The table below looks at the statistics for TDD skills in IT contracts advertised for the Wales region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 31 July 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
31 Jul 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 48 19 43
Rank change year-on-year
-29 +24
Contract jobs citing TDD 26 63 13
As % of all contract IT jobs located in Wales 2.95% 8.45% 2.36%
As % of the Processes & Methodologies category 3.82% 10.96% 3.26%
Number of daily rates quoted 18 44 13
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£400 £444 £294
Average daily rate % change year-on-year
-9.85% +51.06%
90% offered a daily rate of more than £350 £325 £211
10% offered a daily rate of more than £450 £525 £331
UK excluding London average daily rate £375 £375 £360
% change year-on-year
- +4.16%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £40.00 £59.50 £31.75
% change year-on-year
-32.77% +87.40%
TDD
UK

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the Wales region.

Processes & Methodologies Category
Wales
Contract IT job ads with a match in the
Processes & Methodologies category
680 575 399
As % of all contract IT jobs located in Wales 77.19% 77.08% 72.55%
Number of daily rates quoted 479 391 256
Average daily rate £356 £390 £330
Average daily rate % change year-on-year
-8.71% +18.18%
90% offered a daily rate of more than £250 £225 £225
10% offered a daily rate of more than £450 £525 £600
UK excluding London average daily rate £388 £375 £375
% change year-on-year
+3.33% -
Number of hourly rates quoted 24 10 14
Average hourly rate £15.75 £23.75 £15.50
Average hourly rate % change year-on-year
-33.68% +53.22%
90% offered a hourly rate of more than £11.50 £13.65 £12.35
10% offered a hourly rate of more than £21.75 £52.50 £18.90
UK excluding London average hourly rate £30.50 £26.50 £31.00
% change year-on-year
+15.09% -14.51%

TDD
Jobs Demand Trend in Wales

This chart provides a 3-month moving total of IT contractor jobs citing TDD across the Wales region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in Wales

TDD
Daily Rate Trend in Wales

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing TDD across the Wales region.

TDD Daily Rate Trend in Wales

TDD
Daily Rate Histogram in Wales

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Wales region over the 3 months to 31 July 2015.

TDD Daily Rate Histogram in Wales

TDD
Hourly Rate Trend in Wales

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing TDD across the Wales region.

TDD Hourly Rate Trend in Wales

TDD
Contract Job Locations in Wales

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Wales region over the 3 months to 31 July 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
South Wales -19 23 £400 -5.88% 8
West Wales -14 1 £300 -38.46%
TDD
UK

TDD
Top 30 Related IT Skills in Wales

For the 6 months to 31 July 2015, IT contractor jobs across the Wales region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD.

1 93 (94.90%) Agile Software Development
2 72 (73.47%) Scrum
3 59 (60.20%) Java
4 58 (59.18%) BDD
5 57 (58.16%) .NET
6 49 (50.00%) SQL Server
7 41 (41.84%) Security Cleared
8 39 (39.80%) C#
9 36 (36.73%) XML
9 36 (36.73%) SC Cleared
10 34 (34.69%) Team Foundation Server
10 34 (34.69%) ASP.NET
10 34 (34.69%) SQL
10 34 (34.69%) MVC
11 33 (33.67%) SOAP
12 32 (32.65%) Web Services
12 32 (32.65%) .NET Framework
12 32 (32.65%) ASP.NET MVC
12 32 (32.65%) REST
13 28 (28.57%) Visual Studio
14 25 (25.51%) IIS
14 25 (25.51%) Selenium
15 24 (24.49%) Unit Testing
15 24 (24.49%) SQL Server 2008
16 23 (23.47%) Scala
17 22 (22.45%) Test Scripting
18 21 (21.43%) jQuery
19 20 (20.41%) JMeter
20 19 (19.39%) OO
20 19 (19.39%) MongoDB

TDD
Top Related IT Skills in Wales by Category

For the 6 months to 31 July 2015, IT contractor jobs across the Wales region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 25 (25.51%) IIS
2 11 (11.22%) Elasticsearch
3 8 (8.16%) SharePoint
4 7 (7.14%) JBoss
5 6 (6.12%) Confluence
6 5 (5.10%) Tomcat
7 4 (4.08%) Apache
8 3 (3.06%) nginx
8 3 (3.06%) ArcGIS
9 2 (2.04%) ArcSDE
9 2 (2.04%) WebSphere
9 2 (2.04%) Node.js
9 2 (2.04%) WebSphere Application Server
9 2 (2.04%) WebLogic
9 2 (2.04%) Oracle HTTP Server
9 2 (2.04%) WildFly
10 1 (1.02%) MS Exchange
10 1 (1.02%) Lync
10 1 (1.02%) Exchange Server 2010
10 1 (1.02%) Sitecore CMS
Applications
1 2 (2.04%) MS Excel
Business Applications
1 1 (1.02%) Dynamics CRM
Cloud Services
1 4 (4.08%) Microsoft Azure
2 1 (1.02%) Amazon AWS
2 1 (1.02%) SaaS
2 1 (1.02%) AWS CloudFormation
Communications & Networking
1 4 (4.08%) HTTP
Database & Business Intelligence
1 49 (50.00%) SQL Server
2 24 (24.49%) SQL Server 2008
3 19 (19.39%) MongoDB
4 6 (6.12%) NoSQL
5 5 (5.10%) MySQL
6 4 (4.08%) Apache Cassandra
7 2 (2.04%) PostgreSQL
8 1 (1.02%) SQL Server Reporting Services
8 1 (1.02%) MS Access
8 1 (1.02%) Azure SQL Database
Development Applications
1 34 (34.69%) Team Foundation Server
2 28 (28.57%) Visual Studio
3 25 (25.51%) Selenium
4 20 (20.41%) JMeter
5 15 (15.31%) Jenkins
6 14 (14.29%) Subversion
6 14 (14.29%) Cucumber
7 12 (12.24%) JIRA
7 12 (12.24%) SpecFlow
8 10 (10.20%) Git (software)
9 7 (7.14%) JUnit
9 7 (7.14%) WebDriver
10 6 (6.12%) TestNG
10 6 (6.12%) Bugzilla
11 5 (5.10%) Maven
12 4 (4.08%) Hudson
12 4 (4.08%) Spock
12 4 (4.08%) Geb
13 3 (3.06%) QUnit
13 3 (3.06%) Jasmine
General
1 8 (8.16%) Legal
2 7 (7.14%) Back Office
3 1 (1.02%) Finance
3 1 (1.02%) Marketing
Job Titles
1 64 (65.31%) Developer
2 31 (31.63%) .NET Developer
3 21 (21.43%) Tester
4 15 (15.31%) Java Developer
5 7 (7.14%) AWS Developer
5 7 (7.14%) Analyst
6 6 (6.12%) Test Analyst
6 6 (6.12%) SQL Developer
6 6 (6.12%) Perl Developer
6 6 (6.12%) Scala Developer
7 4 (4.08%) Automation Tester
7 4 (4.08%) Java/J2EE Developer
7 4 (4.08%) Software Engineer
8 3 (3.06%) C# Developer
8 3 (3.06%) Lead Software Engineer
8 3 (3.06%) Agile Java Developer
8 3 (3.06%) C# .NET Developer
9 2 (2.04%) Selenium Tester
9 2 (2.04%) Senior Scala Developer
9 2 (2.04%) Agile .NET Developer
Libraries, Frameworks & Software Standards
1 57 (58.16%) .NET
2 36 (36.73%) XML
3 34 (34.69%) ASP.NET
4 33 (33.67%) SOAP
5 32 (32.65%) Web Services
5 32 (32.65%) .NET Framework
5 32 (32.65%) ASP.NET MVC
5 32 (32.65%) REST
6 21 (21.43%) jQuery
7 14 (14.29%) RESTful
7 14 (14.29%) HTML
8 13 (13.27%) CSS
9 12 (12.24%) Mojolicious
10 11 (11.22%) OAuth
11 10 (10.20%) AngularJS
11 10 (10.20%) Hibernate
12 9 (9.18%) J2EE
12 9 (9.18%) JSON
12 9 (9.18%) ASP.NET Web API
13 7 (7.14%) Twitter Bootstrap
Miscellaneous
1 12 (12.24%) User Experience
2 6 (6.12%) Client/Server
3 3 (3.06%) IVR
3 3 (3.06%) Visualisation
4 2 (2.04%) GIS
4 2 (2.04%) Computer Science
4 2 (2.04%) Analytical Skills
5 1 (1.02%) Data Structures
5 1 (1.02%) Mobile App
5 1 (1.02%) Mathematics
5 1 (1.02%) W3C
Operating Systems
1 12 (12.24%) UNIX
2 7 (7.14%) Linux
3 5 (5.10%) Windows
4 1 (1.02%) Ubuntu
4 1 (1.02%) CentOS
4 1 (1.02%) Red Hat Enterprise Linux
Processes & Methodologies
1 93 (94.90%) Agile Software Development
2 72 (73.47%) Scrum
3 58 (59.18%) BDD
4 34 (34.69%) MVC
5 24 (24.49%) Unit Testing
6 22 (22.45%) Test Scripting
7 19 (19.39%) OO
8 17 (17.35%) Software Engineering
8 17 (17.35%) Open Source
9 14 (14.29%) Regression Testing
10 13 (13.27%) Test-First Development
11 11 (11.22%) Continuous Integration
12 9 (9.18%) DevOps
13 7 (7.14%) Pair Programming
13 7 (7.14%) Load Testing
14 6 (6.12%) RUP
14 6 (6.12%) DSDM
14 6 (6.12%) Configuration Management
14 6 (6.12%) Test Management
14 6 (6.12%) Automation Testing
Programming Languages
1 59 (60.20%) Java
2 39 (39.80%) C#
3 34 (34.69%) SQL
4 23 (23.47%) Scala
5 15 (15.31%) Perl
6 11 (11.22%) JavaScript
7 4 (4.08%) PL/SQL
8 3 (3.06%) PHP
8 3 (3.06%) Bash Shell
9 2 (2.04%) Python
9 2 (2.04%) Ruby
9 2 (2.04%) C++
10 1 (1.02%) C
10 1 (1.02%) Groovy
10 1 (1.02%) SPARQL
Qualifications
1 41 (41.84%) Security Cleared
2 36 (36.73%) SC Cleared
3 14 (14.29%) ISEB
4 2 (2.04%) Degree
Quality Assurance & Compliance
1 12 (12.24%) ISO/IEC 27001
2 4 (4.08%) QA
System Software
1 1 (1.02%) Docker
Systems Management
1 3 (3.06%) Puppet
2 2 (2.04%) Opscode Chef
3 1 (1.02%) Ansible
Vendors
1 18 (18.37%) Microsoft
2 7 (7.14%) Oracle
3 4 (4.08%) Twitter
4 3 (3.06%) Google
4 3 (3.06%) Avaya
5 2 (2.04%) Mapinfo
5 2 (2.04%) ESRI
5 2 (2.04%) Sitecore
6 1 (1.02%) Red Hat