The table below looks at the statistics for TDD skills in IT contracts advertised for the Yorkshire 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 11 29 44
Rank change year-on-year
+18 +15
Contract jobs citing TDD 291 151 86
As % of all contract IT jobs located in Yorkshire 10.49% 5.10% 3.60%
As % of the Processes & Methodologies category 12.28% 6.17% 4.68%
Number of daily rates quoted 221 122 66
Median daily rate £425 £350 £328
Median daily rate % change year-on-year
+21.42% +6.87%
90% offered a daily rate of more than £338 £300 £280
10% offered a daily rate of more than £500 £450 £450
UK excluding London median daily rate £413 £375 £375
% change year-on-year
+10.00% -
Number of hourly rates quoted 0 0 1
Median hourly rate - - £40.00
UK excluding London median hourly rate £40.00 £43.75 £59.50
% change year-on-year
-8.57% -26.47%
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 Yorkshire region.

Processes & Methodologies Category
Yorkshire
Contract IT job ads with a match in the
Processes & Methodologies category
2370 2446 1839
As % of all contract IT jobs located in Yorkshire 85.47% 82.64% 76.91%
Number of daily rates quoted 1653 1715 1215
Median daily rate £425 £365 £350
Median daily rate % change year-on-year
+16.43% +4.28%
90% offered a daily rate of more than £313 £275 £225
10% offered a daily rate of more than £555 £500 £475
UK excluding London median daily rate £400 £380 £375
% change year-on-year
+5.26% +1.33%
Number of hourly rates quoted 32 55 56
Median hourly rate £15.50 £15.39 £15.50
Median hourly rate % change year-on-year
+0.71% -0.70%
90% offered a hourly rate of more than £10.84 £10.50 £10.00
10% offered a hourly rate of more than £23.50 £45.00 £45.00
UK excluding London median hourly rate £28.50 £30.00 £30.00
% change year-on-year
-5.00% -

TDD
Jobs Demand Trend in Yorkshire

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

TDD Jobs Demand Trend in Yorkshire

TDD
Daily Rate Trend in Yorkshire

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

TDD Daily Rate Trend in Yorkshire

TDD
Daily Rate Histogram in Yorkshire

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

TDD Daily Rate Histogram in Yorkshire

TDD
Hourly Rate Trend in Yorkshire

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

TDD Hourly Rate Trend in Yorkshire

TDD
Contract Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Yorkshire 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
West Yorkshire +19 265 £450 +33.82% 51
South Yorkshire +7 18 £388 +3.33% 9
North Yorkshire -3 1 £450 +12.50% 3
TDD
England

TDD
Top 30 Related IT Skills in Yorkshire

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 Yorkshire region with a requirement for TDD.

1 405 (83.68%) Agile Software Development
2 278 (57.44%) Java
3 175 (36.16%) JavaScript
4 170 (35.12%) BDD
5 161 (33.26%) Spring
6 148 (30.58%) Scrum
7 117 (24.17%) HTML
8 113 (23.35%) CSS
8 113 (23.35%) Continuous Integration
9 112 (23.14%) RESTful
10 96 (19.83%) Git (software)
11 95 (19.63%) Hibernate
12 91 (18.80%) AngularJS
13 82 (16.94%) Node.js
14 77 (15.91%) MongoDB
15 68 (14.05%) Linux
16 67 (13.84%) React
17 63 (13.02%) REST
17 63 (13.02%) Unit Testing
18 62 (12.81%) Software Engineering
19 60 (12.40%) OO
20 59 (12.19%) Pair Programming
21 58 (11.98%) Jenkins
22 57 (11.78%) Microservices
23 56 (11.57%) HTML5
23 56 (11.57%) Ruby
24 55 (11.36%) SQL Server
25 53 (10.95%) .NET
26 52 (10.74%) MVC
26 52 (10.74%) Open Source

TDD
Top Related IT Skills in Yorkshire 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 22 (4.55%) Tomcat
2 14 (2.89%) Apache
3 13 (2.69%) Elasticsearch
4 12 (2.48%) CMS
5 7 (1.45%) nginx
6 6 (1.24%) Apache Solr
6 6 (1.24%) Jetty
6 6 (1.24%) Sitecore CMS
7 4 (0.83%) Umbraco
8 3 (0.62%) OpenStack
9 2 (0.41%) Apache Spark
9 2 (0.41%) Confluence
9 2 (0.41%) Moodle
10 1 (0.21%) Exchange Server 2010
10 1 (0.21%) Exchange Server 2013
10 1 (0.21%) Kentico
10 1 (0.21%) Magnolia
10 1 (0.21%) Mule ESB
10 1 (0.21%) NServiceBus
10 1 (0.21%) Sitefinity
Applications
1 7 (1.45%) MS Excel
2 1 (0.21%) Fireworks
2 1 (0.21%) Photoshop
Business Applications
1 2 (0.41%) Payment Gateway
2 1 (0.21%) BigMachines
2 1 (0.21%) Dynamics CRM
2 1 (0.21%) Eloqua
Cloud Services
1 29 (5.99%) GitHub
2 9 (1.86%) Amazon AWS
2 9 (1.86%) Microsoft Azure
3 1 (0.21%) AWS CloudFormation
3 1 (0.21%) Cloud Computing
3 1 (0.21%) Google Apps
3 1 (0.21%) Office 365
3 1 (0.21%) SaaS
Communications & Networking
1 26 (5.37%) HTTP
2 8 (1.65%) DNS
3 5 (1.03%) Internet
4 4 (0.83%) Network Security
5 1 (0.21%) Wireshark
Database & Business Intelligence
1 77 (15.91%) MongoDB
2 55 (11.36%) SQL Server
3 45 (9.30%) NoSQL
4 30 (6.20%) MySQL
5 27 (5.58%) Relational Database
6 23 (4.75%) Apache Cassandra
7 20 (4.13%) CouchDB
8 10 (2.07%) Neo4j
9 9 (1.86%) PostgreSQL
10 8 (1.65%) Hazelcast
11 7 (1.45%) Redis
12 5 (1.03%) Oracle Database
12 5 (1.03%) RDBMS
13 4 (0.83%) SQL Server 2008
14 3 (0.62%) Big Data
14 3 (0.62%) SQL Server Integration Services
15 2 (0.41%) Riak
15 2 (0.41%) SQL Server 2012
15 2 (0.41%) SQL Server 2014
15 2 (0.41%) SQL Server Reporting Services
Development Applications
1 96 (19.83%) Git (software)
2 58 (11.98%) Jenkins
3 45 (9.30%) Maven
4 39 (8.06%) JUnit
4 39 (8.06%) Selenium
5 30 (6.20%) Mockito
6 29 (5.99%) JIRA
7 28 (5.79%) Jasmine
8 27 (5.58%) Cucumber
9 23 (4.75%) Subversion
10 18 (3.72%) Mercurial
11 13 (2.69%) WebDriver
12 12 (2.48%) Hamcrest
13 9 (1.86%) Gradle
13 9 (1.86%) Xcode
14 8 (1.65%) PHPUnit
15 6 (1.24%) Ant
15 6 (1.24%) git-flow
16 5 (1.03%) Babel
17 4 (0.83%) SoapUI
General
1 32 (6.61%) Retail
2 14 (2.89%) Finance
3 6 (1.24%) Games
3 6 (1.24%) Publishing
4 4 (0.83%) Online Betting
5 1 (0.21%) Advertising
5 1 (0.21%) Interactive Media
5 1 (0.21%) Telecoms
Job Titles
1 381 (78.72%) Developer
2 220 (45.45%) Java Developer
3 92 (19.01%) Senior Developer
4 77 (15.91%) Senior Java Developer
5 72 (14.88%) Agile Developer
6 64 (13.22%) Agile Java Developer
7 42 (8.68%) JavaScript Developer
8 31 (6.40%) .NET Developer
9 28 (5.79%) Node.js Developer
10 27 (5.58%) Senior Agile Developer
11 25 (5.17%) Ruby Developer
11 25 (5.17%) Senior Agile Java Developer
12 21 (4.34%) Scala Developer
13 20 (4.13%) iOS Developer
14 18 (3.72%) Java Engineer
15 17 (3.51%) Java Scala Developer
16 16 (3.31%) JavaScript Engineer
16 16 (3.31%) PHP Developer
17 15 (3.10%) Angular Developer
17 15 (3.10%) C# Developer
Libraries, Frameworks & Software Standards
1 161 (33.26%) Spring
2 117 (24.17%) HTML
3 113 (23.35%) CSS
4 112 (23.14%) RESTful
5 95 (19.63%) Hibernate
6 91 (18.80%) AngularJS
7 82 (16.94%) Node.js
8 67 (13.84%) React
9 63 (13.02%) REST
10 56 (11.57%) HTML5
11 53 (10.95%) .NET
12 51 (10.54%) Web Services
13 42 (8.68%) RabbitMQ
14 36 (7.44%) CSS3
14 36 (7.44%) Ember.js
15 33 (6.82%) XML
16 32 (6.61%) ASP.NET
16 32 (6.61%) JPA
17 28 (5.79%) JSON
17 28 (5.79%) Spring Boot
Miscellaneous
1 41 (8.47%) Analytical Skills
2 21 (4.34%) Enterprise Software
3 18 (3.72%) iPad
3 18 (3.72%) Mobile App
4 17 (3.51%) iPhone
5 15 (3.10%) Algorithms
5 15 (3.10%) Data Structures
6 13 (2.69%) User Experience
7 12 (2.48%) Animation
7 12 (2.48%) Cryptography
8 6 (1.24%) Digital Media
9 4 (0.83%) Computer Science
9 4 (0.83%) Wiki
10 3 (0.62%) RIA
10 3 (0.62%) Social Media
11 2 (0.41%) Blog
11 2 (0.41%) e-Learning
11 2 (0.41%) NHS
11 2 (0.41%) N-Tier
12 1 (0.21%) Foreign Exchange (FX)
Operating Systems
1 68 (14.05%) Linux
2 30 (6.20%) Unix
2 30 (6.20%) Windows
3 21 (4.34%) Apple iOS
3 21 (4.34%) Mac OS X
4 5 (1.03%) Android
4 5 (1.03%) Mac OS
5 1 (0.21%) Red Hat Enterprise Linux
5 1 (0.21%) Windows 7
5 1 (0.21%) Windows 8
5 1 (0.21%) Windows Server
5 1 (0.21%) Windows Server 2012
Processes & Methodologies
1 405 (83.68%) Agile Software Development
2 170 (35.12%) BDD
3 148 (30.58%) Scrum
4 113 (23.35%) Continuous Integration
5 63 (13.02%) Unit Testing
6 62 (12.81%) Software Engineering
7 60 (12.40%) OO
8 59 (12.19%) Pair Programming
9 57 (11.78%) Microservices
10 52 (10.74%) MVC
10 52 (10.74%) Open Source
11 49 (10.12%) Kanban
12 48 (9.92%) SOA
13 34 (7.02%) Automated Testing
14 33 (6.82%) Web Development
15 31 (6.40%) OOP
16 30 (6.20%) Coaching
16 30 (6.20%) DevOps
17 27 (5.58%) Mentoring
18 23 (4.75%) Regression Testing
Programming Languages
1 278 (57.44%) Java
2 175 (36.16%) JavaScript
3 56 (11.57%) Ruby
4 49 (10.12%) C#
5 47 (9.71%) SQL
6 45 (9.30%) Scala
7 26 (5.37%) ES6
7 26 (5.37%) PHP
8 23 (4.75%) Groovy
9 19 (3.93%) ECMAScript
9 19 (3.93%) Python
10 18 (3.72%) Clojure
11 15 (3.10%) T-SQL
12 9 (1.86%) Bash Shell
12 9 (1.86%) Objective-C
13 8 (1.65%) PHP 5
14 5 (1.03%) PL/SQL
15 3 (0.62%) PowerShell
16 2 (0.41%) Jython
16 2 (0.41%) Shell Script
Qualifications
1 8 (1.65%) Security Cleared
2 6 (1.24%) Degree
3 5 (1.03%) BPSS Clearance
4 3 (0.62%) ISTQB
5 2 (0.41%) ISEB
5 2 (0.41%) SC Cleared
6 1 (0.21%) BC Cleared
6 1 (0.21%) CITP
Quality Assurance & Compliance
1 10 (2.07%) QA
2 9 (1.86%) Disclosure Scotland
3 3 (0.62%) SDET
System Software
1 28 (5.79%) Docker
2 15 (3.10%) Virtual Machines
3 7 (1.45%) VMware Infrastructure
4 1 (0.21%) Active Directory
4 1 (0.21%) Microsoft App-V
Systems Management
1 40 (8.26%) Puppet
2 7 (1.45%) Opscode Chef
3 1 (0.21%) Capistrano
3 1 (0.21%) Grafana
3 1 (0.21%) Kibana
3 1 (0.21%) logstash
3 1 (0.21%) Mesos
3 1 (0.21%) Oracle Identity Manager
3 1 (0.21%) SCCM
Vendors
1 41 (8.47%) Oracle
2 13 (2.69%) Apple
3 11 (2.27%) Zend
4 10 (2.07%) Sitecore
5 8 (1.65%) Red Hat
6 7 (1.45%) VMware
7 4 (0.83%) Microsoft
8 3 (0.62%) Cisco
8 3 (0.62%) EMC
8 3 (0.62%) F5
8 3 (0.62%) NetApp
9 2 (0.41%) EPiServer
9 2 (0.41%) SaltStack
9 2 (0.41%) Splunk
10 1 (0.21%) AppDynamics
10 1 (0.21%) Google
10 1 (0.21%) Salesforce.com
10 1 (0.21%) Siebel
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Oliver Bernard
Rate: £500 - £550 per day +
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Rate: £400 - £450 per annum
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Rate: £0.00 per annum
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