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 March 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.

3 months to
24 Mar 2017
Same period 2016 Same period 2015
Test-Driven Development (TDD)
North West / Manchester
Rank 22 13 32
Rank change year-on-year -9 +19  
Contract jobs citing TDD 81 154 74
As % of all contract IT jobs advertised in Manchester 6.12% 8.64% 4.60%
As % of the Processes & Methodologies category 7.56% 10.36% 5.91%
Number of daily rates quoted 59 125 55
Median daily rate £380 £400 £325
Median daily rate % change year-on-year -5.00% +23.07%  
90% offered a daily rate of more than £287 £314 £300
10% offered a daily rate of more than £525 £489 £500
UK excluding London median daily rate £408 £400 £375
% change year-on-year +1.87% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.00 £45.75 £36.00
% change year-on-year -14.75% +27.08%  

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 1072 1486 1253
As % of all contract IT job vacancies advertised in Manchester 80.97% 83.34% 77.97%
Number of daily rates quoted 687 899 674
Median daily rate £388 £400 £390
Median daily rate % change year-on-year -3.12% +2.56%  
90% offered a daily rate of more than £284 £285 £275
10% offered a daily rate of more than £550 £525 £535
UK excluding London median daily rate £410 £400 £400
% change year-on-year +2.50% -  
Number of hourly rates quoted 25 27 24
Median hourly rate £40.00 £27.00 £18.00
Median hourly rate % change year-on-year +48.14% +50.00%  
90% offered a hourly rate of more than £15.50 £15.10 £11.13
10% offered a hourly rate of more than £42.50 £40.00 £41.50
UK excluding London median hourly rate £36.00 £39.00 £30.00
% change year-on-year -7.69% +30.00%  

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 March 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 hourly rates quoted in IT contractor 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 March 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
Salford -9 11 £425 +1.49% 1
Oldham +1 1 £400 +41.59% 1
Stockport -2 1 - - 7
Bolton -8 1 - - 2
Wigan - 1 - - 1
Rochdale - 1 - - 1
TDD
North West

TDD
Top 30 Related IT Skills in Manchester

For the 6 months to 24 March 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.

1 143 (74.48%) Agile Software Development
2 113 (58.85%) BDD
3 98 (51.04%) Java
4 97 (50.52%) JavaScript
5 70 (36.46%) Scrum
6 59 (30.73%) AngularJS
7 55 (28.65%) HTML
8 54 (28.13%) Node.js
9 53 (27.60%) Software Engineering
10 47 (24.48%) CSS
10 47 (24.48%) REST
11 45 (23.44%) SQL
12 44 (22.92%) Git (software)
13 41 (21.35%) Web Services
14 37 (19.27%) HTML5
15 36 (18.75%) RESTful
16 35 (18.23%) Linux
17 34 (17.71%) JUnit
18 32 (16.67%) Cucumber
19 30 (15.63%) C#
19 30 (15.63%) Python
20 29 (15.10%) Continuous Integration
20 29 (15.10%) React
21 28 (14.58%) High Availability
21 28 (14.58%) Amazon AWS
22 27 (14.06%) OO
23 26 (13.54%) NoSQL
24 25 (13.02%) Scala
24 25 (13.02%) Mobile App
24 25 (13.02%) Spring

TDD
Top Related 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 8 (4.17%) GeoServer
2 7 (3.65%) Apache Spark
3 6 (3.13%) CMS
4 5 (2.60%) Confluence
4 5 (2.60%) Tomcat
5 3 (1.56%) Umbraco
5 3 (1.56%) WebSphere
6 2 (1.04%) BizTalk Server
6 2 (1.04%) SharePoint
6 2 (1.04%) Sitecore CMS
6 2 (1.04%) WordPress
7 1 (0.52%) DNN
7 1 (0.52%) EPiServer
7 1 (0.52%) Immediacy CMS
7 1 (0.52%) Joomla!
7 1 (0.52%) Kentico
7 1 (0.52%) NServiceBus
7 1 (0.52%) Sitefinity
7 1 (0.52%) WebLogic
Applications
1 4 (2.08%) Photoshop
2 1 (0.52%) Adobe Creative Suite
2 1 (0.52%) Adobe Illustrator
2 1 (0.52%) Fireworks
2 1 (0.52%) MS Excel
Business Applications
1 5 (2.60%) SAP Oil and Gas
Cloud Services
1 28 (14.58%) Amazon AWS
2 10 (5.21%) Microsoft Azure
3 7 (3.65%) GitHub
4 5 (2.60%) Google Cloud Platform
5 4 (2.08%) Cloud Computing
5 4 (2.08%) SaaS
5 4 (2.08%) Slack
6 2 (1.04%) Amazon EC2
6 2 (1.04%) Amazon EMR
6 2 (1.04%) Amazon S3
6 2 (1.04%) AWS CloudFormation
6 2 (1.04%) PaaS
7 1 (0.52%) Amazon SQS
7 1 (0.52%) AWS Elastic Beanstalk
7 1 (0.52%) AWS Lambda
Communications & Networking
1 21 (10.94%) HTTP
2 3 (1.56%) Internet
3 2 (1.04%) HTTPS
3 2 (1.04%) SSL
Database & Business Intelligence
1 26 (13.54%) NoSQL
2 11 (5.73%) SQL Server
3 10 (5.21%) Hadoop
3 10 (5.21%) MySQL
4 9 (4.69%) Big Data
4 9 (4.69%) MongoDB
5 7 (3.65%) Relational Database
6 6 (3.13%) PostgreSQL
7 3 (1.56%) Apache Cassandra
7 3 (1.56%) HDInsight
7 3 (1.56%) RDBMS
7 3 (1.56%) Spark SQL
8 2 (1.04%) Couchbase
8 2 (1.04%) Electronic Patient Records
8 2 (1.04%) MarkLogic
8 2 (1.04%) SQL Server 2005
8 2 (1.04%) SQL Server 2008
8 2 (1.04%) SQL Server 2012
8 2 (1.04%) SQL Server Integration Services
9 1 (0.52%) Pentaho
Development Applications
1 44 (22.92%) Git (software)
2 34 (17.71%) JUnit
3 32 (16.67%) Cucumber
4 20 (10.42%) JIRA
4 20 (10.42%) Selenium
5 17 (8.85%) Jasmine
6 15 (7.81%) Maven
7 13 (6.77%) Jenkins
8 11 (5.73%) gulp
9 10 (5.21%) Gradle
10 9 (4.69%) Karma Test Runner
10 9 (4.69%) Mocha
10 9 (4.69%) WebDriver
11 8 (4.17%) Grunt
11 8 (4.17%) JBehave
12 7 (3.65%) Atlassian Bamboo
12 7 (3.65%) Mercurial
12 7 (3.65%) Subversion
13 5 (2.60%) Babel
13 5 (2.60%) Team Foundation Server
General
1 21 (10.94%) Finance
2 18 (9.38%) Games
3 11 (5.73%) Banking
4 7 (3.65%) Marketing
5 6 (3.13%) Telecoms
6 5 (2.60%) Electronics
6 5 (2.60%) Manufacturing
7 1 (0.52%) Investment Banking
7 1 (0.52%) Legal
Job Titles
1 135 (70.31%) Developer
2 38 (19.79%) Java Developer
3 26 (13.54%) JavaScript Developer
4 18 (9.38%) Software Engineer
5 14 (7.29%) Tester
6 13 (6.77%) Automation Tester
6 13 (6.77%) Senior Developer
7 10 (5.21%) Agile Developer
8 9 (4.69%) .NET Developer
8 9 (4.69%) Front End Developer (Client-Side Developer)
9 8 (4.17%) Agile Java Developer
9 8 (4.17%) Scala Developer
9 8 (4.17%) Software Developer
10 7 (3.65%) Android Developer
10 7 (3.65%) Node.js Developer
11 6 (3.13%) Mobile Developer
11 6 (3.13%) Scala Software Engineer
12 5 (2.60%) Full Stack Developer
12 5 (2.60%) Senior Java Developer
13 4 (2.08%) UI Developer
Libraries, Frameworks & Software Standards
1 59 (30.73%) AngularJS
2 55 (28.65%) HTML
3 54 (28.13%) Node.js
4 47 (24.48%) CSS
4 47 (24.48%) REST
5 41 (21.35%) Web Services
6 37 (19.27%) HTML5
7 36 (18.75%) RESTful
8 29 (15.10%) React
9 25 (13.02%) Spring
10 23 (11.98%) Apache Cordova
11 22 (11.46%) XML
12 21 (10.94%) .NET
12 21 (10.94%) CSS3
13 15 (7.81%) Hibernate
14 14 (7.29%) SOAP
15 13 (6.77%) React Native
15 13 (6.77%) Sass
16 12 (6.25%) Spring Boot
16 12 (6.25%) WebGL
Miscellaneous
1 25 (13.02%) Mobile App
2 18 (9.38%) User Experience
3 10 (5.21%) Analytical Skills
4 6 (3.13%) Mobile Games
5 4 (2.08%) IPTV
6 3 (1.56%) 3D Graphics
6 3 (1.56%) Interactive TV
6 3 (1.56%) MHEG
6 3 (1.56%) Streaming Video
7 2 (1.04%) Algorithms
7 2 (1.04%) Computer Science
7 2 (1.04%) Data Structures
7 2 (1.04%) New Media
7 2 (1.04%) Video on Demand
7 2 (1.04%) Wiki
8 1 (0.52%) Linux Command Line
8 1 (0.52%) Mobile Payment
8 1 (0.52%) Smartphone
8 1 (0.52%) Social Media
8 1 (0.52%) Tandem
Operating Systems
1 35 (18.23%) Linux
2 25 (13.02%) Android
3 15 (7.81%) Apple iOS
4 6 (3.13%) Unix
5 4 (2.08%) Red Hat Enterprise Linux
6 2 (1.04%) Windows
7 1 (0.52%) VME
Processes & Methodologies
1 143 (74.48%) Agile Software Development
2 113 (58.85%) BDD
3 70 (36.46%) Scrum
4 53 (27.60%) Software Engineering
5 29 (15.10%) Continuous Integration
6 28 (14.58%) High Availability
7 27 (14.06%) OO
8 22 (11.46%) Kanban
8 22 (11.46%) Open Source
9 19 (9.90%) MVC
9 19 (9.90%) Pair Programming
10 17 (8.85%) Performance Tuning
11 16 (8.33%) Responsive Web Design
11 16 (8.33%) Unit Testing
12 15 (7.81%) Front End Development
13 14 (7.29%) Automated Testing
14 13 (6.77%) Continuous Delivery
15 12 (6.25%) Android Development
15 12 (6.25%) Data Migration
15 12 (6.25%) Mobile Application Development
Programming Languages
1 98 (51.04%) Java
2 97 (50.52%) JavaScript
3 45 (23.44%) SQL
4 30 (15.63%) C#
4 30 (15.63%) Python
5 25 (13.02%) Scala
6 18 (9.38%) Ruby
7 13 (6.77%) ES6
8 9 (4.69%) PHP
9 8 (4.17%) Groovy
10 6 (3.13%) Clojure
11 5 (2.60%) C++
12 3 (1.56%) ActionScript
12 3 (1.56%) C
12 3 (1.56%) F#
12 3 (1.56%) Objective-C
12 3 (1.56%) TypeScript
13 2 (1.04%) Apple Swift
13 2 (1.04%) Bash Shell
13 2 (1.04%) PowerShell
Qualifications
1 10 (5.21%) Degree
2 6 (3.13%) ISEB
3 3 (1.56%) Security Cleared
4 2 (1.04%) BPSS Clearance
4 2 (1.04%) ISTQB Foundation Certification
5 1 (0.52%) ISTQB
5 1 (0.52%) MCP
5 1 (0.52%) Microsoft Certification
Quality Assurance & Compliance
1 18 (9.38%) QA
2 1 (0.52%) SDET
System Software
1 5 (2.60%) Docker
2 3 (1.56%) Virtual Machines
3 1 (0.52%) Shibboleth
3 1 (0.52%) VirtualBox
Systems Management
1 3 (1.56%) Opscode Chef
1 3 (1.56%) Puppet
2 2 (1.04%) yum
3 1 (0.52%) Kibana
Vendors
1 8 (4.17%) ESRI
1 8 (4.17%) Oracle
2 7 (3.65%) Microsoft
3 5 (2.60%) Google
3 5 (2.60%) SAP
3 5 (2.60%) Twitter
4 4 (2.08%) Red Hat
5 3 (1.56%) OpenTV
5 3 (1.56%) Perforce
6 2 (1.04%) HP
6 2 (1.04%) Sitecore
6 2 (1.04%) Xamarin
7 1 (0.52%) Adobe
7 1 (0.52%) Alterian
7 1 (0.52%) Capita
7 1 (0.52%) Cloudera
7 1 (0.52%) ICL
7 1 (0.52%) PayPal
7 1 (0.52%) Sybase
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