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 20 May 2024 with a comparison to the same period in the previous 2 years.

6 months to
20 May 2024
Same period 2023 Same period 2022
Rank 746 893 984
Rank change year-on-year +147 +91 -156
Permanent jobs citing OpenAPI 138 82 261
As % of all permanent jobs advertised in the UK 0.14% 0.082% 0.16%
As % of the Libraries, Frameworks & Software Standards category 0.65% 0.27% 0.39%
Number of salaries quoted 88 57 42
10th Percentile £40,000 £45,000 £45,005
25th Percentile £56,250 £52,392 £53,750
Median annual salary (50th Percentile) £62,500 £67,500 £72,500
Median % change year-on-year -7.41% -6.90% +16.00%
75th Percentile £75,000 £95,000 £86,875
90th Percentile £100,431 £106,000 £93,625
UK excluding London median annual salary £62,500 £57,500 £58,750
% change year-on-year +8.70% -2.13% -6.00%

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 21,099 30,098 66,714
As % of all permanent jobs advertised in the UK 21.12% 30.26% 40.98%
Number of salaries quoted 15,738 18,568 30,087
10th Percentile £36,250 £40,853 £37,500
25th Percentile £45,000 £50,939 £47,500
Median annual salary (50th Percentile) £60,000 £67,500 £63,750
Median % change year-on-year -11.11% +5.88% +15.91%
75th Percentile £78,750 £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 20 May 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 20 May 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 +118 105 £62,500 -7.41% 27
UK excluding London +44 82 £62,500 +8.70% 14
Work from Home +104 47 £65,000 -31.58% 15
London +100 37 £65,000 -23.53% 17
South West - 29 £60,000 - 3
Scotland -47 20 £82,606 - 2
North of England +36 16 £62,500 -7.41% 4
North West +12 14 £62,500 +25.00% 3
South East +15 11 £62,500 +8.70% 2
Midlands - 5 £41,500 - 1
West Midlands - 5 £41,500 -
North East - 2 £57,500 -
Wales +7 1 £36,103 -11.41%

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 27 (19.57%) Apache
1 27 (19.57%) Apache Spark
2 8 (5.80%) Confluence
2 8 (5.80%) nginx
3 1 (0.72%) Tomcat
Applications
1 1 (0.72%) MS Visio
1 1 (0.72%) Spreadsheet
Cloud Services
1 68 (49.28%) Serverless
2 66 (47.83%) AWS
3 61 (44.20%) Azure
4 37 (26.81%) AWS Lambda
5 36 (26.09%) GCP
6 34 (24.64%) AWS CloudFormation
7 27 (19.57%) Amazon EKS
7 27 (19.57%) OpenShift
8 22 (15.94%) npm
9 14 (10.14%) Yarn
10 13 (9.42%) Azure Functions
10 13 (9.42%) Azure Service Bus
11 12 (8.70%) Azure Data Factory
11 12 (8.70%) Azure DevOps
12 11 (7.97%) Azure API Management
12 11 (7.97%) Azure Logic Apps
13 9 (6.52%) GitHub
13 9 (6.52%) GitHub Actions
14 2 (1.45%) Azure App Service
14 2 (1.45%) Azure Storage
Communications & Networking
1 34 (24.64%) AMQP
2 1 (0.72%) X.509
Database & Business Intelligence
1 33 (23.91%) Big Data
2 31 (22.46%) SQL Server
3 27 (19.57%) Cloudera CDH
3 27 (19.57%) Hadoop
4 18 (13.04%) PostgreSQL
5 17 (12.32%) MongoDB
5 17 (12.32%) Relational Database
6 15 (10.87%) NoSQL
7 10 (7.25%) DynamoDB
8 6 (4.35%) Elasticsearch
9 4 (2.90%) MySQL
9 4 (2.90%) RDBMS
10 2 (1.45%) Azure SQL Database
10 2 (1.45%) Data Warehouse
10 2 (1.45%) MariaDB
10 2 (1.45%) Redis
11 1 (0.72%) Amazon Aurora
11 1 (0.72%) Amazon RDS
11 1 (0.72%) SQL Server Integration Services
11 1 (0.72%) SQL Server Reporting Services
Development Applications
1 32 (23.19%) Git
2 17 (12.32%) Visual Studio Code
3 16 (11.59%) Postman
4 15 (10.87%) Jasmine
4 15 (10.87%) Karma Test Runner
5 11 (7.97%) Cypress.io
6 10 (7.25%) Cucumber
6 10 (7.25%) Jenkins
6 10 (7.25%) Maven
7 9 (6.52%) JIRA
7 9 (6.52%) Mocha
8 6 (4.35%) JUnit
9 5 (3.62%) Visual Studio
10 3 (2.17%) Mockito
11 2 (1.45%) ESLint
12 1 (0.72%) Bitbucket
12 1 (0.72%) GitLab
12 1 (0.72%) Storybook
12 1 (0.72%) Vite
12 1 (0.72%) webpack
General
1 33 (23.91%) Aerospace
2 32 (23.19%) Social Skills
3 31 (22.46%) Finance
4 24 (17.39%) Inclusion and Diversity
5 17 (12.32%) Law
6 15 (10.87%) Banking
6 15 (10.87%) Private Banking
7 11 (7.97%) Presentation Skills
8 7 (5.07%) Health Technology
9 6 (4.35%) Analytical Skills
9 6 (4.35%) Documentation Skills
10 5 (3.62%) Financial Institution
11 2 (1.45%) Public Sector
12 1 (0.72%) Legal
12 1 (0.72%) Marketing
Job Titles
1 70 (50.72%) Developer
2 57 (41.30%) Software Engineer
3 32 (23.19%) Senior
4 27 (19.57%) DV Cleared Software Engineer
5 20 (14.49%) Senior Developer
6 14 (10.14%) UI Developer
7 13 (9.42%) Backend Developer
7 13 (9.42%) Senior Backend Developer
8 12 (8.70%) Senior Software Engineer
9 11 (7.97%) Azure Developer
9 11 (7.97%) C# Developer
10 10 (7.25%) Java Engineer
11 9 (6.52%) Lead
11 9 (6.52%) Python Developer
12 8 (5.80%) DevOps Developer
12 8 (5.80%) Django Developer
12 8 (5.80%) Java Software Engineer
12 8 (5.80%) Python/Django Developer
13 7 (5.07%) Java Developer
13 7 (5.07%) Software Developer
Libraries, Frameworks & Software Standards
1 121 (87.68%) Swagger
2 73 (52.90%) AngularJS
3 56 (40.58%) React
4 54 (39.13%) Node.js
5 45 (32.61%) Spring
6 43 (31.16%) .NET
6 43 (31.16%) Spring Boot
7 41 (29.71%) REST
8 39 (28.26%) RESTful
9 36 (26.09%) gRPC
10 34 (24.64%) RabbitMQ
11 33 (23.91%) CSS
11 33 (23.91%) HTML
12 32 (23.19%) OAuth
13 27 (19.57%) Material-UI
14 24 (17.39%) JSON
15 23 (16.67%) OAuth2
16 21 (15.22%) ASP.NET
16 21 (15.22%) jQuery
17 20 (14.49%) ASP.NET Web API
Miscellaneous
1 46 (33.33%) Cloud Native
2 17 (12.32%) Product Ownership
3 10 (7.25%) Data Structures
3 10 (7.25%) Public Cloud
4 8 (5.80%) IoT
5 7 (5.07%) Greenfield Project
6 1 (0.72%) Driving Licence
6 1 (0.72%) Management Information System
6 1 (0.72%) Self-Motivation
6 1 (0.72%) Wiki
Operating Systems
1 28 (20.29%) Linux
2 27 (19.57%) CentOS
2 27 (19.57%) Debian
2 27 (19.57%) Red Hat Enterprise Linux
2 27 (19.57%) Ubuntu
3 1 (0.72%) Unix
Processes & Methodologies
1 92 (66.67%) Agile
2 72 (52.17%) Software Engineering
3 61 (44.20%) Microservices
4 51 (36.96%) Scrum
5 42 (30.43%) Containerisation
6 36 (26.09%) DevOps
7 35 (25.36%) Infrastructure as Code
8 33 (23.91%) Test Automation
9 31 (22.46%) CI/CD
10 30 (21.74%) API Development
11 28 (20.29%) Configuration Management
12 27 (19.57%) Collaborative Working
12 27 (19.57%) Kanban
12 27 (19.57%) Open Source
12 27 (19.57%) Scaled Agile Framework
13 23 (16.67%) Actionable Insight
13 23 (16.67%) Stakeholder Management
14 21 (15.22%) Front End Development
14 21 (15.22%) SDLC
15 20 (14.49%) Problem-Solving
Programming Languages
1 78 (56.52%) JavaScript
2 68 (49.28%) Java
3 45 (32.61%) C#
4 41 (29.71%) Python
4 41 (29.71%) TypeScript
5 37 (26.81%) SQL
6 21 (15.22%) T-SQL
7 10 (7.25%) Go
8 8 (5.80%) Kotlin
9 7 (5.07%) Shell Script
10 1 (0.72%) C++
10 1 (0.72%) Dart
10 1 (0.72%) F#
10 1 (0.72%) R
10 1 (0.72%) Ruby
10 1 (0.72%) Scala
Qualifications
1 43 (31.16%) Security Cleared
2 39 (28.26%) SC Cleared
3 27 (19.57%) DV Cleared
4 8 (5.80%) Degree
5 3 (2.17%) BPSS Clearance
5 3 (2.17%) Computer Science Degree
Quality Assurance & Compliance
1 22 (15.94%) Accessibility
2 15 (10.87%) WAI
3 8 (5.80%) QA
4 6 (4.35%) Cyber Essentials
4 6 (4.35%) ISO/IEC 27001
5 1 (0.72%) Data Quality
System Software
1 29 (21.01%) Docker
2 2 (1.45%) Virtual Machines
Systems Management
1 45 (32.61%) Kubernetes
2 28 (20.29%) Ansible
2 28 (20.29%) Terraform
3 27 (19.57%) Puppet
4 9 (6.52%) Grafana
4 9 (6.52%) Prometheus
5 2 (1.45%) Istio
5 2 (1.45%) Kibana
6 1 (0.72%) Consul
6 1 (0.72%) Kustomize
6 1 (0.72%) Packer
Vendors
1 37 (26.81%) Google
2 28 (20.29%) Red Hat
3 27 (19.57%) SaltStack
4 18 (13.04%) Microsoft
5 6 (4.35%) Oracle
6 5 (3.62%) DevExpress
6 5 (3.62%) Xamarin
7 1 (0.72%) Atlassian
7 1 (0.72%) Databricks