The table below looks at the statistics for TDD skills in IT contracts advertised for the Watford region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 6 March 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
6 Mar 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 22 32 28
Rank change year-on-year
+10 -4
Contract jobs citing TDD 2 2 1
As % of all contract IT jobs located in Watford 1.89% 1.37% 0.91%
As % of the Processes & Methodologies category 2.99% 1.64% 1.09%
Number of daily rates quoted 2 2 1
Average daily rate
Keep up to 90%
of your Daily Rate
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£413 £653 £400
Average daily rate % change year-on-year
-36.78% +63.12%
UK excluding London average daily rate £375 £375 £353
% change year-on-year
- +6.38%
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
Hertfordshire

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

Processes & Methodologies Category
Watford
Contract IT job ads with a match in the
Processes & Methodologies category
67 122 92
As % of all contract IT jobs located in Watford 63.21% 83.56% 83.64%
Number of daily rates quoted 34 37 38
Average daily rate £375 £438 £450
Average daily rate % change year-on-year
-14.28% -2.77%
90% offered a daily rate of more than £265 £300 £300
10% offered a daily rate of more than £495 £653 £513
UK excluding London average daily rate £400 £375 £363
% change year-on-year
+6.66% +3.44%
Number of hourly rates quoted 5 5 1
Average hourly rate £19.25 £18.50 £11.00
Average hourly rate % change year-on-year
+4.05% +68.18%
UK excluding London average hourly rate £30.00 £27.50 £31.00
% change year-on-year
+9.09% -11.29%

TDD
Jobs Demand Trend in Watford

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

TDD Jobs Demand Trend in Watford

TDD
Daily Rate Trend in Watford

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

TDD Daily Rate Trend in Watford

TDD
Daily Rate Histogram in Watford

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Watford region over the 3 months to 6 March 2015.

TDD Daily Rate Histogram in Watford

TDD
Top 30 Related IT Skills in Watford

For the 6 months to 6 March 2015, IT contractor jobs across the Watford 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 3 (75.00%) HTML
1 3 (75.00%) Java
1 3 (75.00%) Git (software)
1 3 (75.00%) NoSQL
2 2 (50.00%) SCOM
2 2 (50.00%) REST
2 2 (50.00%) Splunk
2 2 (50.00%) SpecFlow
2 2 (50.00%) Couchbase
2 2 (50.00%) Jenkins
2 2 (50.00%) Root Cause Analysis
2 2 (50.00%) SOA
2 2 (50.00%) DevOps
2 2 (50.00%) Team Foundation Server
2 2 (50.00%) Fiddler
2 2 (50.00%) Confluence
2 2 (50.00%) StyleCop
2 2 (50.00%) Cucumber
2 2 (50.00%) SQL
2 2 (50.00%) Visual Studio
2 2 (50.00%) OOP
2 2 (50.00%) Agile Software Development
2 2 (50.00%) Pair Programming
2 2 (50.00%) JIRA
2 2 (50.00%) Business Desktop Deployment
3 1 (25.00%) Symfony
3 1 (25.00%) Zend
3 1 (25.00%) OO
3 1 (25.00%) Apache
3 1 (25.00%) MVC

TDD
Top Related IT Skills in Watford by Category

For the 6 months to 6 March 2015, IT contractor jobs across the Watford 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 2 (50.00%) Confluence
2 1 (25.00%) Apache
2 1 (25.00%) nginx
Database & Business Intelligence
1 3 (75.00%) NoSQL
2 2 (50.00%) Couchbase
3 1 (25.00%) Redis
3 1 (25.00%) MySQL
3 1 (25.00%) CouchDB
3 1 (25.00%) MongoDB
Development Applications
1 3 (75.00%) Git (software)
2 2 (50.00%) Team Foundation Server
2 2 (50.00%) StyleCop
2 2 (50.00%) Cucumber
2 2 (50.00%) SpecFlow
2 2 (50.00%) Jenkins
2 2 (50.00%) Visual Studio
2 2 (50.00%) JIRA
2 2 (50.00%) Fiddler
Job Titles
1 4 (100.00%) Developer
2 2 (50.00%) Java Developer
3 1 (25.00%) PHP Developer
3 1 (25.00%) Front-End Developer
Libraries, Frameworks & Software Standards
1 3 (75.00%) HTML
2 2 (50.00%) REST
3 1 (25.00%) CSS3
3 1 (25.00%) Laravel
3 1 (25.00%) CSS
3 1 (25.00%) Symfony
3 1 (25.00%) HTML5
3 1 (25.00%) Memcached
3 1 (25.00%) Yii
Operating Systems
1 1 (25.00%) Linux
Processes & Methodologies
1 2 (50.00%) OOP
1 2 (50.00%) SOA
1 2 (50.00%) Agile Software Development
1 2 (50.00%) Pair Programming
1 2 (50.00%) Root Cause Analysis
1 2 (50.00%) DevOps
2 1 (25.00%) Continuous Integration
2 1 (25.00%) BDD
2 1 (25.00%) MVC
2 1 (25.00%) OO
Programming Languages
1 3 (75.00%) Java
2 2 (50.00%) SQL
3 1 (25.00%) JavaScript
3 1 (25.00%) PHP
Systems Management
1 2 (50.00%) Business Desktop Deployment
1 2 (50.00%) SCOM
2 1 (25.00%) Puppet
2 1 (25.00%) Opscode Chef
Vendors
1 2 (50.00%) Splunk
2 1 (25.00%) Zend