OpenAPI Specification
UK

The following table provides summary statistics for permanent job vacancies with a requirement for OpenAPI skills. Included is a benchmarking guide to the salaries 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 763 879 982
Rank change year-on-year +116 +103 -165
Permanent jobs citing OpenAPI 133 91 250
As % of all permanent jobs advertised in the UK 0.14% 0.087% 0.16%
As % of the Libraries, Frameworks & Software Standards category 0.63% 0.29% 0.40%
Number of salaries quoted 88 61 54
10th Percentile £46,600 £45,000 £45,000
25th Percentile £56,250 £50,000 £53,750
Median annual salary (50th Percentile) £62,500 £65,000 £65,000
Median % change year-on-year -3.85% - +4.00%
75th Percentile £74,063 £95,000 £87,500
90th Percentile £98,474 £100,000 £93,375
UK excluding London median annual salary £62,500 £57,500 £57,500
% change year-on-year +8.70% - -8.00%

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 permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 20,974 31,729 61,916
As % of all permanent jobs advertised in the UK 21.39% 30.32% 40.17%
Number of salaries quoted 15,673 19,469 30,328
10th Percentile £36,250 £41,117 £37,500
25th Percentile £45,000 £50,000 £47,500
Median annual salary (50th Percentile) £60,000 £67,500 £62,500
Median % change year-on-year -11.11% +8.00% +13.64%
75th Percentile £79,600 £87,500 £82,500
90th Percentile £100,000 £106,250 £100,000
UK excluding London median annual salary £55,000 £57,500 £55,000
% change year-on-year -4.35% +4.55% +10.00%

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
Salary Trend

3-month moving average salary quoted in jobs citing OpenAPI.

Salary trend for OpenAPI in the UK

OpenAPI
Salary Histogram

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

Salary histogram for OpenAPI in the UK

OpenAPI
Top 13 Job Locations

The table below looks at the demand and provides a guide to the median salaries 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +140 102 £62,500 -3.85% 16
UK excluding London +54 79 £62,500 +8.70% 8
Work from Home +102 43 £65,000 - 10
London +124 34 £65,000 -23.53% 12
South West +24 26 £60,000 +20.00% 2
Scotland -47 19 £94,637 - 4
North of England +47 16 £62,500 -3.85%
North West +23 14 £62,500 +25.00%
South East +32 12 £62,500 +8.70% 1
Midlands - 5 £41,500 -
West Midlands - 5 £41,500 -
North East - 2 £57,500 -
Wales +10 1 £36,103 -11.41% 1

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 24 (18.05%) Apache
1 24 (18.05%) Apache Spark
2 8 (6.02%) Confluence
2 8 (6.02%) nginx
3 1 (0.75%) Tomcat
Applications
1 1 (0.75%) MS Visio
1 1 (0.75%) Spreadsheet
Cloud Services
1 66 (49.62%) Serverless
2 60 (45.11%) AWS
3 59 (44.36%) Azure
4 34 (25.56%) AWS Lambda
5 33 (24.81%) GCP
6 30 (22.56%) AWS CloudFormation
7 24 (18.05%) Amazon EKS
7 24 (18.05%) OpenShift
8 22 (16.54%) npm
9 15 (11.28%) Azure Functions
10 14 (10.53%) Azure Data Factory
10 14 (10.53%) Azure DevOps
10 14 (10.53%) Yarn
11 13 (9.77%) Azure API Management
11 13 (9.77%) Azure Logic Apps
11 13 (9.77%) Azure Service Bus
12 9 (6.77%) GitHub
12 9 (6.77%) GitHub Actions
13 2 (1.50%) Azure App Service
13 2 (1.50%) Azure Storage
Communications & Networking
1 31 (23.31%) AMQP
Database & Business Intelligence
1 30 (22.56%) Big Data
1 30 (22.56%) SQL Server
2 24 (18.05%) Cloudera CDH
2 24 (18.05%) Hadoop
3 17 (12.78%) MongoDB
4 16 (12.03%) PostgreSQL
5 15 (11.28%) Relational Database
6 14 (10.53%) NoSQL
7 9 (6.77%) DynamoDB
8 6 (4.51%) Elasticsearch
9 4 (3.01%) RDBMS
10 2 (1.50%) Azure SQL Database
10 2 (1.50%) Data Warehouse
10 2 (1.50%) MySQL
10 2 (1.50%) Redis
11 1 (0.75%) Amazon Aurora
11 1 (0.75%) Amazon RDS
11 1 (0.75%) SQL Server Analysis Services
11 1 (0.75%) SQL Server Integration Services
11 1 (0.75%) SQL Server Reporting Services
Development Applications
1 30 (22.56%) Git
2 18 (13.53%) Postman
3 17 (12.78%) Visual Studio Code
4 15 (11.28%) Jasmine
4 15 (11.28%) Karma Test Runner
5 11 (8.27%) Cypress.io
6 10 (7.52%) Jenkins
6 10 (7.52%) Maven
7 9 (6.77%) JIRA
7 9 (6.77%) Mocha
8 8 (6.02%) Cucumber
9 6 (4.51%) JUnit
10 5 (3.76%) Visual Studio
11 2 (1.50%) ESLint
11 2 (1.50%) Mockito
12 1 (0.75%) Bitbucket
12 1 (0.75%) Oracle Forms
12 1 (0.75%) Selenium
12 1 (0.75%) Storybook
General
1 34 (25.56%) Social Skills
2 30 (22.56%) Aerospace
2 30 (22.56%) Finance
3 23 (17.29%) Inclusion and Diversity
4 17 (12.78%) Law
5 15 (11.28%) Banking
5 15 (11.28%) Private Banking
6 13 (9.77%) Presentation Skills
7 6 (4.51%) Analytical Skills
7 6 (4.51%) Documentation Skills
7 6 (4.51%) Health Technology
8 5 (3.76%) Financial Institution
9 2 (1.50%) Public Sector
10 1 (0.75%) Legal
10 1 (0.75%) Marketing
10 1 (0.75%) Publishing
Job Titles
1 73 (54.89%) Developer
2 52 (39.10%) Software Engineer
3 31 (23.31%) Senior
4 24 (18.05%) DV Cleared Software Engineer
5 19 (14.29%) Senior Developer
6 14 (10.53%) UI Developer
7 13 (9.77%) Azure Developer
7 13 (9.77%) C# Developer
8 12 (9.02%) Backend Developer
8 12 (9.02%) Senior Backend Developer
8 12 (9.02%) Senior Software Engineer
9 11 (8.27%) Python Developer
10 10 (7.52%) DevOps Developer
10 10 (7.52%) Django Developer
10 10 (7.52%) Python/Django Developer
11 7 (5.26%) Java Developer
11 7 (5.26%) Java Engineer
11 7 (5.26%) Lead
12 6 (4.51%) Java Software Engineer
12 6 (4.51%) Software Developer
Libraries, Frameworks & Software Standards
1 119 (89.47%) Swagger
2 70 (52.63%) AngularJS
3 52 (39.10%) React
4 50 (37.59%) Node.js
5 42 (31.58%) .NET
6 39 (29.32%) RESTful
6 39 (29.32%) Spring
7 38 (28.57%) REST
7 38 (28.57%) Spring Boot
8 33 (24.81%) gRPC
8 33 (24.81%) OAuth
9 32 (24.06%) CSS
9 32 (24.06%) HTML
10 31 (23.31%) RabbitMQ
11 24 (18.05%) JSON
11 24 (18.05%) Material-UI
12 23 (17.29%) OAuth2
13 21 (15.79%) jQuery
14 20 (15.04%) ASP.NET
14 20 (15.04%) ASP.NET Web API
Miscellaneous
1 42 (31.58%) Cloud Native
2 19 (14.29%) Product Ownership
3 11 (8.27%) Data Structures
4 9 (6.77%) Public Cloud
5 7 (5.26%) Greenfield Project
6 6 (4.51%) IoT
7 1 (0.75%) Driving Licence
7 1 (0.75%) Mobile App
7 1 (0.75%) Self-Motivation
7 1 (0.75%) Wiki
Operating Systems
1 25 (18.80%) Linux
2 24 (18.05%) CentOS
2 24 (18.05%) Debian
2 24 (18.05%) Red Hat Enterprise Linux
2 24 (18.05%) Ubuntu
3 1 (0.75%) Unix
Processes & Methodologies
1 92 (69.17%) Agile
2 64 (48.12%) Software Engineering
3 53 (39.85%) Microservices
4 52 (39.10%) Scrum
5 40 (30.08%) Containerisation
6 37 (27.82%) DevOps
7 34 (25.56%) Test Automation
8 31 (23.31%) Infrastructure as Code
9 26 (19.55%) CI/CD
10 25 (18.80%) API Development
10 25 (18.80%) Configuration Management
11 24 (18.05%) Collaborative Working
11 24 (18.05%) Kanban
11 24 (18.05%) Open Source
11 24 (18.05%) Scaled Agile Framework
12 23 (17.29%) Actionable Insight
12 23 (17.29%) Problem-Solving
12 23 (17.29%) Stakeholder Management
13 21 (15.79%) Front End Development
14 19 (14.29%) SDLC
Programming Languages
1 74 (55.64%) JavaScript
2 61 (45.86%) Java
3 46 (34.59%) C#
4 40 (30.08%) Python
5 39 (29.32%) TypeScript
6 36 (27.07%) SQL
7 21 (15.79%) T-SQL
8 10 (7.52%) Go
9 8 (6.02%) Kotlin
10 6 (4.51%) Shell Script
11 2 (1.50%) Ruby
12 1 (0.75%) C++
12 1 (0.75%) Dart
12 1 (0.75%) F#
12 1 (0.75%) R
12 1 (0.75%) Scala
Qualifications
1 40 (30.08%) Security Cleared
2 36 (27.07%) SC Cleared
3 24 (18.05%) DV Cleared
4 7 (5.26%) Degree
5 3 (2.26%) BPSS Clearance
5 3 (2.26%) Computer Science Degree
Quality Assurance & Compliance
1 22 (16.54%) Accessibility
2 15 (11.28%) WAI
3 10 (7.52%) QA
4 6 (4.51%) Cyber Essentials
4 6 (4.51%) ISO/IEC 27001
System Software
1 30 (22.56%) Docker
2 2 (1.50%) Virtual Machines
Systems Management
1 40 (30.08%) Kubernetes
2 25 (18.80%) Ansible
2 25 (18.80%) Terraform
3 24 (18.05%) Puppet
4 9 (6.77%) Grafana
4 9 (6.77%) Prometheus
5 2 (1.50%) Istio
5 2 (1.50%) Kibana
6 1 (0.75%) Consul
6 1 (0.75%) Kustomize
6 1 (0.75%) Packer
Vendors
1 36 (27.07%) Google
2 25 (18.80%) Red Hat
3 24 (18.05%) SaltStack
4 20 (15.04%) Microsoft
5 6 (4.51%) Oracle
6 5 (3.76%) DevExpress
6 5 (3.76%) Xamarin
7 1 (0.75%) Atlassian
7 1 (0.75%) Databricks