Period
to 20 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Rickmansworth 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 20 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Hertfordshire > Rickmansworth
6 months to
20 Jan 2018
Same period 2017 Same period 2016
Rank 21 7 31
Rank change year-on-year -14 +24 -5
Permanent jobs citing TDD 8 16 8
As % of all permanent IT jobs advertised in Rickmansworth 7.02% 16.16% 3.69%
As % of the Processes & Methodologies category 8.79% 17.02% 4.23%
Number of salaries quoted 8 16 8
Rickmansworth median annual salary £53,750 £61,250 £32,500
Median salary % change year-on-year -12.24% +88.46% -27.78%
10th Percentile £46,875 £45,000 £31,250
90th Percentile £61,250 £78,750 £33,750
Hertfordshire median annual salary £50,000 £45,000 £52,500
% change year-on-year +11.11% -14.29% +10.53%

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 Rickmansworth with a requirement for process or methodology skills.

All Process and Methodology Skills
Rickmansworth
Permanent vacancies with a requirement for process or methodology skills 91 94 189
As % of all permanent IT jobs advertised in Rickmansworth 79.82% 94.95% 87.10%
Number of salaries quoted 78 86 176
Rickmansworth median annual salary £52,500 £60,000 £60,000
Median salary % change year-on-year -12.50% - +14.29%
10th Percentile £35,650 £42,500 £35,000
90th Percentile £70,375 £78,750 £87,500
Hertfordshire median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% -

TDD
Job Vacancy Trend in Rickmansworth

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

Job vacancy trend for TDD in Rickmansworth

TDD
Salary Trend in Rickmansworth

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

Salary trend for TDD in Rickmansworth

TDD
Salary Histogram in Rickmansworth

The salary distribution of IT jobs citing TDD in Rickmansworth over the 6 months to 20 January 2018.

Salary histogram for TDD in Rickmansworth

For the 6 months to 20 January 2018, 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 Rickmansworth region with a requirement for TDD.

1 7 (87.50%) Agile Software Development
2 6 (75.00%) Spring
2 6 (75.00%) Spring MVC
2 6 (75.00%) Java
2 6 (75.00%) MVC
2 6 (75.00%) AngularJS
3 5 (62.50%) Finance
3 5 (62.50%) Automotive
3 5 (62.50%) JavaScript
4 4 (50.00%) Software Engineering
5 3 (37.50%) BDD
6 1 (12.50%) Software Testing
6 1 (12.50%) JIRA
6 1 (12.50%) Refactoring
6 1 (12.50%) Selenium
6 1 (12.50%) Test Automation
6 1 (12.50%) Product Management
6 1 (12.50%) Confluence
6 1 (12.50%) Cucumber
6 1 (12.50%) JUnit
6 1 (12.50%) Scrum
6 1 (12.50%) REST
6 1 (12.50%) Portfolio Management
6 1 (12.50%) Continuous Delivery
6 1 (12.50%) Fintech
6 1 (12.50%) Scenario Testing

TDD
Co-occurring IT Skills in Rickmansworth 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 1 (12.50%) Confluence
Development Applications
1 1 (12.50%) Cucumber
1 1 (12.50%) JIRA
1 1 (12.50%) JUnit
1 1 (12.50%) Selenium
General
1 5 (62.50%) Automotive
1 5 (62.50%) Finance
Job Titles
1 4 (50.00%) Developer
2 3 (37.50%) Java Developer
2 3 (37.50%) Software Engineer
3 2 (25.00%) Lead Software Engineer
4 1 (12.50%) Angular Developer
4 1 (12.50%) Developer in Test
4 1 (12.50%) Scrum Master
Libraries, Frameworks & Software Standards
1 6 (75.00%) AngularJS
1 6 (75.00%) Spring
1 6 (75.00%) Spring MVC
2 1 (12.50%) REST
Miscellaneous
1 1 (12.50%) Fintech
Processes & Methodologies
1 7 (87.50%) Agile Software Development
2 6 (75.00%) MVC
3 4 (50.00%) Software Engineering
4 3 (37.50%) BDD
5 1 (12.50%) Continuous Delivery
5 1 (12.50%) Portfolio Management
5 1 (12.50%) Product Management
5 1 (12.50%) Refactoring
5 1 (12.50%) Scenario Testing
5 1 (12.50%) Scrum
5 1 (12.50%) Software Testing
5 1 (12.50%) Test Automation
Programming Languages
1 6 (75.00%) Java
2 5 (62.50%) JavaScript