International Software Testing Qualification Board (ISTQB)
South Wales > Cardiff
The table below provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for ISTQB qualifications. It includes a benchmarking guide to the contractor rates offered over the 6 months leading up to 17 September 2025, comparing them to the same period in the previous two years.
| 6 months to 17 Sep 2025 |
Same period 2024 | Same period 2023 | |
|---|---|---|---|
| Rank | 25 | 30 | 33 |
| Rank change year-on-year | +5 | +3 | - |
| Contract jobs citing ISTQB | 6 | 3 | 2 |
| As % of all contract jobs advertised in Cardiff | 2.97% | 1.35% | 0.88% |
| As % of the Qualifications category | 10.91% | 5.45% | 3.64% |
| Number of daily rates quoted | 2 | 3 | 2 |
| 10th Percentile | £367 | - | £185 |
| 25th Percentile | £373 | - | £188 |
| Median daily rate (50th Percentile) | £394 | £162 | £196 |
| Median % change year-on-year | +142.38% | -17.22% | - |
| 75th Percentile | £411 | £186 | £201 |
| 90th Percentile | £416 | £200 | £201 |
| South Wales median daily rate | £394 | £162 | £196 |
| % change year-on-year | +142.38% | -17.22% | -67.29% |
All Academic and Professional Certifications
Cardiff
ISTQB falls under the Academic Qualifications and Professional Certifications category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring academic qualifications or professional certifications in Cardiff.
| Contract vacancies requiring academic qualifications or professional certifications | 55 | 55 | 55 |
| As % of all contract IT jobs advertised in Cardiff | 27.23% | 24.66% | 24.34% |
| Number of daily rates quoted | 41 | 35 | 46 |
| 10th Percentile | £226 | £121 | £183 |
| 25th Percentile | £305 | £150 | £340 |
| Median daily rate (50th Percentile) | £331 | £325 | £450 |
| Median % change year-on-year | +1.90% | -27.78% | -6.15% |
| 75th Percentile | £480 | £581 | £625 |
| 90th Percentile | £675 | £623 | £694 |
| South Wales median daily rate | £331 | £400 | £538 |
| % change year-on-year | -17.21% | -25.58% | -2.27% |
| Number of hourly rates quoted | 4 | 1 | 1 |
| 10th Percentile | - | - | - |
| 25th Percentile | - | £20.30 | £37.50 |
| Median hourly rate | £13.08 | £21.59 | £40.00 |
| Median % change year-on-year | -39.42% | -46.03% | +77.78% |
| 75th Percentile | - | £22.89 | £42.50 |
| 90th Percentile | - | - | - |
| South Wales median hourly rate | £13.08 | £25.36 | £38.75 |
| % change year-on-year | -48.42% | -34.55% | +93.75% |
ISTQB
Job Vacancy Trend in Cardiff
Job postings citing ISTQB as a proportion of all IT jobs advertised in Cardiff.
ISTQB
Daily Rate Trend in Cardiff
Contractor daily rate distribution trend for jobs in Cardiff citing ISTQB.
ISTQB
Hourly Rate Trend in Cardiff
Contractor hourly rate distribution trend for jobs in Cardiff citing ISTQB.
ISTQB
Co-occurring Skills and Capabilities in Cardiff 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: