The first table below looks at the demand 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 18 April 2014 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Processes & Methodologies category for the Hertfordshire region.

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
18 Apr 2014
Same period 2013 Same period 2012
Test-Driven Development (TDD)
Rank 53 22 46
Rank change year-on-year
-31 +24
Contract jobs citing TDD 16 44 27
As % of all contract IT jobs located in Hertfordshire 2.06% 6.96% 2.82%
As % of the Processes & Methodologies category 2.93% 8.94% 4.08%
Number of daily rates quoted 13 36 17
Average daily rate £413 £500 £325
Average daily rate % change year-on-year
-17.50% +53.84%
90% offered a daily rate of more than £380 £360 £265
10% offered a daily rate of more than £473 £650 £485
UK excluding London average daily rate £375 £350 £325
% change year-on-year
+7.14% +7.69%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £45.00 £37.50 -
% change year-on-year
+20.00% -
Processes & Methodologies Category
Hertfordshire
Contract IT job ads with a match in the
Processes & Methodologies category
547 492 662
As % of all contract IT jobs located in Hertfordshire 70.49% 77.85% 69.10%
Number of daily rates quoted 278 258 320
Average daily rate £413 £419 £375
Average daily rate % change year-on-year
-1.49% +11.66%
90% offered a daily rate of more than £259 £267 £275
10% offered a daily rate of more than £500 £550 £500
UK excluding London average daily rate £375 £360 £370
% change year-on-year
+4.16% -2.70%
Number of hourly rates quoted 26 17 59
Average hourly rate £32.50 £17.50 £35.00
Average hourly rate % change year-on-year
+85.71% -50.00%
90% offered a hourly rate of more than £9.50 £11.00 £12.00
10% offered a hourly rate of more than £37.00 £40.50 £49.00
UK excluding London average hourly rate £30.00 £32.00 £27.50
% change year-on-year
-6.25% +16.36%
TDD
East of England

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 18 April 2014.

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 18 April 2014. 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 each for more statistics)
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
Find
Job
Vacancies
Welwyn Garden City -10 2 £425 -
St Albans -5 1 £450 +20.00% 2
Watford -13 1 £550 -8.33% 9
Stevenage - - - - 1
Bishop's Stortford - - - -
Borehamwood - - - -
Hemel Hempstead - - - - 1
Hitchin - - - - 1
Kings Langley - - - - 1
Letchworth - - - - 1
TDD
East of England

TDD
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 18 April 2014, 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 31 (62.00%) Agile Software Development
2 26 (52.00%) HTML
3 25 (50.00%) CSS
4 21 (42.00%) C#
5 20 (40.00%) JavaScript
5 20 (40.00%) HTML5
6 19 (38.00%) CSS3
6 19 (38.00%) OO
7 18 (36.00%) .NET
7 18 (36.00%) MVC
7 18 (36.00%) Unit Testing
8 16 (32.00%) SQL Server
8 16 (32.00%) BDD
9 14 (28.00%) Git (software)
9 14 (28.00%) XML
9 14 (28.00%) Linux
9 14 (28.00%) Scrum
10 12 (24.00%) Ajax
10 12 (24.00%) Java
10 12 (24.00%) E-Commerce
11 11 (22.00%) Web Services
12 10 (20.00%) Domain-Driven Design
12 10 (20.00%) Responsive Web Design
13 9 (18.00%) Node.js
13 9 (18.00%) RESTful
13 9 (18.00%) ASP.NET
13 9 (18.00%) Finance
13 9 (18.00%) Continuous Integration
14 8 (16.00%) Retail
14 8 (16.00%) Subversion

TDD
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 18 April 2014, 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 9 (18.00%) Node.js
2 6 (12.00%) Apache
3 5 (10.00%) Tomcat
4 4 (8.00%) CMS
5 2 (4.00%) SharePoint
5 2 (4.00%) BizTalk Server
6 1 (2.00%) Liferay
6 1 (2.00%) IIS
Applications
1 4 (8.00%) MS Excel
2 2 (4.00%) Mingle
Business Applications
1 1 (2.00%) Google Analytics
Cloud Services
1 5 (10.00%) SaaS
Communications & Networking
1 5 (10.00%) Internet
2 4 (8.00%) HTTP
2 4 (8.00%) SMPP
3 1 (2.00%) TCP/IP
Database & Business Intelligence
1 16 (32.00%) SQL Server
2 7 (14.00%) SQL Server 2008
3 6 (12.00%) Neo4j
3 6 (12.00%) RavenDB
4 5 (10.00%) Relational Database
5 4 (8.00%) MySQL
5 4 (8.00%) NoSQL
6 3 (6.00%) RDBMS
7 2 (4.00%) SQL Server 2012
8 1 (2.00%) MongoDB
Development Applications
1 14 (28.00%) Git (software)
2 8 (16.00%) Subversion
2 8 (16.00%) Ant
3 7 (14.00%) Visual Studio
3 7 (14.00%) NUnit
4 6 (12.00%) TeamCity
5 5 (10.00%) Jasmine
6 4 (8.00%) Eclipse
6 4 (8.00%) Grunt
6 4 (8.00%) MSTest
7 3 (6.00%) Team Foundation Server
7 3 (6.00%) Mockito
7 3 (6.00%) IntelliJ
7 3 (6.00%) JUnit
7 3 (6.00%) Maven
7 3 (6.00%) Selenium
8 1 (2.00%) FxCop
8 1 (2.00%) dotTrace
8 1 (2.00%) StyleCop
8 1 (2.00%) Moq
General
1 9 (18.00%) Finance
2 8 (16.00%) Retail
3 7 (14.00%) Marketing
4 6 (12.00%) Telecoms
5 3 (6.00%) Legal
6 1 (2.00%) Banking
Job Titles
1 27 (54.00%) Developer
2 10 (20.00%) Architect
3 9 (18.00%) Solutions Architect
4 7 (14.00%) Front-End Developer
5 5 (10.00%) Java Developer
6 4 (8.00%) Senior Developer
6 4 (8.00%) C# Developer
6 4 (8.00%) Test Engineer
6 4 (8.00%) UI Programmer
6 4 (8.00%) Development Engineer
6 4 (8.00%) UI Developer
7 2 (4.00%) Technical Leader
7 2 (4.00%) .NET Developer
7 2 (4.00%) Web Developer
7 2 (4.00%) Silverlight Developer
7 2 (4.00%) Senior Front-End Developer
7 2 (4.00%) Front-End Web Developer
7 2 (4.00%) Portal Developer
7 2 (4.00%) Agile Coach
8 1 (2.00%) C# Architect
Libraries, Frameworks & Software Standards
1 26 (52.00%) HTML
2 25 (50.00%) CSS
3 20 (40.00%) HTML5
4 19 (38.00%) CSS3
5 18 (36.00%) .NET
6 14 (28.00%) XML
7 12 (24.00%) Ajax
8 11 (22.00%) Web Services
9 9 (18.00%) RESTful
9 9 (18.00%) ASP.NET
10 8 (16.00%) XSLT
10 8 (16.00%) ASP.NET MVC
11 7 (14.00%) KnockoutJS
11 7 (14.00%) ASP.NET MVC 4
11 7 (14.00%) XHTML
12 6 (12.00%) RabbitMQ
13 5 (10.00%) Silverlight
14 4 (8.00%) Spring
14 4 (8.00%) XMPP
14 4 (8.00%) JSP
Miscellaneous
1 8 (16.00%) N-Tier
2 2 (4.00%) Open Source
2 2 (4.00%) Enterprise Software
3 1 (2.00%) W3C
Operating Systems
1 14 (28.00%) Linux
2 5 (10.00%) Windows
3 4 (8.00%) Solaris
3 4 (8.00%) UNIX
3 4 (8.00%) Mac OS X
3 4 (8.00%) CentOS
Processes & Methodologies
1 31 (62.00%) Agile Software Development
2 19 (38.00%) OO
3 18 (36.00%) MVC
3 18 (36.00%) Unit Testing
4 16 (32.00%) BDD
5 14 (28.00%) Scrum
6 12 (24.00%) E-Commerce
7 10 (20.00%) Domain-Driven Design
7 10 (20.00%) Responsive Web Design
8 9 (18.00%) Continuous Integration
9 8 (16.00%) UML
10 6 (12.00%) Web Development
10 6 (12.00%) Web Design
10 6 (12.00%) CQRS
10 6 (12.00%) Waterfall
11 5 (10.00%) Data Modelling
12 4 (8.00%) Content Management
12 4 (8.00%) OOA/OOD
12 4 (8.00%) SOA
12 4 (8.00%) Information Architecture
Programming Languages
1 21 (42.00%) C#
2 20 (40.00%) JavaScript
3 12 (24.00%) Java
4 6 (12.00%) XPath
4 6 (12.00%) PowerShell
5 5 (10.00%) SQL
6 4 (8.00%) Erlang
6 4 (8.00%) C
7 1 (2.00%) Clojure
7 1 (2.00%) VBScript
7 1 (2.00%) Ruby
Qualifications
1 2 (4.00%) Degree
2 1 (2.00%) ISEB
2 1 (2.00%) Microsoft Certification
2 1 (2.00%) MCSE
2 1 (2.00%) MCSD
2 1 (2.00%) MCTS
Quality Assurance & Compliance
1 6 (12.00%) QA
Systems Management
1 1 (2.00%) Opscode Chef
1 1 (2.00%) Business Desktop Deployment
Vendors
1 8 (16.00%) Oracle
2 6 (12.00%) Microsoft
3 4 (8.00%) Apple
4 1 (2.00%) JBoss
4 1 (2.00%) Omniture
4 1 (2.00%) Google
Hertfordshire
Aston Carter
Rate: £400 - £425 per day
Posted: Yesterday
Hertfordshire
esynergy Solutions - UK
Rate: £450 - £475 per day
Posted: 11 days ago