The table below looks at the statistics for TDD skills in IT contracts advertised for the Cardiff region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 5 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
5 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 8 15 15
Rank change year-on-year
+7 0
Contract jobs citing TDD 63 21 38
As % of all contract IT jobs located in Cardiff 19.63% 8.02% 10.11%
As % of the Processes & Methodologies category 25.00% 9.68% 12.10%
Number of daily rates quoted 55 18 33
Median daily rate £388 £400 £450
Median daily rate % change year-on-year
-3.12% -11.11%
90% offered a daily rate of more than £347 £350 £365
10% offered a daily rate of more than £464 £454 £525
UK excluding London median daily rate £410 £386 £375
% change year-on-year
+6.14% +3.00%
Number of hourly rates quoted 0 1 0
Median hourly rate - £32.50 -
UK excluding London median hourly rate £43.00 £42.50 £43.75
% change year-on-year
+1.17% -2.85%
TDD
South 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 Cardiff region.

Processes & Methodologies Category
Cardiff
Contract IT job ads with a match in the
Processes & Methodologies category
252 217 314
As % of all contract IT jobs located in Cardiff 78.50% 82.82% 83.51%
Number of daily rates quoted 185 169 217
Median daily rate £375 £350 £375
Median daily rate % change year-on-year
+7.14% -6.66%
90% offered a daily rate of more than £275 £238 £225
10% offered a daily rate of more than £475 £463 £500
UK excluding London median daily rate £400 £388 £375
% change year-on-year
+3.22% +3.33%
Number of hourly rates quoted 8 8 1
Median hourly rate £17.50 £17.83 £27.50
Median hourly rate % change year-on-year
-1.82% -35.18%
UK excluding London median hourly rate £36.00 £30.00 £30.41
% change year-on-year
+20.00% -1.35%

TDD
Jobs Demand Trend in Cardiff

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

TDD Jobs Demand Trend in Cardiff

TDD
Daily Rate Trend in Cardiff

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

TDD Daily Rate Trend in Cardiff

TDD
Daily Rate Histogram in Cardiff

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Cardiff region over the 3 months to 5 May 2016.

TDD Daily Rate Histogram in Cardiff

TDD
Hourly Rate Trend in Cardiff

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

TDD Hourly Rate Trend in Cardiff

TDD
Top 30 Related IT Skills in Cardiff

For the 6 months to 5 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 Cardiff region with a requirement for TDD.

1 109 (92.37%) Agile Software Development
2 89 (75.42%) jQuery
3 78 (66.10%) JavaScript
4 75 (63.56%) Java
5 72 (61.02%) OO
6 69 (58.47%) Selenium
6 69 (58.47%) Software Engineering
7 64 (54.24%) Unix
7 64 (54.24%) Cucumber
8 62 (52.54%) Perl
9 60 (50.85%) CSS
10 51 (43.22%) Web Development
11 46 (38.98%) Legal
12 43 (36.44%) HTML
13 41 (34.75%) Scrum
14 40 (33.90%) SQL
15 34 (28.81%) RESTful
16 33 (27.97%) MongoDB
17 30 (25.42%) NoSQL
17 30 (25.42%) Mojolicious
18 28 (23.73%) MVC
18 28 (23.73%) BDD
19 27 (22.88%) Scala
20 26 (22.03%) Kafka
20 26 (22.03%) Go
21 25 (21.19%) Redis
21 25 (21.19%) .NET
21 25 (21.19%) Visual Studio
22 24 (20.34%) AngularJS
23 23 (19.49%) Finance

TDD
Top Related IT Skills in Cardiff 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 18 (15.25%) Elasticsearch
2 9 (7.63%) Confluence
2 9 (7.63%) FileNet
2 9 (7.63%) LiveCycle
3 8 (6.78%) IIS
4 7 (5.93%) GeoServer
4 7 (5.93%) JBoss
4 7 (5.93%) Tomcat
5 4 (3.39%) Apache Solr
6 3 (2.54%) Node.js
7 1 (0.85%) Apache
7 1 (0.85%) ArcGIS
7 1 (0.85%) SharePoint
Applications
1 7 (5.93%) Gliffy
2 6 (5.08%) MS Excel
Cloud Services
1 2 (1.69%) GitHub
2 1 (0.85%) Microsoft Azure
Communications & Networking
1 5 (4.24%) HTTP
2 4 (3.39%) Internet
3 1 (0.85%) FTP
Database & Business Intelligence
1 33 (27.97%) MongoDB
2 30 (25.42%) NoSQL
3 25 (21.19%) Redis
4 14 (11.86%) SQL Server
5 10 (8.47%) SQL Server Reporting Services
6 7 (5.93%) BusinessObjects
6 7 (5.93%) SQL Server Integration Services
7 2 (1.69%) Neo4j
7 2 (1.69%) Relational Database
8 1 (0.85%) MS Access
8 1 (0.85%) PostgreSQL
8 1 (0.85%) SQL Server 2008
8 1 (0.85%) SQL Server 2012
Development Applications
1 69 (58.47%) Selenium
2 64 (54.24%) Cucumber
3 25 (21.19%) Visual Studio
4 20 (16.95%) Git (software)
5 19 (16.10%) Subversion
6 17 (14.41%) NUnit
7 16 (13.56%) MbUnit
7 16 (13.56%) MSTest
8 13 (11.02%) Hudson
9 10 (8.47%) JIRA
10 9 (7.63%) Ant
10 9 (7.63%) Maven
11 8 (6.78%) JUnit
12 7 (5.93%) DbUnit
12 7 (5.93%) Spock
13 6 (5.08%) Eclipse
13 6 (5.08%) SQL Server Management Studio (SSMS)
14 5 (4.24%) Jasmine
14 5 (4.24%) QUnit
14 5 (4.24%) Team Foundation Server
General
1 46 (38.98%) Legal
2 23 (19.49%) Finance
3 3 (2.54%) Multimedia
3 3 (2.54%) Publishing
4 1 (0.85%) Back Office
Job Titles
1 113 (95.76%) Developer
2 29 (24.58%) Web Developer
3 19 (16.10%) Java Developer
3 19 (16.10%) Senior Developer
4 18 (15.25%) Agile Developer
4 18 (15.25%) Perl Developer
5 16 (13.56%) Senior Agile Developer
6 15 (12.71%) JavaScript Developer
7 14 (11.86%) Website Developer
8 8 (6.78%) SC Cleared Java Developer
9 6 (5.08%) .NET Developer
10 4 (3.39%) Unix Developer
11 3 (2.54%) Android Developer
11 3 (2.54%) ASP.NET Developer
11 3 (2.54%) ASP.NET MVC Developer
11 3 (2.54%) C# .NET Developer
11 3 (2.54%) C# Developer
11 3 (2.54%) HTML CSS Developer
11 3 (2.54%) HTML Developer
11 3 (2.54%) Software Engineer
Libraries, Frameworks & Software Standards
1 89 (75.42%) jQuery
2 60 (50.85%) CSS
3 43 (36.44%) HTML
4 34 (28.81%) RESTful
5 30 (25.42%) Mojolicious
6 26 (22.03%) Kafka
7 25 (21.19%) .NET
8 24 (20.34%) AngularJS
9 21 (17.80%) CSS3
9 21 (17.80%) HTML5
10 19 (16.10%) WCF
10 19 (16.10%) XML
11 18 (15.25%) ASP.NET Web API
12 17 (14.41%) OAuth2
13 16 (13.56%) KnockoutJS
14 15 (12.71%) Ajax
14 15 (12.71%) REST
15 11 (9.32%) SOAP
16 10 (8.47%) Hibernate
16 10 (8.47%) Spring
Miscellaneous
1 7 (5.93%) Replication
2 5 (4.24%) Inversion of Control
3 4 (3.39%) Computer Science
3 4 (3.39%) Mobile App
4 3 (2.54%) User Experience
5 1 (0.85%) N-Tier
5 1 (0.85%) W3C
Operating Systems
1 64 (54.24%) Unix
2 7 (5.93%) Android
3 5 (4.24%) Linux
4 3 (2.54%) Apple iOS
5 2 (1.69%) Mac OS X
Processes & Methodologies
1 109 (92.37%) Agile Software Development
2 72 (61.02%) OO
3 69 (58.47%) Software Engineering
4 51 (43.22%) Web Development
5 41 (34.75%) Scrum
6 28 (23.73%) BDD
6 28 (23.73%) MVC
7 21 (17.80%) Continuous Integration
7 21 (17.80%) Unit Testing
8 17 (14.41%) DevOps
8 17 (14.41%) Mentoring
9 16 (13.56%) ATDD
9 16 (13.56%) Test-First Development
10 8 (6.78%) Document Management
11 7 (5.93%) SOA
12 6 (5.08%) Analytics
12 6 (5.08%) Dependency Injection
12 6 (5.08%) Service Delivery
13 5 (4.24%) OOP
14 4 (3.39%) Project Management
Programming Languages
1 78 (66.10%) JavaScript
2 75 (63.56%) Java
3 62 (52.54%) Perl
4 40 (33.90%) SQL
5 27 (22.88%) Scala
6 26 (22.03%) Go
7 22 (18.64%) C#
8 16 (13.56%) TypeScript
9 10 (8.47%) T-SQL
10 6 (5.08%) Ruby
11 5 (4.24%) PHP
11 5 (4.24%) Python
12 1 (0.85%) ANSI SQL
12 1 (0.85%) XPath
Qualifications
1 19 (16.10%) Security Cleared
2 10 (8.47%) SC Cleared
3 7 (5.93%) BPSS Clearance
4 5 (4.24%) BC Cleared
4 5 (4.24%) DV Cleared
5 4 (3.39%) Degree
Quality Assurance & Compliance
1 8 (6.78%) Disclosure Scotland
1 8 (6.78%) QA
2 2 (1.69%) SDET
3 1 (0.85%) HMG Security Policy Framework
3 1 (0.85%) ISO/IEC 27001
Vendors
1 9 (7.63%) Adobe
1 9 (7.63%) ILOG
1 9 (7.63%) Splunk
2 7 (5.93%) Kofax
3 5 (4.24%) Microsoft
4 1 (0.85%) Google
4 1 (0.85%) Sitecore
Cardiff, South Glamorgan
Fruition IT Resources Limited
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