The table below looks at the statistics for TDD skills in IT contracts advertised for the Liverpool region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 22 February 2017 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
22 Feb 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
Merseyside / Liverpool
Rank 14 31 28
Rank change year-on-year
+17 -3
Contract jobs citing TDD 24 1 1
As % of all contract IT jobs located in Liverpool 9.96% 0.43% 0.47%
As % of the Processes & Methodologies category 11.88% 0.54% 0.61%
Number of daily rates quoted 19 1 0
Median daily rate £600 £350 -
Median daily rate % change year-on-year
+71.42% -
UK excluding London median daily rate £420 £400 £375
% change year-on-year
+5.00% +6.66%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £37.00 £40.00 £36.00
% change year-on-year
-7.50% +11.11%

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

Processes & Methodologies Category
Liverpool
Contract IT job ads with a match in the
Processes & Methodologies category
202 185 164
As % of all contract IT jobs located in Liverpool 83.82% 80.09% 77.36%
Number of daily rates quoted 129 130 86
Median daily rate £475 £425 £400
Median daily rate % change year-on-year
+11.76% +6.25%
90% offered a daily rate of more than £328 £300 £263
10% offered a daily rate of more than £600 £500 £675
UK excluding London median daily rate £410 £400 £400
% change year-on-year
+2.50% -
Number of hourly rates quoted 12 5 1
Median hourly rate £13.00 £40.00 £10.25
Median hourly rate % change year-on-year
-67.50% +290.24%
UK excluding London median hourly rate £35.00 £40.00 £27.50
% change year-on-year
-12.50% +45.45%

TDD
Jobs Demand Trend in Liverpool

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

TDD Jobs Demand Trend in Liverpool

TDD
Daily Rate Trend in Liverpool

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

TDD Daily Rate Trend in Liverpool

TDD
Daily Rate Histogram in Liverpool

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Liverpool region over the 3 months to 22 February 2017.

TDD Daily Rate Histogram in Liverpool

TDD
Top 30 Related IT Skills in Liverpool

For the 6 months to 22 February 2017, 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 Liverpool region with a requirement for TDD.

1 27 (93.10%) Agile Software Development
2 20 (68.97%) Java
3 15 (51.72%) Scrum
4 14 (48.28%) BDD
5 12 (41.38%) Oracle
6 11 (37.93%) JavaScript
6 11 (37.93%) Spring
6 11 (37.93%) Git (software)
6 11 (37.93%) DevOps
6 11 (37.93%) Microservices
6 11 (37.93%) API Design
7 10 (34.48%) HTML
7 10 (34.48%) .NET
7 10 (34.48%) CSS
7 10 (34.48%) Linux
8 9 (31.03%) Front End Development
8 9 (31.03%) RESTful
9 8 (27.59%) Continuous Integration
9 8 (27.59%) Kanban
9 8 (27.59%) Open Source
9 8 (27.59%) Jenkins
10 7 (24.14%) SQL
10 7 (24.14%) MySQL
10 7 (24.14%) Continuous Delivery
10 7 (24.14%) Spring Boot
10 7 (24.14%) MongoDB
10 7 (24.14%) NoSQL
11 6 (20.69%) Coaching
11 6 (20.69%) Configuration Management
11 6 (20.69%) VMware

TDD
Top Related IT Skills in Liverpool 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 2 (6.90%) Adobe Experience Manager
1 2 (6.90%) CMS
2 1 (3.45%) DNN
2 1 (3.45%) EPiServer
2 1 (3.45%) Immediacy CMS
2 1 (3.45%) Kentico
2 1 (3.45%) Sitecore CMS
2 1 (3.45%) Sitefinity
2 1 (3.45%) Umbraco
Cloud Services
1 1 (3.45%) Amazon AWS
Communications & Networking
1 1 (3.45%) Internet
Database & Business Intelligence
1 7 (24.14%) MongoDB
1 7 (24.14%) MySQL
1 7 (24.14%) NoSQL
2 3 (10.34%) SQL Server
3 1 (3.45%) DB2
3 1 (3.45%) SQL Server 2008
3 1 (3.45%) SQL Server 2014
Development Applications
1 11 (37.93%) Git (software)
2 8 (27.59%) Jenkins
3 2 (6.90%) Grunt
3 2 (6.90%) gulp
4 1 (3.45%) Moq
4 1 (3.45%) NuGet
4 1 (3.45%) NUnit
4 1 (3.45%) Rhino Mocks
4 1 (3.45%) Subversion
General
1 1 (3.45%) Banking
1 1 (3.45%) Finance
Job Titles
1 24 (82.76%) Developer
2 13 (44.83%) Java Developer
3 11 (37.93%) Agile Developer
3 11 (37.93%) Agile Java Developer
4 8 (27.59%) Senior Developer
4 8 (27.59%) Senior Java Developer
5 7 (24.14%) Senior Agile Developer
5 7 (24.14%) Senior Agile Java Developer
6 6 (20.69%) .NET Developer
6 6 (20.69%) Principal Developer
7 3 (10.34%) Agile .NET Developer
7 3 (10.34%) Java Engineer
7 3 (10.34%) Principal .NET Developer
7 3 (10.34%) Principal Java Developer
7 3 (10.34%) Senior Java Engineer
8 2 (6.90%) Agile Scrum Master
8 2 (6.90%) ASP.NET MVC Developer
8 2 (6.90%) C# .NET Developer
8 2 (6.90%) Scrum Master
8 2 (6.90%) Senior DevOps
Libraries, Frameworks & Software Standards
1 11 (37.93%) Spring
2 10 (34.48%) .NET
2 10 (34.48%) CSS
2 10 (34.48%) HTML
3 9 (31.03%) RESTful
4 7 (24.14%) Spring Boot
5 4 (13.79%) J2EE
6 3 (10.34%) .NET Framework
6 3 (10.34%) AngularJS
6 3 (10.34%) ASP.NET
6 3 (10.34%) ASP.NET MVC
6 3 (10.34%) HTML5
7 2 (6.90%) CSS3
7 2 (6.90%) jQuery
7 2 (6.90%) XML
8 1 (3.45%) FIX Protocol
8 1 (3.45%) JSON
8 1 (3.45%) NHibernate
8 1 (3.45%) SOAP
8 1 (3.45%) WCF
Miscellaneous
1 1 (3.45%) Blog
1 1 (3.45%) Client/Server
1 1 (3.45%) Digital Media
1 1 (3.45%) Fintech
1 1 (3.45%) Mobile App
1 1 (3.45%) Tandem
Operating Systems
1 10 (34.48%) Linux
2 4 (13.79%) Unix
Processes & Methodologies
1 27 (93.10%) Agile Software Development
2 15 (51.72%) Scrum
3 14 (48.28%) BDD
4 11 (37.93%) API Design
4 11 (37.93%) DevOps
4 11 (37.93%) Microservices
5 9 (31.03%) Front End Development
6 8 (27.59%) Continuous Integration
6 8 (27.59%) Kanban
6 8 (27.59%) Open Source
7 7 (24.14%) Continuous Delivery
8 6 (20.69%) Coaching
8 6 (20.69%) Configuration Management
9 5 (17.24%) OOD
9 5 (17.24%) Pair Programming
10 4 (13.79%) MVC
11 3 (10.34%) Mentoring
11 3 (10.34%) OO
12 2 (6.90%) Continuous Improvement
12 2 (6.90%) Web Application Development
Programming Languages
1 20 (68.97%) Java
2 11 (37.93%) JavaScript
3 7 (24.14%) SQL
4 3 (10.34%) C#
5 1 (3.45%) PHP
5 1 (3.45%) Python
Qualifications
1 1 (3.45%) MCAD
1 1 (3.45%) MCP
1 1 (3.45%) MCSD
1 1 (3.45%) MCTS
1 1 (3.45%) Microsoft Certification
System Software
1 3 (10.34%) VMware Infrastructure
Vendors
1 12 (41.38%) Oracle
2 6 (20.69%) VMware
3 2 (6.90%) Sitecore
4 1 (3.45%) Alterian
4 1 (3.45%) Microsoft
4 1 (3.45%) Perforce
4 1 (3.45%) Sybase
Liverpool, Merseyside
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