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 1 October 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
1 Oct 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 24 29 30
Rank change year-on-year
+5 +1
Contract jobs citing TDD 4 8 1
As % of all contract IT jobs located in Liverpool 1.86% 2.64% 0.51%
As % of the Processes & Methodologies category 2.45% 3.38% 0.67%
Number of daily rates quoted 4 3 0
Median daily rate £460 £350 -
Median daily rate % change year-on-year
+31.42% -
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 0 1
Median hourly rate - - £30.00
UK excluding London median hourly rate £41.25 £37.45 £35.00
% change year-on-year
+10.14% +7.00%
TDD
Merseyside

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
163 237 149
As % of all contract IT jobs located in Liverpool 75.81% 78.22% 75.25%
Number of daily rates quoted 103 139 94
Median daily rate £386 £350 £350
Median daily rate % change year-on-year
+10.35% -
90% offered a daily rate of more than £300 £175 £260
10% offered a daily rate of more than £520 £475 £475
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 2 4 4
Median hourly rate £22.85 £30.19 £26.50
Median hourly rate % change year-on-year
-24.32% +13.92%
UK excluding London median hourly rate £32.50 £34.00 £26.00
% change year-on-year
-4.41% +30.76%

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 1 October 2016.

TDD Daily Rate Histogram in Liverpool

TDD
Top 30 Related IT Skills in Liverpool

For the 6 months to 1 October 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 Liverpool region with a requirement for TDD.

1 6 (54.55%) CSS
1 6 (54.55%) JavaScript
2 5 (45.45%) HTML
2 5 (45.45%) .NET
2 5 (45.45%) SQL Server
2 5 (45.45%) MVC
3 4 (36.36%) Agile Software Development
3 4 (36.36%) Web Development
3 4 (36.36%) WCF
3 4 (36.36%) BDD
3 4 (36.36%) C#
4 3 (27.27%) Front End Development
4 3 (27.27%) Photoshop
5 2 (18.18%) Scrum
5 2 (18.18%) Java
5 2 (18.18%) PHP
5 2 (18.18%) XML
5 2 (18.18%) Git (software)
5 2 (18.18%) Smarty
5 2 (18.18%) HTML5
5 2 (18.18%) Continuous Integration
5 2 (18.18%) Kanban
5 2 (18.18%) CSS3
5 2 (18.18%) User Experience
5 2 (18.18%) Adobe Creative Cloud
6 1 (9.09%) Resource Allocation
6 1 (9.09%) Continuous Deployment
6 1 (9.09%) GitLab
6 1 (9.09%) SDLC
6 1 (9.09%) Puppet

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:

Applications
1 3 (27.27%) Photoshop
2 1 (9.09%) Fireworks
Cloud Services
1 2 (18.18%) Adobe Creative Cloud
Communications & Networking
1 1 (9.09%) Internet
Database & Business Intelligence
1 5 (45.45%) SQL Server
2 1 (9.09%) Amazon DynamoDB
2 1 (9.09%) Apache Cassandra
2 1 (9.09%) DB2
2 1 (9.09%) MongoDB
2 1 (9.09%) NoSQL
2 1 (9.09%) SQL Server 2008
Development Applications
1 2 (18.18%) Git (software)
2 1 (9.09%) GitLab
2 1 (9.09%) Jenkins
2 1 (9.09%) Moq
2 1 (9.09%) NuGet
2 1 (9.09%) NUnit
2 1 (9.09%) Rhino Mocks
2 1 (9.09%) RSpec
2 1 (9.09%) Subversion
2 1 (9.09%) Vagrant
General
1 1 (9.09%) Finance
1 1 (9.09%) Music Industry
Job Titles
1 11 (100.00%) Developer
2 4 (36.36%) .NET Developer
2 4 (36.36%) ASP.NET MVC Developer
2 4 (36.36%) C# .NET Developer
2 4 (36.36%) C# Developer
3 3 (27.27%) Front End Developer (Client-Side Developer)
3 3 (27.27%) Front End Web Developer (Client-Side Developer)
3 3 (27.27%) Senior .NET Developer
3 3 (27.27%) Senior C# .NET Developer
3 3 (27.27%) Senior C# Developer
3 3 (27.27%) Senior Developer
3 3 (27.27%) Senior SQL Developer
3 3 (27.27%) Senior SQL Server Developer
3 3 (27.27%) SQL Developer
3 3 (27.27%) SQL Server Developer
3 3 (27.27%) Web Developer
4 2 (18.18%) HTML Developer
4 2 (18.18%) Java Developer
4 2 (18.18%) JavaScript Developer
4 2 (18.18%) PHP Developer
Libraries, Frameworks & Software Standards
1 6 (54.55%) CSS
2 5 (45.45%) .NET
2 5 (45.45%) HTML
3 4 (36.36%) WCF
4 2 (18.18%) CSS3
4 2 (18.18%) HTML5
4 2 (18.18%) Smarty
4 2 (18.18%) XML
5 1 (9.09%) Ajax
5 1 (9.09%) AngularJS
5 1 (9.09%) ASP.NET
5 1 (9.09%) ASP.NET MVC
5 1 (9.09%) ASP.NET MVC 3
5 1 (9.09%) FIX Protocol
5 1 (9.09%) JSON
5 1 (9.09%) NHibernate
5 1 (9.09%) Ruby on Rails
5 1 (9.09%) SOAP
5 1 (9.09%) Spring
5 1 (9.09%) XML Messaging
Miscellaneous
1 2 (18.18%) User Experience
2 1 (9.09%) Blog
2 1 (9.09%) Client/Server
2 1 (9.09%) Digital Media
Operating Systems
1 1 (9.09%) Unix
Processes & Methodologies
1 5 (45.45%) MVC
2 4 (36.36%) Agile Software Development
2 4 (36.36%) BDD
2 4 (36.36%) Web Development
3 3 (27.27%) Front End Development
4 2 (18.18%) Continuous Integration
4 2 (18.18%) Kanban
4 2 (18.18%) Scrum
5 1 (9.09%) Continuous Deployment
5 1 (9.09%) DevOps
5 1 (9.09%) OO
5 1 (9.09%) OOP
5 1 (9.09%) Release Management
5 1 (9.09%) Resource Allocation
5 1 (9.09%) SDLC
5 1 (9.09%) Web Application Development
Programming Languages
1 6 (54.55%) JavaScript
2 4 (36.36%) C#
3 2 (18.18%) Java
3 2 (18.18%) PHP
4 1 (9.09%) Python
4 1 (9.09%) Ruby
Qualifications
1 1 (9.09%) MCAD
1 1 (9.09%) MCP
1 1 (9.09%) MCSD
1 1 (9.09%) MCTS
1 1 (9.09%) Microsoft Certification
Systems Management
1 1 (9.09%) Capistrano
1 1 (9.09%) Puppet
Vendors
1 1 (9.09%) Oracle
1 1 (9.09%) Perforce
1 1 (9.09%) Sitecore
1 1 (9.09%) Sybase