Period
to 22 January 2019

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 22 January 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > North West
6 months to
22 Jan 2019
Same period 2018 Same period 2017
Rank 25 17 20
Rank change year-on-year -8 +3 +4
Permanent jobs citing TDD 978 1,300 1,196
As % of all permanent IT jobs advertised in the North West 9.21% 10.26% 9.84%
As % of the Processes & Methodologies category 10.10% 11.15% 10.67%
Number of salaries quoted 850 1,126 1,060
North West median annual salary £50,000 £45,000 £45,000
Median salary % change year-on-year +11.11% - +12.50%
10th Percentile £32,500 £32,500 £27,500
90th Percentile £77,500 £67,500 £62,500
England median annual salary £55,000 £52,500 £52,500
% change year-on-year +4.76% - +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 9,686 11,661 11,209
As % of all permanent IT jobs advertised in the North West 91.18% 91.99% 92.20%
Number of salaries quoted 7,791 9,264 9,381
North West median annual salary £45,000 £45,000 £40,000
Median salary % change year-on-year - +12.50% -
10th Percentile £26,908 £27,000 £25,625
90th Percentile £70,000 £66,250 £62,500
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

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 22 January 2019.

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 22 January 2019. 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 -5 706 £50,000 +11.11% 142
Cheshire -2 201 £51,750 +8.95% 32
Merseyside -22 39 £40,000 -20.00% 9
Lancashire -13 28 £42,250 +16.55% 18
TDD
England

For the 6 months to 22 January 2019, 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.

1 788 (80.57%) Agile Software Development
2 483 (49.39%) .NET
3 474 (48.47%) C#
4 405 (41.41%) BDD
5 390 (39.88%) Continuous Integration
6 386 (39.47%) SQL Server
7 332 (33.95%) Java
8 317 (32.41%) MVC
9 305 (31.19%) Scrum
10 293 (29.96%) JavaScript
11 265 (27.10%) RESTful
12 261 (26.69%) ASP.NET
13 242 (24.74%) SQL Server 2016
14 241 (24.64%) AngularJS
15 234 (23.93%) Software Engineering
16 217 (22.19%) Kanban
17 211 (21.57%) ASP.NET MVC
18 197 (20.14%) Git (software)
19 193 (19.73%) ASP.NET Web API
20 182 (18.61%) Greenfield Project
20 182 (18.61%) Node.js
21 180 (18.40%) OO
22 176 (18.00%) DevOps
23 173 (17.69%) Microsoft
24 168 (17.18%) NoSQL
25 163 (16.67%) Dependency Injection
26 161 (16.46%) HTML
27 157 (16.05%) SQL
27 157 (16.05%) Test Automation
28 146 (14.93%) Web Application Development

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 59 (6.03%) Apache
2 50 (5.11%) Apache Spark
3 22 (2.25%) Tomcat
4 16 (1.64%) Confluence
5 14 (1.43%) Elasticsearch
6 12 (1.23%) CMS
7 8 (0.82%) Jetty
8 5 (0.51%) JBoss
9 4 (0.41%) Cloud Foundry
9 4 (0.41%) Drupal
9 4 (0.41%) WordPress
10 3 (0.31%) nginx
11 2 (0.20%) WebLogic
12 1 (0.10%) BizTalk Server
12 1 (0.10%) EPiServer
12 1 (0.10%) NServiceBus
12 1 (0.10%) Oracle SOA Suite
12 1 (0.10%) Sitecore CMS
12 1 (0.10%) Umbraco
12 1 (0.10%) WebSphere
Applications
1 6 (0.61%) Photoshop
2 1 (0.10%) Chatbot
2 1 (0.10%) Microsoft Excel
2 1 (0.10%) Microsoft PowerPoint
2 1 (0.10%) MS Visio
Business Applications
1 15 (1.53%) Dynamics CRM
2 1 (0.10%) SDL Web 8
Cloud Services
1 95 (9.71%) Amazon AWS
2 79 (8.08%) Microsoft Azure
3 60 (6.13%) Cloud Computing
4 45 (4.60%) Amazon EC2
5 41 (4.19%) Amazon EMR
6 20 (2.04%) SaaS
7 13 (1.33%) npm
8 12 (1.23%) Dynamics 365
9 10 (1.02%) Google Cloud Platform
9 10 (1.02%) Yarn
10 9 (0.92%) GitHub
11 6 (0.61%) Serverless
12 4 (0.41%) AWS Lambda
13 3 (0.31%) Amazon ElastiCache
13 3 (0.31%) OpenShift
14 2 (0.20%) Amazon S3
14 2 (0.20%) AWS Elastic Beanstalk
15 1 (0.10%) IaaS
15 1 (0.10%) NuGet
15 1 (0.10%) PaaS
Communications & Networking
1 131 (13.39%) Internet
2 36 (3.68%) HTTP
3 26 (2.66%) Broadband
4 20 (2.04%) Hyperconnected
5 13 (1.33%) SSL
6 12 (1.23%) Wi-Fi
7 9 (0.92%) Bluetooth
8 5 (0.51%) VoIP
9 3 (0.31%) TCP/IP
10 2 (0.20%) ATM
11 1 (0.10%) HTTPS
11 1 (0.10%) X.509
Database & Business Intelligence
1 386 (39.47%) SQL Server
2 242 (24.74%) SQL Server 2016
3 168 (17.18%) NoSQL
4 84 (8.59%) MongoDB
5 83 (8.49%) Big Data
6 72 (7.36%) MySQL
7 56 (5.73%) Hadoop
8 42 (4.29%) Flink
9 41 (4.19%) Amazon Athena
9 41 (4.19%) Amazon Redshift
10 40 (4.09%) PostgreSQL
11 21 (2.15%) Relational Database
12 11 (1.12%) Redis
13 8 (0.82%) SQL Server Integration Services
14 7 (0.72%) Neo4j
15 6 (0.61%) DB2
16 5 (0.51%) Apache Cassandra
16 5 (0.51%) Apache Hive
16 5 (0.51%) Oracle Database
16 5 (0.51%) RDBMS
Development Applications
1 197 (20.14%) Git (software)
2 102 (10.43%) JIRA
3 73 (7.46%) Visual Studio
4 63 (6.44%) Team Foundation Server
5 58 (5.93%) Selenium
6 51 (5.21%) Maven
7 46 (4.70%) Jenkins
8 44 (4.50%) Gradle
9 43 (4.40%) JUnit
10 31 (3.17%) Cucumber
11 26 (2.66%) NUnit
11 26 (2.66%) SoapUI
12 25 (2.56%) MSTest
13 23 (2.35%) gulp
13 23 (2.35%) Mockito
13 23 (2.35%) webpack
14 20 (2.04%) TeamCity
14 20 (2.04%) WebDriver
15 18 (1.84%) Protractor
15 18 (1.84%) Subversion
General
1 116 (11.86%) Finance
2 82 (8.38%) Games
3 42 (4.29%) Banking
4 36 (3.68%) Retail
5 32 (3.27%) Telecoms
6 29 (2.97%) Electronics
7 21 (2.15%) Military
8 17 (1.74%) Advertising
8 17 (1.74%) Investment Banking
8 17 (1.74%) Marketing
9 15 (1.53%) Law
10 6 (0.61%) Manufacturing
11 2 (0.20%) Back Office
11 2 (0.20%) Financial Institution
11 2 (0.20%) Retail Banking
12 1 (0.10%) Front Office
12 1 (0.10%) Music Industry
12 1 (0.10%) Publishing
Job Titles
1 715 (73.11%) Developer
2 361 (36.91%) .NET Developer
3 199 (20.35%) C# Developer
4 169 (17.28%) C# .NET Developer
5 151 (15.44%) Senior Developer
6 112 (11.45%) Java Developer
7 97 (9.92%) Software Engineer
8 75 (7.67%) C# WPF Developer
8 75 (7.67%) WPF Developer
9 63 (6.44%) Software Developer
10 52 (5.32%) Front End Developer (Client-Side Developer)
11 46 (4.70%) Internet Developer
12 44 (4.50%) Lead Developer
13 41 (4.19%) Senior .NET Developer
14 39 (3.99%) Agile Developer
15 36 (3.68%) Agile Java Developer
15 36 (3.68%) C# Software Developer
16 35 (3.58%) .NET Software Developer
17 34 (3.48%) C# ASP.NET Developer
17 34 (3.48%) Java Engineer
Libraries, Frameworks & Software Standards
1 483 (49.39%) .NET
2 265 (27.10%) RESTful
3 261 (26.69%) ASP.NET
4 241 (24.64%) AngularJS
5 211 (21.57%) ASP.NET MVC
6 193 (19.73%) ASP.NET Web API
7 182 (18.61%) Node.js
8 161 (16.46%) HTML
9 137 (14.01%) CSS
10 133 (13.60%) WCF
11 125 (12.78%) Spring
12 124 (12.68%) React
13 123 (12.58%) Web Services
14 99 (10.12%) .NET Framework
14 99 (10.12%) WPF
15 91 (9.30%) .NET Core
16 85 (8.69%) REST
17 77 (7.87%) Twitter Bootstrap
18 70 (7.16%) KnockoutJS
19 66 (6.75%) SOAP
Miscellaneous
1 182 (18.61%) Greenfield Project
2 91 (9.30%) Enterprise Software
3 40 (4.09%) User Experience
4 26 (2.66%) PMI
5 25 (2.56%) BBC
5 25 (2.56%) Social Media
5 25 (2.56%) Social Network
6 24 (2.45%) Management Information System
6 24 (2.45%) Tandem
7 22 (2.25%) Fintech
8 20 (2.04%) Analytical Skills
9 19 (1.94%) Internet of Things
10 13 (1.33%) Mobile App
11 8 (0.82%) Mainframe
11 8 (0.82%) Self-Motivation
12 7 (0.72%) Blog
12 7 (0.72%) N-Tier
13 5 (0.51%) Animation
13 5 (0.51%) Arduino
13 5 (0.51%) iPad
Operating Systems
1 49 (5.01%) Windows
2 44 (4.50%) Linux
3 23 (2.35%) Android
4 20 (2.04%) Apple iOS
5 7 (0.72%) Red Hat Enterprise Linux
6 6 (0.61%) Unix
7 3 (0.31%) watchOS
8 2 (0.20%) Windows Server
Processes & Methodologies
1 788 (80.57%) Agile Software Development
2 405 (41.41%) BDD
3 390 (39.88%) Continuous Integration
4 317 (32.41%) MVC
5 305 (31.19%) Scrum
6 234 (23.93%) Software Engineering
7 217 (22.19%) Kanban
8 180 (18.40%) OO
9 176 (18.00%) DevOps
10 163 (16.67%) Dependency Injection
11 157 (16.05%) Test Automation
12 146 (14.93%) Web Application Development
13 123 (12.58%) Problem-Solving
14 107 (10.94%) Computer Science
15 106 (10.84%) Open Source
16 99 (10.12%) MVVM
17 95 (9.71%) Mentoring
18 82 (8.38%) Continuous Delivery
19 80 (8.18%) SDLC
20 73 (7.46%) Microservices
Programming Languages
1 474 (48.47%) C#
2 332 (33.95%) Java
3 293 (29.96%) JavaScript
4 157 (16.05%) SQL
5 117 (11.96%) Python
6 96 (9.82%) Ruby
7 78 (7.98%) PHP
8 63 (6.44%) Scala
9 61 (6.24%) Java 8
10 40 (4.09%) T-SQL
11 27 (2.76%) C++
11 27 (2.76%) TypeScript
12 11 (1.12%) Groovy
13 10 (1.02%) C
14 9 (0.92%) Objective-C
15 8 (0.82%) Apple Swift
15 8 (0.82%) Go
16 7 (0.72%) Perl
17 6 (0.61%) Bash Shell
18 5 (0.51%) Shell Script
Qualifications
1 140 (14.31%) Degree
2 86 (8.79%) Computer Science Degree
3 41 (4.19%) Numerate Degree
4 26 (2.66%) PMI Certification
5 9 (0.92%) ISTQB
6 7 (0.72%) Security Cleared
7 5 (0.51%) DV Cleared
7 5 (0.51%) OCPJP
8 3 (0.31%) ISEB
9 2 (0.20%) ISTQB Foundation Certification
9 2 (0.20%) Master's Degree
10 1 (0.10%) AWS Certification
10 1 (0.10%) Microsoft Certification
10 1 (0.10%) SC Cleared
Quality Assurance & Compliance
1 43 (4.40%) QA
2 25 (2.56%) GDPR
3 2 (0.20%) Web Application Security Consortium
System Software
1 99 (10.12%) Docker
2 9 (0.92%) Virtual Machines
3 4 (0.41%) Hyper-V
3 4 (0.41%) VMware Infrastructure
4 1 (0.10%) Active Directory
Systems Management
1 23 (2.35%) Ansible
2 16 (1.64%) Terraform
3 11 (1.12%) Kubernetes
4 10 (1.02%) Opscode Chef
5 7 (0.72%) Kibana
5 7 (0.72%) Puppet
6 5 (0.51%) Mesos
7 2 (0.20%) Istio
7 2 (0.20%) logstash
8 1 (0.10%) Consul
8 1 (0.10%) Docker Swarm
8 1 (0.10%) Packer
8 1 (0.10%) Single Sign-On
8 1 (0.10%) Systems Management Server (SMS)
Vendors
1 173 (17.69%) Microsoft
2 55 (5.62%) Oracle
3 50 (5.11%) Facebook
4 46 (4.70%) Google
5 41 (4.19%) CA Agile Central
6 30 (3.07%) Apple
7 25 (2.56%) Sony
7 25 (2.56%) Twitter
7 25 (2.56%) Yahoo!
8 17 (1.74%) WorldPay
9 8 (0.82%) Xamarin
10 6 (0.61%) SAP
11 5 (0.51%) Atlassian
11 5 (0.51%) Cloudera
11 5 (0.51%) Telerik
11 5 (0.51%) Zend
12 4 (0.41%) Hortonworks
12 4 (0.41%) MapR
12 4 (0.41%) Teradata
12 4 (0.41%) VMware