Period
to 24 January 2018

The following table provides summary statistics for permanent job vacancies advertised in the North West with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 6 months to 24 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > North West
6 months to
24 Jan 2018
Same period 2017 Same period 2016
Rank 18 20 23
Rank change year-on-year +2 +3 +8
Permanent jobs citing TDD 1,298 1,216 948
As % of all permanent IT jobs advertised in the North West 10.16% 9.82% 7.95%
As % of the Processes & Methodologies category 11.22% 10.88% 8.96%
Number of salaries quoted 1,123 1,079 884
North West median annual salary £45,000 £45,000 £40,000
Median salary % change year-on-year - +12.50% -
10th Percentile £32,500 £27,500 £31,250
90th Percentile £67,500 £62,500 £57,500
England median annual salary £52,500 £52,500 £50,000
% change year-on-year - +5.00% -

TDD is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the North West with a requirement for process or methodology skills.

All Process and Methodology Skills
North West
Permanent vacancies with a requirement for process or methodology skills 11,566 11,180 10,581
As % of all permanent IT jobs advertised in the North West 90.54% 90.33% 88.77%
Number of salaries quoted 9,192 9,372 8,804
North West median annual salary £45,000 £40,000 £40,000
Median salary % change year-on-year +12.50% - -
10th Percentile £27,261 £26,000 £25,000
90th Percentile £66,250 £62,500 £60,000
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +5.56%

TDD
Job Vacancy Trend in the North West

Job postings citing TDD as a percentage of all IT jobs advertised in the North West.

Job vacancy trend for TDD in the North West

TDD
Salary Trend in the North West

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing TDD in the North West.

Salary trend for TDD in the North West

TDD
Salary Histogram in the North West

The salary distribution of IT jobs citing TDD in the North West over the 6 months to 24 January 2018.

Salary histogram for TDD in the North West

TDD
Job Locations in the North West

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the North West region over the 6 months to 24 January 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Manchester +1 853 £45,000 - 131
Cheshire -6 283 £47,500 +11.76% 36
Merseyside +18 95 £50,000 +25.00% 15
Lancashire +31 62 £36,500 +4.29% 8
TDD
England

For the 6 months to 24 January 2018, IT 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 permanent job ads across the North West region with a requirement for TDD.

1 1,105 (85.13%) Agile Software Development
2 663 (51.08%) BDD
3 654 (50.39%) C#
4 630 (48.54%) .NET
5 624 (48.07%) MVC
6 564 (43.45%) SQL Server
7 457 (35.21%) ASP.NET
8 444 (34.21%) Java
9 429 (33.05%) Scrum
10 423 (32.59%) RESTful
11 413 (31.82%) JavaScript
12 410 (31.59%) ASP.NET MVC
13 355 (27.35%) AngularJS
14 347 (26.73%) Web Application Development
15 341 (26.27%) ASP.NET Web API
16 327 (25.19%) Git (software)
17 319 (24.58%) Continuous Integration
18 313 (24.11%) Ruby
18 313 (24.11%) Node.js
19 297 (22.88%) ASP.NET MVC 5
20 286 (22.03%) HTML
21 270 (20.80%) OO
22 263 (20.26%) Software Engineering
23 261 (20.11%) WCF
24 257 (19.80%) CSS
25 242 (18.64%) SQL
25 242 (18.64%) Test Automation
26 225 (17.33%) Kanban
27 220 (16.95%) KnockoutJS
28 215 (16.56%) NoSQL

TDD
Co-occurring IT Skills in the North West 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 75 (5.78%) Elasticsearch
2 35 (2.70%) Apache
3 30 (2.31%) Confluence
4 23 (1.77%) Tomcat
5 20 (1.54%) nginx
6 18 (1.39%) CMS
7 12 (0.92%) Apache Spark
7 12 (0.92%) JBoss
8 10 (0.77%) Apache Solr
9 8 (0.62%) EPiServer
10 7 (0.54%) BizTalk Server
10 7 (0.54%) IIS
11 6 (0.46%) NServiceBus
12 5 (0.39%) Umbraco
13 4 (0.31%) WebSphere
14 3 (0.23%) Adobe Experience Manager
15 2 (0.15%) CICS
15 2 (0.15%) WebLogic
16 1 (0.077%) SAS
16 1 (0.077%) SharePoint
Applications
1 4 (0.31%) Photoshop
2 1 (0.077%) Microsoft Office
Business Applications
1 8 (0.62%) Magento
2 3 (0.23%) BASE24
3 2 (0.15%) Payment Gateway
4 1 (0.077%) NetSuite
4 1 (0.077%) Salesforce.com CRM
4 1 (0.077%) Shopify
Cloud Services
1 173 (13.33%) Amazon AWS
2 144 (11.09%) Microsoft Azure
3 41 (3.16%) GitHub
4 31 (2.39%) Google Play
5 23 (1.77%) SaaS
6 17 (1.31%) Amazon ElastiCache
7 16 (1.23%) Cloud Computing
8 15 (1.16%) Google Cloud Platform
9 14 (1.08%) AWS CloudFormation
10 11 (0.85%) npm
11 9 (0.69%) Amazon CloudWatch
12 7 (0.54%) Amazon CloudSearch
13 6 (0.46%) OpenShift
14 3 (0.23%) Amazon EC2
14 3 (0.23%) Amazon SQS
14 3 (0.23%) Slack
15 2 (0.15%) IaaS
15 2 (0.15%) Yarn
16 1 (0.077%) BlazeMeter
16 1 (0.077%) BrowserStack
Communications & Networking
1 66 (5.08%) HTTP
2 30 (2.31%) Internet
3 27 (2.08%) Broadband
4 15 (1.16%) SSL
5 3 (0.23%) Intranet
6 2 (0.15%) AMQP
6 2 (0.15%) PBX
6 2 (0.15%) Skype
7 1 (0.077%) SSH
7 1 (0.077%) TCP/IP
Database & Business Intelligence
1 564 (43.45%) SQL Server
2 215 (16.56%) NoSQL
3 203 (15.64%) SQL Server 2016
4 168 (12.94%) SQL Server 2014
5 167 (12.87%) MySQL
6 117 (9.01%) MongoDB
7 83 (6.39%) Big Data
8 70 (5.39%) Relational Database
9 31 (2.39%) Hadoop
10 25 (1.93%) RDBMS
11 24 (1.85%) Redis
12 20 (1.54%) DB2
13 17 (1.31%) Data Warehouse
14 16 (1.23%) PostgreSQL
15 9 (0.69%) Riak
16 8 (0.62%) SQL Server 2012
17 7 (0.54%) Oracle Database
18 6 (0.46%) CouchDB
18 6 (0.46%) Neo4j
18 6 (0.46%) SQL Server 2005
Development Applications
1 327 (25.19%) Git (software)
2 167 (12.87%) Selenium
3 126 (9.71%) Jenkins
4 104 (8.01%) Cucumber
5 98 (7.55%) TeamCity
6 79 (6.09%) JIRA
6 79 (6.09%) WebDriver
7 71 (5.47%) NUnit
8 44 (3.39%) JUnit
9 43 (3.31%) Gradle
9 43 (3.31%) MSTest
10 33 (2.54%) Bitbucket
11 30 (2.31%) Subversion
12 29 (2.23%) Maven
13 27 (2.08%) Jasmine
13 27 (2.08%) Xcode
14 26 (2.00%) NuGet
15 22 (1.69%) SoapUI
16 21 (1.62%) SpecFlow
16 21 (1.62%) Team Foundation Server
General
1 211 (16.26%) Finance
2 103 (7.94%) Games
3 81 (6.24%) Retail
4 79 (6.09%) Advertising
5 74 (5.70%) Banking
6 52 (4.01%) Marketing
7 45 (3.47%) Telecoms
8 23 (1.77%) Music Industry
9 22 (1.69%) Manufacturing
10 17 (1.31%) Legal
11 13 (1.00%) Investment Banking
12 12 (0.92%) Electronics
12 12 (0.92%) Law
13 10 (0.77%) Automotive
14 6 (0.46%) Publishing
15 5 (0.39%) Aerospace
15 5 (0.39%) Back Office
16 2 (0.15%) Military
17 1 (0.077%) Corporate Banking
17 1 (0.077%) Multimedia
Job Titles
1 876 (67.49%) Developer
2 486 (37.44%) .NET Developer
3 154 (11.86%) Java Developer
4 120 (9.24%) Senior Developer
5 114 (8.78%) Software Engineer
6 108 (8.32%) C# Developer
7 92 (7.09%) C# .NET Developer
8 68 (5.24%) Java Engineer
9 67 (5.16%) Software Developer
10 65 (5.01%) Tester
11 57 (4.39%) Junior
12 54 (4.16%) Automation Tester
12 54 (4.16%) Junior Developer
13 52 (4.01%) Lead Developer
13 52 (4.01%) PHP Developer
14 47 (3.62%) .NET Software Developer
15 43 (3.31%) Senior Java Developer
16 40 (3.08%) Graduate
17 36 (2.77%) Junior .NET Developer
18 35 (2.70%) Graduate Developer
Libraries, Frameworks & Software Standards
1 630 (48.54%) .NET
2 457 (35.21%) ASP.NET
3 423 (32.59%) RESTful
4 410 (31.59%) ASP.NET MVC
5 355 (27.35%) AngularJS
6 341 (26.27%) ASP.NET Web API
7 313 (24.11%) Node.js
8 297 (22.88%) ASP.NET MVC 5
9 286 (22.03%) HTML
10 261 (20.11%) WCF
11 257 (19.80%) CSS
12 220 (16.95%) KnockoutJS
13 203 (15.64%) .NET Framework
14 192 (14.79%) Entity Framework
15 188 (14.48%) Web Services
16 179 (13.79%) Twitter Bootstrap
17 162 (12.48%) Spring
18 139 (10.71%) REST
19 130 (10.02%) WPF
20 122 (9.40%) HTML5
Miscellaneous
1 146 (11.25%) Greenfield Project
2 96 (7.40%) Computer Science
3 83 (6.39%) Mobile App
4 61 (4.70%) User Experience
5 50 (3.85%) Enterprise Software
6 40 (3.08%) Social Network
7 36 (2.77%) Analytical Skills
7 36 (2.77%) Fintech
8 33 (2.54%) iPhone
9 14 (1.08%) N-Tier
10 13 (1.00%) RIA
11 11 (0.85%) iPad
11 11 (0.85%) Mobile Banking
12 10 (0.77%) Life Science
12 10 (0.77%) Tandem
13 9 (0.69%) Algorithms
14 8 (0.62%) Online Banking
15 7 (0.54%) Linux Command Line
16 6 (0.46%) Wiki
16 6 (0.46%) Xbox
Operating Systems
1 155 (11.94%) Linux
2 126 (9.71%) Windows
3 74 (5.70%) Android
4 51 (3.93%) Apple iOS
5 20 (1.54%) Unix
6 9 (0.69%) Mac OS
7 7 (0.54%) Ubuntu
8 5 (0.39%) AIX
8 5 (0.39%) CentOS
8 5 (0.39%) Windows Vista
8 5 (0.39%) Windows XP
9 2 (0.15%) Amazon Linux
10 1 (0.077%) Windows Mobile
10 1 (0.077%) Windows Phone
Processes & Methodologies
1 1,105 (85.13%) Agile Software Development
2 663 (51.08%) BDD
3 624 (48.07%) MVC
4 429 (33.05%) Scrum
5 347 (26.73%) Web Application Development
6 319 (24.58%) Continuous Integration
7 270 (20.80%) OO
8 263 (20.26%) Software Engineering
9 242 (18.64%) Test Automation
10 225 (17.33%) Kanban
11 197 (15.18%) Dependency Injection
12 195 (15.02%) DevOps
13 159 (12.25%) SDLC
14 143 (11.02%) Web Development
15 123 (9.48%) Mentoring
16 105 (8.09%) E-Commerce
17 101 (7.78%) Unit Testing
18 88 (6.78%) OOP
19 84 (6.47%) Continuous Delivery
20 81 (6.24%) Microservices
Programming Languages
1 654 (50.39%) C#
2 444 (34.21%) Java
3 413 (31.82%) JavaScript
4 313 (24.11%) Ruby
5 242 (18.64%) SQL
6 137 (10.55%) PHP
7 114 (8.78%) Python
8 70 (5.39%) F#
9 58 (4.47%) C
10 53 (4.08%) Scala
11 41 (3.16%) T-SQL
12 37 (2.85%) C++
13 36 (2.77%) VB.NET
14 33 (2.54%) VB
15 32 (2.47%) Objective-C
16 30 (2.31%) Groovy
17 29 (2.23%) Go
17 29 (2.23%) TypeScript
18 27 (2.08%) Apple Swift
19 16 (1.23%) PowerShell
Qualifications
1 80 (6.16%) Degree
2 35 (2.70%) Computer Science Degree
3 18 (1.39%) ISEB
4 14 (1.08%) ISTQB
4 14 (1.08%) Security Cleared
5 10 (0.77%) Master's Degree
6 8 (0.62%) DV Cleared
6 8 (0.62%) Sun Certification
7 2 (0.15%) Numerate Degree
7 2 (0.15%) PMI Certification
7 2 (0.15%) SC Cleared
Quality Assurance & Compliance
1 126 (9.71%) QA
2 10 (0.77%) Web Application Security Consortium
3 3 (0.23%) GCP
4 2 (0.15%) Data Quality
System Software
1 46 (3.54%) Docker
2 24 (1.85%) Hyper-V
2 24 (1.85%) VirtualBox
2 24 (1.85%) VMware Infrastructure
2 24 (1.85%) Xen
3 10 (0.77%) Virtual Machines
4 2 (0.15%) Active Directory
5 1 (0.077%) HDFS
Systems Management
1 71 (5.47%) Kibana
2 52 (4.01%) Puppet
3 50 (3.85%) Opscode Chef
4 33 (2.54%) Business Desktop Deployment
4 33 (2.54%) WSUS
5 31 (2.39%) Ansible
6 9 (0.69%) ZABBIX
7 8 (0.62%) Kubernetes
7 8 (0.62%) Simian Army
8 7 (0.54%) Nagios
9 2 (0.15%) Cobbler
10 1 (0.077%) Salt
Vendors
1 161 (12.40%) Microsoft
2 104 (8.01%) Google
3 77 (5.93%) Oracle
4 59 (4.55%) Facebook
5 34 (2.62%) Zend
6 24 (1.85%) Twitter
6 24 (1.85%) VMware
7 20 (1.54%) WorldPay
8 16 (1.23%) Capita
8 16 (1.23%) SAP
9 10 (0.77%) Xamarin
10 8 (0.62%) Sun
11 7 (0.54%) CA Agile Central
12 5 (0.39%) Atlassian
12 5 (0.39%) Cloudera
12 5 (0.39%) IBM
12 5 (0.39%) MuleSoft
13 4 (0.31%) JD Edwards
14 3 (0.23%) Adobe
14 3 (0.23%) Salesforce.com