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The following table provides summary statistics for permanent job vacancies advertised in London 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 11 April 2021 with a comparison to the same period in the previous 2 years.
| Test-Driven Development (TDD) |
|
|
6 months to
11 Apr 2021 |
Same period 2020 |
Same period 2019 |
| Rank |
25 |
19 |
26 |
| Rank change year-on-year |
-6 |
+7 |
-8 |
| Permanent jobs citing TDD |
2,540 |
4,385 |
4,902 |
| As % of all permanent jobs advertised in London |
8.25% |
9.36% |
8.02% |
| As % of the Processes & Methodologies category |
8.81% |
9.98% |
8.65% |
| Number of salaries quoted |
2,044 |
3,703 |
4,187 |
| 10th Percentile |
£47,500 |
£42,500 |
£37,750 |
| 25th Percentile |
£56,250 |
£52,500 |
£48,750 |
| Median annual salary (50th Percentile) |
£72,500 |
£70,000 |
£65,000 |
| Median % change year-on-year |
+3.57% |
+7.69% |
+4.00% |
| 75th Percentile |
£86,000 |
£85,000 |
£82,500 |
| 90th Percentile |
£100,000 |
£99,750 |
£95,000 |
| England median annual salary |
£60,000 |
£60,000 |
£55,000 |
| % change year-on-year |
- |
+9.09% |
+7.84% |
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 London with a requirement for process or methodology skills.
| All Process and Methodology Skills London |
| Permanent vacancies with a requirement for process or methodology skills |
28,842 |
43,937 |
56,692 |
| As % of all permanent IT jobs advertised in London |
93.66% |
93.75% |
92.79% |
| Number of salaries quoted |
23,057 |
35,644 |
46,483 |
| 10th Percentile |
£42,500 |
£37,500 |
£36,250 |
| 25th Percentile |
£52,500 |
£50,000 |
£47,500 |
| Median annual salary (50th Percentile) |
£70,000 |
£65,000 |
£62,500 |
| Median % change year-on-year |
+7.69% |
+4.00% |
+4.17% |
| 75th Percentile |
£87,500 |
£85,000 |
£81,250 |
| 90th Percentile |
£105,000 |
£101,250 |
£96,250 |
| England median annual salary |
£55,000 |
£55,000 |
£52,500 |
| % change year-on-year |
- |
+4.76% |
+5.00% |
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