API Development Contract Job Trends in the Thames Valley

API Development
South East > Thames Valley

The table below provides summary statistics and contractor rates for jobs advertised in the Thames Valley requiring API Development skills. It covers contract job vacancies from the 6 months leading up to 14 December 2025, with comparisons to the same periods in the previous two years.

6 months to
14 Dec 2025
Same period 2024 Same period 2023
Rank 120 113 131
Rank change year-on-year -7 +18 +31
Contract jobs citing API Development 8 7 10
As % of all contract jobs in the Thames Valley 0.39% 0.35% 0.40%
As % of the Processes & Methodologies category 0.44% 0.39% 0.44%
Number of daily rates quoted 5 6 6
10th Percentile £453 £400 £341
25th Percentile £513 £466 £486
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% +12.94%
75th Percentile £575 £638 £625
90th Percentile - £654 -
South East median daily rate £475 £525 £573
% change year-on-year -9.52% -8.30% +6.51%

All Process and Methodology Skills
Thames Valley

API Development 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 1,816 1,793 2,293
As % of all contract IT jobs advertised in the Thames Valley 87.86% 88.67% 91.65%
Number of daily rates quoted 1,183 1,051 1,470
10th Percentile £268 £298 £213
25th Percentile £400 £410 £400
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 £688 £688
South East median daily rate £500 £515 £525
% change year-on-year -2.91% -1.90% +2.44%
Number of hourly rates quoted 138 54 105
10th Percentile £14.75 £18.92 £18.95
25th Percentile £17.35 £29.75 £25.00
Median hourly rate £25.15 £56.75 £50.00
Median % change year-on-year -55.68% +13.49% +138.10%
75th Percentile £55.00 £63.00 £64.50
90th Percentile £87.09 £69.03 £74.08
South East median hourly rate £22.00 £51.00 £51.96
% change year-on-year -56.86% -1.85% +38.56%

API Development
Job Vacancy Trend in the Thames Valley

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

API Development job vacancy trend in the Thames Valley

API Development
Daily Rate Trend in the Thames Valley

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

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

API Development
Daily Rate Histogram in the Thames Valley

Daily rate distribution for jobs citing API Development in the Thames Valley over the 6 months to 14 December 2025.

Daily rate histogram for API Development in the Thames Valley

API Development
Hourly Rate Trend in the Thames Valley

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

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

API Development
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 Development within the Thames Valley region over the 6 months to 14 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 -5 5 £475 -24.00% 19
Buckinghamshire +8 3 £575 +9.52% 10
API Development
South East

API Development
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 (12.50%) nginx
Business Applications
1 2 (25.00%) Remedy AR System
1 2 (25.00%) Remedy ITSM
Cloud Services
1 4 (50.00%) AWS
1 4 (50.00%) Azure
1 4 (50.00%) GitHub
2 3 (37.50%) GCP
2 3 (37.50%) GitHub Actions
3 1 (12.50%) Amazon EventBridge
3 1 (12.50%) Amazon SQS
3 1 (12.50%) AWS Lambda
3 1 (12.50%) Azure Logic Apps
3 1 (12.50%) Boomi
3 1 (12.50%) Dynamics 365
3 1 (12.50%) Serverless
Communications & Networking
1 1 (12.50%) VoIP
Database & Business Intelligence
1 3 (37.50%) MySQL
1 3 (37.50%) PostgreSQL
2 1 (12.50%) Relational Database
Development Applications
1 3 (37.50%) Jenkins
1 3 (37.50%) JUnit
1 3 (37.50%) Storybook
2 1 (12.50%) JIRA
General
1 4 (50.00%) Finance
1 4 (50.00%) Manufacturing
1 4 (50.00%) Public Sector
2 3 (37.50%) Electronics
2 3 (37.50%) Marketing
2 3 (37.50%) Telecoms
3 1 (12.50%) Digital Healthcare
3 1 (12.50%) Social Skills
Job Titles
1 5 (62.50%) Developer
2 3 (37.50%) Full-Stack Developer
3 2 (25.00%) Consultant
3 2 (25.00%) Technical Consultant
4 1 (12.50%) Architect
4 1 (12.50%) Middleware Consultant
4 1 (12.50%) Node.js Developer
4 1 (12.50%) Remedy Architect
4 1 (12.50%) VoIP Developer
Libraries, Frameworks & Software Standards
1 4 (50.00%) HTML
1 4 (50.00%) RESTful
2 3 (37.50%) CSS
2 3 (37.50%) React
2 3 (37.50%) Spring
2 3 (37.50%) Spring Boot
2 3 (37.50%) Vitest
3 2 (25.00%) Middleware
3 2 (25.00%) REST
3 2 (25.00%) Web Services
4 1 (12.50%) Express.js
4 1 (12.50%) JSON
4 1 (12.50%) Node.js
4 1 (12.50%) OAuth
4 1 (12.50%) OAuth2
4 1 (12.50%) SOAP
4 1 (12.50%) XML
Miscellaneous
1 2 (25.00%) Cloud Native
1 2 (25.00%) CMDB
2 1 (12.50%) Data Protection Act
2 1 (12.50%) Legacy Systems
Processes & Methodologies
1 6 (75.00%) Agile
2 4 (50.00%) CI/CD
2 4 (50.00%) DevOps
2 4 (50.00%) End-to-End Testing
2 4 (50.00%) Microservices
3 3 (37.50%) AI
3 3 (37.50%) Business Intelligence
3 3 (37.50%) Cross-Browser Compatibility
3 3 (37.50%) Data Modelling
3 3 (37.50%) Digital Marketing
3 3 (37.50%) Front End Development
3 3 (37.50%) Full-Stack Development
3 3 (37.50%) Migration
3 3 (37.50%) Performance Testing
3 3 (37.50%) Programme Management
3 3 (37.50%) Secure Coding
3 3 (37.50%) Software Testing
3 3 (37.50%) User Experience
4 2 (25.00%) Data Migration
4 2 (25.00%) ITSM
Programming Languages
1 4 (50.00%) Java
2 3 (37.50%) JavaScript
2 3 (37.50%) SQL
2 3 (37.50%) TypeScript
3 1 (12.50%) Python
Qualifications
1 3 (37.50%) SC Cleared
1 3 (37.50%) Security Cleared
2 2 (25.00%) Computer Science Degree
2 2 (25.00%) Degree
Quality Assurance & Compliance
1 1 (12.50%) GDPR
1 1 (12.50%) PMO
System Software
1 1 (12.50%) Active Directory
1 1 (12.50%) Docker
Vendors
1 3 (37.50%) SAP
2 2 (25.00%) BMC
2 2 (25.00%) Remedy
3 1 (12.50%) Microsoft
3 1 (12.50%) Pega