Period
to 20 November 2017

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

Test-Driven Development (TDD)
Surrey > Egham
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 40 34 31
Rank change year-on-year -6 -3 +42
Permanent jobs citing TDD 34 20 57
As % of all permanent IT jobs advertised in Egham 6.06% 6.94% 10.36%
As % of the Processes & Methodologies category 6.38% 7.78% 11.40%
Number of salaries quoted 36 20 56
Egham median annual salary £60,000 £60,000 £57,500
Median salary % change year-on-year - +4.35% -14.81%
10th Percentile £53,750 £52,500 £43,125
90th Percentile £62,500 £72,500 £77,500
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 Egham with a requirement for process or methodology skills.

All Process and Methodology Skills
Egham
Permanent vacancies with a requirement for process or methodology skills 533 257 500
As % of all permanent IT jobs advertised in Egham 95.01% 89.24% 90.91%
Number of salaries quoted 187 126 246
Egham median annual salary £53,000 £60,000 £55,000
Median salary % change year-on-year -11.67% +9.09% -8.33%
10th Percentile £36,250 £41,250 £28,875
90th Percentile £62,500 £90,000 £77,500
Surrey median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% -

TDD
Job Vacancy Trend in Egham

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

Job vacancy trend for TDD in Egham

TDD
Salary Trend in Egham

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

Salary trend for TDD in Egham

TDD
Salary Histogram in Egham

The salary distribution of IT jobs citing TDD in Egham over the 6 months to 20 November 2017.

Salary histogram for TDD in Egham

For the 6 months to 20 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 Egham region with a requirement for TDD.

1 34 (100.00%) C#
1 34 (100.00%) HTML
1 34 (100.00%) JavaScript
1 34 (100.00%) SQL
1 34 (100.00%) T-SQL
1 34 (100.00%) .NET
1 34 (100.00%) ASP.NET
1 34 (100.00%) Agile Software Development
2 32 (94.12%) Microsoft
2 32 (94.12%) SQL Server
2 32 (94.12%) SQL Server 2008
2 32 (94.12%) HTML5
3 24 (70.59%) Mobile Development
3 24 (70.59%) SDLC
3 24 (70.59%) Continuous Integration
3 24 (70.59%) Visual Studio
3 24 (70.59%) BizTalk Server
3 24 (70.59%) ETL
3 24 (70.59%) SQL Server Integration Services
3 24 (70.59%) Requirements Analysis
3 24 (70.59%) Scrum
3 24 (70.59%) Clustering
4 10 (29.41%) MVC
4 10 (29.41%) ASP.NET MVC
4 10 (29.41%) Team Foundation Server
5 9 (26.47%) RESTful
6 8 (23.53%) ASP.NET MVC 4
6 8 (23.53%) API Development
6 8 (23.53%) ASP.NET Web API
6 8 (23.53%) SQL Server 2016

TDD
Co-occurring IT Skills in Egham 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 24 (70.59%) BizTalk Server
Database & Business Intelligence
1 32 (94.12%) SQL Server
1 32 (94.12%) SQL Server 2008
2 24 (70.59%) SQL Server Integration Services
3 8 (23.53%) SQL Server 2016
Development Applications
1 24 (70.59%) Visual Studio
2 10 (29.41%) Team Foundation Server
3 8 (23.53%) NUnit
Job Titles
1 34 (100.00%) C# Developer
1 34 (100.00%) Developer
2 32 (94.12%) .NET Developer
2 32 (94.12%) C# .NET Developer
3 24 (70.59%) BizTalk Developer
3 24 (70.59%) SSIS Developer
4 8 (23.53%) .NET Web Developer
4 8 (23.53%) ASP.NET Developer
4 8 (23.53%) C# ASP.NET Developer
4 8 (23.53%) C# Web Developer
4 8 (23.53%) JavaScript Developer
4 8 (23.53%) Web Developer
5 2 (5.88%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 34 (100.00%) .NET
1 34 (100.00%) ASP.NET
1 34 (100.00%) HTML
2 32 (94.12%) HTML5
3 10 (29.41%) ASP.NET MVC
4 9 (26.47%) RESTful
5 8 (23.53%) .NET Framework
5 8 (23.53%) ASP.NET MVC 4
5 8 (23.53%) ASP.NET MVC 5
5 8 (23.53%) ASP.NET Web API
6 2 (5.88%) CSS
6 2 (5.88%) jQuery
6 2 (5.88%) SOAP
6 2 (5.88%) Twitter Bootstrap
Miscellaneous
1 24 (70.59%) Clustering
Processes & Methodologies
1 34 (100.00%) Agile Software Development
2 24 (70.59%) Continuous Integration
2 24 (70.59%) ETL
2 24 (70.59%) Mobile Development
2 24 (70.59%) Requirements Analysis
2 24 (70.59%) Scrum
2 24 (70.59%) SDLC
3 10 (29.41%) MVC
4 8 (23.53%) API Development
4 8 (23.53%) Software Engineering
4 8 (23.53%) Unit Testing
4 8 (23.53%) Web Development
5 2 (5.88%) BDD
6 1 (2.94%) Logistics
Programming Languages
1 34 (100.00%) C#
1 34 (100.00%) JavaScript
1 34 (100.00%) SQL
1 34 (100.00%) T-SQL
Vendors
1 32 (94.12%) Microsoft