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 20 January 2017 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
20 Jan 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Oxfordshire / Oxford
Rank 15 27 21
Rank change year-on-year
+12 -6
Contract jobs citing TDD 27 20 19
As % of all contract IT jobs located in Oxford 8.54% 7.02% 5.08%
As % of the Processes & Methodologies category 10.38% 8.06% 6.03%
Number of daily rates quoted 26 18 12
Median daily rate £575 £420 £518
Median daily rate % change year-on-year
+36.90% -18.84%
UK excluding London median daily rate £420 £390 £375
% change year-on-year
+7.69% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.51 £38.00 £38.25
% change year-on-year
-3.92% -0.65%

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
260 248 315
As % of all contract IT jobs located in Oxford 82.28% 87.02% 84.22%
Number of daily rates quoted 196 214 191
Median daily rate £500 £425 £475
Median daily rate % change year-on-year
+17.64% -10.52%
90% offered a daily rate of more than £313 £138 £300
10% offered a daily rate of more than £615 £575 £560
UK excluding London median daily rate £405 £400 £390
% change year-on-year
+1.25% +2.56%
Number of hourly rates quoted 4 10 15
Median hourly rate £21.29 £67.50 £15.00
Median hourly rate % change year-on-year
-68.45% +350.00%
90% offered a hourly rate of more than £17.43 £19.00 £10.50
10% offered a hourly rate of more than £23.19 £137.50 £22.80
UK excluding London median hourly rate £35.00 £40.00 £26.00
% change year-on-year
-12.50% +53.84%

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 20 January 2017.

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 20 January 2017, 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 62 (84.93%) Agile Software Development
2 51 (69.86%) Java
3 43 (58.90%) Scrum
4 39 (53.42%) Spring
5 37 (50.68%) Continuous Integration
6 36 (49.32%) JavaScript
7 35 (47.95%) HTML
8 34 (46.58%) Publishing
9 31 (42.47%) Maven
10 28 (38.36%) JUnit
11 27 (36.99%) AngularJS
12 26 (35.62%) Jenkins
12 26 (35.62%) CSS
12 26 (35.62%) Web Services
13 25 (34.25%) Pair Programming
13 25 (34.25%) Amazon AWS
13 25 (34.25%) Cucumber
14 22 (30.14%) NoSQL
14 22 (30.14%) Java EE
15 21 (28.77%) SQL
16 20 (27.40%) JBoss
16 20 (27.40%) Git (software)
16 20 (27.40%) RESTful
17 19 (26.03%) WebSphere
17 19 (26.03%) Software Engineering
18 18 (24.66%) JSON
18 18 (24.66%) Mockito
18 18 (24.66%) BDD
18 18 (24.66%) MongoDB
18 18 (24.66%) DevOps

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 20 (27.40%) JBoss
2 19 (26.03%) WebSphere
3 17 (23.29%) Tomcat
4 15 (20.55%) WebSphere Application Server
5 13 (17.81%) WebSphere Process Server
6 11 (15.07%) Alfresco
6 11 (15.07%) Elasticsearch
7 10 (13.70%) Apache Solr
7 10 (13.70%) nginx
8 9 (12.33%) Apache
9 8 (10.96%) Jetty
10 4 (5.48%) WebLogic
11 1 (1.37%) Oracle SOA Suite
Business Applications
1 11 (15.07%) Magento
2 1 (1.37%) Oracle BPM
Cloud Services
1 25 (34.25%) Amazon AWS
2 14 (19.18%) GitHub
3 5 (6.85%) Amazon EC2
4 4 (5.48%) Amazon S3
4 4 (5.48%) Amazon SQS
4 4 (5.48%) Cloud Computing
5 1 (1.37%) Amazon ElastiCache
5 1 (1.37%) Microsoft Azure
Database & Business Intelligence
1 22 (30.14%) NoSQL
2 18 (24.66%) MongoDB
3 7 (9.59%) Oracle Database
4 6 (8.22%) Data Warehouse
5 5 (6.85%) MySQL
6 2 (2.74%) Big Data
7 1 (1.37%) CouchDB
7 1 (1.37%) Oracle Database 11g
7 1 (1.37%) PostgreSQL
7 1 (1.37%) Redis
7 1 (1.37%) Relational Database
Development Applications
1 31 (42.47%) Maven
2 28 (38.36%) JUnit
3 26 (35.62%) Jenkins
4 25 (34.25%) Cucumber
5 20 (27.40%) Git (software)
6 18 (24.66%) Mockito
7 14 (19.18%) Selenium
8 12 (16.44%) Subversion
9 11 (15.07%) JIRA
10 10 (13.70%) Gradle
11 7 (9.59%) Talend Open Studio
12 4 (5.48%) Sonatype Nexus
13 3 (4.11%) GitLab
13 3 (4.11%) PHPUnit
14 1 (1.37%) Atlassian Bamboo
14 1 (1.37%) Jasmine
14 1 (1.37%) Mercurial
14 1 (1.37%) Protractor
14 1 (1.37%) SoapUI
14 1 (1.37%) WebDriver
General
1 34 (46.58%) Publishing
2 2 (2.74%) Aerospace
2 2 (2.74%) Automotive
Job Titles
1 63 (86.30%) Developer
2 37 (50.68%) Java Developer
3 22 (30.14%) Agile Developer
3 22 (30.14%) AWS Developer
4 19 (26.03%) Java Engineer
4 19 (26.03%) Java Software Engineer
4 19 (26.03%) Software Engineer
5 18 (24.66%) Developer/Software Engineer
5 18 (24.66%) Java Software Developer
6 17 (23.29%) JavaScript Developer
7 15 (20.55%) PHP Developer
8 14 (19.18%) HTML Developer
9 13 (17.81%) Agile Java Developer
10 11 (15.07%) Software Developer
11 10 (13.70%) Magento Developer
11 10 (13.70%) Node.js Developer
11 10 (13.70%) PHP Magento Developer
12 9 (12.33%) AWS Engineer
12 9 (12.33%) AWS Software Engineer
12 9 (12.33%) HTML CSS Developer
Libraries, Frameworks & Software Standards
1 39 (53.42%) Spring
2 35 (47.95%) HTML
3 27 (36.99%) AngularJS
4 26 (35.62%) CSS
4 26 (35.62%) Web Services
5 22 (30.14%) Java EE
6 20 (27.40%) RESTful
7 18 (24.66%) JSON
8 16 (21.92%) Node.js
9 15 (20.55%) HTML5
10 11 (15.07%) Sass
11 10 (13.70%) CSS3
11 10 (13.70%) Lucene
11 10 (13.70%) REST
12 8 (10.96%) .NET
12 8 (10.96%) XML
13 6 (8.22%) J2EE
14 5 (6.85%) Laravel
15 4 (5.48%) EJB
15 4 (5.48%) Hibernate
Miscellaneous
1 3 (4.11%) Informatics
2 2 (2.74%) Embedded Systems
3 1 (1.37%) Data Integration
3 1 (1.37%) Device Driver
3 1 (1.37%) Management Information System
3 1 (1.37%) Semantic Web
Operating Systems
1 16 (21.92%) Linux
Processes & Methodologies
1 62 (84.93%) Agile Software Development
2 43 (58.90%) Scrum
3 37 (50.68%) Continuous Integration
4 25 (34.25%) Pair Programming
5 19 (26.03%) Software Engineering
6 18 (24.66%) BDD
6 18 (24.66%) DevOps
7 17 (23.29%) BPMN
7 17 (23.29%) Kanban
7 17 (23.29%) Open Source
7 17 (23.29%) Unit Testing
8 16 (21.92%) BPEL
8 16 (21.92%) Web Development
9 15 (20.55%) Migration
10 14 (19.18%) E-Commerce
11 13 (17.81%) Automation Testing
12 10 (13.70%) Build Automation
13 9 (12.33%) API Development
14 7 (9.59%) Kimball Methodology
14 7 (9.59%) Performance Tuning
Programming Languages
1 51 (69.86%) Java
2 36 (49.32%) JavaScript
3 21 (28.77%) SQL
4 17 (23.29%) PHP
5 8 (10.96%) Bash Shell
5 8 (10.96%) C++
5 8 (10.96%) Python
5 8 (10.96%) Ruby
5 8 (10.96%) Scala
6 2 (2.74%) C
6 2 (2.74%) C#
6 2 (2.74%) Embedded C
7 1 (1.37%) XPath
Qualifications
1 3 (4.11%) Degree
2 1 (1.37%) ISEB
Quality Assurance & Compliance
1 7 (9.59%) QA
2 3 (4.11%) Data Quality
3 2 (2.74%) MISRA
3 2 (2.74%) MISRA C
Systems Management
1 1 (1.37%) Ansible
1 1 (1.37%) Opscode Chef
1 1 (1.37%) Puppet
Vendors
1 9 (12.33%) Oracle
2 7 (9.59%) Talend
3 1 (1.37%) Zend