OpenAPI Contracts in the South East

OpenAPI Specification
England > South East

The table below provides summary statistics for contract job vacancies advertised in the South East requiring OpenAPI skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited OpenAPI over the 6 months leading up to 7 August 2025, comparing them to the same period in the previous two years.

6 months to
7 Aug 2025
Same period 2024 Same period 2023
Rank 163 185 197
Rank change year-on-year +22 +12 +75
Contract jobs citing OpenAPI 6 4 17
As % of all contract jobs advertised in the South East 0.17% 0.081% 0.30%
As % of the Libraries, Frameworks & Software Standards category 1.01% 0.53% 1.91%
Number of daily rates quoted 6 3 14
10th Percentile £434 £553 -
25th Percentile £452 £594 £575
Median daily rate (50th Percentile) £469 £675 £662
Median % change year-on-year -30.56% +1.96% +20.36%
75th Percentile £616 £688 £756
90th Percentile £663 - £828
England median daily rate £530 £544 £525
% change year-on-year -2.53% +3.57% -8.70%

All Software Libraries and Frameworks
South East

OpenAPI falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills in the South East.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 595 748 889
As % of all contract IT jobs advertised in the South East 17.03% 15.11% 15.78%
Number of daily rates quoted 410 509 611
10th Percentile £300 £313 £313
25th Percentile £400 £413 £413
Median daily rate (50th Percentile) £475 £525 £525
Median % change year-on-year -9.52% - -
75th Percentile £575 £625 £625
90th Percentile £625 £670 £700
England median daily rate £515 £550 £550
% change year-on-year -6.36% - -4.35%
Number of hourly rates quoted 21 34 37
10th Percentile £20.85 £27.23 £50.00
25th Percentile £32.31 £55.30 £52.50
Median hourly rate £50.00 £61.60 £60.00
Median % change year-on-year -18.83% +2.67% -
75th Percentile £55.00 £70.00 £73.71
90th Percentile £58.75 £73.50 £75.00
England median hourly rate £55.00 £55.63 £62.50
% change year-on-year -1.12% -11.00% +7.96%

OpenAPI
Job Vacancy Trend in the South East

Job postings citing OpenAPI as a proportion of all IT jobs advertised in the South East.

Job vacancy trend for OpenAPI in the South East

OpenAPI
Contractor Daily Rate Trend in the South East

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

Daily rate trend for OpenAPI in the South East

OpenAPI
Daily Rate Histogram in the South East

Daily rate distribution for jobs citing OpenAPI in the South East over the 6 months to 7 August 2025.

Daily rate histogram for OpenAPI in the South East

OpenAPI
Contract Job Locations in the South East

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing OpenAPI within the South East region over the 6 months to 7 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
Berkshire - 3 £625 -
Surrey - 3 £450 - 1
Thames Valley - 3 £625 - 1
OpenAPI
England

OpenAPI
Co-occurring Skills and Capabilities in the South East 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 3 (50.00%) Anypoint
Cloud Services
1 2 (33.33%) Azure
1 2 (33.33%) npm
2 1 (16.67%) Datadog
2 1 (16.67%) GCP
2 1 (16.67%) GitHub
2 1 (16.67%) Stackdriver
Database & Business Intelligence
1 1 (16.67%) MongoDB
1 1 (16.67%) MySQL
1 1 (16.67%) NoSQL
1 1 (16.67%) PostgreSQL
1 1 (16.67%) Redis
Development Applications
1 2 (33.33%) Git
2 1 (16.67%) Cypress.io
2 1 (16.67%) GitLab
2 1 (16.67%) JIRA
2 1 (16.67%) Mocha
General
1 1 (16.67%) Analytical Skills
1 1 (16.67%) Social Skills
1 1 (16.67%) Telecoms
Job Titles
1 4 (66.67%) Developer
2 2 (33.33%) Cloud Developer
2 2 (33.33%) Front-End Developer (Client-Side Developer)
2 2 (33.33%) MuleSoft Developer
2 2 (33.33%) React Developer
3 1 (16.67%) Consultant
3 1 (16.67%) Senior
3 1 (16.67%) Senior Developer
3 1 (16.67%) Senior Front-End Developer
3 1 (16.67%) Senior React Developer
Libraries, Frameworks & Software Standards
1 6 (100.00%) Swagger
2 3 (50.00%) Node.js
2 3 (50.00%) RAML
3 2 (33.33%) CSS
3 2 (33.33%) HTML
3 2 (33.33%) Material-UI
3 2 (33.33%) Next.js
3 2 (33.33%) React
4 1 (16.67%) Fastify
4 1 (16.67%) GraphQL
4 1 (16.67%) Jest
4 1 (16.67%) OAuth
4 1 (16.67%) OAuth2
4 1 (16.67%) OpenID
4 1 (16.67%) RESTful
4 1 (16.67%) YAML
Miscellaneous
1 1 (16.67%) Cloud Native
Operating Systems
1 2 (33.33%) Linux
Processes & Methodologies
1 5 (83.33%) API Development
2 4 (66.67%) DevOps
3 3 (50.00%) Containerisation
3 3 (50.00%) Microservices
4 2 (33.33%) API Management
4 2 (33.33%) DevSecOps
4 2 (33.33%) Front End Development
4 2 (33.33%) Test Strategy
5 1 (16.67%) Agile
5 1 (16.67%) Application Security
5 1 (16.67%) Asset Management
5 1 (16.67%) Asynchronous Programming
5 1 (16.67%) CI/CD
5 1 (16.67%) Digital Transformation Programme
5 1 (16.67%) Functional Testing
5 1 (16.67%) High Availability
5 1 (16.67%) Non-Blocking Code
5 1 (16.67%) Problem-Solving
5 1 (16.67%) Root Cause Analysis
5 1 (16.67%) Service Management
Programming Languages
1 3 (50.00%) C#
1 3 (50.00%) JavaScript
2 2 (33.33%) TypeScript
3 1 (16.67%) Python
3 1 (16.67%) SQL
Qualifications
1 1 (16.67%) Degree
1 1 (16.67%) OCP
1 1 (16.67%) Oracle Certification
System Software
1 3 (50.00%) Docker
Systems Management
1 3 (50.00%) Kubernetes
2 1 (16.67%) Ansible
2 1 (16.67%) Grafana
2 1 (16.67%) Puppet
2 1 (16.67%) Terraform
Vendors
1 3 (50.00%) MuleSoft
2 1 (16.67%) Google
2 1 (16.67%) Salesforce
2 1 (16.67%) Splunk