The table below looks at the statistics for TDD skills in IT jobs advertised for the Liverpool region. Included is a guide to the average salaries offered in IT jobs that have cited TDD over the 3 months to 2 September 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
2 Sep 2015
Same period 2014 Same period 2013
Test-Driven Development (TDD)
Rank 21 30 14
Rank change year-on-year
+9 -16
Permanent jobs citing TDD 22 25 64
As % of all permanent IT jobs located in Liverpool 6.65% 5.62% 13.59%
As % of the Processes & Methodologies category 8.33% 6.91% 16.62%
Number of salaries quoted 21 25 63
Average salary £36,000 £40,000 £35,000
Average salary % change year-on-year
-10.00% +14.28%
90% offered a salary of more than £29,000 £33,500 £32,500
10% offered a salary of more than £40,500 £57,000 £50,000
UK excluding London average salary £42,500 £40,000 £40,000
% change year-on-year
+6.25% -
TDD
Merseyside

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

Processes & Methodologies Category
Liverpool
Permanent IT job ads with a match in the
Processes & Methodologies category
264 362 385
As % of all permanent IT jobs located in Liverpool 79.76% 81.35% 81.74%
Number of salaries quoted 215 300 342
Average salary £43,500 £40,000 £40,000
Average salary % change year-on-year
+8.75% -
90% offered a salary of more than £27,000 £29,000 £30,000
10% offered a salary of more than £70,000 £50,000 £58,400
UK excluding London average salary £45,000 £42,500 £41,500
% change year-on-year
+5.88% +2.40%

TDD
Jobs Demand Trend in Liverpool

This chart provides a 3-month moving total of permanent IT jobs citing TDD across the Liverpool region as a proportion of the total demand within the Processes & Methodologies category.

TDD Jobs Demand Trend in Liverpool

TDD
Salary Trend in Liverpool

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

TDD Salary Trend in Liverpool

TDD
Salary Histogram in Liverpool

This chart provides a salary histogram for IT jobs citing TDD across the Liverpool region over the 3 months to 2 September 2015.

TDD Salary Histogram in Liverpool

TDD
Top 30 Related IT Skills in Liverpool

For the 6 months to 2 September 2015, IT jobs across the Liverpool region citing TDD also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD.

1 31 (77.50%) Agile Software Development
2 30 (75.00%) MVC
3 29 (72.50%) C#
3 29 (72.50%) .NET
4 26 (65.00%) SQL Server
4 26 (65.00%) ASP.NET
5 25 (62.50%) BDD
6 22 (55.00%) ASP.NET Web API
7 21 (52.50%) Web Application Development
7 21 (52.50%) RESTful
7 21 (52.50%) Scrum
8 20 (50.00%) ASP.NET MVC
9 14 (35.00%) .NET Framework
10 13 (32.50%) Music Industry
10 13 (32.50%) Continuous Integration
10 13 (32.50%) Dependency Injection
11 12 (30.00%) Git (software)
11 12 (30.00%) WCF
12 10 (25.00%) Web Services
12 10 (25.00%) SQL
13 9 (22.50%) Entity Framework
14 8 (20.00%) NoSQL
14 8 (20.00%) Ruby
14 8 (20.00%) Ajax
15 7 (17.50%) Java
15 7 (17.50%) JavaScript
15 7 (17.50%) Node.js
16 6 (15.00%) Analytical Skills
16 6 (15.00%) MySQL
16 6 (15.00%) CSS

TDD
Top Related IT Skills in Liverpool by Category

For the 6 months to 2 September 2015, IT jobs across the Liverpool region citing TDD also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited TDD. Up to 20 skills are shown per category.

Application Platforms
1 7 (17.50%) Node.js
Cloud Services
1 1 (2.50%) Microsoft Azure
1 1 (2.50%) Amazon AWS
Communications & Networking
1 4 (10.00%) Unified Communications
Database & Business Intelligence
1 26 (65.00%) SQL Server
2 8 (20.00%) NoSQL
3 6 (15.00%) MySQL
4 2 (5.00%) Relational Database
5 1 (2.50%) PostgreSQL
Development Applications
1 12 (30.00%) Git (software)
2 5 (12.50%) Subversion
3 4 (10.00%) PHPUnit
4 2 (5.00%) Sahi
4 2 (5.00%) Servoy
5 1 (2.50%) RSpec
5 1 (2.50%) Cucumber
General
1 13 (32.50%) Music Industry
2 4 (10.00%) Telecoms
Job Titles
1 37 (92.50%) Developer
2 24 (60.00%) .NET Developer
3 5 (12.50%) C# Developer
4 4 (10.00%) PHP Developer
4 4 (10.00%) C# ASP.NET Developer
4 4 (10.00%) C# .NET Developer
4 4 (10.00%) PHP MySQL Developer
5 3 (7.50%) C# Web Developer
5 3 (7.50%) Java Developer
5 3 (7.50%) Web Developer
6 2 (5.00%) Tester
6 2 (5.00%) Software Tester
6 2 (5.00%) Full Stack Developer
7 1 (2.50%) iOS Developer
7 1 (2.50%) Mobile Applications Developer
7 1 (2.50%) Mobile Developer
7 1 (2.50%) .NET Consultant
7 1 (2.50%) ASP.NET Developer
7 1 (2.50%) Software Developer
7 1 (2.50%) Consultant
Libraries, Frameworks & Software Standards
1 29 (72.50%) .NET
2 26 (65.00%) ASP.NET
3 22 (55.00%) ASP.NET Web API
4 21 (52.50%) RESTful
5 20 (50.00%) ASP.NET MVC
6 14 (35.00%) .NET Framework
7 12 (30.00%) WCF
8 10 (25.00%) Web Services
9 9 (22.50%) Entity Framework
10 8 (20.00%) Ajax
11 6 (15.00%) CSS
11 6 (15.00%) HTML
12 5 (12.50%) AngularJS
12 5 (12.50%) SOAP
13 4 (10.00%) LAMP
13 4 (10.00%) REST
13 4 (10.00%) CSS3
13 4 (10.00%) HTML5
14 3 (7.50%) Spring
15 2 (5.00%) LINQ
Miscellaneous
1 6 (15.00%) Analytical Skills
2 2 (5.00%) Enterprise Software
2 2 (5.00%) Inversion of Control
3 1 (2.50%) Hedge funds
3 1 (2.50%) Embedded Systems
3 1 (2.50%) Mobile App
3 1 (2.50%) User Experience
Operating Systems
1 5 (12.50%) Linux
2 1 (2.50%) Apple iOS
Processes & Methodologies
1 31 (77.50%) Agile Software Development
2 30 (75.00%) MVC
3 25 (62.50%) BDD
4 21 (52.50%) Web Application Development
4 21 (52.50%) Scrum
5 13 (32.50%) Continuous Integration
5 13 (32.50%) Dependency Injection
6 4 (10.00%) Kanban
6 4 (10.00%) OO PHP
6 4 (10.00%) Unit Testing
6 4 (10.00%) OOP
7 3 (7.50%) E-Commerce
8 2 (5.00%) OOD
8 2 (5.00%) Automated Testing
8 2 (5.00%) Software Testing
8 2 (5.00%) Load Testing
8 2 (5.00%) Security Testing
8 2 (5.00%) Automation Testing
8 2 (5.00%) Line Management
8 2 (5.00%) Test Automation
Programming Languages
1 29 (72.50%) C#
2 10 (25.00%) SQL
3 8 (20.00%) Ruby
4 7 (17.50%) Java
4 7 (17.50%) JavaScript
5 4 (10.00%) PHP
5 4 (10.00%) C++
5 4 (10.00%) Bash Shell
6 2 (5.00%) T-SQL
7 1 (2.50%) F#
Qualifications
1 2 (5.00%) ISEB
1 2 (5.00%) Degree
1 2 (5.00%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 6 (15.00%) QA
Systems Management
1 1 (2.50%) Puppet
Vendors
1 3 (7.50%) Microsoft
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