Period
to 17 October 2018

The following table provides summary statistics for permanent job vacancies advertised in Leeds 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 17 October 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
6 months to
17 Oct 2018
Same period 2017 Same period 2016
Rank 21 24 30
Rank change year-on-year +3 +6 +1
Permanent jobs citing TDD 370 364 370
As % of all permanent IT jobs advertised in Leeds 9.53% 7.69% 6.77%
As % of the Processes & Methodologies category 10.44% 8.19% 7.27%
Number of salaries quoted 301 312 317
Leeds median annual salary £45,000 £47,500 £47,500
Median salary % change year-on-year -5.26% - +5.56%
10th Percentile £32,500 £32,550 £33,750
90th Percentile £70,000 £61,250 £62,500
West Yorkshire median annual salary £45,000 £45,000 £45,000

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 Leeds with a requirement for process or methodology skills.

All Process and Methodology Skills
Leeds
Permanent vacancies with a requirement for process or methodology skills 3,545 4,445 5,086
As % of all permanent IT jobs advertised in Leeds 91.34% 93.95% 93.01%
Number of salaries quoted 2,962 3,761 4,274
Leeds median annual salary £45,000 £45,000 £42,500
Median salary % change year-on-year - +5.88% -
10th Percentile £27,500 £27,500 £26,250
90th Percentile £65,000 £62,750 £62,500
West Yorkshire median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - +6.25%

TDD
Job Vacancy Trend in Leeds

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

Job vacancy trend for TDD in Leeds

TDD
Salary Trend in Leeds

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

Salary trend for TDD in Leeds

TDD
Salary Histogram in Leeds

The salary distribution of IT jobs citing TDD in Leeds over the 6 months to 17 October 2018.

Salary histogram for TDD in Leeds

For the 6 months to 17 October 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 Leeds region with a requirement for TDD.

1 269 (72.70%) Agile Software Development
2 211 (57.03%) BDD
3 199 (53.78%) Java
4 192 (51.89%) C#
5 154 (41.62%) JavaScript
6 140 (37.84%) Software Engineering
7 129 (34.86%) .NET
8 123 (33.24%) SQL
9 116 (31.35%) Jenkins
10 98 (26.49%) MVC
11 94 (25.41%) Continuous Integration
12 92 (24.86%) Test Automation
13 90 (24.32%) Spring
14 88 (23.78%) Microsoft
15 85 (22.97%) ASP.NET
16 83 (22.43%) ASP.NET MVC
17 82 (22.16%) Git (software)
18 81 (21.89%) Pair Programming
19 76 (20.54%) Selenium
20 72 (19.46%) HTML
20 72 (19.46%) Python
21 71 (19.19%) CSS
22 70 (18.92%) Enterprise Software
23 63 (17.03%) Greenfield Project
24 61 (16.49%) Scrum
25 57 (15.41%) Docker
25 57 (15.41%) Spring Boot
26 56 (15.14%) Amazon AWS
27 54 (14.59%) PHP
27 54 (14.59%) SQL Server

TDD
Co-occurring IT Skills in Leeds 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 27 (7.30%) nginx
2 26 (7.03%) Elasticsearch
3 13 (3.51%) Apache
4 11 (2.97%) Apache Spark
5 8 (2.16%) CMS
6 7 (1.89%) SharePoint
7 2 (0.54%) Confluence
7 2 (0.54%) Tomcat
8 1 (0.27%) Adobe Experience Manager
8 1 (0.27%) NServiceBus
8 1 (0.27%) Umbraco
Business Applications
1 4 (1.08%) Magento
Cloud Services
1 56 (15.14%) Amazon AWS
2 28 (7.57%) Microsoft Azure
3 12 (3.24%) G Suite
3 12 (3.24%) Office 365
3 12 (3.24%) Slack
4 11 (2.97%) Google Cloud Platform
5 5 (1.35%) GitHub
5 5 (1.35%) SaaS
6 4 (1.08%) Serverless
7 3 (0.81%) AWS Lambda
8 1 (0.27%) Cloud Computing
Communications & Networking
1 12 (3.24%) HTTP
2 1 (0.27%) MVNO
Database & Business Intelligence
1 54 (14.59%) SQL Server
2 43 (11.62%) NoSQL
3 39 (10.54%) MySQL
4 36 (9.73%) MongoDB
5 34 (9.19%) PostgreSQL
6 27 (7.30%) Redis
7 19 (5.14%) Apache Cassandra
8 12 (3.24%) Riak
9 11 (2.97%) CouchDB
9 11 (2.97%) GIS
9 11 (2.97%) Hadoop
10 7 (1.89%) Power BI
10 7 (1.89%) QlikView
10 7 (1.89%) SQL Server 2016
10 7 (1.89%) SQL Server Analysis Services
10 7 (1.89%) SQL Server Integration Services
10 7 (1.89%) SQL Server Reporting Services
11 5 (1.35%) SQL Server 2012
12 3 (0.81%) BusinessObjects
12 3 (0.81%) Relational Database
Development Applications
1 116 (31.35%) Jenkins
2 82 (22.16%) Git (software)
3 76 (20.54%) Selenium
4 45 (12.16%) Cucumber
5 44 (11.89%) Subversion
6 38 (10.27%) SoapUI
7 37 (10.00%) Maven
7 37 (10.00%) WebDriver
8 35 (9.46%) Mercurial
9 29 (7.84%) JIRA
10 26 (7.03%) JMeter
11 19 (5.14%) Team Foundation Server
12 17 (4.59%) Octopus Deploy
13 12 (3.24%) Atlassian Bamboo
13 12 (3.24%) PHPUnit
14 11 (2.97%) Appium
14 11 (2.97%) Buildbot
14 11 (2.97%) Ranorex
15 10 (2.70%) Gatling
15 10 (2.70%) NeoLoad
General
1 52 (14.05%) Finance
2 30 (8.11%) Retail
3 8 (2.16%) Advertising
4 7 (1.89%) Banking
5 3 (0.81%) Back Office
6 2 (0.54%) Manufacturing
6 2 (0.54%) Marketing
7 1 (0.27%) Games
7 1 (0.27%) Telecoms
Job Titles
1 302 (81.62%) Developer
2 74 (20.00%) C# Developer
3 70 (18.92%) Java Developer
4 57 (15.41%) Senior Developer
5 56 (15.14%) Software Engineer
6 45 (12.16%) .NET Developer
7 41 (11.08%) Developer in Test
8 35 (9.46%) Developer/Software Engineer
8 35 (9.46%) Software Developer
9 31 (8.38%) Python Developer
10 30 (8.11%) C# .NET Developer
10 30 (8.11%) Lead Developer
11 27 (7.30%) JavaScript Developer
12 23 (6.22%) ASP.NET MVC Developer
13 22 (5.95%) Test Engineer
14 21 (5.68%) ASP.NET Developer
14 21 (5.68%) C# ASP.NET Developer
15 20 (5.41%) Development Engineer
15 20 (5.41%) Software Test Engineer
15 20 (5.41%) Test Development Engineer
Libraries, Frameworks & Software Standards
1 129 (34.86%) .NET
2 90 (24.32%) Spring
3 85 (22.97%) ASP.NET
4 83 (22.43%) ASP.NET MVC
5 72 (19.46%) HTML
6 71 (19.19%) CSS
7 57 (15.41%) Spring Boot
8 54 (14.59%) Node.js
8 54 (14.59%) React
9 51 (13.78%) AngularJS
10 44 (11.89%) .NET Framework
11 43 (11.62%) RabbitMQ
12 40 (10.81%) Dropwizard
13 39 (10.54%) HTML5
14 35 (9.46%) Entity Framework
15 34 (9.19%) Web Services
16 33 (8.92%) RESTful
17 29 (7.84%) jQuery
18 28 (7.57%) CSS3
19 17 (4.59%) ActiveMQ
Miscellaneous
1 70 (18.92%) Enterprise Software
2 63 (17.03%) Greenfield Project
3 21 (5.68%) User Experience
4 16 (4.32%) Mobile App
5 8 (2.16%) Analytical Skills
6 7 (1.89%) Computer Science
7 3 (0.81%) Algorithms
7 3 (0.81%) Data Structures
8 1 (0.27%) Self-Motivation
8 1 (0.27%) Smartphone
Operating Systems
1 17 (4.59%) Android
2 8 (2.16%) Linux
3 6 (1.62%) Windows
4 3 (0.81%) Apple iOS
5 1 (0.27%) Debian
5 1 (0.27%) Ubuntu
Processes & Methodologies
1 269 (72.70%) Agile Software Development
2 211 (57.03%) BDD
3 140 (37.84%) Software Engineering
4 98 (26.49%) MVC
5 94 (25.41%) Continuous Integration
6 92 (24.86%) Test Automation
7 81 (21.89%) Pair Programming
8 61 (16.49%) Scrum
9 50 (13.51%) DevOps
10 45 (12.16%) Microservices
10 45 (12.16%) Unit Testing
11 43 (11.62%) OO
12 42 (11.35%) Mentoring
13 40 (10.81%) SDET
14 39 (10.54%) Continuous Delivery
15 24 (6.49%) Domain-Driven Design
15 24 (6.49%) Test Scripting
16 23 (6.22%) OOP
16 23 (6.22%) Software Testing
17 22 (5.95%) Configuration Management
Programming Languages
1 199 (53.78%) Java
2 192 (51.89%) C#
3 154 (41.62%) JavaScript
4 123 (33.24%) SQL
5 72 (19.46%) Python
6 54 (14.59%) PHP
7 40 (10.81%) Ruby
8 39 (10.54%) C++
9 33 (8.92%) Scala
10 26 (7.03%) Java 8
11 19 (5.14%) Go
12 16 (4.32%) Objective-C
13 15 (4.05%) Apple Swift
13 15 (4.05%) C
13 15 (4.05%) ES6
14 9 (2.43%) TypeScript
14 9 (2.43%) VB.NET
15 7 (1.89%) VB
15 7 (1.89%) VB6
15 7 (1.89%) VBA
Qualifications
1 22 (5.95%) Degree
2 18 (4.86%) Security Cleared
3 11 (2.97%) SC Cleared
4 5 (1.35%) MCSD
4 5 (1.35%) Microsoft Certification
5 4 (1.08%) Computer Science Degree
6 3 (0.81%) ISEB
Quality Assurance & Compliance
1 27 (7.30%) QA
2 2 (0.54%) GDPR
System Software
1 57 (15.41%) Docker
2 1 (0.27%) Varnish
Systems Management
1 41 (11.08%) Ansible
2 22 (5.95%) Terraform
3 21 (5.68%) Kubernetes
4 16 (4.32%) Puppet
5 7 (1.89%) Opscode Chef
6 5 (1.35%) HP Quality Center
7 3 (0.81%) Docker Swarm
8 2 (0.54%) Rancher
9 1 (0.27%) Grafana
Vendors
1 88 (23.78%) Microsoft
2 40 (10.81%) Oracle
3 27 (7.30%) Google
4 25 (6.76%) Xamarin
5 11 (2.97%) Salesforce.com
5 11 (2.97%) Sitecore
6 7 (1.89%) Cognos
6 7 (1.89%) Informatica
6 7 (1.89%) MuleSoft
6 7 (1.89%) Tableau
7 6 (1.62%) Twitter
8 5 (1.35%) HP
9 1 (0.27%) Adobe
9 1 (0.27%) SAP
9 1 (0.27%) Zend