Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in West 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 23 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wales > West Wales
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 32 36 22
Rank change year-on-year +4 -14 +2
Permanent jobs citing TDD 28 13 5
As % of all permanent IT jobs advertised in West Wales 7.37% 6.88% 4.20%
As % of the Processes & Methodologies category 7.84% 7.56% 5.21%
Number of salaries quoted 27 13 5
West Wales median annual salary £40,000 £45,000 £35,000
Median salary % change year-on-year -11.11% +28.57% -6.67%
10th Percentile £31,250 £32,500 £32,500
90th Percentile £47,300 £57,500 £42,950
Wales median annual salary £40,000 £35,000 £36,639
% change year-on-year +14.29% -4.47% +3.21%

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 West Wales with a requirement for process or methodology skills.

All Process and Methodology Skills
West Wales
Permanent vacancies with a requirement for process or methodology skills 357 172 96
As % of all permanent IT jobs advertised in West Wales 93.95% 91.01% 80.67%
Number of salaries quoted 339 161 79
West Wales median annual salary £40,000 £37,500 £35,000
Median salary % change year-on-year +6.67% +7.14% -17.65%
10th Percentile £27,400 £23,750 £22,450
90th Percentile £57,946 £53,750 £70,000
Wales median annual salary £40,000 £37,500 £36,500
% change year-on-year +6.67% +2.74% +4.29%

TDD
Job Vacancy Trend in West Wales

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

Job vacancy trend for TDD in West Wales

TDD
Salary Trend in West Wales

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

Salary trend for TDD in West Wales

TDD
Salary Histogram in West Wales

The salary distribution of IT jobs citing TDD in West Wales over the 6 months to 23 November 2017.

Salary histogram for TDD in West Wales

TDD
Job Locations in West Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the West Wales region over the 6 months to 23 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
Swansea -1 28 £40,000 -11.11% 3
TDD
Wales

For the 6 months to 23 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 West Wales region with a requirement for TDD.

1 27 (96.43%) .NET
1 27 (96.43%) C#
1 27 (96.43%) MVC
2 23 (82.14%) ASP.NET
2 23 (82.14%) Agile Software Development
3 22 (78.57%) SQL Server
3 22 (78.57%) ASP.NET MVC
4 18 (64.29%) ASP.NET Web API
4 18 (64.29%) .NET Framework
5 16 (57.14%) WCF
5 16 (57.14%) Git (software)
5 16 (57.14%) BDD
5 16 (57.14%) Entity Framework
6 15 (53.57%) Node.js
6 15 (53.57%) NoSQL
6 15 (53.57%) RESTful
6 15 (53.57%) Web Application Development
6 15 (53.57%) Enterprise Software
6 15 (53.57%) SQL Server 2016
6 15 (53.57%) ASP.NET MVC 5
6 15 (53.57%) Code First Entity Framework
6 15 (53.57%) Ruby
7 12 (42.86%) SQL
8 11 (39.29%) JavaScript
9 9 (32.14%) HTML
10 8 (28.57%) OO
10 8 (28.57%) CSS
10 8 (28.57%) XML
11 7 (25.00%) T-SQL
11 7 (25.00%) Ajax

TDD
Co-occurring IT Skills in West 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 3 (10.71%) Elasticsearch
2 1 (3.57%) SharePoint
Applications
1 2 (7.14%) Microsoft Office
Cloud Services
1 4 (14.29%) Microsoft Azure
2 2 (7.14%) SaaS
3 1 (3.57%) Amazon AWS
Database & Business Intelligence
1 22 (78.57%) SQL Server
2 15 (53.57%) NoSQL
2 15 (53.57%) SQL Server 2016
3 6 (21.43%) SQL Server Reporting Services
4 5 (17.86%) SQL Server 2008
5 4 (14.29%) Azure SQL Database
Development Applications
1 16 (57.14%) Git (software)
2 7 (25.00%) Team Foundation Server
3 5 (17.86%) TeamCity
4 3 (10.71%) Moq
4 3 (10.71%) NUnit
5 1 (3.57%) Cucumber
5 1 (3.57%) JIRA
General
1 5 (17.86%) Pharmaceutical
2 1 (3.57%) Games
2 1 (3.57%) Legal
Job Titles
1 27 (96.43%) Developer
2 22 (78.57%) .NET Developer
3 21 (75.00%) C# Developer
4 20 (71.43%) C# .NET Developer
5 15 (53.57%) ASP.NET Developer
5 15 (53.57%) ASP.NET MVC Developer
5 15 (53.57%) C# ASP.NET Developer
6 9 (32.14%) Senior Developer
7 7 (25.00%) Senior .NET Developer
7 7 (25.00%) Software Developer
8 5 (17.86%) .NET Software Developer
8 5 (17.86%) C# Software Developer
8 5 (17.86%) C# VB.NET Developer
8 5 (17.86%) Senior .NET Software Developer
8 5 (17.86%) Senior C# .NET Developer
8 5 (17.86%) Senior C# Developer
8 5 (17.86%) Senior C# Software Developer
8 5 (17.86%) Senior Software Developer
8 5 (17.86%) Senior VB.NET Developer
8 5 (17.86%) VB.NET Developer
Libraries, Frameworks & Software Standards
1 27 (96.43%) .NET
2 23 (82.14%) ASP.NET
3 22 (78.57%) ASP.NET MVC
4 18 (64.29%) .NET Framework
4 18 (64.29%) ASP.NET Web API
5 16 (57.14%) Entity Framework
5 16 (57.14%) WCF
6 15 (53.57%) ASP.NET MVC 5
6 15 (53.57%) Code First Entity Framework
6 15 (53.57%) Node.js
6 15 (53.57%) RESTful
7 9 (32.14%) HTML
8 8 (28.57%) CSS
8 8 (28.57%) XML
9 7 (25.00%) Ajax
10 6 (21.43%) jQuery
11 3 (10.71%) Autofac
11 3 (10.71%) HTML5
11 3 (10.71%) NHibernate
11 3 (10.71%) Twitter Bootstrap
Miscellaneous
1 15 (53.57%) Enterprise Software
2 6 (21.43%) Analytical Skills
2 6 (21.43%) N-Tier
3 1 (3.57%) Client/Server
Operating Systems
1 2 (7.14%) Windows
Processes & Methodologies
1 27 (96.43%) MVC
2 23 (82.14%) Agile Software Development
3 16 (57.14%) BDD
4 15 (53.57%) Web Application Development
5 8 (28.57%) OO
6 7 (25.00%) Web Development
7 6 (21.43%) OOP
8 5 (17.86%) SOA
9 3 (10.71%) Dependency Injection
9 3 (10.71%) Scrum
10 2 (7.14%) Mentoring
10 2 (7.14%) Mobile Development
10 2 (7.14%) OOD
10 2 (7.14%) Product Management
11 1 (3.57%) Continuous Integration
11 1 (3.57%) Domain-Driven Design
11 1 (3.57%) Kanban
11 1 (3.57%) SDLC
11 1 (3.57%) Test Automation
11 1 (3.57%) Unit Testing
Programming Languages
1 27 (96.43%) C#
2 15 (53.57%) Ruby
3 12 (42.86%) SQL
4 11 (39.29%) JavaScript
5 7 (25.00%) T-SQL
6 5 (17.86%) VB
6 5 (17.86%) VB.NET
Qualifications
1 5 (17.86%) Degree
Quality Assurance & Compliance
1 1 (3.57%) QA
Vendors
1 2 (7.14%) Microsoft
2 1 (3.57%) CA
2 1 (3.57%) CA Agile Central