Period
to 17 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Leatherhead 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 17 November 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Surrey > Leatherhead
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 22 12 44
Rank change year-on-year -10 +32 -17
Permanent jobs citing TDD 31 91 37
As % of all permanent IT jobs advertised in Leatherhead 8.40% 21.41% 6.88%
As % of the Processes & Methodologies category 9.51% 23.76% 7.96%
Number of salaries quoted 29 90 54
Leatherhead median annual salary £50,000 £42,500 £50,000
Median salary % change year-on-year +17.65% -15.00% +5.26%
10th Percentile £26,250 £25,000 £35,000
90th Percentile £70,000 £54,325 £62,500
Surrey median annual salary £50,000 £50,000 £52,500
% change year-on-year - -4.76% +12.90%

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 Leatherhead with a requirement for process or methodology skills.

All Process and Methodology Skills
Leatherhead
Permanent vacancies with a requirement for process or methodology skills 326 383 465
As % of all permanent IT jobs advertised in Leatherhead 88.35% 90.12% 86.43%
Number of salaries quoted 286 358 402
Leatherhead median annual salary £48,000 £42,500 £45,000
Median salary % change year-on-year +12.94% -5.56% -
10th Percentile £21,875 £21,250 £29,000
90th Percentile £66,250 £61,250 £67,500
Surrey median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

TDD
Job Vacancy Trend in Leatherhead

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

Job vacancy trend for TDD in Leatherhead

TDD
Salary Trend in Leatherhead

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

Salary trend for TDD in Leatherhead

TDD
Salary Histogram in Leatherhead

The salary distribution of IT jobs citing TDD in Leatherhead over the 6 months to 17 November 2017.

Salary histogram for TDD in Leatherhead

For the 6 months to 17 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 Leatherhead region with a requirement for TDD.

1 22 (70.97%) Java
1 22 (70.97%) Subversion
1 22 (70.97%) Maven
1 22 (70.97%) Continuous Integration
1 22 (70.97%) Git (software)
1 22 (70.97%) SDLC
1 22 (70.97%) Domain Models
2 19 (61.29%) Clustering
3 9 (29.03%) Agile Software Development
3 9 (29.03%) JavaScript
3 9 (29.03%) HTML
3 9 (29.03%) CSS
3 9 (29.03%) AngularJS
4 8 (25.81%) ASP.NET MVC
4 8 (25.81%) WCF
4 8 (25.81%) C#
4 8 (25.81%) .NET
4 8 (25.81%) SQL Server
4 8 (25.81%) ASP.NET
4 8 (25.81%) MVC
4 8 (25.81%) Greenfield Project
5 2 (6.45%) Security Cleared
6 1 (3.23%) Smart Meter
6 1 (3.23%) Open Source
6 1 (3.23%) SC Cleared
6 1 (3.23%) HTML5
6 1 (3.23%) BDD
6 1 (3.23%) CSS3
6 1 (3.23%) Web Application Development
6 1 (3.23%) Telecoms

TDD
Co-occurring IT Skills in Leatherhead 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:

Database & Business Intelligence
1 8 (25.81%) SQL Server
Development Applications
1 22 (70.97%) Git (software)
1 22 (70.97%) Maven
1 22 (70.97%) Subversion
General
1 1 (3.23%) Telecoms
Job Titles
1 31 (100.00%) Developer
2 22 (70.97%) Java Developer
3 12 (38.71%) Senior Developer
3 12 (38.71%) Senior Java Developer
4 8 (25.81%) .NET Developer
4 8 (25.81%) .NET Software Developer
4 8 (25.81%) Software Developer
5 1 (3.23%) Front End Developer (Client-Side Developer)
5 1 (3.23%) SC Cleared Java Developer
Libraries, Frameworks & Software Standards
1 9 (29.03%) AngularJS
1 9 (29.03%) CSS
1 9 (29.03%) HTML
2 8 (25.81%) .NET
2 8 (25.81%) ASP.NET
2 8 (25.81%) ASP.NET MVC
2 8 (25.81%) WCF
3 1 (3.23%) CSS3
3 1 (3.23%) HTML5
Miscellaneous
1 19 (61.29%) Clustering
2 8 (25.81%) Greenfield Project
3 1 (3.23%) Smart Meter
Processes & Methodologies
1 22 (70.97%) Continuous Integration
1 22 (70.97%) Domain Models
1 22 (70.97%) SDLC
2 9 (29.03%) Agile Software Development
3 8 (25.81%) MVC
4 1 (3.23%) BDD
4 1 (3.23%) Front End Development
4 1 (3.23%) Open Source
4 1 (3.23%) Scrum
4 1 (3.23%) Web Application Development
Programming Languages
1 22 (70.97%) Java
2 9 (29.03%) JavaScript
3 8 (25.81%) C#
Qualifications
1 2 (6.45%) Security Cleared
2 1 (3.23%) SC Cleared