Period
to 15 August 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 15 August 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
15 Aug 2018
Same period 2017 Same period 2016
Rank 28 33 59
Rank change year-on-year +5 +26 -6
Contract jobs citing TDD 298 208 192
As % of all contract IT jobs advertised in the West Midlands 5.88% 4.82% 3.16%
As % of the Processes & Methodologies category 7.04% 5.78% 3.77%
Number of daily rates quoted 190 141 131
West Midlands median daily rate £450 £375 £425
Median daily rate % change year-on-year +20.00% -11.76% +21.43%
10th Percentile £313 £313 £300
90th Percentile £596 £560 £513
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 0 0 0
West Midlands median hourly rate - - -
England median hourly rate £43.75 £41.25 £40.00
% change year-on-year +6.06% +3.13% -5.88%

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 4,233 3,596 5,093
As % of all contract IT jobs advertised in the West Midlands 83.47% 83.36% 83.85%
Number of daily rates quoted 2,538 2,276 2,975
West Midlands median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £264 £250 £239
90th Percentile £575 £550 £542
England median daily rate £463 £450 £425
% change year-on-year +2.78% +5.88% +4.29%
Number of hourly rates quoted 199 122 122
West Midlands median hourly rate £15.50 £20.00 £16.00
Median hourly rate % change year-on-year -22.50% +25.00% -28.89%
10th Percentile £11.00 £10.88 £10.73
90th Percentile £35.00 £52.40 £39.45
England median hourly rate £21.50 £23.48 £23.50
% change year-on-year -8.43% -0.09% +8.60%

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 15 August 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 15 August 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 +27 132 £425 +6.25% 37
Coventry +2 59 £450 +20.00% 6
Shropshire -30 46 £590 +7.27% 5
Staffordshire -10 12 £325 -2.99% 17
Herefordshire -4 7 £375 +15.38% 1
Solihull -3 6 £400 +23.08% 2
Warwickshire -4 4 £438 +16.67% 3
Worcestershire - 3 £394 - 6
Wolverhampton -9 1 £500 +42.86%
TDD
England

For the 6 months to 15 August 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.

1 234 (78.52%) Agile Software Development
2 151 (50.67%) BDD
3 132 (44.30%) Scrum
4 130 (43.62%) HTML
4 130 (43.62%) JavaScript
5 126 (42.28%) CSS
6 119 (39.93%) Git (software)
7 117 (39.26%) Java
8 104 (34.90%) Continuous Integration
9 103 (34.56%) Kanban
10 85 (28.52%) Web Services
11 84 (28.19%) .NET
12 78 (26.17%) SQL Server
13 77 (25.84%) C#
14 74 (24.83%) Spring
15 71 (23.83%) MVC
16 69 (23.15%) SQL
17 67 (22.48%) Test Automation
18 66 (22.15%) RESTful
19 58 (19.46%) Security Cleared
19 58 (19.46%) Spring Boot
20 57 (19.13%) Apache Camel
21 56 (18.79%) ASP.NET
22 53 (17.79%) HTML5
23 52 (17.45%) Microservices
23 52 (17.45%) Microsoft Azure
24 49 (16.44%) User Experience
24 49 (16.44%) Jenkins
25 48 (16.11%) SC Cleared
26 45 (15.10%) AngularJS

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 30 (10.07%) WebSphere
2 20 (6.71%) Confluence
3 17 (5.70%) Documentum
4 9 (3.02%) Elasticsearch
5 6 (2.01%) Apache
6 3 (1.01%) Apache Spark
6 3 (1.01%) Appian
6 3 (1.01%) Oracle Workflow
7 2 (0.67%) CMS
7 2 (0.67%) EPiServer
7 2 (0.67%) Sitecore CMS
8 1 (0.34%) Adobe Experience Manager
8 1 (0.34%) Oracle SOA Suite
Applications
1 16 (5.37%) GIMP
1 16 (5.37%) Photoshop
Business Applications
1 6 (2.01%) Dynamics CRM
2 3 (1.01%) Oracle BPM
2 3 (1.01%) Oracle CRM
2 3 (1.01%) Siebel CRM
3 1 (0.34%) Magento
3 1 (0.34%) Oracle Retail
Cloud Services
1 52 (17.45%) Microsoft Azure
2 34 (11.41%) Amazon AWS
3 17 (5.70%) Amazon EC2
4 12 (4.03%) Cloud Computing
5 6 (2.01%) npm
5 6 (2.01%) Serverless
6 4 (1.34%) Dynamics 365
6 4 (1.34%) GitHub
7 3 (1.01%) SaaS
7 3 (1.01%) Yarn
8 2 (0.67%) Amazon S3
8 2 (0.67%) Azure Functions
8 2 (0.67%) IaaS
8 2 (0.67%) PaaS
8 2 (0.67%) Route 53
9 1 (0.34%) Google Analytics
9 1 (0.34%) Google Cloud Platform
Communications & Networking
1 6 (2.01%) Internet
2 5 (1.68%) SMS
3 4 (1.34%) HTTP
4 2 (0.67%) DSL
4 2 (0.67%) Network Security
4 2 (0.67%) VoIP
5 1 (0.34%) Firewall
Database & Business Intelligence
1 78 (26.17%) SQL Server
2 38 (12.75%) Relational Database
3 35 (11.74%) PostgreSQL
4 24 (8.05%) NoSQL
5 21 (7.05%) MySQL
6 18 (6.04%) MongoDB
7 14 (4.70%) Apache Cassandra
8 7 (2.35%) Oracle Database
9 6 (2.01%) Data Warehouse
9 6 (2.01%) Redis
10 5 (1.68%) Big Data
10 5 (1.68%) RDBMS
11 3 (1.01%) Cloud Spanner
11 3 (1.01%) SQL Server 2012
11 3 (1.01%) SQL Server Integration Services
12 2 (0.67%) Hadoop
12 2 (0.67%) HBase
12 2 (0.67%) RethinkDB
12 2 (0.67%) Semantic Layer
12 2 (0.67%) SQL Server 2014
Development Applications
1 119 (39.93%) Git (software)
2 49 (16.44%) Jenkins
3 40 (13.42%) Selenium
4 36 (12.08%) Subversion
5 33 (11.07%) JIRA
5 33 (11.07%) Maven
6 29 (9.73%) Cucumber
7 28 (9.40%) SonarQube
8 27 (9.06%) JUnit
9 25 (8.39%) Mockito
10 24 (8.05%) DbUnit
10 24 (8.05%) jMock
11 18 (6.04%) SpecFlow
12 16 (5.37%) WebDriver
13 15 (5.03%) SoapUI
14 14 (4.70%) gulp
15 12 (4.03%) Visual Studio Team System
16 10 (3.36%) Grunt
17 8 (2.68%) Bitbucket
18 7 (2.35%) Jasmine
General
1 20 (6.71%) Retail
2 9 (3.02%) Finance
3 2 (0.67%) Back Office
3 2 (0.67%) Banking
3 2 (0.67%) Games
3 2 (0.67%) Manufacturing
4 1 (0.34%) Advertising
4 1 (0.34%) Automotive
4 1 (0.34%) Electronics
4 1 (0.34%) Legal
4 1 (0.34%) Marketing
4 1 (0.34%) Telecoms
Job Titles
1 197 (66.11%) Developer
2 81 (27.18%) Java Developer
3 53 (17.79%) .NET Developer
4 30 (10.07%) Architect
5 24 (8.05%) Full Stack Developer
6 22 (7.38%) C# Developer
6 22 (7.38%) UI Developer
7 21 (7.05%) Agile Developer
7 21 (7.05%) Angular Developer
7 21 (7.05%) Solutions Architect
8 20 (6.71%) C# .NET Developer
9 19 (6.38%) HTML CSS Developer
9 19 (6.38%) HTML Developer
10 18 (6.04%) Analyst
10 18 (6.04%) JavaScript Developer
11 17 (5.70%) Azure Developer
11 17 (5.70%) J2EE Developer
11 17 (5.70%) Java/J2EE Developer
12 13 (4.36%) Front End Developer (Client-Side Developer)
12 13 (4.36%) Scrum Master
Libraries, Frameworks & Software Standards
1 130 (43.62%) HTML
2 126 (42.28%) CSS
3 85 (28.52%) Web Services
4 84 (28.19%) .NET
5 74 (24.83%) Spring
6 66 (22.15%) RESTful
7 58 (19.46%) Spring Boot
8 57 (19.13%) Apache Camel
9 56 (18.79%) ASP.NET
10 53 (17.79%) HTML5
11 45 (15.10%) AngularJS
12 43 (14.43%) Hibernate
13 41 (13.76%) SOAP
14 39 (13.09%) CSS3
15 38 (12.75%) ASP.NET MVC
15 38 (12.75%) React
16 37 (12.42%) .NET Framework
16 37 (12.42%) Ajax
16 37 (12.42%) jQuery
17 36 (12.08%) ASP.NET Web API
Miscellaneous
1 49 (16.44%) User Experience
2 32 (10.74%) Enterprise Software
3 11 (3.69%) Greenfield Project
4 9 (3.02%) NHS
5 7 (2.35%) Digital Media
6 6 (2.01%) Management Information System
7 5 (1.68%) Analytical Skills
7 5 (1.68%) Public Cloud
7 5 (1.68%) Self-Motivation
8 2 (0.67%) Data Centre
8 2 (0.67%) Data Protection Act
8 2 (0.67%) Data Structures
8 2 (0.67%) iPad
9 1 (0.34%) Blog
9 1 (0.34%) Mobile App
9 1 (0.34%) Wiki
Operating Systems
1 20 (6.71%) Linux
2 9 (3.02%) Windows
3 7 (2.35%) Mac OS X
4 6 (2.01%) Unix
5 3 (1.01%) Red Hat Enterprise Linux
6 1 (0.34%) Ubuntu
Processes & Methodologies
1 234 (78.52%) Agile Software Development
2 151 (50.67%) BDD
3 132 (44.30%) Scrum
4 104 (34.90%) Continuous Integration
5 103 (34.56%) Kanban
6 71 (23.83%) MVC
7 67 (22.48%) Test Automation
8 52 (17.45%) Microservices
9 39 (13.09%) DevOps
10 38 (12.75%) Migration
11 30 (10.07%) Mentoring
12 27 (9.06%) SDLC
12 27 (9.06%) SOLID
12 27 (9.06%) Wireframes
13 26 (8.72%) E-Commerce
14 23 (7.72%) Web Development
15 22 (7.38%) Coaching
16 21 (7.05%) Open Source
17 19 (6.38%) Front End Development
18 18 (6.04%) Deployment Automation
Programming Languages
1 130 (43.62%) JavaScript
2 117 (39.26%) Java
3 77 (25.84%) C#
4 69 (23.15%) SQL
5 41 (13.76%) Java 8
6 15 (5.03%) TypeScript
7 13 (4.36%) Scala
8 11 (3.69%) PHP
8 11 (3.69%) Python
8 11 (3.69%) Ruby
9 7 (2.35%) PowerShell
10 5 (1.68%) ES6
10 5 (1.68%) Groovy
11 4 (1.34%) ES7
11 4 (1.34%) ES8
12 3 (1.01%) PHP 7
13 2 (0.67%) Bash Shell
13 2 (0.67%) C
13 2 (0.67%) Perl
13 2 (0.67%) XAML
Qualifications
1 58 (19.46%) Security Cleared
2 48 (16.11%) SC Cleared
3 10 (3.36%) ISTQB
4 6 (2.01%) CITP
4 6 (2.01%) ISEB
5 4 (1.34%) DBS Check
6 3 (1.01%) ISTQB Advanced Certification
7 2 (0.67%) BPSS Clearance
8 1 (0.34%) BC Cleared
8 1 (0.34%) Degree
Quality Assurance & Compliance
1 24 (8.05%) QA
2 6 (2.01%) PMO
3 2 (0.67%) GDPR
3 2 (0.67%) PCI DSS
4 1 (0.34%) GCP
System Software
1 32 (10.74%) Docker
2 19 (6.38%) VMware Infrastructure
3 13 (4.36%) vSphere
4 6 (2.01%) LXC
5 1 (0.34%) VirtualBox
Systems Management
1 9 (3.02%) Ansible
1 9 (3.02%) Puppet
2 7 (2.35%) Kubernetes
3 6 (2.01%) Opscode Chef
4 5 (1.68%) Single Sign-On
5 4 (1.34%) Terraform
6 3 (1.01%) Mesos
6 3 (1.01%) ZABBIX
7 2 (0.67%) Capistrano
7 2 (0.67%) Kibana
8 1 (0.34%) Business Desktop Deployment
8 1 (0.34%) Consul
8 1 (0.34%) logstash
8 1 (0.34%) Packer
Vendors
1 32 (10.74%) IBM
2 29 (9.73%) Microsoft
3 19 (6.38%) Pega
3 19 (6.38%) VMware
4 18 (6.04%) Oracle
5 6 (2.01%) Xamarin
6 4 (1.34%) Perforce
7 3 (1.01%) Capita
7 3 (1.01%) Google
7 3 (1.01%) Jaspersoft
7 3 (1.01%) Progress
7 3 (1.01%) Red Hat
7 3 (1.01%) Siebel
8 2 (0.67%) ATG
8 2 (0.67%) Sitecore
8 2 (0.67%) Zend
9 1 (0.34%) Adobe
9 1 (0.34%) SAP
9 1 (0.34%) Splunk