Period
to 19 April 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 19 April 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
6 months to
19 Apr 2018
Same period 2017 Same period 2016
Rank 14 19 28
Rank change year-on-year +5 +9 +8
Permanent jobs citing TDD 536 492 479
As % of all permanent IT jobs advertised in Leeds 10.39% 9.40% 7.29%
As % of the Processes & Methodologies category 11.07% 10.18% 7.98%
Number of salaries quoted 498 429 413
Leeds median annual salary £47,500 £47,500 £47,500
10th Percentile £35,000 £31,250 £32,500
90th Percentile £60,000 £60,000 £60,000
West Yorkshire median annual salary £45,000 £46,000 £45,000
% change year-on-year -2.17% +2.22% +12.50%

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 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 4,843 4,834 5,999
As % of all permanent IT jobs advertised in Leeds 93.91% 92.39% 91.27%
Number of salaries quoted 4,031 4,218 4,908
Leeds median annual salary £45,000 £42,500 £41,375
Median salary % change year-on-year +5.88% +2.72% +3.44%
10th Percentile £30,000 £26,250 £27,500
90th Percentile £64,750 £61,250 £61,000
West Yorkshire median annual salary £45,000 £42,500 £41,500
% change year-on-year +5.88% +2.41% +3.75%

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 19 April 2018.

Salary histogram for TDD in Leeds

For the 6 months to 19 April 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.

1 402 (75.00%) Agile Software Development
2 299 (55.78%) BDD
3 267 (49.81%) Java
4 259 (48.32%) C#
5 217 (40.49%) JavaScript
6 210 (39.18%) .NET
7 180 (33.58%) MVC
8 163 (30.41%) Test Automation
9 157 (29.29%) AngularJS
10 156 (29.10%) CSS
11 152 (28.36%) OO
12 148 (27.61%) HTML
13 147 (27.43%) ASP.NET
14 145 (27.05%) ASP.NET MVC
15 138 (25.75%) SQL
16 137 (25.56%) Git (software)
17 130 (24.25%) Scrum
18 108 (20.15%) Software Engineering
19 106 (19.78%) Greenfield Project
20 99 (18.47%) Continuous Integration
21 95 (17.72%) Node.js
22 89 (16.60%) Spring
22 89 (16.60%) Selenium
23 86 (16.04%) SQL Server
24 82 (15.30%) Ruby
25 80 (14.93%) Python
26 78 (14.55%) Kanban
27 76 (14.18%) Finance
28 75 (13.99%) Microsoft
29 73 (13.62%) NoSQL

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 8 (1.49%) Apache
1 8 (1.49%) nginx
2 6 (1.12%) JBoss
2 6 (1.12%) Jetty
2 6 (1.12%) Tomcat
2 6 (1.12%) WebLogic
3 5 (0.93%) Elasticsearch
4 4 (0.75%) SharePoint
4 4 (0.75%) SharePoint 2013
5 3 (0.56%) CMS
6 2 (0.37%) NServiceBus
6 2 (0.37%) Tornado
6 2 (0.37%) Umbraco
7 1 (0.19%) Adobe Experience Manager
7 1 (0.19%) Apache Solr
7 1 (0.19%) IIS
7 1 (0.19%) Sitecore CMS
Business Applications
1 1 (0.19%) Dynamics AX
Cloud Services
1 42 (7.84%) Amazon AWS
2 23 (4.29%) GitHub
3 8 (1.49%) G Suite
3 8 (1.49%) Office 365
3 8 (1.49%) Slack
4 7 (1.31%) Microsoft Azure
4 7 (1.31%) PaaS
5 4 (0.75%) Google Cloud Platform
6 1 (0.19%) Dynamics 365
6 1 (0.19%) IaaS
6 1 (0.19%) Trello
Communications & Networking
1 6 (1.12%) MVNO
2 4 (0.75%) Internet
3 2 (0.37%) AMQP
3 2 (0.37%) HTTP
3 2 (0.37%) VPN
4 1 (0.19%) DNS
4 1 (0.19%) Firewall
4 1 (0.19%) IPv4
4 1 (0.19%) Network Security
Database & Business Intelligence
1 86 (16.04%) SQL Server
2 73 (13.62%) NoSQL
3 70 (13.06%) MySQL
4 49 (9.14%) MongoDB
5 25 (4.66%) SQL Server 2016
6 20 (3.73%) PostgreSQL
7 14 (2.61%) Redis
8 11 (2.05%) Apache Cassandra
9 9 (1.68%) Hadoop
10 8 (1.49%) Big Data
10 8 (1.49%) RavenDB
11 6 (1.12%) Couchbase
11 6 (1.12%) Riak
12 4 (0.75%) BigQuery
12 4 (0.75%) SQL Server 2014
13 2 (0.37%) RDBMS
13 2 (0.37%) Relational Database
14 1 (0.19%) SQL Server 2012
Development Applications
1 137 (25.56%) Git (software)
2 89 (16.60%) Selenium
3 73 (13.62%) Jenkins
4 67 (12.50%) Cucumber
5 59 (11.01%) WebDriver
6 50 (9.33%) Subversion
7 38 (7.09%) JIRA
8 35 (6.53%) SoapUI
9 34 (6.34%) Maven
10 25 (4.66%) Mercurial
11 17 (3.17%) Atlassian Bamboo
12 16 (2.99%) Buildbot
12 16 (2.99%) Octopus Deploy
12 16 (2.99%) Ranorex
13 14 (2.61%) Gradle
14 12 (2.24%) Appium
15 11 (2.05%) JMeter
16 10 (1.87%) PHPUnit
17 9 (1.68%) NeoLoad
17 9 (1.68%) WATIR
General
1 76 (14.18%) Finance
2 49 (9.14%) Retail
3 25 (4.66%) Advertising
4 22 (4.10%) Telecoms
5 10 (1.87%) Legal
6 9 (1.68%) Games
7 2 (0.37%) Pharmaceutical
8 1 (0.19%) Automotive
8 1 (0.19%) Electronics
8 1 (0.19%) Manufacturing
8 1 (0.19%) Marketing
Job Titles
1 380 (70.90%) Developer
2 136 (25.37%) .NET Developer
3 113 (21.08%) Java Developer
4 92 (17.16%) Senior Developer
5 82 (15.30%) C# Developer
6 67 (12.50%) C# .NET Developer
7 51 (9.51%) ASP.NET Developer
8 50 (9.33%) C# ASP.NET Developer
9 39 (7.28%) Software Developer
10 36 (6.72%) Senior Java Developer
11 35 (6.53%) Developer in Test
11 35 (6.53%) Lead Developer
12 34 (6.34%) Tester
13 32 (5.97%) Mid-Level .NET Developer
13 32 (5.97%) Software Engineer
14 31 (5.78%) Automation Tester
15 30 (5.60%) ASP.NET MVC Developer
15 30 (5.60%) Test Engineer
16 29 (5.41%) Junior
17 25 (4.66%) Junior Developer
Libraries, Frameworks & Software Standards
1 210 (39.18%) .NET
2 157 (29.29%) AngularJS
3 156 (29.10%) CSS
4 148 (27.61%) HTML
5 147 (27.43%) ASP.NET
6 145 (27.05%) ASP.NET MVC
7 95 (17.72%) Node.js
8 89 (16.60%) Spring
9 51 (9.51%) .NET Framework
9 51 (9.51%) React
10 49 (9.14%) ASP.NET Web API
11 48 (8.96%) HTML5
12 46 (8.58%) RESTful
13 45 (8.40%) Entity Framework
13 45 (8.40%) jQuery
14 37 (6.90%) Spring Boot
15 34 (6.34%) WCF
16 30 (5.60%) Gherkin
17 29 (5.41%) ASP.NET MVC 5
18 26 (4.85%) Ajax
Miscellaneous
1 106 (19.78%) Greenfield Project
2 39 (7.28%) Enterprise Software
3 18 (3.36%) Analytical Skills
4 17 (3.17%) User Experience
5 16 (2.99%) Computer Science
6 7 (1.31%) Data Centre
7 4 (0.75%) CCTV
7 4 (0.75%) Digital Media
7 4 (0.75%) Mobile App
7 4 (0.75%) Music Streaming
7 4 (0.75%) RIA
8 3 (0.56%) Self-Motivation
9 2 (0.37%) FMCG
9 2 (0.37%) N-Tier
9 2 (0.37%) Smart Meter
9 2 (0.37%) Social Media
10 1 (0.19%) Data Structures
10 1 (0.19%) Linux Command Line
10 1 (0.19%) NHS
10 1 (0.19%) Replication
Operating Systems
1 13 (2.43%) Android
2 10 (1.87%) Linux
3 5 (0.93%) Apple iOS
3 5 (0.93%) Unix
4 4 (0.75%) Windows
Processes & Methodologies
1 402 (75.00%) Agile Software Development
2 299 (55.78%) BDD
3 180 (33.58%) MVC
4 163 (30.41%) Test Automation
5 152 (28.36%) OO
6 130 (24.25%) Scrum
7 108 (20.15%) Software Engineering
8 99 (18.47%) Continuous Integration
9 78 (14.55%) Kanban
10 63 (11.75%) Open Source
11 58 (10.82%) Pair Programming
11 58 (10.82%) Unit Testing
12 52 (9.70%) SDLC
13 50 (9.33%) Problem-Solving
14 46 (8.58%) OOP
15 45 (8.40%) Test Scripting
16 37 (6.90%) DSDM
17 36 (6.72%) Software Testing
18 35 (6.53%) UML
19 32 (5.97%) Configuration Management
Programming Languages
1 267 (49.81%) Java
2 259 (48.32%) C#
3 217 (40.49%) JavaScript
4 138 (25.75%) SQL
5 82 (15.30%) Ruby
6 80 (14.93%) Python
7 63 (11.75%) PHP
8 44 (8.21%) Scala
9 40 (7.46%) C++
10 31 (5.78%) C
11 23 (4.29%) Java 8
12 18 (3.36%) Go
13 6 (1.12%) Kotlin
13 6 (1.12%) T-SQL
14 5 (0.93%) TypeScript
15 4 (0.75%) Bash Shell
15 4 (0.75%) Objective-C
16 3 (0.56%) VB.NET
17 2 (0.37%) ES6
17 2 (0.37%) PHP 7
Qualifications
1 24 (4.48%) ISEB
2 22 (4.10%) Degree
3 13 (2.43%) Security Cleared
4 11 (2.05%) SC Cleared
5 5 (0.93%) ISTQB
6 4 (0.75%) Computer Science Degree
Quality Assurance & Compliance
1 34 (6.34%) QA
System Software
1 63 (11.75%) Docker
2 1 (0.19%) Active Directory
2 1 (0.19%) Virtual Machines
2 1 (0.19%) VMware Infrastructure
Systems Management
1 18 (3.36%) Kubernetes
2 16 (2.99%) Ansible
3 14 (2.61%) Opscode Chef
4 13 (2.43%) Puppet
5 6 (1.12%) Docker Swarm
5 6 (1.12%) HP Quality Center
6 4 (0.75%) Grafana
Vendors
1 75 (13.99%) Microsoft
2 34 (6.34%) Oracle
3 20 (3.73%) Google
3 20 (3.73%) Salesforce.com
4 4 (0.75%) Capita
4 4 (0.75%) Twitter
5 3 (0.56%) HP
5 3 (0.56%) Zend
6 2 (0.37%) Adobe
6 2 (0.37%) Sitecore
7 1 (0.19%) LexisNexis
7 1 (0.19%) SAP
7 1 (0.19%) VMware