OO Jobs in London

Object-Oriented (OO)
England > London

The table below provides summary statistics for permanent job vacancies advertised in London 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 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 248 240 134
Rank change year-on-year -8 -106 -34
Permanent jobs citing OO 148 301 998
As % of all permanent jobs advertised in London 1.16% 1.27% 2.81%
As % of the Processes & Methodologies category 1.21% 1.40% 2.95%
Number of salaries quoted 79 158 642
10th Percentile £40,000 £50,000 £47,500
25th Percentile £55,625 £57,500 £61,250
Median annual salary (50th Percentile) £75,000 £85,000 £80,000
Median % change year-on-year -11.76% +6.25% +6.67%
75th Percentile £92,500 £125,000 £106,250
90th Percentile £125,000 £151,125 £122,500
England median annual salary £55,000 £55,000 £65,000
% change year-on-year - -15.38% +8.33%

All Process and Methodology Skills
London

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 London.

Permanent vacancies with a requirement for process or methodology skills 12,232 21,572 33,876
As % of all permanent jobs advertised in London 96.04% 91.33% 95.39%
Number of salaries quoted 7,456 16,081 24,248
10th Percentile £42,500 £38,000 £43,750
25th Percentile £56,250 £52,475 £55,000
Median annual salary (50th Percentile) £75,000 £71,000 £75,000
Median % change year-on-year +5.63% -5.33% +7.14%
75th Percentile £100,000 £95,000 £95,000
90th Percentile £123,750 £115,000 £115,000
England median annual salary £57,500 £55,000 £62,500
% change year-on-year +4.55% -12.00% +4.17%

OO
Job Vacancy Trend in London

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

Job vacancy trend for OO in London

OO
Salary Trend in London

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

Salary trend for OO in London

OO
Salary Histogram in London

Salary distribution for jobs citing OO in London over the 6 months to 1 May 2025.

Salary histogram for OO in London

OO
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing OO within the London region over the 6 months to 1 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
Central London -2 27 £85,000 -10.53% 34
South London +17 3 £90,000 +83.67% 3
West London - 2 - - 6
East London - 2 - - 6
North London - 1 £75,000 -
OO
England

OO
Co-occurring Skills and Capabilities in London 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 11 (7.43%) CMS
1 11 (7.43%) Drupal
2 10 (6.76%) WordPress
3 4 (2.70%) Cloud Foundry
3 4 (2.70%) Tomcat
4 3 (2.03%) Confluence
4 3 (2.03%) nginx
5 2 (1.35%) NServiceBus
6 1 (0.68%) Apache
6 1 (0.68%) Camunda
6 1 (0.68%) Oracle SOA Suite
Applications
1 2 (1.35%) Simulink
2 1 (0.68%) Microsoft Office
Business Applications
1 6 (4.05%) Oracle EBS
2 1 (0.68%) SAP S/4HANA
Cloud Services
1 55 (37.16%) Azure
2 38 (25.68%) AWS
3 13 (8.78%) Azure DevOps
4 12 (8.11%) Amazon EKS
4 12 (8.11%) AWS CloudFormation
5 6 (4.05%) GCP
5 6 (4.05%) GitHub
5 6 (4.05%) Serverless
6 4 (2.70%) AWS Lambda
6 4 (2.70%) Azure Logic Apps
6 4 (2.70%) Azure Monitor
6 4 (2.70%) Azure Service Bus
7 3 (2.03%) Amazon ElastiCache
7 3 (2.03%) Amazon OpenSearch
7 3 (2.03%) Amazon S3
7 3 (2.03%) Amazon SQS
7 3 (2.03%) IBM Cloud
8 2 (1.35%) Apigee
8 2 (1.35%) GitHub Actions
8 2 (1.35%) npm
Communications & Networking
1 4 (2.70%) HTTP
2 2 (1.35%) DNS
2 2 (1.35%) Ethernet
2 2 (1.35%) Modbus
2 2 (1.35%) Profibus
2 2 (1.35%) VPN
3 1 (0.68%) FTP
3 1 (0.68%) SSH
Database & Business Intelligence
1 19 (12.84%) MySQL
2 18 (12.16%) Relational Database
3 16 (10.81%) Elasticsearch
3 16 (10.81%) SQL Server
4 13 (8.78%) PostgreSQL
5 12 (8.11%) NoSQL
6 9 (6.08%) Azure SQL Database
7 6 (4.05%) MongoDB
7 6 (4.05%) NonStop SQL
8 4 (2.70%) Amazon Aurora
9 3 (2.03%) Amazon RDS
9 3 (2.03%) Amazon Redshift
10 2 (1.35%) Crystal Reports
10 2 (1.35%) RDBMS
11 1 (0.68%) Big Data
11 1 (0.68%) Cloudera CDH
11 1 (0.68%) Hadoop
11 1 (0.68%) Redis
11 1 (0.68%) SQL Server Integration Services
Development Applications
1 46 (31.08%) Git
2 17 (11.49%) JUnit
3 11 (7.43%) Jenkins
4 9 (6.08%) Maven
4 9 (6.08%) Selenium
4 9 (6.08%) TestNG
5 7 (4.73%) Postman
6 5 (3.38%) Cucumber
6 5 (3.38%) Cypress.io
6 5 (3.38%) GitLab
6 5 (3.38%) JMeter
6 5 (3.38%) NUnit
6 5 (3.38%) SonarQube
6 5 (3.38%) Visual Studio
7 4 (2.70%) Bitbucket
7 4 (2.70%) Burp Suite
7 4 (2.70%) Gatling
7 4 (2.70%) JIRA
7 4 (2.70%) REST Assured
7 4 (2.70%) TestCafe
General
1 67 (45.27%) Finance
2 39 (26.35%) Inclusion and Diversity
3 35 (23.65%) Analytical Skills
3 35 (23.65%) Social Skills
4 27 (18.24%) Front Office
5 12 (8.11%) Public Sector
6 10 (6.76%) Banking
7 4 (2.70%) Presentation Skills
8 3 (2.03%) Back Office
8 3 (2.03%) Manufacturing
8 3 (2.03%) Retail Banking
8 3 (2.03%) Social Science
9 2 (1.35%) Advertising
9 2 (1.35%) Financial Institution
9 2 (1.35%) Marketing
9 2 (1.35%) Organisational Skills
10 1 (0.68%) Aviation
10 1 (0.68%) Investment Banking
10 1 (0.68%) Publishing
10 1 (0.68%) Retail
Job Titles
1 91 (61.49%) Developer
2 40 (27.03%) Senior
3 20 (13.51%) Software Engineer
4 19 (12.84%) Quantitative Developer
4 19 (12.84%) Senior Developer
5 17 (11.49%) Python Developer
5 17 (11.49%) Software Developer
6 16 (10.81%) Lead
7 14 (9.46%) C++ Developer
7 14 (9.46%) C++ Quantitative Developer
7 14 (9.46%) Linux Developer
7 14 (9.46%) Low Latency C++ Developer
7 14 (9.46%) Senior C++ Developer
7 14 (9.46%) Senior C++ Quantitative Developer
7 14 (9.46%) Senior Python Developer
7 14 (9.46%) Senior Quantitative Developer
8 13 (8.78%) C# Developer
9 12 (8.11%) Lead Developer
9 12 (8.11%) Senior Software Engineer
10 11 (7.43%) .NET Developer
Libraries, Frameworks & Software Standards
1 55 (37.16%) .NET
2 43 (29.05%) HTML
3 41 (27.70%) CSS
4 39 (26.35%) React
5 21 (14.19%) AngularJS
5 21 (14.19%) Node.js
6 20 (13.51%) .NET Core
7 19 (12.84%) REST
8 17 (11.49%) RESTful
9 15 (10.14%) Boost C++ Libraries
10 14 (9.46%) Pandas
11 13 (8.78%) ASP.NET
11 13 (8.78%) FastAPI
12 12 (8.11%) HTML5
13 11 (7.43%) jQuery
13 11 (7.43%) Spring
14 10 (6.76%) .NET Framework
14 10 (6.76%) Web Services
15 9 (6.08%) ASP.NET Web API
15 9 (6.08%) Django
Miscellaneous
1 22 (14.86%) Hedge funds
2 20 (13.51%) Data Structures
3 17 (11.49%) Equities
4 16 (10.81%) Algorithms
5 15 (10.14%) Management Information System
6 14 (9.46%) Cyberattack
7 10 (6.76%) Mobile App
8 8 (5.41%) Cloud Native
9 5 (3.38%) Distributed Systems
10 3 (2.03%) Blockchain
10 3 (2.03%) e-Learning
10 3 (2.03%) Greenfield Project
10 3 (2.03%) Hybrid Cloud
10 3 (2.03%) Life Science
10 3 (2.03%) Reinsurance
10 3 (2.03%) Self-Motivation
11 2 (1.35%) Distributed Computing
11 2 (1.35%) N-Tier
11 2 (1.35%) Renewable Energy
12 1 (0.68%) Distributed Applications
Operating Systems
1 38 (25.68%) Linux
2 15 (10.14%) Android
3 3 (2.03%) Windows
4 2 (1.35%) Unix
5 1 (0.68%) Apple iOS
5 1 (0.68%) Red Hat Enterprise Linux
Processes & Methodologies
1 87 (58.78%) Agile
1 87 (58.78%) OOP
2 54 (36.49%) CI/CD
3 46 (31.08%) Software Engineering
4 44 (29.73%) Design Patterns
5 36 (24.32%) Test Automation
6 35 (23.65%) Problem-Solving
7 29 (19.59%) Scrum
8 27 (18.24%) Containerisation
9 26 (17.57%) DevOps
10 25 (16.89%) Continuous Improvement
11 24 (16.22%) Collaborative Working
11 24 (16.22%) Computer Science
12 23 (15.54%) Microservices
13 22 (14.86%) MVC
13 22 (14.86%) OOD
13 22 (14.86%) SDLC
14 20 (13.51%) Kanban
15 19 (12.84%) Low Latency
16 17 (11.49%) Statistics
Programming Languages
1 68 (45.95%) Python
2 64 (43.24%) JavaScript
3 54 (36.49%) Java
4 52 (35.14%) C#
5 47 (31.76%) SQL
6 39 (26.35%) C++
7 22 (14.86%) Go
8 13 (8.78%) TypeScript
9 12 (8.11%) Rust
10 11 (7.43%) PHP
11 5 (3.38%) Scala
12 4 (2.70%) PowerShell
13 3 (2.03%) Shell Script
14 2 (1.35%) Bicep
14 2 (1.35%) C
14 2 (1.35%) Delphi
14 2 (1.35%) MATLAB
14 2 (1.35%) Ruby
15 1 (0.68%) COBOL
15 1 (0.68%) Groovy
Qualifications
1 42 (28.38%) Degree
2 26 (17.57%) Security Cleared
3 18 (12.16%) Computer Science Degree
4 15 (10.14%) DV Cleared
5 14 (9.46%) Master's Degree
6 9 (6.08%) SC Cleared
7 5 (3.38%) ISTQB
7 5 (3.38%) PhD
8 1 (0.68%) DBS Check
8 1 (0.68%) Numerate Degree
Quality Assurance & Compliance
1 6 (4.05%) Accessibility
1 6 (4.05%) QA
2 2 (1.35%) IEC 61131
2 2 (1.35%) ISO/IEC 27001
2 2 (1.35%) NCSC
3 1 (0.68%) ISO 15022
3 1 (0.68%) ISO 20022
3 1 (0.68%) MiFID
System Software
1 32 (21.62%) Docker
Systems Management
1 34 (22.97%) Kubernetes
2 23 (15.54%) Terraform
3 17 (11.49%) Ansible
4 3 (2.03%) Kustomize
4 3 (2.03%) Packer
5 2 (1.35%) Istio
5 2 (1.35%) MIIS
Vendors
1 20 (13.51%) Microsoft
2 8 (5.41%) Oracle
3 7 (4.73%) Red Hat
4 5 (3.38%) IBM
5 4 (2.70%) Okta
6 2 (1.35%) Atlassian
6 2 (1.35%) Google
7 1 (0.68%) Bloomberg
7 1 (0.68%) HP
7 1 (0.68%) Pega
7 1 (0.68%) Reuters
7 1 (0.68%) Salesforce
7 1 (0.68%) SAP
7 1 (0.68%) TIBCO