The table below looks at the statistics for TDD skills in IT jobs advertised for the Hertford region. Included is a guide to the salaries offered in IT jobs that have cited TDD over the 3 months to 2 May 2016 with a comparison to the same period over the previous 2 years.

3 months to
2 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 10 11 -
Rank change year-on-year
+1 -
Permanent jobs citing TDD 8 1 0
As % of all permanent IT jobs located in Hertford 16.33% 2.56% -
As % of the Processes & Methodologies category 20.00% 3.23% -
Number of salaries quoted 8 1 0
Median salary £52,500 £40,000 -
Median salary % change year-on-year
+31.25% -
UK excluding London median salary £44,000 £42,500 £40,000
% change year-on-year
+3.52% +6.25%
TDD
Hertfordshire

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in permanent jobs advertised in the Hertford region.

Processes & Methodologies Category
Hertford
Permanent IT job ads with a match in the
Processes & Methodologies category
40 31 47
As % of all permanent IT jobs located in Hertford 81.63% 79.49% 85.45%
Number of salaries quoted 39 23 45
Median salary £47,500 £55,000 £45,000
Median salary % change year-on-year
-13.63% +22.22%
90% offered a salary of more than £32,000 £32,500 £30,000
10% offered a salary of more than £67,500 £55,000 £70,000
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year
+2.27% +3.52%

TDD
Jobs Demand Trend in Hertford

The demand trend of job ads across the Hertford region citing TDD as a proportion of all IT jobs with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Hertford

TDD
Salary Trend in Hertford

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD across the Hertford region.

TDD Salary Trend in Hertford

TDD
Salary Histogram in Hertford

This chart provides a salary histogram for IT jobs citing TDD across the Hertford region over the 3 months to 2 May 2016.

TDD Salary Histogram in Hertford

TDD
Top 28 Related IT Skills in Hertford

For the 6 months to 2 May 2016, 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 across the Hertford region with a requirement for TDD.

1 11 (100.00%) Java
1 11 (100.00%) J2EE
1 11 (100.00%) JDBC
1 11 (100.00%) Struts
1 11 (100.00%) Web Services
1 11 (100.00%) Hibernate
1 11 (100.00%) Agile Software Development
1 11 (100.00%) Spring
1 11 (100.00%) Analytical Skills
2 8 (72.73%) HTML
2 8 (72.73%) Build Automation
2 8 (72.73%) Maven
2 8 (72.73%) Apache Flex
2 8 (72.73%) XML Schema
2 8 (72.73%) XML
2 8 (72.73%) XSLT
2 8 (72.73%) OO
2 8 (72.73%) CSS
2 8 (72.73%) JavaScript
2 8 (72.73%) SQL
3 3 (27.27%) SOA
3 3 (27.27%) Scrum
3 3 (27.27%) Retail
3 3 (27.27%) Software Architecture
3 3 (27.27%) BDD
3 3 (27.27%) Apple iOS
3 3 (27.27%) Android
3 3 (27.27%) Mobile Development

TDD
Top Related IT Skills in Hertford 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:

Development Applications
1 8 (72.73%) Maven
General
1 3 (27.27%) Retail
Job Titles
1 8 (72.73%) Agile Developer
1 8 (72.73%) Agile Java Developer
1 8 (72.73%) Developer
1 8 (72.73%) Java Developer
2 3 (27.27%) Java Team Leader
2 3 (27.27%) Team Leader
Libraries, Frameworks & Software Standards
1 11 (100.00%) Hibernate
1 11 (100.00%) J2EE
1 11 (100.00%) JDBC
1 11 (100.00%) Spring
1 11 (100.00%) Struts
1 11 (100.00%) Web Services
2 8 (72.73%) Apache Flex
2 8 (72.73%) CSS
2 8 (72.73%) HTML
2 8 (72.73%) XML
2 8 (72.73%) XML Schema
2 8 (72.73%) XSLT
Miscellaneous
1 11 (100.00%) Analytical Skills
Operating Systems
1 3 (27.27%) Android
1 3 (27.27%) Apple iOS
Processes & Methodologies
1 11 (100.00%) Agile Software Development
2 8 (72.73%) Build Automation
2 8 (72.73%) OO
3 3 (27.27%) BDD
3 3 (27.27%) Mobile Development
3 3 (27.27%) Scrum
3 3 (27.27%) SOA
3 3 (27.27%) Software Architecture
Programming Languages
1 11 (100.00%) Java
2 8 (72.73%) JavaScript
2 8 (72.73%) SQL