OO Contracts

Object-Oriented (OO)
UK

The table below provides summary statistics for contract job vacancies requiring OO skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited OO over the 6 months leading up to 16 August 2025, comparing them to the same period in the previous two years.

6 months to
16 Aug 2025
Same period 2024 Same period 2023
Rank 257 166 174
Rank change year-on-year -91 +8 -24
Contract jobs citing OO 337 564 787
As % of all contract jobs advertised in the UK 1.02% 1.45% 1.51%
As % of the Processes & Methodologies category 1.12% 1.70% 1.70%
Number of daily rates quoted 218 390 535
10th Percentile £265 £329 £400
25th Percentile £378 £425 £500
Median daily rate (50th Percentile) £500 £525 £625
Median % change year-on-year -4.76% -16.00% +4.17%
75th Percentile £638 £700 £738
90th Percentile £825 £839 £875
UK excluding London median daily rate £458 £510 £525
% change year-on-year -10.25% -2.86% +5.00%
Number of hourly rates quoted 6 13 36
10th Percentile £55.00 £49.10 £45.88
25th Percentile £59.06 - £48.17
Median hourly rate £72.50 £60.00 £59.84
Median % change year-on-year +20.83% +0.27% +8.80%
75th Percentile £75.00 £85.00 £70.00
90th Percentile - - £78.00
UK excluding London median hourly rate £75.00 £62.00 £59.84
% change year-on-year +20.97% +3.61% +8.80%

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 contract job vacancies requiring process or methodology skills.

Contract vacancies with a requirement for process or methodology skills 29,988 33,146 46,393
As % of all contract IT jobs advertised in the UK 90.50% 85.48% 89.18%
Number of daily rates quoted 18,666 21,203 31,824
10th Percentile £300 £310 £320
25th Percentile £402 £413 £425
Median daily rate (50th Percentile) £500 £525 £544
Median % change year-on-year -4.76% -3.49% -1.09%
75th Percentile £625 £638 £650
90th Percentile £725 £750 £750
UK excluding London median daily rate £475 £500 £500
% change year-on-year -5.00% - -
Number of hourly rates quoted 1,727 1,822 1,504
10th Percentile £14.20 £14.05 £14.25
25th Percentile £17.30 £18.25 £18.55
Median hourly rate £25.15 £40.94 £41.50
Median % change year-on-year -38.57% -1.35% +56.60%
75th Percentile £48.75 £64.25 £65.00
90th Percentile £68.00 £74.54 £77.50
UK excluding London median hourly rate £22.92 £42.50 £37.50
% change year-on-year -46.07% +13.33% +70.45%

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
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing OO.

Daily rate trend for OO in the UK

OO
Daily Rate Histogram

Daily rate distribution for jobs citing OO over the 6 months to 16 August 2025.

Daily rate histogram for OO in the UK

OO
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing OO.

Hourly rate trend for OO in the UK

OO
Hourly Rate Histogram

Hourly rate distribution of jobs citing OO over the 6 months to 16 August 2025.

Hourly rate histogram for OO in the UK

OO
Top 16 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing OO within the UK over the 6 months to 16 August 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England -109 258 £507 -6.80% 468
London -79 153 £625 +13.64% 220
UK excluding London -58 129 £458 -10.25% 313
Work from Home -32 128 £488 - 256
South East -3 34 £223 -55.50% 98
Scotland +4 31 £494 +16.18% 34
North of England -36 18 £436 -10.79% 70
Midlands -22 16 £524 -4.73% 32
South West +8 15 £355 -49.29% 15
East of England -3 13 £500 - 46
Yorkshire -8 13 £463 -26.00% 24
West Midlands -20 13 £524 -4.73% 16
North West -31 5 £410 -13.68% 40
East Midlands - 3 £493 - 16
Wales +3 1 £540 - 6
Northern Ireland -20 1 £450 - 17

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 7 (2.08%) Confluence
2 5 (1.48%) WordPress
3 4 (1.19%) Apache Spark
3 4 (1.19%) CMS
3 4 (1.19%) Drupal
3 4 (1.19%) IIS
3 4 (1.19%) Jupyter
3 4 (1.19%) SAS
4 3 (0.89%) Apache
4 3 (0.89%) Apache Airflow
5 2 (0.59%) Adobe Experience Manager
5 2 (0.59%) Anypoint
5 2 (0.59%) Appian
5 2 (0.59%) Camunda
5 2 (0.59%) Mule
5 2 (0.59%) Oracle Workflow
6 1 (0.30%) Luigi
6 1 (0.30%) nginx
6 1 (0.30%) Oracle SOA Suite
6 1 (0.30%) Tomcat
Applications
1 3 (0.89%) Simulink
2 2 (0.59%) Microsoft Excel
3 1 (0.30%) Microsoft Office
3 1 (0.30%) MS Visio
Business Applications
1 7 (2.08%) SAP S/4HANA
2 2 (0.59%) OpenText MBPM
2 2 (0.59%) Oracle BPM
2 2 (0.59%) SAP PLM
3 1 (0.30%) Remedy ITSM
3 1 (0.30%) SAP Convergent Charging
3 1 (0.30%) SAP CRM
3 1 (0.30%) SAP EWM
3 1 (0.30%) SAP GTS
3 1 (0.30%) SAP Travel Management
3 1 (0.30%) Workday HCM
Cloud Services
1 72 (21.36%) Azure
2 44 (13.06%) AWS
3 21 (6.23%) Azure DevOps
4 20 (5.93%) GCP
5 14 (4.15%) Power Platform
6 12 (3.56%) GitHub
6 12 (3.56%) PowerApps
7 11 (3.26%) Serverless
8 8 (2.37%) Power Automate
9 7 (2.08%) Azure Service Bus
9 7 (2.08%) SaaS
10 6 (1.78%) Sauce Labs
11 5 (1.48%) Amazon Bedrock
11 5 (1.48%) Amazon S3
11 5 (1.48%) Amazon SageMaker
11 5 (1.48%) GitHub Actions
12 4 (1.19%) AWS Lambda
12 4 (1.19%) Azure AKS
12 4 (1.19%) Google Kubernetes Engine
12 4 (1.19%) OpenShift
Communications & Networking
1 12 (3.56%) HTTP
2 10 (2.97%) Wireless
3 6 (1.78%) TCP/IP
4 2 (0.59%) DNS
4 2 (0.59%) Internet
4 2 (0.59%) SAN
5 1 (0.30%) Ethernet
5 1 (0.30%) Fibre Channel
5 1 (0.30%) iSCSI
5 1 (0.30%) SSL
Database & Business Intelligence
1 71 (21.07%) Relational Database
2 27 (8.01%) MySQL
3 26 (7.72%) SQL Server
4 20 (5.93%) PostgreSQL
5 14 (4.15%) NoSQL
6 8 (2.37%) RDBMS
7 7 (2.08%) BigQuery
7 7 (2.08%) MariaDB
8 6 (1.78%) Big Data
9 5 (1.48%) Azure SQL Database
9 5 (1.48%) MongoDB
9 5 (1.48%) SAP HANA
10 3 (0.89%) ClickHouse
10 3 (0.89%) Data Warehouse
10 3 (0.89%) DB2
10 3 (0.89%) Hadoop
10 3 (0.89%) KDB
11 2 (0.59%) NonStop SQL
11 2 (0.59%) SAP BW
11 2 (0.59%) SQL Server Integration Services
Development Applications
1 84 (24.93%) Git
2 24 (7.12%) JIRA
3 20 (5.93%) Cucumber
4 16 (4.75%) TeamCity
5 14 (4.15%) JUnit
6 13 (3.86%) Bitbucket
7 12 (3.56%) Browser DevTools
7 12 (3.56%) Jenkins
8 9 (2.67%) Eclipse
8 9 (2.67%) Maven
9 8 (2.37%) IntelliJ
9 8 (2.37%) Selenium
10 7 (2.08%) SonarQube
11 6 (1.78%) Android Studio
11 6 (1.78%) Firebug
11 6 (1.78%) Team Foundation Server
11 6 (1.78%) Visual Studio
11 6 (1.78%) Xcode
12 5 (1.48%) Cypress.io
12 5 (1.48%) NUnit
General
1 128 (37.98%) Social Skills
2 77 (22.85%) Finance
3 48 (14.24%) Banking
4 44 (13.06%) Analytical Skills
5 41 (12.17%) Front Office
6 31 (9.20%) Public Sector
7 30 (8.90%) Investment Banking
8 10 (2.97%) Financial Institution
8 10 (2.97%) Inclusion and Diversity
9 9 (2.67%) Organisational Skills
10 8 (2.37%) Manufacturing
10 8 (2.37%) Telecoms
11 6 (1.78%) Electronics
12 5 (1.48%) Documentation Skills
12 5 (1.48%) Marketing
13 3 (0.89%) Law
14 2 (0.59%) Advertising
14 2 (0.59%) Influencing Skills
15 1 (0.30%) Digital Health
15 1 (0.30%) Presentation Skills
Job Titles
1 179 (53.12%) Developer
2 33 (9.79%) .NET Developer
2 33 (9.79%) Senior
3 32 (9.50%) Software Engineer
4 28 (8.31%) C# Developer
5 26 (7.72%) Python Developer
5 26 (7.72%) Senior Developer
6 23 (6.82%) C# .NET Developer
6 23 (6.82%) Lead
7 21 (6.23%) Full-Stack Developer
8 20 (5.93%) Analyst
9 19 (5.64%) Technical Support
10 18 (5.34%) Java Developer
11 16 (4.75%) Scala Developer
12 15 (4.45%) Python Engineer
13 14 (4.15%) Programmer
13 14 (4.15%) Support Engineer
13 14 (4.15%) Technical Analyst
14 13 (3.86%) Architect
14 13 (3.86%) Python Programmer
Libraries, Frameworks & Software Standards
1 78 (23.15%) .NET
2 57 (16.91%) CSS
3 55 (16.32%) HTML
4 54 (16.02%) React
5 40 (11.87%) AngularJS
6 37 (10.98%) REST
7 27 (8.01%) Kafka
7 27 (8.01%) RESTful
7 27 (8.01%) Web Services
8 25 (7.42%) SOAP
9 24 (7.12%) XML
10 19 (5.64%) .NET Core
10 19 (5.64%) Spring
11 18 (5.34%) Node.js
12 17 (5.04%) Vue
13 16 (4.75%) ASP.NET Web API
14 15 (4.45%) Ajax
14 15 (4.45%) ASP.NET
14 15 (4.45%) Spring Boot
15 14 (4.15%) JMS
Miscellaneous
1 41 (12.17%) Algorithms
2 23 (6.82%) Data Structures
3 22 (6.53%) Management Information System
4 20 (5.93%) Foreign Exchange (FX)
5 16 (4.75%) Fixed Income
6 14 (4.15%) Distributed Systems
6 14 (4.15%) Hedge funds
7 13 (3.86%) Enterprise Software
7 13 (3.86%) Greenfield Project
8 12 (3.56%) Derivative
8 12 (3.56%) Product Ownership
9 9 (2.67%) Equities
10 8 (2.37%) Legacy Systems
11 7 (2.08%) Cloud Native
11 7 (2.08%) Self-Motivation
12 6 (1.78%) Mobile App
13 4 (1.19%) CUDA
13 4 (1.19%) Replication
14 3 (0.89%) Market Risk
14 3 (0.89%) Virtual Team
Operating Systems
1 68 (20.18%) Linux
2 48 (14.24%) Unix
3 34 (10.09%) Windows
4 9 (2.67%) Android
5 2 (0.59%) Apple iOS
5 2 (0.59%) Red Hat Enterprise Linux
6 1 (0.30%) Data ONTAP
6 1 (0.30%) Robot Operating System
6 1 (0.30%) Windows Server
Processes & Methodologies
1 159 (47.18%) Agile
2 130 (38.58%) OOP
3 76 (22.55%) DevOps
4 75 (22.26%) Problem-Solving
5 74 (21.96%) CI/CD
5 74 (21.96%) Software Engineering
6 68 (20.18%) Scrum
7 64 (18.99%) Design Patterns
8 61 (18.10%) TDD
9 54 (16.02%) Microservices
10 51 (15.13%) Full-Stack Development
11 49 (14.54%) Test Automation
12 46 (13.65%) Computer Science
13 44 (13.06%) Clean Code
14 41 (12.17%) OOD
15 37 (10.98%) SOLID
16 35 (10.39%) BDD
17 29 (8.61%) Continuous Integration
18 28 (8.31%) Mentoring
19 26 (7.72%) Containerisation
Programming Languages
1 132 (39.17%) Python
2 123 (36.50%) JavaScript
3 114 (33.83%) Java
4 108 (32.05%) SQL
5 96 (28.49%) C#
6 43 (12.76%) C++
7 32 (9.50%) TypeScript
8 30 (8.90%) Perl
9 24 (7.12%) Scala
10 13 (3.86%) ABAP
11 11 (3.26%) Ruby
12 10 (2.97%) C
12 10 (2.97%) Kotlin
13 9 (2.67%) Go
14 7 (2.08%) PowerShell
14 7 (2.08%) Shell Script
14 7 (2.08%) T-SQL
15 5 (1.48%) PHP
16 4 (1.19%) Bash
17 3 (0.89%) Apex Code
Qualifications
1 42 (12.46%) Degree
2 39 (11.57%) Security Cleared
3 33 (9.79%) Computer Science Degree
4 31 (9.20%) SC Cleared
5 11 (3.26%) Master's Degree
6 5 (1.48%) AWS Certification
6 5 (1.48%) BPSS Clearance
7 2 (0.59%) CISSP
7 2 (0.59%) DV Cleared
7 2 (0.59%) ISTQB
Quality Assurance & Compliance
1 22 (6.53%) QA
2 6 (1.78%) Accessibility
3 3 (0.89%) WCAG
4 2 (0.59%) HL7
4 2 (0.59%) ISO 15022
4 2 (0.59%) ISO 20022
4 2 (0.59%) MISRA
4 2 (0.59%) MISRA C
4 2 (0.59%) SLA
5 1 (0.30%) Data Quality
5 1 (0.30%) DICOM
5 1 (0.30%) ISO 13485
5 1 (0.30%) Software Quality Assurance
System Software
1 44 (13.06%) Docker
2 2 (0.59%) GPFS
3 1 (0.30%) NFS
3 1 (0.30%) Virtual Machines
Systems Management
1 42 (12.46%) Kubernetes
2 28 (8.31%) Terraform
3 15 (4.45%) Ansible
4 8 (2.37%) Grafana
5 4 (1.19%) Progress Chef
6 3 (0.89%) Prometheus
7 2 (0.59%) CloudHub
7 2 (0.59%) Veritas Storage Foundation
8 1 (0.30%) HP Operations Orchestration
8 1 (0.30%) Puppet
8 1 (0.30%) Single Sign-On
Vendors
1 40 (11.87%) Oracle
2 35 (10.39%) Microsoft
3 19 (5.64%) SAP
4 16 (4.75%) ServiceNow
5 15 (4.45%) Google
6 11 (3.26%) Splunk
7 8 (2.37%) Blue Prism
7 8 (2.37%) IBM
7 8 (2.37%) Salesforce
8 6 (1.78%) GoldenSource
8 6 (1.78%) Sybase
9 5 (1.48%) Workday
10 4 (1.19%) Bloomberg
10 4 (1.19%) Reuters
10 4 (1.19%) TIBCO
11 3 (0.89%) Dataiku
11 3 (0.89%) DataRobot
12 2 (0.59%) Ariba
12 2 (0.59%) MuleSoft
12 2 (0.59%) NetApp