The following table provides summary statistics for permanent job vacancies advertised in Bradford 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 Yorkshire / Bradford
Rank 50 34 48
Rank change year-on-year -16 +14  
Permanent jobs citing TDD 5 28 6
As % of all permanent IT jobs advertised in Bradford 1.30% 6.09% 1.57%
As % of the Processes & Methodologies category 1.44% 6.80% 1.78%
Number of salaries quoted 5 25 6
Median salary £35,000 £45,000 £44,000
Median salary % change year-on-year -22.22% +2.27%  
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 Bradford with a requirement for process and methodology skills.

Process & Methodology Skills
Bradford
Permanent job vacancies with a requirement for process and methodology skills 348 412 337
As % of all permanent IT job vacancies advertised in Bradford 90.16% 89.57% 87.99%
Number of salaries quoted 327 386 249
Median salary £42,500 £40,000 £40,000
Median salary % change year-on-year +6.25% -  
90% offered a salary of more than £32,500 £30,750 £30,000
10% offered a salary of more than £57,500 £55,000 £52,500
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Bradford

The job posting trend of jobs advertised in Bradford 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 Bradford

TDD
Salary Trend in Bradford

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

Salary trend for TDD in Bradford

TDD
Top 30 Related IT Skills in Bradford

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 Bradford region with a requirement for TDD.

1 6 (100.00%) JavaScript
2 5 (83.33%) PHP
2 5 (83.33%) MySQL
2 5 (83.33%) CSS
2 5 (83.33%) Linux
2 5 (83.33%) HTML
3 4 (66.67%) Zend
3 4 (66.67%) Magento
4 3 (50.00%) Symfony
4 3 (50.00%) LAMP
4 3 (50.00%) BDD
4 3 (50.00%) Apache
5 2 (33.33%) Web Development
5 2 (33.33%) Apache Flex
5 2 (33.33%) PHPUnit
6 1 (16.67%) Git (software)
6 1 (16.67%) nginx
6 1 (16.67%) RESTful
6 1 (16.67%) Amazon AWS
6 1 (16.67%) PaaS
6 1 (16.67%) Java EE
6 1 (16.67%) JSON
6 1 (16.67%) Fedora
6 1 (16.67%) PHP 5
6 1 (16.67%) Continuous Integration
6 1 (16.67%) CentOS
6 1 (16.67%) Node.js
6 1 (16.67%) Laravel
6 1 (16.67%) AngularJS
6 1 (16.67%) IaaS

TDD
Top Related IT Skills in Bradford 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:

Application Platforms
1 3 (50.00%) Apache
2 1 (16.67%) nginx
Business Applications
1 4 (66.67%) Magento
Cloud Services
1 1 (16.67%) Amazon AWS
1 1 (16.67%) IaaS
1 1 (16.67%) PaaS
Database & Business Intelligence
1 5 (83.33%) MySQL
Development Applications
1 2 (33.33%) PHPUnit
2 1 (16.67%) Git (software)
2 1 (16.67%) Jenkins
2 1 (16.67%) PhpStorm
General
1 1 (16.67%) Retail
Job Titles
1 5 (83.33%) Developer
1 5 (83.33%) PHP Developer
2 1 (16.67%) Applications Architect
2 1 (16.67%) Architect
2 1 (16.67%) Full Stack Developer
2 1 (16.67%) PHP Web Developer
2 1 (16.67%) Web Developer
Libraries, Frameworks & Software Standards
1 5 (83.33%) CSS
1 5 (83.33%) HTML
2 3 (50.00%) LAMP
2 3 (50.00%) Symfony
3 2 (33.33%) Apache Flex
4 1 (16.67%) AngularJS
4 1 (16.67%) Java EE
4 1 (16.67%) JSON
4 1 (16.67%) Laravel
4 1 (16.67%) LEMP Stack
4 1 (16.67%) Node.js
4 1 (16.67%) RESTful
Operating Systems
1 5 (83.33%) Linux
2 1 (16.67%) CentOS
2 1 (16.67%) Fedora
Processes & Methodologies
1 3 (50.00%) BDD
2 2 (33.33%) Web Development
3 1 (16.67%) Agile Software Development
3 1 (16.67%) Continuous Integration
3 1 (16.67%) E-Commerce
3 1 (16.67%) Microservices
3 1 (16.67%) SOA
Programming Languages
1 6 (100.00%) JavaScript
2 5 (83.33%) PHP
3 1 (16.67%) Java
3 1 (16.67%) PHP 5
3 1 (16.67%) PHP 7
Vendors
1 4 (66.67%) Zend
2 1 (16.67%) Red Hat