Period
to 19 February 2019

The following table provides summary statistics for permanent job vacancies advertised in Yorkshire 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 19 February 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > Yorkshire
6 months to
19 Feb 2019
Same period 2018 Same period 2017
Rank 20 24 29
Rank change year-on-year +4 +5 0
Permanent jobs citing TDD 655 768 752
As % of all permanent IT jobs advertised in Yorkshire 8.98% 7.72% 7.10%
As % of the Processes & Methodologies category 9.74% 8.36% 7.75%
Number of salaries quoted 548 703 655
Yorkshire median annual salary £45,000 £45,000 £45,000
10th Percentile £32,500 £31,400 £31,250
90th Percentile £62,738 £61,250 £57,500
England median annual salary £55,000 £52,500 £50,750
% change year-on-year +4.76% +3.45% +1.50%

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 Yorkshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Yorkshire
Permanent vacancies with a requirement for process or methodology skills 6,728 9,188 9,705
As % of all permanent IT jobs advertised in Yorkshire 92.29% 92.33% 91.64%
Number of salaries quoted 5,475 7,850 8,297
Yorkshire median annual salary £43,000 £42,500 £41,000
Median salary % change year-on-year +1.18% +3.66% +2.50%
10th Percentile £26,250 £26,250 £25,000
90th Percentile £62,738 £60,000 £60,000
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

TDD
Job Vacancy Trend in Yorkshire

Job postings citing TDD as a percentage of all IT jobs advertised in Yorkshire.

Job vacancy trend for TDD in Yorkshire

TDD
Salary Trend in Yorkshire

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

Salary trend for TDD in Yorkshire

TDD
Salary Histogram in Yorkshire

The salary distribution of IT jobs citing TDD in Yorkshire over the 6 months to 19 February 2019.

Salary histogram for TDD in Yorkshire

TDD
Job Locations in Yorkshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Yorkshire region over the 6 months to 19 February 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
West Yorkshire +3 452 £44,000 -2.22% 103
North Yorkshire +10 127 £44,500 -1.11% 13
South Yorkshire -2 67 £50,000 - 26
East Yorkshire -8 3 £37,000 -7.50% 1
TDD
England

For the 6 months to 19 February 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 Yorkshire region with a requirement for TDD.

1 431 (65.80%) Agile Software Development
2 375 (57.25%) C#
3 372 (56.79%) JavaScript
4 360 (54.96%) BDD
5 329 (50.23%) .NET
6 322 (49.16%) Software Engineering
7 300 (45.80%) SQL
8 268 (40.92%) MVC
9 247 (37.71%) ASP.NET
10 236 (36.03%) ASP.NET MVC
11 232 (35.42%) Microsoft
12 211 (32.21%) Continuous Integration
13 210 (32.06%) Pair Programming
14 208 (31.76%) Java
15 197 (30.08%) Enterprise Software
16 148 (22.60%) Greenfield Project
17 146 (22.29%) Continuous Delivery
18 145 (22.14%) HTML
19 140 (21.37%) Microservices
20 137 (20.92%) .NET Framework
21 129 (19.69%) CSS
21 129 (19.69%) Microsoft Azure
22 125 (19.08%) Test Automation
23 124 (18.93%) DevOps
24 114 (17.40%) Scrum
25 108 (16.49%) SQL Server
26 107 (16.34%) Jenkins
26 107 (16.34%) Entity Framework
27 105 (16.03%) Git (software)
28 103 (15.73%) Node.js

TDD
Co-occurring IT Skills in Yorkshire 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 31 (4.73%) Elasticsearch
2 26 (3.97%) nginx
3 19 (2.90%) NServiceBus
4 17 (2.60%) Apache Spark
5 16 (2.44%) Apache
6 10 (1.53%) Confluence
7 8 (1.22%) Tomcat
8 6 (0.92%) Cloud Foundry
8 6 (0.92%) CMS
8 6 (0.92%) Mule
9 4 (0.61%) Mule ESB
9 4 (0.61%) SharePoint
10 3 (0.46%) IIS
10 3 (0.46%) Umbraco
11 2 (0.31%) WebLogic
12 1 (0.15%) Apache Airflow
12 1 (0.15%) EPiServer
12 1 (0.15%) WordPress
Applications
1 3 (0.46%) Microsoft Project
Business Applications
1 4 (0.61%) Dynamics CRM
2 1 (0.15%) Magento
Cloud Services
1 129 (19.69%) Microsoft Azure
2 86 (13.13%) Amazon AWS
3 24 (3.66%) G Suite
4 23 (3.51%) Google Cloud Platform
4 23 (3.51%) Office 365
5 15 (2.29%) GitHub
6 10 (1.53%) SaaS
7 9 (1.37%) AWS CloudFormation
8 5 (0.76%) Cloud Computing
8 5 (0.76%) IaaS
8 5 (0.76%) PaaS
8 5 (0.76%) Serverless
9 4 (0.61%) AWS Lambda
9 4 (0.61%) CloudBees
9 4 (0.61%) OpenShift
10 2 (0.31%) NuGet
10 2 (0.31%) Slack
10 2 (0.31%) Yarn
11 1 (0.15%) Adobe Analytics
11 1 (0.15%) npm
Communications & Networking
1 16 (2.44%) Internet
2 12 (1.83%) HTTP
3 4 (0.61%) HTTPS
3 4 (0.61%) SSL
3 4 (0.61%) TCP/IP
4 3 (0.46%) DLNA
4 3 (0.46%) UPnP
4 3 (0.46%) Wi-Fi
5 1 (0.15%) Firewall
Database & Business Intelligence
1 108 (16.49%) SQL Server
2 66 (10.08%) NoSQL
3 47 (7.18%) PostgreSQL
4 42 (6.41%) MongoDB
5 28 (4.27%) MySQL
6 26 (3.97%) Redis
7 17 (2.60%) Hadoop
8 16 (2.44%) Apache Cassandra
9 12 (1.83%) GIS
9 12 (1.83%) Riak
10 11 (1.68%) CouchDB
11 10 (1.53%) SQL Server 2016
12 9 (1.37%) Azure SQL Database
13 7 (1.07%) Big Data
13 7 (1.07%) Relational Database
14 6 (0.92%) SQL Server 2012
15 5 (0.76%) RavenDB
16 4 (0.61%) Adabas
17 2 (0.31%) Amazon DynamoDB
17 2 (0.31%) Data Warehouse
Development Applications
1 107 (16.34%) Jenkins
2 105 (16.03%) Git (software)
3 85 (12.98%) Selenium
4 59 (9.01%) JIRA
5 44 (6.72%) SoapUI
6 39 (5.95%) Subversion
7 36 (5.50%) Team Foundation Server
8 34 (5.19%) Cucumber
9 28 (4.27%) JMeter
10 27 (4.12%) Maven
11 26 (3.97%) Mercurial
12 24 (3.66%) WebDriver
12 24 (3.66%) webpack
13 23 (3.51%) JUnit
14 22 (3.36%) gulp
15 20 (3.05%) TeamCity
16 17 (2.60%) Octopus Deploy
16 17 (2.60%) SpecFlow
17 16 (2.44%) LoadRunner
18 12 (1.83%) Visual Studio
General
1 77 (11.76%) Finance
2 30 (4.58%) Retail
3 19 (2.90%) Banking
4 15 (2.29%) Telecoms
5 11 (1.68%) Games
6 6 (0.92%) Legal
7 3 (0.46%) Electronics
8 2 (0.31%) Automotive
9 1 (0.15%) French Language
9 1 (0.15%) German Language
9 1 (0.15%) Investment Banking
9 1 (0.15%) Music Industry
Job Titles
1 531 (81.07%) Developer
2 232 (35.42%) C# Developer
3 183 (27.94%) .NET Developer
4 145 (22.14%) C# .NET Developer
5 120 (18.32%) ASP.NET Developer
6 119 (18.17%) C# ASP.NET Developer
6 119 (18.17%) Senior Developer
7 106 (16.18%) ASP.NET MVC Developer
8 95 (14.50%) Java Developer
9 72 (10.99%) Software Engineer
10 60 (9.16%) Software Developer
11 46 (7.02%) JavaScript Developer
12 38 (5.80%) Senior C# Developer
13 36 (5.50%) Python Developer
14 35 (5.34%) Cloud Developer
15 34 (5.19%) Developer/Software Engineer
15 34 (5.19%) SQL Developer
16 33 (5.04%) Front End Developer (Client-Side Developer)
17 30 (4.58%) Senior Java Developer
18 28 (4.27%) Senior .NET Developer
Libraries, Frameworks & Software Standards
1 329 (50.23%) .NET
2 247 (37.71%) ASP.NET
3 236 (36.03%) ASP.NET MVC
4 145 (22.14%) HTML
5 137 (20.92%) .NET Framework
6 129 (19.69%) CSS
7 107 (16.34%) Entity Framework
8 103 (15.73%) Node.js
9 96 (14.66%) AngularJS
10 90 (13.74%) Spring
11 83 (12.67%) React
12 75 (11.45%) Spring Boot
13 66 (10.08%) jQuery
14 64 (9.77%) ASP.NET Web API
15 63 (9.62%) RESTful
16 60 (9.16%) Dropwizard
17 55 (8.40%) HTML5
18 41 (6.26%) REST
19 35 (5.34%) Web Services
20 33 (5.04%) RabbitMQ
Miscellaneous
1 197 (30.08%) Enterprise Software
2 148 (22.60%) Greenfield Project
3 36 (5.50%) User Experience
4 23 (3.51%) Mobile App
5 19 (2.90%) Fintech
6 11 (1.68%) Cloud Native
7 8 (1.22%) RIA
8 6 (0.92%) Analytical Skills
9 3 (0.46%) Internet of Things
9 3 (0.46%) MPEG
10 2 (0.31%) Online Banking
10 2 (0.31%) Self-Motivation
10 2 (0.31%) Tandem
11 1 (0.15%) Algorithms
11 1 (0.15%) Blog
11 1 (0.15%) Digital TV
11 1 (0.15%) e-Learning
11 1 (0.15%) N-Tier
11 1 (0.15%) Social Network
11 1 (0.15%) Virtual Team
Operating Systems
1 28 (4.27%) Linux
2 27 (4.12%) Windows
3 17 (2.60%) Android
4 7 (1.07%) Apple iOS
5 5 (0.76%) Unix
6 4 (0.61%) Mac OS
6 4 (0.61%) Red Hat Enterprise Linux
6 4 (0.61%) zOS
7 3 (0.46%) Windows Server
8 1 (0.15%) Windows Server 2008
8 1 (0.15%) Windows Server 2012
Processes & Methodologies
1 431 (65.80%) Agile Software Development
2 360 (54.96%) BDD
3 322 (49.16%) Software Engineering
4 268 (40.92%) MVC
5 211 (32.21%) Continuous Integration
6 210 (32.06%) Pair Programming
7 146 (22.29%) Continuous Delivery
8 140 (21.37%) Microservices
9 125 (19.08%) Test Automation
10 124 (18.93%) DevOps
11 114 (17.40%) Scrum
12 90 (13.74%) Unit Testing
13 80 (12.21%) Mentoring
14 69 (10.53%) OO
15 60 (9.16%) Kanban
16 48 (7.33%) Front End Development
17 41 (6.26%) Coaching
18 39 (5.95%) Manual Testing
19 37 (5.65%) Technical Leadership
20 35 (5.34%) SDLC
Programming Languages
1 375 (57.25%) C#
2 372 (56.79%) JavaScript
3 300 (45.80%) SQL
4 208 (31.76%) Java
5 56 (8.55%) Python
6 52 (7.94%) C++
7 37 (5.65%) Ruby
8 35 (5.34%) Scala
9 34 (5.19%) Java 8
10 30 (4.58%) PHP
10 30 (4.58%) TypeScript
11 23 (3.51%) T-SQL
12 18 (2.75%) ES6
12 18 (2.75%) Go
13 17 (2.60%) C
14 15 (2.29%) Kotlin
15 8 (1.22%) VB.NET
16 5 (0.76%) F#
17 4 (0.61%) Apple Swift
17 4 (0.61%) Groovy
Qualifications
1 31 (4.73%) Degree
2 23 (3.51%) Security Cleared
3 22 (3.36%) SC Cleared
4 4 (0.61%) Computer Science Degree
5 3 (0.46%) ISTQB
6 2 (0.31%) ISEB
6 2 (0.31%) ISTQB Foundation Certification
6 2 (0.31%) Microsoft Certification
Quality Assurance & Compliance
1 14 (2.14%) QA
2 2 (0.31%) GDPR
2 2 (0.31%) ISO/IEC 27001
2 2 (0.31%) WCAG
System Software
1 66 (10.08%) Docker
2 4 (0.61%) Virtual Machines
Systems Management
1 32 (4.89%) Terraform
2 29 (4.43%) Ansible
3 24 (3.66%) Kubernetes
4 16 (2.44%) HP Quality Center
5 14 (2.14%) Puppet
6 9 (1.37%) Rancher
7 7 (1.07%) Hadoop YARN
8 3 (0.46%) Docker Swarm
9 2 (0.31%) Opscode Chef
10 1 (0.15%) Kibana
Vendors
1 232 (35.42%) Microsoft
2 57 (8.70%) Xamarin
3 56 (8.55%) Google
4 29 (4.43%) Sitecore
5 16 (2.44%) HP
5 16 (2.44%) Oracle
6 11 (1.68%) Tableau
7 5 (0.76%) MuleSoft
7 5 (0.76%) Zend
8 4 (0.61%) Atlassian
8 4 (0.61%) IBM
8 4 (0.61%) webMethods
9 3 (0.46%) Salesforce.com
10 2 (0.31%) Adobe
10 2 (0.31%) AppDynamics
10 2 (0.31%) Cadence
10 2 (0.31%) Splunk
10 2 (0.31%) Twitter
11 1 (0.15%) Facebook
11 1 (0.15%) Sun