Period
to 14 November 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 14 November 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > North West
6 months to
14 Nov 2018
Same period 2017 Same period 2016
Rank 22 20 21
Rank change year-on-year -2 +1 +2
Permanent jobs citing TDD 1,094 1,282 1,137
As % of all permanent IT jobs advertised in the North West 9.31% 9.64% 9.16%
As % of the Processes & Methodologies category 10.27% 10.59% 10.03%
Number of salaries quoted 935 1,101 1,039
North West median annual salary £50,000 £45,000 £42,500
Median salary % change year-on-year +11.11% +5.88% +6.25%
10th Percentile £32,500 £32,500 £27,500
90th Percentile £75,000 £63,750 £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 10,655 12,106 11,333
As % of all permanent IT jobs advertised in the North West 90.67% 91.04% 91.27%
Number of salaries quoted 8,553 9,627 9,460
North West median annual salary £45,000 £42,500 £40,000
Median salary % change year-on-year +5.88% +6.25% -
10th Percentile £26,250 £26,250 £26,000
90th Percentile £70,000 £65,000 £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 14 November 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 14 November 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 0 803 £50,000 +11.11% 126
Cheshire -4 222 £50,165 +11.48% 27
Merseyside -21 43 £40,000 -11.11% 12
Lancashire -31 25 £37,500 +7.14% 17
TDD
England

For the 6 months to 14 November 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.

1 903 (82.54%) Agile Software Development
2 555 (50.73%) .NET
3 540 (49.36%) C#
4 490 (44.79%) Continuous Integration
5 469 (42.87%) BDD
6 398 (36.38%) SQL Server
7 381 (34.83%) Scrum
7 381 (34.83%) Java
8 369 (33.73%) MVC
9 366 (33.46%) JavaScript
10 297 (27.15%) ASP.NET
11 294 (26.87%) AngularJS
12 288 (26.33%) RESTful
13 279 (25.50%) Software Engineering
14 240 (21.94%) SQL Server 2016
15 236 (21.57%) ASP.NET MVC
16 233 (21.30%) OO
16 233 (21.30%) ASP.NET Web API
17 231 (21.12%) Kanban
18 227 (20.75%) DevOps
19 216 (19.74%) Git (software)
20 212 (19.38%) HTML
21 182 (16.64%) SQL
21 182 (16.64%) CSS
22 175 (16.00%) Greenfield Project
23 172 (15.72%) Dependency Injection
24 168 (15.36%) Node.js
25 167 (15.27%) Test Automation
26 165 (15.08%) NoSQL
27 164 (14.99%) WCF

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 44 (4.02%) Apache
2 43 (3.93%) Apache Spark
3 22 (2.01%) Cloud Foundry
4 19 (1.74%) Confluence
5 18 (1.65%) Tomcat
6 11 (1.01%) Elasticsearch
7 9 (0.82%) CMS
8 6 (0.55%) Apache Pig
9 5 (0.46%) Drupal
9 5 (0.46%) JBoss
9 5 (0.46%) nginx
10 4 (0.37%) WebSphere
10 4 (0.37%) WordPress
11 3 (0.27%) EPiServer
11 3 (0.27%) Jetty
11 3 (0.27%) WebLogic
12 2 (0.18%) Apache Solr
12 2 (0.18%) IIS
12 2 (0.18%) NServiceBus
12 2 (0.18%) Oracle SOA Suite
Applications
1 5 (0.46%) Photoshop
2 1 (0.091%) Chatbot
2 1 (0.091%) Microsoft Excel
2 1 (0.091%) Microsoft PowerPoint
2 1 (0.091%) MS Visio
Business Applications
1 15 (1.37%) Dynamics CRM
2 5 (0.46%) SAP FI
2 5 (0.46%) SAP MM
2 5 (0.46%) SAP PP
2 5 (0.46%) SAP QM
2 5 (0.46%) SAP SD
3 4 (0.37%) SAP S/4HANA
4 1 (0.091%) Magento
4 1 (0.091%) Payment Gateway
4 1 (0.091%) SDL Web 8
Cloud Services
1 135 (12.34%) Microsoft Azure
2 128 (11.70%) Amazon AWS
3 60 (5.48%) Cloud Computing
4 42 (3.84%) SaaS
5 34 (3.11%) Amazon EC2
6 26 (2.38%) Amazon EMR
7 24 (2.19%) Google Cloud Platform
8 22 (2.01%) GitHub
9 9 (0.82%) Dynamics 365
9 9 (0.82%) npm
10 8 (0.73%) Yarn
11 7 (0.64%) Google Play
11 7 (0.64%) PaaS
12 6 (0.55%) Amazon ElastiCache
12 6 (0.55%) Serverless
13 4 (0.37%) Amazon S3
13 4 (0.37%) AWS Elastic Beanstalk
13 4 (0.37%) OpenShift
14 3 (0.27%) AWS Lambda
15 2 (0.18%) Amazon SQS
Communications & Networking
1 122 (11.15%) Internet
2 41 (3.75%) HTTP
3 25 (2.29%) Hyperconnected
4 21 (1.92%) Broadband
5 20 (1.83%) SSL
6 16 (1.46%) Wi-Fi
7 14 (1.28%) Bluetooth
8 5 (0.46%) VoIP
9 4 (0.37%) TCP/IP
10 2 (0.18%) Intranet
11 1 (0.091%) AMQP
11 1 (0.091%) PPP
11 1 (0.091%) X.509
Database & Business Intelligence
1 398 (36.38%) SQL Server
2 240 (21.94%) SQL Server 2016
3 165 (15.08%) NoSQL
4 88 (8.04%) Big Data
5 75 (6.86%) MySQL
6 72 (6.58%) MongoDB
7 57 (5.21%) Hadoop
8 28 (2.56%) Amazon Redshift
9 27 (2.47%) Flink
10 26 (2.38%) Amazon Athena
11 25 (2.29%) Relational Database
12 22 (2.01%) PostgreSQL
13 14 (1.28%) Neo4j
14 10 (0.91%) Apache Hive
15 9 (0.82%) Couchbase
15 9 (0.82%) Oracle Database
16 8 (0.73%) Blockchain
16 8 (0.73%) DB2
16 8 (0.73%) Redis
17 6 (0.55%) Data Warehouse
Development Applications
1 216 (19.74%) Git (software)
2 92 (8.41%) JIRA
3 79 (7.22%) Selenium
4 70 (6.40%) Team Foundation Server
4 70 (6.40%) Visual Studio
5 67 (6.12%) Jenkins
6 41 (3.75%) Maven
7 39 (3.56%) Gradle
8 38 (3.47%) TeamCity
9 37 (3.38%) Cucumber
9 37 (3.38%) JUnit
10 28 (2.56%) NUnit
11 25 (2.29%) MSTest
12 24 (2.19%) SoapUI
13 21 (1.92%) Mockito
13 21 (1.92%) WebDriver
14 19 (1.74%) Mercurial
15 17 (1.55%) GitLab
16 16 (1.46%) SonarQube
16 16 (1.46%) Subversion
General
1 150 (13.71%) Finance
2 101 (9.23%) Games
3 61 (5.58%) Retail
4 57 (5.21%) Banking
5 38 (3.47%) Electronics
6 36 (3.29%) Telecoms
7 32 (2.93%) Marketing
8 28 (2.56%) Military
9 24 (2.19%) Investment Banking
9 24 (2.19%) Law
10 23 (2.10%) Advertising
11 14 (1.28%) Manufacturing
12 3 (0.27%) Automotive
12 3 (0.27%) Financial Institution
13 2 (0.18%) Multimedia
13 2 (0.18%) Music Industry
13 2 (0.18%) Retail Banking
14 1 (0.091%) Back Office
14 1 (0.091%) Front Office
14 1 (0.091%) Publishing
Job Titles
1 777 (71.02%) Developer
2 387 (35.37%) .NET Developer
3 203 (18.56%) C# Developer
4 172 (15.72%) C# .NET Developer
5 163 (14.90%) Senior Developer
6 133 (12.16%) Java Developer
7 121 (11.06%) Software Engineer
8 87 (7.95%) Software Developer
9 61 (5.58%) C# WPF Developer
9 61 (5.58%) WPF Developer
10 54 (4.94%) C# Software Developer
11 52 (4.75%) .NET Software Developer
12 50 (4.57%) Lead Developer
12 50 (4.57%) Senior .NET Developer
13 47 (4.30%) Internet Developer
14 44 (4.02%) Agile Developer
15 43 (3.93%) Architect
16 38 (3.47%) ASP.NET Developer
17 37 (3.38%) Agile Java Developer
17 37 (3.38%) C# ASP.NET Developer
Libraries, Frameworks & Software Standards
1 555 (50.73%) .NET
2 297 (27.15%) ASP.NET
3 294 (26.87%) AngularJS
4 288 (26.33%) RESTful
5 236 (21.57%) ASP.NET MVC
6 233 (21.30%) ASP.NET Web API
7 212 (19.38%) HTML
8 182 (16.64%) CSS
9 168 (15.36%) Node.js
10 164 (14.99%) WCF
11 158 (14.44%) React
12 122 (11.15%) .NET Framework
13 118 (10.79%) Web Services
14 112 (10.24%) Spring
15 105 (9.60%) .NET Core
16 100 (9.14%) WPF
17 98 (8.96%) HTML5
18 93 (8.50%) Twitter Bootstrap
19 88 (8.04%) REST
20 87 (7.95%) KnockoutJS
Miscellaneous
1 175 (16.00%) Greenfield Project
2 112 (10.24%) Computer Science
3 101 (9.23%) Enterprise Software
4 50 (4.57%) User Experience
5 31 (2.83%) Analytical Skills
6 30 (2.74%) N-Tier
7 27 (2.47%) Mobile App
8 26 (2.38%) Social Network
9 25 (2.29%) Fintech
10 24 (2.19%) Management Information System
11 23 (2.10%) Tandem
12 20 (1.83%) BBC
12 20 (1.83%) Social Media
13 16 (1.46%) Blog
14 15 (1.37%) Internet of Things
15 13 (1.19%) Mainframe
16 12 (1.10%) PMI
17 10 (0.91%) Arduino
18 8 (0.73%) Animation
18 8 (0.73%) Self-Motivation
Operating Systems
1 55 (5.03%) Android
2 44 (4.02%) Linux
3 40 (3.66%) Windows
4 34 (3.11%) Apple iOS
5 3 (0.27%) Red Hat Enterprise Linux
6 2 (0.18%) watchOS
7 1 (0.091%) CentOS
7 1 (0.091%) Ubuntu
Processes & Methodologies
1 903 (82.54%) Agile Software Development
2 490 (44.79%) Continuous Integration
3 469 (42.87%) BDD
4 381 (34.83%) Scrum
5 369 (33.73%) MVC
6 279 (25.50%) Software Engineering
7 233 (21.30%) OO
8 231 (21.12%) Kanban
9 227 (20.75%) DevOps
10 172 (15.72%) Dependency Injection
11 167 (15.27%) Test Automation
12 160 (14.63%) Web Application Development
13 150 (13.71%) Problem-Solving
14 120 (10.97%) Continuous Delivery
15 106 (9.69%) SDLC
16 104 (9.51%) Microservices
17 100 (9.14%) MVVM
18 98 (8.96%) Mentoring
18 98 (8.96%) Open Source
18 98 (8.96%) SOLID
Programming Languages
1 540 (49.36%) C#
2 381 (34.83%) Java
3 366 (33.46%) JavaScript
4 182 (16.64%) SQL
5 118 (10.79%) Python
6 117 (10.69%) Ruby
7 71 (6.49%) PHP
8 55 (5.03%) Java 8
8 55 (5.03%) Scala
9 42 (3.84%) C++
10 41 (3.75%) TypeScript
11 40 (3.66%) T-SQL
12 30 (2.74%) C
13 21 (1.92%) Bash Shell
14 18 (1.65%) Objective-C
15 15 (1.37%) Groovy
16 14 (1.28%) Apple Swift
17 13 (1.19%) Go
18 10 (0.91%) Kotlin
19 9 (0.82%) VB.NET
Qualifications
1 138 (12.61%) Degree
2 75 (6.86%) Computer Science Degree
3 26 (2.38%) Numerate Degree
4 19 (1.74%) Security Cleared
5 13 (1.19%) DV Cleared
6 12 (1.10%) PMI Certification
7 10 (0.91%) OCPJP
8 9 (0.82%) ISTQB
9 8 (0.73%) ISEB
9 8 (0.73%) SC Cleared
10 3 (0.27%) AWS Certification
11 2 (0.18%) Master's Degree
12 1 (0.091%) ISTQB Foundation Certification
12 1 (0.091%) Microsoft Certification
12 1 (0.091%) PhD
Quality Assurance & Compliance
1 53 (4.84%) QA
2 25 (2.29%) GDPR
3 2 (0.18%) Web Application Security Consortium
4 1 (0.091%) PCI DSS
System Software
1 99 (9.05%) Docker
2 26 (2.38%) Virtual Machines
3 4 (0.37%) Hyper-V
3 4 (0.37%) VMware Infrastructure
Systems Management
1 44 (4.02%) Ansible
2 28 (2.56%) Kubernetes
3 27 (2.47%) Opscode Chef
3 27 (2.47%) Puppet
4 12 (1.10%) Kibana
5 10 (0.91%) Terraform
6 9 (0.82%) Salt
7 4 (0.37%) Istio
8 1 (0.091%) Cobbler
8 1 (0.091%) Consul
8 1 (0.091%) Docker Swarm
8 1 (0.091%) Mesos
8 1 (0.091%) Packer
8 1 (0.091%) Systems Management Server (SMS)
Vendors
1 158 (14.44%) Microsoft
2 74 (6.76%) Google
3 55 (5.03%) Oracle
4 48 (4.39%) Facebook
5 28 (2.56%) Apple
6 26 (2.38%) CA Agile Central
6 26 (2.38%) Twitter
7 22 (2.01%) Yahoo!
8 20 (1.83%) Sony
9 19 (1.74%) SAP
10 15 (1.37%) Cloudera
11 13 (1.19%) Xamarin
12 8 (0.73%) WorldPay
13 7 (0.64%) Atlassian
14 5 (0.46%) Telerik
15 4 (0.37%) Hortonworks
15 4 (0.37%) IBM
15 4 (0.37%) MapR
15 4 (0.37%) Teradata
15 4 (0.37%) VMware