API Integration Contract Job Trends in the City of London

API Integration
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring API Integration skills. It covers vacancies from the 6 months leading up to 16 September 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Sep 2025
Same period 2024 Same period 2023
Rank 99 122 139
Rank change year-on-year +23 +17 +53
Contract jobs citing API Integration 23 5 16
As % of all contract jobs advertised in the City of London 1.31% 0.24% 0.53%
As % of the Processes & Methodologies category 1.39% 0.26% 0.58%
Number of daily rates quoted 14 2 14
10th Percentile £327 £460 £478
25th Percentile £403 £512 £534
Median daily rate (50th Percentile) £563 £623 £675
Median % change year-on-year -9.64% -7.78% +28.57%
75th Percentile £673 £732 £706
90th Percentile £719 £783 £1,085
Central London median daily rate £525 £550 £575
% change year-on-year -4.55% -4.35% +9.52%

All Process and Methodology Skills
City of London

API Integration 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 City of London.

Contract vacancies with a requirement for process or methodology skills 1,657 1,905 2,747
As % of all contract IT jobs advertised in the City of London 94.20% 92.07% 90.27%
Number of daily rates quoted 1,099 1,207 1,901
10th Percentile £325 £375 £363
25th Percentile £415 £475 £475
Median daily rate (50th Percentile) £550 £575 £600
Median % change year-on-year -4.35% -4.17% +4.35%
75th Percentile £675 £688 £706
90th Percentile £763 £788 £813
Central London median daily rate £550 £575 £600
% change year-on-year -4.35% -4.17% +4.35%
Number of hourly rates quoted 22 17 16
10th Percentile £17.35 £15.20 £14.25
25th Percentile £23.98 £20.22 £16.02
Median hourly rate £28.33 £27.00 £25.00
Median % change year-on-year +4.91% +8.00% -41.86%
75th Percentile £53.50 £78.75 £44.87
90th Percentile £63.75 £137.50 £60.88
Central London median hourly rate £31.25 £35.00 £26.00
% change year-on-year -10.71% +34.62% -38.82%

API Integration
Job Vacancy Trend in the City of London

Job postings citing API Integration as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for API Integration in the City of London

API Integration
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing API Integration.

Contractor daily rate distribution trend for jobs in the City of London citing API Integration

API Integration
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing API Integration in the City of London over the 6 months to 16 September 2025.

Daily rate histogram for API Integration in the City of London

API Integration
Co-occurring Skills and Capabilities in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 3 (13.04%) Apache Airflow
2 2 (8.70%) Apache Spark
2 2 (8.70%) Confluence
2 2 (8.70%) Luigi
3 1 (4.35%) Apache
3 1 (4.35%) SharePoint
Applications
1 1 (4.35%) Microsoft Excel
Business Applications
1 1 (4.35%) Dynamics CRM
Cloud Services
1 11 (47.83%) Azure
2 6 (26.09%) Power Platform
3 5 (21.74%) AWS
4 4 (17.39%) Azure DevOps
5 3 (13.04%) GCP
5 3 (13.04%) GitHub
5 3 (13.04%) GitHub Actions
5 3 (13.04%) Power Automate
5 3 (13.04%) PowerApps
5 3 (13.04%) Serverless
6 2 (8.70%) Azure AI
6 2 (8.70%) Azure Functions
7 1 (4.35%) Amazon CloudWatch
7 1 (4.35%) Azure AKS
7 1 (4.35%) Azure Cognitive Services
7 1 (4.35%) Azure Key Vault
7 1 (4.35%) Copilot Studio
7 1 (4.35%) dbt
7 1 (4.35%) Microsoft Copilot
7 1 (4.35%) Snowflake
Communications & Networking
1 1 (4.35%) HTTP
1 1 (4.35%) OpenLDAP
Database & Business Intelligence
1 4 (17.39%) Power BI
2 3 (13.04%) NoSQL
3 2 (8.70%) Airbyte
3 2 (8.70%) Big Data
3 2 (8.70%) Hadoop
3 2 (8.70%) MongoDB
3 2 (8.70%) PostgreSQL
4 1 (4.35%) Geospatial Data
4 1 (4.35%) Metadata
Development Applications
1 3 (13.04%) Git
1 3 (13.04%) JIRA
2 1 (4.35%) GitLab
2 1 (4.35%) Postman
2 1 (4.35%) ScriptRunner
2 1 (4.35%) Zephyr
General
1 8 (34.78%) Finance
2 7 (30.43%) Social Skills
3 4 (17.39%) Banking
4 3 (13.04%) Marketing
5 2 (8.70%) Analytical Skills
6 1 (4.35%) Back Office
6 1 (4.35%) Public Sector
6 1 (4.35%) Publishing
Job Titles
1 11 (47.83%) Developer
2 3 (13.04%) Java Developer
3 2 (8.70%) Analyst
3 2 (8.70%) Angular Developer
3 2 (8.70%) Architect
3 2 (8.70%) Business Analyst
3 2 (8.70%) Data Engineer
3 2 (8.70%) Integration Developer
3 2 (8.70%) Python Engineer
4 1 (4.35%) Automation Architect
4 1 (4.35%) AWS Data Engineer
4 1 (4.35%) Azure Developer
4 1 (4.35%) Business Engagement Analyst
4 1 (4.35%) Engagement Analyst
4 1 (4.35%) Full-Stack Engineer
4 1 (4.35%) JIRA Developer
4 1 (4.35%) Lead
4 1 (4.35%) Power Platform Engineer
4 1 (4.35%) Snowflake Architect
4 1 (4.35%) Software Developer
Libraries, Frameworks & Software Standards
1 5 (21.74%) REST
2 4 (17.39%) OAuth
2 4 (17.39%) OAuth2
3 3 (13.04%) AngularJS
3 3 (13.04%) Kafka
3 3 (13.04%) Spring
3 3 (13.04%) Spring Boot
4 2 (8.70%) FastAPI
4 2 (8.70%) JSON
4 2 (8.70%) RESTful
5 1 (4.35%) boto
5 1 (4.35%) Flake8
5 1 (4.35%) LDAP
5 1 (4.35%) Lightning Web Components
5 1 (4.35%) mypy
5 1 (4.35%) Node.js
5 1 (4.35%) OpenAPI
5 1 (4.35%) pytest
5 1 (4.35%) SOAP
5 1 (4.35%) XML
Miscellaneous
1 1 (4.35%) AI Agents
1 1 (4.35%) CMDB
1 1 (4.35%) Greenfield Project
1 1 (4.35%) Low-Code
1 1 (4.35%) Marketing Technology
1 1 (4.35%) Reference Data
Processes & Methodologies
1 9 (39.13%) Agile
2 6 (26.09%) Business Intelligence
2 6 (26.09%) CI/CD
2 6 (26.09%) DevOps
3 5 (21.74%) Problem-Solving
3 5 (21.74%) Workflow
4 4 (17.39%) Continuous Improvement
4 4 (17.39%) ETL
5 3 (13.04%) API Design
5 3 (13.04%) Code Quality
5 3 (13.04%) Data Governance
5 3 (13.04%) Data Modelling
5 3 (13.04%) Migration
5 3 (13.04%) Scrum
5 3 (13.04%) Workshop Facilitation
6 2 (8.70%) Containerisation
6 2 (8.70%) Data Pipeline
6 2 (8.70%) RBAC
6 2 (8.70%) Requirements Workshops
6 2 (8.70%) Task Automation
Programming Languages
1 12 (52.17%) Python
2 8 (34.78%) Java
3 6 (26.09%) SQL
4 4 (17.39%) C#
5 3 (13.04%) TypeScript
6 2 (8.70%) Go
6 2 (8.70%) JavaScript
6 2 (8.70%) R
6 2 (8.70%) Scala
7 1 (4.35%) Apex Code
7 1 (4.35%) Bicep
7 1 (4.35%) Groovy
Qualifications
1 5 (21.74%) Security Cleared
2 3 (13.04%) SC Cleared
3 2 (8.70%) Degree
4 1 (4.35%) BPSS Clearance
4 1 (4.35%) Microsoft Certification
Quality Assurance & Compliance
1 3 (13.04%) Data Quality
1 3 (13.04%) GDPR
2 1 (4.35%) EU AI Act
2 1 (4.35%) ISO/IEC 42001
2 1 (4.35%) NIST
2 1 (4.35%) QA
System Software
1 2 (8.70%) Active Directory
1 2 (8.70%) Docker
Systems Management
1 3 (13.04%) Kubernetes
2 1 (4.35%) Opsgenie
2 1 (4.35%) Terraform
Vendors
1 6 (26.09%) Microsoft
2 2 (8.70%) Atlassian
3 1 (4.35%) Adobe
3 1 (4.35%) Blue Prism
3 1 (4.35%) Confluent
3 1 (4.35%) Databricks
3 1 (4.35%) OpenAI
3 1 (4.35%) Salesforce
3 1 (4.35%) ServiceNow
3 1 (4.35%) UiPath