The table below looks at the statistics for TDD skills in IT contracts advertised for the Northern Ireland region. Included is a guide to the average contractor rates offered in IT contracts that have cited TDD over the 3 months to 1 June 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
1 Jun 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 23 19 29
Rank change year-on-year
-4 +10
Contract jobs citing TDD 2 2 6
As % of all contract IT jobs located in Northern Ireland 2.00% 1.94% 2.68%
As % of the Processes & Methodologies category 2.74% 2.44% 3.82%
Number of daily rates quoted 1 2 2
Average daily rate
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of your Daily Rate
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£375 £388 £388
Average daily rate % change year-on-year
-3.22% -
UK excluding London average daily rate £388 £375 £350
% change year-on-year
+3.33% +7.14%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £42.50 £59.50 £39.00
% change year-on-year
-28.57% +52.56%
TDD
UK

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

Processes & Methodologies Category
Northern Ireland
Contract IT job ads with a match in the
Processes & Methodologies category
73 82 157
As % of all contract IT jobs located in Northern Ireland 73.00% 79.61% 70.09%
Number of daily rates quoted 34 27 84
Average daily rate £400 £375 £363
Average daily rate % change year-on-year
+6.66% +3.44%
90% offered a daily rate of more than £151 £265 £238
10% offered a daily rate of more than £550 £400 £450
UK excluding London average daily rate £388 £375 £365
% change year-on-year
+3.33% +2.73%
Number of hourly rates quoted 4 4 1
Average hourly rate £17.50 £14.00 £10.50
Average hourly rate % change year-on-year
+25.00% +33.33%
UK excluding London average hourly rate £30.50 £30.00 £32.00
% change year-on-year
+1.66% -6.25%

TDD
Jobs Demand Trend in Northern Ireland

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

TDD Jobs Demand Trend in Northern Ireland

TDD
Daily Rate Trend in Northern Ireland

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

TDD Daily Rate Trend in Northern Ireland

TDD
Contract Job Locations in Northern Ireland

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing TDD within the Northern Ireland region over the 3 months to 1 June 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
County Antrim -2 2 £375 -3.22% 2
TDD
UK

TDD
Top 30 Related IT Skills in Northern Ireland

For the 6 months to 1 June 2015, IT contractor jobs across the Northern Ireland 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 7 (100.00%) HTML
1 7 (100.00%) JavaScript
1 7 (100.00%) CSS
1 7 (100.00%) XML
1 7 (100.00%) OO
1 7 (100.00%) JSON
1 7 (100.00%) HTML5
1 7 (100.00%) CSS3
1 7 (100.00%) Backbone.js
2 6 (85.71%) Responsive Web Design
2 6 (85.71%) Graceful Degradation
2 6 (85.71%) Opscode Chef
2 6 (85.71%) Puppet
2 6 (85.71%) Ajax
2 6 (85.71%) Web Design
2 6 (85.71%) XHTML
3 4 (57.14%) Web Services
3 4 (57.14%) Amazon AWS
3 4 (57.14%) AngularJS
4 3 (42.86%) Elasticsearch
4 3 (42.86%) Triplestore
4 3 (42.86%) Sass
4 3 (42.86%) MongoDB
4 3 (42.86%) Digital Media
4 3 (42.86%) Git (software)
4 3 (42.86%) SPARQL
4 3 (42.86%) Subversion
4 3 (42.86%) W3C
4 3 (42.86%) Linux
5 2 (28.57%) BDD

TDD
Top Related IT Skills in Northern Ireland by Category

For the 6 months to 1 June 2015, IT contractor jobs across the Northern Ireland 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 3 (42.86%) Elasticsearch
2 1 (14.29%) Node.js
Cloud Services
1 4 (57.14%) Amazon AWS
2 1 (14.29%) Microsoft Azure
Database & Business Intelligence
1 3 (42.86%) Triplestore
1 3 (42.86%) MongoDB
2 1 (14.29%) MarkLogic
Development Applications
1 3 (42.86%) Git (software)
1 3 (42.86%) Subversion
2 1 (14.29%) QUnit
2 1 (14.29%) Jasmine
2 1 (14.29%) Bower
2 1 (14.29%) webpack
2 1 (14.29%) Grunt
2 1 (14.29%) Mocha
Job Titles
1 7 (100.00%) Developer
2 4 (57.14%) Senior Developer
3 3 (42.86%) Front-End Developer
4 2 (28.57%) Web Developer
4 2 (28.57%) Senior Web Developer
4 2 (28.57%) JavaScript Developer
4 2 (28.57%) Senior JavaScript Developer
Libraries, Frameworks & Software Standards
1 7 (100.00%) HTML
1 7 (100.00%) CSS
1 7 (100.00%) XML
1 7 (100.00%) JSON
1 7 (100.00%) HTML5
1 7 (100.00%) CSS3
1 7 (100.00%) Backbone.js
2 6 (85.71%) Ajax
2 6 (85.71%) XHTML
3 4 (57.14%) Web Services
3 4 (57.14%) AngularJS
4 3 (42.86%) Sass
5 1 (14.29%) Ember.js
5 1 (14.29%) koa
5 1 (14.29%) Meteor
5 1 (14.29%) bluebird
5 1 (14.29%) jQuery
Miscellaneous
1 3 (42.86%) Digital Media
1 3 (42.86%) W3C
2 1 (14.29%) User Experience
2 1 (14.29%) Social Media
Operating Systems
1 3 (42.86%) Linux
Processes & Methodologies
1 7 (100.00%) OO
2 6 (85.71%) Responsive Web Design
2 6 (85.71%) Graceful Degradation
2 6 (85.71%) Web Design
3 2 (28.57%) BDD
4 1 (14.29%) Dependency Management
4 1 (14.29%) Continuous Integration
4 1 (14.29%) Agile Software Development
4 1 (14.29%) Pair Programming
Programming Languages
1 7 (100.00%) JavaScript
2 3 (42.86%) SPARQL
Systems Management
1 6 (85.71%) Opscode Chef
1 6 (85.71%) Puppet