API Design Job Trends

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 27 November 2025, with comparisons to the same periods in the previous two years.

6 months to
27 Nov 2025
Same period 2024 Same period 2023
Rank 508 603 447
Rank change year-on-year +95 -156 +119
Permanent jobs citing API Design 153 147 270
As % of all permanent jobs in the UK 0.28% 0.22% 0.53%
As % of the Processes & Methodologies category 0.33% 0.26% 0.57%
Number of salaries quoted 116 70 171
10th Percentile £52,500 £40,000 £31,250
25th Percentile £62,500 £53,750 £57,500
Median annual salary (50th Percentile) £75,000 £62,500 £70,576
Median % change year-on-year +20.00% -11.44% -16.97%
75th Percentile £105,938 £77,500 £89,852
90th Percentile £138,000 £98,876 £110,000
UK excluding London median annual salary £72,500 £62,500 £69,105
% change year-on-year +16.00% -9.56% -1.28%

All Process and 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 45,724 57,096 47,568
As % of all permanent jobs advertised in the UK 84.81% 85.02% 93.78%
Number of salaries quoted 27,947 29,808 36,597
10th Percentile £28,250 £34,000 £32,500
25th Percentile £36,250 £45,000 £43,750
Median annual salary (50th Percentile) £55,000 £60,000 £60,000
Median % change year-on-year -8.33% - -
75th Percentile £75,000 £80,000 £80,000
90th Percentile £95,000 £97,500 £98,750
UK excluding London median annual salary £47,500 £54,714 £52,500
% change year-on-year -13.18% +4.22% -0.94%

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 27 November 2025.

Salary histogram for API Design in the UK

API Design
Top 14 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 27 November 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +114 150 £75,000 +20.00% 95
London +73 80 £90,000 +16.13% 44
UK excluding London +79 66 £72,500 +16.00% 73
Work from Home +94 49 £75,000 +20.00% 50
North of England +76 25 £57,500 -4.17% 15
North West +67 16 £57,500 +4.55% 8
Midlands +52 14 £68,750 +37.50% 11
South West +33 10 £67,500 -37.91% 6
South East +29 9 £75,000 +20.00% 30
Yorkshire +13 9 £75,000 +3.27% 4
West Midlands +63 7 £72,500 +45.00% 8
East of England +29 7 £78,750 +26.00% 6
East Midlands +30 5 £60,000 - 3
Wales +8 1 £53,500 +33.75%

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 (3.27%) Confluence
2 4 (2.61%) Apache Pulsar
3 3 (1.96%) Apache Airflow
3 3 (1.96%) Appian
3 3 (1.96%) CMS
3 3 (1.96%) IIS
3 3 (1.96%) SharePoint
4 1 (0.65%) Anypoint
4 1 (0.65%) Apache Solr
4 1 (0.65%) Headless CMS
4 1 (0.65%) Jupyter
Applications
1 1 (0.65%) Microsoft Office
Business Applications
1 7 (4.58%) Dynamics CRM
2 4 (2.61%) NetSuite
3 2 (1.31%) Shopify
4 1 (0.65%) Payment Gateway
Cloud Services
1 75 (49.02%) Azure
2 65 (42.48%) AWS
3 31 (20.26%) GCP
4 23 (15.03%) GitHub
5 22 (14.38%) Azure DevOps
6 19 (12.42%) Serverless
7 15 (9.80%) GitHub Actions
8 14 (9.15%) Azure Service Bus
8 14 (9.15%) Power Platform
9 12 (7.84%) Azure Functions
10 11 (7.19%) Power Automate
11 9 (5.88%) SaaS
12 8 (5.23%) Azure API Management
13 7 (4.58%) AWS Lambda
14 6 (3.92%) Amazon S3
14 6 (3.92%) Azure Cosmos DB
14 6 (3.92%) PowerApps
15 5 (3.27%) Amazon ECS
15 5 (3.27%) Azure Logic Apps
15 5 (3.27%) Google Gemini
Communications & Networking
1 6 (3.92%) Multicast
2 3 (1.96%) AMQP
2 3 (1.96%) HTTP
2 3 (1.96%) TCP/IP
2 3 (1.96%) VPN
3 1 (0.65%) Broadband
Database & Business Intelligence
1 18 (11.76%) MySQL
2 15 (9.80%) PostgreSQL
3 13 (8.50%) NoSQL
3 13 (8.50%) Relational Database
3 13 (8.50%) SQL Server
4 6 (3.92%) DynamoDB
4 6 (3.92%) MongoDB
4 6 (3.92%) Redis
5 5 (3.27%) Azure SQL Database
6 4 (2.61%) Big Data
6 4 (2.61%) Elasticsearch
7 3 (1.96%) MariaDB
7 3 (1.96%) Pinecone
7 3 (1.96%) Power BI
7 3 (1.96%) Weaviate
8 2 (1.31%) Amazon Aurora
8 2 (1.31%) SQL Server Integration Services
9 1 (0.65%) Amazon Redshift
9 1 (0.65%) BigQuery
9 1 (0.65%) Spark SQL
Development Applications
1 16 (10.46%) Git
2 8 (5.23%) Postman
3 5 (3.27%) NUnit
4 3 (1.96%) Jasmine
4 3 (1.96%) JIRA
4 3 (1.96%) JMeter
4 3 (1.96%) Selenium
4 3 (1.96%) Snyk
4 3 (1.96%) TeamCity
4 3 (1.96%) Visual Studio
4 3 (1.96%) Visual Studio Code
5 2 (1.31%) Jenkins
5 2 (1.31%) MSTest
6 1 (0.65%) CircleCI
6 1 (0.65%) GitLab
6 1 (0.65%) SpecFlow
General
1 45 (29.41%) Social Skills
2 37 (24.18%) Finance
3 18 (11.76%) Law
4 12 (7.84%) Analytical Skills
5 10 (6.54%) Banking
5 10 (6.54%) Inclusion and Diversity
5 10 (6.54%) Marketing
5 10 (6.54%) Retail
6 9 (5.88%) Influencing Skills
7 7 (4.58%) Legal
7 7 (4.58%) Telecoms
8 4 (2.61%) Manufacturing
9 3 (1.96%) Games
9 3 (1.96%) Public Sector
10 2 (1.31%) Advertising
10 2 (1.31%) Health Technology
10 2 (1.31%) Organisational Skills
10 2 (1.31%) Tech for Good
11 1 (0.65%) Automotive
11 1 (0.65%) Financial Institution
Job Titles
1 37 (24.18%) Developer
2 36 (23.53%) Senior
3 30 (19.61%) Software Engineer
4 26 (16.99%) Architect
5 21 (13.73%) Solutions Architect
6 20 (13.07%) Lead
7 11 (7.19%) Full-Stack Developer
7 11 (7.19%) Senior Developer
8 10 (6.54%) Senior Software Engineer
9 8 (5.23%) Security Engineer
10 7 (4.58%) .NET Developer
10 7 (4.58%) Development Manager
10 7 (4.58%) Python Engineer
10 7 (4.58%) Senior .NET Developer
11 6 (3.92%) AWS Architect
11 6 (3.92%) AWS Solution Architect
11 6 (3.92%) Azure Architect
11 6 (3.92%) Azure Developer
11 6 (3.92%) Payments Architect
11 6 (3.92%) Payments Solutions Architect
Libraries, Frameworks & Software Standards
1 45 (29.41%) RESTful
2 41 (26.80%) React
3 38 (24.84%) REST
4 31 (20.26%) .NET
5 26 (16.99%) Node.js
6 22 (14.38%) OAuth
7 16 (10.46%) Django
7 16 (10.46%) HTML
8 15 (9.80%) AngularJS
9 14 (9.15%) CSS
10 13 (8.50%) GraphQL
10 13 (8.50%) Kafka
10 13 (8.50%) OAuth2
11 12 (7.84%) FastAPI
12 11 (7.19%) .NET Core
12 11 (7.19%) ASP.NET
12 11 (7.19%) OpenAPI
12 11 (7.19%) Swagger
13 10 (6.54%) Vue
14 9 (5.88%) JSON
Miscellaneous
1 47 (30.72%) Cloud Native
2 19 (12.42%) Distributed Systems
3 12 (7.84%) Data Structures
3 12 (7.84%) Management Information System
4 10 (6.54%) Algorithms
4 10 (6.54%) Product Ownership
5 7 (4.58%) Hybrid Cloud
5 7 (4.58%) Legacy Systems
5 7 (4.58%) Public Cloud
6 6 (3.92%) Foreign Exchange (FX)
6 6 (3.92%) Private Cloud
7 5 (3.27%) IoT
7 5 (3.27%) Low-Code
8 4 (2.61%) Security Posture
9 3 (1.96%) AI Agents
9 3 (1.96%) Cloud Security Posture
9 3 (1.96%) Hackathon
9 3 (1.96%) Mobile App
9 3 (1.96%) Online Games
10 2 (1.31%) Enterprise Software
Operating Systems
1 6 (3.92%) Linux
1 6 (3.92%) Unix
2 1 (0.65%) Android
Processes & Methodologies
1 67 (43.79%) CI/CD
2 65 (42.48%) Agile
3 64 (41.83%) DevOps
4 51 (33.33%) Microservices
5 45 (29.41%) Software Engineering
6 39 (25.49%) AI
7 31 (20.26%) Problem-Solving
7 31 (20.26%) Roadmaps
8 30 (19.61%) SDLC
8 30 (19.61%) Test Automation
9 28 (18.30%) Full-Stack Development
10 26 (16.99%) Mentoring
11 25 (16.34%) API Development
12 22 (14.38%) API Integration
12 22 (14.38%) Continuous Improvement
13 19 (12.42%) Containerisation
13 19 (12.42%) Infrastructure as Code
13 19 (12.42%) Machine Learning
14 18 (11.76%) TDD
15 17 (11.11%) Stakeholder Management
Programming Languages
1 64 (41.83%) Python
2 43 (28.10%) SQL
3 37 (24.18%) TypeScript
4 33 (21.57%) C#
5 32 (20.92%) JavaScript
6 20 (13.07%) Java
7 13 (8.50%) Go
8 8 (5.23%) PHP
9 6 (3.92%) Shell Script
10 3 (1.96%) PowerShell
11 2 (1.31%) Bicep
11 2 (1.31%) Kotlin
12 1 (0.65%) C++
12 1 (0.65%) DataWeave
12 1 (0.65%) Groovy
12 1 (0.65%) PL/SQL
12 1 (0.65%) Scala
Qualifications
1 21 (13.73%) Degree
2 14 (9.15%) Computer Science Degree
3 9 (5.88%) Security Cleared
4 8 (5.23%) SC Cleared
4 8 (5.23%) TOGAF Certification
5 2 (1.31%) Azure Certification
5 2 (1.31%) Master's Degree
5 2 (1.31%) MCP
6 1 (0.65%) DBS Check
6 1 (0.65%) DV Cleared
Quality Assurance & Compliance
1 9 (5.88%) QA
2 8 (5.23%) GDPR
3 6 (3.92%) Accessibility
4 4 (2.61%) ISO/IEC 27001
5 3 (1.96%) SLA
5 3 (1.96%) WCAG
6 2 (1.31%) HL7
6 2 (1.31%) SNOMED CT
7 1 (0.65%) Data Quality
7 1 (0.65%) EU AI Act
7 1 (0.65%) NIST
7 1 (0.65%) PCI DSS
7 1 (0.65%) SOC 2
System Software
1 38 (24.84%) Docker
Systems Management
1 29 (18.95%) Kubernetes
2 26 (16.99%) Terraform
3 11 (7.19%) Ansible
4 3 (1.96%) Grafana
4 3 (1.96%) Prometheus
Vendors
1 30 (19.61%) Microsoft
2 18 (11.76%) Google
3 10 (6.54%) Salesforce
4 9 (5.88%) OpenAI
5 5 (3.27%) MuleSoft
6 4 (2.61%) Ericsson
6 4 (2.61%) Mavenir
6 4 (2.61%) Nokia
6 4 (2.61%) SAP
7 3 (1.96%) Checkmarx
7 3 (1.96%) Databricks
7 3 (1.96%) Dynatrace
7 3 (1.96%) Foundry
7 3 (1.96%) Oracle
7 3 (1.96%) Qualys
7 3 (1.96%) Rollbar
8 2 (1.31%) Adobe
9 1 (0.65%) Palantir
9 1 (0.65%) ServiceNow
9 1 (0.65%) Sybase