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 26 February 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
26 Feb 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 49 47 26
Rank change year-on-year
-2 -21
Contract jobs citing TDD 10 26 42
As % of all contract IT jobs located in Hertfordshire 1.60% 3.66% 6.15%
As % of the Processes & Methodologies category 2.19% 5.05% 8.12%
Number of daily rates quoted 8 18 39
Average daily rate
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£463 £431 £600
Average daily rate % change year-on-year
+7.24% -28.12%
90% offered a daily rate of more than £321 £393 £360
10% offered a daily rate of more than £545 £653 £650
UK excluding London average daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £34.50 £40.00 £40.00
% change year-on-year
-13.75% -
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
457 515 517
As % of all contract IT jobs located in Hertfordshire 73.24% 72.54% 75.70%
Number of daily rates quoted 242 267 283
Average daily rate £413 £400 £400
Average daily rate % change year-on-year
+3.12% -
90% offered a daily rate of more than £265 £275 £275
10% offered a daily rate of more than £575 £534 £610
UK excluding London average daily rate £400 £375 £363
% change year-on-year
+6.66% +3.44%
Number of hourly rates quoted 25 28 20
Average hourly rate £33.50 £23.86 £36.00
Average hourly rate % change year-on-year
+40.43% -33.73%
90% offered a hourly rate of more than £14.10 £9.50 £11.07
10% offered a hourly rate of more than £40.00 £37.50 £190.00
UK excluding London average hourly rate £29.00 £27.50 £31.50
% change year-on-year
+5.45% -12.69%

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 26 February 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 26 February 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 +12 2 £413 -36.78% 1
Rickmansworth - 1 £310 - 1
St Albans - - - - 4
Stevenage - - - -
Welwyn Garden City - - - - 1
Hemel Hempstead - - - - 1
Hertford - - - -
Letchworth - - - -
Potters Bar - - - - 1
TDD
East of England

TDD
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 26 February 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 48 (90.57%) Agile Software Development
2 43 (81.13%) BDD
3 33 (62.26%) Scrum
4 28 (52.83%) CSS
5 27 (50.94%) JavaScript
6 25 (47.17%) HTML
6 25 (47.17%) REST
7 24 (45.28%) .NET
8 21 (39.62%) Java
9 20 (37.74%) XML
10 19 (35.85%) C#
11 18 (33.96%) Continuous Integration
11 18 (33.96%) Git (software)
12 16 (30.19%) MVC
12 16 (30.19%) Subversion
12 16 (30.19%) SQL
12 16 (30.19%) Linux
13 15 (28.30%) ASP.NET
13 15 (28.30%) OO
13 15 (28.30%) Apache
14 14 (26.42%) Ant
14 14 (26.42%) Ajax
15 13 (24.53%) Spring
15 13 (24.53%) Finance
16 12 (22.64%) NoSQL
17 11 (20.75%) Unit Testing
17 11 (20.75%) JIRA
17 11 (20.75%) WCF
17 11 (20.75%) OOP
17 11 (20.75%) SOAP

TDD
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 26 February 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 15 (28.30%) Apache
2 10 (18.87%) Tomcat
3 7 (13.21%) IIS
4 6 (11.32%) Confluence
5 5 (9.43%) Node.js
6 4 (7.55%) lighttpd
6 4 (7.55%) CMS
7 2 (3.77%) Elasticsearch
8 1 (1.89%) Alfresco
8 1 (1.89%) Mule
8 1 (1.89%) nginx
8 1 (1.89%) WebLogic
8 1 (1.89%) WebLogic Portal
Applications
1 1 (1.89%) MS Excel
Cloud Services
1 1 (1.89%) Microsoft Azure
1 1 (1.89%) PaaS
Communications & Networking
1 7 (13.21%) TCP/IP
2 6 (11.32%) Internet
3 2 (3.77%) HTTP
Database & Business Intelligence
1 12 (22.64%) NoSQL
2 10 (18.87%) MySQL
3 9 (16.98%) Relational Database
4 7 (13.21%) Couchbase
4 7 (13.21%) RDBMS
5 4 (7.55%) SQL Server
5 4 (7.55%) SQL Server 2012
6 2 (3.77%) MongoDB
7 1 (1.89%) Apache Cassandra
7 1 (1.89%) Oracle Database 10g
7 1 (1.89%) PostgreSQL
7 1 (1.89%) CouchDB
7 1 (1.89%) Oracle Database
7 1 (1.89%) Azure SQL Database
7 1 (1.89%) Redis
Development Applications
1 18 (33.96%) Git (software)
2 16 (30.19%) Subversion
3 14 (26.42%) Ant
4 11 (20.75%) JIRA
5 10 (18.87%) JUnit
5 10 (18.87%) Eclipse
5 10 (18.87%) Selenium
6 9 (16.98%) Jenkins
7 8 (15.09%) Cucumber
7 8 (15.09%) Maven
8 7 (13.21%) IntelliJ
8 7 (13.21%) StyleCop
8 7 (13.21%) Mockito
9 5 (9.43%) Team Foundation Server
10 4 (7.55%) FxCop
10 4 (7.55%) Grunt
10 4 (7.55%) SpecFlow
11 3 (5.66%) Fiddler
11 3 (5.66%) Visual Studio
12 2 (3.77%) NUnit
General
1 13 (24.53%) Finance
2 9 (16.98%) Marketing
3 2 (3.77%) Retail
4 1 (1.89%) Financial Institution
Job Titles
1 47 (88.68%) Developer
2 18 (33.96%) Java Developer
3 16 (30.19%) .NET Developer
4 8 (15.09%) Front-End Developer
5 7 (13.21%) C# Developer
5 7 (13.21%) Senior Developer
6 5 (9.43%) C# .NET Developer
7 4 (7.55%) Senior Front-End Developer
7 4 (7.55%) Software Developer
7 4 (7.55%) Architect
8 3 (5.66%) Agile .NET Developer
9 2 (3.77%) Agile C# Developer
9 2 (3.77%) .NET Programmer
9 2 (3.77%) Java Software Developer
9 2 (3.77%) Software Programmer
9 2 (3.77%) C# ASP.NET Developer
9 2 (3.77%) Solutions Architect
9 2 (3.77%) .NET Software Developer
9 2 (3.77%) Programmer
9 2 (3.77%) Senior .NET Developer
Libraries, Frameworks & Software Standards
1 28 (52.83%) CSS
2 25 (47.17%) HTML
2 25 (47.17%) REST
3 24 (45.28%) .NET
4 20 (37.74%) XML
5 15 (28.30%) ASP.NET
6 14 (26.42%) Ajax
7 13 (24.53%) Spring
8 11 (20.75%) SOAP
8 11 (20.75%) Web Services
8 11 (20.75%) WCF
9 10 (18.87%) .NET Framework
9 10 (18.87%) JSON
9 10 (18.87%) JSP
10 9 (16.98%) XSL
10 9 (16.98%) XSLT
10 9 (16.98%) LINQ
10 9 (16.98%) HTML5
10 9 (16.98%) CSS3
11 7 (13.21%) POCO
Miscellaneous
1 5 (9.43%) Open Source
2 4 (7.55%) User Experience
2 4 (7.55%) Analytical Skills
3 2 (3.77%) EMV
Operating Systems
1 16 (30.19%) Linux
2 10 (18.87%) UNIX
Processes & Methodologies
1 48 (90.57%) Agile Software Development
2 43 (81.13%) BDD
3 33 (62.26%) Scrum
4 18 (33.96%) Continuous Integration
5 16 (30.19%) MVC
6 15 (28.30%) OO
7 11 (20.75%) OOP
7 11 (20.75%) Unit Testing
8 10 (18.87%) DevOps
8 10 (18.87%) Pair Programming
9 9 (16.98%) SOA
9 9 (16.98%) Code Coverage
9 9 (16.98%) Waterfall
10 7 (13.21%) Regression Testing
10 7 (13.21%) E-Commerce
11 6 (11.32%) Responsive Web Design
12 5 (9.43%) Performance Testing
13 4 (7.55%) Kanban
13 4 (7.55%) Web Design
14 3 (5.66%) Web Development
Programming Languages
1 27 (50.94%) JavaScript
2 21 (39.62%) Java
3 19 (35.85%) C#
4 16 (30.19%) SQL
5 9 (16.98%) VBScript
6 6 (11.32%) Ruby
7 4 (7.55%) Scala
8 3 (5.66%) Python
9 1 (1.89%) Perl
9 1 (1.89%) PHP
9 1 (1.89%) PL/SQL
Qualifications
1 1 (1.89%) Sun Certification
Quality Assurance & Compliance
1 7 (13.21%) QA
2 1 (1.89%) SLA
Systems Management
1 3 (5.66%) Business Desktop Deployment
1 3 (5.66%) SCOM
2 1 (1.89%) Puppet
2 1 (1.89%) Opscode Chef
Vendors
1 5 (9.43%) Microsoft
2 3 (5.66%) Oracle
2 3 (5.66%) Splunk
3 1 (1.89%) BEA
3 1 (1.89%) Zend
Hertfordshire
Nigel Frank International Limited - Newcastle
Rate: £200 - £300 per day
Posted: 22 days ago