Period
to 18 November 2017

The following table provides summary statistics for contract job vacancies advertised in the 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 18 November 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 > Midlands
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 34 59 63
Rank change year-on-year +25 +4 +31
Contract jobs citing TDD 414 313 233
As % of all contract IT jobs advertised in the Midlands 5.09% 3.19% 2.74%
As % of the Processes & Methodologies category 6.12% 3.86% 3.46%
Number of daily rates quoted 277 190 165
Midlands median daily rate £390 £400 £375
Median daily rate % change year-on-year -2.50% +6.67% -
10th Percentile £270 £306 £300
90th Percentile £538 £525 £500
England median daily rate £500 £460 £438
% change year-on-year +8.70% +5.14% +2.94%
Number of hourly rates quoted 2 0 1
Midlands median hourly rate £33.00 - £50.00
England median hourly rate £45.00 £42.50 £40.00
% change year-on-year +5.88% +6.25% +14.29%

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 Midlands with a requirement for process or methodology skills.

All Process and Methodology Skills
Midlands
Contract vacancies with a requirement for process or methodology skills 6763 8113 6733
As % of all contract IT jobs advertised in the Midlands 83.20% 82.62% 79.11%
Number of daily rates quoted 4306 4956 3980
Midlands median daily rate £400 £400 £375
Median daily rate % change year-on-year - +6.67% +3.45%
10th Percentile £250 £250 £231
90th Percentile £550 £575 £538
England median daily rate £450 £425 £420
% change year-on-year +5.88% +1.19% +5.00%
Number of hourly rates quoted 239 206 258
Midlands median hourly rate £21.24 £16.30 £18.76
Median hourly rate % change year-on-year +30.35% -13.14% +4.22%
10th Percentile £10.57 £10.50 £11.00
90th Percentile £49.00 £39.75 £42.33
England median hourly rate £24.00 £24.41 £22.50
% change year-on-year -1.68% +8.49% +18.42%

TDD
Job Vacancy Trend in the Midlands

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

Job vacancy trend for TDD in the Midlands

TDD
Contractor Daily Rate Trend in the Midlands

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

Contractor daily rate trend for TDD in the Midlands

TDD
Contractor Daily Rate Histogram in the Midlands

The daily rate distribution of IT jobs citing TDD in the Midlands over the 6 months to 18 November 2017.

Contractor daily rate histogram for TDD in the Midlands

TDD
Contractor Hourly Rate Trend in the Midlands

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

Contractor hourly rate trend for TDD in the Midlands

TDD
Contract Job Locations in the 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 Midlands region over the 6 months to 18 November 2017. 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
West Midlands +31 241 £400 -3.03% 21
East Midlands +26 172 £388 - 32
TDD
England

For the 6 months to 18 November 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 Midlands region with a requirement for TDD.

1 340 (82.13%) Agile Software Development
2 164 (39.61%) Scrum
2 164 (39.61%) BDD
3 146 (35.27%) .NET
4 142 (34.30%) C#
4 142 (34.30%) HTML
5 141 (34.06%) CSS
6 139 (33.57%) Git (software)
7 135 (32.61%) JavaScript
8 121 (29.23%) Java
9 111 (26.81%) Kanban
10 104 (25.12%) MVC
11 99 (23.91%) Test Automation
12 95 (22.95%) Continuous Integration
13 88 (21.26%) HTML5
14 81 (19.57%) Jenkins
15 79 (19.08%) Web Services
16 75 (18.12%) SQL Server
17 74 (17.87%) SQL
17 74 (17.87%) Spring
18 73 (17.63%) CSS3
19 67 (16.18%) Node.js
20 66 (15.94%) AngularJS
20 66 (15.94%) ASP.NET Web API
21 64 (15.46%) Maven
22 63 (15.22%) Microsoft Azure
23 61 (14.73%) RESTful
24 57 (13.77%) Unit Testing
25 55 (13.29%) jQuery
26 52 (12.56%) MongoDB

TDD
Co-occurring IT Skills in the 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 24 (5.80%) Oracle SOA Suite
2 21 (5.07%) Confluence
3 17 (4.11%) CMS
4 15 (3.62%) JBoss
5 13 (3.14%) Apache Spark
5 13 (3.14%) Elasticsearch
6 12 (2.90%) WildFly
7 11 (2.66%) GlassFish
8 8 (1.93%) DNN
9 6 (1.45%) Mule
10 4 (0.97%) Mule ESB
10 4 (0.97%) Tomcat
10 4 (0.97%) WebLogic
10 4 (0.97%) WebSphere
11 3 (0.72%) Apache
11 3 (0.72%) OpenStack
12 2 (0.48%) Cloud Foundry
12 2 (0.48%) Liferay
12 2 (0.48%) Umbraco
12 2 (0.48%) WordPress
Applications
1 3 (0.72%) Photoshop
2 1 (0.24%) Adobe After Effects
2 1 (0.24%) Adobe Creative Suite
2 1 (0.24%) Adobe Illustrator
2 1 (0.24%) Fireworks
2 1 (0.24%) GIMP
Business Applications
1 2 (0.48%) Dynamics AX
2 1 (0.24%) Dynamics CRM
2 1 (0.24%) Magento
2 1 (0.24%) Oracle SCM
Cloud Services
1 63 (15.22%) Microsoft Azure
2 42 (10.14%) Amazon AWS
3 11 (2.66%) Cloud Computing
4 9 (2.17%) npm
5 8 (1.93%) PaaS
6 6 (1.45%) IaaS
7 5 (1.21%) Amazon EC2
7 5 (1.21%) SaaS
8 3 (0.72%) GitHub
9 2 (0.48%) BlazeMeter
9 2 (0.48%) Google Analytics
10 1 (0.24%) Dynamics 365
Communications & Networking
1 12 (2.90%) HTTP
2 11 (2.66%) SSL
3 4 (0.97%) Internet
4 3 (0.72%) AMQP
4 3 (0.72%) Bluetooth
4 3 (0.72%) Wi-Fi
5 2 (0.48%) Firewall
5 2 (0.48%) TCP/IP
Database & Business Intelligence
1 75 (18.12%) SQL Server
2 52 (12.56%) MongoDB
3 42 (10.14%) NoSQL
4 32 (7.73%) MySQL
5 31 (7.49%) PostgreSQL
6 21 (5.07%) Relational Database
7 18 (4.35%) Apache Cassandra
8 14 (3.38%) Hadoop
8 14 (3.38%) RDBMS
9 13 (3.14%) Big Data
9 13 (3.14%) Oracle Database
10 10 (2.42%) SQL Server 2014
11 8 (1.93%) SQL Server Integration Services
12 7 (1.69%) Data Warehouse
12 7 (1.69%) Redis
13 3 (0.72%) Apache Hive
13 3 (0.72%) Couchbase
14 2 (0.48%) MariaDB
14 2 (0.48%) SQL Server 2016
14 2 (0.48%) SQL Server Reporting Services
Development Applications
1 139 (33.57%) Git (software)
2 81 (19.57%) Jenkins
3 64 (15.46%) Maven
4 49 (11.84%) JUnit
5 36 (8.70%) JIRA
6 27 (6.52%) Cucumber
7 26 (6.28%) Selenium
8 23 (5.56%) Subversion
9 22 (5.31%) SonarQube
9 22 (5.31%) SpecFlow
10 18 (4.35%) gulp
10 18 (4.35%) Visual Studio
11 16 (3.86%) Sonatype Nexus
12 14 (3.38%) Mockito
13 12 (2.90%) jMock
13 12 (2.90%) NUnit
14 11 (2.66%) DbUnit
14 11 (2.66%) Grunt
14 11 (2.66%) Hudson
14 11 (2.66%) JBehave
General
1 40 (9.66%) Finance
2 15 (3.62%) Banking
3 10 (2.42%) Marketing
4 8 (1.93%) Retail
5 7 (1.69%) Advertising
6 5 (1.21%) Manufacturing
7 4 (0.97%) Games
7 4 (0.97%) Telecoms
8 3 (0.72%) Electronics
9 2 (0.48%) Automotive
9 2 (0.48%) Billing
9 2 (0.48%) General Ledger
10 1 (0.24%) Pharmaceutical
10 1 (0.24%) Retail Banking
Job Titles
1 300 (72.46%) Developer
2 86 (20.77%) .NET Developer
3 60 (14.49%) Java Developer
4 42 (10.14%) C# Developer
5 40 (9.66%) Front End Developer (Client-Side Developer)
6 29 (7.00%) Lead Developer
7 28 (6.76%) C# .NET Developer
8 27 (6.52%) Agile Developer
8 27 (6.52%) Senior Developer
9 24 (5.80%) Web Developer
10 22 (5.31%) Azure Developer
10 22 (5.31%) Full Stack Developer
11 21 (5.07%) ASP.NET MVC Developer
12 20 (4.83%) Test Leader
13 19 (4.59%) Architect
14 18 (4.35%) Agile .NET Developer
15 17 (4.11%) Angular Developer
16 16 (3.86%) DevOps Engineer
16 16 (3.86%) Digital Developer
17 14 (3.38%) Scrum Master
Libraries, Frameworks & Software Standards
1 146 (35.27%) .NET
2 142 (34.30%) HTML
3 141 (34.06%) CSS
4 88 (21.26%) HTML5
5 79 (19.08%) Web Services
6 74 (17.87%) Spring
7 73 (17.63%) CSS3
8 67 (16.18%) Node.js
9 66 (15.94%) AngularJS
9 66 (15.94%) ASP.NET Web API
10 61 (14.73%) RESTful
11 55 (13.29%) jQuery
12 47 (11.35%) ASP.NET
13 45 (10.87%) .NET Framework
14 41 (9.90%) ASP.NET MVC
15 37 (8.94%) Spring Boot
16 35 (8.45%) JSON
17 34 (8.21%) React
17 34 (8.21%) SOAP
18 33 (7.97%) REST
Miscellaneous
1 40 (9.66%) Digital Media
2 31 (7.49%) Enterprise Software
3 26 (6.28%) User Experience
4 24 (5.80%) Computer Science
5 15 (3.62%) Mobile App
6 14 (3.38%) Greenfield Project
7 13 (3.14%) Wiki
8 2 (0.48%) Analytical Skills
8 2 (0.48%) Credit Risk
9 1 (0.24%) Animation
9 1 (0.24%) Life Science
9 1 (0.24%) Mainframe
9 1 (0.24%) Management Information System
Operating Systems
1 30 (7.25%) Windows
2 28 (6.76%) Linux
3 16 (3.86%) Android
3 16 (3.86%) Apple iOS
3 16 (3.86%) Red Hat Enterprise Linux
4 7 (1.69%) Unix
5 5 (1.21%) Mac OS X
6 2 (0.48%) AIX
6 2 (0.48%) HPUX
6 2 (0.48%) Solaris
6 2 (0.48%) VMS
6 2 (0.48%) Windows 10
7 1 (0.24%) CentOS
7 1 (0.24%) Ubuntu
7 1 (0.24%) zOS
Processes & Methodologies
1 340 (82.13%) Agile Software Development
2 164 (39.61%) BDD
2 164 (39.61%) Scrum
3 111 (26.81%) Kanban
4 104 (25.12%) MVC
5 99 (23.91%) Test Automation
6 95 (22.95%) Continuous Integration
7 57 (13.77%) Unit Testing
8 47 (11.35%) Front End Development
9 44 (10.63%) OO
9 44 (10.63%) SOA
10 42 (10.14%) Microservices
11 39 (9.42%) SDLC
12 36 (8.70%) SOLID
13 35 (8.45%) Open Source
14 32 (7.73%) Dependency Injection
14 32 (7.73%) DevOps
14 32 (7.73%) Web Development
15 29 (7.00%) Mathematics
15 29 (7.00%) Responsive Web Design
Programming Languages
1 142 (34.30%) C#
2 135 (32.61%) JavaScript
3 121 (29.23%) Java
4 74 (17.87%) SQL
5 20 (4.83%) Scala
6 18 (4.35%) Python
6 18 (4.35%) TypeScript
7 16 (3.86%) Perl
8 14 (3.38%) Ruby
9 11 (2.66%) PHP
10 8 (1.93%) ES6
11 4 (0.97%) Objective-C
11 4 (0.97%) VB.NET
12 3 (0.72%) Apple Swift
12 3 (0.72%) Groovy
12 3 (0.72%) PHP 7
12 3 (0.72%) PL/SQL
12 3 (0.72%) R
13 2 (0.48%) X++
13 2 (0.48%) XPath
Qualifications
1 24 (5.80%) Degree
2 18 (4.35%) Security Cleared
3 12 (2.90%) ISEB
3 12 (2.90%) ISTQB
4 6 (1.45%) Computer Science Degree
5 5 (1.21%) SC Cleared
6 4 (0.97%) DBS Check
7 3 (0.72%) Master's Degree
8 1 (0.24%) BPSS Clearance
Quality Assurance & Compliance
1 17 (4.11%) QA
2 3 (0.72%) Disclosure Scotland
3 1 (0.24%) WCAG
System Software
1 50 (12.08%) Docker
2 5 (1.21%) VMware Infrastructure
2 5 (1.21%) vSphere
Systems Management
1 23 (5.56%) Puppet
2 14 (3.38%) ZABBIX
3 9 (2.17%) Ansible
4 5 (1.21%) Opscode Chef
5 2 (0.48%) Systems Management Server (SMS)
6 1 (0.24%) Kubernetes
Vendors
1 42 (10.14%) Oracle
2 18 (4.35%) Microsoft
3 16 (3.86%) Red Hat
4 15 (3.62%) Perforce
5 7 (1.69%) WSO2
6 5 (1.21%) VMware
7 4 (0.97%) Capita
7 4 (0.97%) MuleSoft
7 4 (0.97%) Zend
8 3 (0.72%) Google
8 3 (0.72%) SAP
9 2 (0.48%) Pega
9 2 (0.48%) Sitecore
9 2 (0.48%) webMethods
10 1 (0.24%) Adobe
10 1 (0.24%) CA Agile Central
10 1 (0.24%) Talend