Period
to 19 July 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 July 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
England > Yorkshire
6 months to
19 Jul 2019
Same period 2018 Same period 2017
Rank 45 22 22
Rank change year-on-year -23 0 +13
Permanent jobs citing TDD 495 817 889
As % of all permanent IT jobs advertised in Yorkshire 6.41% 8.52% 8.32%
As % of the Processes & Methodologies category 7.10% 9.13% 8.96%
Number of salaries quoted 407 706 787
Yorkshire median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% -5.56%
10th Percentile £35,000 £32,500 £31,250
90th Percentile £62,500 £62,500 £58,750
England median annual salary £55,000 £52,500 £52,500
% change year-on-year +4.76% - +0.96%

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 6,967 8,953 9,925
As % of all permanent IT jobs advertised in Yorkshire 90.25% 93.32% 92.90%
Number of salaries quoted 5,586 7,519 8,459
Yorkshire median annual salary £42,500 £43,000 £42,500
Median salary % change year-on-year -1.16% +1.18% +6.25%
10th Percentile £25,750 £26,250 £26,250
90th Percentile £63,750 £62,500 £61,250
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +2.04%

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 July 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 July 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 -3 358 £45,000 - 61
North Yorkshire -57 64 £44,000 - 7
South Yorkshire +4 63 £50,000 +25.00% 20
East Yorkshire -24 4 £42,500 +6.25% 3
TDD
England

For the 6 months to 19 July 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.

1 345 (69.70%) Agile Software Development
2 316 (63.84%) BDD
3 282 (56.97%) C#
4 233 (47.07%) JavaScript
5 231 (46.67%) Software Engineering
6 223 (45.05%) .NET
7 220 (44.44%) SQL
8 199 (40.20%) MVC
9 194 (39.19%) Java
10 182 (36.77%) ASP.NET
11 169 (34.14%) ASP.NET MVC
12 153 (30.91%) DevOps
13 150 (30.30%) Scrum
14 144 (29.09%) Pair Programming
14 144 (29.09%) Continuous Integration
15 142 (28.69%) Microsoft
15 142 (28.69%) Enterprise Software
16 111 (22.42%) Selenium
17 102 (20.61%) Microsoft Azure
18 98 (19.80%) Greenfield Project
19 96 (19.39%) Amazon AWS
20 95 (19.19%) Microservices
21 91 (18.38%) Test Automation
22 83 (16.77%) Google
23 82 (16.57%) .NET Framework
23 82 (16.57%) SQL Server
23 82 (16.57%) Docker
24 79 (15.96%) Jenkins
25 78 (15.76%) Kanban
26 75 (15.15%) Entity Framework

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 25 (5.05%) nginx
2 21 (4.24%) Elasticsearch
3 11 (2.22%) Apache
3 11 (2.22%) Confluence
4 7 (1.41%) Cloud Foundry
4 7 (1.41%) Tomcat
5 6 (1.21%) Apache Spark
6 5 (1.01%) CMS
7 4 (0.81%) Mule
7 4 (0.81%) NServiceBus
7 4 (0.81%) WebLogic
8 3 (0.61%) IIS
8 3 (0.61%) Sitecore CMS
8 3 (0.61%) WebSphere
9 2 (0.40%) Mule ESB
10 1 (0.20%) Apache Airflow
10 1 (0.20%) Umbraco
Applications
1 7 (1.41%) Microsoft Project
2 1 (0.20%) HipChat
Business Applications
1 11 (2.22%) WebTrends
2 1 (0.20%) Dynamics CRM
Cloud Services
1 102 (20.61%) Microsoft Azure
2 96 (19.39%) Amazon AWS
3 50 (10.10%) G Suite
3 50 (10.10%) Office 365
4 23 (4.65%) Google Cloud Platform
5 10 (2.02%) AWS CloudFormation
6 8 (1.62%) GitHub
6 8 (1.62%) SaaS
7 3 (0.61%) Amazon EC2
7 3 (0.61%) IaaS
7 3 (0.61%) PaaS
7 3 (0.61%) Slack
8 2 (0.40%) Amazon ECS
8 2 (0.40%) Amazon EMR
8 2 (0.40%) CloudBees
8 2 (0.40%) Google App Engine
8 2 (0.40%) Google Compute Engine
8 2 (0.40%) OpenShift
8 2 (0.40%) Serverless
8 2 (0.40%) Yarn
Communications & Networking
1 10 (2.02%) Internet
2 7 (1.41%) DLNA
2 7 (1.41%) TCP/IP
2 7 (1.41%) UPnP
2 7 (1.41%) Wi-Fi
3 4 (0.81%) HTTP
4 1 (0.20%) Firewall
4 1 (0.20%) IPv4
4 1 (0.20%) VPN
Database & Business Intelligence
1 82 (16.57%) SQL Server
2 43 (8.69%) NoSQL
3 41 (8.28%) MySQL
4 36 (7.27%) PostgreSQL
5 19 (3.84%) Redis
6 16 (3.23%) Relational Database
7 13 (2.63%) MongoDB
7 13 (2.63%) RDBMS
8 10 (2.02%) Riak
9 8 (1.62%) Hadoop
10 7 (1.41%) Big Data
11 6 (1.21%) Apache Hive
12 5 (1.01%) SQL Server 2012
13 3 (0.61%) DB2
14 2 (0.40%) Amazon DynamoDB
14 2 (0.40%) BigQuery
14 2 (0.40%) Data Warehouse
14 2 (0.40%) GIS
14 2 (0.40%) RavenDB
14 2 (0.40%) SQL Server 2008
Development Applications
1 111 (22.42%) Selenium
2 79 (15.96%) Jenkins
3 66 (13.33%) Git (software)
4 64 (12.93%) JIRA
5 62 (12.53%) SoapUI
6 60 (12.12%) Cucumber
7 55 (11.11%) JMeter
8 40 (8.08%) WebDriver
9 31 (6.26%) Gatling
10 29 (5.86%) Appium
10 29 (5.86%) Atlassian Bamboo
10 29 (5.86%) Buildbot
10 29 (5.86%) NeoLoad
10 29 (5.86%) Ranorex
10 29 (5.86%) WATIR
10 29 (5.86%) WebLOAD
11 27 (5.45%) Team Foundation Server
12 26 (5.25%) Subversion
13 25 (5.05%) Maven
14 22 (4.44%) JUnit
General
1 74 (14.95%) Finance
2 51 (10.30%) Retail
3 10 (2.02%) Games
4 8 (1.62%) Banking
5 6 (1.21%) Electronics
6 5 (1.01%) Telecoms
7 4 (0.81%) Automotive
7 4 (0.81%) Legal
8 2 (0.40%) Aerospace
8 2 (0.40%) Marketing
9 1 (0.20%) French Language
9 1 (0.20%) German Language
9 1 (0.20%) Investment Banking
Job Titles
1 333 (67.27%) Developer
2 164 (33.13%) C# Developer
3 108 (21.82%) .NET Developer
4 89 (17.98%) C# .NET Developer
5 78 (15.76%) Java Developer
6 76 (15.35%) Software Developer
7 75 (15.15%) ASP.NET Developer
8 74 (14.95%) C# ASP.NET Developer
9 67 (13.54%) ASP.NET MVC Developer
10 65 (13.13%) Senior Developer
10 65 (13.13%) Software Engineer
11 38 (7.68%) Developer in Test
12 37 (7.47%) JavaScript Developer
13 36 (7.27%) Senior C# Developer
14 35 (7.07%) Python Developer
15 33 (6.67%) C# Software Developer
16 31 (6.26%) Java Engineer
17 29 (5.86%) Senior .NET Developer
18 26 (5.25%) Analyst
18 26 (5.25%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 223 (45.05%) .NET
2 182 (36.77%) ASP.NET
3 169 (34.14%) ASP.NET MVC
4 82 (16.57%) .NET Framework
5 75 (15.15%) Entity Framework
6 69 (13.94%) Spring
7 66 (13.33%) AngularJS
8 58 (11.72%) React
9 56 (11.31%) HTML
10 52 (10.51%) CSS
11 43 (8.69%) Spring Boot
12 39 (7.88%) ASP.NET Web API
12 39 (7.88%) jQuery
13 36 (7.27%) .NET Core
14 34 (6.87%) Dropwizard
15 32 (6.46%) Node.js
16 31 (6.26%) REST
16 31 (6.26%) Vue.js
17 24 (4.85%) SOAP
18 22 (4.44%) RabbitMQ
Miscellaneous
1 142 (28.69%) Enterprise Software
2 98 (19.80%) Greenfield Project
3 13 (2.63%) User Experience
4 8 (1.62%) Mobile App
5 7 (1.41%) MPEG
5 7 (1.41%) Self-Motivation
6 6 (1.21%) Internet of Things
7 5 (1.01%) Algorithms
7 5 (1.01%) Data Structures
8 2 (0.40%) Analytical Skills
8 2 (0.40%) N-Tier
8 2 (0.40%) Online Banking
8 2 (0.40%) Public Cloud
8 2 (0.40%) RIA
9 1 (0.20%) Blog
9 1 (0.20%) Cloud Native
9 1 (0.20%) Data Protection Act
9 1 (0.20%) NHS
Operating Systems
1 30 (6.06%) Linux
2 22 (4.44%) Windows
3 16 (3.23%) Android
4 9 (1.82%) Unix
5 4 (0.81%) Apple iOS
6 3 (0.61%) Mac OS
6 3 (0.61%) zOS
7 2 (0.40%) Windows Server
8 1 (0.20%) Windows Server 2008
8 1 (0.20%) Windows Server 2012
Processes & Methodologies
1 345 (69.70%) Agile Software Development
2 316 (63.84%) BDD
3 231 (46.67%) Software Engineering
4 199 (40.20%) MVC
5 153 (30.91%) DevOps
6 150 (30.30%) Scrum
7 144 (29.09%) Continuous Integration
7 144 (29.09%) Pair Programming
8 95 (19.19%) Microservices
9 91 (18.38%) Test Automation
10 78 (15.76%) Kanban
11 73 (14.75%) Mentoring
12 65 (13.13%) Unit Testing
13 59 (11.92%) OO
14 52 (10.51%) Software Testing
15 50 (10.10%) DSDM
16 46 (9.29%) Continuous Delivery
17 41 (8.28%) SDET
18 31 (6.26%) API Testing
19 27 (5.45%) Fintech
Programming Languages
1 282 (56.97%) C#
2 233 (47.07%) JavaScript
3 220 (44.44%) SQL
4 194 (39.19%) Java
5 68 (13.74%) Python
6 63 (12.73%) PHP
7 55 (11.11%) C++
8 44 (8.89%) Scala
9 43 (8.69%) Ruby
10 37 (7.47%) C
11 21 (4.24%) TypeScript
12 19 (3.84%) Java 8
13 13 (2.63%) T-SQL
14 9 (1.82%) Kotlin
15 6 (1.21%) ES6
15 6 (1.21%) PL/SQL
16 5 (1.01%) Go
17 4 (0.81%) Groovy
18 2 (0.40%) Bash Shell
19 1 (0.20%) F#
Qualifications
1 29 (5.86%) Degree
2 23 (4.65%) Security Cleared
3 22 (4.44%) SC Cleared
4 8 (1.62%) ISTQB
5 7 (1.41%) Computer Science Degree
6 5 (1.01%) ISEB
7 2 (0.40%) SANS
Quality Assurance & Compliance
1 22 (4.44%) QA
2 3 (0.61%) WCAG
3 2 (0.40%) GDPR
System Software
1 82 (16.57%) Docker
2 2 (0.40%) Varnish
2 2 (0.40%) Virtual Machines
Systems Management
1 30 (6.06%) Kubernetes
2 25 (5.05%) Ansible
3 21 (4.24%) HP Quality Center
4 18 (3.64%) Terraform
5 11 (2.22%) Rancher
6 7 (1.41%) Puppet
7 4 (0.81%) Opscode Chef
8 2 (0.40%) Hadoop YARN
Vendors
1 142 (28.69%) Microsoft
2 83 (16.77%) Google
3 27 (5.45%) Xamarin
4 21 (4.24%) HP
5 13 (2.63%) Sitecore
6 9 (1.82%) Oracle
7 4 (0.81%) Atlassian
7 4 (0.81%) Zend
8 3 (0.61%) Tableau
9 2 (0.40%) AppDynamics
9 2 (0.40%) Cadence
9 2 (0.40%) Salesforce.com
9 2 (0.40%) Splunk
10 1 (0.20%) Adobe
10 1 (0.20%) VMware