Period
to 24 May 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 24 May 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
24 May 2018
Same period 2017 Same period 2016
Rank 30 41 87
Rank change year-on-year +11 +46 -36
Contract jobs citing TDD 175 138 50
As % of all contract IT jobs advertised in the East Midlands 6.00% 4.63% 1.58%
As % of the Processes & Methodologies category 7.09% 5.60% 1.94%
Number of daily rates quoted 117 83 48
East Midlands median daily rate £410 £380 £450
Median daily rate % change year-on-year +7.89% -15.56% +15.38%
10th Percentile £312 £313 £302
90th Percentile £530 £515 £525
England median daily rate £500 £463 £450
% change year-on-year +8.11% +2.78% +5.88%
Number of hourly rates quoted 0 0 0
East Midlands median hourly rate - - -
England median hourly rate £45.00 £41.00 £42.50
% change year-on-year +9.76% -3.53% +8.28%

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 2,470 2,463 2,582
As % of all contract IT jobs advertised in the East Midlands 84.68% 82.71% 81.66%
Number of daily rates quoted 1,503 1,536 1,592
East Midlands median daily rate £400 £398 £375
Median daily rate % change year-on-year +0.63% +6.00% +2.74%
10th Percentile £241 £249 £230
90th Percentile £550 £550 £563
England median daily rate £463 £450 £425
% change year-on-year +2.78% +5.88% +4.42%
Number of hourly rates quoted 88 71 74
East Midlands median hourly rate £17.00 £16.55 £16.80
Median hourly rate % change year-on-year +2.72% -1.46% +0.27%
10th Percentile £10.45 £10.38 £11.15
90th Percentile £47.50 £52.50 £42.48
England median hourly rate £22.00 £25.06 £23.00
% change year-on-year -12.21% +8.96% +9.52%

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 24 May 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 24 May 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
Northamptonshire +17 71 £438 +13.64% 11
Nottinghamshire -1 69 £413 +12.24% 30
Derbyshire +15 15 £355 -5.33% 7
Leicestershire -24 10 £390 -2.50% 10
Lincolnshire -6 8 - - 2
TDD
England

For the 6 months to 24 May 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.

1 114 (65.14%) Agile Software Development
2 82 (46.86%) Java
2 82 (46.86%) Test Automation
3 62 (35.43%) C#
4 57 (32.57%) Git (software)
5 54 (30.86%) Microservices
6 49 (28.00%) BDD
7 47 (26.86%) OO
7 47 (26.86%) Scrum
8 41 (23.43%) .NET
9 40 (22.86%) JavaScript
10 39 (22.29%) Spring
11 37 (21.14%) Node.js
12 32 (18.29%) Selenium
13 31 (17.71%) HTML
14 30 (17.14%) Hibernate
14 30 (17.14%) Unit Testing
14 30 (17.14%) Java 8
15 29 (16.57%) JSON
15 29 (16.57%) AngularJS
15 29 (16.57%) Web Services
16 27 (15.43%) RESTful
17 26 (14.86%) Finance
17 26 (14.86%) Spring Boot
17 26 (14.86%) Docker
18 25 (14.29%) Maven
18 25 (14.29%) CSS
18 25 (14.29%) Continuous Integration
19 23 (13.14%) Cucumber
19 23 (13.14%) SQL

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 (3.43%) JBoss
2 5 (2.86%) WildFly
3 4 (2.29%) Apache
4 3 (1.71%) Apache Spark
4 3 (1.71%) IIS
4 3 (1.71%) Tomcat
4 3 (1.71%) WebLogic
5 2 (1.14%) Apache Solr
5 2 (1.14%) CICS
5 2 (1.14%) Elasticsearch
5 2 (1.14%) NServiceBus
5 2 (1.14%) WebSphere
6 1 (0.57%) CMS
6 1 (0.57%) Confluence
6 1 (0.57%) Umbraco
Applications
1 2 (1.14%) Chatbot
Cloud Services
1 21 (12.00%) Amazon AWS
2 15 (8.57%) npm
3 12 (6.86%) Microsoft Azure
4 8 (4.57%) Google Analytics
4 8 (4.57%) PaaS
5 2 (1.14%) Google Cloud Platform
6 1 (0.57%) GitHub
Communications & Networking
1 2 (1.14%) SMS
Database & Business Intelligence
1 19 (10.86%) NoSQL
2 14 (8.00%) MongoDB
3 13 (7.43%) SQL Server
4 8 (4.57%) Relational Database
5 4 (2.29%) Hadoop
5 4 (2.29%) PostgreSQL
6 3 (1.71%) DB2
7 2 (1.14%) Apache Hive
7 2 (1.14%) Apache Kudu
7 2 (1.14%) Big Data
7 2 (1.14%) Cloudera CDH
7 2 (1.14%) Data Warehouse
7 2 (1.14%) Impala
7 2 (1.14%) MySQL
7 2 (1.14%) RDBMS
7 2 (1.14%) Redis
7 2 (1.14%) Sqoop
8 1 (0.57%) Amazon DynamoDB
8 1 (0.57%) RavenDB
Development Applications
1 57 (32.57%) Git (software)
2 32 (18.29%) Selenium
3 25 (14.29%) Maven
4 23 (13.14%) Cucumber
4 23 (13.14%) SonarQube
5 20 (11.43%) Jenkins
6 19 (10.86%) gulp
7 14 (8.00%) Grunt
7 14 (8.00%) Team Foundation Server
8 13 (7.43%) WebDriver
9 12 (6.86%) JIRA
10 10 (5.71%) JUnit
11 9 (5.14%) Subversion
12 6 (3.43%) IntelliJ
13 5 (2.86%) TestPartner
14 4 (2.29%) SoapUI
14 4 (2.29%) webpack
15 3 (1.71%) Gradle
15 3 (1.71%) Octopus Deploy
15 3 (1.71%) TestRail
General
1 26 (14.86%) Finance
2 16 (9.14%) Retail
3 12 (6.86%) Banking
4 10 (5.71%) Games
5 9 (5.14%) Marketing
6 8 (4.57%) Advertising
7 7 (4.00%) Telecoms
8 6 (3.43%) Manufacturing
9 2 (1.14%) Retail Banking
10 1 (0.57%) Automotive
Job Titles
1 100 (57.14%) Developer
2 33 (18.86%) Java Developer
3 27 (15.43%) .NET Developer
4 20 (11.43%) Architect
5 14 (8.00%) Tester
6 13 (7.43%) UI Developer
7 11 (6.29%) C# Developer
8 9 (5.14%) Automation Tester
8 9 (5.14%) Java Architect
8 9 (5.14%) WCF Developer
9 8 (4.57%) C# .NET Developer
9 8 (4.57%) E-Commerce Architect
9 8 (4.57%) E-Commerce Solution Architect
9 8 (4.57%) Full Stack Developer
9 8 (4.57%) Solutions Architect
9 8 (4.57%) Test Engineer
10 7 (4.00%) Digital Architect
10 7 (4.00%) Digital Solutions Architect
10 7 (4.00%) WPF Developer
11 6 (3.43%) Angular Developer
Libraries, Frameworks & Software Standards
1 41 (23.43%) .NET
2 39 (22.29%) Spring
3 37 (21.14%) Node.js
4 31 (17.71%) HTML
5 30 (17.14%) Hibernate
6 29 (16.57%) AngularJS
6 29 (16.57%) JSON
6 29 (16.57%) Web Services
7 27 (15.43%) RESTful
8 26 (14.86%) Spring Boot
9 25 (14.29%) CSS
10 23 (13.14%) React
11 21 (12.00%) XML
12 20 (11.43%) HTML5
13 18 (10.29%) CSS3
13 18 (10.29%) WCF
14 17 (9.71%) WPF
15 16 (9.14%) .NET Framework
15 16 (9.14%) jQuery
16 15 (8.57%) Ajax
Miscellaneous
1 6 (3.43%) Computer Science
2 4 (2.29%) CCTV
3 3 (1.71%) Analytical Skills
3 3 (1.71%) Greenfield Project
4 2 (1.14%) IVR
4 2 (1.14%) Mainframe
4 2 (1.14%) Mobile App
4 2 (1.14%) NHS
5 1 (0.57%) Credit Risk
5 1 (0.57%) User Experience
Operating Systems
1 20 (11.43%) Windows
2 18 (10.29%) Linux
3 8 (4.57%) Mac OS
4 2 (1.14%) CentOS
4 2 (1.14%) Solaris
4 2 (1.14%) zOS
5 1 (0.57%) Android
5 1 (0.57%) Debian
5 1 (0.57%) Windows Server
Processes & Methodologies
1 114 (65.14%) Agile Software Development
2 82 (46.86%) Test Automation
3 54 (30.86%) Microservices
4 49 (28.00%) BDD
5 47 (26.86%) OO
5 47 (26.86%) Scrum
6 30 (17.14%) Unit Testing
7 25 (14.29%) Continuous Integration
8 21 (12.00%) DevOps
9 19 (10.86%) Kanban
10 18 (10.29%) Front End Development
10 18 (10.29%) OOP
11 14 (8.00%) Analytics
12 13 (7.43%) E-Commerce
12 13 (7.43%) Performance Optimisation
12 13 (7.43%) User Stories
13 12 (6.86%) Integration Testing
14 11 (6.29%) Coaching
14 11 (6.29%) MVVM
15 10 (5.71%) Continuous Improvement
Programming Languages
1 82 (46.86%) Java
2 62 (35.43%) C#
3 40 (22.86%) JavaScript
4 30 (17.14%) Java 8
5 23 (13.14%) SQL
6 11 (6.29%) Scala
7 5 (2.86%) PowerShell
7 5 (2.86%) Python
7 5 (2.86%) TypeScript
8 4 (2.29%) Bash Shell
8 4 (2.29%) ES6
8 4 (2.29%) PL/SQL
9 3 (1.71%) VB.NET
10 2 (1.14%) COBOL
10 2 (1.14%) ES7
10 2 (1.14%) Perl
10 2 (1.14%) PHP
10 2 (1.14%) Ruby
10 2 (1.14%) Shell Script
10 2 (1.14%) T-SQL
Qualifications
1 8 (4.57%) Degree
2 7 (4.00%) Security Cleared
3 5 (2.86%) Computer Science Degree
4 3 (1.71%) ISEB
4 3 (1.71%) ISTQB
4 3 (1.71%) SC Cleared
5 2 (1.14%) Master's Degree
6 1 (0.57%) BPSS Clearance
Quality Assurance & Compliance
1 22 (12.57%) QA
2 2 (1.14%) PMO
System Software
1 26 (14.86%) Docker
Systems Management
1 9 (5.14%) Opscode Chef
2 2 (1.14%) Ansible
2 2 (1.14%) Docker Swarm
2 2 (1.14%) Kubernetes
2 2 (1.14%) logstash
2 2 (1.14%) Puppet
2 2 (1.14%) Rancher
2 2 (1.14%) Terraform
Vendors
1 15 (8.57%) Perforce
2 13 (7.43%) Oracle
3 10 (5.71%) Google
4 6 (3.43%) Microsoft
5 2 (1.14%) Ab Initio
5 2 (1.14%) Cloudera
5 2 (1.14%) Splunk
6 1 (0.57%) MuleSoft