The following table provides summary statistics for permanent job vacancies advertised in Essex 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 29 March 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
3 months to
29 Mar 2017
Same period 2016 Same period 2015
Rank 36 76 60
Rank change year-on-year +40 -16  
Permanent jobs citing TDD 54 29 39
As % of all permanent IT jobs advertised in Essex 5.31% 2.70% 3.14%
As % of the Processes & Methodologies category 6.50% 3.18% 3.64%
Number of salaries quoted 45 26 37
Median salary £45,000 £48,750 £45,000
Median salary % change year-on-year -7.69% +8.33%  
90% offered a salary of more than £37,000 £37,500 £39,000
10% offered a salary of more than £51,900 £65,000 £55,000
UK excluding London median salary £45,000 £45,000 £41,500
% change year-on-year - +8.43%  

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 Essex with a requirement for process and methodology skills.

Process & Methodology Skills
Essex
Permanent job vacancies with a requirement for process and methodology skills 831 911 1070
As % of all permanent IT job vacancies advertised in Essex 81.79% 84.74% 86.01%
Number of salaries quoted 636 683 860
Median salary £47,500 £50,000 £46,500
Median salary % change year-on-year -5.00% +7.52%  
90% offered a salary of more than £32,700 £30,000 £28,500
10% offered a salary of more than £72,000 £65,000 £85,000
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Essex

The job posting trend of jobs advertised in Essex citing TDD as a proportion of all permanent or contract IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for TDD in Essex

TDD
Salary Trend in Essex

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

Salary trend for TDD in Essex

TDD
Salary Histogram in Essex

The salary distribution of IT jobs citing TDD in Essex over the 3 months to 29 March 2017.

Salary histogram for TDD in Essex

TDD
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Essex region over the 3 months to 29 March 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Chelmsford -9 17 £50,000 -23.07% 2
Witham +1 7 £45,000 +12.50% 1
Colchester +3 6 £35,000 - 1
Brentwood +17 3 £51,250 - 1
TDD
East of England

For the 6 months to 29 March 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 Essex region with a requirement for TDD.

1 67 (75.28%) Agile Software Development
2 53 (59.55%) MVC
3 45 (50.56%) JavaScript
4 41 (46.07%) Java
5 36 (40.45%) C#
5 36 (40.45%) .NET
5 36 (40.45%) CSS
6 31 (34.83%) HTML
7 28 (31.46%) ASP.NET
7 28 (31.46%) Spring
8 27 (30.34%) OO
8 27 (30.34%) SQL
9 25 (28.09%) SQL Server
10 22 (24.72%) RESTful
11 21 (23.60%) ASP.NET MVC
11 21 (23.60%) Unit Testing
12 19 (21.35%) Scrum
13 18 (20.22%) .NET Framework
13 18 (20.22%) BDD
13 18 (20.22%) AngularJS
14 16 (17.98%) Entity Framework
14 16 (17.98%) ASP.NET Web API
15 15 (16.85%) DevOps
15 15 (16.85%) Jenkins
15 15 (16.85%) WCF
15 15 (16.85%) Degree
15 15 (16.85%) Active Directory
16 14 (15.73%) Spring MVC
17 13 (14.61%) Continuous Integration
17 13 (14.61%) Kanban

TDD
Co-occurring IT Skills in Essex 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 11 (12.36%) JBoss
2 6 (6.74%) Apache
3 4 (4.49%) IIS
4 2 (2.25%) CMS
5 1 (1.12%) Umbraco
Applications
1 1 (1.12%) MS Excel
1 1 (1.12%) Photoshop
Cloud Services
1 11 (12.36%) Microsoft Azure
2 4 (4.49%) Azure Active Directory
2 4 (4.49%) GitHub
3 2 (2.25%) Amazon AWS
3 2 (2.25%) Cloud Computing
Communications & Networking
1 5 (5.62%) HTTP
1 5 (5.62%) Internet
1 5 (5.62%) Skype
Database & Business Intelligence
1 25 (28.09%) SQL Server
2 13 (14.61%) Relational Database
3 11 (12.36%) Geospatial Data
3 11 (12.36%) GIS
3 11 (12.36%) RDBMS
4 9 (10.11%) SQL Server 2016
5 6 (6.74%) JasperReports
5 6 (6.74%) NoSQL
6 5 (5.62%) Data Warehouse
6 5 (5.62%) MySQL
7 2 (2.25%) SQL Server 2014
8 1 (1.12%) SQL Server Integration Services
8 1 (1.12%) SQL Server Reporting Services
Development Applications
1 15 (16.85%) Jenkins
2 13 (14.61%) JUnit
3 11 (12.36%) ClearQuest
3 11 (12.36%) CruiseControl
3 11 (12.36%) FishEye
3 11 (12.36%) Git (software)
3 11 (12.36%) Hudson
3 11 (12.36%) JIRA
3 11 (12.36%) Selenium
3 11 (12.36%) TeamCity
4 10 (11.24%) Maven
5 7 (7.87%) SoapUI
5 7 (7.87%) Zephyr
6 6 (6.74%) Ant
6 6 (6.74%) Cucumber
7 4 (4.49%) Eclipse
7 4 (4.49%) Gradle
7 4 (4.49%) Team Foundation Server
7 4 (4.49%) WebDriver
7 4 (4.49%) Xcode
General
1 6 (6.74%) Automotive
2 4 (4.49%) Finance
3 2 (2.25%) Advertising
3 2 (2.25%) Music Industry
4 1 (1.12%) Publishing
Job Titles
1 68 (76.40%) Developer
2 26 (29.21%) .NET Developer
3 22 (24.72%) Java Developer
4 20 (22.47%) Senior Developer
5 14 (15.73%) C# Developer
6 13 (14.61%) Java Engineer
6 13 (14.61%) Senior Java Engineer
7 12 (13.48%) Senior Java Developer
8 10 (11.24%) C# .NET Developer
9 8 (8.99%) Agile Developer
10 6 (6.74%) Agile .NET Developer
10 6 (6.74%) Java Software Engineer
10 6 (6.74%) Programmer
10 6 (6.74%) Senior Java Software Engineer
10 6 (6.74%) Senior Software Engineer
10 6 (6.74%) Software Engineer
11 5 (5.62%) Internet Developer
11 5 (5.62%) Senior Software Test Engineer
11 5 (5.62%) Software Test Engineer
11 5 (5.62%) Test Engineer
Libraries, Frameworks & Software Standards
1 36 (40.45%) .NET
1 36 (40.45%) CSS
2 31 (34.83%) HTML
3 28 (31.46%) ASP.NET
3 28 (31.46%) Spring
4 22 (24.72%) RESTful
5 21 (23.60%) ASP.NET MVC
6 18 (20.22%) .NET Framework
6 18 (20.22%) AngularJS
7 16 (17.98%) ASP.NET Web API
7 16 (17.98%) Entity Framework
8 15 (16.85%) WCF
9 14 (15.73%) Spring MVC
10 13 (14.61%) ASP.NET MVC 5
10 13 (14.61%) Node.js
11 12 (13.48%) Hibernate
11 12 (13.48%) Web Services
12 11 (12.36%) J2EE
12 11 (12.36%) Middleware
12 11 (12.36%) REST
Miscellaneous
1 12 (13.48%) Computer Science
2 6 (6.74%) Foreign Exchange (FX)
3 5 (5.62%) Management Information System
3 5 (5.62%) N-Tier
4 4 (4.49%) Animation
4 4 (4.49%) BBC
4 4 (4.49%) iPad
4 4 (4.49%) iPhone
4 4 (4.49%) Social Media
5 2 (2.25%) Mobile App
6 1 (1.12%) Analytical Skills
6 1 (1.12%) Enterprise Software
6 1 (1.12%) User Experience
Operating Systems
1 4 (4.49%) Android
1 4 (4.49%) Apple iOS
1 4 (4.49%) Unix
2 2 (2.25%) Linux
Processes & Methodologies
1 67 (75.28%) Agile Software Development
2 53 (59.55%) MVC
3 27 (30.34%) OO
4 21 (23.60%) Unit Testing
5 19 (21.35%) Scrum
6 18 (20.22%) BDD
7 15 (16.85%) DevOps
8 13 (14.61%) Continuous Integration
8 13 (14.61%) Kanban
9 12 (13.48%) Software Engineering
10 11 (12.36%) Issue Tracking
10 11 (12.36%) Open Source
10 11 (12.36%) UML
10 11 (12.36%) Web Application Development
11 10 (11.24%) SOA
12 9 (10.11%) SOLID
13 8 (8.99%) OOP
14 7 (7.87%) Automated Testing
14 7 (7.87%) Mathematics
15 6 (6.74%) Mentoring
Programming Languages
1 45 (50.56%) JavaScript
2 41 (46.07%) Java
3 36 (40.45%) C#
4 27 (30.34%) SQL
5 13 (14.61%) C
6 8 (8.99%) PHP
7 6 (6.74%) Ruby
7 6 (6.74%) TypeScript
8 4 (4.49%) Apple Swift
8 4 (4.49%) C++
8 4 (4.49%) Objective-C
9 3 (3.37%) T-SQL
10 2 (2.25%) ES6
11 1 (1.12%) Perl
11 1 (1.12%) PHP 5
11 1 (1.12%) Python
11 1 (1.12%) VB.NET
11 1 (1.12%) XAML
Qualifications
1 15 (16.85%) Degree
2 11 (12.36%) SC Cleared
2 11 (12.36%) Security Cleared
Quality Assurance & Compliance
1 4 (4.49%) QA
System Software
1 15 (16.85%) Active Directory
Vendors
1 11 (12.36%) Atlassian
1 11 (12.36%) Microsoft
2 10 (11.24%) Google
3 6 (6.74%) Adobe
4 4 (4.49%) Apple
4 4 (4.49%) Facebook
4 4 (4.49%) Sony
4 4 (4.49%) Yahoo!
Essex
Dawson & Walsh
Salary: £50000 - £65000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago
Chelmsford, Essex
Dawson & Walsh
Salary: £35000 - £45000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago
Chelmsford, Essex
Understanding Recruitment
Salary: £45000 - £55000 per annum + bens, flexi time, pension
Posted: 2 days ago
Witham, Essex
Evolution Recruitment Solutions
Salary: up to 45k + Pension, 25 days, training and more!
Posted: 2 days ago
Colchester, Essex
Dawson & Walsh
Salary: £30000 - £40000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago