Period
to 22 October 2019

The following table provides summary statistics for permanent job vacancies advertised in the North of England 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 October 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > North of England
6 months to
22 Oct 2019
Same period 2018 Same period 2017
Rank 31 21 22
Rank change year-on-year -10 +1 +4
Permanent jobs citing TDD 1,203 1,968 1,993
As % of all permanent IT jobs advertised in the North of England 6.64% 9.14% 8.51%
As % of the Processes & Methodologies category 7.18% 9.97% 9.26%
Number of salaries quoted 972 1,637 1,730
North of England median annual salary £52,500 £45,000 £45,000
Median salary % change year-on-year +16.67% - +5.88%
10th Percentile £35,000 £32,500 £31,250
90th Percentile £65,000 £71,250 £61,250
England median annual salary £60,000 £55,000 £52,500
% change year-on-year +9.09% +4.76% -

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 of England with a requirement for process or methodology skills.

All Process and Methodology Skills
North of England
Permanent vacancies with a requirement for process or methodology skills 16,765 19,738 21,528
As % of all permanent IT jobs advertised in the North of England 92.60% 91.69% 91.92%
Number of salaries quoted 13,148 15,961 17,559
North of England median annual salary £45,000 £44,000 £42,500
Median salary % change year-on-year +2.27% +3.53% +6.25%
10th Percentile £26,500 £26,250 £26,250
90th Percentile £67,500 £65,000 £62,500
England median annual salary £52,500 £52,500 £50,000
% change year-on-year - +5.00% -

TDD
Job Vacancy Trend in the North of England

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

Job vacancy trend for TDD in the North of England

TDD
Salary Trend in the North of England

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

Salary trend for TDD in the North of England

TDD
Salary Histogram in the North of England

The salary distribution of IT jobs citing TDD in the North of England over the 6 months to 22 October 2019.

Salary histogram for TDD in the North of England

TDD
Job Locations in the North of England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the North of England region over the 6 months to 22 October 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
North West -6 753 £55,000 +10.00% 189
Yorkshire -25 383 £50,000 +11.11% 90
North East -8 67 £45,000 - 25
TDD
England

For the 6 months to 22 October 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 of England region with a requirement for TDD.

1 840 (69.83%) Agile Software Development
2 503 (41.81%) BDD
3 456 (37.91%) JavaScript
4 452 (37.57%) Java
5 400 (33.25%) C#
6 369 (30.67%) .NET
7 334 (27.76%) Software Engineering
8 328 (27.27%) Scrum
9 323 (26.85%) Continuous Integration
10 318 (26.43%) DevOps
11 313 (26.02%) AWS
12 301 (25.02%) MVC
13 293 (24.36%) HTML
14 287 (23.86%) Microservices
15 262 (21.78%) CSS
16 259 (21.53%) SQL
17 254 (21.11%) Git (software)
18 235 (19.53%) Test Automation
19 220 (18.29%) OO
20 212 (17.62%) Azure
21 207 (17.21%) React
22 205 (17.04%) Spring
23 204 (16.96%) PHP
24 193 (16.04%) Node.js
25 190 (15.79%) ASP.NET
26 186 (15.46%) Mentoring
27 185 (15.38%) AngularJS
28 177 (14.71%) Greenfield Project
29 175 (14.55%) SQL Server
29 175 (14.55%) Selenium

TDD
Co-occurring IT Skills in the North of England 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 49 (4.07%) Confluence
2 28 (2.33%) CMS
3 27 (2.24%) Elasticsearch
4 26 (2.16%) Cloud Foundry
5 25 (2.08%) nginx
6 15 (1.25%) NServiceBus
6 15 (1.25%) Umbraco
7 13 (1.08%) Apache Spark
8 11 (0.91%) WordPress
9 9 (0.75%) Apache
9 9 (0.75%) Sitecore CMS
10 7 (0.58%) WebSphere
11 6 (0.50%) Tomcat
12 5 (0.42%) Drupal
12 5 (0.42%) EPiServer
13 4 (0.33%) BizTalk Server
14 3 (0.25%) IIS
15 2 (0.17%) Oracle Workflow
16 1 (0.083%) JBoss
16 1 (0.083%) WebSphere Application Server
Applications
1 5 (0.42%) Adobe Illustrator
1 5 (0.42%) Photoshop
2 3 (0.25%) Chatbot
2 3 (0.25%) InVision
2 3 (0.25%) OmniGraffle
2 3 (0.25%) Sketch
3 2 (0.17%) InDesign
4 1 (0.083%) EngageOne
Business Applications
1 27 (2.24%) WebTrends
2 10 (0.83%) SDL Web 8
3 4 (0.33%) Dynamics CRM
4 2 (0.17%) Dynamics NAV
4 2 (0.17%) Magento
5 1 (0.083%) Maximo
Cloud Services
1 313 (26.02%) AWS
2 212 (17.62%) Azure
3 109 (9.06%) GitHub
4 92 (7.65%) Serverless
5 56 (4.66%) GCP
6 53 (4.41%) AWS Lambda
7 41 (3.41%) G Suite
7 41 (3.41%) Office 365
8 38 (3.16%) Amazon EC2
8 38 (3.16%) Amazon S3
9 25 (2.08%) SaaS
10 19 (1.58%) Sage Pay
11 9 (0.75%) Cloud Computing
11 9 (0.75%) Heroku
12 8 (0.67%) Asana
13 7 (0.58%) AWS CloudFormation
14 5 (0.42%) Amazon ECS
14 5 (0.42%) Kong
14 5 (0.42%) Trello
15 4 (0.33%) npm
Communications & Networking
1 11 (0.91%) Internet
2 10 (0.83%) HTTP
2 10 (0.83%) SSL
3 5 (0.42%) TCP/IP
4 3 (0.25%) AMQP
4 3 (0.25%) Bluetooth
4 3 (0.25%) Broadband
4 3 (0.25%) VPN
4 3 (0.25%) Wi-Fi
5 2 (0.17%) Calico
5 2 (0.17%) Firewall
5 2 (0.17%) Reverse Proxy
5 2 (0.17%) X.509
6 1 (0.083%) DHCP
6 1 (0.083%) DNS
6 1 (0.083%) IPv4
6 1 (0.083%) Network Security
6 1 (0.083%) SMS
Database & Business Intelligence
1 175 (14.55%) SQL Server
2 117 (9.73%) NoSQL
3 109 (9.06%) MySQL
4 87 (7.23%) MongoDB
5 67 (5.57%) PostgreSQL
6 62 (5.15%) Relational Database
7 40 (3.33%) Redis
8 30 (2.49%) RDBMS
9 27 (2.24%) Neo4j
10 17 (1.41%) Big Data
10 17 (1.41%) Hadoop
11 14 (1.16%) SQL Server Integration Services
12 12 (1.00%) Riak
13 9 (0.75%) GIS
14 8 (0.67%) Amazon DynamoDB
14 8 (0.67%) Apache Hive
15 7 (0.58%) Data Warehouse
15 7 (0.58%) SQL Server Reporting Services
16 6 (0.50%) CouchDB
16 6 (0.50%) DB2
Development Applications
1 254 (21.11%) Git (software)
2 175 (14.55%) Selenium
3 146 (12.14%) JIRA
4 112 (9.31%) Jenkins
5 93 (7.73%) Maven
6 72 (5.99%) Cucumber
7 69 (5.74%) GitLab
8 63 (5.24%) Gradle
9 54 (4.49%) SoapUI
10 52 (4.32%) JMeter
11 50 (4.16%) Team Foundation Server
12 44 (3.66%) JUnit
13 42 (3.49%) Subversion
14 37 (3.08%) LoadRunner
15 32 (2.66%) Gatling
16 28 (2.33%) SpecFlow
17 26 (2.16%) WebDriver
18 25 (2.08%) Jasmine
18 25 (2.08%) Mercurial
18 25 (2.08%) RSpec
General
1 128 (10.64%) Finance
2 74 (6.15%) Retail
3 46 (3.82%) Banking
4 32 (2.66%) Marketing
5 19 (1.58%) Games
6 16 (1.33%) Automotive
7 14 (1.16%) Telecoms
8 8 (0.67%) Legal
9 5 (0.42%) Public Sector
10 4 (0.33%) Advertising
10 4 (0.33%) Online Betting
11 2 (0.17%) Manufacturing
11 2 (0.17%) Pharmaceutical
12 1 (0.083%) Electronics
12 1 (0.083%) Law
12 1 (0.083%) Local Government
Job Titles
1 744 (61.85%) Developer
2 207 (17.21%) Software Engineer
3 205 (17.04%) Senior Developer
4 202 (16.79%) Java Developer
5 149 (12.39%) .NET Developer
6 131 (10.89%) C# Developer
7 99 (8.23%) Senior Software Engineer
8 88 (7.32%) Front End Developer (Client-Side Developer)
9 86 (7.15%) PHP Developer
10 85 (7.07%) Senior Java Developer
11 82 (6.82%) Software Developer
12 79 (6.57%) C# .NET Developer
13 76 (6.32%) Java Engineer
14 61 (5.07%) Senior .NET Developer
15 58 (4.82%) Lead Developer
16 52 (4.32%) Java Software Engineer
16 52 (4.32%) React Developer
17 41 (3.41%) Angular Developer
17 41 (3.41%) Technical Leader
18 36 (2.99%) Senior C# Developer
Libraries, Frameworks & Software Standards
1 369 (30.67%) .NET
2 293 (24.36%) HTML
3 262 (21.78%) CSS
4 207 (17.21%) React
5 205 (17.04%) Spring
6 193 (16.04%) Node.js
7 190 (15.79%) ASP.NET
8 185 (15.38%) AngularJS
9 148 (12.30%) RESTful
10 131 (10.89%) ASP.NET MVC
11 126 (10.47%) .NET Core
12 124 (10.31%) Web Services
13 119 (9.89%) .NET Framework
14 112 (9.31%) Spring Boot
15 102 (8.48%) REST
16 99 (8.23%) Laravel
17 94 (7.81%) Vue.js
18 85 (7.07%) Entity Framework
18 85 (7.07%) Hibernate
19 81 (6.73%) jQuery
Miscellaneous
1 177 (14.71%) Greenfield Project
2 92 (7.65%) Enterprise Software
3 64 (5.32%) Mobile App
4 60 (4.99%) User Experience
5 33 (2.74%) Self-Motivation
6 32 (2.66%) Cloud Native
7 30 (2.49%) BBC
8 19 (1.58%) Analytical Skills
9 12 (1.00%) Algorithms
10 11 (0.91%) Data Structures
11 8 (0.67%) Embedded Systems
11 8 (0.67%) Kindle
11 8 (0.67%) NHS
11 8 (0.67%) PMI
12 7 (0.58%) N-Tier
13 6 (0.50%) Client/Server
13 6 (0.50%) Mobile Banking
14 4 (0.33%) Life Science
15 3 (0.25%) Graphic Design
15 3 (0.25%) Smartphone
Operating Systems
1 85 (7.07%) Linux
2 49 (4.07%) Android
3 40 (3.33%) Windows
4 19 (1.58%) Apple iOS
5 17 (1.41%) Unix
6 9 (0.75%) Mac OS
7 2 (0.17%) CentOS
7 2 (0.17%) Windows Mobile
7 2 (0.17%) Windows Server
8 1 (0.083%) Debian
8 1 (0.083%) Mac OS X
8 1 (0.083%) Red Hat Enterprise Linux
8 1 (0.083%) Windows Server 2008
8 1 (0.083%) Windows Server 2012
Processes & Methodologies
1 840 (69.83%) Agile Software Development
2 503 (41.81%) BDD
3 334 (27.76%) Software Engineering
4 328 (27.27%) Scrum
5 323 (26.85%) Continuous Integration
6 318 (26.43%) DevOps
7 301 (25.02%) MVC
8 287 (23.86%) Microservices
9 235 (19.53%) Test Automation
10 220 (18.29%) OO
11 186 (15.46%) Mentoring
12 161 (13.38%) Kanban
13 135 (11.22%) E-Commerce
14 126 (10.47%) Pair Programming
15 123 (10.22%) SOLID
16 113 (9.39%) OOP
17 101 (8.40%) Front End Development
18 93 (7.73%) Problem-Solving
19 85 (7.07%) Unit Testing
20 82 (6.82%) SDLC
Programming Languages
1 456 (37.91%) JavaScript
2 452 (37.57%) Java
3 400 (33.25%) C#
4 259 (21.53%) SQL
5 204 (16.96%) PHP
6 123 (10.22%) Java 8
7 121 (10.06%) Python
8 64 (5.32%) TypeScript
9 55 (4.57%) Ruby
10 40 (3.33%) C++
11 39 (3.24%) C
12 32 (2.66%) Scala
13 26 (2.16%) Kotlin
14 25 (2.08%) T-SQL
15 21 (1.75%) ES6
16 16 (1.33%) Bash Shell
16 16 (1.33%) Go
17 11 (0.91%) Apple Swift
18 10 (0.83%) Groovy
18 10 (0.83%) VBA
Qualifications
1 71 (5.90%) Degree
2 21 (1.75%) Computer Science Degree
3 13 (1.08%) ISTQB
4 11 (0.91%) ISEB
4 11 (0.91%) SC Cleared
4 11 (0.91%) Security Cleared
5 9 (0.75%) Postgraduate
6 8 (0.67%) PMI Certification
7 5 (0.42%) DBS Check
8 3 (0.25%) SANS
9 1 (0.083%) IIBA
9 1 (0.083%) PhD
Quality Assurance & Compliance
1 99 (8.23%) QA
2 3 (0.25%) GDPR
3 2 (0.17%) SLA
3 2 (0.17%) TickIT
4 1 (0.083%) Data Quality
System Software
1 157 (13.05%) Docker
2 5 (0.42%) Tivoli Workload Scheduler
3 2 (0.17%) Apache ZooKeeper
3 2 (0.17%) etcd
3 2 (0.17%) Virtual Machines
4 1 (0.083%) Active Directory
4 1 (0.083%) LXC
Systems Management
1 73 (6.07%) Kubernetes
2 41 (3.41%) Terraform
3 36 (2.99%) HP Quality Center
4 35 (2.91%) Ansible
5 20 (1.66%) Opscode Chef
6 11 (0.91%) Puppet
7 5 (0.42%) Consul
7 5 (0.42%) Tivoli
8 3 (0.25%) Docker Swarm
8 3 (0.25%) Kibana
9 2 (0.17%) Istio
9 2 (0.17%) logstash
9 2 (0.17%) MIIS
9 2 (0.17%) Rancher
10 1 (0.083%) Business Desktop Deployment
10 1 (0.083%) Oracle Identity Manager
Vendors
1 133 (11.06%) Microsoft
2 86 (7.15%) Google
3 36 (2.99%) HP
4 31 (2.58%) Atlassian
5 23 (1.91%) Oracle
6 19 (1.58%) Sage
7 13 (1.08%) Xamarin
8 11 (0.91%) Salesforce.com
8 11 (0.91%) Zend
9 10 (0.83%) IBM
9 10 (0.83%) Sitecore
10 8 (0.67%) Marketo
10 8 (0.67%) Pardot
11 7 (0.58%) Splunk
12 6 (0.50%) Adobe
13 4 (0.33%) Cypress Semiconductor
13 4 (0.33%) New Relic
13 4 (0.33%) SAP
14 3 (0.25%) Kony
14 3 (0.25%) Pega