The table below looks at the statistics for TDD skills in IT contracts advertised for the Northamptonshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 23 January 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
23 Jan 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 42 26 23
Rank change year-on-year
-16 -3
Contract jobs citing TDD 4 7 4
As % of all contract IT jobs located in Northamptonshire 0.96% 2.41% 2.13%
As % of the Processes & Methodologies category 1.30% 3.37% 2.96%
Number of daily rates quoted 2 3 3
Average daily rate
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£425 £463 £450
Average daily rate % change year-on-year
-8.10% +2.77%
UK excluding London average daily rate £375 £363 £350
% change year-on-year
+3.44% +3.57%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £39.00 £32.50 £39.00
% change year-on-year
+20.00% -16.66%
TDD
East Midlands

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

Processes & Methodologies Category
Northamptonshire
Contract IT job ads with a match in the
Processes & Methodologies category
307 208 135
As % of all contract IT jobs located in Northamptonshire 73.62% 71.48% 71.81%
Number of daily rates quoted 201 114 96
Average daily rate £400 £423 £420
Average daily rate % change year-on-year
-5.32% +0.59%
90% offered a daily rate of more than £300 £225 £295
10% offered a daily rate of more than £525 £550 £525
UK excluding London average daily rate £395 £375 £363
% change year-on-year
+5.40% +3.44%
Number of hourly rates quoted 8 10 8
Average hourly rate £16.75 £17.00 £35.00
Average hourly rate % change year-on-year
-1.47% -51.42%
UK excluding London average hourly rate £25.50 £27.50 £31.50
% change year-on-year
-7.27% -12.69%

TDD
Jobs Demand Trend in Northamptonshire

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

TDD Jobs Demand Trend in Northamptonshire

TDD
Daily Rate Trend in Northamptonshire

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

TDD Daily Rate Trend in Northamptonshire

TDD
Hourly Rate Trend in Northamptonshire

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

TDD Hourly Rate Trend in Northamptonshire

TDD
Contract Job Locations in Northamptonshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Northamptonshire region over the 3 months to 23 January 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
Northampton -8 3 £425 -8.10% 5
Kettering - - - - 1
TDD
East Midlands

TDD
Top 30 Related IT Skills in Northamptonshire

For the 6 months to 23 January 2015, IT contractor jobs across the Northamptonshire 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 12 (92.31%) Agile Software Development
2 7 (53.85%) BDD
3 5 (38.46%) Java
4 4 (30.77%) Ruby
4 4 (30.77%) Ruby on Rails
5 3 (23.08%) Git (software)
5 3 (23.08%) Selenium
5 3 (23.08%) Software Testing
5 3 (23.08%) Scrum
5 3 (23.08%) Extreme Programming
5 3 (23.08%) JavaScript
6 2 (15.38%) Middleware
6 2 (15.38%) MySQL
6 2 (15.38%) Linux
6 2 (15.38%) E-Commerce
6 2 (15.38%) SOA
6 2 (15.38%) ISEB
6 2 (15.38%) ISTQB
6 2 (15.38%) Banking
6 2 (15.38%) Spring
6 2 (15.38%) Maven
6 2 (15.38%) Project Management
6 2 (15.38%) MVC
6 2 (15.38%) JIRA
6 2 (15.38%) Velocity
6 2 (15.38%) Spring MVC
6 2 (15.38%) Web Testing
6 2 (15.38%) Continuous Integration
6 2 (15.38%) Manual Testing
6 2 (15.38%) hybris

TDD
Top Related IT Skills in Northamptonshire by Category

For the 6 months to 23 January 2015, IT contractor jobs across the Northamptonshire 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.

Database & Business Intelligence
1 2 (15.38%) MySQL
Development Applications
1 3 (23.08%) Selenium
1 3 (23.08%) Git (software)
2 2 (15.38%) Cucumber
2 2 (15.38%) Maven
2 2 (15.38%) JIRA
2 2 (15.38%) Jenkins
3 1 (7.69%) JUnit
3 1 (7.69%) QuickTest Pro
3 1 (7.69%) Jasmine
General
1 2 (15.38%) Banking
Job Titles
1 5 (38.46%) Developer
2 4 (30.77%) Ruby on Rails Developer
3 3 (23.08%) Analyst
3 3 (23.08%) Test Analyst
4 2 (15.38%) ScrumMaster
4 2 (15.38%) Ruby Developer
4 2 (15.38%) Agile Test Analyst
5 1 (7.69%) Automation Tester
5 1 (7.69%) Technical Architect
5 1 (7.69%) Java Developer
5 1 (7.69%) Performance Manager
5 1 (7.69%) Architect
5 1 (7.69%) Tester
Libraries, Frameworks & Software Standards
1 4 (30.77%) Ruby on Rails
2 2 (15.38%) Velocity
2 2 (15.38%) Spring MVC
2 2 (15.38%) Middleware
2 2 (15.38%) Spring
3 1 (7.69%) J2EE
3 1 (7.69%) Hibernate
3 1 (7.69%) REST
3 1 (7.69%) Java EE
3 1 (7.69%) JSON
Miscellaneous
1 1 (7.69%) Blackberry
1 1 (7.69%) iPhone
1 1 (7.69%) iPad
Operating Systems
1 2 (15.38%) Linux
2 1 (7.69%) Android
2 1 (7.69%) Windows
Processes & Methodologies
1 12 (92.31%) Agile Software Development
2 7 (53.85%) BDD
3 3 (23.08%) Scrum
3 3 (23.08%) Extreme Programming
3 3 (23.08%) Software Testing
4 2 (15.38%) E-Commerce
4 2 (15.38%) SOA
4 2 (15.38%) Project Management
4 2 (15.38%) MVC
4 2 (15.38%) Web Testing
4 2 (15.38%) Continuous Integration
4 2 (15.38%) Manual Testing
5 1 (7.69%) Test Automation
5 1 (7.69%) Capacity Planning
5 1 (7.69%) Capacity Management
5 1 (7.69%) Performance Analysis
5 1 (7.69%) Microservices
5 1 (7.69%) Stakeholder Management
5 1 (7.69%) Automated Testing
5 1 (7.69%) Unit Testing
Programming Languages
1 5 (38.46%) Java
2 4 (30.77%) Ruby
3 3 (23.08%) JavaScript
Qualifications
1 2 (15.38%) ISEB
1 2 (15.38%) ISTQB
Systems Management
1 1 (7.69%) BMC PATROL
1 1 (7.69%) BMC Performance Manager
1 1 (7.69%) HP Quality Center
Vendors
1 2 (15.38%) hybris
2 1 (7.69%) SAP
2 1 (7.69%) BMC
2 1 (7.69%) Google