The table below looks at the statistics for TDD skills in IT contracts advertised for the North West region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 29 July 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
29 Jul 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 27 44 43
Rank change year-on-year
+17 -1
Contract jobs citing TDD 202 137 113
As % of all contract IT jobs located in the North West 5.53% 3.54% 3.72%
As % of the Processes & Methodologies category 6.80% 4.53% 4.99%
Number of daily rates quoted 148 73 72
Median daily rate £425 £375 £345
Median daily rate % change year-on-year
+13.33% +8.69%
90% offered a daily rate of more than £313 £300 £311
10% offered a daily rate of more than £525 £500 £506
UK excluding London median daily rate £425 £375 £375
% change year-on-year
+13.33% -
Number of hourly rates quoted 0 0 1
Median hourly rate - - £30.00
UK excluding London median hourly rate £40.00 £40.00 £59.50
% change year-on-year
- -32.77%
TDD
England

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

Processes & Methodologies Category
North West
Contract IT job ads with a match in the
Processes & Methodologies category
2972 3025 2266
As % of all contract IT jobs located in the North West 81.42% 78.21% 74.54%
Number of daily rates quoted 1852 1800 1222
Median daily rate £410 £400 £375
Median daily rate % change year-on-year
+2.50% +6.66%
90% offered a daily rate of more than £281 £275 £260
10% offered a daily rate of more than £525 £575 £525
UK excluding London median daily rate £400 £388 £375
% change year-on-year
+3.22% +3.33%
Number of hourly rates quoted 94 125 101
Median hourly rate £23.50 £40.00 £28.75
Median hourly rate % change year-on-year
-41.25% +39.13%
90% offered a hourly rate of more than £12.58 £14.85 £13.00
10% offered a hourly rate of more than £59.31 £58.28 £46.27
UK excluding London median hourly rate £30.00 £30.00 £27.00
% change year-on-year
- +11.11%

TDD
Jobs Demand Trend in the North West

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

TDD Jobs Demand Trend in the North West

TDD
Daily Rate Trend in the North West

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

TDD Daily Rate Trend in the North West

TDD
Daily Rate Histogram in the North West

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the North West region over the 3 months to 29 July 2016.

TDD Daily Rate Histogram in the North West

TDD
Hourly Rate Trend in the North West

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

TDD Hourly Rate Trend in the North West

TDD
Contract Job Locations in the North West

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the North West region over the 3 months to 29 July 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Manchester +6 106 £426 +13.66% 62
Cheshire +28 74 £400 +9.58% 17
Lancashire -2 7 £413 -2.94% 5
Merseyside -8 3 £525 +59.09% 5
TDD
England

TDD
Top 30 Related IT Skills in the North West

For the 6 months to 29 July 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 North West region with a requirement for TDD.

1 373 (83.82%) Agile Software Development
2 263 (59.10%) Java
3 179 (40.22%) JavaScript
4 173 (38.88%) BDD
5 132 (29.66%) Continuous Integration
6 125 (28.09%) CSS
7 118 (26.52%) Scrum
8 113 (25.39%) HTML
9 104 (23.37%) Software Engineering
10 98 (22.02%) Spring
10 98 (22.02%) .NET
11 92 (20.67%) SQL
12 90 (20.22%) Web Services
13 80 (17.98%) HTML5
14 76 (17.08%) AngularJS
15 75 (16.85%) Finance
16 72 (16.18%) XML
17 70 (15.73%) C#
17 70 (15.73%) Git (software)
18 69 (15.51%) Jenkins
19 65 (14.61%) MVC
20 63 (14.16%) Pair Programming
21 58 (13.03%) RESTful
22 57 (12.81%) CSS3
23 56 (12.58%) OO
24 55 (12.36%) SQL Server
24 55 (12.36%) Web Development
25 50 (11.24%) Selenium
25 50 (11.24%) Team Foundation Server
25 50 (11.24%) Oracle

TDD
Top Related IT Skills in the North West 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 21 (4.72%) WebSphere
2 20 (4.49%) Tomcat
3 11 (2.47%) CMS
4 9 (2.02%) WebSphere Application Server
5 6 (1.35%) JBoss
6 5 (1.12%) Adobe Experience Manager
6 5 (1.12%) Apache
6 5 (1.12%) CICS
6 5 (1.12%) Confluence
6 5 (1.12%) Drupal
6 5 (1.12%) WebLogic
7 4 (0.90%) IBM HTTP Server
7 4 (0.90%) Oracle HTTP Server
8 3 (0.67%) ArcGIS
8 3 (0.67%) GeoServer
8 3 (0.67%) Jetty
8 3 (0.67%) Mule
9 2 (0.45%) Commerce Server
9 2 (0.45%) nginx
9 2 (0.45%) SharePoint
Applications
1 33 (7.42%) MS Excel
2 4 (0.90%) Photoshop
3 1 (0.22%) Fireworks
Business Applications
1 3 (0.67%) Payment Gateway
2 2 (0.45%) Dynamics CRM
Cloud Services
1 26 (5.84%) GitHub
2 14 (3.15%) Amazon AWS
3 4 (0.90%) Google Play
4 3 (0.67%) Microsoft Azure
5 2 (0.45%) Adobe Creative Cloud
5 2 (0.45%) Amazon ElastiCache
6 1 (0.22%) Trello
Communications & Networking
1 16 (3.60%) HTTP
2 13 (2.92%) Internet
2 13 (2.92%) Network Security
3 5 (1.12%) HTTPS
3 5 (1.12%) SSL
4 1 (0.22%) AMQP
4 1 (0.22%) DVB
4 1 (0.22%) Skype
4 1 (0.22%) SMTP
4 1 (0.22%) TCP/IP
Database & Business Intelligence
1 55 (12.36%) SQL Server
2 24 (5.39%) MongoDB
3 20 (4.49%) NoSQL
4 19 (4.27%) Oracle Database
5 14 (3.15%) Relational Database
6 13 (2.92%) MySQL
7 11 (2.47%) PostgreSQL
8 8 (1.80%) Oracle Database 10g
9 7 (1.57%) SQL Server 2012
9 7 (1.57%) SQL Server Reporting Services
10 6 (1.35%) DB2
10 6 (1.35%) Redis
10 6 (1.35%) SQL Server Analysis Services
10 6 (1.35%) SQL Server Integration Services
11 5 (1.12%) Oracle Database 11g
11 5 (1.12%) Oracle Database 12c
11 5 (1.12%) RDBMS
11 5 (1.12%) SQL Server 2014
12 3 (0.67%) Apache Cassandra
12 3 (0.67%) Hazelcast
Development Applications
1 70 (15.73%) Git (software)
2 69 (15.51%) Jenkins
3 50 (11.24%) Selenium
3 50 (11.24%) Team Foundation Server
4 46 (10.34%) JIRA
5 42 (9.44%) JUnit
6 33 (7.42%) Cucumber
7 30 (6.74%) Subversion
8 29 (6.52%) Maven
9 26 (5.84%) SpecFlow
10 24 (5.39%) TestComplete
11 20 (4.49%) Grunt
12 18 (4.04%) Mercurial
13 16 (3.60%) Jasmine
14 14 (3.15%) WebDriver
15 12 (2.70%) gulp
15 12 (2.70%) Mockito
16 11 (2.47%) Gradle
17 10 (2.25%) Mocha
17 10 (2.25%) TeamCity
General
1 75 (16.85%) Finance
2 33 (7.42%) Banking
3 11 (2.47%) Retail
4 10 (2.25%) Pharmaceutical
5 9 (2.02%) Local Government
6 7 (1.57%) Games
7 6 (1.35%) Retail Banking
8 5 (1.12%) Publishing
9 4 (0.90%) Law
10 3 (0.67%) Marketing
11 2 (0.45%) Legal
11 2 (0.45%) Music Industry
12 1 (0.22%) Electronics
12 1 (0.22%) Financial Institution
12 1 (0.22%) Investment Banking
12 1 (0.22%) Swedish Language
Job Titles
1 318 (71.46%) Developer
2 150 (33.71%) Java Developer
3 63 (14.16%) Senior Developer
4 51 (11.46%) Agile Developer
5 44 (9.89%) JavaScript Developer
6 43 (9.66%) .NET Developer
7 41 (9.21%) Agile Java Developer
8 40 (8.99%) Senior Java Developer
9 32 (7.19%) Software Engineer
10 28 (6.29%) SQL Developer
11 27 (6.07%) Scala Developer
12 25 (5.62%) Angular Developer
12 25 (5.62%) C# Developer
13 23 (5.17%) Consultant
13 23 (5.17%) HTML Developer
13 23 (5.17%) Java Scala Developer
14 22 (4.94%) Web Developer
15 21 (4.72%) Analyst
16 20 (4.49%) ASP.NET MVC Developer
16 20 (4.49%) C# .NET Developer
Libraries, Frameworks & Software Standards
1 125 (28.09%) CSS
2 113 (25.39%) HTML
3 98 (22.02%) .NET
3 98 (22.02%) Spring
4 90 (20.22%) Web Services
5 80 (17.98%) HTML5
6 76 (17.08%) AngularJS
7 72 (16.18%) XML
8 58 (13.03%) RESTful
9 57 (12.81%) CSS3
10 48 (10.79%) J2EE
11 47 (10.56%) Hibernate
11 47 (10.56%) jQuery
12 42 (9.44%) REST
13 33 (7.42%) Node.js
14 31 (6.97%) ASP.NET
15 28 (6.29%) JSON
16 27 (6.07%) ASP.NET MVC
17 26 (5.84%) JSP
18 23 (5.17%) SOAP
Miscellaneous
1 33 (7.42%) Analytical Skills
2 30 (6.74%) Enterprise Software
3 28 (6.29%) User Experience
4 16 (3.60%) Mobile App
5 13 (2.92%) Digital Media
6 12 (2.70%) Computer Science
7 10 (2.25%) Algorithms
8 9 (2.02%) Online Banking
9 8 (1.80%) N-Tier
10 7 (1.57%) Wiki
11 5 (1.12%) Cyberthreat
11 5 (1.12%) IBM Mainframe
11 5 (1.12%) Inversion of Control
11 5 (1.12%) iPad
11 5 (1.12%) Mainframe
11 5 (1.12%) MHEG
11 5 (1.12%) PMI
11 5 (1.12%) Replication
12 4 (0.90%) Animation
12 4 (0.90%) Management Information System
Operating Systems
1 39 (8.76%) Windows
2 21 (4.72%) Android
3 20 (4.49%) Linux
4 18 (4.04%) Apple iOS
5 4 (0.90%) Unix
6 3 (0.67%) Windows Mobile
7 2 (0.45%) Windows NT
7 2 (0.45%) Windows Server
8 1 (0.22%) CentOS
8 1 (0.22%) Mac OS
8 1 (0.22%) Mac OS X
8 1 (0.22%) Oracle Linux
8 1 (0.22%) Red Hat Enterprise Linux
8 1 (0.22%) Windows Phone
Processes & Methodologies
1 373 (83.82%) Agile Software Development
2 173 (38.88%) BDD
3 132 (29.66%) Continuous Integration
4 118 (26.52%) Scrum
5 104 (23.37%) Software Engineering
6 65 (14.61%) MVC
7 63 (14.16%) Pair Programming
8 56 (12.58%) OO
9 55 (12.36%) Web Development
10 46 (10.34%) Test Automation
10 46 (10.34%) Unit Testing
11 44 (9.89%) DevOps
11 44 (9.89%) OOP
12 40 (8.99%) Kanban
13 39 (8.76%) Open Source
14 38 (8.54%) E-Commerce
15 34 (7.64%) Waterfall
16 33 (7.42%) SDLC
17 32 (7.19%) Code Coverage
18 28 (6.29%) Microservices
Programming Languages
1 263 (59.10%) Java
2 179 (40.22%) JavaScript
3 92 (20.67%) SQL
4 70 (15.73%) C#
5 45 (10.11%) Scala
6 44 (9.89%) Ruby
7 40 (8.99%) PHP
8 31 (6.97%) PL/SQL
9 28 (6.29%) Python
10 18 (4.04%) Groovy
11 17 (3.82%) C++
11 17 (3.82%) Clojure
12 16 (3.60%) T-SQL
13 12 (2.70%) Objective-C
14 9 (2.02%) Go
15 6 (1.35%) PowerShell
15 6 (1.35%) Shell Script
15 6 (1.35%) TypeScript
16 5 (1.12%) Assembly Language
16 5 (1.12%) Bash Shell
Qualifications
1 43 (9.66%) Degree
2 24 (5.39%) Security Cleared
3 9 (2.02%) DV Cleared
4 8 (1.80%) CCEA
4 8 (1.80%) Citrix Certification
5 6 (1.35%) BPSS Clearance
6 5 (1.12%) PMI Certification
7 3 (0.67%) ISEB
7 3 (0.67%) SC Cleared
7 3 (0.67%) Sun Certification
8 2 (0.45%) PhD
9 1 (0.22%) BC Cleared
9 1 (0.22%) ISTQB
Quality Assurance & Compliance
1 20 (4.49%) QA
2 8 (1.80%) Disclosure Scotland
3 1 (0.22%) SDET
3 1 (0.22%) SLA
System Software
1 17 (3.82%) Virtual Machines
2 11 (2.47%) Docker
3 1 (0.22%) Active Directory
3 1 (0.22%) Apache Flume
3 1 (0.22%) BitLocker
Systems Management
1 11 (2.47%) Puppet
2 6 (1.35%) Opscode Chef
3 5 (1.12%) yum
4 2 (0.45%) Capistrano
5 1 (0.22%) Ansible
5 1 (0.22%) HP Quality Center
5 1 (0.22%) HP SiteScope
5 1 (0.22%) Systems Management Server (SMS)
Vendors
1 50 (11.24%) Oracle
2 47 (10.56%) Microsoft
3 19 (4.27%) IBM
4 11 (2.47%) Google
4 11 (2.47%) HP
5 8 (1.80%) Citrix
6 6 (1.35%) Adobe
7 5 (1.12%) Chordiant
7 5 (1.12%) Perforce
8 4 (0.90%) Atlassian
8 4 (0.90%) Twitter
9 3 (0.67%) Apple
9 3 (0.67%) ESRI
9 3 (0.67%) OpenTV
9 3 (0.67%) Sun
10 2 (0.45%) Facebook
10 2 (0.45%) hybris
11 1 (0.22%) EPiServer
11 1 (0.22%) Rally
11 1 (0.22%) Sitecore
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