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The following table provides summary statistics for permanent job vacancies 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 19 August 2017 with a comparison to the same period in the previous 2 years.
| Test-Driven Development (TDD) UK |
|
|
6 months to
19 Aug 2017 |
Same period 2016 |
Same period 2015 |
| Rank |
18 |
22 |
25 |
| Rank change year-on-year |
+4 |
+3 |
+4 |
| Permanent jobs citing TDD |
16369 |
15982 |
16431 |
| As % of all permanent IT jobs advertised in the UK |
9.25% |
8.10% |
7.56% |
| As % of the Processes & Methodologies category |
10.29% |
9.10% |
8.58% |
| Number of salaries quoted |
14111 |
14386 |
14496 |
| UK median annual salary |
£52,000 |
£52,000 |
£50,000 |
| Median salary % change year-on-year |
- |
+4.00% |
- |
| 10th Percentile |
£32,500 |
£32,500 |
£32,500 |
| 90th Percentile |
£80,000 |
£77,500 |
£73,750 |
| UK excluding London median annual salary |
£45,000 |
£45,000 |
£42,500 |
| % change year-on-year |
- |
+5.88% |
+6.25% |
TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for process and methodology skills.
| Process & Methodology Skills UK |
| Permanent job vacancies with a requirement for process and methodology skills |
159042 |
175633 |
191561 |
| As % of all permanent IT job vacancies advertised in the UK |
89.89% |
89.06% |
88.13% |
| Number of salaries quoted |
126409 |
146488 |
156350 |
| UK median annual salary |
£50,000 |
£49,000 |
£47,500 |
| Median salary % change year-on-year |
+2.04% |
+3.16% |
+5.56% |
| 10th Percentile |
£28,723 |
£27,625 |
£27,500 |
| 90th Percentile |
£80,000 |
£77,500 |
£76,250 |
| UK excluding London median annual salary |
£42,500 |
£42,500 |
£42,500 |
|
TDD
Job Vacancy Trend
Job postings citing TDD as a percentage of all IT jobs advertised.
TDD
Salary Trend
This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD.
TDD
Salary Histogram
The salary distribution of IT jobs citing TDD over the 6 months to 19 August 2017.
TDD
Top 16 Job Locations
The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the UK over the 6 months to 19 August 2017.
The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.
| Location |
Rank Change
on Same Period
Last Year |
Matching
Permanent
IT Job Ads |
Median Salary
Past 6 Months |
Median Salary
% Change
on Same Period
Last Year |
Live
Job
Vacancies |
| England |
+4 |
15371 |
£52,500 |
- |
1164 |
| UK excluding London |
+8 |
8308 |
£45,000 |
- |
579 |
| London |
-1 |
7800 |
£62,500 |
+4.17% |
627 |
| South East |
+11 |
2418 |
£47,500 |
+5.56% |
150 |
| North of England |
+6 |
2229 |
£42,500 |
- |
189 |
| North West |
+2 |
1290 |
£42,500 |
- |
113 |
| Midlands |
+21 |
1063 |
£42,500 |
- |
55 |
| East of England |
+12 |
946 |
£48,945 |
+8.77% |
65 |
| South West |
+14 |
914 |
£45,000 |
+5.88% |
76 |
| Yorkshire |
+12 |
837 |
£42,500 |
-5.56% |
70 |
| West Midlands |
+9 |
611 |
£42,500 |
- |
29 |
| Scotland |
+10 |
595 |
£47,500 |
+5.56% |
31 |
| East Midlands |
+23 |
452 |
£45,000 |
+2.27% |
26 |
| Wales |
+20 |
139 |
£41,500 |
+10.67% |
9 |
| North East |
+6 |
102 |
£40,000 |
- |
6 |
| Northern Ireland |
+4 |
20 |
£37,500 |
-10.71% |
4 |
For the 6 months to 19 August 2017, IT jobs citing TDD also mentioned the following skills in order of popularity.
The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for TDD.
TDD
Co-occurring IT Skills 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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