Period
to

The following table provides summary statistics for permanent job vacancies advertised in Northern Ireland 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 12 August 2022 with a comparison to the same period in the previous 2 years.

Test-Driven Development (TDD)
UK > Northern Ireland
6 months to
12 Aug 2022
Same period 2021 Same period 2020
Rank 69 33 34
Rank change year-on-year -36 +1 +24
Permanent jobs citing TDD 30 60 16
As % of all permanent jobs advertised in Northern Ireland 3.45% 8.73% 4.35%
As % of the Processes & Methodologies category 3.58% 9.08% 4.51%
Number of salaries quoted 9 16 3
10th Percentile £35,450 - £45,000
25th Percentile £43,250 £32,500 £52,500
Median annual salary (50th Percentile) £55,000 £43,500 £65,000
Median % change year-on-year +26.44% -33.08% +36.84%
75th Percentile £57,500 £48,750 £67,500
90th Percentile £100,000 £66,250 £69,000
UK median annual salary £67,500 £60,250 £60,000
% change year-on-year +12.03% +0.42% +9.09%

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 Northern Ireland with a requirement for process or methodology skills.

All Process and Methodology Skills
Northern Ireland
Permanent vacancies with a requirement for process or methodology skills 839 661 355
As % of all permanent IT jobs advertised in Northern Ireland 96.55% 96.22% 96.47%
Number of salaries quoted 392 363 130
10th Percentile £27,500 £27,500 £29,000
25th Percentile £36,250 £31,250 £35,000
Median annual salary (50th Percentile) £47,500 £45,000 £45,000
Median % change year-on-year +5.56% - +5.88%
75th Percentile £58,750 £60,625 £55,000
90th Percentile £68,750 £77,500 £60,000
UK median annual salary £60,000 £55,600 £55,000
% change year-on-year +7.91% +1.09% +4.76%

TDD
Job Vacancy Trend in Northern Ireland

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

Job vacancy trend for TDD in Northern Ireland

TDD
Salary Trend in Northern Ireland

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

Salary trend for TDD in Northern Ireland

TDD
Salary Histogram in Northern Ireland

Salary distribution for jobs citing TDD in Northern Ireland over the 6 months to 12 August 2022.

Salary histogram for TDD in Northern Ireland

TDD
Job Locations in Northern Ireland

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TDD within the Northern Ireland region over the 6 months to 12 August 2022. 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
Jobs
County Antrim -30 27 £50,500 +18.82% 10
County Down -3 1 £29,500 -
TDD
UK

For the 6 months to 12 August 2022, 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 Northern Ireland region with a requirement for TDD.

1 23 (76.67%) Agile
2 22 (73.33%) Social Skills
3 20 (66.67%) Analytical Skills
3 20 (66.67%) Software Engineering
4 18 (60.00%) Internet
4 18 (60.00%) Computer Science
4 18 (60.00%) Continuous Improvement
4 18 (60.00%) SDLC
4 18 (60.00%) CyberSource
4 18 (60.00%) Problem-Solving
4 18 (60.00%) Continuous Deployment
5 10 (33.33%) C#
6 9 (30.00%) JavaScript
6 9 (30.00%) .NET
7 7 (23.33%) CI/CD
8 6 (20.00%) AngularJS
8 6 (20.00%) Git (software)
9 5 (16.67%) Azure
9 5 (16.67%) REST
9 5 (16.67%) SQL
9 5 (16.67%) CSS
9 5 (16.67%) Full Stack Development
9 5 (16.67%) .NET Core
10 4 (13.33%) Clean Code
10 4 (13.33%) MVC
10 4 (13.33%) HTML
10 4 (13.33%) BDD
10 4 (13.33%) Bitbucket
10 4 (13.33%) Unit Testing
10 4 (13.33%) ASP.NET

TDD
Co-occurring IT Skills in Northern Ireland 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 2 (6.67%) Confluence
1 2 (6.67%) Tomcat
Cloud Services
1 5 (16.67%) Azure
2 2 (6.67%) OpenShift
3 1 (3.33%) npm
Communications & Networking
1 18 (60.00%) Internet
Database & Business Intelligence
1 3 (10.00%) SQL Server
2 2 (6.67%) MongoDB
2 2 (6.67%) Relational Database
Development Applications
1 6 (20.00%) Git (software)
2 4 (13.33%) Bitbucket
3 2 (6.67%) Atlassian Bamboo
3 2 (6.67%) IBM UrbanCode
3 2 (6.67%) Jenkins
3 2 (6.67%) JIRA
3 2 (6.67%) JUnit
3 2 (6.67%) Maven
3 2 (6.67%) TeamCity
3 2 (6.67%) Visual Studio Code
General
1 22 (73.33%) Social Skills
2 20 (66.67%) Analytical Skills
3 2 (6.67%) Organisational Skills
Job Titles
1 18 (60.00%) Graduate
1 18 (60.00%) Graduate Software Engineer
1 18 (60.00%) Software Engineer
2 12 (40.00%) Developer
3 5 (16.67%) .NET Developer
3 5 (16.67%) Software Developer
4 2 (6.67%) .NET Software Developer
4 2 (6.67%) C# Developer
4 2 (6.67%) Full Stack Developer
4 2 (6.67%) Java Developer
4 2 (6.67%) Senior Developer
4 2 (6.67%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 9 (30.00%) .NET
2 6 (20.00%) AngularJS
3 5 (16.67%) .NET Core
3 5 (16.67%) CSS
3 5 (16.67%) REST
4 4 (13.33%) ASP.NET
4 4 (13.33%) HTML
5 3 (10.00%) jQuery
5 3 (10.00%) React
5 3 (10.00%) WCF
6 2 (6.67%) ASP.NET MVC
6 2 (6.67%) ASP.NET Web API
6 2 (6.67%) CSS3
6 2 (6.67%) GraphQL
6 2 (6.67%) Java EE
6 2 (6.67%) Java SE
6 2 (6.67%) JSON
6 2 (6.67%) Kafka
6 2 (6.67%) Spring
6 2 (6.67%) Spring Boot
Miscellaneous
1 1 (3.33%) User Experience
Processes & Methodologies
1 23 (76.67%) Agile
2 20 (66.67%) Software Engineering
3 18 (60.00%) Computer Science
3 18 (60.00%) Continuous Deployment
3 18 (60.00%) Continuous Improvement
3 18 (60.00%) Problem-Solving
3 18 (60.00%) SDLC
4 7 (23.33%) CI/CD
5 5 (16.67%) Full Stack Development
6 4 (13.33%) BDD
6 4 (13.33%) Clean Code
6 4 (13.33%) MVC
6 4 (13.33%) Unit Testing
7 3 (10.00%) Continuous Integration
7 3 (10.00%) DevOps
7 3 (10.00%) OO
7 3 (10.00%) SOLID
7 3 (10.00%) Web Development
8 2 (6.67%) Creative Thinking
8 2 (6.67%) Deployment Automation
Programming Languages
1 10 (33.33%) C#
2 9 (30.00%) JavaScript
3 5 (16.67%) SQL
4 3 (10.00%) TypeScript
5 2 (6.67%) Java
6 1 (3.33%) T-SQL
Qualifications
1 2 (6.67%) CIW
1 2 (6.67%) OCP
1 2 (6.67%) Oracle Certification
1 2 (6.67%) Sun Certification
2 1 (3.33%) Microsoft Certification
2 1 (3.33%) SC Cleared
2 1 (3.33%) Security Cleared
System Software
1 2 (6.67%) Docker
Vendors
1 18 (60.00%) CyberSource
2 3 (10.00%) Microsoft
3 2 (6.67%) Oracle