API Design Contract Job Trends in London

API Design
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring API Design skills. It covers contract job vacancies from the 6 months leading up to 9 December 2025, with comparisons to the same periods in the previous two years.

6 months to
9 Dec 2025
Same period 2024 Same period 2023
Rank 240 277 374
Rank change year-on-year +37 +97 +10
Contract jobs citing API Design 142 100 35
As % of all contract jobs in London 0.99% 0.64% 0.18%
As % of the Processes & Methodologies category 1.08% 0.71% 0.20%
Number of daily rates quoted 90 63 22
10th Percentile £350 £400 £489
25th Percentile £425 £428 £531
Median daily rate (50th Percentile) £575 £575 £675
Median % change year-on-year - -14.81% -1.82%
75th Percentile £688 £638 £834
90th Percentile £750 £820 £874
England median daily rate £525 £550 £534
% change year-on-year -4.55% +3.00% -14.56%
Number of hourly rates quoted 2 1 0
10th Percentile £61.50 - -
25th Percentile £62.25 £51.25 -
Median hourly rate £65.00 £52.50 -
Median % change year-on-year +23.81% - -
75th Percentile £68.25 £53.75 -
90th Percentile £69.30 - -
England median hourly rate £109.00 £52.50 -
% change year-on-year +107.62% - -

All Process and Methodology Skills
London

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

Contract vacancies with a requirement for process or methodology skills 13,110 14,014 17,485
As % of all contract IT jobs advertised in London 91.71% 89.83% 89.60%
Number of daily rates quoted 8,647 9,052 12,526
10th Percentile £338 £350 £355
25th Percentile £425 £450 £459
Median daily rate (50th Percentile) £530 £550 £568
Median % change year-on-year -3.64% -3.08% -3.81%
75th Percentile £650 £675 £688
90th Percentile £766 £800 £800
England median daily rate £505 £525 £545
% change year-on-year -3.81% -3.67% -0.91%
Number of hourly rates quoted 244 165 236
10th Percentile £18.25 £17.25 £18.68
25th Percentile £24.50 £23.80 £21.75
Median hourly rate £29.25 £37.50 £35.32
Median % change year-on-year -22.00% +6.19% -11.16%
75th Percentile £47.56 £53.75 £60.00
90th Percentile £66.50 £80.75 £76.25
England median hourly rate £25.15 £35.00 £44.50
% change year-on-year -28.14% -21.35% +18.67%

API Design
Job Vacancy Trend in London

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

API Design job vacancy trend in London

API Design
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing API Design.

Contractor daily rate distribution trend for jobs in London citing API Design

API Design
Daily Rate Histogram in London

Daily rate distribution for jobs citing API Design in London over the 6 months to 9 December 2025.

Daily rate histogram for API Design in London

API Design
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing API Design.

Contractor hourly rate distribution trend for jobs in London citing API Design

API Design
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing API Design within the London region over the 6 months to 9 December 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London -3 12 £660 +10.00% 8
West London -5 12 £550 +34.47% 1
South London -2 4 £700 -1.41%
East London - 4 £675 -
API Design
England

API Design
Co-Occurring Skills & Capabilities in 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:

Application Platforms
1 3 (2.11%) Apache
1 3 (2.11%) Confluence
1 3 (2.11%) OpenStack
2 2 (1.41%) Anypoint
2 2 (1.41%) Apache Airflow
2 2 (1.41%) CMS
2 2 (1.41%) Mule
3 1 (0.70%) Documentum
3 1 (0.70%) Mule ESB
Applications
1 1 (0.70%) Chatbot
Business Applications
1 4 (2.82%) Endur
2 1 (0.70%) Exchequer
2 1 (0.70%) TrackWise
Cloud Services
1 54 (38.03%) AWS
2 49 (34.51%) Azure
3 22 (15.49%) GitHub
4 19 (13.38%) GCP
4 19 (13.38%) Serverless
5 17 (11.97%) SaaS
6 11 (7.75%) AWS Lambda
7 10 (7.04%) Azure API Management
8 9 (6.34%) Amazon ECS
9 7 (4.93%) Amazon S3
9 7 (4.93%) Apigee
10 6 (4.23%) Azure DevOps
10 6 (4.23%) Azure Functions
11 5 (3.52%) AWS Fargate
11 5 (3.52%) Azure Monitor
11 5 (3.52%) GitHub Actions
11 5 (3.52%) PaaS
12 4 (2.82%) Azure AKS
12 4 (2.82%) Azure Cosmos DB
12 4 (2.82%) Azure Service Bus
Communications & Networking
1 3 (2.11%) Firewall
2 2 (1.41%) SSL
3 1 (0.70%) AMQP
3 1 (0.70%) DSL
3 1 (0.70%) HTTP
3 1 (0.70%) Multicast
Database & Business Intelligence
1 20 (14.08%) NoSQL
2 10 (7.04%) PostgreSQL
2 10 (7.04%) SQL Server
3 8 (5.63%) MongoDB
4 6 (4.23%) DynamoDB
5 4 (2.82%) Metadata
5 4 (2.82%) Redis
5 4 (2.82%) Relational Database
6 3 (2.11%) Amazon Aurora
7 2 (1.41%) Airbyte
7 2 (1.41%) Amazon RDS
7 2 (1.41%) Amazon Redshift
8 1 (0.70%) Azure SQL Database
8 1 (0.70%) DocumentDB
Development Applications
1 20 (14.08%) Jenkins
2 12 (8.45%) Git
3 11 (7.75%) JIRA
4 6 (4.23%) GitLab
4 6 (4.23%) SpecFlow
5 5 (3.52%) JUnit
6 4 (2.82%) Cypress.io
6 4 (2.82%) MLflow
7 2 (1.41%) Bitbucket
7 2 (1.41%) Gradle
7 2 (1.41%) Maven
8 1 (0.70%) Ant
8 1 (0.70%) CircleCI
8 1 (0.70%) Mockito
8 1 (0.70%) Snyk
8 1 (0.70%) webpack
General
1 45 (31.69%) Social Skills
2 37 (26.06%) Finance
3 19 (13.38%) Analytical Skills
4 17 (11.97%) Public Sector
5 16 (11.27%) Banking
6 6 (4.23%) Telecoms
7 5 (3.52%) Back Office
7 5 (3.52%) Documentation Skills
8 4 (2.82%) Publishing
9 3 (2.11%) Automotive
10 2 (1.41%) Influencing Skills
10 2 (1.41%) Legal
10 2 (1.41%) Local Government
10 2 (1.41%) Marketing
11 1 (0.70%) Financial Institution
11 1 (0.70%) Inclusion and Diversity
11 1 (0.70%) Manufacturing
11 1 (0.70%) Organisational Skills
11 1 (0.70%) Retail
Job Titles
1 48 (33.80%) Architect
2 38 (26.76%) Senior
3 34 (23.94%) Developer
4 17 (11.97%) Solutions Architect
5 15 (10.56%) Senior Developer
5 15 (10.56%) Technical Architect
6 13 (9.15%) Java Developer
7 10 (7.04%) Consultant
7 10 (7.04%) Senior Consultant
7 10 (7.04%) Senior Data Warehouse Specialist
7 10 (7.04%) Senior Technical Consultant
7 10 (7.04%) Senior Technical Specialist
7 10 (7.04%) Senior Unix Technical Specialist
7 10 (7.04%) Technical Consultant
7 10 (7.04%) Technical Specialist
8 8 (5.63%) Artificial Intelligence Engineer
9 7 (4.93%) Angular Developer
9 7 (4.93%) Data Engineer
9 7 (4.93%) Lead
10 6 (4.23%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 37 (26.06%) RESTful
2 35 (24.65%) Node.js
3 26 (18.31%) REST
4 25 (17.61%) GraphQL
5 21 (14.79%) Spring
6 20 (14.08%) React
7 19 (13.38%) OAuth
7 19 (13.38%) Playwright
8 18 (12.68%) Kafka
9 17 (11.97%) AngularJS
10 16 (11.27%) Spring Boot
11 15 (10.56%) OAuth2
12 14 (9.86%) .NET
13 13 (9.15%) Vitest
14 10 (7.04%) JWT
15 8 (5.63%) JSON
15 8 (5.63%) Middleware
15 8 (5.63%) Swagger
16 7 (4.93%) Hibernate
16 7 (4.93%) Jest
Miscellaneous
1 30 (21.13%) Cloud Native
2 13 (9.15%) Distributed Systems
3 12 (8.45%) Product Ownership
4 6 (4.23%) Legacy Systems
5 4 (2.82%) Grid Computing
5 4 (2.82%) Mobile App
5 4 (2.82%) Onboarding
6 3 (2.11%) Analytical Mindset
6 3 (2.11%) Greenfield Project
7 2 (1.41%) Algorithms
7 2 (1.41%) Enterprise Software
7 2 (1.41%) Security Posture
8 1 (0.70%) AI Agents
8 1 (0.70%) Data Fabric
8 1 (0.70%) Hybrid Cloud
8 1 (0.70%) IoT
8 1 (0.70%) Low-Code
8 1 (0.70%) Manufacturing Execution System
8 1 (0.70%) Reinsurance
8 1 (0.70%) Virtual Team
Operating Systems
1 6 (4.23%) Linux
2 2 (1.41%) Apple iOS
3 1 (0.70%) Android
3 1 (0.70%) Unix
Processes & Methodologies
1 73 (51.41%) CI/CD
2 72 (50.70%) Agile
3 64 (45.07%) DevOps
4 62 (43.66%) Microservices
5 45 (31.69%) Problem-Solving
6 39 (27.46%) Containerisation
7 35 (24.65%) Test Automation
8 30 (21.13%) Mentoring
9 28 (19.72%) AI
10 22 (15.49%) Event-Driven
11 21 (14.79%) API Development
11 21 (14.79%) Performance Optimisation
12 20 (14.08%) Infrastructure as Code
13 19 (13.38%) Code Quality
13 19 (13.38%) Event-Driven Architecture
14 18 (12.68%) Data Modelling
14 18 (12.68%) Machine Learning
14 18 (12.68%) Observability
15 17 (11.97%) Roadmaps
15 17 (11.97%) Software Engineering
Programming Languages
1 39 (27.46%) Java
2 30 (21.13%) SQL
2 30 (21.13%) TypeScript
3 27 (19.01%) Python
4 14 (9.86%) C#
5 7 (4.93%) JavaScript
6 4 (2.82%) Kotlin
6 4 (2.82%) Ruby
7 2 (1.41%) Objective-C
7 2 (1.41%) Scala
7 2 (1.41%) Swift
8 1 (0.70%) Bash
8 1 (0.70%) Bicep
8 1 (0.70%) DataWeave
8 1 (0.70%) Korn
8 1 (0.70%) PHP
8 1 (0.70%) Shell Script
Qualifications
1 25 (17.61%) Security Cleared
2 18 (12.68%) SC Cleared
3 15 (10.56%) Degree
4 8 (5.63%) Computer Science Degree
5 7 (4.93%) AWS Certification
5 7 (4.93%) BPSS Clearance
6 4 (2.82%) Azure Certification
7 3 (2.11%) AWS Certified Developer
7 3 (2.11%) MCP
7 3 (2.11%) TOGAF Certification
8 2 (1.41%) AWS Certified Solutions Architect
9 1 (0.70%) DV Cleared
9 1 (0.70%) IIBA
9 1 (0.70%) Numerate Degree
9 1 (0.70%) SAP Certification
Quality Assurance & Compliance
1 6 (4.23%) GDPR
2 5 (3.52%) Accessibility
3 4 (2.82%) ISO/IEC 27001
3 4 (2.82%) QA
4 2 (1.41%) Cyber Essentials
4 2 (1.41%) EU AI Act
4 2 (1.41%) NIST
System Software
1 41 (28.87%) Docker
Systems Management
1 42 (29.58%) Kubernetes
2 24 (16.90%) Terraform
3 10 (7.04%) Ansible
4 3 (2.11%) Single Sign-On
5 1 (0.70%) CloudHub
5 1 (0.70%) Grafana
5 1 (0.70%) Prometheus
5 1 (0.70%) Puppet
Vendors
1 16 (11.27%) Microsoft
2 8 (5.63%) Google
2 8 (5.63%) MuleSoft
3 7 (4.93%) Databricks
4 3 (2.11%) Atlassian
4 3 (2.11%) Confluent
4 3 (2.11%) Hitachi
4 3 (2.11%) OpenAI
4 3 (2.11%) Oracle
4 3 (2.11%) Salesforce
5 2 (1.41%) Apple
5 2 (1.41%) Foundry
5 2 (1.41%) SAP
5 2 (1.41%) ServiceNow
6 1 (0.70%) FIS
6 1 (0.70%) Informatica
6 1 (0.70%) LabVantage
6 1 (0.70%) Solace
6 1 (0.70%) SolarWinds
6 1 (0.70%) Splunk