API Design Contract Job Trends in the Thames Valley

API Design
South East > Thames Valley

The table below provides summary statistics and contractor rates for jobs advertised in the Thames Valley requiring API Design skills. It covers contract job vacancies from the 6 months leading up to 20 December 2025, with comparisons to the same periods in the previous two years.

6 months to
20 Dec 2025
Same period 2024 Same period 2023
Rank 123 95 143
Rank change year-on-year -28 +48 +31
Contract jobs citing API Design 6 23 5
As % of all contract jobs in the Thames Valley 0.29% 1.16% 0.20%
As % of the Processes & Methodologies category 0.33% 1.30% 0.22%
Number of daily rates quoted 4 12 3
10th Percentile £474 £403 -
25th Percentile £491 £406 £575
Median daily rate (50th Percentile) £513 £409 £600
Median % change year-on-year +25.31% -31.83% +33.33%
75th Percentile £564 £411 £625
90th Percentile £613 £526 -
South East median daily rate £513 £409 £600
% change year-on-year +25.31% -31.83% +26.32%

All Process and Methodology Skills
Thames Valley

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 the Thames Valley.

Contract vacancies with a requirement for process or methodology skills 1,833 1,766 2,257
As % of all contract IT jobs advertised in the Thames Valley 87.37% 89.33% 91.60%
Number of daily rates quoted 1,202 1,040 1,463
10th Percentile £263 £265 £213
25th Percentile £400 £409 £391
Median daily rate (50th Percentile) £500 £525 £500
Median % change year-on-year -4.76% +5.00% -
75th Percentile £588 £638 £613
90th Percentile £650 £676 £688
South East median daily rate £500 £513 £520
% change year-on-year -2.44% -1.44% +1.46%
Number of hourly rates quoted 132 51 101
10th Percentile £15.29 £19.30 £19.25
25th Percentile £17.88 £30.50 £25.25
Median hourly rate £25.15 £56.75 £50.00
Median % change year-on-year -55.68% +13.49% +138.10%
75th Percentile £58.00 £63.00 £64.50
90th Percentile £89.63 £67.00 £72.33
South East median hourly rate £22.27 £47.51 £54.39
% change year-on-year -53.14% -12.64% +45.03%

API Design
Job Vacancy Trend in the Thames Valley

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

API Design job vacancy trend in the Thames Valley

API Design
Daily Rate Trend in the Thames Valley

Contractor daily rate distribution trend for jobs in the Thames Valley citing API Design.

Contractor daily rate distribution trend for jobs in the Thames Valley citing API Design

API Design
Daily Rate Histogram in the Thames Valley

Daily rate distribution for jobs citing API Design in the Thames Valley over the 6 months to 20 December 2025.

Daily rate histogram for API Design in the Thames Valley

API Design
Hourly Rate Trend in the Thames Valley

Contractor hourly rate distribution trend for jobs in the Thames Valley citing API Design.

Contractor hourly rate distribution trend for jobs in the Thames Valley citing API Design

API Design
Contract Job Locations in the Thames Valley

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 Thames Valley region over the 6 months to 20 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
Berkshire -18 6 £513 +25.31% 2
API Design
South East

API Design
Co-Occurring Skills & Capabilities in the Thames Valley 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 1 (16.67%) CMS
1 1 (16.67%) Drupal
1 1 (16.67%) WordPress
Cloud Services
1 3 (50.00%) AWS
2 2 (33.33%) Serverless
3 1 (16.67%) Amazon CloudWatch
3 1 (16.67%) Amazon ECS
3 1 (16.67%) Amazon S3
3 1 (16.67%) AWS CloudFormation
3 1 (16.67%) AWS Lambda
3 1 (16.67%) Azure
3 1 (16.67%) Azure API Management
3 1 (16.67%) Azure Event Grid
3 1 (16.67%) Azure Functions
3 1 (16.67%) Azure Logic Apps
3 1 (16.67%) Azure Service Bus
3 1 (16.67%) Azure Storage
3 1 (16.67%) GitHub
3 1 (16.67%) GitHub Actions
Communications & Networking
1 2 (33.33%) VoIP
2 1 (16.67%) Asterisk PBX
Database & Business Intelligence
1 1 (16.67%) DynamoDB
1 1 (16.67%) RDBMS
1 1 (16.67%) Relational Database
1 1 (16.67%) SQL Server
Development Applications
1 1 (16.67%) Postman
1 1 (16.67%) Visual Studio Code
General
1 1 (16.67%) Analytical Skills
1 1 (16.67%) Billing
1 1 (16.67%) Public Sector
1 1 (16.67%) Social Skills
Job Titles
1 2 (33.33%) Architect
1 2 (33.33%) Developer
1 2 (33.33%) VoIP Developer
2 1 (16.67%) Azure Architect
2 1 (16.67%) Full-Stack Engineer
2 1 (16.67%) Node.js Developer
2 1 (16.67%) Principal Engineer
2 1 (16.67%) Solutions Architect
Libraries, Frameworks & Software Standards
1 4 (66.67%) RESTful
2 3 (50.00%) Node.js
3 2 (33.33%) REST
3 2 (33.33%) Swagger
4 1 (16.67%) .NET
4 1 (16.67%) .NET Core
4 1 (16.67%) Express.js
4 1 (16.67%) FreeSWITCH
4 1 (16.67%) JSON
4 1 (16.67%) OpenAPI
4 1 (16.67%) React
4 1 (16.67%) SOAP
4 1 (16.67%) Spring
4 1 (16.67%) Spring Boot
4 1 (16.67%) Vue
4 1 (16.67%) WSDL
4 1 (16.67%) XSLT
Miscellaneous
1 2 (33.33%) Cloud Native
2 1 (16.67%) Client/Server
2 1 (16.67%) Hybrid Cloud
2 1 (16.67%) TM Forum
2 1 (16.67%) Virtual Team
Operating Systems
1 1 (16.67%) CentOS
1 1 (16.67%) Linux
Processes & Methodologies
1 3 (50.00%) Agile
1 3 (50.00%) Software Engineering
2 2 (33.33%) CI/CD
2 2 (33.33%) DevOps
2 2 (33.33%) Microservices
3 1 (16.67%) API Development
3 1 (16.67%) API Testing
3 1 (16.67%) Backlog Refinement
3 1 (16.67%) Collaborative Working
3 1 (16.67%) Decision-Making
3 1 (16.67%) Event-Driven
3 1 (16.67%) Infrastructure as Code
3 1 (16.67%) Observability
3 1 (16.67%) Problem-Solving
3 1 (16.67%) SFIA
3 1 (16.67%) Site Reliability Engineering
3 1 (16.67%) Sprint Planning
3 1 (16.67%) Sprint Review
3 1 (16.67%) Strategic Thinking
3 1 (16.67%) Technical Leadership
Programming Languages
1 2 (33.33%) C#
1 2 (33.33%) JavaScript
2 1 (16.67%) Java
2 1 (16.67%) TypeScript
Qualifications
1 2 (33.33%) Security Cleared
2 1 (16.67%) Computer Science Degree
2 1 (16.67%) Degree
2 1 (16.67%) SC Cleared
Quality Assurance & Compliance
1 1 (16.67%) GDPR
System Software
1 3 (50.00%) Docker
Systems Management
1 2 (33.33%) Kubernetes
1 2 (33.33%) Terraform
Vendors
1 1 (16.67%) Salesforce