The following table provides summary statistics for contract job vacancies advertised in Cheltenham with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 23 March 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.

3 months to
23 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Gloucestershire / Cheltenham
Rank - - 20
Contract jobs citing TDD 0 0 10
As % of all contract IT jobs advertised in Cheltenham - - 7.52%
As % of the Processes & Methodologies category - - 9.71%
Number of daily rates quoted 0 0 9
Median daily rate - - £413
UK excluding London median daily rate £405 £400 £375
% change year-on-year +1.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.00 £45.75 £36.00
% change year-on-year -14.75% +27.08%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cheltenham with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Cheltenham
Contract job vacancies with a requirement for process and methodology skills 35 50 103
As % of all contract IT job vacancies advertised in Cheltenham 68.63% 64.10% 77.44%
Number of daily rates quoted 28 23 63
Median daily rate £365 £421 £425
Median daily rate % change year-on-year -13.35% -0.88%  
90% offered a daily rate of more than £270 £320 £350
10% offered a daily rate of more than £450 £500 £490
UK excluding London median daily rate £410 £400 £399
% change year-on-year +2.50% +0.29%  
Number of hourly rates quoted 5 6 8
Median hourly rate £42.50 £42.50 £42.50
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

TDD
Job Vacancy Trend in Cheltenham

The job posting trend of jobs advertised in Cheltenham citing TDD as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Cheltenham

TDD
Contractor Daily Rate Trend in Cheltenham

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

Contractor daily rate trend for TDD in Cheltenham

TDD
Top 30 Related IT Skills in Cheltenham

For the 6 months to 23 March 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 Cheltenham region with a requirement for TDD.

1 4 (100.00%) Agile Software Development
2 3 (75.00%) Continuous Integration
2 3 (75.00%) MongoDB
2 3 (75.00%) Java
2 3 (75.00%) Oracle
2 3 (75.00%) SQL Server
2 3 (75.00%) XSLT
2 3 (75.00%) Windows
2 3 (75.00%) Linux
2 3 (75.00%) UML
2 3 (75.00%) XML
2 3 (75.00%) Python
2 3 (75.00%) Eclipse
2 3 (75.00%) Scrum
3 2 (50.00%) JMS
3 2 (50.00%) OO
3 2 (50.00%) C#
3 2 (50.00%) HTML
3 2 (50.00%) EJB
3 2 (50.00%) CSS
3 2 (50.00%) Ant
3 2 (50.00%) Perl
3 2 (50.00%) VB.NET
3 2 (50.00%) .NET
3 2 (50.00%) NoSQL
3 2 (50.00%) Hudson
3 2 (50.00%) Hadoop
3 2 (50.00%) Open Source
3 2 (50.00%) High Availability
3 2 (50.00%) MapReduce

TDD
Top Related IT Skills in Cheltenham 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 1 (25.00%) Anypoint
1 1 (25.00%) Apache
1 1 (25.00%) Confluence
1 1 (25.00%) GlassFish
1 1 (25.00%) Mule
1 1 (25.00%) Mule ESB
1 1 (25.00%) Tomcat
1 1 (25.00%) WebLogic
1 1 (25.00%) WebSphere
Applications
1 1 (25.00%) MS Excel
1 1 (25.00%) MS PowerPoint
1 1 (25.00%) MS Visio
Database & Business Intelligence
1 3 (75.00%) MongoDB
1 3 (75.00%) SQL Server
2 2 (50.00%) Big Data
2 2 (50.00%) Hadoop
2 2 (50.00%) NoSQL
2 2 (50.00%) Relational Database
3 1 (25.00%) MySQL
3 1 (25.00%) PostgreSQL
Development Applications
1 3 (75.00%) Eclipse
2 2 (50.00%) Ant
2 2 (50.00%) Gradle
2 2 (50.00%) Hudson
2 2 (50.00%) Jenkins
3 1 (25.00%) Atlassian Bamboo
3 1 (25.00%) Git (software)
3 1 (25.00%) JIRA
3 1 (25.00%) JUnit
3 1 (25.00%) Maven
3 1 (25.00%) SoapUI
Job Titles
1 3 (75.00%) Developer
2 2 (50.00%) Java Developer
3 1 (25.00%) DV Cleared Java Developer
3 1 (25.00%) Integration Engineer
3 1 (25.00%) Python Developer
3 1 (25.00%) Senior Developer
3 1 (25.00%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 3 (75.00%) XML
1 3 (75.00%) XSLT
2 2 (50.00%) .NET
2 2 (50.00%) CSS
2 2 (50.00%) EJB
2 2 (50.00%) HTML
2 2 (50.00%) Java EE
2 2 (50.00%) JMS
2 2 (50.00%) Web Services
3 1 (25.00%) Hibernate
3 1 (25.00%) J2EE
3 1 (25.00%) JSON
3 1 (25.00%) RAML
3 1 (25.00%) REST
3 1 (25.00%) SOAP
3 1 (25.00%) Spring
3 1 (25.00%) WSDL
3 1 (25.00%) XSD
Operating Systems
1 3 (75.00%) Linux
1 3 (75.00%) Windows
2 2 (50.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 4 (100.00%) Agile Software Development
2 3 (75.00%) Continuous Integration
2 3 (75.00%) Scrum
2 3 (75.00%) UML
3 2 (50.00%) High Availability
3 2 (50.00%) MapReduce
3 2 (50.00%) OO
3 2 (50.00%) Open Source
4 1 (25.00%) API Design
4 1 (25.00%) Prototyping
4 1 (25.00%) Stakeholder Engagement
Programming Languages
1 3 (75.00%) Java
1 3 (75.00%) Python
2 2 (50.00%) C#
2 2 (50.00%) Perl
2 2 (50.00%) VB.NET
3 1 (25.00%) Groovy
3 1 (25.00%) XPath
Qualifications
1 2 (50.00%) DV Cleared
1 2 (50.00%) Security Cleared
Systems Management
1 1 (25.00%) CloudHub
Vendors
1 3 (75.00%) Oracle
2 2 (50.00%) Red Hat
3 1 (25.00%) IBM