jobs citing Ontologies | 0 | 2 | 3 |
| As % of all contract jobs advertised in Central London | - | 0.083% | 0.079% |
| As % of the Processes & Methodologies category | - | 0.091% | 0.086% |
| Number of daily rates quoted | 0 | 2 | 3 |
| 10th Percentile | - | - | £450 |
| 25th Percentile | - | £688 | £656 |
| Median daily rate (50th Percentile) | - | £725 | £1,000 |
| Median % change year-on-year | - | -27.50% | - |
| 75th Percentile | - | £763 | - |
| 90th Percentile | - | - | - |
| London median daily rate | £725 | £725 | £725 |
| % change year-on-year | - | - | +3.57% |
All Process and Methodology Skills
Central London
Ontologies 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 Central London.
| Contract vacancies with a requirement for process or methodology skills | 1,827 | 2,196 | 3,473 |
| As % of all contract IT jobs advertised in Central London | 93.12% | 90.59% | 91.23% |
| Number of daily rates quoted | 1,182 | 1,564 | 2,356 |
| 10th Percentile | £350 | £350 | £325 |
| 25th Percentile | £450 | £450 | £463 |
| Median daily rate (50th Percentile) | £560 | £550 | £600 |
| Median % change year-on-year | +1.82% | -8.33% | +4.35% |
| 75th Percentile | £675 | £688 | £725 |
| 90th Percentile | £775 | £800 | £820 |
| London median daily rate | £550 | £550 | £590 |
| % change year-on-year | - | -6.78% | +2.61% |
| Number of hourly rates quoted | 24 | 23 | 28 |
| 10th Percentile | £22.00 | £20.22 | £15.18 |
| 25th Percentile | £22.75 | £22.75 | £18.03 |
| Median hourly rate | £29.07 | £27.81 | £35.00 |
| Median % change year-on-year | +4.53% | -20.54% | -13.58% |
| 75th Percentile | £43.97 | £30.41 | £55.00 |
| 90th Percentile | £50.75 | £41.47 | £88.30 |
| London median hourly rate | £34.50 | £28.00 | £39.00 |
| % change year-on-year | +23.21% | -28.21% | +5.41% |
Ontologies
Job Vacancy Trend in Central London
Job postings citing Ontologies as a proportion of all IT jobs advertised in Central London.
Ontologies
Contractor Daily Rate Trend in Central London
3-month moving average daily rate quoted in jobs citing Ontologies in Central London.