Period
to 24 May 2018

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 6 months to 24 May 2018 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
6 months to
24 May 2018
Same period 2017 Same period 2016
Rank 26 41 64
Rank change year-on-year +15 +23 +3
Contract jobs citing TDD 304 189 151
As % of all contract IT jobs advertised in the West Midlands 6.21% 4.39% 2.80%
As % of the Processes & Methodologies category 7.41% 5.40% 3.34%
Number of daily rates quoted 204 140 97
West Midlands median daily rate £425 £375 £450
Median daily rate % change year-on-year +13.33% -16.67% +28.57%
10th Percentile £294 £297 £307
90th Percentile £600 £550 £525
England median daily rate £500 £463 £450
% change year-on-year +8.11% +2.78% +5.88%
Number of hourly rates quoted 0 0 0
West Midlands median hourly rate - - -
England median hourly rate £45.00 £41.00 £42.50
% change year-on-year +9.76% -3.53% +8.28%

TDD is in the Processes and Methodologies category. The following 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 or methodology skills.

All Process and Methodology Skills
West Midlands
Contract vacancies with a requirement for process or methodology skills 4,104 3,500 4,519
As % of all contract IT jobs advertised in the West Midlands 83.77% 81.26% 83.78%
Number of daily rates quoted 2,525 2,187 2,556
West Midlands median daily rate £425 £400 £390
Median daily rate % change year-on-year +6.25% +2.56% +7.59%
10th Percentile £264 £240 £231
90th Percentile £575 £538 £550
England median daily rate £463 £450 £425
% change year-on-year +2.78% +5.88% +4.42%
Number of hourly rates quoted 175 136 106
West Midlands median hourly rate £15.50 £21.50 £18.14
Median hourly rate % change year-on-year -27.91% +18.54% -25.97%
10th Percentile £10.60 £11.50 £10.73
90th Percentile £42.20 £50.75 £38.75
England median hourly rate £22.00 £25.06 £23.00
% change year-on-year -12.21% +8.96% +9.52%

TDD
Job Vacancy Trend in the West Midlands

Job postings citing TDD as a percentage of all IT jobs advertised in the West Midlands.

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 6 months to 24 May 2018.

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 6 months to 24 May 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Birmingham +26 150 £425 +6.25% 41
Coventry -1 60 £475 +3.83% 13
Shropshire -22 32 £550 +10.00% 8
Staffordshire -10 14 £325 -3.35% 13
Herefordshire +1 5 £375 +15.38% 3
Solihull -4 5 £375 +7.14% 1
Warwickshire -3 4 £438 +16.67% 1
Worcestershire -6 3 £394 - 8
Wolverhampton -2 1 £500 +66.67%
TDD
England

For the 6 months to 24 May 2018, IT contractor jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the West Midlands region with a requirement for TDD.

1 248 (81.58%) Agile Software Development
2 150 (49.34%) BDD
3 136 (44.74%) JavaScript
4 131 (43.09%) HTML
5 129 (42.43%) Scrum
6 127 (41.78%) Continuous Integration
7 121 (39.80%) CSS
8 119 (39.14%) Git (software)
9 110 (36.18%) Java
10 100 (32.89%) Web Services
10 100 (32.89%) Kanban
11 97 (31.91%) C#
12 85 (27.96%) .NET
13 81 (26.64%) SQL Server
14 79 (25.99%) Test Automation
15 77 (25.33%) MVC
16 62 (20.39%) RESTful
16 62 (20.39%) Spring
17 61 (20.07%) Microsoft Azure
17 61 (20.07%) ASP.NET
18 54 (17.76%) HTML5
19 52 (17.11%) ASP.NET Web API
19 52 (17.11%) SQL
20 50 (16.45%) Maven
20 50 (16.45%) .NET Framework
21 48 (15.79%) DevOps
21 48 (15.79%) Enterprise Software
22 47 (15.46%) ASP.NET MVC
23 45 (14.80%) CSS3
23 45 (14.80%) Jenkins

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 20 (6.58%) Confluence
2 18 (5.92%) WebSphere
3 17 (5.59%) Documentum
4 9 (2.96%) Tomcat
5 7 (2.30%) Oracle SOA Suite
6 5 (1.64%) Elasticsearch
7 3 (0.99%) Apache
7 3 (0.99%) Cloud Foundry
7 3 (0.99%) JBoss
7 3 (0.99%) nginx
7 3 (0.99%) Oracle Workflow
7 3 (0.99%) SharePoint
7 3 (0.99%) WildFly
8 1 (0.33%) Adobe Experience Manager
8 1 (0.33%) Mule
Applications
1 10 (3.29%) GIMP
1 10 (3.29%) Photoshop
Business Applications
1 3 (0.99%) Dynamics CRM
1 3 (0.99%) Oracle BPM
1 3 (0.99%) Oracle CRM
1 3 (0.99%) Siebel CRM
2 1 (0.33%) Oracle EBS
Cloud Services
1 61 (20.07%) Microsoft Azure
2 42 (13.82%) Amazon AWS
3 20 (6.58%) Amazon EC2
4 15 (4.93%) Cloud Computing
5 5 (1.64%) npm
6 4 (1.32%) GitHub
6 4 (1.32%) SaaS
7 2 (0.66%) Amazon S3
7 2 (0.66%) Google Cloud Platform
7 2 (0.66%) IaaS
7 2 (0.66%) Office 365
7 2 (0.66%) PaaS
7 2 (0.66%) Route 53
7 2 (0.66%) Serverless
7 2 (0.66%) Yarn
8 1 (0.33%) Dynamics 365
8 1 (0.33%) Google Analytics
Communications & Networking
1 10 (3.29%) Internet
2 5 (1.64%) HTTP
3 4 (1.32%) SMS
3 4 (1.32%) VoIP
4 2 (0.66%) DSL
4 2 (0.66%) Network Security
5 1 (0.33%) Firewall
Database & Business Intelligence
1 81 (26.64%) SQL Server
2 25 (8.22%) Relational Database
3 23 (7.57%) PostgreSQL
4 18 (5.92%) NoSQL
5 15 (4.93%) MongoDB
6 11 (3.62%) RDBMS
7 10 (3.29%) MySQL
7 10 (3.29%) Oracle Database
8 9 (2.96%) Data Warehouse
9 6 (1.97%) SQL Server 2014
10 5 (1.64%) Apache Cassandra
10 5 (1.64%) SQL Server 2012
10 5 (1.64%) SQL Server Integration Services
11 4 (1.32%) Neo4j
12 3 (0.99%) Cloud Spanner
12 3 (0.99%) JasperReports
12 3 (0.99%) QlikView
12 3 (0.99%) Redis
12 3 (0.99%) SQL Server 2016
12 3 (0.99%) SQL Server Reporting Services
Development Applications
1 119 (39.14%) Git (software)
2 50 (16.45%) Maven
3 45 (14.80%) Jenkins
4 41 (13.49%) Selenium
5 32 (10.53%) SonarQube
6 31 (10.20%) JUnit
7 28 (9.21%) Cucumber
8 27 (8.88%) DbUnit
8 27 (8.88%) JIRA
8 27 (8.88%) jMock
8 27 (8.88%) Mockito
9 26 (8.55%) Subversion
10 20 (6.58%) WebDriver
11 19 (6.25%) SpecFlow
12 13 (4.28%) SoapUI
13 12 (3.95%) Visual Studio
14 9 (2.96%) GitLab
14 9 (2.96%) Sonatype Nexus
15 8 (2.63%) gulp
15 8 (2.63%) Visual Studio Team System
General
1 18 (5.92%) Retail
2 7 (2.30%) Games
3 4 (1.32%) Banking
4 2 (0.66%) Finance
4 2 (0.66%) Law
4 2 (0.66%) Manufacturing
5 1 (0.33%) Advertising
5 1 (0.33%) Automotive
5 1 (0.33%) Legal
5 1 (0.33%) Marketing
Job Titles
1 206 (67.76%) Developer
2 78 (25.66%) Java Developer
3 57 (18.75%) .NET Developer
4 31 (10.20%) Full Stack Developer
5 30 (9.87%) C# Developer
6 28 (9.21%) C# .NET Developer
7 27 (8.88%) Front End Developer (Client-Side Developer)
8 26 (8.55%) Lead Developer
9 23 (7.57%) Architect
10 18 (5.92%) Angular Developer
11 17 (5.59%) Senior Developer
11 17 (5.59%) Test Leader
12 16 (5.26%) Backend Developer
12 16 (5.26%) Scrum Master
12 16 (5.26%) UI Developer
13 14 (4.61%) Analyst
13 14 (4.61%) Azure Developer
13 14 (4.61%) JavaScript Developer
14 13 (4.28%) HTML CSS Developer
14 13 (4.28%) J2EE Developer
Libraries, Frameworks & Software Standards
1 131 (43.09%) HTML
2 121 (39.80%) CSS
3 100 (32.89%) Web Services
4 85 (27.96%) .NET
5 62 (20.39%) RESTful
5 62 (20.39%) Spring
6 61 (20.07%) ASP.NET
7 54 (17.76%) HTML5
8 52 (17.11%) ASP.NET Web API
9 50 (16.45%) .NET Framework
10 47 (15.46%) ASP.NET MVC
11 45 (14.80%) CSS3
12 43 (14.14%) Apache Camel
12 43 (14.14%) jQuery
13 40 (13.16%) AngularJS
14 39 (12.83%) Spring Boot
15 37 (12.17%) SOAP
16 33 (10.86%) React
17 32 (10.53%) Dapper ORM
18 30 (9.87%) J2EE
Miscellaneous
1 48 (15.79%) Enterprise Software
2 33 (10.86%) User Experience
3 29 (9.54%) Digital Media
4 22 (7.24%) Greenfield Project
5 8 (2.63%) Self-Motivation
6 6 (1.97%) Management Information System
6 6 (1.97%) NHS
7 3 (0.99%) Analytical Skills
8 2 (0.66%) Data Centre
8 2 (0.66%) Data Protection Act
8 2 (0.66%) Data Structures
8 2 (0.66%) iPad
8 2 (0.66%) Mobile App
9 1 (0.33%) Client/Server
9 1 (0.33%) Xbox
Operating Systems
1 22 (7.24%) Linux
2 14 (4.61%) Windows
3 9 (2.96%) Red Hat Enterprise Linux
4 8 (2.63%) Mac OS X
4 8 (2.63%) Unix
Processes & Methodologies
1 248 (81.58%) Agile Software Development
2 150 (49.34%) BDD
3 129 (42.43%) Scrum
4 127 (41.78%) Continuous Integration
5 100 (32.89%) Kanban
6 79 (25.99%) Test Automation
7 77 (25.33%) MVC
8 48 (15.79%) DevOps
9 44 (14.47%) Mentoring
9 44 (14.47%) SOLID
10 32 (10.53%) Microservices
11 29 (9.54%) E-Commerce
12 28 (9.21%) SDLC
13 26 (8.55%) Front End Development
13 26 (8.55%) Open Source
14 25 (8.22%) Digital Transformation Programme
15 24 (7.89%) Web Development
16 22 (7.24%) Coaching
16 22 (7.24%) Deployment Automation
17 21 (6.91%) Unit Testing
Programming Languages
1 136 (44.74%) JavaScript
2 110 (36.18%) Java
3 97 (31.91%) C#
4 52 (17.11%) SQL
5 31 (10.20%) Java 8
6 19 (6.25%) Python
7 17 (5.59%) TypeScript
8 12 (3.95%) Ruby
9 8 (2.63%) Perl
9 8 (2.63%) Scala
10 6 (1.97%) PHP
11 4 (1.32%) Groovy
11 4 (1.32%) PL/SQL
11 4 (1.32%) PowerShell
11 4 (1.32%) XAML
12 3 (0.99%) C
12 3 (0.99%) Clojure
12 3 (0.99%) Erlang
12 3 (0.99%) F#
12 3 (0.99%) Haskell
Qualifications
1 43 (14.14%) Security Cleared
2 31 (10.20%) SC Cleared
3 10 (3.29%) ISTQB
4 7 (2.30%) ISEB
5 3 (0.99%) ISTQB Advanced Certification
6 2 (0.66%) BPSS Clearance
6 2 (0.66%) DBS Check
7 1 (0.33%) Degree
Quality Assurance & Compliance
1 13 (4.28%) QA
2 5 (1.64%) PMO
3 2 (0.66%) GDPR
3 2 (0.66%) PCI DSS
4 1 (0.33%) Disclosure Scotland
System Software
1 23 (7.57%) Docker
2 21 (6.91%) VMware Infrastructure
3 18 (5.92%) vSphere
4 3 (0.99%) LXC
4 3 (0.99%) Virtual Machines
5 1 (0.33%) VirtualBox
Systems Management
1 12 (3.95%) Puppet
2 8 (2.63%) ZABBIX
3 3 (0.99%) Opscode Chef
4 2 (0.66%) Ansible
4 2 (0.66%) Single Sign-On
4 2 (0.66%) Terraform
5 1 (0.33%) Business Desktop Deployment
5 1 (0.33%) Capistrano
5 1 (0.33%) Consul
Vendors
1 25 (8.22%) Oracle
2 21 (6.91%) Microsoft
2 21 (6.91%) VMware
3 19 (6.25%) IBM
3 19 (6.25%) Pega
4 9 (2.96%) Google
4 9 (2.96%) Red Hat
5 7 (2.30%) Xamarin
6 5 (1.64%) Jaspersoft
6 5 (1.64%) Perforce
7 3 (0.99%) Siebel
7 3 (0.99%) Unisys
7 3 (0.99%) WSO2
7 3 (0.99%) Zend
8 2 (0.66%) ATG
8 2 (0.66%) Progress
9 1 (0.33%) Adobe
9 1 (0.33%) CA Agile Central
9 1 (0.33%) Capita