Period
to 21 July 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 21 July 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
6 months to
21 Jul 2018
Same period 2017 Same period 2016
Rank 17 18 31
Rank change year-on-year +1 +13 -3
Permanent jobs citing TDD 492 481 394
As % of all permanent IT jobs advertised in Leeds 10.34% 9.41% 6.56%
As % of the Processes & Methodologies category 11.10% 10.06% 7.14%
Number of salaries quoted 438 418 344
Leeds median annual salary £47,500 £47,500 £47,500
10th Percentile £35,000 £31,250 £32,875
90th Percentile £70,000 £61,250 £65,000
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 4,434 4,782 5,519
As % of all permanent IT jobs advertised in Leeds 93.23% 93.54% 91.89%
Number of salaries quoted 3,716 4,080 4,518
Leeds median annual salary £45,000 £45,000 £42,000
Median salary % change year-on-year - +7.14% +1.20%
10th Percentile £28,000 £26,475 £26,285
90th Percentile £65,000 £63,750 £62,500
West Yorkshire median annual salary £45,000 £42,500 £40,000
% 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 21 July 2018.

Salary histogram for TDD in Leeds

For the 6 months to 21 July 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.

1 359 (72.97%) Agile Software Development
2 286 (58.13%) BDD
3 281 (57.11%) Java
4 244 (49.59%) C#
5 202 (41.06%) JavaScript
6 196 (39.84%) .NET
7 155 (31.50%) MVC
8 147 (29.88%) SQL
9 145 (29.47%) Test Automation
10 135 (27.44%) Git (software)
11 129 (26.22%) ASP.NET
12 127 (25.81%) ASP.NET MVC
13 125 (25.41%) Software Engineering
14 112 (22.76%) OO
15 110 (22.36%) CSS
15 110 (22.36%) HTML
15 110 (22.36%) AngularJS
16 109 (22.15%) Spring
17 108 (21.95%) Scrum
18 96 (19.51%) Selenium
19 95 (19.31%) Greenfield Project
20 94 (19.11%) Microsoft
21 88 (17.89%) Jenkins
22 86 (17.48%) Finance
23 84 (17.07%) Node.js
24 82 (16.67%) Pair Programming
25 81 (16.46%) SQL Server
26 80 (16.26%) Continuous Integration
27 78 (15.85%) Python
28 74 (15.04%) Docker

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 14 (2.85%) nginx
2 10 (2.03%) CMS
2 10 (2.03%) Elasticsearch
3 9 (1.83%) Apache
4 3 (0.61%) NServiceBus
4 3 (0.61%) Umbraco
5 2 (0.41%) Adobe Experience Manager
5 2 (0.41%) Confluence
5 2 (0.41%) SharePoint
5 2 (0.41%) Tomcat
6 1 (0.20%) Apache Solr
6 1 (0.20%) IIS
6 1 (0.20%) Sitecore CMS
Business Applications
1 3 (0.61%) Magento
2 1 (0.20%) Dynamics AX
Cloud Services
1 68 (13.82%) Amazon AWS
2 17 (3.46%) Microsoft Azure
3 10 (2.03%) GitHub
4 8 (1.63%) G Suite
4 8 (1.63%) Office 365
4 8 (1.63%) Slack
5 4 (0.81%) Google Cloud Platform
5 4 (0.81%) SaaS
6 2 (0.41%) Serverless
7 1 (0.20%) AWS Lambda
7 1 (0.20%) Cloud Computing
7 1 (0.20%) Dynamics 365
7 1 (0.20%) PaaS
7 1 (0.20%) Trello
Communications & Networking
1 12 (2.44%) HTTP
2 6 (1.22%) MVNO
3 4 (0.81%) Internet
4 2 (0.41%) VPN
5 1 (0.20%) DNS
5 1 (0.20%) Firewall
5 1 (0.20%) IPv4
5 1 (0.20%) Network Security
Database & Business Intelligence
1 81 (16.46%) SQL Server
2 73 (14.84%) MySQL
3 63 (12.80%) NoSQL
4 44 (8.94%) MongoDB
5 28 (5.69%) PostgreSQL
6 22 (4.47%) SQL Server 2016
7 14 (2.85%) Redis
8 10 (2.03%) RavenDB
9 8 (1.63%) Apache Cassandra
10 4 (0.81%) SQL Server 2012
11 3 (0.61%) Big Data
12 2 (0.41%) Power BI
12 2 (0.41%) QlikView
12 2 (0.41%) SQL Server Analysis Services
12 2 (0.41%) SQL Server Integration Services
12 2 (0.41%) SQL Server Reporting Services
13 1 (0.20%) Hadoop
13 1 (0.20%) RDBMS
13 1 (0.20%) Relational Database
13 1 (0.20%) Riak
Development Applications
1 135 (27.44%) Git (software)
2 96 (19.51%) Selenium
3 88 (17.89%) Jenkins
4 59 (11.99%) Cucumber
5 54 (10.98%) WebDriver
6 47 (9.55%) Maven
6 47 (9.55%) Subversion
7 43 (8.74%) JIRA
8 42 (8.54%) SoapUI
9 24 (4.88%) Mercurial
10 22 (4.47%) JMeter
11 18 (3.66%) Gradle
12 16 (3.25%) Octopus Deploy
13 14 (2.85%) Team Foundation Server
14 13 (2.64%) Jasmine
14 13 (2.64%) PHPUnit
15 12 (2.44%) Atlassian Bamboo
16 10 (2.03%) Buildbot
16 10 (2.03%) Mocha
16 10 (2.03%) Ranorex
General
1 86 (17.48%) Finance
2 54 (10.98%) Retail
3 24 (4.88%) Advertising
4 15 (3.05%) Telecoms
5 3 (0.61%) Back Office
5 3 (0.61%) Legal
5 3 (0.61%) Manufacturing
5 3 (0.61%) Marketing
6 2 (0.41%) Games
7 1 (0.20%) Electronics
Job Titles
1 372 (75.61%) Developer
2 97 (19.72%) .NET Developer
2 97 (19.72%) Java Developer
3 80 (16.26%) C# Developer
3 80 (16.26%) Senior Developer
4 63 (12.80%) Software Engineer
5 48 (9.76%) C# .NET Developer
6 47 (9.55%) Developer in Test
7 45 (9.15%) Software Developer
8 37 (7.52%) ASP.NET Developer
8 37 (7.52%) C# ASP.NET Developer
9 33 (6.71%) Lead Developer
10 30 (6.10%) Developer/Software Engineer
10 30 (6.10%) JavaScript Developer
11 29 (5.89%) Test Engineer
12 28 (5.69%) Architect
13 26 (5.28%) ASP.NET MVC Developer
13 26 (5.28%) Java Engineer
13 26 (5.28%) Senior Java Developer
14 23 (4.67%) Mid-Level .NET Developer
Libraries, Frameworks & Software Standards
1 196 (39.84%) .NET
2 129 (26.22%) ASP.NET
3 127 (25.81%) ASP.NET MVC
4 110 (22.36%) AngularJS
4 110 (22.36%) CSS
4 110 (22.36%) HTML
5 109 (22.15%) Spring
6 84 (17.07%) Node.js
7 68 (13.82%) React
8 59 (11.99%) RESTful
9 53 (10.77%) .NET Framework
10 51 (10.37%) Spring Boot
11 47 (9.55%) Entity Framework
12 45 (9.15%) HTML5
13 36 (7.32%) ASP.NET Web API
14 35 (7.11%) Web Services
15 33 (6.71%) Dropwizard
16 32 (6.50%) jQuery
17 24 (4.88%) WCF
18 22 (4.47%) ASP.NET MVC 5
Miscellaneous
1 95 (19.31%) Greenfield Project
2 59 (11.99%) Enterprise Software
3 16 (3.25%) User Experience
4 14 (2.85%) Computer Science
5 10 (2.03%) Analytical Skills
5 10 (2.03%) Mobile App
6 4 (0.81%) RIA
7 3 (0.61%) Algorithms
7 3 (0.61%) Data Structures
8 2 (0.41%) Digital Media
8 2 (0.41%) Smart Meter
9 1 (0.20%) Data Centre
9 1 (0.20%) Linux Command Line
9 1 (0.20%) NHS
9 1 (0.20%) Replication
9 1 (0.20%) Self-Motivation
9 1 (0.20%) Smartphone
Operating Systems
1 18 (3.66%) Android
2 7 (1.42%) Linux
3 5 (1.02%) Windows
4 4 (0.81%) Apple iOS
5 2 (0.41%) Unix
6 1 (0.20%) Debian
6 1 (0.20%) Ubuntu
Processes & Methodologies
1 359 (72.97%) Agile Software Development
2 286 (58.13%) BDD
3 155 (31.50%) MVC
4 145 (29.47%) Test Automation
5 125 (25.41%) Software Engineering
6 112 (22.76%) OO
7 108 (21.95%) Scrum
8 82 (16.67%) Pair Programming
9 80 (16.26%) Continuous Integration
10 71 (14.43%) Unit Testing
11 54 (10.98%) OOP
12 50 (10.16%) Problem-Solving
13 46 (9.35%) Kanban
14 43 (8.74%) Mentoring
15 41 (8.33%) Open Source
15 41 (8.33%) SDET
16 37 (7.52%) UML
17 36 (7.32%) DevOps
17 36 (7.32%) Microservices
18 35 (7.11%) SDLC
Programming Languages
1 281 (57.11%) Java
2 244 (49.59%) C#
3 202 (41.06%) JavaScript
4 147 (29.88%) SQL
5 78 (15.85%) Python
6 67 (13.62%) Ruby
7 66 (13.41%) PHP
8 43 (8.74%) Scala
9 31 (6.30%) Java 8
10 29 (5.89%) C++
11 19 (3.86%) Go
12 17 (3.46%) C
13 11 (2.24%) Objective-C
14 10 (2.03%) Apple Swift
15 7 (1.42%) Kotlin
16 5 (1.02%) VB.NET
17 4 (0.81%) PHP 7
17 4 (0.81%) T-SQL
18 2 (0.41%) TypeScript
18 2 (0.41%) VB
Qualifications
1 30 (6.10%) Degree
2 16 (3.25%) ISEB
3 12 (2.44%) Security Cleared
4 6 (1.22%) SC Cleared
5 4 (0.81%) Computer Science Degree
5 4 (0.81%) ISTQB
5 4 (0.81%) MCSD
5 4 (0.81%) Microsoft Certification
Quality Assurance & Compliance
1 49 (9.96%) QA
2 2 (0.41%) GDPR
System Software
1 74 (15.04%) Docker
2 1 (0.20%) Active Directory
2 1 (0.20%) Varnish
2 1 (0.20%) Virtual Machines
2 1 (0.20%) VMware Infrastructure
Systems Management
1 24 (4.88%) Kubernetes
2 23 (4.67%) Ansible
3 11 (2.24%) Terraform
4 7 (1.42%) HP Quality Center
5 6 (1.22%) Opscode Chef
6 5 (1.02%) Grafana
6 5 (1.02%) Puppet
7 2 (0.41%) Rancher
Vendors
1 94 (19.11%) Microsoft
2 46 (9.35%) Oracle
3 21 (4.27%) Salesforce.com
4 18 (3.66%) Google
5 10 (2.03%) Xamarin
6 5 (1.02%) Twitter
7 4 (0.81%) Capita
7 4 (0.81%) HP
7 4 (0.81%) Sitecore
8 2 (0.41%) Adobe
8 2 (0.41%) Cognos
8 2 (0.41%) Informatica
8 2 (0.41%) MuleSoft
8 2 (0.41%) Tableau
9 1 (0.20%) LexisNexis
9 1 (0.20%) SAP
9 1 (0.20%) VMware
9 1 (0.20%) Zend