The table below looks at the statistics for TDD skills in IT contracts advertised for the Gloucestershire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 September 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
29 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 43 34 45
Rank change year-on-year
-9 +11
Contract jobs citing TDD 9 18 5
As % of all contract IT jobs located in Gloucestershire 1.93% 3.69% 1.06%
As % of the Processes & Methodologies category 2.48% 5.01% 1.54%
Number of daily rates quoted 7 10 5
Median daily rate £413 £438 £310
Median daily rate % change year-on-year
-5.71% +41.12%
90% offered a daily rate of more than £318 £390 £288
10% offered a daily rate of more than £465 £438 £375
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.25 £37.45 £36.25
% change year-on-year
+10.14% +3.31%
TDD
South West

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

Processes & Methodologies Category
Gloucestershire
Contract IT job ads with a match in the
Processes & Methodologies category
363 359 324
As % of all contract IT jobs located in Gloucestershire 77.90% 73.57% 68.50%
Number of daily rates quoted 212 214 166
Median daily rate £390 £400 £400
Median daily rate % change year-on-year
-2.50% -
90% offered a daily rate of more than £275 £195 £275
10% offered a daily rate of more than £525 £475 £500
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 35 25 12
Median hourly rate £27.50 £27.50 £40.00
Median hourly rate % change year-on-year
- -31.25%
UK excluding London median hourly rate £32.66 £34.00 £26.00
% change year-on-year
-3.95% +30.76%

TDD
Jobs Demand Trend in Gloucestershire

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

TDD Jobs Demand Trend in Gloucestershire

TDD
Daily Rate Trend in Gloucestershire

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

TDD Daily Rate Trend in Gloucestershire

TDD
Daily Rate Histogram in Gloucestershire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Gloucestershire region over the 3 months to 29 September 2016.

TDD Daily Rate Histogram in Gloucestershire

TDD
Contract Job Locations in Gloucestershire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Gloucestershire region over the 3 months to 29 September 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Cheltenham +3 5 £413 -5.71% 4
Gloucester -7 1 - - 2
TDD
South West

TDD
Top 30 Related IT Skills in Gloucestershire

For the 6 months to 29 September 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 Gloucestershire region with a requirement for TDD.

1 18 (75.00%) Agile Software Development
2 16 (66.67%) Java
3 15 (62.50%) C#
3 15 (62.50%) HTML
4 14 (58.33%) C++
4 14 (58.33%) JavaScript
4 14 (58.33%) SQL
4 14 (58.33%) Linux
4 14 (58.33%) DV Cleared
4 14 (58.33%) Security Cleared
5 13 (54.17%) Hadoop
6 12 (50.00%) JSON
6 12 (50.00%) jQuery
6 12 (50.00%) Jenkins
6 12 (50.00%) Unix
7 11 (45.83%) Red Hat
7 11 (45.83%) Python
7 11 (45.83%) Oracle
7 11 (45.83%) Continuous Integration
8 10 (41.67%) Git (software)
8 10 (41.67%) JIRA
8 10 (41.67%) DevOps
8 10 (41.67%) Hudson
8 10 (41.67%) Perl
9 9 (37.50%) PL/SQL
9 9 (37.50%) JBoss
9 9 (37.50%) Tomcat
9 9 (37.50%) Hibernate
9 9 (37.50%) Spring
9 9 (37.50%) Puppet

TDD
Top Related IT Skills in Gloucestershire 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 9 (37.50%) JBoss
1 9 (37.50%) Tomcat
Business Applications
1 1 (4.17%) SAP Oil and Gas
1 1 (4.17%) Unit4 Business World
Cloud Services
1 1 (4.17%) Microsoft Azure
Communications & Networking
1 1 (4.17%) SSH
Database & Business Intelligence
1 13 (54.17%) Hadoop
2 3 (12.50%) Big Data
3 2 (8.33%) MongoDB
3 2 (8.33%) NoSQL
3 2 (8.33%) SQL Server
4 1 (4.17%) Relational Database
Development Applications
1 12 (50.00%) Jenkins
2 10 (41.67%) Git (software)
2 10 (41.67%) Hudson
2 10 (41.67%) JIRA
3 5 (20.83%) Selenium
4 4 (16.67%) Team Foundation Server
5 2 (8.33%) Visual Studio
5 2 (8.33%) Zephyr
6 1 (4.17%) Atlassian Bamboo
6 1 (4.17%) Cucumber
6 1 (4.17%) JMeter
6 1 (4.17%) JUnit
6 1 (4.17%) LoadRunner
6 1 (4.17%) Maven
6 1 (4.17%) SoapUI
6 1 (4.17%) SpecFlow
6 1 (4.17%) TeamCity
6 1 (4.17%) WebDriver
General
1 4 (16.67%) Finance
2 1 (4.17%) Banking
2 1 (4.17%) Electronics
2 1 (4.17%) Manufacturing
2 1 (4.17%) Marketing
2 1 (4.17%) Telecoms
Job Titles
1 18 (75.00%) Developer
2 12 (50.00%) Java Developer
3 10 (41.67%) DV Cleared Java Developer
4 3 (12.50%) .NET Developer
5 2 (8.33%) Automation Tester
5 2 (8.33%) C# Developer
5 2 (8.33%) Tester
6 1 (4.17%) Architect
6 1 (4.17%) DevOps Architect
6 1 (4.17%) Full Stack Developer
6 1 (4.17%) Hadoop Developer
6 1 (4.17%) Security Engineer
6 1 (4.17%) Security Specialist
6 1 (4.17%) Software Engineer
6 1 (4.17%) Solutions Architect
6 1 (4.17%) Test Specialist
Libraries, Frameworks & Software Standards
1 15 (62.50%) HTML
2 12 (50.00%) jQuery
2 12 (50.00%) JSON
3 9 (37.50%) Hibernate
3 9 (37.50%) Spring
4 6 (25.00%) Node.js
5 5 (20.83%) .NET
6 3 (12.50%) CSS
6 3 (12.50%) HTML5
7 2 (8.33%) AngularJS
7 2 (8.33%) ASP.NET
7 2 (8.33%) Dapper ORM
7 2 (8.33%) LINQ
7 2 (8.33%) Twitter Bootstrap
7 2 (8.33%) Web Services
7 2 (8.33%) WebSockets
8 1 (4.17%) ASP.NET MVC 5
8 1 (4.17%) ASP.NET Web API
8 1 (4.17%) Gherkin
8 1 (4.17%) REST
Miscellaneous
1 2 (8.33%) Computer Science
2 1 (4.17%) Client/Server
Operating Systems
1 14 (58.33%) Linux
2 12 (50.00%) Unix
3 5 (20.83%) Oracle Linux
4 3 (12.50%) Windows
5 1 (4.17%) Red Hat Enterprise Linux
Processes & Methodologies
1 18 (75.00%) Agile Software Development
2 11 (45.83%) Continuous Integration
3 10 (41.67%) DevOps
4 9 (37.50%) Stakeholder Engagement
5 5 (20.83%) BDD
6 3 (12.50%) Automated Testing
6 3 (12.50%) MVC
6 3 (12.50%) Pair Programming
6 3 (12.50%) Scrum
6 3 (12.50%) Software Engineering
6 3 (12.50%) UML
6 3 (12.50%) Workflow
7 2 (8.33%) Data Protection
7 2 (8.33%) Enterprise Architecture
7 2 (8.33%) OO
7 2 (8.33%) Open Source
7 2 (8.33%) Test Management
7 2 (8.33%) Waterfall
8 1 (4.17%) High Availability
8 1 (4.17%) MapReduce
Programming Languages
1 16 (66.67%) Java
2 15 (62.50%) C#
3 14 (58.33%) C++
3 14 (58.33%) JavaScript
3 14 (58.33%) SQL
4 11 (45.83%) Python
5 10 (41.67%) Perl
6 9 (37.50%) Bash Shell
6 9 (37.50%) PL/SQL
7 3 (12.50%) C
8 1 (4.17%) Ruby
8 1 (4.17%) T-SQL
Qualifications
1 14 (58.33%) DV Cleared
1 14 (58.33%) Security Cleared
2 2 (8.33%) Degree
3 1 (4.17%) ISEB
Quality Assurance & Compliance
1 1 (4.17%) QA
System Software
1 1 (4.17%) Docker
Systems Management
1 9 (37.50%) Opscode Chef
1 9 (37.50%) Puppet
2 1 (4.17%) HP Quality Center
2 1 (4.17%) Nagios
Vendors
1 11 (45.83%) Oracle
1 11 (45.83%) Red Hat
2 4 (16.67%) Microsoft
3 2 (8.33%) HP
4 1 (4.17%) RedGate
4 1 (4.17%) SAP
4 1 (4.17%) Twitter