Period
to 20 October 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 20 October 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
20 Oct 2018
Same period 2017 Same period 2016
Rank 32 35 56
Rank change year-on-year +3 +21 +5
Contract jobs citing TDD 305 219 202
As % of all contract IT jobs advertised in the West Midlands 6.04% 4.73% 3.26%
As % of the Processes & Methodologies category 7.10% 5.62% 3.85%
Number of daily rates quoted 183 146 138
West Midlands median daily rate £450 £400 £407
Median daily rate % change year-on-year +12.50% -1.60% +8.40%
10th Percentile £325 £275 £300
90th Percentile £575 £569 £513
England median daily rate £500 £488 £450
% change year-on-year +2.56% +8.33% +5.88%
Number of hourly rates quoted 1 2 0
West Midlands median hourly rate £55.00 £33.00 -
Median hourly rate % change year-on-year +66.67% - -
England median hourly rate £41.50 £45.00 £42.50
% change year-on-year -7.78% +5.88% +6.25%

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 4,294 3,895 5,242
As % of all contract IT jobs advertised in the West Midlands 85.05% 84.13% 84.51%
Number of daily rates quoted 2,575 2,480 3,111
West Midlands median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £263 £240 £250
90th Percentile £575 £550 £550
England median daily rate £473 £450 £425
% change year-on-year +5.00% +5.88% +3.03%
Number of hourly rates quoted 190 135 141
West Midlands median hourly rate £15.00 £24.98 £17.50
Median hourly rate % change year-on-year -39.95% +42.74% -18.60%
10th Percentile £11.00 £11.25 £10.75
90th Percentile £32.63 £53.75 £39.50
England median hourly rate £21.00 £24.82 £22.50
% change year-on-year -15.39% +10.31% +3.52%

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 20 October 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 20 October 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 +28 118 £450 +33.33% 35
Shropshire -12 78 £500 -9.09% 8
Coventry -3 64 £450 +5.88% 6
Staffordshire -7 10 £325 -7.80% 11
Solihull +4 7 £400 +10.34% 8
Herefordshire -13 3 £451 +38.62% 4
Worcestershire - 1 £338 - 6
TDD
England

For the 6 months to 20 October 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.

1 230 (75.41%) Agile Software Development
2 139 (45.57%) Scrum
3 133 (43.61%) JavaScript
4 129 (42.30%) HTML
5 122 (40.00%) CSS
6 121 (39.67%) BDD
7 119 (39.02%) Git (software)
8 116 (38.03%) Continuous Integration
9 109 (35.74%) Java
10 97 (31.80%) Kanban
11 95 (31.15%) .NET
12 94 (30.82%) C#
13 90 (29.51%) Web Services
14 83 (27.21%) MVC
15 80 (26.23%) Spring
16 79 (25.90%) Microservices
17 76 (24.92%) Microsoft Azure
18 71 (23.28%) Jenkins
19 70 (22.95%) SQL Server
20 69 (22.62%) ASP.NET
21 68 (22.30%) Test Automation
21 68 (22.30%) HTML5
22 65 (21.31%) Spring Boot
23 64 (20.98%) DevOps
24 62 (20.33%) SQL
25 61 (20.00%) RESTful
25 61 (20.00%) Docker
26 54 (17.70%) User Experience
26 54 (17.70%) JIRA
27 51 (16.72%) Security Cleared

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 25 (8.20%) Confluence
2 14 (4.59%) WebSphere
3 9 (2.95%) Documentum
4 8 (2.62%) Elasticsearch
5 5 (1.64%) Apache
6 3 (0.98%) Apache Spark
6 3 (0.98%) Appian
6 3 (0.98%) Oracle Workflow
7 2 (0.66%) CMS
7 2 (0.66%) EPiServer
7 2 (0.66%) Sitecore CMS
8 1 (0.33%) Drupal
8 1 (0.33%) Oracle SOA Suite
8 1 (0.33%) SharePoint
Applications
1 12 (3.93%) GIMP
1 12 (3.93%) Photoshop
Business Applications
1 6 (1.97%) Dynamics CRM
2 3 (0.98%) Oracle BPM
2 3 (0.98%) Oracle CRM
2 3 (0.98%) Siebel CRM
3 2 (0.66%) Magento
4 1 (0.33%) Oracle Retail
4 1 (0.33%) Shopify
Cloud Services
1 76 (24.92%) Microsoft Azure
2 45 (14.75%) Amazon AWS
3 15 (4.92%) GitHub
4 14 (4.59%) Google Analytics
5 13 (4.26%) Amazon EC2
6 12 (3.93%) Cloud Computing
7 11 (3.61%) Dynamics 365
8 10 (3.28%) SaaS
8 10 (3.28%) Serverless
9 9 (2.95%) Slack
10 6 (1.97%) Azure Functions
11 4 (1.31%) npm
12 3 (0.98%) Yarn
13 2 (0.66%) IaaS
13 2 (0.66%) PaaS
14 1 (0.33%) Google Cloud Platform
Communications & Networking
1 9 (2.95%) Skype
2 4 (1.31%) SMS
3 3 (0.98%) Internet
4 2 (0.66%) VoIP
Database & Business Intelligence
1 70 (22.95%) SQL Server
2 26 (8.52%) MySQL
2 26 (8.52%) Relational Database
3 23 (7.54%) MongoDB
3 23 (7.54%) PostgreSQL
4 19 (6.23%) NoSQL
5 13 (4.26%) Apache Cassandra
6 8 (2.62%) SQLite
7 7 (2.30%) Oracle Database
8 5 (1.64%) Big Data
8 5 (1.64%) Data Warehouse
9 4 (1.31%) RDBMS
10 3 (0.98%) Redis
10 3 (0.98%) SQL Server Integration Services
11 2 (0.66%) Azure SQL Database
11 2 (0.66%) Hadoop
11 2 (0.66%) HBase
11 2 (0.66%) SQL Server 2014
12 1 (0.33%) RethinkDB
12 1 (0.33%) SQL Server 2012
Development Applications
1 119 (39.02%) Git (software)
2 71 (23.28%) Jenkins
3 54 (17.70%) JIRA
4 49 (16.07%) Selenium
5 36 (11.80%) Cucumber
6 35 (11.48%) Maven
7 32 (10.49%) Mockito
7 32 (10.49%) SonarQube
8 28 (9.18%) Subversion
9 24 (7.87%) JUnit
10 23 (7.54%) DbUnit
10 23 (7.54%) jMock
11 21 (6.89%) gulp
11 21 (6.89%) Visual Studio Team System
12 20 (6.56%) IntelliJ
13 19 (6.23%) Team Foundation Server
13 19 (6.23%) WebDriver
14 15 (4.92%) SoapUI
15 14 (4.59%) SpecFlow
15 14 (4.59%) Visual Studio
General
1 14 (4.59%) Retail
2 10 (3.28%) Finance
3 3 (0.98%) Automotive
3 3 (0.98%) Telecoms
4 2 (0.66%) Back Office
5 1 (0.33%) Electronics
5 1 (0.33%) Games
5 1 (0.33%) Legal
5 1 (0.33%) Manufacturing
5 1 (0.33%) Marketing
Job Titles
1 212 (69.51%) Developer
2 70 (22.95%) Java Developer
3 53 (17.38%) .NET Developer
4 35 (11.48%) Architect
5 29 (9.51%) Agile Developer
6 26 (8.52%) Full Stack Developer
7 21 (6.89%) C# Developer
8 20 (6.56%) Analyst
8 20 (6.56%) Azure Developer
8 20 (6.56%) UI Developer
9 18 (5.90%) Solutions Architect
10 16 (5.25%) Angular Developer
11 15 (4.92%) C# .NET Developer
11 15 (4.92%) HTML CSS Developer
11 15 (4.92%) HTML Developer
11 15 (4.92%) J2EE Developer
11 15 (4.92%) Java/J2EE Developer
12 14 (4.59%) Agile .NET Developer
12 14 (4.59%) JavaScript Developer
12 14 (4.59%) Senior Developer
Libraries, Frameworks & Software Standards
1 129 (42.30%) HTML
2 122 (40.00%) CSS
3 95 (31.15%) .NET
4 90 (29.51%) Web Services
5 80 (26.23%) Spring
6 69 (22.62%) ASP.NET
7 68 (22.30%) HTML5
8 65 (21.31%) Spring Boot
9 61 (20.00%) RESTful
10 51 (16.72%) Apache Camel
11 46 (15.08%) jQuery
12 45 (14.75%) REST
13 43 (14.10%) ASP.NET MVC
14 42 (13.77%) .NET Framework
14 42 (13.77%) SOAP
15 41 (13.44%) CSS3
16 39 (12.79%) AngularJS
17 36 (11.80%) Hibernate
17 36 (11.80%) JSON
17 36 (11.80%) KnockoutJS
Miscellaneous
1 54 (17.70%) User Experience
2 31 (10.16%) Enterprise Software
3 15 (4.92%) Public Cloud
4 12 (3.93%) Mobile App
5 9 (2.95%) iPhone
6 8 (2.62%) Greenfield Project
7 7 (2.30%) NHS
7 7 (2.30%) Self-Motivation
8 5 (1.64%) Digital Media
9 4 (1.31%) Analytical Skills
10 3 (0.98%) Management Information System
11 2 (0.66%) Data Centre
11 2 (0.66%) Data Structures
11 2 (0.66%) iPad
12 1 (0.33%) Blog
12 1 (0.33%) Wiki
Operating Systems
1 22 (7.21%) Linux
2 15 (4.92%) Windows
3 11 (3.61%) Android
4 10 (3.28%) Apple iOS
5 9 (2.95%) Mac OS
6 8 (2.62%) Red Hat Enterprise Linux
7 5 (1.64%) Mac OS X
8 4 (1.31%) Unix
9 1 (0.33%) Ubuntu
Processes & Methodologies
1 230 (75.41%) Agile Software Development
2 139 (45.57%) Scrum
3 121 (39.67%) BDD
4 116 (38.03%) Continuous Integration
5 97 (31.80%) Kanban
6 83 (27.21%) MVC
7 79 (25.90%) Microservices
8 68 (22.30%) Test Automation
9 64 (20.98%) DevOps
10 44 (14.43%) SOLID
11 27 (8.85%) SDLC
12 26 (8.52%) Continuous Deployment
12 26 (8.52%) Open Source
12 26 (8.52%) Prototyping
13 25 (8.20%) Migration
14 24 (7.87%) Wireframes
15 23 (7.54%) SOA
16 22 (7.21%) Deployment Automation
16 22 (7.21%) Service Delivery
17 21 (6.89%) Pair Programming
Programming Languages
1 133 (43.61%) JavaScript
2 109 (35.74%) Java
3 94 (30.82%) C#
4 62 (20.33%) SQL
5 33 (10.82%) Java 8
6 22 (7.21%) Ruby
6 22 (7.21%) Scala
7 17 (5.57%) Python
8 16 (5.25%) PHP
9 14 (4.59%) Groovy
10 10 (3.28%) Apple Swift
10 10 (3.28%) Objective-C
11 9 (2.95%) Bash Shell
12 8 (2.62%) Perl
12 8 (2.62%) TypeScript
13 7 (2.30%) PowerShell
14 5 (1.64%) ES6
15 4 (1.31%) ES7
15 4 (1.31%) ES8
16 2 (0.66%) PHP 7
Qualifications
1 51 (16.72%) Security Cleared
2 43 (14.10%) SC Cleared
3 7 (2.30%) ISTQB
4 6 (1.97%) CITP
4 6 (1.97%) ISEB
5 3 (0.98%) Degree
6 2 (0.66%) BPSS Clearance
6 2 (0.66%) DBS Check
7 1 (0.33%) BC Cleared
Quality Assurance & Compliance
1 24 (7.87%) QA
2 5 (1.64%) PMO
System Software
1 61 (20.00%) Docker
2 17 (5.57%) VMware Infrastructure
3 11 (3.61%) vSphere
4 6 (1.97%) LXC
Systems Management
1 15 (4.92%) Puppet
2 14 (4.59%) Ansible
3 12 (3.93%) Kibana
4 10 (3.28%) Grafana
4 10 (3.28%) Graphite
4 10 (3.28%) HockeyApp
4 10 (3.28%) Kubernetes
5 8 (2.62%) ZABBIX
6 6 (1.97%) Opscode Chef
7 5 (1.64%) Single Sign-On
8 4 (1.31%) Terraform
9 3 (0.98%) Mesos
10 1 (0.33%) Capistrano
10 1 (0.33%) logstash
10 1 (0.33%) Packer
Vendors
1 45 (14.75%) Microsoft
2 20 (6.56%) Oracle
3 17 (5.57%) VMware
4 16 (5.25%) IBM
4 16 (5.25%) Xamarin
5 15 (4.92%) Google
6 13 (4.26%) WSO2
7 11 (3.61%) Splunk
8 10 (3.28%) Twitter
9 9 (2.95%) Apple
9 9 (2.95%) Atlassian
9 9 (2.95%) Pega
10 8 (2.62%) Red Hat
11 4 (1.31%) Hitachi
12 3 (0.98%) Siebel
13 2 (0.66%) ATG
13 2 (0.66%) Jaspersoft
13 2 (0.66%) Sitecore
13 2 (0.66%) Zend
14 1 (0.33%) Progress