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

6 months to
20 Sep 2026
Same period 2025 Same period 2024
Rank 485 552 664
Rank change year-on-year +67 +112 -162
Permanent jobs citing API Design 352 131 117
As % of all permanent jobs in the UK 0.30% 0.27% 0.15%
As % of the Processes & Methodologies category 0.41% 0.30% 0.18%
Number of salaries quoted 242 97 62
10th Percentile £48,750 £50,750 £40,250
25th Percentile £62,000 £62,500 £52,500
Median annual salary (50th Percentile) £75,000 £80,000 £62,500
Median % change year-on-year -6.25% +28.00% -7.59%
75th Percentile £87,500 £92,500 £72,500
90th Percentile £102,375 £130,000 £82,500
UK excluding London median annual salary £70,000 £75,000 £61,903
% change year-on-year -6.67% +21.16% +3.17%

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 84,898 43,727 63,303
As % of all permanent jobs advertised in the UK 73.06% 88.69% 81.28%
Number of salaries quoted 58,675 24,676 35,715
10th Percentile £31,250 £28,500 £32,000
25th Percentile £41,750 £36,250 £42,500
Median annual salary (50th Percentile) £60,000 £55,000 £57,500
Median % change year-on-year +9.09% -4.35% -4.17%
75th Percentile £80,000 £75,000 £77,500
90th Percentile £100,000 £96,313 £95,000
UK excluding London median annual salary £55,000 £47,500 £52,500
% change year-on-year +15.79% -9.52% -2.78%

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 September 2026.

Salary histogram for API Design in the UK

API Design
Top 17 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 September 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 +31 307 £75,000 -6.25% 472
UK excluding London -46 171 £70,000 -6.67% 216
London +37 162 £80,000 -5.88% 327
Work from Home +37 121 £75,000 - 230
North of England -41 48 £75,000 +30.43% 58
North West -7 32 £80,000 +39.13% 35
Midlands -29 30 £65,000 +4.00% 16
Wales -45 24 £57,500 +7.48% 3
South West -54 24 £63,750 +2.00% 10
West Midlands -30 22 £65,000 +10.64% 8
South East -39 22 £60,000 -20.00% 45
East of England -33 18 £72,500 -14.71% 23
North East - 10 £66,000 - 4
East Midlands -31 8 £61,250 +2.08% 8
Yorkshire -35 6 £55,000 -24.14% 19
Scotland +16 4 £75,000 - 35
Northern Ireland - 1 - - 26

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 7 (1.99%) Camunda
1 7 (1.99%) Confluence
2 5 (1.42%) Adobe Experience Manager
3 2 (0.57%) Cloud Foundry
4 1 (0.28%) Apache
4 1 (0.28%) Apache Airflow
4 1 (0.28%) Apache Solr
4 1 (0.28%) Apache Spark
4 1 (0.28%) Oracle Workflow
4 1 (0.28%) SharePoint
Applications
1 8 (2.27%) MS Visio
2 2 (0.57%) Lightworks
3 1 (0.28%) ProjectWise
Business Applications
1 3 (0.85%) SAP Business One
2 2 (0.57%) SAP ERP
2 2 (0.57%) SAP S/4HANA
3 1 (0.28%) Distributed Ledger
3 1 (0.28%) Oracle EBS
3 1 (0.28%) Oracle Procure-to-Pay
3 1 (0.28%) Primavera
Cloud Services
1 193 (54.83%) Azure
2 188 (53.41%) AWS
3 64 (18.18%) GCP
4 53 (15.06%) GitHub
5 47 (13.35%) Azure Service Bus
6 36 (10.23%) Serverless
7 33 (9.38%) AWS CloudFormation
8 28 (7.95%) SaaS
9 20 (5.68%) Azure DevOps
9 20 (5.68%) GitHub Actions
10 19 (5.40%) Azure Monitor
11 18 (5.11%) Amazon ECS
11 18 (5.11%) Azure Key Vault
11 18 (5.11%) GitHub Copilot
12 16 (4.55%) Amazon S3
13 15 (4.26%) Amazon EKS
13 15 (4.26%) AWS Lambda
14 14 (3.98%) Anthropic Claude
14 14 (3.98%) Azure Storage
15 13 (3.69%) iPaaS
Communications & Networking
1 29 (8.24%) Broadband
2 21 (5.97%) MQTT
3 14 (3.98%) DMARC
4 3 (0.85%) Network Security
5 2 (0.57%) HTTP
5 2 (0.57%) Internet
5 2 (0.57%) TCP/IP
Database & Business Intelligence
1 95 (26.99%) PostgreSQL
2 57 (16.19%) MongoDB
3 43 (12.22%) MySQL
4 37 (10.51%) Redis
5 33 (9.38%) Relational Database
6 26 (7.39%) SQL Server
7 25 (7.10%) NoSQL
8 10 (2.84%) DynamoDB
9 9 (2.56%) Geospatial Data
10 7 (1.99%) Azure SQL Database
11 5 (1.42%) MariaDB
12 4 (1.14%) Amazon RDS
12 4 (1.14%) Apache Cassandra
12 4 (1.14%) Data Warehouse
12 4 (1.14%) Delta Lake
13 3 (0.85%) Elasticsearch
14 2 (0.57%) Metadata
15 1 (0.28%) Apache Iceberg
15 1 (0.28%) Oracle Database
15 1 (0.28%) TimescaleDB
Development Applications
1 49 (13.92%) Git
2 31 (8.81%) Claude Code
3 18 (5.11%) JIRA
4 13 (3.69%) JUnit
5 12 (3.41%) GitLab
6 9 (2.56%) Mockito
7 8 (2.27%) Jenkins
8 7 (1.99%) MSI
9 4 (1.14%) IntelliJ
9 4 (1.14%) Maven
9 4 (1.14%) NUnit
9 4 (1.14%) Spock
10 3 (0.85%) SonarQube
11 2 (0.57%) Bitbucket
11 2 (0.57%) JMeter
11 2 (0.57%) MLflow
12 1 (0.28%) Gemini Tracker
12 1 (0.28%) Oracle APEX
12 1 (0.28%) Postman
12 1 (0.28%) Vite
General
1 95 (26.99%) Social Skills
2 43 (12.22%) Analytical Skills
2 43 (12.22%) Finance
3 40 (11.36%) Public Sector
4 28 (7.95%) Inclusion and Diversity
5 25 (7.10%) Games
6 17 (4.83%) Banking
7 15 (4.26%) Marketing
8 13 (3.69%) Retail
9 12 (3.41%) Pharmaceutical
10 11 (3.13%) Documentation Skills
11 5 (1.42%) Telecoms
12 4 (1.14%) Financial Institution
12 4 (1.14%) Law
12 4 (1.14%) Legal
12 4 (1.14%) Organisational Skills
13 3 (0.85%) Influencing Skills
13 3 (0.85%) Tech for Good
14 2 (0.57%) Front Office
14 2 (0.57%) Legal Technology
Job Titles
1 116 (32.95%) Developer
2 108 (30.68%) Senior
3 67 (19.03%) Architect
4 62 (17.61%) Lead
5 50 (14.20%) Software Engineer
6 40 (11.36%) Senior Developer
7 36 (10.23%) Solutions Architect
8 30 (8.52%) Python Engineer
9 25 (7.10%) Python Developer
9 25 (7.10%) Technical Leader
10 20 (5.68%) Senior Python Developer
11 19 (5.40%) Full-Stack Engineer
11 19 (5.40%) Senior Software Engineer
12 18 (5.11%) .NET Developer
13 17 (4.83%) Full-Stack Developer
13 17 (4.83%) Java Developer
14 16 (4.55%) Ruby Developer
15 15 (4.26%) Senior Architect
16 14 (3.98%) Artificial Intelligence Engineer
16 14 (3.98%) Lead Developer
Libraries, Frameworks & Software Standards
1 152 (43.18%) RESTful
2 73 (20.74%) REST
3 61 (17.33%) .NET
3 61 (17.33%) Spring
4 55 (15.63%) Kafka
5 54 (15.34%) Spring Boot
6 48 (13.64%) Node.js
6 48 (13.64%) Terraform
7 43 (12.22%) RabbitMQ
8 42 (11.93%) React
9 38 (10.80%) OAuth
10 36 (10.23%) JWT
10 36 (10.23%) OAuth2
11 29 (8.24%) FastAPI
12 27 (7.67%) OpenAPI
12 27 (7.67%) Swagger
13 26 (7.39%) JSON
14 25 (7.10%) AngularJS
15 21 (5.97%) Hibernate
15 21 (5.97%) JPA
Miscellaneous
1 129 (36.65%) Cloud Native
2 94 (26.70%) Distributed Systems
3 36 (10.23%) Onboarding
4 31 (8.81%) Product Ownership
5 26 (7.39%) Enterprise Software
6 25 (7.10%) Low-Code
7 24 (6.82%) Video\Live Streaming
8 18 (5.11%) Virtual Team
9 13 (3.69%) Self-Motivation
10 12 (3.41%) AI Agents
10 12 (3.41%) Mobile App
11 11 (3.13%) Legacy Systems
12 10 (2.84%) Data Centre
12 10 (2.84%) Legacy Applications
13 9 (2.56%) Marketing Technology
14 6 (1.70%) Enterprise Cloud
15 5 (1.42%) Private Cloud
16 4 (1.14%) Public Cloud
17 3 (0.85%) Driving Licence
17 3 (0.85%) Greenfield Project
Operating Systems
1 15 (4.26%) Windows
2 10 (2.84%) Linux
3 4 (1.14%) VMS
4 3 (0.85%) Android
5 2 (0.57%) Apple iOS
6 1 (0.28%) Embedded Linux
Processes & Methodologies
1 215 (61.08%) CI/CD
2 150 (42.61%) Agile
3 148 (42.05%) AI
4 139 (39.49%) Microservices
5 137 (38.92%) Software Engineering
6 129 (36.65%) Containerisation
7 124 (35.23%) Event-Driven
8 114 (32.39%) DevOps
9 98 (27.84%) Test Automation
10 90 (25.57%) Integration Patterns
10 90 (25.57%) Observability
11 87 (24.72%) Full-Stack Development
12 86 (24.43%) Infrastructure as Code
13 83 (23.58%) Mentoring
14 77 (21.88%) Continuous Improvement
15 68 (19.32%) Roadmaps
16 57 (16.19%) Scrum
17 54 (15.34%) Event-Driven Architecture
18 53 (15.06%) API Integration
18 53 (15.06%) Validation
Programming Languages
1 154 (43.75%) Python
2 95 (26.99%) Java
3 61 (17.33%) C#
3 61 (17.33%) TypeScript
4 60 (17.05%) JavaScript
5 54 (15.34%) SQL
6 28 (7.95%) Go
7 20 (5.68%) Ruby
8 14 (3.98%) Bicep
9 6 (1.70%) VB.NET
10 5 (1.42%) Rust
11 4 (1.14%) Groovy
11 4 (1.14%) T-SQL
12 3 (0.85%) C++
12 3 (0.85%) PHP
12 3 (0.85%) VB
13 2 (0.57%) Shell Script
14 1 (0.28%) C
14 1 (0.28%) Perl
14 1 (0.28%) PL/SQL
Qualifications
1 40 (11.36%) Degree
2 32 (9.09%) Security Cleared
3 25 (7.10%) Computer Science Degree
4 18 (5.11%) SC Cleared
5 8 (2.27%) BPSS Clearance
6 7 (1.99%) AWS Certification
6 7 (1.99%) Master's Degree
7 4 (1.14%) MBA
8 2 (0.57%) (ISC)2 CCSP
8 2 (0.57%) Azure Certification
8 2 (0.57%) CCSP
8 2 (0.57%) Cisco Certification
8 2 (0.57%) CISSP
8 2 (0.57%) Microsoft Certified Professional
9 1 (0.28%) DV Cleared
9 1 (0.28%) PMI Certification
Quality Assurance & Compliance
1 45 (12.78%) QA
2 15 (4.26%) Accessibility
3 9 (2.56%) NCSC
4 7 (1.99%) WCAG
5 5 (1.42%) GDPR
6 4 (1.14%) Data Quality
7 3 (0.85%) ISO/IEC 27001
8 1 (0.28%) HL7
8 1 (0.28%) PMO
8 1 (0.28%) Sarbanes-Oxley
System Software
1 140 (39.77%) Docker
2 1 (0.28%) Virtual Machines
Systems Management
1 104 (29.55%) Kubernetes
2 22 (6.25%) Grafana
2 22 (6.25%) Prometheus
3 9 (2.56%) Puppet
4 6 (1.70%) Progress Chef
5 5 (1.42%) Ansible
6 3 (0.85%) Podman
7 2 (0.57%) Bosun
7 2 (0.57%) Kibana
7 2 (0.57%) Single Sign-On
Vendors
1 39 (11.08%) Microsoft
2 24 (6.82%) Splunk
3 17 (4.83%) OpenAI
4 16 (4.55%) SAP
5 14 (3.98%) SendGrid
6 12 (3.41%) Salesforce
7 11 (3.13%) Google
7 11 (3.13%) MuleSoft
7 11 (3.13%) ServiceNow
8 9 (2.56%) Adobe
9 8 (2.27%) Databricks
10 6 (1.70%) Oracle
11 4 (1.14%) AppDynamics
11 4 (1.14%) Dynatrace
12 3 (0.85%) IFS
12 3 (0.85%) NVIDIA
12 3 (0.85%) Tenable
13 2 (0.57%) Aderant
13 2 (0.57%) Concur
13 2 (0.57%) Intapp