The table below looks at the statistics for TDD skills in IT contracts advertised for the Oxford region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 27 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
27 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 16 26 27
Rank change year-on-year
+10 +1
Contract jobs citing TDD 21 13 4
As % of all contract IT jobs located in Oxford 7.27% 3.93% 1.74%
As % of the Processes & Methodologies category 9.50% 4.83% 2.58%
Number of daily rates quoted 17 12 3
Median daily rate £475 £415 £425
Median daily rate % change year-on-year
+14.45% -2.35%
90% offered a daily rate of more than £405 £328 £345
10% offered a daily rate of more than £510 £497 £445
UK excluding London median daily rate £413 £375 £375
% change year-on-year
+10.00% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.40 £42.50 £52.25
% change year-on-year
-0.24% -18.66%
TDD
Oxfordshire

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

Processes & Methodologies Category
Oxford
Contract IT job ads with a match in the
Processes & Methodologies category
221 269 155
As % of all contract IT jobs located in Oxford 76.47% 81.27% 67.39%
Number of daily rates quoted 171 217 100
Median daily rate £425 £425 £340
Median daily rate % change year-on-year
- +25.00%
90% offered a daily rate of more than £313 £260 £200
10% offered a daily rate of more than £525 £550 £450
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 5 7 12
Median hourly rate £16.00 £28.75 £14.00
Median hourly rate % change year-on-year
-44.34% +105.35%
90% offered a hourly rate of more than £11.00 £8.50 £11.00
10% offered a hourly rate of more than £35.00 £30.00 £21.00
UK excluding London median hourly rate £33.00 £30.00 £30.00
% change year-on-year
+10.00% -

TDD
Jobs Demand Trend in Oxford

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

TDD Jobs Demand Trend in Oxford

TDD
Daily Rate Trend in Oxford

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

TDD Daily Rate Trend in Oxford

TDD
Daily Rate Histogram in Oxford

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Oxford region over the 3 months to 27 May 2016.

TDD Daily Rate Histogram in Oxford

TDD
Hourly Rate Trend in Oxford

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

TDD Hourly Rate Trend in Oxford

TDD
Top 30 Related IT Skills in Oxford

For the 6 months to 27 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 Oxford region with a requirement for TDD.

1 34 (77.27%) Agile Software Development
2 32 (72.73%) HTML
3 30 (68.18%) JavaScript
4 28 (63.64%) CSS
5 27 (61.36%) Amazon AWS
6 24 (54.55%) Publishing
7 22 (50.00%) Web Services
7 22 (50.00%) Continuous Integration
8 21 (47.73%) Web Development
8 21 (47.73%) Java
9 19 (43.18%) NoSQL
10 18 (40.91%) Spring
10 18 (40.91%) JSON
10 18 (40.91%) Linux
10 18 (40.91%) Node.js
10 18 (40.91%) AngularJS
11 17 (38.64%) PHP
12 16 (36.36%) Scrum
13 15 (34.09%) Kanban
13 15 (34.09%) BDD
13 15 (34.09%) HTML5
14 14 (31.82%) Tomcat
15 13 (29.55%) Pair Programming
16 12 (27.27%) E-Commerce
17 11 (25.00%) Open Source
17 11 (25.00%) Magento
17 11 (25.00%) API Development
17 11 (25.00%) Automation Testing
17 11 (25.00%) Sass
18 9 (20.45%) JUnit

TDD
Top Related IT Skills in Oxford 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 (40.91%) Node.js
2 14 (31.82%) Tomcat
3 9 (20.45%) WebLogic
4 7 (15.91%) JBoss
4 7 (15.91%) WebSphere
5 6 (13.64%) IIS
6 5 (11.36%) Apache Solr
7 4 (9.09%) WebSphere Application Server
8 2 (4.55%) nginx
Applications
1 1 (2.27%) MS Excel
Business Applications
1 11 (25.00%) Magento
Cloud Services
1 27 (61.36%) Amazon AWS
2 6 (13.64%) Amazon EC2
2 6 (13.64%) Amazon SQS
3 4 (9.09%) Adobe Analytics
3 4 (9.09%) Amazon S3
3 4 (9.09%) Google Analytics
3 4 (9.09%) Google Tag Manager
Communications & Networking
1 4 (9.09%) Intranet
2 1 (2.27%) HTTP
Database & Business Intelligence
1 19 (43.18%) NoSQL
2 7 (15.91%) Relational Database
3 2 (4.55%) Apache Cassandra
3 2 (4.55%) MongoDB
4 1 (2.27%) Amazon DynamoDB
4 1 (2.27%) Big Data
4 1 (2.27%) MySQL
4 1 (2.27%) SQL Server
Development Applications
1 9 (20.45%) JUnit
2 8 (18.18%) Git (software)
3 7 (15.91%) Subversion
4 4 (9.09%) Cucumber
5 2 (4.55%) Jenkins
6 1 (2.27%) Appcelerator Titanium
6 1 (2.27%) Gradle
6 1 (2.27%) IntelliJ
6 1 (2.27%) Jasmine
6 1 (2.27%) Karma Test Runner
6 1 (2.27%) PHPUnit
6 1 (2.27%) QUnit
6 1 (2.27%) Sinon.JS
General
1 24 (54.55%) Publishing
2 2 (4.55%) Finance
Job Titles
1 34 (77.27%) Developer
2 17 (38.64%) Agile Developer
3 15 (34.09%) JavaScript Developer
3 15 (34.09%) PHP Developer
4 14 (31.82%) AWS Developer
4 14 (31.82%) HTML CSS Developer
4 14 (31.82%) HTML Developer
4 14 (31.82%) Node.js Developer
5 13 (29.55%) Web Developer
6 11 (25.00%) E-Commerce Developer
6 11 (25.00%) E-Commerce PHP Developer
6 11 (25.00%) E-Commerce Web Developer
6 11 (25.00%) Magento Developer
6 11 (25.00%) PHP Magento Developer
6 11 (25.00%) PHP Web Developer
7 10 (22.73%) Java Developer
8 6 (13.64%) Agile Java Developer
8 6 (13.64%) Full Stack Developer
9 5 (11.36%) Software Engineer
10 4 (9.09%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 32 (72.73%) HTML
2 28 (63.64%) CSS
3 22 (50.00%) Web Services
4 18 (40.91%) AngularJS
4 18 (40.91%) JSON
4 18 (40.91%) Spring
5 15 (34.09%) HTML5
6 11 (25.00%) Sass
7 9 (20.45%) REST
8 8 (18.18%) XML
9 6 (13.64%) Middleware
9 6 (13.64%) RESTful
10 5 (11.36%) CSS3
10 5 (11.36%) Java EE
11 4 (9.09%) .NET
11 4 (9.09%) EJB
11 4 (9.09%) jQuery
12 3 (6.82%) Classic ASP
12 3 (6.82%) GWT
12 3 (6.82%) Hibernate
Miscellaneous
1 2 (4.55%) Enterprise Software
1 2 (4.55%) FMCG
1 2 (4.55%) Streaming Video
1 2 (4.55%) Visualisation
1 2 (4.55%) W3C
2 1 (2.27%) N-Tier
2 1 (2.27%) User Experience
Operating Systems
1 18 (40.91%) Linux
2 8 (18.18%) Windows
3 6 (13.64%) Red Hat Enterprise Linux
3 6 (13.64%) Windows Server
4 2 (4.55%) Unix
5 1 (2.27%) Android
Processes & Methodologies
1 34 (77.27%) Agile Software Development
2 22 (50.00%) Continuous Integration
3 21 (47.73%) Web Development
4 16 (36.36%) Scrum
5 15 (34.09%) BDD
5 15 (34.09%) Kanban
6 13 (29.55%) Pair Programming
7 12 (27.27%) E-Commerce
8 11 (25.00%) API Development
8 11 (25.00%) Automation Testing
8 11 (25.00%) Open Source
9 8 (18.18%) Software Engineering
10 6 (13.64%) Content Enrichment
11 5 (11.36%) Analytics
11 5 (11.36%) Web Application Development
12 4 (9.09%) Front End Development
12 4 (9.09%) MVC
12 4 (9.09%) SEO
12 4 (9.09%) Tag Management
13 3 (6.82%) Refactoring
Programming Languages
1 30 (68.18%) JavaScript
2 21 (47.73%) Java
3 17 (38.64%) PHP
4 3 (6.82%) SQL
5 2 (4.55%) C#
5 2 (4.55%) C++
5 2 (4.55%) Python
6 1 (2.27%) Scala
6 1 (2.27%) VB.NET
Quality Assurance & Compliance
1 2 (4.55%) PCI DSS
2 1 (2.27%) QA
Vendors
1 6 (13.64%) Red Hat
2 4 (9.09%) Adobe
2 4 (9.09%) Google
3 2 (4.55%) ForgeRock
3 2 (4.55%) Oracle
3 2 (4.55%) Pega
3 2 (4.55%) Sitecore
4 1 (2.27%) Microsoft
4 1 (2.27%) New Relic
4 1 (2.27%) Xamarin