Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Bridgend with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
South Wales > Bridgend
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 6 16 35
Rank change year-on-year +10 +19 -11
Permanent jobs citing TDD 9 8 2
As % of all permanent IT jobs advertised in Bridgend 27.27% 10.39% 1.31%
As % of the Processes & Methodologies category 30.00% 11.11% 1.74%
Number of salaries quoted 8 8 2
Bridgend median annual salary £42,500 £35,000 £33,500
Median salary % change year-on-year +21.43% +4.48% -4.29%
10th Percentile £37,250 £32,500 £31,750
90th Percentile £46,250 £40,800 £35,250
South Wales median annual salary £40,000 £35,000 £36,779
% change year-on-year +14.29% -4.84% +5.08%

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Bridgend with a requirement for process or methodology skills.

All Process and Methodology Skills
Bridgend
Permanent vacancies with a requirement for process or methodology skills 30 72 115
As % of all permanent IT jobs advertised in Bridgend 90.91% 93.51% 75.16%
Number of salaries quoted 29 66 100
Bridgend median annual salary £37,500 £35,000 £34,750
Median salary % change year-on-year +7.14% +0.72% -4.79%
10th Percentile £23,200 £21,250 £17,500
90th Percentile £46,250 £47,500 £43,750
South Wales median annual salary £39,000 £37,500 £36,500
% change year-on-year +4.00% +2.74% +4.29%

TDD
Job Vacancy Trend in Bridgend

Job postings citing TDD as a percentage of all IT jobs advertised in Bridgend.

Job vacancy trend for TDD in Bridgend

TDD
Salary Trend in Bridgend

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

Salary trend for TDD in Bridgend

For the 6 months to 20 November 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 Bridgend region with a requirement for TDD.

1 9 (100.00%) Scrum
1 9 (100.00%) Agile Software Development
2 6 (66.67%) Java
3 5 (55.56%) Open Source
3 5 (55.56%) BDD
4 4 (44.44%) Spring
4 4 (44.44%) SQL
4 4 (44.44%) Hibernate
4 4 (44.44%) OOP
5 3 (33.33%) Broadband
5 3 (33.33%) CSS
5 3 (33.33%) STL
5 3 (33.33%) C++
5 3 (33.33%) HTML
5 3 (33.33%) Google
5 3 (33.33%) Continuous Integration
5 3 (33.33%) Multithreading
5 3 (33.33%) GoogleTest
5 3 (33.33%) Multithreaded Programming
6 2 (22.22%) Serverless
6 2 (22.22%) Qt
6 2 (22.22%) AngularJS
6 2 (22.22%) Analytics
6 2 (22.22%) Microservices
6 2 (22.22%) Front End Development
6 2 (22.22%) Big Data
6 2 (22.22%) Big Data Analytics
6 2 (22.22%) Web Application Development
6 2 (22.22%) Data Analytics
6 2 (22.22%) CSS3

TDD
Co-occurring IT Skills in Bridgend 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:

Cloud Services
1 2 (22.22%) Serverless
Communications & Networking
1 3 (33.33%) Broadband
Database & Business Intelligence
1 2 (22.22%) Big Data
Development Applications
1 3 (33.33%) GoogleTest
2 1 (11.11%) JUnit
2 1 (11.11%) Mockito
Job Titles
1 9 (100.00%) Developer
2 4 (44.44%) Java Developer
3 3 (33.33%) C++ Developer
4 2 (22.22%) C++ Software Developer
4 2 (22.22%) Front End Developer (Client-Side Developer)
4 2 (22.22%) Software Developer
5 1 (11.11%) Java Web Developer
5 1 (11.11%) Web Developer
Libraries, Frameworks & Software Standards
1 4 (44.44%) Hibernate
1 4 (44.44%) Spring
2 3 (33.33%) CSS
2 3 (33.33%) HTML
2 3 (33.33%) STL
3 2 (22.22%) AngularJS
3 2 (22.22%) CSS3
3 2 (22.22%) HTML5
3 2 (22.22%) Middleware
3 2 (22.22%) Qt
4 1 (11.11%) Java EE
4 1 (11.11%) jQuery
4 1 (11.11%) Modernizr
4 1 (11.11%) Node.js
4 1 (11.11%) REST
4 1 (11.11%) Sass
4 1 (11.11%) Spring MVC
4 1 (11.11%) Twitter Bootstrap
Processes & Methodologies
1 9 (100.00%) Agile Software Development
1 9 (100.00%) Scrum
2 5 (55.56%) BDD
2 5 (55.56%) Open Source
3 4 (44.44%) OOP
4 3 (33.33%) Continuous Integration
4 3 (33.33%) Multithreaded Programming
4 3 (33.33%) Multithreading
5 2 (22.22%) Analytics
5 2 (22.22%) Big Data Analytics
5 2 (22.22%) Data Analytics
5 2 (22.22%) Front End Development
5 2 (22.22%) Microservices
5 2 (22.22%) SOA
5 2 (22.22%) Web Application Development
6 1 (11.11%) Domain-Driven Design
6 1 (11.11%) MVC
6 1 (11.11%) Test Automation
6 1 (11.11%) Web Development
Programming Languages
1 6 (66.67%) Java
2 4 (44.44%) SQL
3 3 (33.33%) C++
4 2 (22.22%) C#
4 2 (22.22%) JavaScript
Vendors
1 3 (33.33%) Google