The following table provides summary statistics for permanent job vacancies advertised in Glasgow 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 30 March 2017 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Scotland / Glasgow
3 months to
30 Mar 2017
Same period 2016 Same period 2015
Rank 14 20 18
Rank change year-on-year +6 -2  
Permanent jobs citing TDD 137 121 135
As % of all permanent IT jobs advertised in Glasgow 14.38% 9.25% 11.67%
As % of the Processes & Methodologies category 15.69% 10.08% 12.83%
Number of salaries quoted 50 53 69
Median salary £45,000 £47,500 £45,000
Median salary % change year-on-year -5.26% +5.55%  
90% offered a salary of more than £34,000 £35,300 £36,500
10% offered a salary of more than £57,750 £70,000 £52,500
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 Glasgow with a requirement for process and methodology skills.

Process & Methodology Skills
Glasgow
Permanent job vacancies with a requirement for process and methodology skills 873 1200 1052
As % of all permanent IT job vacancies advertised in Glasgow 91.61% 91.74% 90.92%
Number of salaries quoted 496 743 695
Median salary £45,000 £45,000 £45,000
90% offered a salary of more than £32,500 £32,000 £32,910
10% offered a salary of more than £60,000 £60,000 £61,500
UK excluding London median salary £45,000 £45,000 £43,000
% change year-on-year - +4.65%  

TDD
Job Vacancy Trend in Glasgow

The job posting trend of jobs advertised in Glasgow 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 Glasgow

TDD
Salary Trend in Glasgow

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

Salary trend for TDD in Glasgow

TDD
Salary Histogram in Glasgow

The salary distribution of IT jobs citing TDD in Glasgow over the 3 months to 30 March 2017.

Salary histogram for TDD in Glasgow

For the 6 months to 30 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 Glasgow region with a requirement for TDD.

1 215 (89.21%) Agile Software Development
2 117 (48.55%) Java
3 109 (45.23%) Scrum
4 103 (42.74%) C#
5 95 (39.42%) .NET
6 83 (34.44%) Relational Database
7 78 (32.37%) JavaScript
7 78 (32.37%) HTML
8 77 (31.95%) SQL Server
9 76 (31.54%) MVC
10 73 (30.29%) ASP.NET
11 69 (28.63%) ASP.NET MVC
12 65 (26.97%) Continuous Integration
12 65 (26.97%) RDBMS
13 59 (24.48%) Finance
14 57 (23.65%) SQL
15 53 (21.99%) Visual Studio
16 46 (19.09%) Degree
17 34 (14.11%) BDD
18 33 (13.69%) Web Services
18 33 (13.69%) User Experience
19 31 (12.86%) Oracle
20 30 (12.45%) Spring
21 27 (11.20%) CSS
22 24 (9.96%) Hibernate
22 24 (9.96%) Git (software)
23 23 (9.54%) Security Cleared
23 23 (9.54%) JIRA
23 23 (9.54%) OO
24 21 (8.71%) ITIL

TDD
Co-occurring IT Skills in Glasgow 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 20 (8.30%) JBoss
2 7 (2.90%) Tomcat
3 3 (1.24%) Apache Spark
4 2 (0.83%) Apache
4 2 (0.83%) CMS
4 2 (0.83%) Oracle SOA Suite
4 2 (0.83%) Sitecore CMS
4 2 (0.83%) Umbraco
4 2 (0.83%) WebSphere
5 1 (0.41%) Drupal
5 1 (0.41%) SharePoint
Applications
1 3 (1.24%) MS Excel
Cloud Services
1 9 (3.73%) Microsoft Azure
2 6 (2.49%) Amazon AWS
3 5 (2.07%) GitHub
4 3 (1.24%) SaaS
5 1 (0.41%) Amazon EC2
5 1 (0.41%) Amazon S3
5 1 (0.41%) Amazon SQS
Communications & Networking
1 3 (1.24%) Wireless
2 1 (0.41%) Internet
2 1 (0.41%) Multicast
2 1 (0.41%) SMS
Database & Business Intelligence
1 83 (34.44%) Relational Database
2 77 (31.95%) SQL Server
3 65 (26.97%) RDBMS
4 11 (4.56%) DB2
5 10 (4.15%) NoSQL
6 7 (2.90%) Big Data
6 7 (2.90%) SQL Server 2016
7 5 (2.07%) KDB
7 5 (2.07%) Kdb+
7 5 (2.07%) Oracle Database
8 4 (1.66%) Data Warehouse
8 4 (1.66%) TKPROF
9 3 (1.24%) Azure SQL Database
9 3 (1.24%) HBase
9 3 (1.24%) MongoDB
9 3 (1.24%) Oracle Database 10g
9 3 (1.24%) Oracle Database 11g
9 3 (1.24%) Oracle Database 12c
9 3 (1.24%) SQL Server Integration Services
9 3 (1.24%) SQL Server Reporting Services
Development Applications
1 53 (21.99%) Visual Studio
2 24 (9.96%) Git (software)
3 23 (9.54%) JIRA
4 20 (8.30%) JUnit
5 18 (7.47%) Selenium
6 17 (7.05%) Jenkins
7 12 (4.98%) Maven
8 7 (2.90%) Cucumber
9 6 (2.49%) Ant
9 6 (2.49%) SoapUI
10 5 (2.07%) Concordion
10 5 (2.07%) Gradle
10 5 (2.07%) Hudson
10 5 (2.07%) JBehave
10 5 (2.07%) Subversion
11 4 (1.66%) Appium
12 3 (1.24%) Jasmine
12 3 (1.24%) Moq
12 3 (1.24%) Rhino Mocks
12 3 (1.24%) SpecFlow
General
1 59 (24.48%) Finance
2 10 (4.15%) Banking
3 7 (2.90%) Advertising
4 4 (1.66%) Investment Banking
5 2 (0.83%) Games
6 1 (0.41%) Retail
6 1 (0.41%) Telecoms
Job Titles
1 193 (80.08%) Developer
2 76 (31.54%) Java Developer
3 64 (26.56%) C# Developer
4 28 (11.62%) Senior Developer
5 21 (8.71%) Scrum Master
6 16 (6.64%) Senior Java Developer
7 15 (6.22%) Lead Developer
8 13 (5.39%) .NET Developer
8 13 (5.39%) Analyst
9 11 (4.56%) Applications Support
9 11 (4.56%) Applications Support Analyst
9 11 (4.56%) Lead Java Developer
9 11 (4.56%) SQL Analyst
9 11 (4.56%) SQL Support Analyst
9 11 (4.56%) Support Analyst
10 8 (3.32%) Mid-Level C# Developer
11 7 (2.90%) Digital Developer
11 7 (2.90%) Python Developer
12 6 (2.49%) Xamarin Developer
13 5 (2.07%) SQL Developer
Libraries, Frameworks & Software Standards
1 95 (39.42%) .NET
2 78 (32.37%) HTML
3 73 (30.29%) ASP.NET
4 69 (28.63%) ASP.NET MVC
5 33 (13.69%) Web Services
6 30 (12.45%) Spring
7 27 (11.20%) CSS
8 24 (9.96%) Hibernate
9 20 (8.30%) Gherkin
10 18 (7.47%) AngularJS
10 18 (7.47%) SOAP
11 15 (6.22%) J2EE
11 15 (6.22%) XML
12 13 (5.39%) RESTful
13 10 (4.15%) REST
13 10 (4.15%) WPF
14 9 (3.73%) ASP.NET Web API
14 9 (3.73%) CSS3
14 9 (3.73%) JSON
15 8 (3.32%) ASP.NET MVC 5
Miscellaneous
1 33 (13.69%) User Experience
2 17 (7.05%) Enterprise Software
3 6 (2.49%) Mobile App
4 5 (2.07%) Derivative
4 5 (2.07%) OTC Derivatives
5 4 (1.66%) Analytical Skills
5 4 (1.66%) Fixed Income
6 3 (1.24%) Computer Science
6 3 (1.24%) Virtual Team
7 2 (0.83%) Digital Media
8 1 (0.41%) Algorithms
8 1 (0.41%) Data Structures
8 1 (0.41%) Management Information System
Operating Systems
1 9 (3.73%) Unix
2 5 (2.07%) Android
3 3 (1.24%) Apple iOS
3 3 (1.24%) Linux
4 2 (0.83%) Windows
5 1 (0.41%) Mac OS X
5 1 (0.41%) Windows Phone
Processes & Methodologies
1 215 (89.21%) Agile Software Development
2 109 (45.23%) Scrum
3 76 (31.54%) MVC
4 65 (26.97%) Continuous Integration
5 34 (14.11%) BDD
6 23 (9.54%) OO
7 21 (8.71%) ITIL
8 20 (8.30%) Infrastructure Management
9 16 (6.64%) OOD
10 13 (5.39%) Prototyping
10 13 (5.39%) SDLC
11 12 (4.98%) Multithreading
12 11 (4.56%) Software Engineering
13 10 (4.15%) Mobile Development
13 10 (4.15%) OOP
13 10 (4.15%) Release Management
13 10 (4.15%) Service Delivery
13 10 (4.15%) Unit Testing
14 9 (3.73%) Automated Testing
14 9 (3.73%) Web Development
Programming Languages
1 117 (48.55%) Java
2 103 (42.74%) C#
3 78 (32.37%) JavaScript
4 57 (23.65%) SQL
5 19 (7.88%) PL/SQL
6 18 (7.47%) Python
7 16 (6.64%) Ruby
8 7 (2.90%) PowerShell
8 7 (2.90%) XAML
9 6 (2.49%) C++
9 6 (2.49%) Shell Script
10 3 (1.24%) Objective-C
10 3 (1.24%) PHP
10 3 (1.24%) T-SQL
10 3 (1.24%) TypeScript
11 2 (0.83%) Perl
12 1 (0.41%) Clojure
12 1 (0.41%) VB.NET
Qualifications
1 46 (19.09%) Degree
2 23 (9.54%) Security Cleared
3 2 (0.83%) SC Cleared
Quality Assurance & Compliance
1 5 (2.07%) MiFID
1 5 (2.07%) QA
2 3 (1.24%) Data Quality
System Software
1 6 (2.49%) Docker
Systems Management
1 1 (0.41%) Business Desktop Deployment
1 1 (0.41%) Opscode Chef
1 1 (0.41%) Puppet
Vendors
1 31 (12.86%) Oracle
2 10 (4.15%) Xamarin
3 7 (2.90%) Facebook
3 7 (2.90%) Sybase
4 5 (2.07%) Perforce
5 3 (1.24%) Infragistics
6 2 (0.83%) Microsoft
6 2 (0.83%) Salesforce.com
6 2 (0.83%) Sitecore
7 1 (0.41%) Twitter
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