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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 22 September 2019 with a comparison to the same period in the previous 2 years.
| Test-Driven Development (TDD) |
|
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6 months to
22 Sep 2019 |
Same period 2018 |
Same period 2017 |
| Rank |
26 |
23 |
19 |
| Rank change year-on-year |
-3 |
-4 |
-2 |
| Permanent jobs citing TDD |
4,550 |
6,476 |
7,664 |
| As % of all permanent IT jobs advertised in London |
8.26% |
9.47% |
10.23% |
| As % of the Processes & Methodologies category |
8.88% |
10.23% |
10.92% |
| Number of salaries quoted |
3,737 |
5,282 |
6,424 |
| London median annual salary |
£67,500 |
£65,000 |
£62,500 |
| Median salary % change year-on-year |
+3.85% |
+4.00% |
+4.17% |
| 10th Percentile |
£38,750 |
£39,775 |
£38,750 |
| 90th Percentile |
£95,000 |
£95,000 |
£86,250 |
| England median annual salary |
£57,500 |
£55,000 |
£52,500 |
| % change year-on-year |
+4.55% |
+4.76% |
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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 |
51,241 |
63,329 |
70,169 |
| As % of all permanent IT jobs advertised in London |
93.00% |
92.58% |
93.68% |
| Number of salaries quoted |
41,242 |
50,745 |
53,853 |
| London median annual salary |
£65,000 |
£62,500 |
£60,000 |
| Median salary % change year-on-year |
+4.00% |
+4.17% |
+4.35% |
| 10th Percentile |
£36,250 |
£35,000 |
£35,000 |
| 90th Percentile |
£97,955 |
£95,000 |
£90,000 |
| England median annual salary |
£52,500 |
£50,000 |
£50,000 |
| % change year-on-year |
+5.00% |
- |
- |
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TDD
Job Vacancy Trend in London
Job postings citing TDD as a percentage of all IT jobs advertised in London.
TDD
Salary Trend in London
This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD in London.
TDD
Salary Histogram in London
The salary distribution of IT jobs citing TDD in London over the 6 months to 22 September 2019.
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 22 September 2019.
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 22 September 2019, 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 |
3,384 (74.37%) |
Agile Software Development |
| 2 |
2,058 (45.23%) |
BDD |
| 3 |
1,805 (39.67%) |
Java |
| 4 |
1,733 (38.09%) |
JavaScript |
| 5 |
1,627 (35.76%) |
C# |
| 6 |
1,496 (32.88%) |
.NET |
| 7 |
1,251 (27.49%) |
Scrum |
| 8 |
1,087 (23.89%) |
Microservices |
| 9 |
1,082 (23.78%) |
Continuous Integration |
| 10 |
1,050 (23.08%) |
AWS |
| 11 |
1,036 (22.77%) |
SQL |
| 12 |
981 (21.56%) |
AngularJS |
| 13 |
972 (21.36%) |
MVC |
| 14 |
946 (20.79%) |
SQL Server |
| 15 |
943 (20.73%) |
Git (software) |
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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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