The table below looks at the statistics for TDD skills in IT contracts advertised for the Welwyn Garden City region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 4 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
4 Mar 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank - 14 8
Contract jobs citing TDD 0 5 2
As % of all contract IT jobs located in Welwyn Garden City - 6.25% 10.00%
As % of the Processes & Methodologies category - 8.47% 14.29%
Number of daily rates quoted 0 3 0
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
- £400 -
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 £39.50
% change year-on-year
-13.75% +1.26%
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 Welwyn Garden City region.

Processes & Methodologies Category
Welwyn Garden City
Contract IT job ads with a match in the
Processes & Methodologies category
18 59 14
As % of all contract IT jobs located in Welwyn Garden City 62.07% 73.75% 70.00%
Number of daily rates quoted 5 45 7
Average daily rate £375 £388 £375
Average daily rate % change year-on-year
-3.22% +3.33%
90% offered a daily rate of more than £325 £275 £170
10% offered a daily rate of more than £387 £450 £400
UK excluding London average daily rate £400 £375 £363
% change year-on-year
+6.66% +3.44%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £30.00 £27.50 £31.50
% change year-on-year
+9.09% -12.69%

TDD
Jobs Demand Trend in Welwyn Garden City

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

TDD Jobs Demand Trend in Welwyn Garden City

TDD
Daily Rate Trend in Welwyn Garden City

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

TDD Daily Rate Trend in Welwyn Garden City

TDD
Top 30 Related IT Skills in Welwyn Garden City

For the 6 months to 4 March 2015, IT contractor jobs across the Welwyn Garden City 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 (100.00%) C#
1 3 (100.00%) SQL
1 3 (100.00%) .NET
1 3 (100.00%) Agile Software Development
2 2 (66.67%) REST
2 2 (66.67%) SpecFlow
2 2 (66.67%) Team Foundation Server
2 2 (66.67%) ASP.NET
2 2 (66.67%) Couchbase
2 2 (66.67%) Jenkins
3 1 (33.33%) ASP.NET Web API
3 1 (33.33%) DevOps
3 1 (33.33%) OOP
3 1 (33.33%) MS Excel
3 1 (33.33%) SOA
3 1 (33.33%) HTTP
3 1 (33.33%) Microsoft
3 1 (33.33%) Visual Studio
3 1 (33.33%) HTML
3 1 (33.33%) Java
3 1 (33.33%) Pair Programming
3 1 (33.33%) NUnit
3 1 (33.33%) Automated Testing
3 1 (33.33%) Software Engineering
3 1 (33.33%) Enterprise Architecture
3 1 (33.33%) Marketing
3 1 (33.33%) JIRA
3 1 (33.33%) Business Desktop Deployment
3 1 (33.33%) WCF
3 1 (33.33%) Fiddler

TDD
Top Related IT Skills in Welwyn Garden City by Category

For the 6 months to 4 March 2015, IT contractor jobs across the Welwyn Garden City 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 1 (33.33%) Confluence
1 1 (33.33%) Node.js
Applications
1 1 (33.33%) MS Excel
Cloud Services
1 1 (33.33%) Microsoft Azure
1 1 (33.33%) PaaS
Communications & Networking
1 1 (33.33%) HTTP
Database & Business Intelligence
1 2 (66.67%) Couchbase
2 1 (33.33%) NoSQL
2 1 (33.33%) Azure SQL Database
Development Applications
1 2 (66.67%) SpecFlow
1 2 (66.67%) Team Foundation Server
1 2 (66.67%) Jenkins
2 1 (33.33%) Visual Studio
2 1 (33.33%) NUnit
2 1 (33.33%) JIRA
2 1 (33.33%) Fiddler
2 1 (33.33%) Git (software)
2 1 (33.33%) StyleCop
2 1 (33.33%) Cucumber
General
1 1 (33.33%) Marketing
Job Titles
1 3 (100.00%) Developer
2 1 (33.33%) Lead .NET Developer
2 1 (33.33%) Lead Developer
2 1 (33.33%) Java Developer
2 1 (33.33%) .NET Developer
2 1 (33.33%) C# Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) .NET
2 2 (66.67%) REST
2 2 (66.67%) ASP.NET
3 1 (33.33%) ASP.NET Web API
3 1 (33.33%) HTML
3 1 (33.33%) WCF
3 1 (33.33%) ASP.NET MVC
Processes & Methodologies
1 3 (100.00%) Agile Software Development
2 1 (33.33%) DevOps
2 1 (33.33%) OOP
2 1 (33.33%) SOA
2 1 (33.33%) Pair Programming
2 1 (33.33%) Automated Testing
2 1 (33.33%) Software Engineering
2 1 (33.33%) Enterprise Architecture
2 1 (33.33%) Continuous Integration
2 1 (33.33%) Multithreading
2 1 (33.33%) BDD
2 1 (33.33%) CQRS
2 1 (33.33%) Root Cause Analysis
2 1 (33.33%) MVC
Programming Languages
1 3 (100.00%) C#
1 3 (100.00%) SQL
2 1 (33.33%) Java
Systems Management
1 1 (33.33%) Business Desktop Deployment
1 1 (33.33%) SCOM
Vendors
1 1 (33.33%) Microsoft
1 1 (33.33%) Splunk