Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in Merseyside 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 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)
North West > Merseyside
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 21 44 50
Rank change year-on-year +23 +6 -6
Contract jobs citing TDD 31 11 13
As % of all contract IT jobs advertised in Merseyside 6.35% 1.85% 1.71%
As % of the Processes & Methodologies category 7.56% 2.36% 2.13%
Number of daily rates quoted 21 9 5
Merseyside median daily rate £400 £370 £330
Median daily rate % change year-on-year +8.11% +12.12% +21.10%
10th Percentile £350 £321 £303
90th Percentile £488 £518 £375
North West median daily rate £400 £425 £375
% change year-on-year -5.88% +13.33% +7.14%
Number of hourly rates quoted 0 0 0
Merseyside median hourly rate - - -
North West median hourly rate £43.00 £42.50 -
% change year-on-year +1.18% - -

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 Merseyside with a requirement for process or methodology skills.

All Process and Methodology Skills
Merseyside
Contract vacancies with a requirement for process or methodology skills 410 466 609
As % of all contract IT jobs advertised in Merseyside 84.02% 78.19% 80.03%
Number of daily rates quoted 258 289 314
Merseyside median daily rate £395 £375 £375
Median daily rate % change year-on-year +5.33% - +7.14%
10th Percentile £250 £250 £185
90th Percentile £538 £514 £547
North West median daily rate £400 £400 £400
Number of hourly rates quoted 11 6 5
Merseyside median hourly rate £13.00 £22.42 £17.50
Median hourly rate % change year-on-year -42.02% +28.13% +12.90%
10th Percentile £10.47 £11.25 £11.20
90th Percentile £18.87 £30.76 £97.58
North West median hourly rate £25.12 £22.00 £30.52
% change year-on-year +14.18% -27.92% +74.40%

TDD
Job Vacancy Trend in Merseyside

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

Job vacancy trend for TDD in Merseyside

TDD
Contractor Daily Rate Trend in Merseyside

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

Contractor daily rate trend for TDD in Merseyside

TDD
Contractor Daily Rate Histogram in Merseyside

The daily rate distribution of IT jobs citing TDD in Merseyside over the 6 months to 23 November 2017.

Contractor daily rate histogram for TDD in Merseyside

TDD
Contract Job Locations in Merseyside

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Merseyside region over the 6 months to 23 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
Liverpool +12 16 £400 -2.44% 1
Southport +10 5 £363 +16.00% 1
TDD
North West

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

1 27 (87.10%) Agile Software Development
2 26 (83.87%) Scrum
3 20 (64.52%) HTML
3 20 (64.52%) Java
3 20 (64.52%) JavaScript
4 17 (54.84%) CSS
4 17 (54.84%) BDD
5 16 (51.61%) Git (software)
6 15 (48.39%) Kanban
7 14 (45.16%) MongoDB
8 13 (41.94%) Spring
9 11 (35.48%) MySQL
9 11 (35.48%) Test Automation
10 10 (32.26%) React
10 10 (32.26%) Spring Boot
11 9 (29.03%) RESTful
11 9 (29.03%) Cucumber
11 9 (29.03%) Jenkins
11 9 (29.03%) Selenium
12 8 (25.81%) Web Services
12 8 (25.81%) NoSQL
12 8 (25.81%) REST
13 7 (22.58%) Ember.js
13 7 (22.58%) Oracle
13 7 (22.58%) Linux
13 7 (22.58%) Microservices
14 6 (19.35%) Front End Development
14 6 (19.35%) Dropwizard
14 6 (19.35%) Greenfield Project
14 6 (19.35%) MVC

TDD
Co-occurring IT Skills in Merseyside 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 (19.35%) Elasticsearch
2 3 (9.68%) CMS
3 2 (6.45%) IIS
4 1 (3.23%) Joomla!
4 1 (3.23%) WebSphere
4 1 (3.23%) WebSphere Portal
4 1 (3.23%) WordPress
Applications
1 2 (6.45%) Microsoft Excel
1 2 (6.45%) Microsoft Office
2 1 (3.23%) Adobe Creative Suite
2 1 (3.23%) Adobe Illustrator
2 1 (3.23%) Photoshop
Communications & Networking
1 3 (9.68%) PuTTY
1 3 (9.68%) WinSCP
Database & Business Intelligence
1 14 (45.16%) MongoDB
2 11 (35.48%) MySQL
3 8 (25.81%) NoSQL
4 5 (16.13%) Oracle Database
4 5 (16.13%) SQL Server
5 2 (6.45%) Relational Database
6 1 (3.23%) Apache Hive
6 1 (3.23%) Redis
6 1 (3.23%) SQL Server 2014
6 1 (3.23%) SQL Server Integration Services
Development Applications
1 16 (51.61%) Git (software)
2 9 (29.03%) Cucumber
2 9 (29.03%) Jenkins
2 9 (29.03%) Selenium
3 5 (16.13%) JIRA
4 3 (9.68%) Ant
4 3 (9.68%) JMeter
4 3 (9.68%) Subversion
4 3 (9.68%) TortoiseSVN
4 3 (9.68%) WATIR
4 3 (9.68%) WebDriver
5 2 (6.45%) Team Foundation Server
6 1 (3.23%) Grunt
6 1 (3.23%) Jasmine
6 1 (3.23%) jMock
6 1 (3.23%) JUnit
6 1 (3.23%) Karma Test Runner
6 1 (3.23%) Mocha
6 1 (3.23%) Mockito
6 1 (3.23%) Sinon.JS
General
1 5 (16.13%) Marketing
2 2 (6.45%) Banking
3 1 (3.23%) Games
Job Titles
1 28 (90.32%) Developer
2 16 (51.61%) Java Developer
3 6 (19.35%) Front End Developer (Client-Side Developer)
4 5 (16.13%) .NET Developer
4 5 (16.13%) Agile Developer
4 5 (16.13%) Agile Java Developer
4 5 (16.13%) Senior Developer
4 5 (16.13%) Senior Java Developer
5 4 (12.90%) C# .NET Developer
5 4 (12.90%) C# Developer
5 4 (12.90%) Senior Agile Developer
5 4 (12.90%) Senior Agile Java Developer
6 3 (9.68%) Analyst
6 3 (9.68%) Test Analyst
7 2 (6.45%) .NET Software Developer
7 2 (6.45%) ASP.NET Developer
7 2 (6.45%) C# ASP.NET Developer
7 2 (6.45%) C# Software Developer
7 2 (6.45%) Software Developer
7 2 (6.45%) UI Developer
Libraries, Frameworks & Software Standards
1 20 (64.52%) HTML
2 17 (54.84%) CSS
3 13 (41.94%) Spring
4 10 (32.26%) React
4 10 (32.26%) Spring Boot
5 9 (29.03%) RESTful
6 8 (25.81%) REST
6 8 (25.81%) Web Services
7 7 (22.58%) Ember.js
8 6 (19.35%) Dropwizard
9 5 (16.13%) .NET
9 5 (16.13%) Hibernate
9 5 (16.13%) JSON
10 4 (12.90%) .NET Framework
10 4 (12.90%) AngularJS
10 4 (12.90%) jQuery
11 3 (9.68%) J2EE
11 3 (9.68%) SOAP
12 2 (6.45%) ASP.NET
12 2 (6.45%) XML
Miscellaneous
1 6 (19.35%) Greenfield Project
2 5 (16.13%) Analytical Skills
2 5 (16.13%) Credit Risk
3 3 (9.68%) Computer Science
3 3 (9.68%) User Experience
4 2 (6.45%) Mobile App
Operating Systems
1 7 (22.58%) Linux
2 2 (6.45%) Unix
2 2 (6.45%) Windows
2 2 (6.45%) Windows Server
Processes & Methodologies
1 27 (87.10%) Agile Software Development
2 26 (83.87%) Scrum
3 17 (54.84%) BDD
4 15 (48.39%) Kanban
5 11 (35.48%) Test Automation
6 7 (22.58%) Microservices
7 6 (19.35%) Front End Development
7 6 (19.35%) MVC
8 5 (16.13%) Coaching
8 5 (16.13%) Continuous Delivery
8 5 (16.13%) Pair Programming
9 4 (12.90%) Continuous Integration
9 4 (12.90%) Open Source
9 4 (12.90%) Responsive Web Design
9 4 (12.90%) SDLC
10 3 (9.68%) Manual Testing
10 3 (9.68%) Performance Management
10 3 (9.68%) Software Testing
10 3 (9.68%) Test Strategy
10 3 (9.68%) Web Development
Programming Languages
1 20 (64.52%) Java
1 20 (64.52%) JavaScript
2 5 (16.13%) C#
2 5 (16.13%) PHP
2 5 (16.13%) SQL
3 3 (9.68%) Ruby
4 2 (6.45%) PowerShell
5 1 (3.23%) PHP 5
5 1 (3.23%) R
Qualifications
1 3 (9.68%) Computer Science Degree
1 3 (9.68%) Degree
2 1 (3.23%) Security Cleared
Quality Assurance & Compliance
1 3 (9.68%) QA
2 2 (6.45%) PCI DSS
Systems Management
1 1 (3.23%) Ansible
1 1 (3.23%) Systems Management Server (SMS)
Vendors
1 7 (22.58%) Oracle
2 2 (6.45%) Microsoft
3 1 (3.23%) Adobe