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

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
UK / Wales
Rank 22 41 47
Rank change year-on-year +19 +6  
Permanent jobs citing TDD 106 65 56
As % of all permanent IT jobs advertised in Wales 9.76% 4.65% 4.25%
As % of the Processes & Methodologies category 11.30% 5.74% 5.00%
Number of salaries quoted 99 57 50
Median salary £42,500 £38,000 £37,500
Median salary % change year-on-year +11.84% +1.33%  
90% offered a salary of more than £27,800 £30,000 £27,000
10% offered a salary of more than £50,000 £52,500 £38,500
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 Wales with a requirement for process and methodology skills.

Process & Methodology Skills
Wales
Permanent job vacancies with a requirement for process and methodology skills 938 1132 1120
As % of all permanent IT job vacancies advertised in Wales 86.37% 81.03% 84.91%
Number of salaries quoted 763 949 955
Median salary £40,000 £37,500 £37,500
Median salary % change year-on-year +6.66% -  
90% offered a salary of more than £27,500 £27,000 £25,500
10% offered a salary of more than £52,500 £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 Wales

The job posting trend of jobs advertised in Wales 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 Wales

TDD
Salary Trend in Wales

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

Salary trend for TDD in Wales

TDD
Salary Histogram in Wales

The salary distribution of IT jobs citing TDD in Wales over the 3 months to 23 March 2017.

Salary histogram for TDD in Wales

TDD
Job Locations in Wales

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Wales region over the 3 months to 23 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Wales +28 77 £42,500 +5.59% 9
West Wales +1 21 £50,000 +66.66% 1
North Wales +3 5 £22,500 -50.00% 2
TDD
UK

TDD
Top 30 Related IT Skills in Wales

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

1 166 (83.42%) Agile Software Development
2 148 (74.37%) .NET
3 144 (72.36%) C#
4 127 (63.82%) MVC
5 121 (60.80%) ASP.NET
6 116 (58.29%) SQL Server
7 100 (50.25%) ASP.NET MVC
8 98 (49.25%) BDD
9 95 (47.74%) Scrum
10 86 (43.22%) ASP.NET Web API
11 73 (36.68%) RESTful
12 71 (35.68%) Java
13 68 (34.17%) JavaScript
14 64 (32.16%) .NET Framework
15 57 (28.64%) Unit Testing
16 55 (27.64%) HTML
16 55 (27.64%) OO
17 54 (27.14%) Microsoft
18 50 (25.13%) CSS
19 49 (24.62%) Visual Studio
19 49 (24.62%) Software Engineering
19 49 (24.62%) Continuous Integration
20 48 (24.12%) Spring
20 48 (24.12%) REST
21 46 (23.12%) Hibernate
22 42 (21.11%) Web Services
23 40 (20.10%) Dependency Injection
24 39 (19.60%) SQL
24 39 (19.60%) ASP.NET MVC 5
25 38 (19.10%) Tomcat

TDD
Top Related IT Skills in 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 38 (19.10%) Tomcat
2 34 (17.09%) IIS
3 29 (14.57%) WebSphere
4 26 (13.07%) Elasticsearch
5 6 (3.02%) Apache Spark
5 6 (3.02%) Cloud Foundry
5 6 (3.02%) ColdFusion
6 3 (1.51%) CMS
6 3 (1.51%) Umbraco
7 2 (1.01%) Apache Solr
8 1 (0.50%) Apache
8 1 (0.50%) SharePoint
Applications
1 30 (15.08%) MS Excel
Business Applications
1 2 (1.01%) SAP Oil and Gas
2 1 (0.50%) Dynamics CRM
Cloud Services
1 22 (11.06%) Microsoft Azure
2 15 (7.54%) Amazon AWS
3 8 (4.02%) SaaS
4 4 (2.01%) GitHub
5 1 (0.50%) Amazon SQS
5 1 (0.50%) Cloud Computing
Communications & Networking
1 8 (4.02%) HTTP
2 7 (3.52%) Broadband
3 4 (2.01%) Internet
Database & Business Intelligence
1 116 (58.29%) SQL Server
2 34 (17.09%) SQL Server 2012
3 31 (15.58%) SQL Server 2014
4 29 (14.57%) NoSQL
5 21 (10.55%) MongoDB
6 17 (8.54%) SQL Server 2008
7 13 (6.53%) Big Data
8 12 (6.03%) MySQL
9 9 (4.52%) PostgreSQL
10 8 (4.02%) Apache Cassandra
11 7 (3.52%) Hadoop
11 7 (3.52%) Relational Database
11 7 (3.52%) SQL Server 2016
12 6 (3.02%) Azure SQL Database
12 6 (3.02%) HBase
12 6 (3.02%) Sqoop
13 4 (2.01%) SQL Server Reporting Services
14 2 (1.01%) Couchbase
15 1 (0.50%) Geospatial Data
15 1 (0.50%) Neo4j
Development Applications
1 49 (24.62%) Visual Studio
2 37 (18.59%) Eclipse
3 35 (17.59%) Maven
4 30 (15.08%) Subversion
5 23 (11.56%) NUnit
6 21 (10.55%) Git (software)
7 20 (10.05%) Team Foundation Server
8 15 (7.54%) Selenium
9 13 (6.53%) Moq
10 11 (5.53%) Jenkins
11 10 (5.03%) MSTest
12 9 (4.52%) JUnit
13 8 (4.02%) Cucumber
14 7 (3.52%) Rhino Mocks
15 6 (3.02%) IntelliJ
15 6 (3.02%) SpecFlow
16 5 (2.51%) Ant
16 5 (2.51%) Artifactory
17 4 (2.01%) Jasmine
18 3 (1.51%) Spock
General
1 25 (12.56%) Retail
2 16 (8.04%) Advertising
2 16 (8.04%) Marketing
3 12 (6.03%) Finance
4 9 (4.52%) Telecoms
5 5 (2.51%) Banking
6 4 (2.01%) Games
7 2 (1.01%) Electronics
7 2 (1.01%) Manufacturing
8 1 (0.50%) Investment Banking
Job Titles
1 140 (70.35%) Developer
2 81 (40.70%) .NET Developer
3 39 (19.60%) Software Engineer
4 31 (15.58%) Software Developer
5 26 (13.07%) C# Developer
6 22 (11.06%) Java Engineer
6 22 (11.06%) Senior Developer
7 21 (10.55%) C# .NET Developer
8 19 (9.55%) Java Software Engineer
9 17 (8.54%) .NET Software Engineer
9 17 (8.54%) Java Developer
10 14 (7.04%) C# Software Engineer
11 13 (6.53%) .NET Software Developer
11 13 (6.53%) Junior
11 13 (6.53%) Junior Developer
12 12 (6.03%) ASP.NET Developer
12 12 (6.03%) Senior .NET Developer
13 10 (5.03%) Analyst
13 10 (5.03%) ASP.NET MVC Developer
13 10 (5.03%) C# Software Developer
Libraries, Frameworks & Software Standards
1 148 (74.37%) .NET
2 121 (60.80%) ASP.NET
3 100 (50.25%) ASP.NET MVC
4 86 (43.22%) ASP.NET Web API
5 73 (36.68%) RESTful
6 64 (32.16%) .NET Framework
7 55 (27.64%) HTML
8 50 (25.13%) CSS
9 48 (24.12%) REST
9 48 (24.12%) Spring
10 46 (23.12%) Hibernate
11 42 (21.11%) Web Services
12 39 (19.60%) ASP.NET MVC 5
13 34 (17.09%) WCF
14 33 (16.58%) SOAP
15 29 (14.57%) EJB
15 29 (14.57%) Java SE
16 27 (13.57%) XML
17 26 (13.07%) jQuery
18 25 (12.56%) HTML5
Miscellaneous
1 34 (17.09%) User Experience
2 24 (12.06%) Mainframe
3 20 (10.05%) NHS
4 17 (8.54%) Management Information System
5 16 (8.04%) Computer Science
6 6 (3.02%) Analytical Skills
7 4 (2.01%) Reference Data
8 3 (1.51%) Enterprise Software
9 2 (1.01%) Mobile App
9 2 (1.01%) N-Tier
10 1 (0.50%) Digital Media
10 1 (0.50%) Digital TV
10 1 (0.50%) Fintech
Operating Systems
1 15 (7.54%) Windows
2 14 (7.04%) Linux
3 10 (5.03%) Android
4 5 (2.51%) Unix
5 2 (1.01%) Apple iOS
Processes & Methodologies
1 166 (83.42%) Agile Software Development
2 127 (63.82%) MVC
3 98 (49.25%) BDD
4 95 (47.74%) Scrum
5 57 (28.64%) Unit Testing
6 55 (27.64%) OO
7 49 (24.62%) Continuous Integration
7 49 (24.62%) Software Engineering
8 40 (20.10%) Dependency Injection
9 35 (17.59%) Web Application Development
10 32 (16.08%) Continuous Deployment
11 29 (14.57%) Customer Insight
11 29 (14.57%) Performance Optimisation
12 19 (9.55%) Coaching
12 19 (9.55%) Informatics
12 19 (9.55%) Mentoring
12 19 (9.55%) Web Development
13 15 (7.54%) Kanban
14 12 (6.03%) DevOps
15 11 (5.53%) SDLC
Programming Languages
1 144 (72.36%) C#
2 71 (35.68%) Java
3 68 (34.17%) JavaScript
4 39 (19.60%) SQL
5 21 (10.55%) Python
6 18 (9.05%) PHP
7 15 (7.54%) T-SQL
8 12 (6.03%) Scala
9 11 (5.53%) VB.NET
10 10 (5.03%) Ruby
11 8 (4.02%) C++
12 7 (3.52%) Bash Shell
12 7 (3.52%) Go
12 7 (3.52%) Perl
13 5 (2.51%) Objective-C
13 5 (2.51%) TypeScript
13 5 (2.51%) VB
14 3 (1.51%) Groovy
15 2 (1.01%) Korn
16 1 (0.50%) Clojure
Qualifications
1 25 (12.56%) Degree
2 2 (1.01%) ISEB
2 2 (1.01%) ISTQB
2 2 (1.01%) Security Cleared
3 1 (0.50%) SC Cleared
3 1 (0.50%) Sun Certification
Quality Assurance & Compliance
1 28 (14.07%) HMG Security Policy Framework
1 28 (14.07%) ISO/IEC 27001
2 13 (6.53%) QA
3 2 (1.01%) Disclosure Scotland
System Software
1 7 (3.52%) Docker
2 6 (3.02%) HDFS
3 1 (0.50%) Varnish
Vendors
1 54 (27.14%) Microsoft
2 29 (14.57%) IBM
3 9 (4.52%) Facebook
3 9 (4.52%) Oracle
4 6 (3.02%) Cloudera
4 6 (3.02%) Hortonworks
4 6 (3.02%) RedGate
5 4 (2.01%) Sitecore
5 4 (2.01%) TOWER Software
6 3 (1.51%) Sony
7 2 (1.01%) IFS
7 2 (1.01%) SAP
7 2 (1.01%) Zend
8 1 (0.50%) Perforce
8 1 (0.50%) Xamarin
Cardiff, South Glamorgan
Hays Specialist Recruitment
Salary: benefits
Posted: 10 hours ago
Newport, Gwent
Redrock Consulting Ltd
Salary: £30000 - £45000 per annum + benefits
Posted: 2 days ago
Cardiff, South Glamorgan
IntaPeople
Salary: £27000 - £32000 per annum
Posted: 18 hours ago
Swansea, West Glamorgan
Dawson & Walsh
Salary: £35000 - £65000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Cardiff, South Glamorgan
Opus Recruitment Solutions Ltd
Salary: £40000 - £60000 per annum, Benefits Benefits
Posted: 2 days ago
Bridgend, Mid Glamorgan
Dawson & Walsh
Salary: £45000 - £55000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Cardiff, South Glamorgan
Dawson & Walsh
Salary: £30000 - £40000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Flintshire
Dawson & Walsh
Salary: £30000 - £50000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Hengoed, Mid Glamorgan
Dawson & Walsh
Salary: £30000 - £45000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Caerphilly, Mid Glamorgan
Dawson & Walsh
Salary: £30000 - £50000 per annum + Bonus + Pension + Benefits
Posted: 3 days ago
Flintshire
Oscar
Salary: £35000 - £41000 per annum + Competitive Benefits
Posted: 3 days ago