Period
to 18 January 2018

The following table provides summary statistics for permanent job vacancies advertised in South 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 18 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Wales > South Wales
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 23 28 49
Rank change year-on-year +5 +21 +9
Permanent jobs citing TDD 105 135 110
As % of all permanent IT jobs advertised in South Wales 7.73% 6.90% 4.71%
As % of the Processes & Methodologies category 8.71% 7.64% 5.62%
Number of salaries quoted 103 131 98
South Wales median annual salary £40,000 £35,000 £37,500
Median salary % change year-on-year +14.29% -6.67% +7.14%
10th Percentile £24,120 £24,250 £27,500
90th Percentile £51,250 £65,000 £53,425
Wales median annual salary £40,000 £35,000 £37,500
% change year-on-year +14.29% -6.67% +4.17%

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 South Wales with a requirement for process or methodology skills.

All Process and Methodology Skills
South Wales
Permanent vacancies with a requirement for process or methodology skills 1,205 1,767 1,957
As % of all permanent IT jobs advertised in South Wales 88.67% 90.29% 83.74%
Number of salaries quoted 1,059 1,588 1,710
South Wales median annual salary £38,500 £37,500 £37,000
Median salary % change year-on-year +2.67% +1.35% +5.71%
10th Percentile £23,750 £22,750 £22,500
90th Percentile £55,349 £56,250 £55,000
Wales median annual salary £40,000 £37,500 £36,000
% change year-on-year +6.67% +4.17% +1.69%

TDD
Job Vacancy Trend in South Wales

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

Job vacancy trend for TDD in South Wales

TDD
Salary Trend in South Wales

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

Salary trend for TDD in South Wales

TDD
Salary Histogram in South Wales

The salary distribution of IT jobs citing TDD in South Wales over the 6 months to 18 January 2018.

Salary histogram for TDD in South Wales

TDD
Job Locations in South Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the South Wales region over the 6 months to 18 January 2018. 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
Cardiff -1 61 £42,500 +21.43% 14
Newport -6 14 £36,375 -54.53% 5
Bridgend +8 9 £42,500 +21.43%
Torfaen +11 8 £37,500 +36.36%
Neath Port Talbot +11 3 £40,000 -5.88% 1
Caerphilly - 1 £30,000 - 1
TDD
Wales

For the 6 months to 18 January 2018, 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 South Wales region with a requirement for TDD.

1 95 (90.48%) Agile Software Development
2 64 (60.95%) Scrum
3 60 (57.14%) C#
4 47 (44.76%) .NET
4 47 (44.76%) BDD
5 38 (36.19%) MVC
6 37 (35.24%) JavaScript
6 37 (35.24%) Continuous Integration
7 36 (34.29%) Java
8 35 (33.33%) SQL Server
8 35 (33.33%) RESTful
9 32 (30.48%) Test Automation
9 32 (30.48%) Dependency Injection
10 31 (29.52%) SQL
10 31 (29.52%) ASP.NET
10 31 (29.52%) AngularJS
11 30 (28.57%) ASP.NET MVC
12 29 (27.62%) ASP.NET Web API
13 28 (26.67%) HTML
14 27 (25.71%) Kanban
15 26 (24.76%) Web Application Development
16 24 (22.86%) CSS
17 23 (21.90%) Spring
17 23 (21.90%) Twitter Bootstrap
17 23 (21.90%) Elasticsearch
17 23 (21.90%) Microservices
18 22 (20.95%) Web Development
18 22 (20.95%) Microsoft Azure
18 22 (20.95%) MongoDB
19 21 (20.00%) KnockoutJS

TDD
Co-occurring IT Skills in South 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 23 (21.90%) Elasticsearch
2 6 (5.71%) Tomcat
3 4 (3.81%) Apache
4 3 (2.86%) Apache Spark
4 3 (2.86%) IIS
4 3 (2.86%) Liferay
4 3 (2.86%) nginx
5 2 (1.90%) MTS
6 1 (0.95%) BizTalk Server
6 1 (0.95%) Cloud Foundry
6 1 (0.95%) JBoss
6 1 (0.95%) WebLogic
6 1 (0.95%) WebSphere
Business Applications
1 1 (0.95%) Dynamics CRM
Cloud Services
1 22 (20.95%) Microsoft Azure
2 17 (16.19%) Amazon AWS
3 12 (11.43%) PaaS
4 8 (7.62%) IaaS
5 3 (2.86%) Cloud Computing
5 3 (2.86%) SaaS
6 2 (1.90%) Serverless
7 1 (0.95%) GitHub
7 1 (0.95%) Heroku
7 1 (0.95%) Office 365
7 1 (0.95%) Trello
Communications & Networking
1 17 (16.19%) Hyperconnected
1 17 (16.19%) Internet
2 5 (4.76%) Broadband
3 1 (0.95%) HTTP
Database & Business Intelligence
1 35 (33.33%) SQL Server
2 22 (20.95%) MongoDB
3 17 (16.19%) NoSQL
4 14 (13.33%) SQL Server 2016
5 7 (6.67%) Relational Database
6 6 (5.71%) Cosmos DB
6 6 (5.71%) MySQL
6 6 (5.71%) SQL Server 2014
7 4 (3.81%) Big Data
8 3 (2.86%) Hadoop
9 2 (1.90%) Apache Cassandra
9 2 (1.90%) Geospatial Data
9 2 (1.90%) GIS
9 2 (1.90%) Neo4j
9 2 (1.90%) PostgreSQL
9 2 (1.90%) SQL Server 2008
10 1 (0.95%) Azure SQL Database
10 1 (0.95%) Couchbase
10 1 (0.95%) Redis
10 1 (0.95%) SQL Server 2012
Development Applications
1 17 (16.19%) Git (software)
2 11 (10.48%) NUnit
2 11 (10.48%) Selenium
3 10 (9.52%) TeamCity
4 9 (8.57%) MSTest
4 9 (8.57%) Team Foundation Server
4 9 (8.57%) Visual Studio
5 8 (7.62%) Moq
5 8 (7.62%) Subversion
6 7 (6.67%) JMeter
7 4 (3.81%) Bugzilla
7 4 (3.81%) Eclipse
7 4 (3.81%) JIRA
7 4 (3.81%) NetBeans
7 4 (3.81%) VSS/SourceSafe
8 3 (2.86%) JUnit
8 3 (2.86%) Maven
8 3 (2.86%) Rhino Mocks
8 3 (2.86%) SpecFlow
8 3 (2.86%) Xdebug
General
1 10 (9.52%) Finance
1 10 (9.52%) Games
2 4 (3.81%) Retail
3 2 (1.90%) Advertising
3 2 (1.90%) Banking
3 2 (1.90%) Financial Institution
3 2 (1.90%) Investment Banking
3 2 (1.90%) Law
4 1 (0.95%) Electronics
4 1 (0.95%) Manufacturing
4 1 (0.95%) Marketing
4 1 (0.95%) Multimedia
4 1 (0.95%) Telecoms
Job Titles
1 88 (83.81%) Developer
2 36 (34.29%) .NET Developer
3 26 (24.76%) C# Developer
4 21 (20.00%) C# .NET Developer
5 19 (18.10%) Java Developer
6 15 (14.29%) Senior Developer
7 14 (13.33%) ASP.NET Developer
7 14 (13.33%) C# ASP.NET Developer
8 13 (12.38%) Software Developer
9 11 (10.48%) Junior
10 10 (9.52%) Junior Developer
11 9 (8.57%) Graduate
11 9 (8.57%) Graduate .NET Developer
11 9 (8.57%) Graduate Developer
11 9 (8.57%) Junior .NET Developer
12 7 (6.67%) C++ Developer
13 6 (5.71%) PHP Developer
14 5 (4.76%) .NET Software Developer
14 5 (4.76%) C# Software Developer
14 5 (4.76%) Scrum Master
Libraries, Frameworks & Software Standards
1 47 (44.76%) .NET
2 35 (33.33%) RESTful
3 31 (29.52%) AngularJS
3 31 (29.52%) ASP.NET
4 30 (28.57%) ASP.NET MVC
5 29 (27.62%) ASP.NET Web API
6 28 (26.67%) HTML
7 24 (22.86%) CSS
8 23 (21.90%) Spring
8 23 (21.90%) Twitter Bootstrap
9 21 (20.00%) KnockoutJS
10 19 (18.10%) WCF
11 17 (16.19%) ASP.NET MVC 5
11 17 (16.19%) REST
12 16 (15.24%) SOAP
13 14 (13.33%) Hibernate
14 13 (12.38%) .NET Framework
14 13 (12.38%) HTML5
15 11 (10.48%) Node.js
16 9 (8.57%) WPF
Miscellaneous
1 10 (9.52%) Computer Science
2 8 (7.62%) Greenfield Project
3 6 (5.71%) Cloud Native
4 5 (4.76%) Management Information System
5 4 (3.81%) Fintech
5 4 (3.81%) Mobile App
6 3 (2.86%) NHS
6 3 (2.86%) User Experience
7 1 (0.95%) Client/Server
7 1 (0.95%) Enterprise Software
7 1 (0.95%) N-Tier
Operating Systems
1 5 (4.76%) Android
1 5 (4.76%) Apple iOS
2 4 (3.81%) Linux
2 4 (3.81%) Windows
3 2 (1.90%) DC/OS
4 1 (0.95%) Unix
Processes & Methodologies
1 95 (90.48%) Agile Software Development
2 64 (60.95%) Scrum
3 47 (44.76%) BDD
4 38 (36.19%) MVC
5 37 (35.24%) Continuous Integration
6 32 (30.48%) Dependency Injection
6 32 (30.48%) Test Automation
7 27 (25.71%) Kanban
8 26 (24.76%) Web Application Development
9 23 (21.90%) Microservices
10 22 (20.95%) Web Development
11 20 (19.05%) OO
11 20 (19.05%) Software Engineering
12 15 (14.29%) OOP
12 15 (14.29%) Open Source
13 14 (13.33%) Multithreading
14 12 (11.43%) DevOps
14 12 (11.43%) SOLID
15 11 (10.48%) SDLC
16 9 (8.57%) Inversion of Control
Programming Languages
1 60 (57.14%) C#
2 37 (35.24%) JavaScript
3 36 (34.29%) Java
4 31 (29.52%) SQL
5 14 (13.33%) C++
6 12 (11.43%) Go
7 11 (10.48%) Ruby
8 10 (9.52%) PHP
9 6 (5.71%) F#
10 4 (3.81%) Python
10 4 (3.81%) T-SQL
11 3 (2.86%) PHP 5
11 3 (2.86%) R
11 3 (2.86%) Scala
11 3 (2.86%) TypeScript
11 3 (2.86%) VB.NET
12 2 (1.90%) C
13 1 (0.95%) Bash Shell
13 1 (0.95%) Perl
Qualifications
1 3 (2.86%) Degree
2 2 (1.90%) Computer Science Degree
Quality Assurance & Compliance
1 4 (3.81%) QA
2 2 (1.90%) GDPR
System Software
1 3 (2.86%) Docker
2 1 (0.95%) Varnish
Systems Management
1 8 (7.62%) Ansible
2 7 (6.67%) Kibana
2 7 (6.67%) Terraform
3 2 (1.90%) Kubernetes
Vendors
1 10 (9.52%) Google
2 9 (8.57%) Microsoft
3 6 (5.71%) Oracle
4 4 (3.81%) SAP
5 3 (2.86%) Sony