Object-Oriented (OO)
UK

The table below provides summary statistics for permanent job vacancies 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 12 May 2025, comparing them to the same period in the previous two years.

6 months to
12 May 2025
Same period 2024 Same period 2023
Rank 166 203 118
Rank change year-on-year +37 -85 -29
Permanent jobs citing OO 1,027 1,471 2,959
As % of all permanent jobs advertised in the UK 1.86% 1.48% 2.93%
As % of the Processes & Methodologies category 1.99% 1.73% 3.07%
Number of salaries quoted 451 818 1,646
10th Percentile £31,250 £35,000 £43,000
25th Percentile £41,000 £41,250 £50,000
Median annual salary (50th Percentile) £55,000 £52,500 £62,500
Median % change year-on-year +4.76% -16.00% +4.17%
75th Percentile £70,000 £68,750 £82,500
90th Percentile £82,751 £92,500 £105,000
UK excluding London median annual salary £50,777 £50,000 £57,500
% change year-on-year +1.55% -13.04% +9.52%

All Process and Methodology Skills
UK

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.

Permanent vacancies with a requirement for process or methodology skills 51,728 84,924 96,446
As % of all permanent jobs advertised in the UK 93.83% 85.58% 95.59%
Number of salaries quoted 26,848 59,902 56,809
10th Percentile £30,000 £29,010 £34,000
25th Percentile £42,415 £40,000 £45,000
Median annual salary (50th Percentile) £57,500 £55,000 £61,000
Median % change year-on-year +4.55% -9.84% +1.67%
75th Percentile £75,000 £72,500 £81,250
90th Percentile £97,500 £92,500 £100,000
UK excluding London median annual salary £52,500 £50,000 £55,000
% change year-on-year +5.00% -9.09% +4.76%

OO
Job Vacancy Trend

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

Job vacancy trend for OO in the UK

OO
Salary Trend

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

Salary trend for OO in the UK

OO
Salary Histogram

Salary distribution for jobs citing OO over the 6 months to 12 May 2025.

Salary histogram for OO in the UK

OO
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing OO within the UK over the 6 months to 12 May 2025. 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
England +42 933 £55,000 - 799
UK excluding London +30 847 £50,777 +1.55% 465
North of England +93 513 £47,500 - 136
North West +70 457 £41,000 -8.89% 73
Work from Home +11 331 £50,000 - 589
London -19 139 £75,000 -11.76% 450
South East -26 119 £62,500 +19.05% 144
East of England +26 58 £55,000 +12.82% 42
Midlands -53 46 £40,101 -14.22% 44
Yorkshire +39 44 £70,000 +27.27% 46
South West +58 41 £48,918 +2.99% 65
Scotland -9 37 £75,000 +42.86% 34
West Midlands +22 29 £51,750 +8.95% 22
Wales +47 23 £33,750 -25.00% 12
East Midlands -48 14 £40,000 -11.11% 20
North East +44 12 £52,500 +23.53% 19
Northern Ireland +29 10 £55,000 +37.50% 12

OO
Co-occurring Skills and Capabilities 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 39 (3.80%) Apache
2 27 (2.63%) CMS
3 19 (1.85%) WordPress
4 11 (1.07%) Drupal
5 10 (0.97%) Tomcat
6 9 (0.88%) Kinematics
7 8 (0.78%) Apache Spark
7 8 (0.78%) nginx
8 7 (0.68%) Confluence
9 4 (0.39%) Cloud Foundry
9 4 (0.39%) GemFire
9 4 (0.39%) Microsoft Exchange
10 3 (0.29%) IIS
11 2 (0.19%) NServiceBus
12 1 (0.097%) Camunda
12 1 (0.097%) Oracle SOA Suite
12 1 (0.097%) SharePoint
Applications
1 13 (1.27%) Microsoft Office
2 5 (0.49%) Microsoft Excel
3 2 (0.19%) Simulink
4 1 (0.097%) GNU Octave
4 1 (0.097%) Trello
Business Applications
1 12 (1.17%) Oracle EBS
2 11 (1.07%) JDE OneWorld
2 11 (1.07%) NetSuite
3 4 (0.39%) SAP S/4HANA
4 2 (0.19%) Dynamics CRM
5 1 (0.097%) Dynamics NAV
5 1 (0.097%) iTrent
5 1 (0.097%) SAP EWM
5 1 (0.097%) SAP PP
5 1 (0.097%) SAP SD
5 1 (0.097%) Sparx Enterprise Architect
5 1 (0.097%) Visualfiles
Cloud Services
1 194 (18.89%) Azure
2 136 (13.24%) AWS
3 52 (5.06%) AWS CloudFormation
4 49 (4.77%) Amazon EKS
5 38 (3.70%) Azure DevOps
6 36 (3.51%) GitHub
7 30 (2.92%) GCP
8 15 (1.46%) Serverless
9 12 (1.17%) AWS Lambda
10 11 (1.07%) Apigee
10 11 (1.07%) Boomi
10 11 (1.07%) Google Kubernetes Engine
10 11 (1.07%) npm
10 11 (1.07%) SaaS
11 10 (0.97%) Azure Logic Apps
11 10 (0.97%) Azure Synapse Analytics
11 10 (0.97%) Cloud Computing
12 9 (0.88%) Azure Monitor
12 9 (0.88%) Power Platform
13 8 (0.78%) Amazon OpenSearch
Communications & Networking
1 397 (38.66%) DNS
1 397 (38.66%) VPN
2 23 (2.24%) Wireshark
3 9 (0.88%) HTTP
4 4 (0.39%) 5G
4 4 (0.39%) SD-WAN
4 4 (0.39%) WAN
5 2 (0.19%) Ethernet
5 2 (0.19%) Modbus
5 2 (0.19%) Profibus
5 2 (0.19%) RTP
5 2 (0.19%) TCP/IP
5 2 (0.19%) Wi-Fi
6 1 (0.097%) Broadband
6 1 (0.097%) Internet
6 1 (0.097%) Network Security
6 1 (0.097%) SMS
6 1 (0.097%) SSH
Database & Business Intelligence
1 109 (10.61%) SQL Server
2 72 (7.01%) MySQL
3 60 (5.84%) Elasticsearch
4 50 (4.87%) NoSQL
5 32 (3.12%) PostgreSQL
6 31 (3.02%) Relational Database
7 23 (2.24%) MongoDB
8 20 (1.95%) Big Data
9 11 (1.07%) Azure SQL Database
10 9 (0.88%) Data Warehouse
11 8 (0.78%) Amazon Aurora
11 8 (0.78%) Amazon RDS
11 8 (0.78%) Data Lake
11 8 (0.78%) RDBMS
12 7 (0.68%) Amazon Athena
12 7 (0.68%) Redis
13 6 (0.58%) Amazon Redshift
13 6 (0.58%) BigQuery
13 6 (0.58%) NonStop SQL
13 6 (0.58%) SQLite
Development Applications
1 125 (12.17%) Git
2 37 (3.60%) Jenkins
2 37 (3.60%) JUnit
2 37 (3.60%) Visual Studio
3 29 (2.82%) Eclipse
4 26 (2.53%) Eclipse RCP
5 23 (2.24%) Maven
6 19 (1.85%) GitLab
6 19 (1.85%) SonarQube
7 18 (1.75%) Postman
8 17 (1.66%) Selenium
9 15 (1.46%) NUnit
10 14 (1.36%) TestNG
11 13 (1.27%) JIRA
12 12 (1.17%) Bitbucket
13 11 (1.07%) Sonatype Nexus
13 11 (1.07%) TeamCity
14 10 (0.97%) Cucumber
14 10 (0.97%) webpack
15 9 (0.88%) Rational DOORS
General
1 571 (55.60%) Finance
2 485 (47.22%) Analytical Skills
3 482 (46.93%) Inclusion and Diversity
4 129 (12.56%) Social Skills
5 38 (3.70%) Banking
6 32 (3.12%) Electronics
7 28 (2.73%) Front Office
8 23 (2.24%) Aerospace
9 21 (2.04%) Manufacturing
10 19 (1.85%) Law
10 19 (1.85%) Marketing
11 17 (1.66%) Public Sector
12 12 (1.17%) Military
13 7 (0.68%) Legal
13 7 (0.68%) Retail
14 6 (0.58%) Advertising
14 6 (0.58%) Automotive
14 6 (0.58%) Games
14 6 (0.58%) Retail Banking
14 6 (0.58%) Social Science
Job Titles
1 717 (69.81%) Developer
2 481 (46.84%) Software Developer
3 121 (11.78%) Senior
4 116 (11.30%) Software Engineer
5 53 (5.16%) PHP Developer
6 52 (5.06%) Lead
7 49 (4.77%) C# Developer
8 45 (4.38%) .NET Developer
9 38 (3.70%) Senior Software Engineer
10 36 (3.51%) Graduate
11 35 (3.41%) Graduate Developer
12 34 (3.31%) IT Graduate
12 34 (3.31%) Systems Engineer
13 31 (3.02%) Senior Developer
14 29 (2.82%) Junior
15 26 (2.53%) Java Engineer
16 25 (2.43%) Architect
16 25 (2.43%) Junior Software Engineer
16 25 (2.43%) Principal Engineer
17 23 (2.24%) Principal Systems Engineer
Libraries, Frameworks & Software Standards
1 219 (21.32%) .NET
2 179 (17.43%) CSS
3 162 (15.77%) HTML
4 89 (8.67%) React
5 70 (6.82%) Node.js
6 67 (6.52%) jQuery
6 67 (6.52%) RESTful
7 60 (5.84%) ASP.NET
7 60 (5.84%) REST
8 51 (4.97%) Middleware
9 49 (4.77%) Pandas
10 45 (4.38%) .NET Core
11 43 (4.19%) AngularJS
12 40 (3.89%) .NET Framework
13 39 (3.80%) Spring
14 38 (3.70%) Web Services
14 38 (3.70%) XML
15 31 (3.02%) CSS3
15 31 (3.02%) HTML5
16 30 (2.92%) Kafka
Miscellaneous
1 447 (43.52%) Cyberattack
2 53 (5.16%) Management Information System
3 43 (4.19%) Algorithms
4 41 (3.99%) Data Structures
5 24 (2.34%) Equities
6 23 (2.24%) Product Ownership
7 20 (1.95%) Hedge funds
8 18 (1.75%) Cloud Native
8 18 (1.75%) Robotics
9 15 (1.46%) Virtual Team
10 14 (1.36%) Embedded Systems
11 13 (1.27%) Mobile App
12 11 (1.07%) Self-Motivation
13 8 (0.78%) Derivative
13 8 (0.78%) Enterprise Software
13 8 (0.78%) Greenfield Project
13 8 (0.78%) Legacy Code
13 8 (0.78%) Life Science
14 7 (0.68%) Fixed Income
15 6 (0.58%) Credit Derivative
Operating Systems
1 559 (54.43%) Linux
2 453 (44.11%) Android
3 71 (6.91%) Windows
4 16 (1.56%) Unix
5 6 (0.58%) Apple iOS
6 5 (0.49%) Robot Operating System
6 5 (0.49%) Windows Server
7 1 (0.097%) Embedded Linux
7 1 (0.097%) FreeRTOS
7 1 (0.097%) Red Hat Enterprise Linux
7 1 (0.097%) Solaris
7 1 (0.097%) VxWorks
Processes & Methodologies
1 755 (73.52%) OOP
2 679 (66.11%) Agile
3 545 (53.07%) Design Patterns
4 500 (48.69%) Mathematics
5 448 (43.62%) Line Management
6 447 (43.52%) Android Development
7 266 (25.90%) Software Engineering
8 167 (16.26%) CI/CD
9 157 (15.29%) Problem-Solving
10 110 (10.71%) OOD
11 99 (9.64%) Test Automation
12 97 (9.44%) Containerisation
13 93 (9.06%) Continuous Improvement
14 89 (8.67%) Computer Science
15 83 (8.08%) SDLC
16 79 (7.69%) DevOps
16 79 (7.69%) Unit Testing
17 77 (7.50%) Mentoring
17 77 (7.50%) Microservices
18 75 (7.30%) MVC
Programming Languages
1 662 (64.46%) Java
2 595 (57.94%) Python
3 563 (54.82%) C++
4 462 (44.99%) Go
5 249 (24.25%) C#
6 216 (21.03%) JavaScript
7 209 (20.35%) SQL
8 87 (8.47%) PHP
9 77 (7.50%) Rust
10 57 (5.55%) TypeScript
11 56 (5.45%) C
12 38 (3.70%) Ada
13 15 (1.46%) Scala
14 10 (0.97%) Bash
15 8 (0.78%) Perl
16 6 (0.58%) PowerShell
17 5 (0.49%) ABAP
17 5 (0.49%) Ruby
18 4 (0.39%) Shell Script
18 4 (0.39%) T-SQL
Qualifications
1 470 (45.76%) Security Cleared
2 448 (43.62%) DV Cleared
3 226 (22.01%) Degree
4 70 (6.82%) BPSS Clearance
5 66 (6.43%) Computer Science Degree
6 23 (2.24%) Chartered Engineer
7 21 (2.04%) Master's Degree
8 16 (1.56%) SC Cleared
9 12 (1.17%) HND
10 9 (0.88%) HNC
11 6 (0.58%) PhD
12 5 (0.49%) ISTQB
13 3 (0.29%) Numerate Degree
14 2 (0.19%) DBS Check
15 1 (0.097%) ITIL Certification
Quality Assurance & Compliance
1 37 (3.60%) QA
2 25 (2.43%) Accessibility
3 4 (0.39%) Data Quality
3 4 (0.39%) PMO
4 3 (0.29%) Def Stans
4 3 (0.29%) IEC 61508
5 2 (0.19%) IEC 61131
5 2 (0.19%) ISO/IEC 27001
5 2 (0.19%) NCSC
5 2 (0.19%) SLA
6 1 (0.097%) ISO 15022
6 1 (0.097%) ISO 20022
6 1 (0.097%) ISO 9001
System Software
1 507 (49.37%) Docker
2 2 (0.19%) Embedded Firmware
2 2 (0.19%) Firmware
Systems Management
1 456 (44.40%) Ansible
2 103 (10.03%) Kubernetes
3 77 (7.50%) Terraform
4 11 (1.07%) Istio
5 8 (0.78%) Kustomize
5 8 (0.78%) Packer
6 3 (0.29%) Grafana
6 3 (0.29%) Prometheus
7 2 (0.19%) MIIS
Vendors
1 53 (5.16%) Oracle
2 52 (5.06%) Microsoft
3 14 (1.36%) Salesforce
4 11 (1.07%) Dell
4 11 (1.07%) Red Hat
5 10 (0.97%) Databricks
6 8 (0.78%) Okta
6 8 (0.78%) SAP
7 6 (0.58%) ANSYS
8 5 (0.49%) Sybase
8 5 (0.49%) TIBCO
9 4 (0.39%) Agilent
9 4 (0.39%) F5
9 4 (0.39%) Solace
10 3 (0.29%) Atlassian
10 3 (0.29%) EMC
10 3 (0.29%) Google
11 2 (0.19%) Apple
11 2 (0.19%) IBM
12 1 (0.097%) HP