The following table provides summary statistics for permanent job vacancies advertised in Worcester 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 24 June 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Worcestershire / Worcester
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 21 26 18
Rank change year-on-year +5 -8  
Permanent jobs citing TDD 2 9 16
As % of all permanent IT jobs advertised in Worcester 2.00% 5.49% 10.88%
As % of the Processes & Methodologies category 2.30% 6.12% 12.50%
Number of salaries quoted 2 9 16
Median salary £34,500 £37,500 £36,250
Median salary % change year-on-year -8.00% +3.44%  
90% offered a salary of more than £26,100 £35,000 £22,000
10% offered a salary of more than £42,900 £40,000 £37,500
UK excluding London median salary £45,000 £45,000 £42,500
% change year-on-year - +5.88%  

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 Worcester with a requirement for process and methodology skills.

Process & Methodology Skills
Worcester
Permanent job vacancies with a requirement for process and methodology skills 87 147 128
As % of all permanent IT job vacancies advertised in Worcester 87.00% 89.63% 87.07%
Number of salaries quoted 83 128 121
Median salary £38,500 £42,500 £36,097
Median salary % change year-on-year -9.41% +17.73%  
90% offered a salary of more than £29,000 £30,000 £23,000
10% offered a salary of more than £50,000 £50,000 £75,000
UK excluding London median salary £45,000 £45,000 £44,000
% change year-on-year - +2.27%  

TDD
Job Vacancy Trend in Worcester

The job posting trend of jobs advertised in Worcester 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 Worcester

TDD
Salary Trend in Worcester

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

Salary trend for TDD in Worcester

TDD
Salary Histogram in Worcester

The salary distribution of IT jobs citing TDD in Worcester over the 3 months to 24 June 2017.

Salary histogram for TDD in Worcester

For the 6 months to 24 June 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 Worcester region with a requirement for TDD.

1 16 (84.21%) Agile Software Development
2 15 (78.95%) KnockoutJS
3 12 (63.16%) C#
3 12 (63.16%) JavaScript
3 12 (63.16%) BDD
4 11 (57.89%) Git (software)
4 11 (57.89%) HTML
4 11 (57.89%) .NET
4 11 (57.89%) Node.js
5 9 (47.37%) .NET Framework
6 8 (42.11%) ASP.NET
6 8 (42.11%) CSS
6 8 (42.11%) MVC
6 8 (42.11%) Entity Framework
6 8 (42.11%) AngularJS
7 7 (36.84%) Mobile App
7 7 (36.84%) Grunt
7 7 (36.84%) ASP.NET Web API
7 7 (36.84%) User Experience
7 7 (36.84%) Sass
7 7 (36.84%) Backbone.js
7 7 (36.84%) CSS3
7 7 (36.84%) Jasmine
7 7 (36.84%) gulp
7 7 (36.84%) Cross-Browser Compatibility
7 7 (36.84%) Chai
7 7 (36.84%) SEO
7 7 (36.84%) PHP
7 7 (36.84%) Marketing
7 7 (36.84%) Animation

TDD
Co-occurring IT Skills in Worcester 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:

Communications & Networking
1 4 (21.05%) Internet
2 1 (5.26%) Firewall
Database & Business Intelligence
1 5 (26.32%) SQL Server
2 4 (21.05%) NoSQL
2 4 (21.05%) SQL Server 2014
Development Applications
1 11 (57.89%) Git (software)
2 7 (36.84%) Grunt
2 7 (36.84%) gulp
2 7 (36.84%) Jasmine
2 7 (36.84%) JSUnit
2 7 (36.84%) Mocha
2 7 (36.84%) Subversion
3 3 (15.79%) Team Foundation Server
4 1 (5.26%) JIRA
General
1 7 (36.84%) Marketing
2 4 (21.05%) Games
Job Titles
1 15 (78.95%) Developer
2 8 (42.11%) .NET Developer
3 7 (36.84%) Front End Developer (Client-Side Developer)
3 7 (36.84%) HTML CSS Developer
3 7 (36.84%) HTML Developer
3 7 (36.84%) JavaScript Developer
4 4 (21.05%) Internet Developer
4 4 (21.05%) Software Engineer
5 3 (15.79%) ASP.NET Developer
5 3 (15.79%) C# Software Engineer
5 3 (15.79%) SQL Developer
6 2 (10.53%) .NET Software Engineer
7 1 (5.26%) Desktop Engineer
7 1 (5.26%) Desktop Support
Libraries, Frameworks & Software Standards
1 15 (78.95%) KnockoutJS
2 11 (57.89%) .NET
2 11 (57.89%) HTML
2 11 (57.89%) Node.js
3 9 (47.37%) .NET Framework
4 8 (42.11%) AngularJS
4 8 (42.11%) ASP.NET
4 8 (42.11%) CSS
4 8 (42.11%) Entity Framework
5 7 (36.84%) ASP.NET Web API
5 7 (36.84%) Backbone.js
5 7 (36.84%) Chai
5 7 (36.84%) CSS3
5 7 (36.84%) HTML5
5 7 (36.84%) Sass
5 7 (36.84%) WCF
6 4 (21.05%) ASP.NET MVC
6 4 (21.05%) ASP.NET MVC 5
6 4 (21.05%) jQuery
6 4 (21.05%) RESTful
Miscellaneous
1 7 (36.84%) Animation
1 7 (36.84%) Mobile App
1 7 (36.84%) User Experience
2 2 (10.53%) Computer Science
Operating Systems
1 1 (5.26%) Linux
Processes & Methodologies
1 16 (84.21%) Agile Software Development
2 12 (63.16%) BDD
3 8 (42.11%) MVC
4 7 (36.84%) Cross-Browser Compatibility
4 7 (36.84%) Pay per click
4 7 (36.84%) SEO
4 7 (36.84%) Test Automation
4 7 (36.84%) Unit Testing
5 4 (21.05%) Software Engineering
5 4 (21.05%) Web Application Development
6 3 (15.79%) MVVM
7 2 (10.53%) Physics
7 2 (10.53%) Scrum
7 2 (10.53%) SDLC
8 1 (5.26%) Continuous Improvement
8 1 (5.26%) OO
8 1 (5.26%) OOP
8 1 (5.26%) Responsive Web Design
8 1 (5.26%) Software Delivery
Programming Languages
1 12 (63.16%) C#
1 12 (63.16%) JavaScript
2 7 (36.84%) PHP
3 4 (21.05%) Ruby
4 3 (15.79%) SQL
4 3 (15.79%) T-SQL
4 3 (15.79%) VB
5 1 (5.26%) C++
5 1 (5.26%) Java
5 1 (5.26%) VB.NET
Qualifications
1 2 (10.53%) Computer Science Degree
1 2 (10.53%) Degree
Quality Assurance & Compliance
1 2 (10.53%) ISO 9000