The following table provides summary statistics for contract job vacancies advertised in the West Midlands with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 30 March 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Test-Driven Development (TDD)
England / West Midlands
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 36 58 72
Rank change year-on-year +22 +14  
Contract jobs citing TDD 92 79 50
As % of all contract IT jobs advertised in the West Midlands 4.09% 2.85% 1.95%
As % of the Processes & Methodologies category 5.12% 3.49% 2.60%
Number of daily rates quoted 66 44 34
Median daily rate £400 £418 £325
Median daily rate % change year-on-year -4.19% +28.46%  
90% offered a daily rate of more than £300 £315 £300
10% offered a daily rate of more than £520 £475 £593
UK excluding London median daily rate £400 £400 £375
% change year-on-year - +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.00 £45.75 £39.25
% change year-on-year -14.75% +16.56%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the West Midlands with a requirement for process and methodology skills.

Contract Process & Methodology Skills
West Midlands
Contract job vacancies with a requirement for process and methodology skills 1796 2264 1924
As % of all contract IT job vacancies advertised in the West Midlands 79.82% 81.79% 75.10%
Number of daily rates quoted 1148 1244 1115
Median daily rate £413 £400 £388
Median daily rate % change year-on-year +3.12% +3.22%  
90% offered a daily rate of more than £275 £275 £260
10% offered a daily rate of more than £515 £550 £538
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 59 45 105
Median hourly rate £24.50 £18.25 £29.00
Median hourly rate % change year-on-year +34.24% -37.06%  
90% offered a hourly rate of more than £12.10 £10.73 £13.06
10% offered a hourly rate of more than £35.00 £37.50 £40.00
UK excluding London median hourly rate £35.75 £38.00 £30.00
% change year-on-year -5.92% +26.66%  

TDD
Job Vacancy Trend in the West Midlands

The job posting trend of jobs advertised in the West Midlands citing TDD as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in the West Midlands

TDD
Contractor Daily Rate Trend in the West Midlands

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

Contractor daily rate trend for TDD in the West Midlands

TDD
Contractor Daily Rate Histogram in the West Midlands

The daily rate distribution of IT jobs citing TDD in the West Midlands over the 3 months to 30 March 2017.

Contractor daily rate histogram for TDD in the West Midlands

TDD
Contractor Hourly Rate Trend in the West Midlands

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

Contractor hourly rate trend for TDD in the West Midlands

TDD
Contract Job Locations in the West Midlands

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 Midlands region over the 3 months to 30 March 2017. 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 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
Birmingham +11 28 £425 +21.42% 12
Shropshire +50 19 £475 -11.62% 3
Coventry -1 17 £413 -8.33% 9
Herefordshire - 8 £313 -
Staffordshire +5 7 £355 +1.42% 6
Warwickshire -9 2 £375 +7.14% 4
West Bromwich - 2 £306 -
Wolverhampton +3 1 £300 -
Worcestershire - 1 - - 5
Smethwick - 1 - -
Solihull - 1 £325 - 3
TDD
England

For the 6 months to 30 March 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 West Midlands region with a requirement for TDD.

1 145 (85.29%) Agile Software Development
2 92 (54.12%) BDD
3 73 (42.94%) JavaScript
4 67 (39.41%) HTML
5 66 (38.82%) .NET
6 59 (34.71%) CSS
7 58 (34.12%) MVC
8 51 (30.00%) ASP.NET
9 50 (29.41%) SQL
9 50 (29.41%) Scrum
10 46 (27.06%) Java
11 43 (25.29%) Microsoft
12 42 (24.71%) Continuous Integration
13 40 (23.53%) C#
14 39 (22.94%) Microsoft Azure
15 38 (22.35%) AngularJS
16 37 (21.76%) Web Services
17 36 (21.18%) ASP.NET MVC
18 32 (18.82%) Web Development
18 32 (18.82%) SQL Server
19 30 (17.65%) Kanban
20 27 (15.88%) Git (software)
20 27 (15.88%) ASP.NET Web API
21 25 (14.71%) MS Excel
21 25 (14.71%) CRM
22 23 (13.53%) Marketing
23 22 (12.94%) JSON
23 22 (12.94%) Data Migration
23 22 (12.94%) Migration
23 22 (12.94%) REST

TDD
Co-occurring IT Skills in the West Midlands 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 5 (2.94%) Elasticsearch
2 4 (2.35%) Confluence
2 4 (2.35%) NServiceBus
3 3 (1.76%) CMS
3 3 (1.76%) JBoss
4 2 (1.18%) ColdFusion
4 2 (1.18%) Documentum
4 2 (1.18%) EPiServer
4 2 (1.18%) Oracle SOA Suite
4 2 (1.18%) Sitecore CMS
4 2 (1.18%) Umbraco
5 1 (0.59%) Drupal
5 1 (0.59%) SharePoint
Applications
1 25 (14.71%) MS Excel
2 2 (1.18%) Fireworks
2 2 (1.18%) Photoshop
2 2 (1.18%) Spreadsheet
Business Applications
1 21 (12.35%) Dynamics CRM
2 1 (0.59%) CODA-Financials
2 1 (0.59%) SAP Oil and Gas
Cloud Services
1 39 (22.94%) Microsoft Azure
2 5 (2.94%) Amazon AWS
3 3 (1.76%) SaaS
4 2 (1.18%) GitHub
4 2 (1.18%) Google Analytics
4 2 (1.18%) Google Cloud Platform
4 2 (1.18%) IaaS
4 2 (1.18%) PaaS
5 1 (0.59%) AWS CloudFormation
Communications & Networking
1 6 (3.53%) HTTP
2 5 (2.94%) SSL
3 1 (0.59%) Internet
3 1 (0.59%) VoIP
Database & Business Intelligence
1 32 (18.82%) SQL Server
2 12 (7.06%) MongoDB
2 12 (7.06%) MySQL
3 9 (5.29%) SQL Server 2012
4 8 (4.71%) NoSQL
5 6 (3.53%) Data Warehouse
5 6 (3.53%) SQL Server 2014
5 6 (3.53%) SQL Server 2016
5 6 (3.53%) SQL Server Reporting Services
6 5 (2.94%) SQL Server Analysis Services
7 4 (2.35%) QlikView
7 4 (2.35%) SQL Server Integration Services
8 2 (1.18%) PostgreSQL
9 1 (0.59%) Apache Cassandra
9 1 (0.59%) Power BI
9 1 (0.59%) SQL Server 2008
Development Applications
1 27 (15.88%) Git (software)
2 20 (11.76%) Selenium
3 16 (9.41%) Jenkins
4 13 (7.65%) Cucumber
5 12 (7.06%) Team Foundation Server
6 11 (6.47%) JUnit
6 11 (6.47%) Visual Studio
7 10 (5.88%) Subversion
8 9 (5.29%) SpecFlow
9 8 (4.71%) Maven
9 8 (4.71%) NUnit
9 8 (4.71%) SoapUI
10 7 (4.12%) JIRA
11 6 (3.53%) Visual Studio Team System
12 5 (2.94%) Mockito
12 5 (2.94%) MSTest
13 4 (2.35%) Jasmine
13 4 (2.35%) ReSharper
14 3 (1.76%) Gradle
14 3 (1.76%) NuGet
General
1 23 (13.53%) Marketing
2 10 (5.88%) Finance
3 8 (4.71%) Retail
4 4 (2.35%) Games
5 1 (0.59%) Automotive
5 1 (0.59%) Electronics
5 1 (0.59%) Local Government
5 1 (0.59%) Manufacturing
5 1 (0.59%) Telecoms
Job Titles
1 137 (80.59%) Developer
2 29 (17.06%) .NET Developer
3 26 (15.29%) Java Developer
4 22 (12.94%) Senior Developer
5 20 (11.76%) CRM Developer
6 15 (8.82%) Agile Developer
7 13 (7.65%) C# Developer
8 12 (7.06%) Front End Developer (Client-Side Developer)
9 11 (6.47%) Dynamics CRM Developer
10 10 (5.88%) ASP.NET Developer
10 10 (5.88%) Senior .NET Developer
11 8 (4.71%) C# .NET Developer
12 7 (4.12%) C# ASP.NET Developer
12 7 (4.12%) Microsoft Developer
13 6 (3.53%) Analyst
13 6 (3.53%) Business Intelligence Developer
13 6 (3.53%) JavaScript Developer
13 6 (3.53%) Middleware Developer
13 6 (3.53%) Software Developer
13 6 (3.53%) Web Developer
Libraries, Frameworks & Software Standards
1 67 (39.41%) HTML
2 66 (38.82%) .NET
3 59 (34.71%) CSS
4 51 (30.00%) ASP.NET
5 38 (22.35%) AngularJS
6 37 (21.76%) Web Services
7 36 (21.18%) ASP.NET MVC
8 27 (15.88%) ASP.NET Web API
9 22 (12.94%) JSON
9 22 (12.94%) REST
10 21 (12.35%) RESTful
11 20 (11.76%) HTML5
11 20 (11.76%) XML
12 19 (11.18%) React
13 16 (9.41%) SOAP
14 14 (8.24%) .NET Framework
14 14 (8.24%) Entity Framework
14 14 (8.24%) jQuery
14 14 (8.24%) WCF
15 13 (7.65%) Node.js
Miscellaneous
1 10 (5.88%) User Experience
2 7 (4.12%) Analytical Skills
3 4 (2.35%) Computer Science
4 3 (1.76%) Mobile App
5 2 (1.18%) Data Centre
5 2 (1.18%) Data Protection Act
5 2 (1.18%) Management Information System
5 2 (1.18%) NHS
6 1 (0.59%) Client/Server
6 1 (0.59%) Enterprise Software
6 1 (0.59%) Fintech
Operating Systems
1 10 (5.88%) Linux
2 8 (4.71%) Windows
3 6 (3.53%) Mac OS X
4 5 (2.94%) Unix
5 1 (0.59%) Android
Processes & Methodologies
1 145 (85.29%) Agile Software Development
2 92 (54.12%) BDD
3 58 (34.12%) MVC
4 50 (29.41%) Scrum
5 42 (24.71%) Continuous Integration
6 32 (18.82%) Web Development
7 30 (17.65%) Kanban
8 25 (14.71%) CRM
9 22 (12.94%) Data Migration
9 22 (12.94%) Migration
10 21 (12.35%) Campaign Management
10 21 (12.35%) Data Conversion
11 20 (11.76%) SOA
12 19 (11.18%) Microservices
12 19 (11.18%) SDLC
12 19 (11.18%) SOLID
13 17 (10.00%) Mentoring
13 17 (10.00%) Test Automation
14 15 (8.82%) Functional Testing
15 14 (8.24%) Domain-Driven Design
Programming Languages
1 73 (42.94%) JavaScript
2 50 (29.41%) SQL
3 46 (27.06%) Java
4 40 (23.53%) C#
5 7 (4.12%) Scala
6 6 (3.53%) PHP
6 6 (3.53%) Ruby
7 5 (2.94%) PowerShell
8 4 (2.35%) Python
8 4 (2.35%) VB.NET
9 3 (1.76%) Groovy
9 3 (1.76%) T-SQL
9 3 (1.76%) XAML
10 2 (1.18%) ES6
10 2 (1.18%) PL/SQL
10 2 (1.18%) TypeScript
11 1 (0.59%) C++
11 1 (0.59%) Go
11 1 (0.59%) PHP 5
Qualifications
1 14 (8.24%) BPSS Clearance
2 7 (4.12%) Security Cleared
3 5 (2.94%) ISTQB
4 4 (2.35%) ISEB
5 3 (1.76%) Degree
6 2 (1.18%) Sun Certification
7 1 (0.59%) BC Cleared
7 1 (0.59%) ISTQB Foundation Certification
7 1 (0.59%) ITIL Certification
7 1 (0.59%) Postgraduate
7 1 (0.59%) SC Cleared
Quality Assurance & Compliance
1 5 (2.94%) QA
2 3 (1.76%) Disclosure Scotland
3 2 (1.18%) WCAG
4 1 (0.59%) SLA
System Software
1 10 (5.88%) Docker
Systems Management
1 7 (4.12%) Ansible
2 3 (1.76%) Grafana
2 3 (1.76%) Kibana
2 3 (1.76%) logstash
2 3 (1.76%) Puppet
2 3 (1.76%) rkt
3 2 (1.18%) Opscode Chef
4 1 (0.59%) Kubernetes
4 1 (0.59%) Terraform
Vendors
1 43 (25.29%) Microsoft
2 10 (5.88%) WSO2
3 6 (3.53%) Google
4 3 (1.76%) AppDynamics
4 3 (1.76%) Oracle
4 3 (1.76%) Splunk
5 2 (1.18%) Apple
5 2 (1.18%) MuleSoft
5 2 (1.18%) Sitecore
6 1 (0.59%) CODA
6 1 (0.59%) Pega
6 1 (0.59%) SAP
Birmingham, West Midlands (County)
Lennon Wright
Rate: From £400 to £475 per day
Posted: 4 hours ago
Coventry, West Midlands (County)
TEKsystems
Rate: £350 - £351 per day
Posted: 3 days ago
Telford, Shropshire
Experis Ltd
Posted: Yesterday
Telford, Shropshire
Experis Ltd
Posted: 2 days ago
West Midlands
Pearson Frank
Rate: £300 - £400 per day
Posted: 2 days ago