Period
to 19 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Brentwood 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 19 January 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Essex > Brentwood
6 months to
19 Jan 2018
Same period 2017 Same period 2016
Rank 10 47 -
Rank change year-on-year +37 - -
Permanent jobs citing TDD 11 5 0
As % of all permanent IT jobs advertised in Brentwood 14.47% 1.69% -
As % of the Processes & Methodologies category 15.49% 1.93% -
Number of salaries quoted 7 0 0
Brentwood median annual salary £30,000 - -
Essex median annual salary £55,000 £45,597 £41,250
% change year-on-year +20.62% +10.54% -2.94%

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 Brentwood with a requirement for process or methodology skills.

All Process and Methodology Skills
Brentwood
Permanent vacancies with a requirement for process or methodology skills 71 259 405
As % of all permanent IT jobs advertised in Brentwood 93.42% 87.80% 92.47%
Number of salaries quoted 30 107 218
Brentwood median annual salary £50,000 £65,000 £60,000
Median salary % change year-on-year -23.08% +8.33% +23.71%
10th Percentile £25,250 £37,500 £31,250
90th Percentile £61,875 £115,000 £91,250
Essex median annual salary £47,500 £47,500 £42,500
% change year-on-year - +11.76% -5.56%

TDD
Job Vacancy Trend in Brentwood

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

Job vacancy trend for TDD in Brentwood

TDD
Salary Trend in Brentwood

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

Salary trend for TDD in Brentwood

For the 6 months to 19 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 Brentwood region with a requirement for TDD.

1 11 (100.00%) C#
1 11 (100.00%) .NET
1 11 (100.00%) Agile Software Development
2 7 (63.64%) MVC
2 7 (63.64%) RESTful
2 7 (63.64%) ASP.NET MVC
2 7 (63.64%) BDD
2 7 (63.64%) KnockoutJS
2 7 (63.64%) Web Application Development
2 7 (63.64%) AngularJS
2 7 (63.64%) Twitter Bootstrap
2 7 (63.64%) ASP.NET Web API
2 7 (63.64%) SQL Server 2016
2 7 (63.64%) ASP.NET MVC 5
2 7 (63.64%) SQL Server
2 7 (63.64%) ASP.NET
3 4 (36.36%) SOAP
3 4 (36.36%) XML
3 4 (36.36%) Data Warehouse
3 4 (36.36%) SQL
3 4 (36.36%) T-SQL
3 4 (36.36%) VB.NET
3 4 (36.36%) Subversion
3 4 (36.36%) SQL Server Reporting Services
3 4 (36.36%) Software Testing
3 4 (36.36%) SQL Server Integration Services
3 4 (36.36%) .NET Framework
3 4 (36.36%) Degree
3 4 (36.36%) WCF
3 4 (36.36%) Unit Testing

TDD
Co-occurring IT Skills in Brentwood 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 7 (63.64%) SQL Server
1 7 (63.64%) SQL Server 2016
2 4 (36.36%) Data Warehouse
2 4 (36.36%) SQL Server Integration Services
2 4 (36.36%) SQL Server Reporting Services
Development Applications
1 4 (36.36%) Subversion
1 4 (36.36%) Team Foundation Server
General
1 4 (36.36%) Finance
Job Titles
1 8 (72.73%) Developer
2 7 (63.64%) .NET Developer
3 3 (27.27%) Development Team Leader
3 3 (27.27%) Team Leader
4 1 (9.09%) Senior Developer
4 1 (9.09%) Senior SQL Developer
4 1 (9.09%) SQL Developer
Libraries, Frameworks & Software Standards
1 11 (100.00%) .NET
2 7 (63.64%) AngularJS
2 7 (63.64%) ASP.NET
2 7 (63.64%) ASP.NET MVC
2 7 (63.64%) ASP.NET MVC 5
2 7 (63.64%) ASP.NET Web API
2 7 (63.64%) KnockoutJS
2 7 (63.64%) RESTful
2 7 (63.64%) Twitter Bootstrap
3 4 (36.36%) .NET Framework
3 4 (36.36%) SOAP
3 4 (36.36%) WCF
3 4 (36.36%) XML
Miscellaneous
1 4 (36.36%) Analytical Skills
Processes & Methodologies
1 11 (100.00%) Agile Software Development
2 7 (63.64%) BDD
2 7 (63.64%) MVC
2 7 (63.64%) Web Application Development
3 4 (36.36%) Software Testing
3 4 (36.36%) Unit Testing
Programming Languages
1 11 (100.00%) C#
2 4 (36.36%) SQL
2 4 (36.36%) T-SQL
2 4 (36.36%) VB.NET
Qualifications
1 4 (36.36%) Degree