Period
to 21 February 2020

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 21 February 2020 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > North West
6 months to
21 Feb 2020
Same period 2019 Same period 2018
Rank 24 25 18
Rank change year-on-year +1 -7 +2
Permanent jobs citing TDD 709 927 1,336
As % of all permanent IT jobs advertised in the North West 8.38% 8.95% 10.41%
As % of the Processes & Methodologies category 9.09% 9.79% 11.25%
Number of salaries quoted 635 805 1,168
North West median annual salary £52,500 £50,000 £45,000
Median salary % change year-on-year +5.00% +11.11% -
10th Percentile £35,000 £32,500 £32,500
90th Percentile £68,750 £77,500 £67,500
England median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +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 7,796 9,473 11,871
As % of all permanent IT jobs advertised in the North West 92.14% 91.46% 92.54%
Number of salaries quoted 6,173 7,595 9,505
North West median annual salary £45,000 £45,000 £45,000
10th Percentile £28,000 £27,500 £26,850
90th Percentile £70,000 £70,000 £66,250
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% -

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 21 February 2020.

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 21 February 2020. 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 +7 556 £52,500 +5.00% 135
Cheshire -16 99 £45,000 -14.29% 21
Lancashire 0 27 £40,926 -3.13% 5
Merseyside -2 25 £55,000 +57.14% 7
Cumbria - 1 £37,500 - 2
TDD
England

For the 6 months to 21 February 2020, 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.

1 495 (69.82%) Agile Software Development
2 300 (42.31%) JavaScript
3 294 (41.47%) .NET
4 271 (38.22%) C#
5 249 (35.12%) BDD
6 232 (32.72%) Microservices
7 224 (31.59%) MVC
8 212 (29.90%) Java
9 198 (27.93%) AWS
10 183 (25.81%) HTML
11 177 (24.96%) SQL
12 176 (24.82%) CSS
12 176 (24.82%) DevOps
13 162 (22.85%) AngularJS
14 157 (22.14%) Git (software)
15 144 (20.31%) Continuous Integration
15 144 (20.31%) ASP.NET
16 143 (20.17%) React
17 139 (19.61%) PHP
18 133 (18.76%) Scrum
19 130 (18.34%) Docker
19 130 (18.34%) Node.js
20 128 (18.05%) Azure
20 128 (18.05%) OO
21 124 (17.49%) .NET Core
22 120 (16.93%) Software Engineering
23 119 (16.78%) Greenfield Project
24 113 (15.94%) ASP.NET MVC
25 106 (14.95%) Web Services
26 105 (14.81%) ASP.NET Web API

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 19 (2.68%) CMS
2 17 (2.40%) Confluence
3 10 (1.41%) Cloud Foundry
3 10 (1.41%) nginx
4 7 (0.99%) EPiServer
4 7 (0.99%) Sitefinity
4 7 (0.99%) Umbraco
5 6 (0.85%) Apache
5 6 (0.85%) BizTalk Server
5 6 (0.85%) Elasticsearch
6 4 (0.56%) Sitecore CMS
7 3 (0.42%) WordPress
8 2 (0.28%) Camunda
8 2 (0.28%) GemFire
9 1 (0.14%) Apache Spark
9 1 (0.14%) Oracle SOA Suite
9 1 (0.14%) SharePoint
Applications
1 6 (0.85%) Chatbot
Business Applications
1 9 (1.27%) Dynamics CRM
2 4 (0.56%) Dynamics NAV
2 4 (0.56%) Magento
2 4 (0.56%) SDL Web 8
Cloud Services
1 198 (27.93%) AWS
2 128 (18.05%) Azure
3 60 (8.46%) Serverless
4 55 (7.76%) GitHub
5 37 (5.22%) AWS Lambda
6 33 (4.65%) Amazon EC2
7 27 (3.81%) Amazon S3
7 27 (3.81%) GCP
7 27 (3.81%) SaaS
8 6 (0.85%) Amazon CloudSearch
8 6 (0.85%) npm
9 5 (0.71%) Sage Pay
10 4 (0.56%) AWS CloudFormation
10 4 (0.56%) Slack
11 3 (0.42%) Asana
11 3 (0.42%) BrowserStack
11 3 (0.42%) PaaS
12 2 (0.28%) Kong
12 2 (0.28%) Sauce Labs
12 2 (0.28%) Yarn
Communications & Networking
1 14 (1.97%) HTTP
1 14 (1.97%) Internet
2 8 (1.13%) SSL
3 6 (0.85%) Bluetooth
3 6 (0.85%) Wi-Fi
4 4 (0.56%) TCP/IP
5 2 (0.28%) SMS
6 1 (0.14%) Ethernet
6 1 (0.14%) Hyperconnected
6 1 (0.14%) SSH
6 1 (0.14%) VLAN
6 1 (0.14%) Wireless
Database & Business Intelligence
1 100 (14.10%) SQL Server
2 72 (10.16%) NoSQL
3 59 (8.32%) MySQL
4 56 (7.90%) MongoDB
5 22 (3.10%) Relational Database
6 19 (2.68%) PostgreSQL
7 16 (2.26%) SQL Server 2016
8 15 (2.12%) Neo4j
9 6 (0.85%) Amazon RDS
10 5 (0.71%) SQL Server Integration Services
10 5 (0.71%) SQL Server Reporting Services
11 4 (0.56%) Amazon DynamoDB
11 4 (0.56%) Cosmos DB
12 3 (0.42%) Data Warehouse
12 3 (0.42%) RDBMS
12 3 (0.42%) Redis
13 2 (0.28%) Blockchain
13 2 (0.28%) Hazelcast
13 2 (0.28%) Power BI
14 1 (0.14%) RavenDB
Development Applications
1 157 (22.14%) Git (software)
2 74 (10.44%) Maven
3 66 (9.31%) Selenium
4 53 (7.48%) JIRA
5 50 (7.05%) GitLab
6 47 (6.63%) Gradle
7 43 (6.06%) Jenkins
8 27 (3.81%) Team Foundation Server
9 24 (3.39%) Cucumber
10 22 (3.10%) JUnit
11 20 (2.82%) Gatling
12 16 (2.26%) TeamCity
13 15 (2.12%) webpack
14 14 (1.97%) Jasmine
14 14 (1.97%) WebDriver
15 13 (1.83%) SoapUI
16 12 (1.69%) SpecFlow
17 11 (1.55%) Mercurial
17 11 (1.55%) PHPUnit
17 11 (1.55%) Protractor
General
1 78 (11.00%) Finance
2 25 (3.53%) Banking
2 25 (3.53%) Retail
3 23 (3.24%) Games
4 14 (1.97%) Public Sector
5 10 (1.41%) Telecoms
6 9 (1.27%) Automotive
7 7 (0.99%) Marketing
8 6 (0.85%) Aerospace
9 5 (0.71%) Military
10 3 (0.42%) Legal
11 2 (0.28%) Environmental Health
11 2 (0.28%) Local Government
12 1 (0.14%) Advertising
12 1 (0.14%) Electronics
12 1 (0.14%) Financial Institution
12 1 (0.14%) Law
12 1 (0.14%) Manufacturing
12 1 (0.14%) Music Industry
Job Titles
1 524 (73.91%) Developer
2 186 (26.23%) Senior Developer
3 118 (16.64%) .NET Developer
4 105 (14.81%) Java Developer
5 81 (11.42%) Software Engineer
6 75 (10.58%) PHP Developer
7 72 (10.16%) Front End Developer (Client-Side Developer)
8 69 (9.73%) C# Developer
9 67 (9.45%) Senior Java Developer
10 53 (7.48%) Software Developer
11 42 (5.92%) Senior .NET Developer
12 35 (4.94%) C# .NET Developer
13 34 (4.80%) Senior Software Engineer
14 29 (4.09%) Senior PHP Developer
15 27 (3.81%) Full Stack Developer
16 26 (3.67%) React Developer
17 25 (3.53%) Angular Developer
17 25 (3.53%) Lead Developer
18 18 (2.54%) Agile Developer
18 18 (2.54%) Agile Java Developer
Libraries, Frameworks & Software Standards
1 294 (41.47%) .NET
2 183 (25.81%) HTML
3 176 (24.82%) CSS
4 162 (22.85%) AngularJS
5 144 (20.31%) ASP.NET
6 143 (20.17%) React
7 130 (18.34%) Node.js
8 124 (17.49%) .NET Core
9 113 (15.94%) ASP.NET MVC
10 106 (14.95%) Web Services
11 105 (14.81%) ASP.NET Web API
12 104 (14.67%) RESTful
13 103 (14.53%) Spring
14 88 (12.41%) Vue.js
15 87 (12.27%) Laravel
16 67 (9.45%) Spring Boot
17 65 (9.17%) Hibernate
18 46 (6.49%) REST
19 45 (6.35%) HTML5
20 42 (5.92%) WCF
Miscellaneous
1 119 (16.78%) Greenfield Project
2 51 (7.19%) Enterprise Software
3 50 (7.05%) Mobile App
4 44 (6.21%) User Experience
5 16 (2.26%) Cloud Native
6 10 (1.41%) Self-Motivation
7 9 (1.27%) Analytical Skills
7 9 (1.27%) N-Tier
8 8 (1.13%) Embedded Systems
9 6 (0.85%) Animation
10 5 (0.71%) PMI
11 4 (0.56%) Algorithms
11 4 (0.56%) HoloLens
11 4 (0.56%) Social Media
12 3 (0.42%) Blog
12 3 (0.42%) Data Structures
12 3 (0.42%) Life Science
13 2 (0.28%) e-Learning
13 2 (0.28%) NHS
13 2 (0.28%) Xbox
Operating Systems
1 65 (9.17%) Linux
2 21 (2.96%) Android
3 18 (2.54%) Apple iOS
3 18 (2.54%) Windows
4 7 (0.99%) Unix
5 6 (0.85%) watchOS
6 5 (0.71%) Mac OS X
7 3 (0.42%) Mac OS
8 1 (0.14%) Embedded Linux
Processes & Methodologies
1 495 (69.82%) Agile Software Development
2 249 (35.12%) BDD
3 232 (32.72%) Microservices
4 224 (31.59%) MVC
5 176 (24.82%) DevOps
6 144 (20.31%) Continuous Integration
7 133 (18.76%) Scrum
8 128 (18.05%) OO
9 120 (16.93%) Software Engineering
10 101 (14.25%) Test Automation
11 100 (14.10%) E-Commerce
12 93 (13.12%) Mentoring
12 93 (13.12%) SOLID
13 82 (11.57%) Front End Development
14 74 (10.44%) Unit Testing
15 72 (10.16%) OOP
16 69 (9.73%) Coaching
17 62 (8.74%) Continuous Deployment
18 61 (8.60%) Kanban
19 56 (7.90%) Pair Programming
Programming Languages
1 300 (42.31%) JavaScript
2 271 (38.22%) C#
3 212 (29.90%) Java
4 177 (24.96%) SQL
5 139 (19.61%) PHP
6 72 (10.16%) Java 8
7 50 (7.05%) Python
8 42 (5.92%) TypeScript
9 20 (2.82%) ES6
10 19 (2.68%) Ruby
11 17 (2.40%) Kotlin
12 16 (2.26%) C
13 13 (1.83%) Scala
13 13 (1.83%) T-SQL
14 11 (1.55%) C++
15 9 (1.27%) VB.NET
16 7 (0.99%) Apple Swift
16 7 (0.99%) Objective-C
17 6 (0.85%) Shell Script
17 6 (0.85%) VB
Qualifications
1 26 (3.67%) Degree
2 8 (1.13%) Computer Science Degree
3 5 (0.71%) ISTQB
3 5 (0.71%) PMI Certification
4 4 (0.56%) ISTQB Foundation Certification
5 3 (0.42%) PhD
6 2 (0.28%) Postgraduate
7 1 (0.14%) DBS Check
Quality Assurance & Compliance
1 63 (8.89%) QA
2 2 (0.28%) Data Quality
2 2 (0.28%) GDPR
2 2 (0.28%) TickIT
3 1 (0.14%) PCI DSS
3 1 (0.14%) PMO
System Software
1 130 (18.34%) Docker
2 1 (0.14%) Virtual Machines
Systems Management
1 46 (6.49%) Kubernetes
2 27 (3.81%) Terraform
3 13 (1.83%) Ansible
4 5 (0.71%) Kibana
4 5 (0.71%) Opscode Chef
4 5 (0.71%) Puppet
5 2 (0.28%) Business Desktop Deployment
5 2 (0.28%) Consul
5 2 (0.28%) Docker Swarm
5 2 (0.28%) Grafana
6 1 (0.14%) Rancher
Vendors
1 96 (13.54%) Microsoft
2 25 (3.53%) Google
3 17 (2.40%) Atlassian
4 15 (2.12%) Oracle
5 11 (1.55%) Xamarin
6 8 (1.13%) Apple
7 6 (0.85%) TIBCO
8 5 (0.71%) Sage
9 4 (0.56%) CA
9 4 (0.56%) CA Agile Central
9 4 (0.56%) Facebook
9 4 (0.56%) IBM
9 4 (0.56%) Micro Focus
9 4 (0.56%) Parasoft
9 4 (0.56%) Sitecore
10 3 (0.42%) Marketo
10 3 (0.42%) Pardot
10 3 (0.42%) Salesforce.com
11 2 (0.28%) Splunk
11 2 (0.28%) Zend