The table below looks at the statistics for TDD skills in IT jobs advertised for the Hertford region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 3 March 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
3 Mar 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 10 16 15
Rank change year-on-year
+6 -1
Permanent jobs citing TDD 1 2 4
As % of all permanent IT jobs located in Hertford 2.78% 4.44% 8.33%
As % of the Processes & Methodologies category 4.76% 7.69% 25.00%
Number of salaries quoted 1 2 4
Average salary £40,000 £52,500 £40,000
Average salary % change year-on-year
-23.80% +31.25%
UK excluding London average salary £40,000 £40,000 £40,000
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
21 26 16
As % of all permanent IT jobs located in Hertford 58.33% 57.78% 33.33%
Number of salaries quoted 18 25 16
Average salary £45,000 £52,500 £40,000
Average salary % change year-on-year
-14.28% +31.25%
90% offered a salary of more than £30,000 £35,000 £35,000
10% offered a salary of more than £70,000 £45,400 £52,500
UK excluding London average salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

TDD
Jobs Demand Trend in Hertford

This chart provides a 3-month moving total of permanent IT jobs citing TDD across the Hertford region as a proportion of the total demand within 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
Top 30 Related IT Skills in Hertford

For the 6 months to 3 March 2015, IT jobs across the Hertford region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD.

1 6 (100.00%) MVC
2 4 (66.67%) Degree
2 4 (66.67%) Computer Science
2 4 (66.67%) SQL
3 3 (50.00%) .NET
3 3 (50.00%) Web Services
3 3 (50.00%) MS Excel
3 3 (50.00%) Client/Server
3 3 (50.00%) N-Tier
3 3 (50.00%) OOD
3 3 (50.00%) Microsoft
3 3 (50.00%) C#
3 3 (50.00%) Java
3 3 (50.00%) JavaScript
3 3 (50.00%) SQL Server
3 3 (50.00%) Visual Studio
3 3 (50.00%) ASP.NET
3 3 (50.00%) WPF
3 3 (50.00%) WCAG
3 3 (50.00%) Agile Software Development
3 3 (50.00%) WinForms
3 3 (50.00%) ASP.NET MVC
3 3 (50.00%) User Stories
3 3 (50.00%) User Experience
4 2 (33.33%) PHPUnit
4 2 (33.33%) HTML5
4 2 (33.33%) jQuery
4 2 (33.33%) Unit Testing
4 2 (33.33%) LAMP
4 2 (33.33%) Ruby

TDD
Top Related IT Skills in Hertford by Category

For the 6 months to 3 March 2015, IT jobs across the Hertford region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 1 (16.67%) Tomcat
Applications
1 3 (50.00%) MS Excel
Database & Business Intelligence
1 3 (50.00%) SQL Server
2 2 (33.33%) MySQL
Development Applications
1 3 (50.00%) Visual Studio
2 2 (33.33%) PHPUnit
3 1 (16.67%) Maven
3 1 (16.67%) Git (software)
Job Titles
1 6 (100.00%) Developer
2 3 (50.00%) C# Developer
2 3 (50.00%) C# ASP.NET Developer
2 3 (50.00%) C# Software Developer
2 3 (50.00%) C# .NET Developer
2 3 (50.00%) Software Developer
3 2 (33.33%) PHP Developer
4 1 (16.67%) Java Developer
Libraries, Frameworks & Software Standards
1 3 (50.00%) .NET
1 3 (50.00%) ASP.NET
1 3 (50.00%) Web Services
1 3 (50.00%) WinForms
1 3 (50.00%) WPF
1 3 (50.00%) ASP.NET MVC
2 2 (33.33%) HTML5
2 2 (33.33%) HTML
2 2 (33.33%) CakePHP
2 2 (33.33%) jQuery
2 2 (33.33%) Ajax
2 2 (33.33%) Ruby on Rails
2 2 (33.33%) LAMP
2 2 (33.33%) CSS
3 1 (16.67%) Hibernate
3 1 (16.67%) JSON
3 1 (16.67%) Spring
3 1 (16.67%) RESTful
Miscellaneous
1 4 (66.67%) Computer Science
2 3 (50.00%) User Experience
2 3 (50.00%) Client/Server
2 3 (50.00%) N-Tier
Processes & Methodologies
1 6 (100.00%) MVC
2 3 (50.00%) Agile Software Development
2 3 (50.00%) OOD
2 3 (50.00%) User Stories
3 2 (33.33%) Unit Testing
4 1 (16.67%) Scrum
Programming Languages
1 4 (66.67%) SQL
2 3 (50.00%) C#
2 3 (50.00%) Java
2 3 (50.00%) JavaScript
3 2 (33.33%) PHP
3 2 (33.33%) Ruby
Qualifications
1 4 (66.67%) Degree
Quality Assurance & Compliance
1 3 (50.00%) WCAG
Vendors
1 3 (50.00%) Microsoft