The table below looks at the statistics for TDD skills in IT contracts advertised for the South Wales region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 May 2016 with a comparison to the same period over 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.

3 months to
29 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 12 15 15
Rank change year-on-year
+3 0
Contract jobs citing TDD 68 64 58
As % of all contract IT jobs located in South Wales 14.56% 11.57% 8.92%
As % of the Processes & Methodologies category 18.84% 13.91% 11.11%
Number of daily rates quoted 55 55 49
Median daily rate £375 £400 £450
Median daily rate % change year-on-year
-6.25% -11.11%
90% offered a daily rate of more than £296 £325 £330
10% offered a daily rate of more than £490 £450 £525
UK excluding London median daily rate £413 £380 £375
% change year-on-year
+8.55% +1.33%
Number of hourly rates quoted 3 0 0
Median hourly rate £43.50 - -
UK excluding London median hourly rate £42.40 £42.50 £59.50
% change year-on-year
-0.24% -28.57%
TDD
Wales

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

Processes & Methodologies Category
South Wales
Contract IT job ads with a match in the
Processes & Methodologies category
361 460 522
As % of all contract IT jobs located in South Wales 77.30% 83.18% 80.31%
Number of daily rates quoted 248 354 328
Median daily rate £388 £350 £388
Median daily rate % change year-on-year
+10.71% -9.67%
90% offered a daily rate of more than £290 £288 £275
10% offered a daily rate of more than £500 £450 £525
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 22 18 8
Median hourly rate £41.50 £15.50 £17.50
Median hourly rate % change year-on-year
+167.74% -11.42%
90% offered a hourly rate of more than £13.00 £11.50 £14.25
10% offered a hourly rate of more than £47.00 £34.50 £25.75
UK excluding London median hourly rate £33.00 £30.50 £30.00
% change year-on-year
+8.19% +1.66%

TDD
Jobs Demand Trend in South Wales

The demand trend of contract jobs across the South Wales region citing TDD as a proportion of all IT contracts with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in South Wales

TDD
Daily Rate Trend in South Wales

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

TDD Daily Rate Trend in South Wales

TDD
Daily Rate Histogram in South Wales

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the South Wales region over the 3 months to 29 May 2016.

TDD Daily Rate Histogram in South Wales

TDD
Hourly Rate Trend in South Wales

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

TDD Hourly Rate Trend in South Wales

TDD
Contract Job Locations in South Wales

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the South Wales region over the 3 months to 29 May 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cardiff +13 49 £381 -4.68% 1
Newport -2 10 £349 -12.75% 1
TDD
Wales

TDD
Top 30 Related IT Skills in South Wales

For the 6 months to 29 May 2016, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the South Wales region with a requirement for TDD.

1 119 (90.15%) Agile Software Development
2 89 (67.42%) jQuery
3 86 (65.15%) Selenium
4 82 (62.12%) Java
5 75 (56.82%) JavaScript
6 71 (53.79%) Cucumber
7 65 (49.24%) OO
8 63 (47.73%) Unix
9 61 (46.21%) Software Engineering
10 60 (45.45%) Perl
11 57 (43.18%) CSS
11 57 (43.18%) Scrum
11 57 (43.18%) Web Development
12 47 (35.61%) .NET
13 45 (34.09%) BDD
14 42 (31.82%) Visual Studio
15 40 (30.30%) HTML
16 39 (29.55%) Legal
17 38 (28.79%) MVC
18 37 (28.03%) SQL
19 35 (26.52%) C#
20 33 (25.00%) Unit Testing
20 33 (25.00%) Security Cleared
21 30 (22.73%) SQL Server
22 29 (21.97%) ASP.NET Web API
23 28 (21.21%) MongoDB
23 28 (21.21%) WCF
24 27 (20.45%) Finance
24 27 (20.45%) NoSQL
24 27 (20.45%) Git (software)

TDD
Top Related 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 16 (12.12%) Elasticsearch
2 9 (6.82%) Confluence
2 9 (6.82%) FileNet
2 9 (6.82%) LiveCycle
3 8 (6.06%) IIS
3 8 (6.06%) Tomcat
4 7 (5.30%) GeoServer
4 7 (5.30%) JBoss
5 4 (3.03%) Apache Solr
6 2 (1.52%) CMS
6 2 (1.52%) Sitecore CMS
6 2 (1.52%) Umbraco
7 1 (0.76%) Apache
Applications
1 7 (5.30%) Gliffy
2 6 (4.55%) MS Excel
Cloud Services
1 1 (0.76%) Google Play
Communications & Networking
1 4 (3.03%) HTTP
2 3 (2.27%) FTP
3 2 (1.52%) Internet
Database & Business Intelligence
1 30 (22.73%) SQL Server
2 28 (21.21%) MongoDB
3 27 (20.45%) NoSQL
4 18 (13.64%) Redis
5 9 (6.82%) SQL Server 2008
5 9 (6.82%) SQL Server 2012
5 9 (6.82%) SQL Server Reporting Services
6 7 (5.30%) BusinessObjects
6 7 (5.30%) SQL Server Integration Services
7 2 (1.52%) Couchbase
7 2 (1.52%) Neo4j
7 2 (1.52%) Relational Database
8 1 (0.76%) PostgreSQL
Development Applications
1 86 (65.15%) Selenium
2 71 (53.79%) Cucumber
3 42 (31.82%) Visual Studio
4 27 (20.45%) Git (software)
5 19 (14.39%) SpecFlow
6 18 (13.64%) MbUnit
6 18 (13.64%) MSTest
6 18 (13.64%) NUnit
7 17 (12.88%) Subversion
8 13 (9.85%) WebDriver
9 10 (7.58%) JIRA
9 10 (7.58%) Team Foundation Server
10 9 (6.82%) Ant
10 9 (6.82%) Hudson
10 9 (6.82%) JMeter
10 9 (6.82%) Maven
11 8 (6.06%) JUnit
12 7 (5.30%) DbUnit
12 7 (5.30%) Eclipse
12 7 (5.30%) Spock
General
1 39 (29.55%) Legal
2 27 (20.45%) Finance
3 6 (4.55%) Back Office
4 3 (2.27%) Publishing
Job Titles
1 115 (87.12%) Developer
2 32 (24.24%) Web Developer
3 24 (18.18%) Java Developer
4 23 (17.42%) Agile Developer
5 22 (16.67%) Perl Developer
6 17 (12.88%) .NET Developer
6 17 (12.88%) Senior Agile Developer
6 17 (12.88%) Senior Developer
7 15 (11.36%) JavaScript Developer
8 14 (10.61%) Website Developer
9 8 (6.06%) SC Cleared Java Developer
9 8 (6.06%) Unix Developer
10 6 (4.55%) ASP.NET MVC Developer
10 6 (4.55%) Perl Web Developer
10 6 (4.55%) Tester
11 4 (3.03%) Analyst
11 4 (3.03%) Test Analyst
12 3 (2.27%) C# Developer
12 3 (2.27%) Java Web Developer
12 3 (2.27%) Software Engineer
Libraries, Frameworks & Software Standards
1 89 (67.42%) jQuery
2 57 (43.18%) CSS
3 47 (35.61%) .NET
4 40 (30.30%) HTML
5 29 (21.97%) ASP.NET Web API
6 28 (21.21%) WCF
7 26 (19.70%) RESTful
8 25 (18.94%) AngularJS
8 25 (18.94%) Mojolicious
9 22 (16.67%) REST
10 21 (15.91%) KnockoutJS
11 19 (14.39%) XML
12 18 (13.64%) CSS3
12 18 (13.64%) HTML5
12 18 (13.64%) Kafka
13 16 (12.12%) Ajax
14 13 (9.85%) SOAP
15 11 (8.33%) Hibernate
15 11 (8.33%) Spring
16 10 (7.58%) .NET Framework
Miscellaneous
1 7 (5.30%) Replication
2 5 (3.79%) Inversion of Control
3 3 (2.27%) Mobile App
4 2 (1.52%) Computer Science
5 1 (0.76%) Enterprise Software
5 1 (0.76%) N-Tier
5 1 (0.76%) User Experience
Operating Systems
1 63 (47.73%) Unix
2 7 (5.30%) Linux
3 2 (1.52%) Android
3 2 (1.52%) Mac OS X
Processes & Methodologies
1 119 (90.15%) Agile Software Development
2 65 (49.24%) OO
3 61 (46.21%) Software Engineering
4 57 (43.18%) Scrum
4 57 (43.18%) Web Development
5 45 (34.09%) BDD
6 38 (28.79%) MVC
7 33 (25.00%) Unit Testing
8 24 (18.18%) Test-First Development
9 19 (14.39%) Continuous Integration
10 18 (13.64%) ATDD
10 18 (13.64%) DevOps
11 16 (12.12%) Mentoring
12 13 (9.85%) SOA
13 8 (6.06%) Document Management
13 8 (6.06%) Kanban
13 8 (6.06%) Non-Functional Testing
14 7 (5.30%) OOP
14 7 (5.30%) Regression Testing
15 6 (4.55%) Service Delivery
Programming Languages
1 82 (62.12%) Java
2 75 (56.82%) JavaScript
3 60 (45.45%) Perl
4 37 (28.03%) SQL
5 35 (26.52%) C#
6 19 (14.39%) Scala
7 18 (13.64%) Go
7 18 (13.64%) TypeScript
8 10 (7.58%) T-SQL
9 4 (3.03%) PHP
9 4 (3.03%) Python
10 3 (2.27%) Ruby
11 1 (0.76%) ANSI SQL
11 1 (0.76%) XPath
Qualifications
1 33 (25.00%) Security Cleared
2 20 (15.15%) SC Cleared
3 12 (9.09%) BPSS Clearance
4 9 (6.82%) ISEB
5 5 (3.79%) BC Cleared
5 5 (3.79%) DV Cleared
6 2 (1.52%) Degree
6 2 (1.52%) ISTQB
Quality Assurance & Compliance
1 13 (9.85%) Disclosure Scotland
2 10 (7.58%) QA
3 5 (3.79%) HMG Security Policy Framework
3 5 (3.79%) ISO/IEC 27001
4 2 (1.52%) SDET
Vendors
1 9 (6.82%) Adobe
1 9 (6.82%) ILOG
1 9 (6.82%) Microsoft
1 9 (6.82%) Splunk
2 7 (5.30%) Kofax
3 3 (2.27%) Sitecore
4 2 (1.52%) Alterian
5 1 (0.76%) Google