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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 31 May 2020 with a comparison to the same period in the previous 2 years.
| Test-Driven Development (TDD) |
|
|
6 months to
31 May 2020 |
Same period 2019 |
Same period 2018 |
| Rank |
21 |
27 |
22 |
| Rank change year-on-year |
+6 |
-5 |
-4 |
| Permanent jobs citing TDD |
3,583 |
4,658 |
6,717 |
| As % of all permanent jobs advertised in London |
9.58% |
7.99% |
9.67% |
| As % of the Processes & Methodologies category |
10.21% |
8.60% |
10.38% |
| Number of salaries quoted |
3,314 |
4,156 |
5,899 |
| Median annual salary |
£70,000 |
£65,000 |
£62,500 |
| Median salary % change year-on-year |
+7.69% |
+4.00% |
+4.17% |
| 10th Percentile |
£42,500 |
£37,500 |
£38,250 |
| 90th Percentile |
£98,750 |
£93,750 |
£90,000 |
| England median annual salary |
£60,000 |
£55,000 |
£52,500 |
| % change year-on-year |
+9.09% |
+4.76% |
+5.00% |
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 |
35,078 |
54,174 |
64,734 |
| As % of all permanent IT jobs advertised in London |
93.81% |
92.92% |
93.21% |
| Number of salaries quoted |
28,214 |
43,754 |
52,223 |
| Median annual salary |
£67,500 |
£65,000 |
£60,000 |
| Median salary % change year-on-year |
+3.85% |
+8.33% |
- |
| 10th Percentile |
£38,750 |
£36,250 |
£35,250 |
| 90th Percentile |
£102,500 |
£96,250 |
£93,750 |
| England median annual salary |
£55,000 |
£52,500 |
£50,000 |
| % change year-on-year |
+4.76% |
+5.00% |
- |
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TDD
Job Vacancy Trend in London
Job postings citing TDD as a proportion of all IT jobs advertised in London.
TDD
Salary Trend in London
3-month moving average salary quoted in jobs citing TDD in London.
TDD
Salary Histogram in London
Salary distribution for jobs citing TDD in London over the 6 months to 31 May 2020.
TDD
Job Locations in London
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the London region over the 6 months to 31 May 2020.
The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.
For the 6 months to 31 May 2020, IT jobs citing TDD also mentioned the following skills in order of popularity.
The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the London region with a requirement for TDD.
| 1 |
2,705 (75.50%) |
Agile Software Development |
| 2 |
1,574 (43.93%) |
BDD |
| 3 |
1,558 (43.48%) |
JavaScript |
| 4 |
1,377 (38.43%) |
Microservices |
| 5 |
1,343 (37.48%) |
C# |
| 6 |
1,284 (35.84%) |
.NET |
| 7 |
1,256 (35.05%) |
Java |
| 8 |
1,251 (34.91%) |
AWS |
| 9 |
1,117 (31.17%) |
React |
| 10 |
1,111 (31.01%) |
Scrum |
| 11 |
1,063 (29.67%) |
AngularJS |
| 12 |
994 (27.74%) |
Azure |
| 13 |
945 (26.37%) |
Node.js |
| 14 |
850 (23.72%) |
SQL Server |
| 15 |
836 (23.33%) |
Docker |
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TDD
Co-occurring IT Skills in London by Category
The follow tables expand on the table above by listing co-occurrences grouped by category.
The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:
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