The table below looks at the statistics for TDD skills in IT contracts advertised for the Wiltshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 3 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
3 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 52 48 63
Rank change year-on-year
-4 +15
Contract jobs citing TDD 7 11 4
As % of all contract IT jobs located in Wiltshire 1.07% 1.60% 0.56%
As % of the Processes & Methodologies category 1.39% 2.03% 0.71%
Number of daily rates quoted 7 9 1
Median daily rate £350 £413 £400
Median daily rate % change year-on-year
-15.15% +3.12%
UK excluding London median daily rate £400 £380 £375
% change year-on-year
+5.26% +1.33%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £42.75 £42.50 £43.75
% change year-on-year
+0.58% -2.85%
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 Wiltshire region.

Processes & Methodologies Category
Wiltshire
Contract IT job ads with a match in the
Processes & Methodologies category
504 543 562
As % of all contract IT jobs located in Wiltshire 77.30% 78.81% 78.06%
Number of daily rates quoted 351 376 371
Median daily rate £375 £425 £400
Median daily rate % change year-on-year
-11.76% +6.25%
90% offered a daily rate of more than £275 £293 £250
10% offered a daily rate of more than £563 £550 £500
UK excluding London median daily rate £400 £388 £375
% change year-on-year
+3.22% +3.33%
Number of hourly rates quoted 20 13 14
Median hourly rate £38.50 £20.19 £40.00
Median hourly rate % change year-on-year
+90.73% -49.53%
90% offered a hourly rate of more than £23.00 £13.00 £22.50
10% offered a hourly rate of more than £46.85 £29.40 £55.00
UK excluding London median hourly rate £36.00 £31.00 £31.50
% change year-on-year
+16.12% -1.58%

TDD
Jobs Demand Trend in Wiltshire

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

TDD Jobs Demand Trend in Wiltshire

TDD
Daily Rate Trend in Wiltshire

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

TDD Daily Rate Trend in Wiltshire

TDD
Daily Rate Histogram in Wiltshire

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

TDD Daily Rate Histogram in Wiltshire

TDD
Hourly Rate Trend in Wiltshire

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

TDD Hourly Rate Trend in Wiltshire

TDD
Contract Job Locations in Wiltshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Wiltshire region over the 3 months to 3 May 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
Chippenham - 2 £325 -
Trowbridge - 2 £400 -
Swindon -2 1 £475 +24.59% 1
TDD
South West

TDD
Top 30 Related IT Skills in Wiltshire

For the 6 months to 3 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 Wiltshire region with a requirement for TDD.

1 25 (75.76%) Agile Software Development
2 16 (48.48%) Scrum
2 16 (48.48%) Java
3 14 (42.42%) JavaScript
4 13 (39.39%) .NET
5 12 (36.36%) C#
5 12 (36.36%) Spring
6 10 (30.30%) SQL Server
6 10 (30.30%) CSS
7 9 (27.27%) HTML
7 9 (27.27%) Hibernate
7 9 (27.27%) Microsoft
7 9 (27.27%) Automated Testing
8 8 (24.24%) WCF
8 8 (24.24%) jQuery
8 8 (24.24%) Stakeholder Management
8 8 (24.24%) AngularJS
8 8 (24.24%) Elasticsearch
9 6 (18.18%) ASP.NET
9 6 (18.18%) .NET Framework
10 5 (15.15%) NUnit
10 5 (15.15%) Selenium
10 5 (15.15%) Security Cleared
10 5 (15.15%) BDD
10 5 (15.15%) Entity Framework
10 5 (15.15%) SQL
10 5 (15.15%) Web Services
10 5 (15.15%) OO
10 5 (15.15%) MVC
10 5 (15.15%) TypeScript

TDD
Top Related IT Skills in Wiltshire 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 8 (24.24%) Elasticsearch
2 4 (12.12%) BizTalk Server
2 4 (12.12%) Node.js
3 2 (6.06%) WebLogic
4 1 (3.03%) CMS
4 1 (3.03%) IIS
4 1 (3.03%) MQSeries
Communications & Networking
1 1 (3.03%) HTTP
1 1 (3.03%) Internet
Database & Business Intelligence
1 10 (30.30%) SQL Server
2 2 (6.06%) Oracle Database
2 2 (6.06%) Oracle Database 11g
2 2 (6.06%) Oracle Reports
3 1 (3.03%) Amazon DynamoDB
3 1 (3.03%) Apache Cassandra
3 1 (3.03%) MongoDB
3 1 (3.03%) NoSQL
3 1 (3.03%) Relational Database
3 1 (3.03%) SQL Server 2012
3 1 (3.03%) SQL Server Integration Services
3 1 (3.03%) SQL Server Reporting Services
Development Applications
1 5 (15.15%) NUnit
1 5 (15.15%) Selenium
2 4 (12.12%) Grunt
2 4 (12.12%) JIRA
2 4 (12.12%) Visual Studio
2 4 (12.12%) WebDriver
3 3 (9.09%) Bower
3 3 (9.09%) gulp
3 3 (9.09%) Subversion
4 2 (6.06%) MSTest
4 2 (6.06%) Oracle Forms
4 2 (6.06%) Team Foundation Server
5 1 (3.03%) Ant
5 1 (3.03%) ClearCase
5 1 (3.03%) Eclipse
5 1 (3.03%) Git (software)
5 1 (3.03%) Hudson
5 1 (3.03%) Jenkins
5 1 (3.03%) SpecFlow
General
1 1 (3.03%) Retail
Job Titles
1 21 (63.64%) Developer
2 8 (24.24%) Architect
2 8 (24.24%) Java Architect
2 8 (24.24%) Java Team Leader
2 8 (24.24%) Java Technical Architect
2 8 (24.24%) Lead Architect
2 8 (24.24%) Team Leader
2 8 (24.24%) Technical Architect
2 8 (24.24%) Technical Leader
2 8 (24.24%) Technical Team Leader
3 4 (12.12%) .NET Developer
3 4 (12.12%) Front End Developer (Client-Side Developer)
3 4 (12.12%) Senior Developer
4 3 (9.09%) C# Developer
5 2 (6.06%) HTML Developer
5 2 (6.06%) Java Developer
5 2 (6.06%) Oracle Developer
5 2 (6.06%) Software Developer
5 2 (6.06%) UI Developer
5 2 (6.06%) Web Developer
Libraries, Frameworks & Software Standards
1 13 (39.39%) .NET
2 12 (36.36%) Spring
3 10 (30.30%) CSS
4 9 (27.27%) Hibernate
4 9 (27.27%) HTML
5 8 (24.24%) AngularJS
5 8 (24.24%) jQuery
5 8 (24.24%) WCF
6 6 (18.18%) .NET Framework
6 6 (18.18%) ASP.NET
7 5 (15.15%) Entity Framework
7 5 (15.15%) Web Services
8 4 (12.12%) ASP.NET MVC
8 4 (12.12%) KnockoutJS
8 4 (12.12%) Sass
8 4 (12.12%) SOAP
8 4 (12.12%) Twitter Bootstrap
8 4 (12.12%) XML
9 3 (9.09%) HTML5
9 3 (9.09%) LESS
Miscellaneous
1 1 (3.03%) Enterprise Software
1 1 (3.03%) Inversion of Control
Operating Systems
1 2 (6.06%) Android
2 1 (3.03%) Linux
2 1 (3.03%) Windows
Processes & Methodologies
1 25 (75.76%) Agile Software Development
2 16 (48.48%) Scrum
3 9 (27.27%) Automated Testing
4 8 (24.24%) Stakeholder Management
5 5 (15.15%) BDD
5 5 (15.15%) MVC
5 5 (15.15%) OO
6 4 (12.12%) Unit Testing
7 3 (9.09%) Configuration Management
7 3 (9.09%) Front End Development
7 3 (9.09%) OOP
8 2 (6.06%) Android Development
8 2 (6.06%) CRM
8 2 (6.06%) Kanban
8 2 (6.06%) Migration
8 2 (6.06%) Performance Monitoring
8 2 (6.06%) Refactoring
8 2 (6.06%) SDLC
8 2 (6.06%) Test Strategy
8 2 (6.06%) Web Development
Programming Languages
1 16 (48.48%) Java
2 14 (42.42%) JavaScript
3 12 (36.36%) C#
4 5 (15.15%) SQL
4 5 (15.15%) TypeScript
5 4 (12.12%) ECMAScript
6 2 (6.06%) PL/SQL
7 1 (3.03%) C
7 1 (3.03%) ES6
7 1 (3.03%) T-SQL
7 1 (3.03%) XPath
7 1 (3.03%) XQuery
Qualifications
1 5 (15.15%) Security Cleared
2 3 (9.09%) Microsoft Certification
3 2 (6.06%) BC Cleared
3 2 (6.06%) SC Cleared
Systems Management
1 2 (6.06%) Data Guard
1 2 (6.06%) Oracle RMAN
Vendors
1 9 (27.27%) Microsoft
2 2 (6.06%) Apple
2 2 (6.06%) Oracle
3 1 (3.03%) RedGate
3 1 (3.03%) Twitter