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 20 June 2026, with comparisons to the same periods in the previous two years.

6 months to
20 Jun 2026
Same period 2025 Same period 2024
Rank 451 516 670
Rank change year-on-year +65 +154 -81
Permanent jobs citing API Design 311 162 246
As % of all permanent jobs in the UK 0.33% 0.36% 0.23%
As % of the Processes & Methodologies category 0.45% 0.39% 0.28%
Number of salaries quoted 216 118 191
10th Percentile £47,965 £52,500 £37,500
25th Percentile £58,438 £61,563 £50,625
Median annual salary (50th Percentile) £75,000 £76,250 £62,500
Median % change year-on-year -1.64% +22.00% -16.67%
75th Percentile £87,500 £93,778 £78,125
90th Percentile £95,000 £116,125 £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 68,746 41,496 89,251
As % of all permanent jobs advertised in the UK 73.03% 92.46% 81.73%
Number of salaries quoted 47,319 22,262 63,244
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 £92,000
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 20 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 20 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 +35 283 £75,000 -4.76% 80
UK excluding London +4 159 £65,000 -13.33% 63
London +55 134 £77,500 -3.13% 41
Work from Home +53 131 £75,000 - 55
North of England +2 53 £68,750 -27.35% 18
North West +32 39 £72,500 -22.04% 12
South West -47 30 £42,500 -50.15% 9
Midlands -12 25 £70,000 +16.67%
South East -27 21 £60,000 -4.00% 19
East of England -15 17 £72,500 -14.71% 2
West Midlands -8 16 £70,000 +16.67%
Yorkshire -42 12 £62,500 -33.96% 3
Wales - 12 £57,500 - 2
East Midlands -28 9 £70,000 +7.69%
North East - 2 £65,000 - 3
Northern Ireland - 1 - - 12

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 (1.61%) Adobe Experience Manager
2 4 (1.29%) CMS
3 3 (0.96%) Confluence
4 2 (0.64%) Cloud Foundry
4 2 (0.64%) SharePoint
5 1 (0.32%) Apache Solr
5 1 (0.32%) Headless CMS
5 1 (0.32%) nginx
Applications
1 1 (0.32%) Lightworks
Business Applications
1 5 (1.61%) SAP ERP
2 2 (0.64%) NetSuite
2 2 (0.64%) SAP S/4HANA
3 1 (0.32%) Dynamics CRM
3 1 (0.32%) Oracle EBS
3 1 (0.32%) Oracle Procure-to-Pay
3 1 (0.32%) SAP Business One
Cloud Services
1 170 (54.66%) AWS
2 161 (51.77%) Azure
3 41 (13.18%) Serverless
4 39 (12.54%) GitHub
5 37 (11.90%) GCP
6 27 (8.68%) Azure Service Bus
6 27 (8.68%) SaaS
7 20 (6.43%) Amazon S3
7 20 (6.43%) AWS Lambda
8 18 (5.79%) Azure Key Vault
8 18 (5.79%) Azure Monitor
9 17 (5.47%) Azure Logic Apps
10 15 (4.82%) GitHub Actions
11 14 (4.50%) Amazon EKS
12 13 (4.18%) AWS CloudFormation
12 13 (4.18%) Azure Storage
13 12 (3.86%) Amazon ECS
13 12 (3.86%) Azure DevOps
14 10 (3.22%) Amazon EC2
14 10 (3.22%) Power Platform
Communications & Networking
1 36 (11.58%) Broadband
2 12 (3.86%) DMARC
3 8 (2.57%) MQTT
4 3 (0.96%) Network Security
5 1 (0.32%) HTTP
5 1 (0.32%) Internet
5 1 (0.32%) TCP/IP
Database & Business Intelligence
1 74 (23.79%) PostgreSQL
2 47 (15.11%) MongoDB
3 29 (9.32%) MySQL
4 22 (7.07%) Redis
5 18 (5.79%) Relational Database
6 16 (5.14%) NoSQL
7 15 (4.82%) DynamoDB
8 13 (4.18%) SQL Server
9 8 (2.57%) MariaDB
10 6 (1.93%) Azure SQL Database
11 5 (1.61%) Geospatial Data
12 4 (1.29%) Amazon RDS
12 4 (1.29%) Data Warehouse
12 4 (1.29%) Delta Lake
12 4 (1.29%) Power BI
13 3 (0.96%) Elasticsearch
14 2 (0.64%) Metadata
14 2 (0.64%) TimescaleDB
15 1 (0.32%) Data Lake
15 1 (0.32%) Oracle Database
Development Applications
1 27 (8.68%) Git
2 14 (4.50%) Claude Code
3 13 (4.18%) Postman
4 12 (3.86%) JIRA
5 9 (2.89%) GitLab
6 6 (1.93%) Jenkins
6 6 (1.93%) NUnit
7 5 (1.61%) JUnit
7 5 (1.61%) Mockito
8 3 (0.96%) Bitbucket
8 3 (0.96%) Gradle
8 3 (0.96%) Maven
8 3 (0.96%) MSI
8 3 (0.96%) SonarQube
9 2 (0.64%) Cucumber
9 2 (0.64%) JMeter
9 2 (0.64%) MLflow
10 1 (0.32%) SpecFlow
10 1 (0.32%) Storybook
10 1 (0.32%) Vite
General
1 94 (30.23%) Social Skills
2 40 (12.86%) Finance
3 34 (10.93%) Analytical Skills
4 32 (10.29%) Games
5 24 (7.72%) Public Sector
6 15 (4.82%) Law
7 13 (4.18%) Inclusion and Diversity
8 9 (2.89%) Retail
9 8 (2.57%) Documentation Skills
9 8 (2.57%) Front Office
10 7 (2.25%) Legal
11 6 (1.93%) Marketing
12 4 (1.29%) Banking
12 4 (1.29%) Pharmaceutical
12 4 (1.29%) Telecoms
13 3 (0.96%) Digital Health
13 3 (0.96%) Influencing Skills
14 2 (0.64%) Tech for Good
15 1 (0.32%) Billing
15 1 (0.32%) Organisational Skills
Job Titles
1 111 (35.69%) Developer
2 83 (26.69%) Senior
3 56 (18.01%) Architect
4 50 (16.08%) Lead
5 41 (13.18%) Software Engineer
6 28 (9.00%) Senior Developer
7 24 (7.72%) Solutions Architect
8 21 (6.75%) Full-Stack Developer
9 19 (6.11%) Python Developer
10 18 (5.79%) Technical Leader
11 16 (5.14%) .NET Developer
11 16 (5.14%) Lead Developer
11 16 (5.14%) Python Engineer
11 16 (5.14%) Senior Software Engineer
12 15 (4.82%) Senior Python Developer
12 15 (4.82%) Software Developer
13 14 (4.50%) Integration Architect
13 14 (4.50%) Senior Architect
14 13 (4.18%) Analyst
15 12 (3.86%) Data Analyst
Libraries, Frameworks & Software Standards
1 139 (44.69%) RESTful
2 67 (21.54%) REST
3 54 (17.36%) Node.js
4 53 (17.04%) .NET
5 51 (16.40%) React
6 44 (14.15%) Spring
7 43 (13.83%) Spring Boot
8 36 (11.58%) OAuth
9 33 (10.61%) OAuth2
10 30 (9.65%) JSON
11 29 (9.32%) Kafka
12 27 (8.68%) OpenAPI
13 26 (8.36%) JWT
14 25 (8.04%) Swagger
15 23 (7.40%) .NET Core
16 22 (7.07%) AngularJS
17 21 (6.75%) RabbitMQ
18 19 (6.11%) HTML
19 17 (5.47%) CSS
20 13 (4.18%) Ruby on Rails
Miscellaneous
1 100 (32.15%) Cloud Native
2 64 (20.58%) Distributed Systems
3 39 (12.54%) Low-Code
4 31 (9.97%) Video\Live Streaming
5 28 (9.00%) Product Ownership
6 16 (5.14%) Onboarding
7 13 (4.18%) Data Structures
8 10 (3.22%) Mobile App
9 7 (2.25%) Algorithms
9 7 (2.25%) Fixed Income
9 7 (2.25%) Legacy Systems
9 7 (2.25%) Management Information System
9 7 (2.25%) Marketing Technology
9 7 (2.25%) Virtual Team
10 5 (1.61%) Data Centre
10 5 (1.61%) Enterprise Software
10 5 (1.61%) Public Cloud
10 5 (1.61%) Self-Motivation
11 4 (1.29%) AI Agents
11 4 (1.29%) PropTech
Operating Systems
1 12 (3.86%) Linux
2 5 (1.61%) Windows
3 3 (0.96%) Android
3 3 (0.96%) Apple iOS
4 1 (0.32%) Embedded Linux
Processes & Methodologies
1 177 (56.91%) CI/CD
2 118 (37.94%) Software Engineering
3 111 (35.69%) Microservices
4 108 (34.73%) Agile
5 107 (34.41%) DevOps
6 105 (33.76%) AI
7 100 (32.15%) Test Automation
8 93 (29.90%) Containerisation
9 91 (29.26%) Full-Stack Development
10 85 (27.33%) Continuous Improvement
11 84 (27.01%) Event-Driven
12 81 (26.05%) Infrastructure as Code
13 74 (23.79%) Integration Patterns
14 69 (22.19%) Observability
15 63 (20.26%) Mentoring
16 60 (19.29%) API Integration
17 49 (15.76%) Machine Learning
17 49 (15.76%) Problem-Solving
18 48 (15.43%) Validation
19 46 (14.79%) Roadmaps
Programming Languages
1 128 (41.16%) Python
2 74 (23.79%) Java
3 68 (21.86%) JavaScript
4 58 (18.65%) TypeScript
5 57 (18.33%) SQL
6 54 (17.36%) C#
7 33 (10.61%) Go
8 14 (4.50%) Ruby
9 11 (3.54%) Bicep
10 9 (2.89%) PHP
11 6 (1.93%) Kotlin
12 5 (1.61%) C++
13 4 (1.29%) Rust
13 4 (1.29%) T-SQL
14 3 (0.96%) C
14 3 (0.96%) Shell Script
14 3 (0.96%) VB.NET
15 2 (0.64%) ActionScript
15 2 (0.64%) PowerShell
15 2 (0.64%) R
Qualifications
1 44 (14.15%) Degree
2 38 (12.22%) Security Cleared
3 32 (10.29%) Computer Science Degree
4 18 (5.79%) SC Cleared
5 8 (2.57%) CISSP
6 7 (2.25%) Master's Degree
7 5 (1.61%) AWS Certification
8 2 (0.64%) (ISC)2 CCSP
8 2 (0.64%) Azure Certification
8 2 (0.64%) CCSP
8 2 (0.64%) Cisco Certification
8 2 (0.64%) MBA
9 1 (0.32%) DV Cleared
Quality Assurance & Compliance
1 40 (12.86%) QA
2 11 (3.54%) Accessibility
2 11 (3.54%) GDPR
3 7 (2.25%) Data Quality
4 5 (1.61%) NCSC
5 4 (1.29%) ISO/IEC 27001
5 4 (1.29%) WCAG
6 1 (0.32%) HL7
6 1 (0.32%) Sarbanes-Oxley
System Software
1 98 (31.51%) Docker
2 6 (1.93%) Virtual Desktop
3 1 (0.32%) Virtual Machines
Systems Management
1 73 (23.47%) Kubernetes
2 33 (10.61%) Terraform
3 7 (2.25%) Prometheus
4 5 (1.61%) Ansible
4 5 (1.61%) Grafana
5 4 (1.29%) Puppet
6 3 (0.96%) Podman
7 2 (0.64%) Kibana
7 2 (0.64%) Nagios
8 1 (0.32%) Istio
8 1 (0.32%) Progress Chef
Vendors
1 47 (15.11%) Microsoft
2 15 (4.82%) SAP
3 14 (4.50%) Google
4 13 (4.18%) SendGrid
5 11 (3.54%) OpenAI
6 9 (2.89%) Oracle
7 8 (2.57%) MuleSoft
8 7 (2.25%) Adobe
8 7 (2.25%) Atlassian
8 7 (2.25%) Databricks
8 7 (2.25%) Salesforce
9 6 (1.93%) Pega
10 5 (1.61%) ServiceNow
10 5 (1.61%) Workday
11 4 (1.29%) DevExpress
11 4 (1.29%) Dynatrace
12 3 (0.96%) Foundry
12 3 (0.96%) NVIDIA
12 3 (0.96%) Splunk
12 3 (0.96%) Tenable