Period
to 23 August 2019

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 23 August 2019 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
6 months to
23 Aug 2019
Same period 2018 Same period 2017
Rank 21 21 19
Rank change year-on-year 0 -2 +13
Permanent jobs citing TDD 274 436 439
As % of all permanent IT jobs advertised in Leeds 8.76% 9.85% 8.90%
As % of the Processes & Methodologies category 9.44% 10.59% 9.43%
Number of salaries quoted 210 374 378
Leeds median annual salary £46,250 £47,500 £47,500
Median salary % change year-on-year -2.63% - -
10th Percentile £36,150 £35,000 £31,250
90th Percentile £64,750 £70,000 £61,250
West Yorkshire median annual salary £45,000 £46,000 £45,000
% change year-on-year -2.17% +2.22% -3.23%

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 2,902 4,119 4,653
As % of all permanent IT jobs advertised in Leeds 92.77% 93.04% 94.36%
Number of salaries quoted 2,492 3,466 3,924
Leeds median annual salary £45,000 £45,000 £45,000
10th Percentile £30,000 £27,500 £26,750
90th Percentile £67,500 £65,000 £63,750
West Yorkshire median annual salary £45,000 £45,000 £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 23 August 2019.

Salary histogram for TDD in Leeds

For the 6 months to 23 August 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 Leeds region with a requirement for TDD.

1 208 (75.91%) Agile Software Development
2 167 (60.95%) BDD
3 122 (44.53%) C#
4 109 (39.78%) Software Engineering
5 106 (38.69%) Java
6 105 (38.32%) Scrum
7 101 (36.86%) Continuous Integration
8 97 (35.40%) JavaScript
9 90 (32.85%) DevOps
10 89 (32.48%) SQL
11 87 (31.75%) .NET
12 83 (30.29%) MVC
12 83 (30.29%) Selenium
13 71 (25.91%) ASP.NET
14 66 (24.09%) ASP.NET MVC
15 65 (23.72%) Kanban
15 65 (23.72%) Google
16 64 (23.36%) SoapUI
17 61 (22.26%) AWS
18 58 (21.17%) Cucumber
18 58 (21.17%) JMeter
19 57 (20.80%) SQL Server
19 57 (20.80%) Finance
20 55 (20.07%) Software Testing
20 55 (20.07%) DSDM
20 55 (20.07%) G Suite
20 55 (20.07%) Office 365
21 54 (19.71%) Python
22 52 (18.98%) PHP
23 51 (18.61%) Azure

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 20 (7.30%) nginx
2 12 (4.38%) Elasticsearch
3 8 (2.92%) Apache
4 5 (1.82%) Apache Spark
5 3 (1.09%) Cloud Foundry
5 3 (1.09%) Tomcat
5 3 (1.09%) WebSphere
6 2 (0.73%) CMS
6 2 (0.73%) Drupal
6 2 (0.73%) IIS
7 1 (0.36%) NServiceBus
7 1 (0.36%) Umbraco
Business Applications
1 16 (5.84%) WebTrends
2 1 (0.36%) Dynamics CRM
Cloud Services
1 61 (22.26%) AWS
2 55 (20.07%) G Suite
2 55 (20.07%) Office 365
3 51 (18.61%) Azure
4 9 (3.28%) GCP
5 3 (1.09%) GitHub
6 2 (0.73%) Cloud Computing
6 2 (0.73%) NuGet
7 1 (0.36%) Adobe Analytics
7 1 (0.36%) AWS CloudFormation
7 1 (0.36%) Cloudflare
7 1 (0.36%) Serverless
7 1 (0.36%) Slack
Communications & Networking
1 2 (0.73%) SSL
2 1 (0.36%) Firewall
2 1 (0.36%) IPv4
2 1 (0.36%) VPN
Database & Business Intelligence
1 57 (20.80%) SQL Server
2 33 (12.04%) MySQL
2 33 (12.04%) NoSQL
3 27 (9.85%) PostgreSQL
4 18 (6.57%) Relational Database
5 16 (5.84%) RDBMS
6 14 (5.11%) Redis
7 12 (4.38%) MongoDB
8 9 (3.28%) Riak
9 7 (2.55%) Hadoop
10 6 (2.19%) Big Data
11 5 (1.82%) Apache Hive
12 3 (1.09%) DB2
13 1 (0.36%) Azure SQL Data Warehouse
13 1 (0.36%) Data Warehouse
13 1 (0.36%) GIS
13 1 (0.36%) RavenDB
13 1 (0.36%) SQL Server 2008
13 1 (0.36%) SQL Server 2012
Development Applications
1 83 (30.29%) Selenium
2 64 (23.36%) SoapUI
3 58 (21.17%) Cucumber
3 58 (21.17%) JMeter
4 51 (18.61%) Jenkins
5 38 (13.87%) Git (software)
6 37 (13.50%) JIRA
7 30 (10.95%) Team Foundation Server
7 30 (10.95%) WebDriver
8 28 (10.22%) LoadRunner
9 27 (9.85%) Appium
9 27 (9.85%) Atlassian Bamboo
9 27 (9.85%) Buildbot
9 27 (9.85%) Gatling
9 27 (9.85%) NeoLoad
9 27 (9.85%) Ranorex
9 27 (9.85%) WATIR
9 27 (9.85%) WebLOAD
10 20 (7.30%) Subversion
11 17 (6.20%) Mercurial
General
1 57 (20.80%) Finance
2 43 (15.69%) Retail
3 2 (0.73%) Legal
3 2 (0.73%) Marketing
4 1 (0.36%) Public Sector
Job Titles
1 166 (60.58%) Developer
2 64 (23.36%) C# Developer
3 47 (17.15%) Java Developer
4 45 (16.42%) Software Developer
5 39 (14.23%) Software Engineer
6 33 (12.04%) .NET Developer
7 30 (10.95%) C# .NET Developer
7 30 (10.95%) Developer in Test
8 28 (10.22%) Python Developer
9 25 (9.12%) Java Engineer
9 25 (9.12%) Senior Developer
10 22 (8.03%) Technical Leader
11 19 (6.93%) ASP.NET Developer
11 19 (6.93%) C# ASP.NET Developer
11 19 (6.93%) JavaScript Developer
11 19 (6.93%) Lead Developer
12 18 (6.57%) ASP.NET MVC Developer
12 18 (6.57%) Java Software Developer
13 17 (6.20%) Analyst
13 17 (6.20%) Test Analyst
Libraries, Frameworks & Software Standards
1 87 (31.75%) .NET
2 71 (25.91%) ASP.NET
3 66 (24.09%) ASP.NET MVC
4 43 (15.69%) React
5 38 (13.87%) AngularJS
6 36 (13.14%) .NET Framework
6 36 (13.14%) Entity Framework
6 36 (13.14%) Spring
7 29 (10.58%) HTML
7 29 (10.58%) Vue.js
8 27 (9.85%) CSS
9 22 (8.03%) Node.js
9 22 (8.03%) RESTful
10 19 (6.93%) jQuery
11 18 (6.57%) Spring Boot
12 16 (5.84%) .NET Core
12 16 (5.84%) SOAP
13 14 (5.11%) Web Services
14 13 (4.74%) RabbitMQ
15 12 (4.38%) Spring MVC
Miscellaneous
1 48 (17.52%) Enterprise Software
2 18 (6.57%) Greenfield Project
3 8 (2.92%) Self-Motivation
4 5 (1.82%) Algorithms
4 5 (1.82%) Data Structures
5 4 (1.46%) Mobile App
6 3 (1.09%) Data Protection Act
7 2 (0.73%) Public Cloud
7 2 (0.73%) User Experience
8 1 (0.36%) Analytical Skills
8 1 (0.36%) Blog
8 1 (0.36%) Cloud Native
Operating Systems
1 17 (6.20%) Linux
2 13 (4.74%) Windows
3 8 (2.92%) Android
3 8 (2.92%) Unix
4 6 (2.19%) Apple iOS
5 1 (0.36%) Windows Server
5 1 (0.36%) Windows Server 2008
5 1 (0.36%) Windows Server 2012
Processes & Methodologies
1 208 (75.91%) Agile Software Development
2 167 (60.95%) BDD
3 109 (39.78%) Software Engineering
4 105 (38.32%) Scrum
5 101 (36.86%) Continuous Integration
6 90 (32.85%) DevOps
7 83 (30.29%) MVC
8 65 (23.72%) Kanban
9 55 (20.07%) DSDM
9 55 (20.07%) Software Testing
10 51 (18.61%) Microservices
11 49 (17.88%) Mentoring
11 49 (17.88%) Pair Programming
12 48 (17.52%) Test Automation
13 43 (15.69%) OO
14 32 (11.68%) SDET
15 29 (10.58%) Test Management
15 29 (10.58%) User Acceptance Testing
16 26 (9.49%) Continuous Delivery
17 21 (7.66%) Functional Testing
Programming Languages
1 122 (44.53%) C#
2 106 (38.69%) Java
3 97 (35.40%) JavaScript
4 89 (32.48%) SQL
5 54 (19.71%) Python
6 52 (18.98%) PHP
7 35 (12.77%) Ruby
8 34 (12.41%) C++
8 34 (12.41%) Scala
9 28 (10.22%) C
10 9 (3.28%) TypeScript
11 7 (2.55%) Java 8
11 7 (2.55%) Kotlin
12 3 (1.09%) Apple Swift
12 3 (1.09%) ES6
13 2 (0.73%) Go
13 2 (0.73%) Objective-C
14 1 (0.36%) PowerShell
14 1 (0.36%) Shell Script
Qualifications
1 19 (6.93%) SC Cleared
1 19 (6.93%) Security Cleared
2 18 (6.57%) Degree
3 5 (1.82%) ISEB
Quality Assurance & Compliance
1 17 (6.20%) QA
2 3 (1.09%) GDPR
System Software
1 30 (10.95%) Docker
Systems Management
1 29 (10.58%) HP Quality Center
2 27 (9.85%) Kubernetes
3 16 (5.84%) Ansible
4 4 (1.46%) Opscode Chef
5 3 (1.09%) Puppet
6 1 (0.36%) Oracle Identity Manager
Vendors
1 65 (23.72%) Google
2 42 (15.33%) Microsoft
3 29 (10.58%) HP
4 5 (1.82%) Xamarin
5 4 (1.46%) Sitecore
6 1 (0.36%) Adobe
6 1 (0.36%) Oracle
6 1 (0.36%) Salesforce.com