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The following table provides summary statistics for contract job vacancies advertised in England with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 12 November 2019 with a comparison to the same period in the previous 2 years.
Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.
| Test-Driven Development (TDD) |
|
|
6 months to
12 Nov 2019 |
Same period 2018 |
Same period 2017 |
| Rank |
27 |
18 |
14 |
| Rank change year-on-year |
-9 |
-4 |
+14 |
| Contract jobs citing TDD |
4,619 |
7,638 |
7,372 |
| As % of all contract IT jobs advertised in England |
6.03% |
8.12% |
7.91% |
| As % of the Processes & Methodologies category |
6.98% |
9.35% |
9.16% |
| Number of daily rates quoted |
3,621 |
5,973 |
5,768 |
| England median daily rate |
£525 |
£505 |
£494 |
| Median daily rate % change year-on-year |
+3.96% |
+2.18% |
+9.83% |
| 10th Percentile |
£400 |
£381 |
£350 |
| 90th Percentile |
£700 |
£644 |
£625 |
| UK median daily rate |
£525 |
£500 |
£488 |
| % change year-on-year |
+5.00% |
+2.56% |
+8.33% |
| Number of hourly rates quoted |
6 |
26 |
55 |
| England median hourly rate |
£56.09 |
£43.75 |
£45.00 |
| Median hourly rate % change year-on-year |
+28.21% |
-2.78% |
+12.50% |
| 10th Percentile |
£39.05 |
£21.38 |
£36.55 |
| 90th Percentile |
£96.88 |
£65.63 |
£63.75 |
| UK median hourly rate |
£45.43 |
£42.50 |
£45.00 |
| % change year-on-year |
+6.88% |
-5.56% |
+9.09% |
TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for process or methodology skills.
| All Process and Methodology Skills England |
| Contract vacancies with a requirement for process or methodology skills |
66,204 |
81,720 |
80,450 |
| As % of all contract IT jobs advertised in England |
86.41% |
86.92% |
86.36% |
| Number of daily rates quoted |
43,907 |
54,723 |
53,972 |
| England median daily rate |
£475 |
£475 |
£450 |
| Median daily rate % change year-on-year |
- |
+5.56% |
+5.88% |
| 10th Percentile |
£300 |
£300 |
£281 |
| 90th Percentile |
£650 |
£644 |
£638 |
| UK median daily rate |
£475 |
£460 |
£450 |
| % change year-on-year |
+3.26% |
+2.22% |
+5.88% |
| Number of hourly rates quoted |
2,020 |
2,105 |
1,911 |
| England median hourly rate |
£24.00 |
£21.90 |
£23.14 |
| Median hourly rate % change year-on-year |
+9.59% |
-5.36% |
+2.84% |
| 10th Percentile |
£11.85 |
£11.41 |
£11.25 |
| 90th Percentile |
£53.75 |
£51.00 |
£49.50 |
| UK median hourly rate |
£23.75 |
£22.00 |
£23.08 |
| % change year-on-year |
+7.95% |
-4.66% |
+2.56% |
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TDD
Job Vacancy Trend in England
Job postings citing TDD as a percentage of all IT jobs advertised in England.
TDD
Contractor Daily Rate Trend in England
This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in England.
TDD
Contractor Daily Rate Histogram in England
The daily rate distribution of IT jobs citing TDD in England over the 6 months to 12 November 2019.
TDD
Contractor Hourly Rate Trend in England
This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing TDD in England.
TDD
Contractor Hourly Rate Histogram in England
The hourly rate distribution of IT jobs citing TDD in England over the 6 months to 12 November 2019.
TDD
Contract Job Locations in England
The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the England region over the 6 months to 12 November 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 12 November 2019, IT contractor 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 contract job ads across the England region with a requirement for TDD.
TDD
Co-occurring IT Skills in England 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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