Period
to 21 November 2017

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 21 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 > East Midlands
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 32 55 63
Rank change year-on-year +23 +8 +10
Contract jobs citing TDD 171 111 79
As % of all contract IT jobs advertised in the East Midlands 5.31% 3.39% 2.50%
As % of the Processes & Methodologies category 6.39% 4.13% 3.18%
Number of daily rates quoted 114 57 75
East Midlands median daily rate £389 £383 £380
Median daily rate % change year-on-year +1.63% +0.66% +8.57%
10th Percentile £286 £300 £313
90th Percentile £500 £530 £500
England median daily rate £500 £460 £443
% change year-on-year +8.70% +3.84% +4.23%
Number of hourly rates quoted 0 0 1
East Midlands median hourly rate - - £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 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 2675 2688 2485
As % of all contract IT jobs advertised in the East Midlands 83.13% 82.18% 78.59%
Number of daily rates quoted 1702 1703 1574
East Midlands median daily rate £400 £400 £375
Median daily rate % change year-on-year - +6.67% -
10th Percentile £250 £249 £225
90th Percentile £550 £575 £538
England median daily rate £450 £425 £423
% change year-on-year +5.88% +0.47% +5.75%
Number of hourly rates quoted 99 68 83
East Midlands median hourly rate £15.50 £14.00 £16.20
Median hourly rate % change year-on-year +10.71% -13.58% +1.25%
10th Percentile £9.31 £8.76 £11.00
90th Percentile £51.00 £40.75 £40.20
England median hourly rate £23.75 £24.42 £22.50
% change year-on-year -2.74% +8.53% +18.42%

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 21 November 2017.

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 21 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
Nottinghamshire +20 61 £375 - 18
Northamptonshire +16 58 £418 +4.38% 7
Leicestershire -11 27 £344 - 3
Lincolnshire +4 20 £413 - 3
Derbyshire +11 18 £375 +36.36% 6
TDD
England

For the 6 months to 21 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 East Midlands region with a requirement for TDD.

1 140 (81.87%) Agile Software Development
2 67 (39.18%) C#
2 67 (39.18%) .NET
3 63 (36.84%) Scrum
4 61 (35.67%) Git (software)
5 60 (35.09%) CSS
6 58 (33.92%) HTML
6 58 (33.92%) JavaScript
7 51 (29.82%) Java
7 51 (29.82%) Node.js
8 49 (28.65%) BDD
9 46 (26.90%) Test Automation
10 41 (23.98%) SQL
11 35 (20.47%) Unit Testing
12 34 (19.88%) Docker
13 33 (19.30%) Finance
14 32 (18.71%) HTML5
15 31 (18.13%) MongoDB
15 31 (18.13%) Web Services
15 31 (18.13%) OO
15 31 (18.13%) Jenkins
16 30 (17.54%) MVC
17 28 (16.37%) CSS3
17 28 (16.37%) React
18 27 (15.79%) RESTful
18 27 (15.79%) Continuous Integration
19 26 (15.20%) SQL Server
20 24 (14.04%) Amazon AWS
20 24 (14.04%) AngularJS
20 24 (14.04%) Microservices

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 8 (4.68%) CMS
2 3 (1.75%) Confluence
2 3 (1.75%) OpenStack
3 2 (1.17%) CoreMedia CMS
3 2 (1.17%) Liferay
3 2 (1.17%) MS Exchange
3 2 (1.17%) Umbraco
4 1 (0.58%) Apache Spark
4 1 (0.58%) CICS
4 1 (0.58%) JBoss
4 1 (0.58%) NServiceBus
4 1 (0.58%) WebSphere
4 1 (0.58%) WildFly
Business Applications
1 1 (0.58%) Magento
1 1 (0.58%) Oracle SCM
Cloud Services
1 24 (14.04%) Amazon AWS
2 10 (5.85%) npm
3 9 (5.26%) Microsoft Azure
4 3 (1.75%) Google Analytics
4 3 (1.75%) PaaS
5 2 (1.17%) BlazeMeter
5 2 (1.17%) IaaS
6 1 (0.58%) GitHub
Communications & Networking
1 2 (1.17%) Firewall
Database & Business Intelligence
1 31 (18.13%) MongoDB
2 26 (15.20%) SQL Server
3 19 (11.11%) NoSQL
4 17 (9.94%) Relational Database
5 10 (5.85%) RDBMS
6 9 (5.26%) MySQL
6 9 (5.26%) PostgreSQL
7 8 (4.68%) SQL Server Integration Services
8 7 (4.09%) Data Warehouse
8 7 (4.09%) Redis
9 6 (3.51%) SQL Server 2014
10 3 (1.75%) Apache Hive
10 3 (1.75%) Couchbase
11 1 (0.58%) BusinessObjects
11 1 (0.58%) DB2
11 1 (0.58%) Hadoop
11 1 (0.58%) SQL Server 2016
Development Applications
1 61 (35.67%) Git (software)
2 31 (18.13%) Jenkins
3 21 (12.28%) Cucumber
4 20 (11.70%) JUnit
5 17 (9.94%) gulp
5 17 (9.94%) Selenium
6 15 (8.77%) JIRA
7 12 (7.02%) SonarQube
8 11 (6.43%) NUnit
9 10 (5.85%) Grunt
10 9 (5.26%) webpack
11 8 (4.68%) Jasmine
11 8 (4.68%) Maven
12 7 (4.09%) Gradle
12 7 (4.09%) JProfiler
13 6 (3.51%) Eclipse
13 6 (3.51%) WebDriver
14 5 (2.92%) IntelliJ
14 5 (2.92%) JMeter
14 5 (2.92%) MSTest
General
1 33 (19.30%) Finance
2 14 (8.19%) Banking
3 8 (4.68%) Marketing
4 5 (2.92%) Retail
5 4 (2.34%) Advertising
5 4 (2.34%) Telecoms
6 3 (1.75%) Electronics
6 3 (1.75%) Manufacturing
7 2 (1.17%) Billing
8 1 (0.58%) Pharmaceutical
8 1 (0.58%) Retail Banking
Job Titles
1 123 (71.93%) Developer
2 35 (20.47%) .NET Developer
3 20 (11.70%) Java Developer
4 16 (9.36%) C# Developer
5 11 (6.43%) Front End Developer (Client-Side Developer)
5 11 (6.43%) Full Stack Developer
6 10 (5.85%) C# .NET Developer
6 10 (5.85%) Scrum Master
6 10 (5.85%) Web Developer
7 9 (5.26%) Agile Developer
7 9 (5.26%) Node.js Developer
8 8 (4.68%) Angular Developer
8 8 (4.68%) JavaScript Developer
9 7 (4.09%) Agile .NET Developer
9 7 (4.09%) UI Developer
10 6 (3.51%) Agile C# Developer
10 6 (3.51%) Analyst
10 6 (3.51%) QA Automation Engineer
10 6 (3.51%) QA Engineer
10 6 (3.51%) Test Leader
Libraries, Frameworks & Software Standards
1 67 (39.18%) .NET
2 60 (35.09%) CSS
3 58 (33.92%) HTML
4 51 (29.82%) Node.js
5 32 (18.71%) HTML5
6 31 (18.13%) Web Services
7 28 (16.37%) CSS3
7 28 (16.37%) React
8 27 (15.79%) RESTful
9 24 (14.04%) AngularJS
9 24 (14.04%) ASP.NET Web API
10 23 (13.45%) ASP.NET
11 21 (12.28%) .NET Framework
11 21 (12.28%) Spring
12 19 (11.11%) ASP.NET MVC
13 17 (9.94%) REST
13 17 (9.94%) Twitter Bootstrap
13 17 (9.94%) WCF
14 16 (9.36%) JSON
14 16 (9.36%) Sass
Miscellaneous
1 20 (11.70%) Computer Science
2 4 (2.34%) User Experience
3 3 (1.75%) Enterprise Software
3 3 (1.75%) Mobile App
4 2 (1.17%) Analytical Skills
4 2 (1.17%) Credit Risk
5 1 (0.58%) Greenfield Project
5 1 (0.58%) Life Science
5 1 (0.58%) Mainframe
Operating Systems
1 8 (4.68%) Windows
2 2 (1.17%) VMS
3 1 (0.58%) Android
3 1 (0.58%) Apple iOS
3 1 (0.58%) zOS
Processes & Methodologies
1 140 (81.87%) Agile Software Development
2 63 (36.84%) Scrum
3 49 (28.65%) BDD
4 46 (26.90%) Test Automation
5 35 (20.47%) Unit Testing
6 31 (18.13%) OO
7 30 (17.54%) MVC
8 27 (15.79%) Continuous Integration
9 24 (14.04%) Microservices
10 19 (11.11%) E-Commerce
10 19 (11.11%) Kanban
11 18 (10.53%) SDLC
12 15 (8.77%) Mathematics
13 14 (8.19%) Pair Programming
13 14 (8.19%) Web Development
14 12 (7.02%) DevOps
14 12 (7.02%) Front End Development
14 12 (7.02%) Responsive Web Design
15 11 (6.43%) Dependency Injection
16 10 (5.85%) Visualisation
Programming Languages
1 67 (39.18%) C#
2 58 (33.92%) JavaScript
3 51 (29.82%) Java
4 41 (23.98%) SQL
5 9 (5.26%) ES6
6 8 (4.68%) TypeScript
7 4 (2.34%) Ruby
8 3 (1.75%) Objective-C
8 3 (1.75%) PHP
8 3 (1.75%) R
8 3 (1.75%) Scala
9 1 (0.58%) Apple Swift
9 1 (0.58%) Clojure
9 1 (0.58%) COBOL
9 1 (0.58%) ECMAScript
9 1 (0.58%) PL/SQL
9 1 (0.58%) Python
9 1 (0.58%) T-SQL
9 1 (0.58%) VB.NET
9 1 (0.58%) XAML
Qualifications
1 11 (6.43%) Security Cleared
2 6 (3.51%) Degree
3 5 (2.92%) Computer Science Degree
4 3 (1.75%) Master's Degree
5 1 (0.58%) ISEB
5 1 (0.58%) ISTQB
Quality Assurance & Compliance
1 16 (9.36%) QA
2 1 (0.58%) Disclosure Scotland
System Software
1 34 (19.88%) Docker
Systems Management
1 3 (1.75%) Ansible
1 3 (1.75%) Opscode Chef
1 3 (1.75%) Puppet
2 2 (1.17%) Systems Management Server (SMS)
Vendors
1 17 (9.94%) Oracle
2 16 (9.36%) Perforce
3 10 (5.85%) Microsoft
4 4 (2.34%) Capita
5 3 (1.75%) Google
5 3 (1.75%) SAP
6 1 (0.58%) CA Agile Central
6 1 (0.58%) Sitecore
6 1 (0.58%) Zend