Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in York 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 18 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 18 25 21
Rank change year-on-year +7 -4 +10
Permanent jobs citing TDD 75 54 78
As % of all permanent IT jobs advertised in York 11.30% 8.50% 13.59%
As % of the Processes & Methodologies category 12.56% 9.26% 14.69%
Number of salaries quoted 71 53 70
York median annual salary £50,000 £45,000 £40,000
Median salary % change year-on-year +11.11% +12.50% -
10th Percentile £27,500 £28,500 £27,500
90th Percentile £61,250 £54,750 £45,000
North Yorkshire median annual salary £45,000 £42,500 £40,000
% change year-on-year +5.88% +6.25% +6.67%

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 York with a requirement for process or methodology skills.

All Process and Methodology Skills
York
Permanent vacancies with a requirement for process or methodology skills 597 583 531
As % of all permanent IT jobs advertised in York 89.91% 91.81% 92.51%
Number of salaries quoted 466 465 460
York median annual salary £41,500 £41,000 £40,000
Median salary % change year-on-year +1.22% +2.50% -
10th Percentile £26,750 £25,350 £22,750
90th Percentile £61,250 £55,000 £62,500
North Yorkshire median annual salary £40,000 £40,000 £40,000

TDD
Job Vacancy Trend in York

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

Job vacancy trend for TDD in York

TDD
Salary Trend in York

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

Salary trend for TDD in York

TDD
Salary Histogram in York

The salary distribution of IT jobs citing TDD in York over the 6 months to 18 November 2017.

Salary histogram for TDD in York

For the 6 months to 18 November 2017, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the York region with a requirement for TDD.

1 66 (88.00%) Agile Software Development
2 43 (57.33%) Java
3 37 (49.33%) Test Automation
4 33 (44.00%) C#
5 25 (33.33%) Greenfield Project
6 20 (26.67%) JavaScript
6 20 (26.67%) OO
7 19 (25.33%) Scrum
8 18 (24.00%) PHP
8 18 (24.00%) .NET
8 18 (24.00%) SDET
9 17 (22.67%) Spring
10 16 (21.33%) Git (software)
11 15 (20.00%) MVC
12 14 (18.67%) C++
12 14 (18.67%) SQL
12 14 (18.67%) Python
12 14 (18.67%) BDD
12 14 (18.67%) Pyramid
13 13 (17.33%) SDLC
13 13 (17.33%) SQL Server
14 11 (14.67%) Hibernate
15 10 (13.33%) ASP.NET
15 10 (13.33%) ASP.NET MVC
15 10 (13.33%) Selenium
16 9 (12.00%) WPF
16 9 (12.00%) MVVM
16 9 (12.00%) NoSQL
16 9 (12.00%) DevOps
17 8 (10.67%) User Experience

TDD
Co-occurring IT Skills in York 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 2 (2.67%) Tomcat
Business Applications
1 4 (5.33%) Magento
Cloud Services
1 4 (5.33%) GitHub
2 2 (2.67%) Amazon AWS
3 1 (1.33%) Azure Active Directory
3 1 (1.33%) Microsoft Azure
3 1 (1.33%) Office 365
Communications & Networking
1 4 (5.33%) Broadband
2 1 (1.33%) VPN
Database & Business Intelligence
1 13 (17.33%) SQL Server
2 9 (12.00%) NoSQL
3 7 (9.33%) SQL Server 2016
4 3 (4.00%) MySQL
Development Applications
1 16 (21.33%) Git (software)
2 10 (13.33%) Selenium
3 7 (9.33%) MSTest
4 6 (8.00%) WebDriver
5 5 (6.67%) Jasmine
6 4 (5.33%) Appium
6 4 (5.33%) Moq
6 4 (5.33%) NUnit
6 4 (5.33%) PHPUnit
6 4 (5.33%) Rhino Mocks
7 3 (4.00%) Jenkins
8 2 (2.67%) Eclipse
8 2 (2.67%) JIRA
8 2 (2.67%) Mockito
9 1 (1.33%) Maven
General
1 4 (5.33%) Finance
1 4 (5.33%) Telecoms
Job Titles
1 56 (74.67%) Developer
2 15 (20.00%) Java Developer
3 14 (18.67%) Developer in Test
3 14 (18.67%) Software Developer
4 13 (17.33%) .NET Developer
5 11 (14.67%) Agile Developer
6 10 (13.33%) Test Automation Engineer
6 10 (13.33%) Test Engineer
6 10 (13.33%) Tester
7 6 (8.00%) ASP.NET MVC Developer
7 6 (8.00%) C# .NET Developer
7 6 (8.00%) C# Developer
7 6 (8.00%) DevOps Developer
7 6 (8.00%) JavaScript Developer
7 6 (8.00%) Scrum Master
7 6 (8.00%) Software Tester
8 5 (6.67%) Senior Developer
8 5 (6.67%) SQL Developer
9 4 (5.33%) C# ASP.NET Developer
9 4 (5.33%) QA Engineer
Libraries, Frameworks & Software Standards
1 18 (24.00%) .NET
2 17 (22.67%) Spring
3 14 (18.67%) Pyramid
4 11 (14.67%) Hibernate
5 10 (13.33%) ASP.NET
5 10 (13.33%) ASP.NET MVC
6 9 (12.00%) WPF
7 7 (9.33%) JSON
7 7 (9.33%) React
8 6 (8.00%) .NET Framework
8 6 (8.00%) Entity Framework
9 5 (6.67%) CSS
9 5 (6.67%) D3.js
9 5 (6.67%) DOM
9 5 (6.67%) HTML
9 5 (6.67%) Redux
10 4 (5.33%) AngularJS
10 4 (5.33%) ASP.NET Web API
10 4 (5.33%) Castle Windsor
10 4 (5.33%) Unity DI Container
Miscellaneous
1 25 (33.33%) Greenfield Project
2 8 (10.67%) User Experience
3 4 (5.33%) Enterprise Software
3 4 (5.33%) Mobile App
3 4 (5.33%) Video on Demand
3 4 (5.33%) Video\Live Streaming
4 3 (4.00%) Social Network
5 2 (2.67%) Analytical Skills
6 1 (1.33%) BBC
Processes & Methodologies
1 66 (88.00%) Agile Software Development
2 37 (49.33%) Test Automation
3 20 (26.67%) OO
4 19 (25.33%) Scrum
5 18 (24.00%) SDET
6 15 (20.00%) MVC
7 14 (18.67%) BDD
8 13 (17.33%) SDLC
9 9 (12.00%) DevOps
9 9 (12.00%) MVVM
10 8 (10.67%) Software Engineering
11 6 (8.00%) Kanban
11 6 (8.00%) Microservices
11 6 (8.00%) Regression Testing
11 6 (8.00%) Software Testing
11 6 (8.00%) Test Planning
11 6 (8.00%) User Acceptance Testing
12 5 (6.67%) OOD
12 5 (6.67%) OOP
13 4 (5.33%) Dependency Injection
Programming Languages
1 43 (57.33%) Java
2 33 (44.00%) C#
3 20 (26.67%) JavaScript
4 18 (24.00%) PHP
5 14 (18.67%) C++
5 14 (18.67%) Python
5 14 (18.67%) SQL
6 5 (6.67%) XAML
7 3 (4.00%) Ruby
8 1 (1.33%) VB.NET
Qualifications
1 6 (8.00%) ISEB
1 6 (8.00%) ISTQB
Quality Assurance & Compliance
1 4 (5.33%) QA
System Software
1 1 (1.33%) Active Directory
1 1 (1.33%) Docker
1 1 (1.33%) Hyper-V
1 1 (1.33%) VMware Infrastructure
Vendors
1 2 (2.67%) Google
1 2 (2.67%) Microsoft
1 2 (2.67%) Twitter
2 1 (1.33%) Virgin Media
2 1 (1.33%) VMware