The table below looks at the statistics for TDD skills in IT contracts advertised for the West Yorkshire region. Included is a guide to the contractor rates offered in IT contracts that have cited TDD over the 3 months to 26 September 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 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 14 23 53
Rank change year-on-year
+9 +30
Contract jobs citing TDD 176 151 45
As % of all contract IT jobs located in West Yorkshire 9.39% 6.76% 2.73%
As % of the Processes & Methodologies category 11.13% 8.12% 3.47%
Number of daily rates quoted 145 107 27
Median daily rate £440 £405 £375
Median daily rate % change year-on-year
+8.64% +8.00%
90% offered a daily rate of more than £326 £300 £300
10% offered a daily rate of more than £550 £460 £575
UK excluding London median daily rate £425 £390 £375
% change year-on-year
+8.97% +4.00%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.25 £37.45 £36.25
% change year-on-year
+10.14% +3.31%
TDD
Yorkshire

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

Processes & Methodologies Category
West Yorkshire
Contract IT job ads with a match in the
Processes & Methodologies category
1582 1859 1298
As % of all contract IT jobs located in West Yorkshire 84.42% 83.18% 78.86%
Number of daily rates quoted 1030 1282 797
Median daily rate £420 £375 £360
Median daily rate % change year-on-year
+12.00% +4.16%
90% offered a daily rate of more than £300 £275 £225
10% offered a daily rate of more than £525 £520 £505
UK excluding London median daily rate £400 £400 £375
% change year-on-year
- +6.66%
Number of hourly rates quoted 30 49 28
Median hourly rate £14.50 £15.00 £14.50
Median hourly rate % change year-on-year
-3.33% +3.44%
90% offered a hourly rate of more than £11.61 £10.66 £9.00
10% offered a hourly rate of more than £31.25 £37.04 £50.00
UK excluding London median hourly rate £32.50 £33.64 £26.00
% change year-on-year
-3.38% +29.38%

TDD
Jobs Demand Trend in West Yorkshire

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

TDD Jobs Demand Trend in West Yorkshire

TDD
Daily Rate Trend in West Yorkshire

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

TDD Daily Rate Trend in West Yorkshire

TDD
Daily Rate Histogram in West Yorkshire

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

TDD Daily Rate Histogram in West Yorkshire

TDD
Hourly Rate Trend in West Yorkshire

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

TDD Hourly Rate Trend in West Yorkshire

TDD
Contract Job Locations in West 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 West Yorkshire region over the 3 months to 26 September 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
Leeds +5 156 £450 +9.75% 26
Halifax - 9 £425 -
Bradford +19 5 £425 +54.54% 1
TDD
Yorkshire

TDD
Top 30 Related IT Skills in West Yorkshire

For the 6 months to 26 September 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 West Yorkshire region with a requirement for TDD.

1 370 (83.90%) Agile Software Development
2 269 (61.00%) Java
3 165 (37.41%) BDD
4 151 (34.24%) JavaScript
5 139 (31.52%) Spring
6 133 (30.16%) Scrum
7 131 (29.71%) Continuous Integration
8 103 (23.36%) HTML
9 101 (22.90%) CSS
10 99 (22.45%) RESTful
11 82 (18.59%) Hibernate
12 78 (17.69%) Git (software)
13 77 (17.46%) AngularJS
14 75 (17.01%) Jenkins
14 75 (17.01%) Scala
15 73 (16.55%) Microservices
16 72 (16.33%) OO
17 71 (16.10%) Pair Programming
17 71 (16.10%) Node.js
18 69 (15.65%) Open Source
19 68 (15.42%) MongoDB
20 61 (13.83%) HTML5
21 58 (13.15%) Puppet
22 57 (12.93%) Software Engineering
23 56 (12.70%) SOA
24 55 (12.47%) React
25 52 (11.79%) Kanban
25 52 (11.79%) .NET
26 51 (11.56%) Unit Testing
27 48 (10.88%) Ruby

TDD
Top Related IT Skills in West 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 15 (3.40%) Tomcat
2 11 (2.49%) Apache Spark
3 10 (2.27%) Confluence
4 9 (2.04%) Elasticsearch
5 8 (1.81%) Jetty
6 6 (1.36%) nginx
7 5 (1.13%) CMS
8 4 (0.91%) Apache Solr
8 4 (0.91%) Sitecore CMS
9 3 (0.68%) Apache
9 3 (0.68%) Mule
9 3 (0.68%) Mule ESB
9 3 (0.68%) OpenStack
9 3 (0.68%) WebSphere
10 1 (0.23%) GlassFish
10 1 (0.23%) JBoss
10 1 (0.23%) MS Exchange
10 1 (0.23%) OpenCms
10 1 (0.23%) SharePoint
10 1 (0.23%) WebSphere Process Server
Applications
1 6 (1.36%) MS Excel
2 1 (0.23%) Fireworks
2 1 (0.23%) Photoshop
Business Applications
1 3 (0.68%) Dynamics CRM
2 1 (0.23%) FLEXCUBE
2 1 (0.23%) Oracle BPM
2 1 (0.23%) Temenos T24
2 1 (0.23%) VisionPLUS
Cloud Services
1 33 (7.48%) GitHub
2 23 (5.22%) Amazon AWS
3 22 (4.99%) Microsoft Azure
4 1 (0.23%) AWS CloudFormation
4 1 (0.23%) CloudBees
4 1 (0.23%) Google Apps
4 1 (0.23%) IaaS
4 1 (0.23%) Office 365
4 1 (0.23%) OpenShift
4 1 (0.23%) PaaS
4 1 (0.23%) Slack
Communications & Networking
1 15 (3.40%) HTTP
2 11 (2.49%) VPN
3 9 (2.04%) DNS
4 7 (1.59%) Internet
5 2 (0.45%) Network Security
6 1 (0.23%) Wireshark
Database & Business Intelligence
1 68 (15.42%) MongoDB
2 47 (10.66%) NoSQL
3 39 (8.84%) SQL Server
4 26 (5.90%) Relational Database
5 17 (3.85%) Apache Cassandra
6 12 (2.72%) CouchDB
6 12 (2.72%) Hadoop
7 11 (2.49%) MySQL
8 7 (1.59%) Big Data
8 7 (1.59%) PostgreSQL
9 6 (1.36%) RDBMS
10 5 (1.13%) Hazelcast
10 5 (1.13%) SQL Server 2005
10 5 (1.13%) SQL Server 2008
11 4 (0.91%) Oracle Database
12 3 (0.68%) Neo4j
12 3 (0.68%) Redis
13 2 (0.45%) Riak
14 1 (0.23%) Amazon DynamoDB
14 1 (0.23%) SQL Server Integration Services
Development Applications
1 78 (17.69%) Git (software)
2 75 (17.01%) Jenkins
3 46 (10.43%) Maven
4 40 (9.07%) JUnit
4 40 (9.07%) Selenium
5 38 (8.62%) Cucumber
6 33 (7.48%) JIRA
7 22 (4.99%) Mercurial
8 18 (4.08%) Jasmine
8 18 (4.08%) Mockito
9 16 (3.63%) WebDriver
10 11 (2.49%) Subversion
10 11 (2.49%) Visual Studio
11 10 (2.27%) Team Foundation Server
12 9 (2.04%) Gradle
12 9 (2.04%) Xcode
13 7 (1.59%) Hamcrest
13 7 (1.59%) RSpec
14 6 (1.36%) Hudson
14 6 (1.36%) Vagrant
General
1 21 (4.76%) Retail
2 13 (2.95%) Finance
3 12 (2.72%) Games
4 8 (1.81%) Publishing
5 3 (0.68%) Advertising
5 3 (0.68%) Banking
6 2 (0.45%) Legal
6 2 (0.45%) Online Betting
6 2 (0.45%) Retail Banking
Job Titles
1 325 (73.70%) Developer
2 181 (41.04%) Java Developer
3 67 (15.19%) Senior Developer
4 58 (13.15%) Senior Java Developer
5 51 (11.56%) Agile Developer
6 45 (10.20%) Scala Developer
7 43 (9.75%) Agile Java Developer
8 40 (9.07%) JavaScript Developer
9 33 (7.48%) Java Scala Developer
10 28 (6.35%) .NET Developer
11 25 (5.67%) Node.js Developer
12 19 (4.31%) Ruby Developer
12 19 (4.31%) Senior Java Scala Developer
12 19 (4.31%) Senior Scala Developer
13 18 (4.08%) Angular Developer
13 18 (4.08%) iOS Developer
14 17 (3.85%) Front End Developer (Client-Side Developer)
14 17 (3.85%) Technical Leader
15 16 (3.63%) Java Engineer
15 16 (3.63%) Test Engineer
Libraries, Frameworks & Software Standards
1 139 (31.52%) Spring
2 103 (23.36%) HTML
3 101 (22.90%) CSS
4 99 (22.45%) RESTful
5 82 (18.59%) Hibernate
6 77 (17.46%) AngularJS
7 71 (16.10%) Node.js
8 61 (13.83%) HTML5
9 55 (12.47%) React
10 52 (11.79%) .NET
11 43 (9.75%) CSS3
12 35 (7.94%) REST
13 34 (7.71%) Web Services
14 31 (7.03%) XML
15 30 (6.80%) ASP.NET
15 30 (6.80%) Ember.js
15 30 (6.80%) JSON
15 30 (6.80%) RabbitMQ
16 24 (5.44%) Spring Boot
17 22 (4.99%) JPA
Miscellaneous
1 45 (10.20%) Analytical Skills
2 23 (5.22%) Enterprise Software
3 21 (4.76%) User Experience
4 18 (4.08%) Mobile App
5 16 (3.63%) iPhone
6 15 (3.40%) iPad
7 12 (2.72%) Algorithms
7 12 (2.72%) Data Structures
8 11 (2.49%) Social Media
9 10 (2.27%) Animation
10 9 (2.04%) Cryptography
11 8 (1.81%) Public Cloud
11 8 (1.81%) Replication
12 6 (1.36%) Tandem
13 4 (0.91%) Computer Science
13 4 (0.91%) RIA
13 4 (0.91%) Statistics
14 2 (0.45%) Blog
14 2 (0.45%) N-Tier
14 2 (0.45%) Wiki
Operating Systems
1 42 (9.52%) Linux
2 31 (7.03%) Windows
3 20 (4.54%) Apple iOS
4 19 (4.31%) Unix
5 7 (1.59%) Android
6 5 (1.13%) Mac OS X
7 1 (0.23%) Mac OS
7 1 (0.23%) VMS
7 1 (0.23%) Windows 7
7 1 (0.23%) Windows 8
7 1 (0.23%) Windows Server
7 1 (0.23%) Windows Server 2012
Processes & Methodologies
1 370 (83.90%) Agile Software Development
2 165 (37.41%) BDD
3 133 (30.16%) Scrum
4 131 (29.71%) Continuous Integration
5 73 (16.55%) Microservices
6 72 (16.33%) OO
7 71 (16.10%) Pair Programming
8 69 (15.65%) Open Source
9 57 (12.93%) Software Engineering
10 56 (12.70%) SOA
11 52 (11.79%) Kanban
12 51 (11.56%) Unit Testing
13 38 (8.62%) Automated Testing
14 33 (7.48%) Coaching
14 33 (7.48%) MVC
15 31 (7.03%) DevOps
16 30 (6.80%) Software Delivery
17 29 (6.58%) Mentoring
17 29 (6.58%) Test Automation
18 27 (6.12%) High Availability
Programming Languages
1 269 (61.00%) Java
2 151 (34.24%) JavaScript
3 75 (17.01%) Scala
4 48 (10.88%) Ruby
5 43 (9.75%) C#
6 36 (8.16%) SQL
7 31 (7.03%) Groovy
8 20 (4.54%) Clojure
9 17 (3.85%) PowerShell
9 17 (3.85%) Python
10 16 (3.63%) ES6
11 12 (2.72%) T-SQL
12 11 (2.49%) ECMAScript
13 10 (2.27%) Objective-C
14 4 (0.91%) PHP
15 3 (0.68%) Apple Swift
15 3 (0.68%) Shell Script
16 2 (0.45%) Bash Shell
16 2 (0.45%) C++
16 2 (0.45%) PL/SQL
Qualifications
1 12 (2.72%) Security Cleared
2 7 (1.59%) BPSS Clearance
3 4 (0.91%) Degree
4 2 (0.45%) ISEB
4 2 (0.45%) ISTQB
5 1 (0.23%) BC Cleared
5 1 (0.23%) CITP
5 1 (0.23%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 15 (3.40%) QA
2 10 (2.27%) Disclosure Scotland
3 3 (0.68%) WCAG
4 2 (0.45%) SDET
5 1 (0.23%) PCI DSS
System Software
1 31 (7.03%) Virtual Machines
2 27 (6.12%) Docker
3 20 (4.54%) VMware Infrastructure
4 11 (2.49%) Active Directory
5 1 (0.23%) Microsoft App-V
Systems Management
1 58 (13.15%) Puppet
2 29 (6.58%) Opscode Chef
3 12 (2.72%) Ansible
4 1 (0.23%) Grafana
4 1 (0.23%) HP Quality Center
4 1 (0.23%) Kibana
4 1 (0.23%) logstash
4 1 (0.23%) Oracle Identity Manager
4 1 (0.23%) SCCM
Vendors
1 23 (5.22%) Oracle
2 22 (4.99%) VMware
3 10 (2.27%) Apple
4 5 (1.13%) Cisco
4 5 (1.13%) EMC
4 5 (1.13%) F5
4 5 (1.13%) MuleSoft
4 5 (1.13%) NetApp
5 4 (0.91%) Microsoft
5 4 (0.91%) Sitecore
6 3 (0.68%) Splunk
7 2 (0.45%) HP
7 2 (0.45%) IBM
7 2 (0.45%) SaltStack
8 1 (0.23%) Calypso
8 1 (0.23%) Google
8 1 (0.23%) Guidewire
8 1 (0.23%) Kony
8 1 (0.23%) Red Hat
8 1 (0.23%) Temenos
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