The table below looks at the statistics for TDD skills in IT contracts advertised for the Hertfordshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 4 September 2015 with a comparison to the same period in 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.

Location
3 months to
4 Sep 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 45 41 39
Rank change year-on-year
-4 -2
Contract jobs citing TDD 21 28 14
As % of all contract IT jobs located in Hertfordshire 2.66% 3.56% 2.83%
As % of the Processes & Methodologies category 3.68% 4.55% 3.81%
Number of daily rates quoted 9 23 13
Average daily rate
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of your Daily Rate
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£500 £400 £400
Average daily rate % change year-on-year
+25.00% -
90% offered a daily rate of more than £390 £375 £375
10% offered a daily rate of more than £613 £455 £500
UK excluding London average daily rate £390 £375 £350
% change year-on-year
+4.00% +7.14%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £42.50 £56.75 £32.50
% change year-on-year
-25.11% +74.61%
TDD
East of England

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

Processes & Methodologies Category
Hertfordshire
Contract IT job ads with a match in the
Processes & Methodologies category
571 615 367
As % of all contract IT jobs located in Hertfordshire 72.46% 78.14% 74.14%
Number of daily rates quoted 291 357 175
Average daily rate £403 £400 £400
Average daily rate % change year-on-year
+0.62% -
90% offered a daily rate of more than £275 £232 £238
10% offered a daily rate of more than £600 £513 £550
UK excluding London average daily rate £400 £375 £370
% change year-on-year
+6.66% +1.35%
Number of hourly rates quoted 45 24 27
Average hourly rate £21.53 £15.00 £37.50
Average hourly rate % change year-on-year
+43.50% -60.00%
90% offered a hourly rate of more than £9.00 £10.00 £11.25
10% offered a hourly rate of more than £42.50 £36.50 £50.00
UK excluding London average hourly rate £32.50 £26.98 £30.50
% change year-on-year
+20.48% -11.55%

TDD
Jobs Demand Trend in Hertfordshire

This chart provides a 3-month moving total of IT contractor jobs citing TDD across the Hertfordshire region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in Hertfordshire

TDD
Daily Rate Trend in Hertfordshire

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

TDD Daily Rate Trend in Hertfordshire

TDD
Daily Rate Histogram in Hertfordshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Hertfordshire region over the 3 months to 4 September 2015.

TDD Daily Rate Histogram in Hertfordshire

TDD
Hourly Rate Trend in Hertfordshire

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

TDD Hourly Rate Trend in Hertfordshire

TDD
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Hertfordshire region over the 3 months to 4 September 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +6 7 £400 -11.11%
Hemel Hempstead - 6 £500 - 1
Welwyn Garden City -8 1 £550 - 5
TDD
East of England

TDD
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 4 September 2015, IT contractor jobs across the Hertfordshire region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD.

1 39 (86.67%) Agile Software Development
2 30 (66.67%) JavaScript
3 26 (57.78%) SQL
4 21 (46.67%) HTML
5 20 (44.44%) Continuous Integration
6 19 (42.22%) Selenium
7 18 (40.00%) Java
7 18 (40.00%) UNIX
8 16 (35.56%) RESTful
9 15 (33.33%) Analytical Skills
9 15 (33.33%) PHP
9 15 (33.33%) SOA
9 15 (33.33%) XML
10 14 (31.11%) Retail
10 14 (31.11%) Subversion
10 14 (31.11%) Test Scripting
10 14 (31.11%) Test Automation
10 14 (31.11%) WebDriver
11 13 (28.89%) System Testing
11 13 (28.89%) QA
11 13 (28.89%) DbVisualizer
11 13 (28.89%) Coaching
11 13 (28.89%) Document Management
11 13 (28.89%) Automated Testing
11 13 (28.89%) DB2
11 13 (28.89%) Flash
12 12 (26.67%) J2EE
12 12 (26.67%) Security Cleared
13 11 (24.44%) jQuery
14 10 (22.22%) WebSphere

TDD
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 4 September 2015, IT contractor jobs across the Hertfordshire region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 10 (22.22%) WebSphere
2 4 (8.89%) WebSphere Portal
2 4 (8.89%) WebSphere Application Server
3 2 (4.44%) JBoss
4 1 (2.22%) CMS
4 1 (2.22%) Apache Solr
Business Applications
1 7 (15.56%) Magento
Communications & Networking
1 2 (4.44%) Internet
Database & Business Intelligence
1 13 (28.89%) DB2
1 13 (28.89%) DbVisualizer
2 9 (20.00%) MySQL
3 7 (15.56%) SQL Server
4 2 (4.44%) Oracle Database
4 2 (4.44%) Oracle Database 10g
5 1 (2.22%) MongoDB
5 1 (2.22%) NoSQL
Development Applications
1 19 (42.22%) Selenium
2 14 (31.11%) Subversion
2 14 (31.11%) WebDriver
3 7 (15.56%) PHPUnit
3 7 (15.56%) Cucumber
3 7 (15.56%) Jenkins
3 7 (15.56%) Maven
4 4 (8.89%) Ant
5 3 (6.67%) JUnit
5 3 (6.67%) Git (software)
6 2 (4.44%) FitNesse
6 2 (4.44%) TeamCity
6 2 (4.44%) JIRA
General
1 14 (31.11%) Retail
2 4 (8.89%) Telecoms
3 1 (2.22%) Finance
3 1 (2.22%) Back Office
Job Titles
1 27 (60.00%) Developer
2 13 (28.89%) Tester
2 13 (28.89%) Automation Tester
3 9 (20.00%) Selenium Tester
3 9 (20.00%) Senior Developer
4 8 (17.78%) Java Developer
4 8 (17.78%) PHP Developer
5 6 (13.33%) Senior PHP Developer
6 5 (11.11%) .NET Developer
7 4 (8.89%) Architect
8 3 (6.67%) Front-End Developer
8 3 (6.67%) Web Developer
8 3 (6.67%) Solutions Architect
8 3 (6.67%) Senior Architect
8 3 (6.67%) Senior Solutions Architect
9 2 (4.44%) .NET Web Developer
9 2 (4.44%) Senior Java Developer
9 2 (4.44%) JavaScript Developer
9 2 (4.44%) Java/J2EE Developer
9 2 (4.44%) J2EE Developer
Libraries, Frameworks & Software Standards
1 21 (46.67%) HTML
2 16 (35.56%) RESTful
3 15 (33.33%) XML
4 13 (28.89%) Flash
5 12 (26.67%) J2EE
6 11 (24.44%) jQuery
7 9 (20.00%) Spring
8 8 (17.78%) Web Services
8 8 (17.78%) Twitter Bootstrap
9 7 (15.56%) Java EE
9 7 (15.56%) CSS
10 6 (13.33%) SOAP
10 6 (13.33%) .NET
10 6 (13.33%) Gherkin
11 4 (8.89%) Hibernate
11 4 (8.89%) Struts
12 3 (6.67%) JMS
12 3 (6.67%) WCF
12 3 (6.67%) HTML5
12 3 (6.67%) REST
Miscellaneous
1 15 (33.33%) Analytical Skills
2 2 (4.44%) Mobile App
Operating Systems
1 18 (40.00%) UNIX
2 2 (4.44%) Windows
Processes & Methodologies
1 39 (86.67%) Agile Software Development
2 20 (44.44%) Continuous Integration
3 15 (33.33%) SOA
4 14 (31.11%) Test Scripting
4 14 (31.11%) Test Automation
5 13 (28.89%) System Testing
5 13 (28.89%) Coaching
5 13 (28.89%) Document Management
5 13 (28.89%) Automated Testing
6 10 (22.22%) OOP
6 10 (22.22%) BDD
7 8 (17.78%) Open Source
7 8 (17.78%) E-Commerce
8 6 (13.33%) OO
9 5 (11.11%) MVC
10 4 (8.89%) Dependency Injection
11 3 (6.67%) DevOps
11 3 (6.67%) Scrum
12 2 (4.44%) Data Modelling
12 2 (4.44%) Enterprise Architecture
Programming Languages
1 30 (66.67%) JavaScript
2 26 (57.78%) SQL
3 18 (40.00%) Java
4 15 (33.33%) PHP
5 8 (17.78%) C#
6 2 (4.44%) PL/SQL
6 2 (4.44%) T-SQL
6 2 (4.44%) Erlang
6 2 (4.44%) PowerShell
7 1 (2.22%) Clojure
Qualifications
1 12 (26.67%) Security Cleared
2 6 (13.33%) SC Cleared
Quality Assurance & Compliance
1 13 (28.89%) QA
2 2 (4.44%) SLA
Vendors
1 8 (17.78%) Zend
2 2 (4.44%) Oracle
2 2 (4.44%) Microsoft
2 2 (4.44%) Google
3 1 (2.22%) hybris
Hertfordshire
Next Ventures Limited
Rate: Excellent Rates and Packages
Posted: 12 days ago
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Next Ventures Limited
Rate: Excellent Rates and Packages
Posted: 16 days ago
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Rate: £300 - £350 per day + competitive
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