The following table provides summary statistics for permanent job vacancies advertised in Herefordshire with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 3 months to 25 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
West Midlands / Herefordshire
Rank 25 13 20
Rank change year-on-year -12 +7  
Permanent jobs citing TDD 10 2 1
As % of all permanent IT jobs advertised in Herefordshire 9.62% 4.76% 2.00%
As % of the Processes & Methodologies category 10.10% 5.41% 2.56%
Number of salaries quoted 10 2 1
Median salary £45,000 £47,500 £35,000
Median salary % change year-on-year -5.26% +35.71%  
UK excluding London median salary £45,000 £45,000 £40,000
% change year-on-year - +12.50%  

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 advertised in Herefordshire with a requirement for process and methodology skills.

Process & Methodology Skills
Herefordshire
Permanent job vacancies with a requirement for process and methodology skills 99 37 39
As % of all permanent IT job vacancies advertised in Herefordshire 95.19% 88.10% 78.00%
Number of salaries quoted 90 23 37
Median salary £40,000 £47,500 £35,500
Median salary % change year-on-year -15.78% +33.80%  
90% offered a salary of more than £32,500 £35,500 £25,000
10% offered a salary of more than £50,000 £45,000 £60,000
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Herefordshire

The job posting trend of jobs advertised in Herefordshire citing TDD as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Herefordshire

TDD
Salary Trend in Herefordshire

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

Salary trend for TDD in Herefordshire

TDD
Job Locations in Herefordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Herefordshire region over the 3 months to 25 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hereford - 10 £45,000 - 1
TDD
West Midlands

TDD
Top 30 Related IT Skills in Herefordshire

For the 6 months to 25 March 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 across the Herefordshire region with a requirement for TDD.

1 10 (83.33%) HTML
1 10 (83.33%) KnockoutJS
2 9 (75.00%) BDD
2 9 (75.00%) Agile Software Development
3 7 (58.33%) Subversion
3 7 (58.33%) Automated Testing
3 7 (58.33%) Pay per click
3 7 (58.33%) Marketing
3 7 (58.33%) Animation
3 7 (58.33%) SEO
3 7 (58.33%) CSS
3 7 (58.33%) JavaScript
3 7 (58.33%) PHP
3 7 (58.33%) HTML5
3 7 (58.33%) Unit Testing
3 7 (58.33%) JSUnit
3 7 (58.33%) Git (software)
3 7 (58.33%) Jasmine
3 7 (58.33%) Sass
3 7 (58.33%) Node.js
3 7 (58.33%) CSS3
3 7 (58.33%) Mocha
3 7 (58.33%) Backbone.js
3 7 (58.33%) Mobile App
3 7 (58.33%) Grunt
3 7 (58.33%) User Experience
3 7 (58.33%) gulp
3 7 (58.33%) Cross-Browser Compatibility
3 7 (58.33%) Chai
4 3 (25.00%) ASP.NET Web Forms

TDD
Top Related IT Skills in Herefordshire 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 7 (58.33%) Git (software)
1 7 (58.33%) Grunt
1 7 (58.33%) gulp
1 7 (58.33%) Jasmine
1 7 (58.33%) JSUnit
1 7 (58.33%) Mocha
1 7 (58.33%) Subversion
2 3 (25.00%) Team Foundation Server
General
1 7 (58.33%) Marketing
2 2 (16.67%) Retail
Job Titles
1 10 (83.33%) Developer
2 7 (58.33%) Front End Developer (Client-Side Developer)
2 7 (58.33%) HTML CSS Developer
2 7 (58.33%) HTML Developer
2 7 (58.33%) JavaScript Developer
3 3 (25.00%) .NET Developer
3 3 (25.00%) ASP.NET Developer
3 3 (25.00%) SQL Developer
4 2 (16.67%) Agile Coach
4 2 (16.67%) Agile Scrum Master
4 2 (16.67%) Scrum Master
Libraries, Frameworks & Software Standards
1 10 (83.33%) HTML
1 10 (83.33%) KnockoutJS
2 7 (58.33%) Backbone.js
2 7 (58.33%) Chai
2 7 (58.33%) CSS
2 7 (58.33%) CSS3
2 7 (58.33%) HTML5
2 7 (58.33%) Node.js
2 7 (58.33%) Sass
3 3 (25.00%) .NET
3 3 (25.00%) .NET Framework
3 3 (25.00%) Ajax
3 3 (25.00%) AngularJS
3 3 (25.00%) ASP.NET
3 3 (25.00%) Entity Framework
3 3 (25.00%) jQuery
3 3 (25.00%) NHibernate
3 3 (25.00%) WCF
3 3 (25.00%) Web Services
3 3 (25.00%) XHTML
Miscellaneous
1 7 (58.33%) Animation
1 7 (58.33%) Mobile App
1 7 (58.33%) User Experience
Processes & Methodologies
1 9 (75.00%) Agile Software Development
1 9 (75.00%) BDD
2 7 (58.33%) Automated Testing
2 7 (58.33%) Cross-Browser Compatibility
2 7 (58.33%) Pay per click
2 7 (58.33%) SEO
2 7 (58.33%) Unit Testing
3 3 (25.00%) MVC
3 3 (25.00%) MVVM
4 2 (16.67%) Coaching
4 2 (16.67%) Continuous Improvement
4 2 (16.67%) E-Commerce
4 2 (16.67%) Mentoring
4 2 (16.67%) PRINCE2
4 2 (16.67%) Scrum
4 2 (16.67%) SDLC
Programming Languages
1 7 (58.33%) JavaScript
1 7 (58.33%) PHP
2 3 (25.00%) C#
2 3 (25.00%) SQL
2 3 (25.00%) T-SQL
2 3 (25.00%) VB