The table below looks at the statistics for TDD skills in IT contracts advertised for the Kent region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 26 June 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
26 Jun 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 23 17 11
Rank change year-on-year
-6 -6
Contract jobs citing TDD 18 34 35
As % of all contract IT jobs located in Kent 5.56% 12.41% 14.77%
As % of the Processes & Methodologies category 7.44% 16.11% 18.82%
Number of daily rates quoted 17 28 13
Median daily rate £750 £338 £425
Median daily rate % change year-on-year
+122.22% -20.58%
UK excluding London median daily rate £413 £375 £375
% change year-on-year
+10.00% -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £43.75 £59.50
% change year-on-year
-8.57% -26.47%
TDD
South East

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

Processes & Methodologies Category
Kent
Contract IT job ads with a match in the
Processes & Methodologies category
242 211 186
As % of all contract IT jobs located in Kent 74.69% 77.01% 78.48%
Number of daily rates quoted 163 119 107
Median daily rate £450 £350 £350
Median daily rate % change year-on-year
+28.57% -
90% offered a daily rate of more than £230 £275 £225
10% offered a daily rate of more than £750 £519 £553
UK excluding London median daily rate £400 £380 £375
% change year-on-year
+5.26% +1.33%
Number of hourly rates quoted 4 4 4
Median hourly rate £20.83 £11.50 £17.50
Median hourly rate % change year-on-year
+81.13% -34.28%
90% offered a hourly rate of more than £14.00 £11.50 £17.00
10% offered a hourly rate of more than £68.20 £37.75 £44.05
UK excluding London median hourly rate £28.50 £30.00 £30.00
% change year-on-year
-5.00% -

TDD
Jobs Demand Trend in Kent

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

TDD Jobs Demand Trend in Kent

TDD
Daily Rate Trend in Kent

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

TDD Daily Rate Trend in Kent

TDD
Daily Rate Histogram in Kent

This chart provides a histogram of daily rates quoted in contract IT jobs citing TDD across the Kent region over the 3 months to 26 June 2016.

TDD Daily Rate Histogram in Kent

TDD
Contract Job Locations in Kent

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Kent region over the 3 months to 26 June 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
Tonbridge 0 4 £750 +122.22%
TDD
South East

TDD
Top 30 Related IT Skills in Kent

For the 6 months to 26 June 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 Kent region with a requirement for TDD.

1 51 (69.86%) Software Engineering
2 38 (52.05%) MVC
2 38 (52.05%) C#
2 38 (52.05%) .NET
3 37 (50.68%) HTML
3 37 (50.68%) JavaScript
3 37 (50.68%) CSS
3 37 (50.68%) HTML5
3 37 (50.68%) CSS3
4 36 (49.32%) jQuery
4 36 (49.32%) ASP.NET MVC
4 36 (49.32%) ASP.NET
5 35 (47.95%) Java
6 32 (43.84%) ASP.NET Web API
6 32 (43.84%) Agile Software Development
7 29 (39.73%) PaaS
7 29 (39.73%) Cloud Foundry
8 28 (38.36%) Continuous Delivery
8 28 (38.36%) DevOps
8 28 (38.36%) Ruby
9 27 (36.99%) Amazon AWS
10 26 (35.62%) Microsoft Azure
10 26 (35.62%) RabbitMQ
11 24 (32.88%) Heroku
11 24 (32.88%) OpenStack
11 24 (32.88%) Go
12 23 (31.51%) Apache Cassandra
13 22 (30.14%) vSphere
14 21 (28.77%) Web Services
14 21 (28.77%) Finance

TDD
Top Related IT Skills in Kent 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 29 (39.73%) Cloud Foundry
2 24 (32.88%) OpenStack
3 3 (4.11%) Elasticsearch
Cloud Services
1 29 (39.73%) PaaS
2 27 (36.99%) Amazon AWS
3 26 (35.62%) Microsoft Azure
4 24 (32.88%) Heroku
5 6 (8.22%) AWS Elastic Beanstalk
6 1 (1.37%) SaaS
Communications & Networking
1 6 (8.22%) AMQP
2 1 (1.37%) Internet
Database & Business Intelligence
1 23 (31.51%) Apache Cassandra
2 20 (27.40%) Redis
3 6 (8.22%) NoSQL
4 3 (4.11%) Hadoop
5 2 (2.74%) SQL Server
6 1 (1.37%) Neo4j
6 1 (1.37%) SQL Server 2000
6 1 (1.37%) SQL Server 2005
6 1 (1.37%) SQL Server 2008
6 1 (1.37%) SQL Server 2012
Development Applications
1 16 (21.92%) Octopus Deploy
2 7 (9.59%) Atlassian Bamboo
2 7 (9.59%) Jenkins
3 1 (1.37%) JIRA
3 1 (1.37%) Moq
3 1 (1.37%) MSTest
3 1 (1.37%) NUnit
3 1 (1.37%) ReSharper
3 1 (1.37%) Rhino Mocks
3 1 (1.37%) SpecFlow
3 1 (1.37%) Subversion
3 1 (1.37%) Team Foundation Server
3 1 (1.37%) WatiN
3 1 (1.37%) Xcode
General
1 21 (28.77%) Finance
2 5 (6.85%) Banking
3 3 (4.11%) Games
4 1 (1.37%) Financial Institution
4 1 (1.37%) Investment Banking
Job Titles
1 55 (75.34%) Developer
2 37 (50.68%) .NET Developer
3 36 (49.32%) C# Developer
4 35 (47.95%) ASP.NET MVC Developer
4 35 (47.95%) C# .NET Developer
5 27 (36.99%) JavaScript Developer
6 19 (26.03%) Software Engineer
7 18 (24.66%) Senior Developer
8 16 (21.92%) DevOps Engineer
8 16 (21.92%) Java Engineer
8 16 (21.92%) Senior .NET Developer
8 16 (21.92%) Senior C# .NET Developer
8 16 (21.92%) Senior C# Developer
9 14 (19.18%) .NET Web Developer
9 14 (19.18%) C# Web Developer
9 14 (19.18%) Java Developer
9 14 (19.18%) Senior JavaScript Developer
9 14 (19.18%) Web Developer
10 13 (17.81%) HTML Developer
10 13 (17.81%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 38 (52.05%) .NET
2 37 (50.68%) CSS
2 37 (50.68%) CSS3
2 37 (50.68%) HTML
2 37 (50.68%) HTML5
3 36 (49.32%) ASP.NET
3 36 (49.32%) ASP.NET MVC
3 36 (49.32%) jQuery
4 32 (43.84%) ASP.NET Web API
5 26 (35.62%) RabbitMQ
6 21 (28.77%) AngularJS
6 21 (28.77%) Web Services
7 18 (24.66%) .NET Framework
7 18 (24.66%) ASP.NET MVC 4
7 18 (24.66%) Entity Framework
8 16 (21.92%) KnockoutJS
8 16 (21.92%) SignalR
9 6 (8.22%) JMS
9 6 (8.22%) Ruby on Rails
9 6 (8.22%) Spring
Miscellaneous
1 5 (6.85%) Cloud Native
2 1 (1.37%) Data Centre
Operating Systems
1 1 (1.37%) Android
1 1 (1.37%) Apple iOS
1 1 (1.37%) Windows
1 1 (1.37%) Windows Server
Processes & Methodologies
1 51 (69.86%) Software Engineering
2 38 (52.05%) MVC
3 32 (43.84%) Agile Software Development
4 28 (38.36%) Continuous Delivery
4 28 (38.36%) DevOps
5 19 (26.03%) SDLC
6 18 (24.66%) E-Commerce
6 18 (24.66%) Waterfall
6 18 (24.66%) Web Development
7 17 (23.29%) BDD
8 16 (21.92%) SOLID
9 9 (12.33%) SOA
10 6 (8.22%) Microservices
10 6 (8.22%) Pair Programming
11 5 (6.85%) High Availability
12 4 (5.48%) Investment Management
13 3 (4.11%) Asset Management
13 3 (4.11%) Extreme Programming
13 3 (4.11%) Web Application Development
14 2 (2.74%) Scrum
Programming Languages
1 38 (52.05%) C#
2 37 (50.68%) JavaScript
3 35 (47.95%) Java
4 28 (38.36%) Ruby
5 24 (32.88%) Go
6 20 (27.40%) Bash Shell
6 20 (27.40%) SQL
7 1 (1.37%) T-SQL
Quality Assurance & Compliance
1 1 (1.37%) QA
System Software
1 22 (30.14%) vSphere
2 12 (16.44%) Docker
3 1 (1.37%) vCloud
Systems Management
1 9 (12.33%) Kubernetes
2 1 (1.37%) Puppet
Vendors
1 17 (23.29%) Microsoft
2 1 (1.37%) Foundry