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The following table provides summary statistics for permanent job vacancies advertised in Wales with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 13 June 2021 with a comparison to the same period in the previous 2 years.
| Test-Driven Development (TDD) |
|
|
6 months to
13 Jun 2021 |
Same period 2020 |
Same period 2019 |
| Rank |
67 |
44 |
53 |
| Rank change year-on-year |
-23 |
+9 |
-29 |
| Permanent jobs citing TDD |
40 |
69 |
69 |
| As % of all permanent jobs advertised in Wales |
2.95% |
5.01% |
4.08% |
| As % of the Processes & Methodologies category |
3.24% |
5.59% |
4.46% |
| Number of salaries quoted |
32 |
60 |
61 |
| 10th Percentile |
£35,745 |
£37,500 |
£31,250 |
| 25th Percentile |
£37,375 |
£40,000 |
£33,750 |
| Median annual salary (50th Percentile) |
£42,500 |
£45,000 |
£42,500 |
| Median % change year-on-year |
-5.56% |
+5.88% |
+6.25% |
| 75th Percentile |
£57,500 |
£50,000 |
£55,000 |
| 90th Percentile |
£62,500 |
£65,000 |
£63,750 |
| UK median annual salary |
£60,000 |
£60,000 |
£55,000 |
| % change year-on-year |
- |
+9.09% |
+4.76% |
TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Wales with a requirement for process or methodology skills.
| All Process and Methodology Skills Wales |
| Permanent vacancies with a requirement for process or methodology skills |
1,233 |
1,234 |
1,548 |
| As % of all permanent IT jobs advertised in Wales |
91.06% |
89.62% |
91.60% |
| Number of salaries quoted |
835 |
1,063 |
1,327 |
| 10th Percentile |
£28,450 |
£26,250 |
£26,750 |
| 25th Percentile |
£33,438 |
£32,688 |
£31,250 |
| Median annual salary (50th Percentile) |
£44,318 |
£42,500 |
£40,000 |
| Median % change year-on-year |
+4.28% |
+6.25% |
- |
| 75th Percentile |
£53,593 |
£52,500 |
£50,000 |
| 90th Percentile |
£62,500 |
£62,500 |
£58,300 |
| UK median annual salary |
£55,000 |
£55,000 |
£52,500 |
| % change year-on-year |
- |
+4.76% |
+5.00% |
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