The table below looks at the statistics for TDD skills in IT jobs advertised for the Middlesex region. Included is a guide to the salaries offered in IT jobs that have cited TDD over the 3 months to 30 September 2016 with a comparison to the same period over the previous 2 years.

3 months to
30 Sep 2016
Same period 2015 Same period 2014
Test-Driven Development (TDD)
Rank 12 35 37
Rank change year-on-year
+23 +2
Permanent jobs citing TDD 12 4 7
As % of all permanent IT jobs located in Middlesex 9.16% 1.39% 2.36%
As % of the Processes & Methodologies category 10.34% 1.59% 3.02%
Number of salaries quoted 9 4 7
Median salary £50,000 £42,500 £55,000
Median salary % change year-on-year
+17.64% -22.72%
90% offered a salary of more than £37,500 £40,750 £34,000
10% offered a salary of more than £55,000 £48,800 £61,600
UK excluding London median salary £45,000 £42,500 £40,000
% change year-on-year
+5.88% +6.25%
TDD
South East

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in permanent jobs advertised in the Middlesex region.

Processes & Methodologies Category
Middlesex
Permanent IT job ads with a match in the
Processes & Methodologies category
116 252 232
As % of all permanent IT jobs located in Middlesex 88.55% 87.80% 78.11%
Number of salaries quoted 94 197 176
Median salary £50,000 £55,000 £50,000
Median salary % change year-on-year
-9.09% +10.00%
90% offered a salary of more than £31,000 £40,000 £32,500
10% offered a salary of more than £65,000 £70,000 £70,000
UK excluding London median salary £45,000 £45,000 £42,500
% change year-on-year
- +5.88%

TDD
Jobs Demand Trend in Middlesex

The demand trend of job ads across the Middlesex region citing TDD as a proportion of all IT jobs with a match in the Processes & Methodologies category.

TDD Jobs Demand Trend in Middlesex

TDD
Salary Trend in Middlesex

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

TDD Salary Trend in Middlesex

TDD
Salary Histogram in Middlesex

This chart provides a salary histogram for IT jobs citing TDD across the Middlesex region over the 3 months to 30 September 2016.

TDD Salary Histogram in Middlesex

TDD
Top 30 Related IT Skills in Middlesex

For the 6 months to 30 September 2016, 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 Middlesex region with a requirement for TDD.

1 12 (66.67%) Agile Software Development
2 9 (50.00%) Scrum
3 8 (44.44%) Spring
3 8 (44.44%) Microsoft
3 8 (44.44%) SQL Server
3 8 (44.44%) Java
3 8 (44.44%) .NET
4 7 (38.89%) Continuous Integration
5 6 (33.33%) jQuery
5 6 (33.33%) Integration Testing
5 6 (33.33%) AngularJS
5 6 (33.33%) XML
5 6 (33.33%) ActiveMQ
6 5 (27.78%) .NET Framework
6 5 (27.78%) LINQ
6 5 (27.78%) OOP
6 5 (27.78%) Oracle
6 5 (27.78%) JavaScript
6 5 (27.78%) C#
6 5 (27.78%) Visual Studio
6 5 (27.78%) SOLID
7 4 (22.22%) MongoDB
7 4 (22.22%) Entity Framework
7 4 (22.22%) Git (software)
7 4 (22.22%) Team Foundation Server
7 4 (22.22%) Spring Security
8 3 (16.67%) Telecoms
8 3 (16.67%) Subversion
8 3 (16.67%) JIRA
8 3 (16.67%) Software Engineering

TDD
Top Related IT Skills in Middlesex 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 3 (16.67%) Confluence
2 1 (5.56%) CMS
Applications
1 2 (11.11%) MS Excel
Business Applications
1 3 (16.67%) Oracle BPM
2 1 (5.56%) SAP CRM
Cloud Services
1 3 (16.67%) Amazon AWS
Database & Business Intelligence
1 8 (44.44%) SQL Server
2 4 (22.22%) MongoDB
3 3 (16.67%) Neo4j
3 3 (16.67%) NoSQL
4 2 (11.11%) Big Data
5 1 (5.56%) MySQL
Development Applications
1 5 (27.78%) Visual Studio
2 4 (22.22%) Git (software)
2 4 (22.22%) Team Foundation Server
3 3 (16.67%) JIRA
3 3 (16.67%) JUnit
3 3 (16.67%) Subversion
General
1 3 (16.67%) Telecoms
Job Titles
1 14 (77.78%) Developer
2 8 (44.44%) Java Developer
3 5 (27.78%) .NET Developer
3 5 (27.78%) C# .NET Developer
3 5 (27.78%) C# Developer
4 4 (22.22%) Development Manager
5 3 (16.67%) .NET Development Manager
5 3 (16.67%) Agile Development Manager
5 3 (16.67%) J2EE Developer
5 3 (16.67%) Java/J2EE Developer
5 3 (16.67%) Software Development Manager
5 3 (16.67%) Software Manager
6 1 (5.56%) .NET Software Developer
6 1 (5.56%) .NET Web Applications Developer
6 1 (5.56%) Agile Java Developer
6 1 (5.56%) ASP.NET Web Applications Developer
6 1 (5.56%) C# Software Developer
6 1 (5.56%) C# Web Applications Developer
6 1 (5.56%) Node.js Developer
6 1 (5.56%) SAP Development Manager
Libraries, Frameworks & Software Standards
1 8 (44.44%) .NET
1 8 (44.44%) Spring
2 6 (33.33%) ActiveMQ
2 6 (33.33%) AngularJS
2 6 (33.33%) jQuery
2 6 (33.33%) XML
3 5 (27.78%) .NET Framework
3 5 (27.78%) LINQ
4 4 (22.22%) Entity Framework
4 4 (22.22%) Spring Security
5 3 (16.67%) J2EE
5 3 (16.67%) jBPM
5 3 (16.67%) JDBC
5 3 (16.67%) JSP
5 3 (16.67%) REST
5 3 (16.67%) SOAP
5 3 (16.67%) WPF
5 3 (16.67%) XSL
5 3 (16.67%) XSLT
6 2 (11.11%) Web Services
Operating Systems
1 3 (16.67%) Linux
Processes & Methodologies
1 12 (66.67%) Agile Software Development
2 9 (50.00%) Scrum
3 7 (38.89%) Continuous Integration
4 6 (33.33%) Integration Testing
5 5 (27.78%) OOP
5 5 (27.78%) SOLID
6 3 (16.67%) AOP
6 3 (16.67%) Continuous Deployment
6 3 (16.67%) Continuous Improvement
6 3 (16.67%) Performance Analysis
6 3 (16.67%) SDLC
6 3 (16.67%) Software Engineering
7 2 (11.11%) Analytics
7 2 (11.11%) Business Intelligence
8 1 (5.56%) Content Management
8 1 (5.56%) CRM
8 1 (5.56%) Extreme Programming
8 1 (5.56%) ITIL
8 1 (5.56%) User Stories
8 1 (5.56%) Web Development
Programming Languages
1 8 (44.44%) Java
2 5 (27.78%) C#
2 5 (27.78%) JavaScript
3 3 (16.67%) Python
4 1 (5.56%) C
4 1 (5.56%) SQL
Quality Assurance & Compliance
1 1 (5.56%) QA
Vendors
1 8 (44.44%) Microsoft
2 5 (27.78%) Oracle
3 1 (5.56%) SAP