The table below looks at the statistics for TDD skills in IT contracts advertised for the Gatwick region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 27 May 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
27 May 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 14 - -
Rank change year-on-year
- 0
Contract jobs citing TDD 2 0 0
As % of all contract IT jobs located in Gatwick 3.17% - -
As % of the Processes & Methodologies category 3.28% - -
Number of daily rates quoted 1 0 0
Median daily rate £365 - -
UK excluding London median daily rate £413 £375 £375
% change year-on-year
+10.00% -
Number of hourly rates quoted 1 0 0
Median hourly rate £42.50 - -
UK excluding London median hourly rate £42.40 £42.50 £52.25
% change year-on-year
-0.24% -18.66%
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 Gatwick region.

Processes & Methodologies Category
Gatwick
Contract IT job ads with a match in the
Processes & Methodologies category
61 74 17
As % of all contract IT jobs located in Gatwick 96.83% 94.87% 77.27%
Number of daily rates quoted 49 53 7
Median daily rate £400 £343 £225
Median daily rate % change year-on-year
+16.78% +52.22%
90% offered a daily rate of more than £335 £300 £200
10% offered a daily rate of more than £500 £510 £385
UK excluding London median daily rate £400 £385 £375
% change year-on-year
+3.89% +2.66%
Number of hourly rates quoted 5 1 3
Median hourly rate £44.00 £45.00 £17.00
Median hourly rate % change year-on-year
-2.22% +164.70%
90% offered a hourly rate of more than £42.50 £45.00 £16.60
10% offered a hourly rate of more than £52.40 £45.00 £43.40
UK excluding London median hourly rate £33.00 £30.00 £30.00
% change year-on-year
+10.00% -

TDD
Jobs Demand Trend in Gatwick

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

TDD Jobs Demand Trend in Gatwick

TDD
Daily Rate Trend in Gatwick

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

TDD Daily Rate Trend in Gatwick

TDD
Hourly Rate Trend in Gatwick

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

TDD Hourly Rate Trend in Gatwick

TDD
Top 30 Related IT Skills in Gatwick

For the 6 months to 27 May 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 Gatwick region with a requirement for TDD.

1 4 (100.00%) Agile Software Development
2 3 (75.00%) Software Engineering
2 3 (75.00%) BDD
3 2 (50.00%) Scrum
3 2 (50.00%) Linux
3 2 (50.00%) Mobile App
4 1 (25.00%) Android SDK
4 1 (25.00%) Android Development
4 1 (25.00%) iOS Development
4 1 (25.00%) VectorCAST
4 1 (25.00%) User Experience
4 1 (25.00%) Mobile Development
4 1 (25.00%) ANSI C
4 1 (25.00%) SOLID
4 1 (25.00%) Cross-Platform Development
4 1 (25.00%) Change Management
4 1 (25.00%) C
4 1 (25.00%) C++
4 1 (25.00%) UML
4 1 (25.00%) Broadband
4 1 (25.00%) Ethernet
4 1 (25.00%) Embedded C
4 1 (25.00%) Apple
4 1 (25.00%) Cocoa
4 1 (25.00%) Objective-C
4 1 (25.00%) ION Trading
4 1 (25.00%) Subversion
4 1 (25.00%) Automated Testing
4 1 (25.00%) DO-178B
4 1 (25.00%) Rational DOORS

TDD
Top Related IT Skills in Gatwick 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:

Communications & Networking
1 1 (25.00%) Broadband
1 1 (25.00%) Ethernet
1 1 (25.00%) LTE
Development Applications
1 1 (25.00%) Hudson
1 1 (25.00%) JIRA
1 1 (25.00%) Rational DOORS
1 1 (25.00%) Subversion
1 1 (25.00%) VectorCAST
General
1 1 (25.00%) Avionics
Job Titles
1 2 (50.00%) Developer
1 2 (50.00%) Software Engineer
2 1 (25.00%) Android Developer
2 1 (25.00%) C++ Software Engineer
2 1 (25.00%) iOS Developer
Libraries, Frameworks & Software Standards
1 1 (25.00%) Android SDK
1 1 (25.00%) Cocoa
1 1 (25.00%) Cocoa Touch
1 1 (25.00%) Core Animation
Miscellaneous
1 2 (50.00%) Mobile App
2 1 (25.00%) Animation
2 1 (25.00%) Embedded Systems
2 1 (25.00%) User Experience
Operating Systems
1 2 (50.00%) Linux
2 1 (25.00%) Android
2 1 (25.00%) Apple iOS
Processes & Methodologies
1 4 (100.00%) Agile Software Development
2 3 (75.00%) BDD
2 3 (75.00%) Software Engineering
3 2 (50.00%) Scrum
4 1 (25.00%) Android Development
4 1 (25.00%) Automated Testing
4 1 (25.00%) Change Management
4 1 (25.00%) Continuous Integration
4 1 (25.00%) Cross-Platform Development
4 1 (25.00%) iOS Development
4 1 (25.00%) Mobile Development
4 1 (25.00%) Multithreading
4 1 (25.00%) SOLID
4 1 (25.00%) Systems Analysis
4 1 (25.00%) UML
Programming Languages
1 1 (25.00%) ANSI C
1 1 (25.00%) C
1 1 (25.00%) C++
1 1 (25.00%) Embedded C
1 1 (25.00%) Objective-C
Quality Assurance & Compliance
1 1 (25.00%) DO-178B
Vendors
1 1 (25.00%) Apple
1 1 (25.00%) ION Trading