API Design
UK

The table below provides summary statistics and salary benchmarking for jobs requiring API Design skills. It covers permanent job vacancies from the 6 months leading up to 18 June 2026, with comparisons to the same periods in the previous two years.

6 months to
18 Jun 2026
Same period 2025 Same period 2024
Rank 450 504 674
Rank change year-on-year +54 +170 -87
Permanent jobs citing API Design 298 164 246
As % of all permanent jobs in the UK 0.32% 0.37% 0.23%
As % of the Processes & Methodologies category 0.44% 0.40% 0.28%
Number of salaries quoted 208 120 191
10th Percentile £47,930 £52,500 £37,500
25th Percentile £58,750 £62,188 £50,625
Median annual salary (50th Percentile) £72,500 £77,500 £62,500
Median % change year-on-year -6.45% +24.00% -16.67%
75th Percentile £87,500 £93,778 £78,125
90th Percentile £95,000 £115,375 £100,000
UK excluding London median annual salary £65,000 £75,000 £56,500
% change year-on-year -13.33% +32.74% -19.29%

All Process & Methodology Skills
UK

API Design falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills.

Permanent vacancies with a requirement for process or methodology skills 68,264 41,362 89,059
As % of all permanent jobs advertised in the UK 72.88% 92.48% 81.88%
Number of salaries quoted 46,974 22,138 63,125
10th Percentile £30,000 £28,822 £29,750
25th Percentile £41,250 £39,000 £40,000
Median annual salary (50th Percentile) £60,000 £57,500 £55,000
Median % change year-on-year +4.35% +4.55% -9.54%
75th Percentile £78,750 £77,500 £72,500
90th Percentile £100,000 £100,000 £91,991
UK excluding London median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - -9.09%

API Design
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing API Design relative to all permanent IT jobs advertised.

API Design job vacancy trend in the UK

API Design
Salary Trend

Salary distribution trend for jobs in the UK citing API Design.

Salary distribution trend for jobs in the UK citing API Design

API Design
Salary Histogram

Salary distribution for jobs citing API Design over the 6 months to 18 June 2026.

Salary histogram for API Design in the UK

API Design
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing API Design within the UK over the 6 months to 18 June 2026. 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 +43 272 £75,000 -6.25% 79
UK excluding London -13 152 £65,000 -13.33% 64
London +54 130 £77,500 -3.13% 38
Work from Home +46 127 £75,000 - 53
North of England -15 48 £68,750 -27.35% 20
North West +34 35 £75,000 -19.35% 11
South West -46 30 £42,500 -50.15% 10
Midlands -12 25 £70,000 +16.67% 1
South East -21 20 £62,500 - 16
West Midlands -8 16 £70,000 +16.67% 1
East of England -20 16 £72,500 -14.71% 3
Yorkshire -39 12 £62,500 -33.96% 5
Wales - 12 £57,500 - 2
East Midlands -20 9 £70,000 +7.69%
North East - 1 £45,000 - 4
Northern Ireland - 1 - - 11

API Design
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 5 (1.68%) Adobe Experience Manager
2 4 (1.34%) CMS
3 3 (1.01%) Confluence
4 2 (0.67%) Cloud Foundry
4 2 (0.67%) SharePoint
5 1 (0.34%) Headless CMS
5 1 (0.34%) nginx
Applications
1 1 (0.34%) Lightworks
Business Applications
1 5 (1.68%) SAP ERP
2 2 (0.67%) NetSuite
2 2 (0.67%) SAP S/4HANA
3 1 (0.34%) Dynamics CRM
3 1 (0.34%) Oracle EBS
3 1 (0.34%) Oracle Procure-to-Pay
3 1 (0.34%) SAP Business One
Cloud Services
1 162 (54.36%) AWS
2 158 (53.02%) Azure
3 39 (13.09%) Serverless
4 37 (12.42%) GitHub
5 36 (12.08%) GCP
6 26 (8.72%) Azure Service Bus
7 24 (8.05%) SaaS
8 19 (6.38%) Amazon S3
8 19 (6.38%) AWS Lambda
9 17 (5.70%) Azure Key Vault
9 17 (5.70%) Azure Logic Apps
9 17 (5.70%) Azure Monitor
10 14 (4.70%) GitHub Actions
11 12 (4.03%) AWS CloudFormation
11 12 (4.03%) Azure DevOps
11 12 (4.03%) Azure Storage
12 11 (3.69%) Amazon EKS
13 10 (3.36%) Amazon EC2
13 10 (3.36%) Amazon ECS
13 10 (3.36%) Power Platform
Communications & Networking
1 35 (11.74%) Broadband
2 11 (3.69%) DMARC
3 8 (2.68%) MQTT
4 3 (1.01%) Network Security
5 1 (0.34%) HTTP
5 1 (0.34%) Internet
5 1 (0.34%) TCP/IP
Database & Business Intelligence
1 73 (24.50%) PostgreSQL
2 46 (15.44%) MongoDB
3 26 (8.72%) MySQL
4 22 (7.38%) Redis
5 16 (5.37%) Relational Database
6 15 (5.03%) NoSQL
7 14 (4.70%) DynamoDB
8 13 (4.36%) SQL Server
9 8 (2.68%) MariaDB
10 6 (2.01%) Azure SQL Database
11 5 (1.68%) Geospatial Data
12 4 (1.34%) Amazon RDS
12 4 (1.34%) Power BI
13 3 (1.01%) Data Warehouse
13 3 (1.01%) Delta Lake
13 3 (1.01%) Elasticsearch
14 2 (0.67%) Metadata
14 2 (0.67%) TimescaleDB
15 1 (0.34%) Data Lake
15 1 (0.34%) Oracle Database
Development Applications
1 26 (8.72%) Git
2 14 (4.70%) Postman
3 12 (4.03%) Claude Code
4 11 (3.69%) JIRA
5 8 (2.68%) GitLab
6 6 (2.01%) NUnit
7 5 (1.68%) Jenkins
7 5 (1.68%) JUnit
7 5 (1.68%) Mockito
8 3 (1.01%) Bitbucket
8 3 (1.01%) Gradle
8 3 (1.01%) Maven
8 3 (1.01%) MSI
8 3 (1.01%) SonarQube
9 2 (0.67%) Cucumber
9 2 (0.67%) JMeter
10 1 (0.34%) Cypress.io
10 1 (0.34%) Gemini Tracker
10 1 (0.34%) Oracle APEX
10 1 (0.34%) SpecFlow
General
1 91 (30.54%) Social Skills
2 39 (13.09%) Finance
3 32 (10.74%) Games
4 31 (10.40%) Analytical Skills
5 24 (8.05%) Public Sector
6 16 (5.37%) Law
7 13 (4.36%) Inclusion and Diversity
8 8 (2.68%) Documentation Skills
8 8 (2.68%) Front Office
8 8 (2.68%) Retail
9 7 (2.35%) Legal
10 6 (2.01%) Marketing
11 4 (1.34%) Banking
12 3 (1.01%) Digital Health
12 3 (1.01%) Influencing Skills
12 3 (1.01%) Telecoms
13 2 (0.67%) Pharmaceutical
13 2 (0.67%) Tech for Good
14 1 (0.34%) Billing
14 1 (0.34%) Organisational Skills
Job Titles
1 110 (36.91%) Developer
2 79 (26.51%) Senior
3 54 (18.12%) Architect
4 46 (15.44%) Lead
5 37 (12.42%) Software Engineer
6 27 (9.06%) Senior Developer
7 23 (7.72%) Solutions Architect
8 21 (7.05%) Full-Stack Developer
9 19 (6.38%) Python Developer
10 16 (5.37%) .NET Developer
10 16 (5.37%) Lead Developer
10 16 (5.37%) Technical Leader
11 15 (5.03%) Senior Python Developer
11 15 (5.03%) Senior Software Engineer
11 15 (5.03%) Software Developer
12 14 (4.70%) Analyst
12 14 (4.70%) Python Engineer
12 14 (4.70%) Senior Architect
13 13 (4.36%) Data Analyst
13 13 (4.36%) Integration Architect
Libraries, Frameworks & Software Standards
1 137 (45.97%) RESTful
2 65 (21.81%) REST
3 52 (17.45%) Node.js
4 51 (17.11%) .NET
5 50 (16.78%) React
6 43 (14.43%) Spring
7 42 (14.09%) Spring Boot
8 34 (11.41%) OAuth
9 31 (10.40%) OAuth2
10 30 (10.07%) JSON
11 28 (9.40%) OpenAPI
12 27 (9.06%) Kafka
13 26 (8.72%) Swagger
14 25 (8.39%) JWT
15 23 (7.72%) .NET Core
16 22 (7.38%) AngularJS
17 20 (6.71%) RabbitMQ
18 19 (6.38%) HTML
19 17 (5.70%) CSS
20 13 (4.36%) Ruby on Rails
Miscellaneous
1 97 (32.55%) Cloud Native
2 60 (20.13%) Distributed Systems
3 39 (13.09%) Low-Code
4 31 (10.40%) Video\Live Streaming
5 27 (9.06%) Product Ownership
6 15 (5.03%) Onboarding
7 14 (4.70%) Data Structures
8 10 (3.36%) Mobile App
9 7 (2.35%) Algorithms
9 7 (2.35%) Fixed Income
9 7 (2.35%) Management Information System
10 6 (2.01%) Legacy Systems
10 6 (2.01%) Marketing Technology
10 6 (2.01%) Virtual Team
11 5 (1.68%) Enterprise Software
11 5 (1.68%) Public Cloud
11 5 (1.68%) Self-Motivation
12 4 (1.34%) AI Agents
12 4 (1.34%) Data Centre
12 4 (1.34%) PropTech
Operating Systems
1 10 (3.36%) Linux
2 5 (1.68%) Windows
3 3 (1.01%) Android
3 3 (1.01%) Apple iOS
Processes & Methodologies
1 169 (56.71%) CI/CD
2 111 (37.25%) Software Engineering
3 105 (35.23%) Microservices
4 104 (34.90%) Agile
5 99 (33.22%) AI
5 99 (33.22%) DevOps
6 98 (32.89%) Test Automation
7 90 (30.20%) Full-Stack Development
8 89 (29.87%) Containerisation
9 83 (27.85%) Continuous Improvement
10 80 (26.85%) Event-Driven
10 80 (26.85%) Infrastructure as Code
11 71 (23.83%) Integration Patterns
12 67 (22.48%) Observability
13 61 (20.47%) API Integration
14 60 (20.13%) Mentoring
15 48 (16.11%) Problem-Solving
15 48 (16.11%) Validation
16 47 (15.77%) Machine Learning
17 44 (14.77%) Decision-Making
Programming Languages
1 123 (41.28%) Python
2 70 (23.49%) Java
3 66 (22.15%) JavaScript
4 57 (19.13%) SQL
5 55 (18.46%) TypeScript
6 53 (17.79%) C#
7 33 (11.07%) Go
8 14 (4.70%) Ruby
9 11 (3.69%) Bicep
10 9 (3.02%) PHP
11 6 (2.01%) Kotlin
12 4 (1.34%) Rust
12 4 (1.34%) T-SQL
13 3 (1.01%) C
13 3 (1.01%) C++
13 3 (1.01%) Shell Script
13 3 (1.01%) VB.NET
14 2 (0.67%) ActionScript
14 2 (0.67%) ActionScript 2.0
14 2 (0.67%) PowerShell
Qualifications
1 42 (14.09%) Degree
2 36 (12.08%) Security Cleared
3 31 (10.40%) Computer Science Degree
4 18 (6.04%) SC Cleared
5 8 (2.68%) CISSP
6 6 (2.01%) Master's Degree
7 5 (1.68%) AWS Certification
8 2 (0.67%) (ISC)2 CCSP
8 2 (0.67%) Azure Certification
8 2 (0.67%) CCSP
8 2 (0.67%) Cisco Certification
9 1 (0.34%) DV Cleared
9 1 (0.34%) MBA
Quality Assurance & Compliance
1 39 (13.09%) QA
2 11 (3.69%) Accessibility
2 11 (3.69%) GDPR
3 7 (2.35%) Data Quality
4 5 (1.68%) NCSC
5 4 (1.34%) ISO/IEC 27001
5 4 (1.34%) WCAG
6 1 (0.34%) HL7
6 1 (0.34%) Sarbanes-Oxley
System Software
1 91 (30.54%) Docker
2 6 (2.01%) Virtual Desktop
3 1 (0.34%) Virtual Machines
Systems Management
1 69 (23.15%) Kubernetes
2 32 (10.74%) Terraform
3 7 (2.35%) Prometheus
4 5 (1.68%) Ansible
4 5 (1.68%) Grafana
5 3 (1.01%) Podman
5 3 (1.01%) Puppet
6 2 (0.67%) Kibana
6 2 (0.67%) Nagios
7 1 (0.34%) Istio
Vendors
1 47 (15.77%) Microsoft
2 15 (5.03%) SAP
3 14 (4.70%) Google
4 12 (4.03%) SendGrid
5 10 (3.36%) OpenAI
6 9 (3.02%) Oracle
7 7 (2.35%) Atlassian
7 7 (2.35%) MuleSoft
8 6 (2.01%) Adobe
8 6 (2.01%) Pega
8 6 (2.01%) Salesforce
9 5 (1.68%) Databricks
9 5 (1.68%) ServiceNow
9 5 (1.68%) Workday
10 4 (1.34%) DevExpress
10 4 (1.34%) Dynatrace
11 3 (1.01%) Foundry
11 3 (1.01%) NVIDIA
11 3 (1.01%) Splunk
11 3 (1.01%) Tenable