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 30 June 2025, comparing them to the same period in the previous two years.

6 months to
30 Jun 2025
Same period 2024 Same period 2023
Rank 263 194 177
Rank change year-on-year -69 -17 -16
Contract jobs citing OO 299 529 827
As % of all contract jobs advertised in the UK 0.98% 1.23% 1.48%
As % of the Processes & Methodologies category 1.07% 1.44% 1.66%
Number of daily rates quoted 195 354 554
10th Percentile £375 £368 £400
25th Percentile £450 £459 £500
Median daily rate (50th Percentile) £525 £540 £625
Median % change year-on-year -2.78% -13.60% +4.17%
75th Percentile £674 £700 £750
90th Percentile £850 £825 £875
UK excluding London median daily rate £500 £525 £550
% change year-on-year -4.76% -4.55% +10.00%
Number of hourly rates quoted 3 17 22
10th Percentile £69.00 £50.80 £47.50
25th Percentile £71.25 £60.00 £47.56
Median hourly rate £75.00 £64.00 £59.52
Median % change year-on-year +17.19% +7.54% +8.21%
75th Percentile - £80.00 £75.38
90th Percentile - £85.00 £78.00
UK excluding London median hourly rate £75.00 £64.00 £62.00
% change year-on-year +17.19% +3.23% +12.73%

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 27,864 36,803 49,880
As % of all contract IT jobs advertised in the UK 90.90% 85.25% 89.53%
Number of daily rates quoted 17,568 23,445 34,342
10th Percentile £300 £300 £325
25th Percentile £405 £413 £438
Median daily rate (50th Percentile) £504 £525 £550
Median % change year-on-year -4.00% -4.55% +1.85%
75th Percentile £625 £638 £650
90th Percentile £738 £750 £750
UK excluding London median daily rate £475 £500 £500
% change year-on-year -5.00% - +0.30%
Number of hourly rates quoted 1,367 2,552 1,711
10th Percentile £14.20 £12.74 £11.87
25th Percentile £17.40 £16.06 £16.25
Median hourly rate £25.15 £37.50 £36.00
Median % change year-on-year -32.93% +4.17% +38.46%
75th Percentile £53.91 £61.30 £64.56
90th Percentile £70.00 £72.50 £75.00
UK excluding London median hourly rate £24.66 £38.12 £35.00
% change year-on-year -35.31% +8.91% +66.67%

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 30 June 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
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 30 June 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 -78 228 £540 -1.82% 1,707
London -43 144 £634 +10.22% 889
Work from Home 0 135 £525 +5.00% 797
UK excluding London -37 106 £500 -4.76% 932
South East +29 28 £500 -8.05% 192
Scotland +6 26 £488 +39.29% 92
Midlands +12 15 £523 +2.45% 115
West Midlands +9 14 £524 +3.25% 61
East of England +17 11 £500 -16.67% 156
North of England -21 11 £500 +2.25% 212
South West +14 10 £413 -41.07% 109
North West -14 8 £500 +2.25% 118
Yorkshire 0 3 £464 -2.26% 72
Northern Ireland -5 3 £325 - 36
Wales +8 2 £570 - 31
East Midlands - 1 £276 - 54

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 (2.34%) CMS
2 6 (2.01%) Apache
3 5 (1.67%) Confluence
4 4 (1.34%) Drupal
4 4 (1.34%) Jupyter
4 4 (1.34%) WordPress
5 3 (1.00%) Apache Spark
6 2 (0.67%) Adobe Experience Manager
6 2 (0.67%) Anypoint
6 2 (0.67%) Appian
6 2 (0.67%) Camunda
6 2 (0.67%) IIS
6 2 (0.67%) Mule
6 2 (0.67%) Oracle SOA Suite
6 2 (0.67%) Oracle Workflow
7 1 (0.33%) Apache Airflow
7 1 (0.33%) nginx
7 1 (0.33%) SAS
7 1 (0.33%) Tomcat
Applications
1 3 (1.00%) Microsoft Excel
1 3 (1.00%) Simulink
Business Applications
1 7 (2.34%) SAP S/4HANA
2 2 (0.67%) OpenText MBPM
2 2 (0.67%) Oracle BPM
3 1 (0.33%) Salesforce CRM
3 1 (0.33%) SAP Convergent Charging
3 1 (0.33%) SAP CRM
3 1 (0.33%) SAP EWM
3 1 (0.33%) SAP GTS
3 1 (0.33%) SAP PLM
3 1 (0.33%) SAP Travel Management
Cloud Services
1 62 (20.74%) Azure
2 44 (14.72%) AWS
3 26 (8.70%) GCP
4 23 (7.69%) Azure DevOps
5 13 (4.35%) Power Platform
6 12 (4.01%) PowerApps
7 11 (3.68%) GitHub
8 9 (3.01%) Serverless
9 6 (2.01%) Amazon S3
9 6 (2.01%) Azure Service Bus
10 5 (1.67%) Amazon Bedrock
10 5 (1.67%) Amazon SageMaker
10 5 (1.67%) OpenShift
11 4 (1.34%) GitHub Actions
12 3 (1.00%) AWS CloudFormation
12 3 (1.00%) AWS Lambda
12 3 (1.00%) dbt
12 3 (1.00%) Salesforce Service Cloud
13 2 (0.67%) CloudBees
13 2 (0.67%) IaaS
Communications & Networking
1 6 (2.01%) Internet
1 6 (2.01%) TCP/IP
2 4 (1.34%) Wireless
3 3 (1.00%) HTTP
4 2 (0.67%) SAN
5 1 (0.33%) Ethernet
5 1 (0.33%) Fibre Channel
5 1 (0.33%) iSCSI
Database & Business Intelligence
1 41 (13.71%) Relational Database
2 25 (8.36%) SQL Server
3 14 (4.68%) MySQL
3 14 (4.68%) NoSQL
4 13 (4.35%) PostgreSQL
5 12 (4.01%) SAP HANA
6 6 (2.01%) RDBMS
7 5 (1.67%) Azure SQL Database
7 5 (1.67%) MongoDB
8 4 (1.34%) Big Data
9 3 (1.00%) BigQuery
9 3 (1.00%) ClickHouse
9 3 (1.00%) Hadoop
9 3 (1.00%) KDB
10 2 (0.67%) Data Warehouse
10 2 (0.67%) DB2
10 2 (0.67%) NonStop SQL
10 2 (0.67%) Redis
11 1 (0.33%) BusinessObjects
11 1 (0.33%) SQL Server Integration Services
Development Applications
1 79 (26.42%) Git
2 23 (7.69%) JIRA
3 21 (7.02%) Cucumber
4 20 (6.69%) Jenkins
5 17 (5.69%) TeamCity
6 16 (5.35%) Bitbucket
7 12 (4.01%) Maven
8 8 (2.68%) IntelliJ
8 8 (2.68%) JUnit
8 8 (2.68%) Subversion
8 8 (2.68%) Visual Studio
9 7 (2.34%) SonarQube
10 6 (2.01%) Cypress.io
10 6 (2.01%) Selenium
11 5 (1.67%) NUnit
11 5 (1.67%) Sonatype Nexus
11 5 (1.67%) Team Foundation Server
12 4 (1.34%) Bitbucket Server
12 4 (1.34%) MLflow
12 4 (1.34%) Visual Studio Code
General
1 105 (35.12%) Social Skills
2 69 (23.08%) Finance
3 52 (17.39%) Banking
4 48 (16.05%) Front Office
5 43 (14.38%) Analytical Skills
6 32 (10.70%) Investment Banking
7 27 (9.03%) Public Sector
8 11 (3.68%) Telecoms
9 10 (3.34%) Inclusion and Diversity
9 10 (3.34%) Manufacturing
10 9 (3.01%) Financial Institution
11 8 (2.68%) Electronics
11 8 (2.68%) Marketing
11 8 (2.68%) Organisational Skills
12 3 (1.00%) Wholesale Banking
13 2 (0.67%) Advertising
13 2 (0.67%) Documentation Skills
13 2 (0.67%) Law
13 2 (0.67%) Legal
14 1 (0.33%) Presentation Skills
Job Titles
1 178 (59.53%) Developer
2 47 (15.72%) Senior
3 38 (12.71%) Senior Developer
3 38 (12.71%) Software Engineer
4 37 (12.37%) C# Developer
5 35 (11.71%) .NET Developer
6 28 (9.36%) C# .NET Developer
6 28 (9.36%) Lead
7 26 (8.70%) Python Developer
8 21 (7.02%) Full-Stack Developer
9 18 (6.02%) Java Developer
10 17 (5.69%) Scala Developer
11 15 (5.02%) Analyst
12 14 (4.68%) SAP Developer
12 14 (4.68%) Senior .NET Developer
13 13 (4.35%) ABAP Developer
13 13 (4.35%) Architect
13 13 (4.35%) Electronic Trading Developer
14 12 (4.01%) Azure Developer
14 12 (4.01%) C# Developer - Electronic Trading
Libraries, Frameworks & Software Standards
1 80 (26.76%) .NET
2 52 (17.39%) HTML
3 49 (16.39%) CSS
4 42 (14.05%) React
5 33 (11.04%) AngularJS
5 33 (11.04%) REST
6 32 (10.70%) Web Services
7 25 (8.36%) RESTful
8 22 (7.36%) .NET Core
9 21 (7.02%) Kafka
10 19 (6.35%) SOAP
11 18 (6.02%) Vue
12 17 (5.69%) ASP.NET
12 17 (5.69%) Node.js
13 14 (4.68%) Spring
14 13 (4.35%) FastAPI
15 12 (4.01%) .NET Framework
15 12 (4.01%) Ajax
15 12 (4.01%) Reactive Extensions
15 12 (4.01%) Spring Boot
Miscellaneous
1 41 (13.71%) Algorithms
2 22 (7.36%) Data Structures
3 19 (6.35%) Foreign Exchange (FX)
4 18 (6.02%) Enterprise Software
5 16 (5.35%) Product Ownership
6 13 (4.35%) Distributed Systems
7 12 (4.01%) Greenfield Project
7 12 (4.01%) Hedge funds
8 11 (3.68%) Derivative
8 11 (3.68%) Fixed Income
9 10 (3.34%) Management Information System
10 7 (2.34%) Self-Motivation
11 6 (2.01%) Cloud Native
11 6 (2.01%) Equities
11 6 (2.01%) Legacy Code
11 6 (2.01%) Legacy Systems
12 4 (1.34%) Equity Derivative
12 4 (1.34%) Virtual Team
13 3 (1.00%) CUDA
13 3 (1.00%) Distributed Computing
Operating Systems
1 57 (19.06%) Linux
2 35 (11.71%) Unix
3 22 (7.36%) Windows
4 3 (1.00%) Embedded Linux
4 3 (1.00%) Red Hat Enterprise Linux
5 1 (0.33%) Data ONTAP
5 1 (0.33%) Windows Server
Processes & Methodologies
1 147 (49.16%) Agile
2 100 (33.44%) OOP
3 86 (28.76%) Design Patterns
4 81 (27.09%) Software Engineering
5 73 (24.41%) CI/CD
6 69 (23.08%) Problem-Solving
7 68 (22.74%) TDD
8 63 (21.07%) Scrum
9 60 (20.07%) DevOps
10 46 (15.38%) Full-Stack Development
10 46 (15.38%) Microservices
11 44 (14.72%) Clean Code
12 40 (13.38%) BDD
12 40 (13.38%) Test Automation
13 39 (13.04%) SOLID
14 33 (11.04%) Computer Science
15 32 (10.70%) Mentoring
16 30 (10.03%) OOD
17 29 (9.70%) Containerisation
18 28 (9.36%) Multithreading
Programming Languages
1 114 (38.13%) Python
2 104 (34.78%) JavaScript
3 97 (32.44%) SQL
4 92 (30.77%) Java
5 90 (30.10%) C#
6 43 (14.38%) C++
7 37 (12.37%) TypeScript
8 21 (7.02%) Scala
9 17 (5.69%) ABAP
10 13 (4.35%) Perl
11 11 (3.68%) PHP
11 11 (3.68%) PowerShell
12 9 (3.01%) C
13 8 (2.68%) Ruby
13 8 (2.68%) Shell Script
14 7 (2.34%) Go
15 4 (1.34%) Apex Code
15 4 (1.34%) Kotlin
15 4 (1.34%) T-SQL
15 4 (1.34%) VBA
Qualifications
1 36 (12.04%) Security Cleared
2 29 (9.70%) Degree
2 29 (9.70%) SC Cleared
3 24 (8.03%) Computer Science Degree
4 9 (3.01%) BPSS Clearance
5 8 (2.68%) AWS Certification
5 8 (2.68%) Master's Degree
6 4 (1.34%) DV Cleared
7 3 (1.00%) SAP Certification
8 1 (0.33%) AWS Certified Solutions Architect
8 1 (0.33%) Azure Certification
8 1 (0.33%) Microsoft Certification
8 1 (0.33%) TOGAF Certification
Quality Assurance & Compliance
1 9 (3.01%) QA
2 4 (1.34%) Accessibility
3 3 (1.00%) WCAG
4 2 (0.67%) ISO 15022
4 2 (0.67%) ISO 20022
5 1 (0.33%) DICOM
5 1 (0.33%) HL7
5 1 (0.33%) ISO 13485
5 1 (0.33%) MISRA
5 1 (0.33%) MISRA C
5 1 (0.33%) Software Quality Assurance
System Software
1 44 (14.72%) Docker
2 2 (0.67%) GPFS
3 1 (0.33%) Embedded Firmware
3 1 (0.33%) Firmware
3 1 (0.33%) NFS
3 1 (0.33%) Virtual Machines
Systems Management
1 39 (13.04%) Kubernetes
2 25 (8.36%) Terraform
3 15 (5.02%) Ansible
4 5 (1.67%) Grafana
5 3 (1.00%) Prometheus
6 2 (0.67%) CloudHub
6 2 (0.67%) Progress Chef
6 2 (0.67%) Veritas Storage Foundation
Vendors
1 30 (10.03%) Microsoft
2 27 (9.03%) Oracle
3 26 (8.70%) SAP
4 12 (4.01%) Google
5 7 (2.34%) Salesforce
6 6 (2.01%) IBM
6 6 (2.01%) Sybase
6 6 (2.01%) Zend
7 4 (1.34%) Bloomberg
7 4 (1.34%) Reuters
8 3 (1.00%) Dataiku
8 3 (1.00%) DataRobot
8 3 (1.00%) Splunk
8 3 (1.00%) Workday
9 2 (0.67%) Adobe
9 2 (0.67%) Ariba
9 2 (0.67%) EMC
9 2 (0.67%) MuleSoft
9 2 (0.67%) NetApp
9 2 (0.67%) Veritas