Period
to 13 December 2018

The following table provides summary statistics for contract job vacancies advertised in the East 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 13 December 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 > East Midlands
6 months to
13 Dec 2018
Same period 2017 Same period 2016
Rank 45 36 51
Rank change year-on-year -9 +15 +16
Contract jobs citing TDD 117 156 110
As % of all contract IT jobs advertised in the East Midlands 4.35% 4.87% 3.42%
As % of the Processes & Methodologies category 5.29% 5.79% 4.13%
Number of daily rates quoted 95 106 52
East Midlands median daily rate £450 £391 £380
Median daily rate % change year-on-year +15.09% +2.89% -10.59%
10th Percentile £340 £310 £292
90th Percentile £538 £506 £520
England median daily rate £513 £500 £460
% change year-on-year +2.50% +8.70% +2.22%
Number of hourly rates quoted 0 0 0
East Midlands median hourly rate - - -
England median hourly rate £43.75 £45.00 £42.50
% change year-on-year -2.78% +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 East Midlands with a requirement for process or methodology skills.

All Process and Methodology Skills
East Midlands
Contract vacancies with a requirement for process or methodology skills 2,212 2,692 2,663
As % of all contract IT jobs advertised in the East Midlands 82.23% 84.10% 82.68%
Number of daily rates quoted 1,445 1,709 1,680
East Midlands median daily rate £404 £388 £400
Median daily rate % change year-on-year +4.26% -3.13% +6.67%
10th Percentile £275 £247 £230
90th Percentile £550 £550 £575
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% -
Number of hourly rates quoted 105 98 75
East Midlands median hourly rate £14.88 £15.20 £14.00
Median hourly rate % change year-on-year -2.11% +8.57% -12.50%
10th Percentile £9.52 £9.79 £8.76
90th Percentile £33.25 £47.50 £41.50
England median hourly rate £22.00 £24.69 £22.84
% change year-on-year -10.88% +8.10% +3.80%

TDD
Job Vacancy Trend in the East Midlands

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

Job vacancy trend for TDD in the East Midlands

TDD
Contractor Daily Rate Trend in the East Midlands

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

Contractor daily rate trend for TDD in the East Midlands

TDD
Contractor Daily Rate Histogram in the East Midlands

The daily rate distribution of IT jobs citing TDD in the East Midlands over the 6 months to 13 December 2018.

Contractor daily rate histogram for TDD in the East Midlands

TDD
Contractor Hourly Rate Trend in the East Midlands

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

Contractor hourly rate trend for TDD in the East Midlands

TDD
Contract Job Locations in the East 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 East Midlands region over the 6 months to 13 December 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
Nottinghamshire +13 71 £475 +20.63% 29
Northamptonshire -29 27 £450 +9.76% 14
Leicestershire +8 16 £401 +10.48% 14
Derbyshire -7 1 - - 5
TDD
England

For the 6 months to 13 December 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 East Midlands region with a requirement for TDD.

1 101 (86.32%) Agile Software Development
2 62 (52.99%) Git (software)
3 51 (43.59%) Amazon AWS
4 49 (41.88%) Scrum
5 48 (41.03%) Test Automation
6 47 (40.17%) Java
7 43 (36.75%) JavaScript
8 40 (34.19%) Microservices
9 38 (32.48%) Jenkins
10 37 (31.62%) Web Services
11 35 (29.91%) HTML
12 34 (29.06%) Docker
13 33 (28.21%) Unit Testing
13 33 (28.21%) Node.js
14 30 (25.64%) CSS
14 30 (25.64%) React
15 28 (23.93%) Spring
16 27 (23.08%) HTML5
17 26 (22.22%) BDD
18 25 (21.37%) CSS3
18 25 (21.37%) AngularJS
19 23 (19.66%) .NET
20 21 (17.95%) PHP
20 21 (17.95%) Continuous Integration
20 21 (17.95%) DevOps
21 20 (17.09%) Maven
21 20 (17.09%) ASP.NET
21 20 (17.09%) Microsoft
22 19 (16.24%) Finance
22 19 (16.24%) MySQL

TDD
Co-occurring IT Skills in the East 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 6 (5.13%) Confluence
2 5 (4.27%) Cloud Foundry
3 4 (3.42%) Tomcat
4 2 (1.71%) JBoss
4 2 (1.71%) Umbraco
5 1 (0.85%) NServiceBus
5 1 (0.85%) SAS
Cloud Services
1 51 (43.59%) Amazon AWS
2 13 (11.11%) Microsoft Azure
3 7 (5.98%) Google Cloud Platform
3 7 (5.98%) OpenShift
4 5 (4.27%) npm
5 4 (3.42%) Tricentis Tosca
6 2 (1.71%) PaaS
6 2 (1.71%) SaaS
7 1 (0.85%) GitHub
7 1 (0.85%) Sauce Labs
Communications & Networking
1 1 (0.85%) Internet
Database & Business Intelligence
1 19 (16.24%) MySQL
2 11 (9.40%) Relational Database
2 11 (9.40%) SQL Server
3 9 (7.69%) NoSQL
4 8 (6.84%) MongoDB
5 6 (5.13%) Data Warehouse
6 5 (4.27%) Redis
7 4 (3.42%) Amazon DynamoDB
7 4 (3.42%) Apache Cassandra
8 2 (1.71%) Amazon Aurora
9 1 (0.85%) Azure SQL Database
9 1 (0.85%) GIS
9 1 (0.85%) Hadoop
9 1 (0.85%) RDBMS
9 1 (0.85%) SAP HANA
Development Applications
1 62 (52.99%) Git (software)
2 38 (32.48%) Jenkins
3 20 (17.09%) Maven
4 18 (15.38%) Cucumber
5 17 (14.53%) gulp
6 16 (13.68%) JIRA
6 16 (13.68%) Selenium
6 16 (13.68%) webpack
7 12 (10.26%) Grunt
8 11 (9.40%) JUnit
9 10 (8.55%) Bitbucket
9 10 (8.55%) Subversion
9 10 (8.55%) Travis CI
10 9 (7.69%) Jasmine
11 8 (6.84%) Bower
11 8 (6.84%) SoapUI
11 8 (6.84%) Yeoman
12 7 (5.98%) Atlassian Bamboo
12 7 (5.98%) Spock
13 5 (4.27%) SonarQube
General
1 19 (16.24%) Finance
2 5 (4.27%) Marketing
3 4 (3.42%) Retail
4 3 (2.56%) Legal
5 1 (0.85%) Advertising
5 1 (0.85%) Automotive
5 1 (0.85%) Banking
5 1 (0.85%) Investment Banking
5 1 (0.85%) Publishing
Job Titles
1 97 (82.91%) Developer
2 25 (21.37%) Java Developer
3 21 (17.95%) PHP Developer
4 16 (13.68%) .NET Developer
5 13 (11.11%) Front End Developer (Client-Side Developer)
6 8 (6.84%) UI Developer
7 7 (5.98%) MySQL Developer
7 7 (5.98%) Senior Developer
8 6 (5.13%) Agile Developer
8 6 (5.13%) PHP MySQL Developer
8 6 (5.13%) Software Engineer
9 5 (4.27%) Android Developer
9 5 (4.27%) Developer/Software Engineer
9 5 (4.27%) Lead DevOps
9 5 (4.27%) PHP Software Engineer
9 5 (4.27%) React Developer
9 5 (4.27%) Software Developer
10 4 (3.42%) Automation Tester
10 4 (3.42%) C# Developer
10 4 (3.42%) Tester
Libraries, Frameworks & Software Standards
1 37 (31.62%) Web Services
2 35 (29.91%) HTML
3 33 (28.21%) Node.js
4 30 (25.64%) CSS
4 30 (25.64%) React
5 28 (23.93%) Spring
6 27 (23.08%) HTML5
7 25 (21.37%) AngularJS
7 25 (21.37%) CSS3
8 23 (19.66%) .NET
9 20 (17.09%) ASP.NET
10 19 (16.24%) RESTful
11 17 (14.53%) Sass
12 16 (13.68%) ASP.NET MVC
12 16 (13.68%) jQuery
12 16 (13.68%) LAMP
12 16 (13.68%) Spring Boot
13 13 (11.11%) JSON
14 10 (8.55%) RabbitMQ
14 10 (8.55%) Redux
Miscellaneous
1 7 (5.98%) Analytical Skills
1 7 (5.98%) User Experience
2 6 (5.13%) Public Cloud
3 5 (4.27%) Credit Risk
4 4 (3.42%) Mobile App
5 3 (2.56%) Greenfield Project
6 2 (1.71%) iPad
6 2 (1.71%) iPhone
6 2 (1.71%) NHS
7 1 (0.85%) Client/Server
7 1 (0.85%) GPGPU
7 1 (0.85%) Self-Motivation
Operating Systems
1 6 (5.13%) Android
2 4 (3.42%) Apple iOS
3 3 (2.56%) Linux
4 1 (0.85%) Mac OS X
4 1 (0.85%) Unix
4 1 (0.85%) Windows
Processes & Methodologies
1 101 (86.32%) Agile Software Development
2 49 (41.88%) Scrum
3 48 (41.03%) Test Automation
4 40 (34.19%) Microservices
5 33 (28.21%) Unit Testing
6 26 (22.22%) BDD
7 21 (17.95%) Continuous Integration
7 21 (17.95%) DevOps
8 19 (16.24%) Front End Development
9 18 (15.38%) MVC
10 16 (13.68%) Computer Science
11 15 (12.82%) Kanban
11 15 (12.82%) OO
12 14 (11.97%) Software Engineering
13 13 (11.11%) Collaborative Working
14 12 (10.26%) User Stories
15 11 (9.40%) Pair Programming
15 11 (9.40%) SOA
15 11 (9.40%) SOLID
16 10 (8.55%) Responsive Web Design
Programming Languages
1 47 (40.17%) Java
2 43 (36.75%) JavaScript
3 21 (17.95%) PHP
4 17 (14.53%) C#
5 10 (8.55%) SQL
6 8 (6.84%) Java 8
6 8 (6.84%) Python
7 7 (5.98%) ES6
7 7 (5.98%) Groovy
8 5 (4.27%) PowerShell
9 4 (3.42%) Scala
10 3 (2.56%) Apple Swift
10 3 (2.56%) TypeScript
11 2 (1.71%) Jython
11 2 (1.71%) Kotlin
11 2 (1.71%) Objective-C
11 2 (1.71%) PHP 7
11 2 (1.71%) VB.NET
12 1 (0.85%) Go
12 1 (0.85%) PHP 4
Qualifications
1 10 (8.55%) Degree
2 7 (5.98%) Computer Science Degree
3 5 (4.27%) Master's Degree
4 2 (1.71%) SC Cleared
4 2 (1.71%) Security Cleared
Quality Assurance & Compliance
1 5 (4.27%) QA
2 2 (1.71%) PMO
2 2 (1.71%) WCAG
System Software
1 34 (29.06%) Docker
Systems Management
1 8 (6.84%) Ansible
2 7 (5.98%) Kubernetes
2 7 (5.98%) Opscode Chef
3 6 (5.13%) Puppet
4 4 (3.42%) OpenView
4 4 (3.42%) SCOM
4 4 (3.42%) ZABBIX
5 3 (2.56%) Terraform
6 1 (0.85%) HP Quality Center
Vendors
1 20 (17.09%) Microsoft
2 8 (6.84%) Oracle
3 6 (5.13%) Google
3 6 (5.13%) Red Hat
4 5 (4.27%) HP
5 2 (1.71%) Atlassian
6 1 (0.85%) Perforce
6 1 (0.85%) SAP
6 1 (0.85%) Splunk
6 1 (0.85%) Xamarin