The following table provides summary statistics for permanent job vacancies advertised in Chester with a requirement for TDD skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TDD over the 3 months to 28 June 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Cheshire / Chester
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 21 32 24
Rank change year-on-year +11 -8  
Permanent jobs citing TDD 10 4 12
As % of all permanent IT jobs advertised in Chester 6.62% 2.25% 6.56%
As % of the Processes & Methodologies category 8.33% 2.68% 7.23%
Number of salaries quoted 9 5 11
Median salary £47,500 £45,000 £45,000
Median salary % change year-on-year +5.55% -  
90% offered a salary of more than £33,750 £33,750 £33,750
10% offered a salary of more than £52,000 £52,500 £47,500
UK excluding London median salary £45,000 £44,000 £42,500
% change year-on-year +2.27% +3.52%  

TDD is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Chester with a requirement for process and methodology skills.

Process & Methodology Skills
Chester
Permanent job vacancies with a requirement for process and methodology skills 120 149 166
As % of all permanent IT job vacancies advertised in Chester 79.47% 83.71% 90.71%
Number of salaries quoted 367 578 441
Median salary £40,000 £36,750 £40,000
Median salary % change year-on-year +8.84% -8.12%  
90% offered a salary of more than £28,250 £25,000 £27,000
10% offered a salary of more than £61,250 £48,750 £57,500
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Chester

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

Job vacancy trend for TDD in Chester

TDD
Salary Trend in Chester

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

Salary trend for TDD in Chester

TDD
Salary Histogram in Chester

The salary distribution of IT jobs citing TDD in Chester over the 3 months to 28 June 2017.

Salary histogram for TDD in Chester

For the 6 months to 28 June 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 Chester region with a requirement for TDD.

1 17 (77.27%) Java
1 17 (77.27%) Spring
2 16 (72.73%) Hibernate
3 15 (68.18%) Agile Software Development
4 9 (40.91%) JavaScript
4 9 (40.91%) Unit Testing
4 9 (40.91%) AngularJS
5 8 (36.36%) MVC
6 7 (31.82%) HTML
6 7 (31.82%) Oracle
6 7 (31.82%) BDD
7 6 (27.27%) iBATIS
7 6 (27.27%) Spring MVC
7 6 (27.27%) Oracle Database 11g
7 6 (27.27%) Spring Integration
7 6 (27.27%) Oracle Database
7 6 (27.27%) PL/SQL
7 6 (27.27%) SQL
8 5 (22.73%) JUnit
9 4 (18.18%) Software Engineering
10 3 (13.64%) OO
10 3 (13.64%) SQL Server
11 2 (9.09%) C#
11 2 (9.09%) .NET
11 2 (9.09%) ASP.NET
11 2 (9.09%) Scrum
11 2 (9.09%) Objective-C
11 2 (9.09%) OOP
11 2 (9.09%) iOS Development
11 2 (9.09%) jQuery

TDD
Co-occurring IT Skills in Chester 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:

Communications & Networking
1 1 (4.55%) HTTP
Database & Business Intelligence
1 6 (27.27%) Oracle Database
1 6 (27.27%) Oracle Database 11g
2 3 (13.64%) SQL Server
3 1 (4.55%) Relational Database
Development Applications
1 5 (22.73%) JUnit
2 1 (4.55%) Bitbucket
2 1 (4.55%) Git (software)
2 1 (4.55%) Gradle
2 1 (4.55%) Jasmine
2 1 (4.55%) Jenkins
Job Titles
1 21 (95.45%) Developer
2 17 (77.27%) Java Developer
3 8 (36.36%) Software Developer
4 7 (31.82%) Java Software Developer
5 2 (9.09%) iOS Developer
5 2 (9.09%) Objective-C Developer
6 1 (4.55%) .NET Developer
6 1 (4.55%) .NET Software Developer
6 1 (4.55%) Analyst
6 1 (4.55%) C# Developer
6 1 (4.55%) Developer/Software Engineer
6 1 (4.55%) Java Engineer
6 1 (4.55%) Java Software Engineer
6 1 (4.55%) QA Analyst
6 1 (4.55%) QA Test Analyst
6 1 (4.55%) QA Tester
6 1 (4.55%) Software Analyst
6 1 (4.55%) Software QA Tester
6 1 (4.55%) Software Test Analyst
6 1 (4.55%) Test Analyst
Libraries, Frameworks & Software Standards
1 17 (77.27%) Spring
2 16 (72.73%) Hibernate
3 9 (40.91%) AngularJS
4 7 (31.82%) HTML
5 6 (27.27%) iBATIS
5 6 (27.27%) Spring Integration
5 6 (27.27%) Spring MVC
6 2 (9.09%) .NET
6 2 (9.09%) ASP.NET
6 2 (9.09%) ASP.NET Web API
6 2 (9.09%) jQuery
7 1 (4.55%) CSS
7 1 (4.55%) EJB
7 1 (4.55%) HTML5
7 1 (4.55%) JSON
7 1 (4.55%) JSP
7 1 (4.55%) Middleware
7 1 (4.55%) RESTful
7 1 (4.55%) Servlets
7 1 (4.55%) SOAP
Miscellaneous
1 1 (4.55%) User Experience
Operating Systems
1 2 (9.09%) Apple iOS
Processes & Methodologies
1 15 (68.18%) Agile Software Development
2 9 (40.91%) Unit Testing
3 8 (36.36%) MVC
4 7 (31.82%) BDD
5 4 (18.18%) Software Engineering
6 3 (13.64%) OO
7 2 (9.09%) iOS Development
7 2 (9.09%) OOP
7 2 (9.09%) Scrum
8 1 (4.55%) Business Development
8 1 (4.55%) Configuration Management
8 1 (4.55%) Dependency Injection
8 1 (4.55%) DevOps
8 1 (4.55%) Functional Testing
8 1 (4.55%) OOD
8 1 (4.55%) Open Source
8 1 (4.55%) SDLC
8 1 (4.55%) Test Automation
8 1 (4.55%) User Stories
Programming Languages
1 17 (77.27%) Java
2 9 (40.91%) JavaScript
3 6 (27.27%) PL/SQL
3 6 (27.27%) SQL
4 2 (9.09%) Apple Swift
4 2 (9.09%) C#
4 2 (9.09%) Objective-C
Qualifications
1 1 (4.55%) Degree
Quality Assurance & Compliance
1 1 (4.55%) QA
Vendors
1 7 (31.82%) Oracle
Chester
FRG Technology Consulting
Salary: £55000 per annum
Posted: Yesterday
Chester, Cheshire
TEKsystems
Salary: £40000 - £55000 per annum
Posted: 3 days ago
Chester, Cheshire
Oscar
Salary: £30000 - £40000 per annum + Competitive Benefits
Posted: Yesterday
Chester, Cheshire
Searchability
Salary: £30000 - £35000 per annum
Posted: 5 days ago
Chester
Applause IT Ltd
Salary: £35000 - £40000 per annum + +Benefits + Bonus
Posted: 5 days ago
Chester
Applause IT Ltd
Salary: £45000 - £50000 per annum + + Great Benefits
Posted: 9 days ago
Chester
Applause IT Ltd
Salary: £45000 - £50000 per annum + + Great Benefits
Posted: 16 days ago