The following table provides summary statistics for contract job vacancies advertised in Manchester with a requirement for TDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited TDD over the 3 months to 24 June 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 / Manchester
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 23 23 30
Rank change year-on-year 0 +7  
Contract jobs citing TDD 81 112 82
As % of all contract IT jobs advertised in Manchester 5.93% 6.21% 5.40%
As % of the Processes & Methodologies category 7.38% 7.51% 7.02%
Number of daily rates quoted 62 85 47
Median daily rate £375 £400 £375
Median daily rate % change year-on-year -6.25% +6.66%  
90% offered a daily rate of more than £300 £300 £300
10% offered a daily rate of more than £473 £525 £500
UK excluding London median daily rate £420 £413 £375
% change year-on-year +1.81% +10.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £41.50 £40.00 £42.50
% change year-on-year +3.75% -5.88%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Manchester with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Manchester
Contract job vacancies with a requirement for process and methodology skills 1097 1491 1168
As % of all contract IT job vacancies advertised in Manchester 80.25% 82.70% 76.94%
Number of daily rates quoted 629 896 690
Median daily rate £400 £400 £363
Median daily rate % change year-on-year -0.12% +10.34%  
90% offered a daily rate of more than £275 £275 £275
10% offered a daily rate of more than £550 £525 £525
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 27 20 33
Median hourly rate £19.50 £16.00 £15.98
Median hourly rate % change year-on-year +21.87% +0.15%  
90% offered a hourly rate of more than £12.30 £11.00 £12.00
10% offered a hourly rate of more than £47.50 £41.80 £23.00
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

TDD
Job Vacancy Trend in Manchester

The job posting trend of jobs advertised in Manchester citing TDD as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Manchester

TDD
Contractor Daily Rate Trend in Manchester

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

Contractor daily rate trend for TDD in Manchester

TDD
Contractor Daily Rate Histogram in Manchester

The daily rate distribution of IT jobs citing TDD in Manchester over the 3 months to 24 June 2017.

Contractor daily rate histogram for TDD in Manchester

TDD
Contractor Hourly Rate Trend in Manchester

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

Contractor hourly rate trend for TDD in Manchester

TDD
Contract Job Locations in Manchester

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing TDD within the Manchester region over the 3 months to 24 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Stockport +1 9 £344 -1.78% 7
Salford +2 5 £419 +12.41% 2
TDD
North West

For the 6 months to 24 June 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 Manchester region with a requirement for TDD.

1 114 (70.37%) Agile Software Development
2 92 (56.79%) JavaScript
3 69 (42.59%) CSS
4 64 (39.51%) HTML
5 58 (35.80%) Java
6 57 (35.19%) BDD
7 52 (32.10%) Node.js
8 48 (29.63%) Test Automation
9 46 (28.40%) Scrum
10 45 (27.78%) HTML5
11 44 (27.16%) Git (software)
12 42 (25.93%) C#
13 41 (25.31%) .NET
13 41 (25.31%) MVC
14 39 (24.07%) AngularJS
15 38 (23.46%) Unit Testing
15 38 (23.46%) Continuous Integration
16 35 (21.60%) Sass
17 28 (17.28%) gulp
18 27 (16.67%) React
18 27 (16.67%) Software Engineering
19 26 (16.05%) jQuery
20 25 (15.43%) QA
20 25 (15.43%) SQL
20 25 (15.43%) Front End Development
21 23 (14.20%) REST
22 22 (13.58%) ASP.NET
22 22 (13.58%) CSS3
22 22 (13.58%) Jenkins
23 21 (12.96%) Linux

TDD
Co-occurring IT Skills in Manchester 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 (3.70%) CMS
2 4 (2.47%) Apache Spark
2 4 (2.47%) WordPress
3 3 (1.85%) Tomcat
3 3 (1.85%) Umbraco
4 2 (1.23%) Confluence
4 2 (1.23%) WebSphere
5 1 (0.62%) Apache
5 1 (0.62%) Drupal
5 1 (0.62%) ExpressionEngine
5 1 (0.62%) JBoss
5 1 (0.62%) Joomla!
5 1 (0.62%) NServiceBus
Applications
1 6 (3.70%) Photoshop
2 3 (1.85%) Adobe Creative Suite
2 3 (1.85%) Adobe Illustrator
3 1 (0.62%) Fireworks
Business Applications
1 3 (1.85%) SAP Oil and Gas
Cloud Services
1 21 (12.96%) Amazon AWS
2 8 (4.94%) GitHub
3 4 (2.47%) Microsoft Azure
4 3 (1.85%) Cloud Computing
4 3 (1.85%) Google Cloud Platform
4 3 (1.85%) PaaS
5 2 (1.23%) Amazon EC2
5 2 (1.23%) Amazon S3
5 2 (1.23%) AWS CloudFormation
5 2 (1.23%) SaaS
6 1 (0.62%) Amazon Kinesis
6 1 (0.62%) Amazon SQS
6 1 (0.62%) AWS Elastic Beanstalk
6 1 (0.62%) AWS Lambda
6 1 (0.62%) BrowserStack
Communications & Networking
1 4 (2.47%) HTTP
2 2 (1.23%) HTTPS
2 2 (1.23%) SSL
3 1 (0.62%) DNS
Database & Business Intelligence
1 19 (11.73%) SQL Server
2 13 (8.02%) MongoDB
3 9 (5.56%) Hadoop
3 9 (5.56%) Relational Database
4 8 (4.94%) MySQL
4 8 (4.94%) NoSQL
5 7 (4.32%) Big Data
5 7 (4.32%) PostgreSQL
6 5 (3.09%) Apache Cassandra
7 3 (1.85%) Couchbase
7 3 (1.85%) Power BI
7 3 (1.85%) RDBMS
7 3 (1.85%) SQL Server Analysis Services
7 3 (1.85%) SQL Server Integration Services
7 3 (1.85%) SQL Server Reporting Services
8 2 (1.23%) Amazon DynamoDB
8 2 (1.23%) DB2
9 1 (0.62%) Pentaho
9 1 (0.62%) SQL Server 2008
Development Applications
1 44 (27.16%) Git (software)
2 28 (17.28%) gulp
3 22 (13.58%) Jenkins
4 19 (11.73%) Jasmine
5 16 (9.88%) Cucumber
5 16 (9.88%) JUnit
6 14 (8.64%) Grunt
7 13 (8.02%) Mocha
8 12 (7.41%) Selenium
9 9 (5.56%) Karma Test Runner
10 8 (4.94%) webpack
11 7 (4.32%) Hudson
11 7 (4.32%) Subversion
12 6 (3.70%) Babel
12 6 (3.70%) Mockito
13 5 (3.09%) Atlassian Bamboo
13 5 (3.09%) NUnit
13 5 (3.09%) SpecFlow
14 4 (2.47%) JIRA
14 4 (2.47%) Sinon.JS
General
1 17 (10.49%) Finance
2 8 (4.94%) Banking
3 6 (3.70%) Games
3 6 (3.70%) Marketing
4 4 (2.47%) Telecoms
5 3 (1.85%) Electronics
5 3 (1.85%) Manufacturing
6 1 (0.62%) Digital Economy
6 1 (0.62%) Financial Institution
6 1 (0.62%) Investment Banking
6 1 (0.62%) Pharmaceutical
Job Titles
1 127 (78.40%) Developer
2 23 (14.20%) Java Developer
2 23 (14.20%) JavaScript Developer
3 22 (13.58%) .NET Developer
4 16 (9.88%) Front End Developer (Client-Side Developer)
5 14 (8.64%) Software Developer
6 13 (8.02%) Node.js Developer
7 12 (7.41%) C# Developer
8 10 (6.17%) Agile Developer
8 10 (6.17%) C# .NET Developer
9 9 (5.56%) Senior Developer
10 8 (4.94%) ASP.NET Developer
10 8 (4.94%) ASP.NET MVC Developer
10 8 (4.94%) Web Developer
11 6 (3.70%) C# ASP.NET Developer
11 6 (3.70%) Email Developer
11 6 (3.70%) Full Stack Developer
11 6 (3.70%) Software Engineer
12 5 (3.09%) SQL Developer
12 5 (3.09%) Tester
Libraries, Frameworks & Software Standards
1 69 (42.59%) CSS
2 64 (39.51%) HTML
3 52 (32.10%) Node.js
4 45 (27.78%) HTML5
5 41 (25.31%) .NET
6 39 (24.07%) AngularJS
7 35 (21.60%) Sass
8 27 (16.67%) React
9 26 (16.05%) jQuery
10 23 (14.20%) REST
11 22 (13.58%) ASP.NET
11 22 (13.58%) CSS3
12 20 (12.35%) Spring
13 19 (11.73%) ASP.NET MVC
14 16 (9.88%) Web Services
15 15 (9.26%) RESTful
16 13 (8.02%) .NET Core
16 13 (8.02%) Apache Cordova
17 12 (7.41%) SOAP
18 9 (5.56%) XML
Miscellaneous
1 20 (12.35%) Mobile App
2 15 (9.26%) User Experience
3 13 (8.02%) Greenfield Project
4 5 (3.09%) Smartphone
5 4 (2.47%) Analytical Skills
5 4 (2.47%) Computer Science
5 4 (2.47%) Video on Demand
6 3 (1.85%) Augmented Reality
6 3 (1.85%) Interactive TV
6 3 (1.85%) Management Information System
6 3 (1.85%) MHEG
6 3 (1.85%) Public Cloud
6 3 (1.85%) Streaming Video
7 2 (1.23%) Algorithms
7 2 (1.23%) Client/Server
7 2 (1.23%) IPTV
7 2 (1.23%) Linux Command Line
7 2 (1.23%) Wiki
8 1 (0.62%) Mobile Payment
8 1 (0.62%) Social Media
Operating Systems
1 21 (12.96%) Linux
2 14 (8.64%) Android
3 11 (6.79%) Apple iOS
4 7 (4.32%) Unix
5 5 (3.09%) Windows
6 4 (2.47%) Red Hat Enterprise Linux
7 1 (0.62%) Mesosphere
Processes & Methodologies
1 114 (70.37%) Agile Software Development
2 57 (35.19%) BDD
3 48 (29.63%) Test Automation
4 46 (28.40%) Scrum
5 41 (25.31%) MVC
6 38 (23.46%) Continuous Integration
6 38 (23.46%) Unit Testing
7 27 (16.67%) Software Engineering
8 25 (15.43%) Front End Development
9 21 (12.96%) Kanban
10 19 (11.73%) DevOps
10 19 (11.73%) Refactoring
10 19 (11.73%) Responsive Web Design
11 15 (9.26%) OO
11 15 (9.26%) SMACSS
12 14 (8.64%) Web Development
13 13 (8.02%) Progressive Enhancement
14 12 (7.41%) Pair Programming
15 11 (6.79%) Mobile Application Development
16 10 (6.17%) Microservices
Programming Languages
1 92 (56.79%) JavaScript
2 58 (35.80%) Java
3 42 (25.93%) C#
4 25 (15.43%) SQL
5 13 (8.02%) Python
6 10 (6.17%) Scala
7 9 (5.56%) PHP
8 5 (3.09%) ES6
8 5 (3.09%) Groovy
8 5 (3.09%) Ruby
8 5 (3.09%) Shell Script
8 5 (3.09%) TypeScript
9 4 (2.47%) Bash Shell
10 3 (1.85%) Apple Swift
10 3 (1.85%) C
10 3 (1.85%) C++
10 3 (1.85%) Go
10 3 (1.85%) Objective-C
10 3 (1.85%) T-SQL
11 2 (1.23%) PowerShell
Qualifications
1 7 (4.32%) Degree
2 4 (2.47%) Computer Science Degree
Quality Assurance & Compliance
1 25 (15.43%) QA
System Software
1 4 (2.47%) Docker
2 1 (0.62%) Virtual Machines
Systems Management
1 3 (1.85%) Ansible
1 3 (1.85%) Mesos
1 3 (1.85%) Opscode Chef
1 3 (1.85%) Puppet
2 2 (1.23%) yum
3 1 (0.62%) Kibana
3 1 (0.62%) Kubernetes
Vendors
1 10 (6.17%) Oracle
2 5 (3.09%) Google
2 5 (3.09%) PayPal
3 4 (2.47%) Microsoft
3 4 (2.47%) Pega
3 4 (2.47%) Red Hat
4 3 (1.85%) Adobe
4 3 (1.85%) OpenTV
4 3 (1.85%) SAP
4 3 (1.85%) Xamarin
5 2 (1.23%) Perforce
6 1 (0.62%) Cloudera
6 1 (0.62%) Sybase
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