The following table provides summary statistics for permanent job vacancies advertised in Chertsey 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)
Surrey / Chertsey
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 12 7 -
Rank change year-on-year -5 -  
Permanent jobs citing TDD 4 8 0
As % of all permanent IT jobs advertised in Chertsey 8.70% 16.67% -
As % of the Processes & Methodologies category 11.11% 25.81% -
Number of salaries quoted 4 8 0
Median salary £45,000 £55,000 -
Median salary % change year-on-year -18.18% -  
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 Chertsey with a requirement for process and methodology skills.

Process & Methodology Skills
Chertsey
Permanent job vacancies with a requirement for process and methodology skills 36 31 72
As % of all permanent IT job vacancies advertised in Chertsey 78.26% 64.58% 90.00%
Number of salaries quoted 98 122 191
Median salary £42,500 £55,000 £37,500
Median salary % change year-on-year -22.72% +46.66%  
90% offered a salary of more than £31,250 £32,750 £22,500
10% offered a salary of more than £57,500 £55,000 £60,000
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Chertsey

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

Job vacancy trend for TDD in Chertsey

TDD
Salary Trend in Chertsey

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

Salary trend for TDD in Chertsey

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 Chertsey region with a requirement for TDD.

1 4 (100.00%) C#
1 4 (100.00%) HTML
1 4 (100.00%) JavaScript
1 4 (100.00%) Oracle
1 4 (100.00%) CSS
1 4 (100.00%) Scrum
1 4 (100.00%) Agile Software Development
1 4 (100.00%) Software Engineering
1 4 (100.00%) Degree
1 4 (100.00%) AngularJS
2 1 (25.00%) Web Services

TDD
Co-occurring IT Skills in Chertsey 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:

Job Titles
1 4 (100.00%) C# Developer
1 4 (100.00%) Developer
Libraries, Frameworks & Software Standards
1 4 (100.00%) AngularJS
1 4 (100.00%) CSS
1 4 (100.00%) HTML
2 1 (25.00%) Web Services
Processes & Methodologies
1 4 (100.00%) Agile Software Development
1 4 (100.00%) Scrum
1 4 (100.00%) Software Engineering
Programming Languages
1 4 (100.00%) C#
1 4 (100.00%) JavaScript
Qualifications
1 4 (100.00%) Degree
Vendors
1 4 (100.00%) Oracle