Period
to 18 December 2018

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 6 months to 18 December 2018 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
Scotland > Glasgow
6 months to
18 Dec 2018
Same period 2017 Same period 2016
Rank 18 5 17
Rank change year-on-year -13 +12 +3
Permanent jobs citing TDD 241 408 216
As % of all permanent IT jobs advertised in Glasgow 11.49% 18.03% 10.76%
As % of the Processes & Methodologies category 12.21% 19.46% 11.59%
Number of salaries quoted 189 245 76
Glasgow median annual salary £47,500 £50,000 £40,000
Median salary % change year-on-year -5.00% +25.00% -3.61%
10th Percentile £33,950 £35,050 £32,500
90th Percentile £63,000 £65,750 £55,000
Scotland median annual salary £47,500 £50,000 £42,500
% change year-on-year -5.00% +17.65% +6.25%

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 Glasgow with a requirement for process or methodology skills.

All Process and Methodology Skills
Glasgow
Permanent vacancies with a requirement for process or methodology skills 1,973 2,097 1,864
As % of all permanent IT jobs advertised in Glasgow 94.09% 92.66% 92.83%
Number of salaries quoted 1,407 1,367 1,041
Glasgow median annual salary £46,500 £47,500 £42,500
Median salary % change year-on-year -2.11% +11.76% -
10th Percentile £31,100 £31,450 £28,750
90th Percentile £65,000 £67,500 £60,000
Scotland median annual salary £45,000 £45,000 £44,500
% change year-on-year - +1.12% +4.71%

TDD
Job Vacancy Trend in Glasgow

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

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 6 months to 18 December 2018.

Salary histogram for TDD in Glasgow

For the 6 months to 18 December 2018, IT jobs citing TDD also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Glasgow region with a requirement for TDD.

1 152 (63.07%) Agile Software Development
2 147 (61.00%) SQL
3 143 (59.34%) Java
4 107 (44.40%) BDD
5 95 (39.42%) Relational Database
5 95 (39.42%) Finance
5 95 (39.42%) OO
6 91 (37.76%) Continuous Integration
7 89 (36.93%) XML
8 84 (34.85%) JavaScript
9 80 (33.20%) Test Automation
10 79 (32.78%) C#
10 79 (32.78%) Python
11 74 (30.71%) NoSQL
12 69 (28.63%) Git (software)
13 66 (27.39%) Unit Testing
14 63 (26.14%) Scrum
15 59 (24.48%) HTML
16 57 (23.65%) Continuous Deployment
17 55 (22.82%) Apache Cassandra
17 55 (22.82%) CSS
17 55 (22.82%) Middleware
18 53 (21.99%) PostgreSQL
18 53 (21.99%) Refactoring
19 51 (21.16%) XPath
19 51 (21.16%) System Testing
19 51 (21.16%) Web Services
19 51 (21.16%) MQSeries
19 51 (21.16%) XML Schema
19 51 (21.16%) Complex Event Processing

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 51 (21.16%) MQSeries
2 19 (7.88%) WebSphere
3 18 (7.47%) JBoss
4 8 (3.32%) Tomcat
5 5 (2.07%) Apache
6 4 (1.66%) Oracle SOA Suite
7 2 (0.83%) CMS
7 2 (0.83%) Elasticsearch
7 2 (0.83%) IIS
8 1 (0.41%) Apache Spark
8 1 (0.41%) Cloud Foundry
8 1 (0.41%) Confluence
8 1 (0.41%) GemFire
Cloud Services
1 26 (10.79%) Microsoft Azure
2 18 (7.47%) Amazon AWS
3 6 (2.49%) TestFlight
4 4 (1.66%) GitHub
5 2 (0.83%) npm
5 2 (0.83%) OpenShift
6 1 (0.41%) Force.com
6 1 (0.41%) PaaS
6 1 (0.41%) SaaS
Communications & Networking
1 3 (1.24%) Internet
2 2 (0.83%) Hyperconnected
3 1 (0.41%) Intranet
Database & Business Intelligence
1 95 (39.42%) Relational Database
2 74 (30.71%) NoSQL
3 55 (22.82%) Apache Cassandra
4 53 (21.99%) PostgreSQL
5 51 (21.16%) Bigtable
6 42 (17.43%) SQL Server
7 34 (14.11%) RDBMS
8 32 (13.28%) Big Data
9 14 (5.81%) MongoDB
10 13 (5.39%) MySQL
11 10 (4.15%) DB2
12 8 (3.32%) Oracle Database
13 7 (2.90%) MarkLogic
13 7 (2.90%) Sybase ASE
14 6 (2.49%) SQL Server 2016
15 5 (2.07%) Azure SQL Database
15 5 (2.07%) Hadoop
16 4 (1.66%) Blockchain
16 4 (1.66%) Cosmos DB
17 3 (1.24%) Neo4j
Development Applications
1 69 (28.63%) Git (software)
2 43 (17.84%) Jenkins
3 27 (11.20%) Eclipse
4 24 (9.96%) Maven
5 23 (9.54%) Subversion
6 21 (8.71%) Cucumber
7 18 (7.47%) TeamCity
8 13 (5.39%) IntelliJ
9 12 (4.98%) Selenium
10 11 (4.56%) JIRA
10 11 (4.56%) JUnit
11 9 (3.73%) Gradle
12 6 (2.49%) CocoaPods
12 6 (2.49%) Crashlytics
13 5 (2.07%) Bitbucket
13 5 (2.07%) Karma Test Runner
13 5 (2.07%) Mocha
13 5 (2.07%) Mockito
14 4 (1.66%) CircleCI
14 4 (1.66%) CruiseControl
General
1 95 (39.42%) Finance
2 27 (11.20%) Banking
3 6 (2.49%) Retail Banking
4 4 (1.66%) Financial Institution
5 3 (1.24%) Investment Banking
6 2 (0.83%) Advertising
6 2 (0.83%) Multimedia
7 1 (0.41%) Front Office
7 1 (0.41%) Law
7 1 (0.41%) Publishing
Job Titles
1 117 (48.55%) Developer
2 55 (22.82%) Python Engineer
3 51 (21.16%) Java Developer
4 38 (15.77%) Java Engineer
5 30 (12.45%) Software Engineer
6 27 (11.20%) .NET Developer
7 26 (10.79%) Senior Developer
8 21 (8.71%) C# .NET Developer
8 21 (8.71%) C# Developer
9 14 (5.81%) Senior .NET Developer
9 14 (5.81%) Senior C# .NET Developer
9 14 (5.81%) Senior C# Developer
10 10 (4.15%) iOS Developer
10 10 (4.15%) Software Developer
10 10 (4.15%) Team Leader
11 9 (3.73%) Java Software Engineer
12 8 (3.32%) Development Team Leader
12 8 (3.32%) Senior Java Developer
13 6 (2.49%) Mobile Developer
13 6 (2.49%) Senior Solutions Architect
Libraries, Frameworks & Software Standards
1 89 (36.93%) XML
2 59 (24.48%) HTML
3 55 (22.82%) CSS
3 55 (22.82%) Middleware
4 51 (21.16%) Web Services
4 51 (21.16%) XML Schema
5 49 (20.33%) Spring
6 44 (18.26%) .NET
7 41 (17.01%) React
8 40 (16.60%) Hibernate
9 33 (13.69%) AngularJS
10 32 (13.28%) RESTful
11 31 (12.86%) J2EE
12 27 (11.20%) jQuery
13 26 (10.79%) HTML5
14 24 (9.96%) REST
15 22 (9.13%) CSS3
15 22 (9.13%) Java EE
16 21 (8.71%) WCF
17 20 (8.30%) Gherkin
Miscellaneous
1 51 (21.16%) Virtual Team
2 28 (11.62%) Greenfield Project
3 20 (8.30%) Robotics
4 18 (7.47%) Analytical Skills
4 18 (7.47%) Enterprise Software
5 12 (4.98%) User Experience
6 9 (3.73%) Self-Motivation
7 8 (3.32%) Management Information System
8 7 (2.90%) Algorithms
9 6 (2.49%) Mainframe
10 4 (1.66%) Equity Derivative
10 4 (1.66%) Reference Data
11 3 (1.24%) Mobile App
12 1 (0.41%) Blog
12 1 (0.41%) Clustering
12 1 (0.41%) Fintech
12 1 (0.41%) Fixed Income
12 1 (0.41%) LIMS
Operating Systems
1 27 (11.20%) Linux
2 20 (8.30%) Unix
3 11 (4.56%) Apple iOS
3 11 (4.56%) Windows
4 6 (2.49%) Android
5 3 (1.24%) CentOS
5 3 (1.24%) Mac OS X
5 3 (1.24%) Ubuntu
6 1 (0.41%) DC/OS
6 1 (0.41%) Red Hat Enterprise Linux
Processes & Methodologies
1 152 (63.07%) Agile Software Development
2 107 (44.40%) BDD
3 95 (39.42%) OO
4 91 (37.76%) Continuous Integration
5 80 (33.20%) Test Automation
6 66 (27.39%) Unit Testing
7 63 (26.14%) Scrum
8 57 (23.65%) Continuous Deployment
9 53 (21.99%) Refactoring
10 51 (21.16%) Complex Event Processing
10 51 (21.16%) Domain Models
10 51 (21.16%) System Testing
11 47 (19.50%) OOP
12 45 (18.67%) Software Engineering
13 42 (17.43%) SDLC
14 36 (14.94%) Mentoring
15 32 (13.28%) OOA/OOD
16 30 (12.45%) Open Source
17 29 (12.03%) Microservices
18 28 (11.62%) Front End Development
Programming Languages
1 147 (61.00%) SQL
2 143 (59.34%) Java
3 84 (34.85%) JavaScript
4 79 (32.78%) C#
4 79 (32.78%) Python
5 51 (21.16%) XPath
6 39 (16.18%) Ruby
7 37 (15.35%) C++
8 21 (8.71%) PL/SQL
9 10 (4.15%) Apple Swift
10 8 (3.32%) Java 8
11 7 (2.90%) ES6
11 7 (2.90%) Objective-C
11 7 (2.90%) Scala
11 7 (2.90%) Shell Script
11 7 (2.90%) XQuery
12 5 (2.07%) ES7
13 4 (1.66%) T-SQL
14 3 (1.24%) Jython
14 3 (1.24%) VB
Qualifications
1 15 (6.22%) Degree
2 2 (0.83%) ISEB
2 2 (0.83%) ISTQB
2 2 (0.83%) ISTQB Foundation Certification
2 2 (0.83%) Security Cleared
Quality Assurance & Compliance
1 16 (6.64%) QA
2 2 (0.83%) COBIT
3 1 (0.41%) PMO
System Software
1 3 (1.24%) Docker
Systems Management
1 24 (9.96%) Ansible
2 4 (1.66%) Opscode Chef
2 4 (1.66%) Puppet
3 3 (1.24%) Kubernetes
4 1 (0.41%) Marathon
4 1 (0.41%) Mesos
Vendors
1 49 (20.33%) Oracle
2 8 (3.32%) Sybase
3 7 (2.90%) IBM
4 6 (2.49%) Chordiant
4 6 (2.49%) Cognizant
5 5 (2.07%) Microsoft
5 5 (2.07%) Perforce
6 4 (1.66%) Xamarin
7 2 (0.83%) Facebook
7 2 (0.83%) Twitter
8 1 (0.41%) Google
8 1 (0.41%) Red Hat
8 1 (0.41%) Salesforce.com
8 1 (0.41%) Serena
8 1 (0.41%) Yahoo!