API Design Job Trends in the City of London

API Design
Central London > City of London

The table below provides summary statistics and salary benchmarking for jobs advertised in the City of London requiring API Design skills. It covers permanent job vacancies from the 6 months leading up to 16 December 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Dec 2025
Same period 2024 Same period 2023
Rank 107 163 166
Rank change year-on-year +56 +3 +13
Permanent jobs citing API Design 20 8 6
As % of all permanent jobs in the City of London 1.01% 0.29% 0.21%
As % of the Processes & Methodologies category 1.14% 0.31% 0.21%
Number of salaries quoted 17 3 4
10th Percentile £60,000 £63,250 -
25th Percentile £72,500 £64,375 £57,500
Median annual salary (50th Percentile) £100,000 £67,500 £60,000
Median % change year-on-year +48.15% +12.50% -38.46%
75th Percentile £105,000 £76,875 £63,750
90th Percentile £109,250 £81,750 £66,000
Central London median annual salary £100,000 £75,000 £60,000
% change year-on-year +33.33% +25.00% -38.46%

All Process and Methodology Skills
City of London

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 in the City of London.

Permanent vacancies with a requirement for process or methodology skills 1,759 2,591 2,791
As % of all permanent jobs advertised in the City of London 89.20% 95.26% 95.52%
Number of salaries quoted 1,330 1,700 2,522
10th Percentile £40,532 £46,250 £40,000
25th Percentile £57,500 £55,000 £55,000
Median annual salary (50th Percentile) £75,000 £75,000 £75,000
75th Percentile £100,000 £95,000 £96,250
90th Percentile £115,000 £118,750 £115,000
Central London median annual salary £75,000 £75,000 £74,000
% change year-on-year - +1.35% -1.33%

API Design
Job Vacancy Trend in the City of London

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

API Design job vacancy trend in the City of London

API Design
Salary Trend in the City of London

Salary distribution trend for jobs in the City of London citing API Design.

Salary distribution trend for jobs in the City of London citing API Design

API Design
Salary Histogram in the City of London

Salary distribution for jobs citing API Design in the City of London over the 6 months to 16 December 2025.

Salary histogram for API Design in the City of London

API Design
Co-Occurring Skills & Capabilities in the City of London 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:

Cloud Services
1 12 (60.00%) Azure
2 9 (45.00%) AWS
3 6 (30.00%) GCP
4 3 (15.00%) Amazon ECS
4 3 (15.00%) Amazon S3
4 3 (15.00%) AWS Fargate
4 3 (15.00%) AWS Lambda
4 3 (15.00%) Figma
4 3 (15.00%) Power Platform
4 3 (15.00%) SaaS
4 3 (15.00%) Serverless
5 2 (10.00%) Amazon CloudWatch
5 2 (10.00%) Amazon ECR
5 2 (10.00%) Apigee
5 2 (10.00%) Azure DevOps
5 2 (10.00%) GitHub
6 1 (5.00%) Amazon EC2
6 1 (5.00%) AWS CloudFormation
6 1 (5.00%) Azure API Management
6 1 (5.00%) Virtual Private Cloud
Communications & Networking
1 1 (5.00%) Multicast
Database & Business Intelligence
1 3 (15.00%) DynamoDB
1 3 (15.00%) PostgreSQL
2 2 (10.00%) NoSQL
3 1 (5.00%) Amazon Redshift
3 1 (5.00%) BigQuery
3 1 (5.00%) InterSystems Cache
3 1 (5.00%) MySQL
Development Applications
1 1 (5.00%) Git
General
1 7 (35.00%) Social Skills
2 4 (20.00%) Legal
3 3 (15.00%) Finance
4 2 (10.00%) Advertising
4 2 (10.00%) Analytical Skills
4 2 (10.00%) Law
4 2 (10.00%) Retail
5 1 (5.00%) Front Office
Job Titles
1 7 (35.00%) Architect
2 4 (20.00%) Full-Stack Engineer
2 4 (20.00%) Senior
2 4 (20.00%) Software Engineer
3 3 (15.00%) Azure Architect
3 3 (15.00%) Full-Stack Software Engineer
3 3 (15.00%) Solutions Architect
3 3 (15.00%) Technical Architect
4 2 (10.00%) AWS DevOps
4 2 (10.00%) AWS DevOps Engineer
4 2 (10.00%) AWS Engineer
4 2 (10.00%) Developer
4 2 (10.00%) DevOps Engineer
4 2 (10.00%) Lead
4 2 (10.00%) Senior Full-Stack Engineer
5 1 (5.00%) Lead Developer
5 1 (5.00%) Lead Full-Stack Developer
5 1 (5.00%) Python Engineer
5 1 (5.00%) Senior Developer
5 1 (5.00%) Senior Full-Stack Software Engineer
Libraries, Frameworks & Software Standards
1 8 (40.00%) Node.js
2 4 (20.00%) React
3 3 (15.00%) AngularJS
3 3 (15.00%) FastAPI
4 2 (10.00%) Django
4 2 (10.00%) Flask
4 2 (10.00%) HTML
4 2 (10.00%) JWT
4 2 (10.00%) Kafka
4 2 (10.00%) Next.js
4 2 (10.00%) OAuth
4 2 (10.00%) RabbitMQ
4 2 (10.00%) Tailwind CSS
5 1 (5.00%) .NET
5 1 (5.00%) D3.js
5 1 (5.00%) FIX Protocol
5 1 (5.00%) REST
5 1 (5.00%) RESTful
5 1 (5.00%) RxJS
5 1 (5.00%) Vue
Miscellaneous
1 3 (15.00%) Cloud Native
1 3 (15.00%) Low-Code
2 2 (10.00%) Distributed Systems
3 1 (5.00%) AI Agents
3 1 (5.00%) Enterprise Software
3 1 (5.00%) Foreign Exchange (FX)
3 1 (5.00%) Product Ownership
3 1 (5.00%) Security Posture
Operating Systems
1 1 (5.00%) Linux
Processes & Methodologies
1 8 (40.00%) CI/CD
2 7 (35.00%) Software Engineering
3 6 (30.00%) Microservices
3 6 (30.00%) Prototyping
4 5 (25.00%) AI
4 5 (25.00%) Full-Stack Development
5 4 (20.00%) Agile
5 4 (20.00%) API Integration
5 4 (20.00%) Containerisation
5 4 (20.00%) DevOps
5 4 (20.00%) Machine Learning
5 4 (20.00%) Problem-Solving
5 4 (20.00%) Technical Leadership
5 4 (20.00%) Test Automation
6 3 (15.00%) Analytics
6 3 (15.00%) Presales
6 3 (15.00%) Product Discovery
6 3 (15.00%) Rapid Prototyping
6 3 (15.00%) Secure Coding
6 3 (15.00%) Stakeholder Management
Programming Languages
1 11 (55.00%) Python
2 8 (40.00%) TypeScript
3 5 (25.00%) JavaScript
4 3 (15.00%) Java
5 2 (10.00%) SQL
Qualifications
1 1 (5.00%) Degree
1 1 (5.00%) MCP
1 1 (5.00%) TOGAF Certification
Quality Assurance & Compliance
1 1 (5.00%) GDPR
1 1 (5.00%) ISO/IEC 27001
1 1 (5.00%) SOC 2
System Software
1 5 (25.00%) Docker
Systems Management
1 4 (20.00%) Kubernetes
1 4 (20.00%) Terraform
2 2 (10.00%) Ansible
Vendors
1 3 (15.00%) Google
1 3 (15.00%) Microsoft
2 1 (5.00%) Databricks
2 1 (5.00%) Foundry
2 1 (5.00%) Palantir