Period
to 22 November 2017

The following table provides summary statistics for contract job vacancies advertised in Kidlington with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 6 months to 22 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Test-Driven Development (TDD)
Oxfordshire > Kidlington
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 15 14 10
Rank change year-on-year -1 -4 -
Contract jobs citing TDD 8 6 1
As % of all contract IT jobs advertised in Kidlington 10.81% 13.04% 4.55%
As % of the Processes & Methodologies category 12.12% 13.33% 4.76%
Number of daily rates quoted 10 6 1
Kidlington median daily rate £500 £450 £393
Median daily rate % change year-on-year +11.11% +14.65% -
10th Percentile £457 £409 £389
90th Percentile £536 £513 £396
Oxfordshire median daily rate £500 £450 £425
% change year-on-year +11.11% +5.88% +17.24%
Number of hourly rates quoted 0 0 0
Kidlington median hourly rate - - -
Oxfordshire median hourly rate - £36.25 £47.50
% change year-on-year - -23.68% -

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Kidlington with a requirement for process or methodology skills.

All Process and Methodology Skills
Kidlington
Contract vacancies with a requirement for process or methodology skills 66 45 21
As % of all contract IT jobs advertised in Kidlington 89.19% 97.83% 95.45%
Number of daily rates quoted 51 36 13
Kidlington median daily rate £475 £450 £375
Median daily rate % change year-on-year +5.56% +20.00% -23.08%
10th Percentile £263 £133 £300
90th Percentile £570 £525 £450
Oxfordshire median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +6.67%
Number of hourly rates quoted 0 4 7
Kidlington median hourly rate - £16.25 £14.00
Median hourly rate % change year-on-year - +16.07% +4.87%
Oxfordshire median hourly rate £23.00 £20.00 £22.50
% change year-on-year +15.00% -11.11% +55.17%

TDD
Job Vacancy Trend in Kidlington

Job postings citing TDD as a percentage of all IT jobs advertised in Kidlington.

Job vacancy trend for TDD in Kidlington

TDD
Contractor Daily Rate Trend in Kidlington

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing TDD in Kidlington.

Contractor daily rate trend for TDD in Kidlington

TDD
Contractor Daily Rate Histogram in Kidlington

The daily rate distribution of IT jobs citing TDD in Kidlington over the 6 months to 22 November 2017.

Contractor daily rate histogram for TDD in Kidlington

For the 6 months to 22 November 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 Kidlington region with a requirement for TDD.

1 7 (87.50%) Java
1 7 (87.50%) Agile Software Development
2 6 (75.00%) Amazon AWS
2 6 (75.00%) BDD
3 5 (62.50%) Test Automation
3 5 (62.50%) WebSphere
3 5 (62.50%) JIRA
3 5 (62.50%) QA
3 5 (62.50%) Unit Testing
3 5 (62.50%) JBoss
3 5 (62.50%) SDLC
4 4 (50.00%) Acceptance Criteria
4 4 (50.00%) Publishing
4 4 (50.00%) Scrum
4 4 (50.00%) User Acceptance Testing
4 4 (50.00%) Release Management
4 4 (50.00%) Degree
4 4 (50.00%) Load Testing
4 4 (50.00%) Time Management
4 4 (50.00%) Data Quality
4 4 (50.00%) Non-Functional Testing
4 4 (50.00%) Jenkins
4 4 (50.00%) Coaching
5 2 (25.00%) Continuous Integration
5 2 (25.00%) Configuration Management
5 2 (25.00%) JUnit
6 1 (12.50%) API Testing
6 1 (12.50%) Linux
6 1 (12.50%) JavaScript
6 1 (12.50%) Ant

TDD
Co-occurring IT Skills in Kidlington 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 5 (62.50%) JBoss
1 5 (62.50%) WebSphere
2 1 (12.50%) Apache Spark
2 1 (12.50%) Confluence
Cloud Services
1 6 (75.00%) Amazon AWS
Database & Business Intelligence
1 1 (12.50%) Big Data
1 1 (12.50%) Hadoop
Development Applications
1 5 (62.50%) JIRA
2 4 (50.00%) Jenkins
3 2 (25.00%) JUnit
4 1 (12.50%) Ant
4 1 (12.50%) Cucumber
4 1 (12.50%) JMeter
4 1 (12.50%) LoadRunner
4 1 (12.50%) Maven
4 1 (12.50%) Mockito
4 1 (12.50%) Selenium
4 1 (12.50%) WebDriver
General
1 4 (50.00%) Publishing
Job Titles
1 3 (37.50%) Test Leader
2 2 (25.00%) UAT Lead
2 2 (25.00%) UAT Test Lead
3 1 (12.50%) Automation Tester
3 1 (12.50%) Big Data Engineer
3 1 (12.50%) Data Engineer
3 1 (12.50%) Java Team Leader
3 1 (12.50%) Performance Manager
3 1 (12.50%) Performance Test Engineer
3 1 (12.50%) Performance Test Manager
3 1 (12.50%) QA Leader
3 1 (12.50%) Scrum Master
3 1 (12.50%) Team Leader
3 1 (12.50%) Test Automation Engineer
3 1 (12.50%) Test Automation Manager
3 1 (12.50%) Test Engineer
3 1 (12.50%) Test Manager
3 1 (12.50%) Tester
Libraries, Frameworks & Software Standards
1 1 (12.50%) AngularJS
1 1 (12.50%) Gherkin
1 1 (12.50%) jQuery
1 1 (12.50%) Node.js
1 1 (12.50%) Play Framework
1 1 (12.50%) React
Miscellaneous
1 1 (12.50%) Semantic Web
Operating Systems
1 1 (12.50%) Linux
Processes & Methodologies
1 7 (87.50%) Agile Software Development
2 6 (75.00%) BDD
3 5 (62.50%) SDLC
3 5 (62.50%) Test Automation
3 5 (62.50%) Unit Testing
4 4 (50.00%) Acceptance Criteria
4 4 (50.00%) Coaching
4 4 (50.00%) Load Testing
4 4 (50.00%) Non-Functional Testing
4 4 (50.00%) Release Management
4 4 (50.00%) Scrum
4 4 (50.00%) Time Management
4 4 (50.00%) User Acceptance Testing
5 2 (25.00%) Configuration Management
5 2 (25.00%) Continuous Integration
6 1 (12.50%) Kanban
6 1 (12.50%) Pair Programming
6 1 (12.50%) Performance Testing
6 1 (12.50%) Regression Testing
6 1 (12.50%) SOA
Programming Languages
1 7 (87.50%) Java
2 1 (12.50%) JavaScript
2 1 (12.50%) Python
2 1 (12.50%) R
2 1 (12.50%) Scala
Qualifications
1 4 (50.00%) Degree
Quality Assurance & Compliance
1 5 (62.50%) QA
2 4 (50.00%) Data Quality
System Software
1 1 (12.50%) Docker
Systems Management
1 1 (12.50%) Ansible
1 1 (12.50%) Mesos
1 1 (12.50%) Opscode Chef
1 1 (12.50%) Puppet
Vendors
1 1 (12.50%) HP