The table below looks at the statistics for TDD skills in IT contracts advertised for the Crawley region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 25 September 2016 with a comparison to the same period over 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.

3 months to
25 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 21 22 -
Rank change year-on-year
+1 -
Contract jobs citing TDD 2 14 0
As % of all contract IT jobs located in Crawley 1.49% 5.62% -
As % of the Processes & Methodologies category 1.64% 6.36% -
Number of daily rates quoted 1 11 0
Median daily rate £575 £350 -
Median daily rate % change year-on-year
+64.28% -
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.25 £37.45 £36.25
% change year-on-year
+10.14% +3.31%
TDD
West Sussex

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

Processes & Methodologies Category
Crawley
Contract IT job ads with a match in the
Processes & Methodologies category
122 220 51
As % of all contract IT jobs located in Crawley 91.04% 88.35% 63.75%
Number of daily rates quoted 78 178 31
Median daily rate £414 £413 £400
Median daily rate % change year-on-year
+0.30% +3.12%
90% offered a daily rate of more than £315 £323 £220
10% offered a daily rate of more than £525 £525 £575
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 6 4 8
Median hourly rate £50.00 £44.00 £14.50
Median hourly rate % change year-on-year
+13.63% +203.44%
90% offered a hourly rate of more than £45.00 £15.40 £12.50
10% offered a hourly rate of more than £52.00 £45.00 £45.00
UK excluding London median hourly rate £32.50 £33.64 £26.25
% change year-on-year
-3.38% +28.15%

TDD
Jobs Demand Trend in Crawley

The demand trend of contract jobs across the Crawley region citing TDD as a proportion of all IT contracts with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Crawley

TDD
Daily Rate Trend in Crawley

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

TDD Daily Rate Trend in Crawley

TDD
Hourly Rate Trend in Crawley

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

TDD Hourly Rate Trend in Crawley

TDD
Top 30 Related IT Skills in Crawley

For the 6 months to 25 September 2016, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Crawley region with a requirement for TDD.

1 6 (85.71%) Agile Software Development
1 6 (85.71%) BDD
2 3 (42.86%) Android SDK
2 3 (42.86%) Android Development
2 3 (42.86%) Google Play
2 3 (42.86%) Scrum
2 3 (42.86%) E-Commerce
2 3 (42.86%) Android
3 2 (28.57%) Software Engineering
3 2 (28.57%) Java
3 2 (28.57%) Linux
4 1 (14.29%) OO
4 1 (14.29%) ITIL
4 1 (14.29%) Migration
4 1 (14.29%) Cocoa
4 1 (14.29%) Objective-C
4 1 (14.29%) Pair Programming
4 1 (14.29%) ION Trading
4 1 (14.29%) Spring
4 1 (14.29%) Degree
4 1 (14.29%) Animation
4 1 (14.29%) Computer Science
4 1 (14.29%) Velocity
4 1 (14.29%) Drupal
4 1 (14.29%) Unit Testing
4 1 (14.29%) Multithreading
4 1 (14.29%) Kanban
4 1 (14.29%) Core Animation
4 1 (14.29%) Apple
4 1 (14.29%) Apple iOS

TDD
Top Related IT Skills in Crawley by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (14.29%) Drupal
Cloud Services
1 3 (42.86%) Google Play
Development Applications
1 1 (14.29%) Mockito
Job Titles
1 5 (71.43%) Developer
2 4 (57.14%) Agile Developer
3 3 (42.86%) Android Developer
3 3 (42.86%) Applications Developer
4 1 (14.29%) Agile Java Developer
4 1 (14.29%) C++ Software Engineer
4 1 (14.29%) iOS Developer
4 1 (14.29%) Java Developer
4 1 (14.29%) Linux Engineer
4 1 (14.29%) Senior Agile Developer
4 1 (14.29%) Senior Agile Java Developer
4 1 (14.29%) Senior C++ Software Engineer
4 1 (14.29%) Senior Developer
4 1 (14.29%) Senior Java Developer
4 1 (14.29%) Senior Linux Engineer
4 1 (14.29%) Senior Software Engineer
4 1 (14.29%) Software Engineer
Libraries, Frameworks & Software Standards
1 3 (42.86%) Android SDK
2 1 (14.29%) Cocoa
2 1 (14.29%) Cocoa Touch
2 1 (14.29%) Core Animation
2 1 (14.29%) Core Data
2 1 (14.29%) Spring
2 1 (14.29%) Velocity
Miscellaneous
1 1 (14.29%) Animation
1 1 (14.29%) Computer Science
1 1 (14.29%) Embedded Systems
1 1 (14.29%) Mobile App
Operating Systems
1 3 (42.86%) Android
2 2 (28.57%) Linux
3 1 (14.29%) Apple iOS
Processes & Methodologies
1 6 (85.71%) Agile Software Development
1 6 (85.71%) BDD
2 3 (42.86%) Android Development
2 3 (42.86%) E-Commerce
2 3 (42.86%) Scrum
3 2 (28.57%) Software Engineering
4 1 (14.29%) Continuous Delivery
4 1 (14.29%) iOS Development
4 1 (14.29%) ITIL
4 1 (14.29%) Kanban
4 1 (14.29%) Migration
4 1 (14.29%) Mobile Development
4 1 (14.29%) Multithreading
4 1 (14.29%) OO
4 1 (14.29%) Pair Programming
4 1 (14.29%) Unit Testing
Programming Languages
1 2 (28.57%) Java
2 1 (14.29%) C++
2 1 (14.29%) Objective-C
Qualifications
1 1 (14.29%) Degree
Vendors
1 1 (14.29%) Apple
1 1 (14.29%) hybris
1 1 (14.29%) ION Trading