OpenAPI Specification
UK

The following table provides summary statistics for contract job vacancies with a requirement for OpenAPI skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited OpenAPI over the 6 months to 27 April 2024 with a comparison to the same period in the previous 2 years.

6 months to
27 Apr 2024
Same period 2023 Same period 2022
Rank 552 627 730
Rank change year-on-year +75 +103 -163
Contract jobs citing OpenAPI 46 92 119
As % of all contract jobs advertised in the UK 0.11% 0.15% 0.13%
As % of the Libraries, Frameworks & Software Standards category 0.52% 0.66% 0.49%
Number of daily rates quoted 35 59 77
10th Percentile £338 £458 £463
25th Percentile £438 £473 £475
Median daily rate (50th Percentile) £489 £600 £513
Median % change year-on-year -18.50% +17.07% -
75th Percentile £566 £675 £600
90th Percentile £623 £775 £703
UK excluding London median daily rate £499 £600 £550
% change year-on-year -16.88% +9.09% +10.00%
Number of hourly rates quoted 0 1 0
Median hourly rate - £70.00 -
UK excluding London median hourly rate - - -

All Software Libraries and Frameworks
UK

OpenAPI is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 8,876 13,931 24,130
As % of all contract IT jobs advertised in the UK 20.50% 23.29% 27.16%
Number of daily rates quoted 6,162 10,182 17,689
10th Percentile £338 £400 £400
25th Percentile £425 £463 £463
Median daily rate (50th Percentile) £525 £550 £550
Median % change year-on-year -4.55% - +10.00%
75th Percentile £650 £675 £660
90th Percentile £767 £775 £750
UK excluding London median daily rate £500 £500 £500
% change year-on-year - - +14.94%
Number of hourly rates quoted 224 153 242
10th Percentile £20.91 £31.60 £21.10
25th Percentile £39.98 £48.50 £35.00
Median hourly rate £46.18 £65.00 £49.00
Median % change year-on-year -28.95% +32.65% +8.89%
75th Percentile £65.00 £75.00 £64.94
90th Percentile £75.00 £80.85 £75.00
UK excluding London median hourly rate £47.50 £65.00 £49.00
% change year-on-year -26.92% +32.65% +8.89%

OpenAPI
Job Vacancy Trend

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

Job vacancy trend for OpenAPI in the UK

OpenAPI
Contractor Daily Rate Trend

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

Daily rate trend for OpenAPI in the UK

OpenAPI
Daily Rate Histogram

Daily rate distribution for jobs citing OpenAPI over the 6 months to 27 April 2024.

Daily rate histogram for OpenAPI in the UK

OpenAPI
Contractor Hourly Rate Trend

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

Hourly rate trend for OpenAPI in the UK

OpenAPI
Top 11 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing OpenAPI within the UK over the 6 months to 27 April 2024. 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 +87 38 £490 -18.42% 16
Work from Home +91 26 £488 -18.75% 10
London +73 23 £475 +2.15% 12
UK excluding London +50 14 £499 -16.88% 8
East Midlands - 5 £490 -
Midlands - 5 £490 -
South East +10 4 £600 -7.69% 1
Scotland +33 3 £625 - 4
North of England +29 1 £325 -45.83%
East of England +17 1 £325 -38.10%
North West - 1 £325 -

OpenAPI
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 6 (13.04%) Anypoint
2 5 (10.87%) Confluence
3 3 (6.52%) nginx
3 3 (6.52%) Tomcat
4 1 (2.17%) CMS
Business Applications
1 1 (2.17%) Salesforce CRM
Cloud Services
1 24 (52.17%) AWS
2 22 (47.83%) Azure
3 15 (32.61%) Serverless
4 9 (19.57%) Apigee
5 6 (13.04%) AWS Lambda
5 6 (13.04%) OpenShift
5 6 (13.04%) SaaS
6 3 (6.52%) Amazon ElastiCache
6 3 (6.52%) Amazon OpenSearch
6 3 (6.52%) Amazon SQS
6 3 (6.52%) Azure Functions
6 3 (6.52%) Azure Service Bus
6 3 (6.52%) GCP
6 3 (6.52%) GitHub
6 3 (6.52%) iPaaS
6 3 (6.52%) PaaS
7 2 (4.35%) Azure API Management
7 2 (4.35%) Azure Cosmos DB
7 2 (4.35%) Azure Logic Apps
7 2 (4.35%) Snowflake
Communications & Networking
1 4 (8.70%) Firewall
2 3 (6.52%) HTTP
3 2 (4.35%) Internet
Database & Business Intelligence
1 10 (21.74%) NoSQL
2 7 (15.22%) SQL Server
3 4 (8.70%) MongoDB
3 4 (8.70%) PostgreSQL
4 3 (6.52%) Amazon Aurora
4 3 (6.52%) Amazon RDS
4 3 (6.52%) Elasticsearch
5 2 (4.35%) Azure SQL Database
5 2 (4.35%) Big Data
5 2 (4.35%) Data Lake
5 2 (4.35%) Redis
5 2 (4.35%) Relational Database
6 1 (2.17%) DynamoDB
Development Applications
1 11 (23.91%) Git
2 9 (19.57%) Jenkins
3 6 (13.04%) TeamCity
4 5 (10.87%) Bitbucket
4 5 (10.87%) JIRA
4 5 (10.87%) Postman
5 4 (8.70%) Cucumber
6 3 (6.52%) EasyMock
6 3 (6.52%) JUnit
6 3 (6.52%) Maven
6 3 (6.52%) Mockito
6 3 (6.52%) Selenium
6 3 (6.52%) SonarQube
6 3 (6.52%) TestNG
7 2 (4.35%) GitLab
7 2 (4.35%) Karma Test Runner
8 1 (2.17%) Cypress.io
8 1 (2.17%) Xcode
General
1 8 (17.39%) Social Skills
2 7 (15.22%) Finance
3 3 (6.52%) Public Sector
4 1 (2.17%) Analytical Skills
4 1 (2.17%) Banking
4 1 (2.17%) Health Technology
4 1 (2.17%) Tech for Good
4 1 (2.17%) Telecoms
Job Titles
1 30 (65.22%) Developer
2 6 (13.04%) Analyst
2 6 (13.04%) Backend Developer
2 6 (13.04%) MuleSoft Developer
3 5 (10.87%) Architect
3 5 (10.87%) Software Developer
3 5 (10.87%) Technical Analyst
4 4 (8.70%) Angular Developer
4 4 (8.70%) Solutions Architect
5 3 (6.52%) Azure Developer
5 3 (6.52%) C# Developer
5 3 (6.52%) Java Developer
6 2 (4.35%) .NET Developer
6 2 (4.35%) C++ Developer
6 2 (4.35%) Cloud Developer
6 2 (4.35%) Infrastructure Architect
6 2 (4.35%) Infrastructure Solutions Architect
6 2 (4.35%) Python Developer
6 2 (4.35%) Senior Developer
6 2 (4.35%) SQL Developer
Libraries, Frameworks & Software Standards
1 42 (91.30%) Swagger
2 28 (60.87%) REST
3 13 (28.26%) SOAP
4 11 (23.91%) Node.js
4 11 (23.91%) RAML
4 11 (23.91%) Spring
5 6 (13.04%) ActiveMQ
5 6 (13.04%) Apache Camel
5 6 (13.04%) JSON
5 6 (13.04%) Kafka
5 6 (13.04%) RabbitMQ
6 5 (10.87%) CSS
6 5 (10.87%) HTML
6 5 (10.87%) RESTful
7 4 (8.70%) .NET
7 4 (8.70%) AngularJS
7 4 (8.70%) Spring Boot
7 4 (8.70%) YAML
8 3 (6.52%) Laravel
8 3 (6.52%) Mustache
Miscellaneous
1 8 (17.39%) Public Cloud
2 7 (15.22%) Distributed Systems
3 5 (10.87%) Hybrid Cloud
4 3 (6.52%) IoT
5 2 (4.35%) Cloud Native
5 2 (4.35%) Data Fabric
5 2 (4.35%) Product Ownership
6 1 (2.17%) Augmented Reality
6 1 (2.17%) Data Protection Act
6 1 (2.17%) Greenfield Project
6 1 (2.17%) Mobile App
Operating Systems
1 4 (8.70%) Windows
2 3 (6.52%) Linux
2 3 (6.52%) Unix
3 1 (2.17%) Apple iOS
Processes & Methodologies
1 18 (39.13%) CI/CD
2 15 (32.61%) Agile
3 13 (28.26%) Software Engineering
3 13 (28.26%) Test Automation
4 12 (26.09%) API Management
4 12 (26.09%) Microservices
5 10 (21.74%) API Design
5 10 (21.74%) Configuration Management
6 9 (19.57%) DevOps
6 9 (19.57%) Integration Patterns
6 9 (19.57%) TDD
7 8 (17.39%) Data Modelling
7 8 (17.39%) Software Delivery
8 7 (15.22%) Infrastructure as Code
9 6 (13.04%) Acceptance Criteria
9 6 (13.04%) API Development
9 6 (13.04%) Architectural Design
9 6 (13.04%) Continuous Deployment
9 6 (13.04%) Digital Transformation Programme
9 6 (13.04%) Project Delivery
Programming Languages
1 16 (34.78%) SQL
2 13 (28.26%) Java
3 12 (26.09%) Python
4 10 (21.74%) C#
5 8 (17.39%) JavaScript
6 6 (13.04%) TypeScript
7 3 (6.52%) C
7 3 (6.52%) PHP
8 2 (4.35%) C++
9 1 (2.17%) MATLAB
9 1 (2.17%) Shell Script
9 1 (2.17%) Swift
Qualifications
1 5 (10.87%) Degree
2 3 (6.52%) Computer Science Degree
2 3 (6.52%) Security Cleared
3 2 (4.35%) SC Cleared
Quality Assurance & Compliance
1 5 (10.87%) QA
2 1 (2.17%) Disclosure Scotland
2 1 (2.17%) ISO/IEC 27001
System Software
1 16 (34.78%) Docker
Systems Management
1 14 (30.43%) Kubernetes
2 9 (19.57%) Ansible
2 9 (19.57%) Terraform
3 3 (6.52%) Kustomize
3 3 (6.52%) Packer
4 1 (2.17%) Grafana
4 1 (2.17%) Istio
4 1 (2.17%) Kibana
4 1 (2.17%) Prometheus
Vendors
1 9 (19.57%) Google
2 8 (17.39%) Microsoft
3 7 (15.22%) Salesforce
4 6 (13.04%) MuleSoft
4 6 (13.04%) Oracle
4 6 (13.04%) SAP
4 6 (13.04%) WSO2
5 5 (10.87%) Atlassian
6 3 (6.52%) Red Hat
7 2 (4.35%) Databricks
7 2 (4.35%) OpenAI