Period
to 21 September 2020

The following table provides summary statistics for permanent job vacancies advertised in Scotland 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 21 September 2020 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
UK > Scotland
6 months to
21 Sep 2020
Same period 2019 Same period 2018
Rank 24 29 20
Rank change year-on-year +5 -9 -2
Permanent jobs citing TDD 126 341 510
As % of all permanent jobs advertised in Scotland 7.81% 6.71% 9.33%
As % of the Processes & Methodologies category 8.57% 7.17% 9.89%
Number of salaries quoted 93 218 405
Median annual salary £52,500 £50,000 £50,000
Median salary % change year-on-year +5.00% - +5.26%
10th Percentile £36,700 £33,750 £33,750
90th Percentile £77,700 £76,031 £75,000
UK median annual salary £60,000 £56,675 £53,000
% change year-on-year +5.87% +6.93% +4.95%

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 Scotland with a requirement for process or methodology skills.

All Process and Methodology Skills
Scotland
Permanent vacancies with a requirement for process or methodology skills 1,471 4,755 5,159
As % of all permanent IT jobs advertised in Scotland 91.14% 93.58% 94.40%
Number of salaries quoted 1,002 2,955 3,443
Median annual salary £47,500 £45,000 £45,000
Median salary % change year-on-year +5.56% - +0.89%
10th Percentile £32,275 £29,750 £29,750
90th Percentile £70,000 £71,250 £70,000
UK median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% -

TDD
Job Vacancy Trend in Scotland

Job postings citing TDD as a proportion of all IT jobs advertised in Scotland.

Job vacancy trend for TDD in Scotland

TDD
Salary Trend in Scotland

3-month moving average salary quoted in jobs citing TDD in Scotland.

Salary trend for TDD in Scotland

TDD
Salary Histogram in Scotland

Salary distribution for jobs citing TDD in Scotland over the 6 months to 21 September 2020.

Salary histogram for TDD in Scotland

TDD
Job Locations in Scotland

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Scotland region over the 6 months to 21 September 2020. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Glasgow +9 96 £50,000 - 8
Edinburgh -2 21 £57,500 +9.52% 11
Dundee -2 7 £50,000 +25.00% 2
TDD
UK

For the 6 months to 21 September 2020, 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 Scotland region with a requirement for TDD.

1 88 (69.84%) Java
2 81 (64.29%) Agile Software Development
3 44 (34.92%) Finance
4 43 (34.13%) C#
5 40 (31.75%) OO
6 38 (30.16%) Banking
7 33 (26.19%) .NET
8 29 (23.02%) JavaScript
9 28 (22.22%) C++
10 26 (20.63%) Continuous Integration
10 26 (20.63%) Android
10 26 (20.63%) Android Development
11 25 (19.84%) AWS
12 24 (19.05%) BDD
12 24 (19.05%) Software Engineering
12 24 (19.05%) Microservices
13 23 (18.25%) Git (software)
13 23 (18.25%) Scrum
14 22 (17.46%) HTML
15 21 (16.67%) Mobile App
16 19 (15.08%) Spring
16 19 (15.08%) Scala
17 18 (14.29%) Hadoop
17 18 (14.29%) Azure
17 18 (14.29%) RESTful
17 18 (14.29%) SQL
18 16 (12.70%) iOS Development
18 16 (12.70%) Apache Spark
18 16 (12.70%) NoSQL
18 16 (12.70%) Apple iOS

TDD
Co-occurring IT Skills in Scotland 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 16 (12.70%) Apache Spark
2 5 (3.97%) Mule
3 3 (2.38%) Adobe Experience Manager
3 3 (2.38%) CMS
4 1 (0.79%) Apache
4 1 (0.79%) Elasticsearch
Cloud Services
1 25 (19.84%) AWS
2 18 (14.29%) Azure
3 9 (7.14%) SaaS
4 6 (4.76%) GCP
4 6 (4.76%) PaaS
5 3 (2.38%) IaaS
5 3 (2.38%) Serverless
5 3 (2.38%) TestFlight
5 3 (2.38%) Virtual Private Cloud
6 2 (1.59%) OpenShift
7 1 (0.79%) Google Play
Communications & Networking
1 2 (1.59%) Internet
Database & Business Intelligence
1 18 (14.29%) Hadoop
2 16 (12.70%) NoSQL
3 13 (10.32%) Apache Cassandra
4 12 (9.52%) Big Data
5 7 (5.56%) Relational Database
6 4 (3.17%) MongoDB
7 3 (2.38%) SQL Server
8 2 (1.59%) Apache Hive
8 2 (1.59%) SQL Server 2012
9 1 (0.79%) KDB
9 1 (0.79%) MySQL
Development Applications
1 23 (18.25%) Git (software)
2 7 (5.56%) JUnit
3 6 (4.76%) Jenkins
4 4 (3.17%) Maven
4 4 (3.17%) Subversion
5 3 (2.38%) IntelliJ
5 3 (2.38%) JIRA
5 3 (2.38%) Team Foundation Server
5 3 (2.38%) Xcode
6 2 (1.59%) Cypress.io
6 2 (1.59%) Eclipse
7 1 (0.79%) Android Studio
7 1 (0.79%) CocoaPods
7 1 (0.79%) Cucumber
7 1 (0.79%) Gradle
7 1 (0.79%) JBehave
7 1 (0.79%) Moq
7 1 (0.79%) NUnit
7 1 (0.79%) TeamCity
7 1 (0.79%) webpack
General
1 44 (34.92%) Finance
2 38 (30.16%) Banking
3 11 (8.73%) Investment Banking
4 7 (5.56%) Electronics
5 3 (2.38%) Marketing
6 1 (0.79%) Games
6 1 (0.79%) Manufacturing
6 1 (0.79%) Public Sector
Job Titles
1 78 (61.90%) Developer
2 23 (18.25%) Android Developer
3 20 (15.87%) Java Developer
4 15 (11.90%) Senior Developer
5 12 (9.52%) iOS Developer
6 11 (8.73%) Software Engineer
7 8 (6.35%) Senior Android Developer
8 7 (5.56%) Architect
9 6 (4.76%) C# Developer
9 6 (4.76%) Senior iOS Developer
10 5 (3.97%) Lead Developer
10 5 (3.97%) Python Engineer
10 5 (3.97%) Senior Software Engineer
11 4 (3.17%) Cloud Architect
11 4 (3.17%) Front End Developer (Client-Side Developer)
11 4 (3.17%) Technical Leader
12 3 (2.38%) DevOps Engineer
12 3 (2.38%) iOS Android Developer
12 3 (2.38%) Platform Architect
12 3 (2.38%) React Developer
Libraries, Frameworks & Software Standards
1 33 (26.19%) .NET
2 22 (17.46%) HTML
3 19 (15.08%) Spring
4 18 (14.29%) RESTful
5 14 (11.11%) Web Services
6 13 (10.32%) CSS
6 13 (10.32%) Node.js
6 13 (10.32%) Spring Boot
7 11 (8.73%) AngularJS
8 10 (7.94%) HTML5
8 10 (7.94%) SOAP
9 9 (7.14%) JSON
9 9 (7.14%) REST
10 7 (5.56%) Ajax
10 7 (5.56%) JMS
10 7 (5.56%) React
11 6 (4.76%) .NET Core
11 6 (4.76%) CSS3
11 6 (4.76%) J2EE
11 6 (4.76%) Redux
Miscellaneous
1 21 (16.67%) Mobile App
2 8 (6.35%) User Experience
3 7 (5.56%) Greenfield Project
4 6 (4.76%) Enterprise Software
5 5 (3.97%) Algorithms
5 5 (3.97%) Data Structures
6 2 (1.59%) Cloud Native
6 2 (1.59%) Clustering
6 2 (1.59%) Digital Media
6 2 (1.59%) Life Science
6 2 (1.59%) Public Cloud
6 2 (1.59%) Self-Motivation
7 1 (0.79%) LIMS
Operating Systems
1 26 (20.63%) Android
2 16 (12.70%) Apple iOS
3 15 (11.90%) Linux
4 8 (6.35%) Unix
Processes & Methodologies
1 81 (64.29%) Agile Software Development
2 40 (31.75%) OO
3 26 (20.63%) Android Development
3 26 (20.63%) Continuous Integration
4 24 (19.05%) BDD
4 24 (19.05%) Microservices
4 24 (19.05%) Software Engineering
5 23 (18.25%) Scrum
6 16 (12.70%) iOS Development
7 12 (9.52%) DevOps
7 12 (9.52%) Mentoring
7 12 (9.52%) Mobile Development
8 10 (7.94%) Continuous Delivery
9 9 (7.14%) Scaled Agile Framework
10 8 (6.35%) Continuous Improvement
10 8 (6.35%) Technical Leadership
10 8 (6.35%) Workflow
11 7 (5.56%) Machine Learning
11 7 (5.56%) Software Architecture
12 6 (4.76%) Front End Development
Programming Languages
1 88 (69.84%) Java
2 43 (34.13%) C#
3 29 (23.02%) JavaScript
4 28 (22.22%) C++
5 19 (15.08%) Scala
6 18 (14.29%) SQL
7 16 (12.70%) Java 8
8 15 (11.90%) Kotlin
9 14 (11.11%) Python
10 11 (8.73%) Apple Swift
11 4 (3.17%) C
11 4 (3.17%) ES6
11 4 (3.17%) Ruby
12 3 (2.38%) Objective-C
13 2 (1.59%) PHP
13 2 (1.59%) TypeScript
14 1 (0.79%) Clojure
14 1 (0.79%) Perl
14 1 (0.79%) Shell Script
14 1 (0.79%) VB
Qualifications
1 6 (4.76%) Degree
Quality Assurance & Compliance
1 2 (1.59%) QA
System Software
1 11 (8.73%) Docker
Systems Management
1 10 (7.94%) Kubernetes
2 4 (3.17%) Opscode Chef
3 3 (2.38%) Ansible
4 2 (1.59%) vRealize
5 1 (0.79%) Puppet
Vendors
1 4 (3.17%) Atlassian
2 3 (2.38%) Adobe
2 3 (2.38%) Oracle
3 2 (1.59%) Microsoft
3 2 (1.59%) Red Hat
3 2 (1.59%) Solace
3 2 (1.59%) VMware
4 1 (0.79%) Google