Data Quality
Central London > City of London
The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Data Quality skills. It covers vacancies from the 6 months leading up to 19 September 2025, with comparisons to the same periods in the previous two years.
| 6 months to 19 Sep 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 54 | 82 | 93 |
| Rank change year-on-year | +28 | +11 | +45 |
| Contract jobs citing Data Quality | 67 | 46 | 61 |
| As % of all contract jobs advertised in the City of London | 3.82% | 2.19% | 2.04% |
| As % of the Quality Assurance & Compliance category | 19.65% | 13.33% | 13.35% |
| Number of daily rates quoted | 48 | 28 | 47 |
| 10th Percentile | £294 | £356 | £390 |
| 25th Percentile | £406 | £484 | £550 |
| Median daily rate (50th Percentile) | £500 | £550 | £600 |
| Median % change year-on-year | -9.09% | -8.33% | +2.13% |
| 75th Percentile | £628 | £675 | £700 |
| 90th Percentile | £758 | £758 | £788 |
| Central London median daily rate | £500 | £550 | £603 |
| % change year-on-year | -9.09% | -8.71% | +9.55% |
All Quality Assurance and Compliance Skills
City of London
Data Quality falls under the Quality Assurance and Compliance category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring quality assurance or compliance skills in the City of London.
| Contract vacancies with a requirement for quality assurance or compliance skills | 341 | 345 | 457 |
| As % of all contract IT jobs advertised in the City of London | 19.45% | 16.39% | 15.25% |
| Number of daily rates quoted | 237 | 201 | 346 |
| 10th Percentile | £321 | £350 | £400 |
| 25th Percentile | £413 | £463 | £495 |
| Median daily rate (50th Percentile) | £550 | £563 | £600 |
| Median % change year-on-year | -2.22% | -6.25% | - |
| 75th Percentile | £713 | £675 | £700 |
| 90th Percentile | £838 | £751 | £800 |
| Central London median daily rate | £550 | £550 | £595 |
| % change year-on-year | -0.05% | -7.52% | +2.59% |
| Number of hourly rates quoted | 5 | 2 | 0 |
| 10th Percentile | £23.83 | £16.60 | - |
| 25th Percentile | £26.57 | £17.50 | - |
| Median hourly rate | £34.00 | £20.00 | - |
| Median % change year-on-year | +70.00% | - | - |
| 75th Percentile | £56.75 | £22.50 | - |
| 90th Percentile | £75.95 | £23.40 | - |
| Central London median hourly rate | £34.00 | £25.18 | - |
| % change year-on-year | +35.03% | - | - |
Data Quality
Job Vacancy Trend in the City of London
Job postings citing Data Quality as a proportion of all IT jobs advertised in the City of London.
Data Quality
Daily Rate Trend in the City of London
Contractor daily rate distribution trend for jobs in the City of London citing Data Quality.
Data Quality
Daily Rate Histogram in the City of London
Daily rate distribution for jobs citing Data Quality in the City of London over the 6 months to 19 September 2025.
Data Quality
Hourly Rate Trend in the City of London
Contractor hourly rate distribution trend for jobs in the City of London citing Data Quality.
Data Quality
Co-occurring Skills and Capabilities in the City of London 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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