Period
to 23 October 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 23 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 > East Midlands
6 months to
23 Oct 2018
Same period 2017 Same period 2016
Rank 39 42 58
Rank change year-on-year +3 +16 +13
Contract jobs citing TDD 136 146 105
As % of all contract IT jobs advertised in the East Midlands 4.95% 4.68% 3.24%
As % of the Processes & Methodologies category 6.08% 5.52% 3.91%
Number of daily rates quoted 107 99 60
East Midlands median daily rate £410 £400 £400
Median daily rate % change year-on-year +2.50% - +6.67%
10th Percentile £319 £313 £313
90th Percentile £538 £533 £538
England median daily rate £500 £488 £450
% change year-on-year +2.56% +8.33% +5.88%
Number of hourly rates quoted 0 0 0
East Midlands median hourly rate - - -
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 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 2,238 2,646 2,688
As % of all contract IT jobs advertised in the East Midlands 81.50% 84.83% 82.84%
Number of daily rates quoted 1,452 1,670 1,740
East Midlands median daily rate £400 £400 £400
10th Percentile £275 £250 £260
90th Percentile £538 £550 £575
England median daily rate £473 £450 £425
% change year-on-year +5.00% +5.88% +3.03%
Number of hourly rates quoted 105 104 62
East Midlands median hourly rate £15.50 £14.75 £14.00
Median hourly rate % change year-on-year +5.08% +5.36% -13.58%
10th Percentile £10.13 £9.65 £8.76
90th Percentile £43.25 £51.00 £42.25
England median hourly rate £21.00 £24.93 £22.50
% change year-on-year -15.75% +10.78% +3.97%

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 23 October 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 23 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
Nottinghamshire +5 63 £413 +4.76% 47
Northamptonshire -5 43 £438 - 8
Leicestershire -6 16 £400 -20.00% 22
Derbyshire +9 7 £400 +6.67% 3
TDD
England

For the 6 months to 23 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 East Midlands region with a requirement for TDD.

1 106 (77.94%) Agile Software Development
2 62 (45.59%) Git (software)
3 59 (43.38%) Java
4 55 (40.44%) Test Automation
5 54 (39.71%) JavaScript
6 51 (37.50%) Scrum
7 42 (30.88%) HTML
8 41 (30.15%) Unit Testing
8 41 (30.15%) Node.js
9 39 (28.68%) AngularJS
9 39 (28.68%) Microservices
10 38 (27.94%) React
11 36 (26.47%) Jenkins
11 36 (26.47%) BDD
11 36 (26.47%) Amazon AWS
12 35 (25.74%) Web Services
13 34 (25.00%) Spring
14 33 (24.26%) CSS
15 32 (23.53%) HTML5
16 31 (22.79%) DevOps
17 30 (22.06%) CSS3
17 30 (22.06%) .NET
18 29 (21.32%) C#
18 29 (21.32%) Docker
19 25 (18.38%) OO
19 25 (18.38%) Selenium
19 25 (18.38%) Front End Development
20 24 (17.65%) Continuous Integration
20 24 (17.65%) Finance
21 23 (16.91%) jQuery

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 (4.41%) Tomcat
2 5 (3.68%) Cloud Foundry
3 4 (2.94%) Confluence
3 4 (2.94%) JBoss
4 1 (0.74%) Apache
4 1 (0.74%) Apache Solr
4 1 (0.74%) Elasticsearch
4 1 (0.74%) IIS
4 1 (0.74%) NServiceBus
4 1 (0.74%) SAS
4 1 (0.74%) Umbraco
4 1 (0.74%) WebLogic
4 1 (0.74%) WildFly
Applications
1 1 (0.74%) Chatbot
Cloud Services
1 36 (26.47%) Amazon AWS
2 17 (12.50%) Microsoft Azure
3 9 (6.62%) npm
4 7 (5.15%) Google Cloud Platform
4 7 (5.15%) OpenShift
5 4 (2.94%) Tricentis Tosca
6 2 (1.47%) PaaS
6 2 (1.47%) SaaS
7 1 (0.74%) GitHub
7 1 (0.74%) Sauce Labs
Communications & Networking
1 1 (0.74%) Internet
1 1 (0.74%) SMS
Database & Business Intelligence
1 13 (9.56%) Relational Database
1 13 (9.56%) SQL Server
2 12 (8.82%) NoSQL
3 11 (8.09%) MySQL
4 9 (6.62%) MongoDB
5 7 (5.15%) Redis
6 5 (3.68%) Data Warehouse
7 4 (2.94%) Amazon DynamoDB
7 4 (2.94%) Apache Cassandra
8 2 (1.47%) Hadoop
9 1 (0.74%) Azure SQL Database
9 1 (0.74%) GIS
9 1 (0.74%) PostgreSQL
9 1 (0.74%) RDBMS
9 1 (0.74%) SAP HANA
Development Applications
1 62 (45.59%) Git (software)
2 36 (26.47%) Jenkins
3 25 (18.38%) Selenium
4 23 (16.91%) Cucumber
5 20 (14.71%) gulp
6 19 (13.97%) Grunt
6 19 (13.97%) Maven
6 19 (13.97%) webpack
7 16 (11.76%) JIRA
8 14 (10.29%) SonarQube
8 14 (10.29%) Subversion
9 12 (8.82%) Bitbucket
9 12 (8.82%) JUnit
10 11 (8.09%) SoapUI
11 8 (5.88%) Jasmine
12 7 (5.15%) Atlassian Bamboo
13 6 (4.41%) Bower
13 6 (4.41%) LoadUI
13 6 (4.41%) Yeoman
14 5 (3.68%) Travis CI
General
1 24 (17.65%) Finance
2 5 (3.68%) Retail
3 4 (2.94%) Banking
4 3 (2.21%) Marketing
5 2 (1.47%) Automotive
5 2 (1.47%) Legal
6 1 (0.74%) Advertising
6 1 (0.74%) Investment Banking
Job Titles
1 101 (74.26%) Developer
2 28 (20.59%) Java Developer
3 23 (16.91%) .NET Developer
4 14 (10.29%) UI Developer
5 13 (9.56%) Front End Developer (Client-Side Developer)
6 12 (8.82%) PHP Developer
7 10 (7.35%) React Developer
8 8 (5.88%) C# Developer
9 7 (5.15%) C# .NET Developer
10 6 (4.41%) Full Stack Developer
10 6 (4.41%) JavaScript Developer
10 6 (4.41%) Scala Developer
10 6 (4.41%) Tester
11 5 (3.68%) Angular Developer
11 5 (3.68%) Automation Tester
11 5 (3.68%) Lead DevOps
11 5 (3.68%) Software Engineer
12 4 (2.94%) Agile Developer
12 4 (2.94%) Analyst
12 4 (2.94%) MySQL Developer
Libraries, Frameworks & Software Standards
1 42 (30.88%) HTML
2 41 (30.15%) Node.js
3 39 (28.68%) AngularJS
4 38 (27.94%) React
5 35 (25.74%) Web Services
6 34 (25.00%) Spring
7 33 (24.26%) CSS
8 32 (23.53%) HTML5
9 30 (22.06%) .NET
9 30 (22.06%) CSS3
10 23 (16.91%) jQuery
11 19 (13.97%) RESTful
12 18 (13.24%) ASP.NET
12 18 (13.24%) JSON
13 17 (12.50%) Sass
14 15 (11.03%) ASP.NET MVC
15 14 (10.29%) Spring Boot
15 14 (10.29%) XML
16 13 (9.56%) Redux
17 12 (8.82%) Hibernate
Miscellaneous
1 15 (11.03%) Computer Science
2 8 (5.88%) User Experience
3 6 (4.41%) Analytical Skills
3 6 (4.41%) Public Cloud
4 4 (2.94%) Greenfield Project
5 3 (2.21%) Credit Risk
6 2 (1.47%) Mobile App
6 2 (1.47%) NHS
7 1 (0.74%) GPGPU
7 1 (0.74%) IVR
7 1 (0.74%) Self-Motivation
Operating Systems
1 11 (8.09%) Linux
2 10 (7.35%) Windows
3 5 (3.68%) Mac OS
4 3 (2.21%) Android
5 2 (1.47%) Solaris
6 1 (0.74%) Apple iOS
6 1 (0.74%) Mac OS X
6 1 (0.74%) Unix
Processes & Methodologies
1 106 (77.94%) Agile Software Development
2 55 (40.44%) Test Automation
3 51 (37.50%) Scrum
4 41 (30.15%) Unit Testing
5 39 (28.68%) Microservices
6 36 (26.47%) BDD
7 31 (22.79%) DevOps
8 25 (18.38%) Front End Development
8 25 (18.38%) OO
9 24 (17.65%) Continuous Integration
10 18 (13.24%) Kanban
10 18 (13.24%) MVC
11 16 (11.76%) Pair Programming
12 15 (11.03%) SOA
13 13 (9.56%) Software Engineering
14 12 (8.82%) User Stories
15 11 (8.09%) Mentoring
15 11 (8.09%) OOP
16 10 (7.35%) SOLID
17 9 (6.62%) E-Commerce
Programming Languages
1 59 (43.38%) Java
2 54 (39.71%) JavaScript
3 29 (21.32%) C#
4 14 (10.29%) SQL
5 13 (9.56%) ES6
6 12 (8.82%) PHP
7 11 (8.09%) Java 8
8 8 (5.88%) PowerShell
9 7 (5.15%) Groovy
9 7 (5.15%) Python
9 7 (5.15%) Scala
10 2 (1.47%) Jython
10 2 (1.47%) VB.NET
11 1 (0.74%) Apple Swift
11 1 (0.74%) Bash Shell
11 1 (0.74%) GLSL
11 1 (0.74%) T-SQL
11 1 (0.74%) TypeScript
Qualifications
1 12 (8.82%) Degree
2 8 (5.88%) Computer Science Degree
3 7 (5.15%) Master's Degree
4 3 (2.21%) ISEB
4 3 (2.21%) ISTQB
5 1 (0.74%) SC Cleared
5 1 (0.74%) Security Cleared
Quality Assurance & Compliance
1 9 (6.62%) QA
2 2 (1.47%) PMO
2 2 (1.47%) WCAG
System Software
1 29 (21.32%) Docker
Systems Management
1 11 (8.09%) Opscode Chef
2 8 (5.88%) Ansible
3 7 (5.15%) Kubernetes
4 6 (4.41%) Puppet
5 4 (2.94%) OpenView
5 4 (2.94%) SCOM
5 4 (2.94%) ZABBIX
6 3 (2.21%) Terraform
7 1 (0.74%) HP Quality Center
7 1 (0.74%) logstash
Vendors
1 20 (14.71%) Microsoft
2 10 (7.35%) Oracle
3 7 (5.15%) Google
4 6 (4.41%) Red Hat
5 5 (3.68%) HP
5 5 (3.68%) Perforce
6 2 (1.47%) Atlassian
6 2 (1.47%) MuleSoft
6 2 (1.47%) Splunk
7 1 (0.74%) Ab Initio
7 1 (0.74%) SAP
7 1 (0.74%) Twitter
7 1 (0.74%) Xamarin