OO Jobs in Belfast

Object-Oriented (OO)
County Antrim > Belfast

The table below provides summary statistics for permanent job vacancies advertised in Belfast requiring OO skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited OO over the 6 months leading up to 13 May 2025, comparing them to the same period in the previous two years.

6 months to
13 May 2025
Same period 2024 Same period 2023
Rank 21 45 26
Rank change year-on-year +24 -19 +16
Permanent jobs citing OO 9 15 92
As % of all permanent jobs advertised in Belfast 5.26% 2.95% 12.23%
As % of the Processes & Methodologies category 5.59% 3.34% 12.57%
Number of salaries quoted 5 10 61
10th Percentile - £28,750 £42,500
25th Percentile £50,000 £33,875 £46,250
Median annual salary (50th Percentile) £55,000 £40,500 £52,500
Median % change year-on-year +35.80% -22.86% -4.55%
75th Percentile £60,000 £55,938 £61,250
90th Percentile - £57,500 £63,000
County Antrim median annual salary £55,000 £40,000 £52,500
% change year-on-year +37.50% -23.81% -4.55%

All Process and Methodology Skills
Belfast

OO falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills in Belfast.

Permanent vacancies with a requirement for process or methodology skills 161 449 732
As % of all permanent jobs advertised in Belfast 94.15% 88.21% 97.34%
Number of salaries quoted 39 228 394
10th Percentile £45,500 £30,000 £31,475
25th Percentile £50,000 £33,500 £37,250
Median annual salary (50th Percentile) £57,500 £55,000 £50,000
Median % change year-on-year +4.55% +10.00% +5.26%
75th Percentile £82,500 £68,750 £62,500
90th Percentile £96,000 £87,500 £68,750
County Antrim median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% +6.95%

OO
Job Vacancy Trend in Belfast

Job postings citing OO as a proportion of all IT jobs advertised in Belfast.

Job vacancy trend for OO in Belfast

OO
Salary Trend in Belfast

3-month moving average salary quoted in jobs citing OO in Belfast.

Salary trend for OO in Belfast

OO
Co-occurring Skills and Capabilities in Belfast by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 5 (55.56%) nginx
1 5 (55.56%) Tomcat
2 4 (44.44%) Apache
2 4 (44.44%) Apache Spark
Cloud Services
1 5 (55.56%) Amazon ElastiCache
1 5 (55.56%) Amazon OpenSearch
1 5 (55.56%) Amazon SQS
1 5 (55.56%) AWS
Database & Business Intelligence
1 5 (55.56%) Amazon Aurora
1 5 (55.56%) Amazon RDS
1 5 (55.56%) Elasticsearch
1 5 (55.56%) PostgreSQL
2 4 (44.44%) Apache Hive
2 4 (44.44%) Big Data
2 4 (44.44%) Hadoop
2 4 (44.44%) MySQL
2 4 (44.44%) SQL Server
Development Applications
1 5 (55.56%) Bitbucket
1 5 (55.56%) Cucumber
1 5 (55.56%) Jenkins
1 5 (55.56%) JUnit
1 5 (55.56%) Maven
1 5 (55.56%) Mockito
1 5 (55.56%) Postman
1 5 (55.56%) Selenium
1 5 (55.56%) SonarQube
1 5 (55.56%) TestNG
General
1 9 (100.00%) Finance
2 5 (55.56%) Analytical Skills
2 5 (55.56%) Manufacturing
2 5 (55.56%) Public Sector
2 5 (55.56%) Social Skills
Job Titles
1 5 (55.56%) Java Engineer
2 4 (44.44%) Apache Spark Developer
2 4 (44.44%) Developer
2 4 (44.44%) Java Developer
Libraries, Frameworks & Software Standards
1 9 (100.00%) Kafka
1 9 (100.00%) Spring
1 9 (100.00%) Spring Boot
2 5 (55.56%) Elastic Stack
2 5 (55.56%) Gherkin
2 5 (55.56%) Guice
2 5 (55.56%) JAX-RS
2 5 (55.56%) Mustache
2 5 (55.56%) OpenAPI
2 5 (55.56%) REST
2 5 (55.56%) RESTful
2 5 (55.56%) Swagger
2 5 (55.56%) WireMock
3 4 (44.44%) Hibernate
3 4 (44.44%) J2EE
3 4 (44.44%) Java EE
Miscellaneous
1 5 (55.56%) Life Science
2 4 (44.44%) Product Ownership
Operating Systems
1 4 (44.44%) Linux
Processes & Methodologies
1 9 (100.00%) CI/CD
1 9 (100.00%) Multithreading
1 9 (100.00%) OOP
2 5 (55.56%) Auto-Scaling
2 5 (55.56%) BDD
2 5 (55.56%) Code Quality
2 5 (55.56%) Dependency Injection
2 5 (55.56%) Innovative Thinking
2 5 (55.56%) MVC
2 5 (55.56%) Problem-Solving
2 5 (55.56%) Test Automation
2 5 (55.56%) Unit Testing
3 4 (44.44%) Agile
3 4 (44.44%) Concurrent Programming
3 4 (44.44%) Continuous Improvement
3 4 (44.44%) Low Latency
3 4 (44.44%) OOA/OOD
3 4 (44.44%) OOD
3 4 (44.44%) Scrum
3 4 (44.44%) Software Engineering
Programming Languages
1 9 (100.00%) Java
2 4 (44.44%) SQL
System Software
1 5 (55.56%) Docker
Systems Management
1 5 (55.56%) Ansible
1 5 (55.56%) Kubernetes
1 5 (55.56%) Kustomize
1 5 (55.56%) Packer
1 5 (55.56%) Terraform
Vendors
1 5 (55.56%) Red Hat
2 4 (44.44%) Sybase