Period
to 17 November 2017

The following table provides summary statistics for permanent job vacancies advertised in North Wales 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 17 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wales > North Wales
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 15 - 24
Rank change year-on-year - +24 -12
Permanent jobs citing TDD 13 0 2
As % of all permanent IT jobs advertised in North Wales 10.66% - 1.82%
As % of the Processes & Methodologies category 11.40% - 2.00%
Number of salaries quoted 11 0 2
North Wales median annual salary £40,000 - £38,750
10th Percentile £35,000 - £33,875
90th Percentile £45,000 - £44,625
Wales median annual salary £40,000 £35,000 £36,500
% change year-on-year +14.29% -4.11% +4.29%

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 North Wales with a requirement for process or methodology skills.

All Process and Methodology Skills
North Wales
Permanent vacancies with a requirement for process or methodology skills 114 59 100
As % of all permanent IT jobs advertised in North Wales 93.44% 63.44% 90.91%
Number of salaries quoted 85 52 73
North Wales median annual salary £35,000 £37,500 £35,000
Median salary % change year-on-year -6.67% +7.14% -1.41%
10th Percentile £25,000 £25,000 £23,750
90th Percentile £45,000 £52,250 £48,500
Wales median annual salary £40,000 £37,500 £36,000
% change year-on-year +6.67% +4.17% +2.86%

TDD
Job Vacancy Trend in North Wales

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

Job vacancy trend for TDD in North Wales

TDD
Salary Trend in North Wales

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

Salary trend for TDD in North Wales

TDD
Job Locations in North Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the North Wales region over the 6 months to 17 November 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Flintshire - 13 £40,000 - 1
TDD
Wales

For the 6 months to 17 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 North Wales region with a requirement for TDD.

1 13 (100.00%) Agile Software Development
2 12 (92.31%) WCF
2 12 (92.31%) C#
2 12 (92.31%) .NET
2 12 (92.31%) ASP.NET Web API
3 11 (84.62%) BDD
4 10 (76.92%) NoSQL
4 10 (76.92%) RESTful
4 10 (76.92%) ASP.NET MVC
4 10 (76.92%) Entity Framework
4 10 (76.92%) Node.js
4 10 (76.92%) Web Application Development
4 10 (76.92%) Code First Entity Framework
4 10 (76.92%) SQL Server 2016
4 10 (76.92%) ASP.NET MVC 5
4 10 (76.92%) MVC
4 10 (76.92%) SQL Server
4 10 (76.92%) ASP.NET
4 10 (76.92%) WPF
4 10 (76.92%) Git (software)
4 10 (76.92%) Ruby
4 10 (76.92%) Marketing
4 10 (76.92%) .NET Framework
5 2 (15.38%) Degree
5 2 (15.38%) jQuery
5 2 (15.38%) CSS
5 2 (15.38%) IIS
5 2 (15.38%) HTML
5 2 (15.38%) JavaScript
5 2 (15.38%) SQL

TDD
Co-occurring IT Skills in North Wales 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 2 (15.38%) IIS
Applications
1 1 (7.69%) Mingle
Cloud Services
1 1 (7.69%) GitHub
Database & Business Intelligence
1 10 (76.92%) NoSQL
1 10 (76.92%) SQL Server
1 10 (76.92%) SQL Server 2016
2 1 (7.69%) MongoDB
Development Applications
1 10 (76.92%) Git (software)
2 1 (7.69%) Bitbucket
2 1 (7.69%) Cucumber
2 1 (7.69%) Gatling
2 1 (7.69%) Jenkins
2 1 (7.69%) JIRA
2 1 (7.69%) Selenium
2 1 (7.69%) WebDriver
General
1 10 (76.92%) Marketing
2 1 (7.69%) Finance
Job Titles
1 12 (92.31%) Developer
2 10 (76.92%) .NET Developer
2 10 (76.92%) .NET Software Developer
3 2 (15.38%) C# Developer
4 1 (7.69%) Angular Developer
4 1 (7.69%) Automation Tester
4 1 (7.69%) C# Software Developer
4 1 (7.69%) Senior C# Developer
4 1 (7.69%) Senior C# Software Developer
4 1 (7.69%) Senior Developer
4 1 (7.69%) Senior Software Developer
4 1 (7.69%) Software Developer
4 1 (7.69%) Tester
Libraries, Frameworks & Software Standards
1 12 (92.31%) .NET
1 12 (92.31%) ASP.NET Web API
1 12 (92.31%) WCF
2 10 (76.92%) .NET Framework
2 10 (76.92%) ASP.NET
2 10 (76.92%) ASP.NET MVC
2 10 (76.92%) ASP.NET MVC 5
2 10 (76.92%) Code First Entity Framework
2 10 (76.92%) Entity Framework
2 10 (76.92%) Node.js
2 10 (76.92%) RESTful
2 10 (76.92%) WPF
3 2 (15.38%) AngularJS
3 2 (15.38%) CSS
3 2 (15.38%) HTML
3 2 (15.38%) jQuery
3 2 (15.38%) Twitter Bootstrap
4 1 (7.69%) Web Services
Operating Systems
1 2 (15.38%) Windows
Processes & Methodologies
1 13 (100.00%) Agile Software Development
2 11 (84.62%) BDD
3 10 (76.92%) MVC
3 10 (76.92%) Web Application Development
4 2 (15.38%) Domain-Driven Design
5 1 (7.69%) API Testing
5 1 (7.69%) Exploratory Testing
5 1 (7.69%) Kanban
5 1 (7.69%) Manual Testing
5 1 (7.69%) Performance Testing
5 1 (7.69%) Scrum
5 1 (7.69%) Test Automation
Programming Languages
1 12 (92.31%) C#
2 10 (76.92%) Ruby
3 2 (15.38%) JavaScript
3 2 (15.38%) SQL
3 2 (15.38%) T-SQL
4 1 (7.69%) Java
Qualifications
1 2 (15.38%) Degree
2 1 (7.69%) ISEB
Vendors
1 1 (7.69%) Atlassian