API Integration Contracts in the City of London

API Integration
Central London > City of London

The table below provides summary statistics for contract job vacancies advertised in the City of London requiring API Integration skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited API Integration over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 91 120 160
Rank change year-on-year +29 +40 +26
Contract jobs citing API Integration 28 7 18
As % of all contract jobs advertised in the City of London 1.59% 0.32% 0.49%
As % of the Processes & Methodologies category 1.71% 0.35% 0.54%
Number of daily rates quoted 18 2 13
10th Percentile £461 £434 £463
25th Percentile £491 £446 £525
Median daily rate (50th Percentile) £568 £485 £700
Median % change year-on-year +17.01% -30.71% +26.35%
75th Percentile £684 £516 £775
90th Percentile £741 £525 £785
Central London median daily rate £568 £485 £550
% change year-on-year +17.01% -11.82% +1.29%

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 1,636 1,988 3,346
As % of all contract IT jobs advertised in the City of London 93.17% 90.49% 91.85%
Number of daily rates quoted 1,032 1,406 2,259
10th Percentile £363 £363 £355
25th Percentile £463 £451 £475
Median daily rate (50th Percentile) £575 £565 £600
Median % change year-on-year +1.77% -5.83% +4.35%
75th Percentile £680 £688 £730
90th Percentile £775 £806 £825
Central London median daily rate £565 £550 £600
% change year-on-year +2.73% -8.33% +5.26%
Number of hourly rates quoted 12 11 24
10th Percentile £22.00 £19.92 £15.33
25th Percentile £24.00 £20.22 £18.03
Median hourly rate £29.58 £25.00 £35.00
Median % change year-on-year +18.30% -28.57% -14.63%
75th Percentile £45.00 £40.00 £58.75
90th Percentile £62.25 £41.84 £88.30
Central London median hourly rate £29.07 £27.81 £35.00
% change year-on-year +4.53% -20.54% -14.63%

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
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing API Integration in the City of London.

Daily rate trend for API Integration in the City of London

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 1 May 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 4 (14.29%) Confluence
2 2 (7.14%) SharePoint
3 1 (3.57%) Anypoint
3 1 (3.57%) Apache Airflow
3 1 (3.57%) Apache Spark
3 1 (3.57%) Luigi
3 1 (3.57%) Microsoft Exchange
Business Applications
1 1 (3.57%) Endur
Cloud Services
1 14 (50.00%) Azure
2 5 (17.86%) AWS
2 5 (17.86%) GitHub
3 4 (14.29%) Azure DevOps
4 2 (7.14%) AWS Lambda
4 2 (7.14%) Azure Monitor
4 2 (7.14%) Boomi
4 2 (7.14%) GCP
4 2 (7.14%) Power Platform
4 2 (7.14%) Salesforce Sales Cloud
4 2 (7.14%) Serverless
5 1 (3.57%) Amazon CloudWatch
5 1 (3.57%) Amazon SQS
5 1 (3.57%) Dynamics 365
5 1 (3.57%) Entra ID
5 1 (3.57%) Microsoft 365
5 1 (3.57%) Nutanix
5 1 (3.57%) PowerApps
5 1 (3.57%) Salesforce Service Cloud
5 1 (3.57%) Snowflake
Communications & Networking
1 2 (7.14%) HTTP
2 1 (3.57%) DNS
2 1 (3.57%) Firewall
2 1 (3.57%) Kerberos
2 1 (3.57%) TCP/IP
2 1 (3.57%) VPN
Database & Business Intelligence
1 3 (10.71%) Geospatial Data
2 2 (7.14%) NoSQL
2 2 (7.14%) Power BI
2 2 (7.14%) Tableau
3 1 (3.57%) Big Data
3 1 (3.57%) Data Mart
3 1 (3.57%) DynamoDB
3 1 (3.57%) Elasticsearch
3 1 (3.57%) Hadoop
3 1 (3.57%) MongoDB
3 1 (3.57%) PostgreSQL
3 1 (3.57%) SQL Server
Development Applications
1 3 (10.71%) Jenkins
1 3 (10.71%) JIRA
2 1 (3.57%) Bitbucket
2 1 (3.57%) Git
2 1 (3.57%) Maven
2 1 (3.57%) Subversion
2 1 (3.57%) TeamCity
General
1 7 (25.00%) Finance
2 5 (17.86%) Banking
3 4 (14.29%) Social Skills
4 3 (10.71%) Marketing
5 2 (7.14%) Financial Institution
5 2 (7.14%) Publishing
6 1 (3.57%) Analytical Skills
6 1 (3.57%) Corporate Banking
6 1 (3.57%) Inclusion and Diversity
6 1 (3.57%) Investment Banking
6 1 (3.57%) Public Sector
6 1 (3.57%) Retail
6 1 (3.57%) Retail Banking
Job Titles
1 12 (42.86%) Developer
2 6 (21.43%) Architect
3 4 (14.29%) Java Developer
4 3 (10.71%) Angular Developer
5 2 (7.14%) Data Architect
5 2 (7.14%) Data Engineer
5 2 (7.14%) Data Integration Architect
5 2 (7.14%) Full-Stack Engineer
5 2 (7.14%) Integration Architect
5 2 (7.14%) Salesforce Developer
5 2 (7.14%) Senior
5 2 (7.14%) Solutions Architect
6 1 (3.57%) Administrator
6 1 (3.57%) Analyst
6 1 (3.57%) Business Analyst
6 1 (3.57%) Consultant
6 1 (3.57%) QA Engineer
6 1 (3.57%) Senior Developer
6 1 (3.57%) Server Engineer
6 1 (3.57%) Technical Analyst
Libraries, Frameworks & Software Standards
1 7 (25.00%) REST
2 4 (14.29%) AngularJS
2 4 (14.29%) Spring
2 4 (14.29%) Spring Boot
3 3 (10.71%) Lightning Web Components
3 3 (10.71%) Middleware
4 2 (7.14%) CSS
4 2 (7.14%) HTML
4 2 (7.14%) JSON
4 2 (7.14%) Kafka
4 2 (7.14%) OAuth
4 2 (7.14%) Visualforce
4 2 (7.14%) XML
5 1 (3.57%) MUnit
5 1 (3.57%) Node.js
5 1 (3.57%) OAuth2
5 1 (3.57%) OpenAPI
5 1 (3.57%) RAML
5 1 (3.57%) React
5 1 (3.57%) Swagger
Miscellaneous
1 1 (3.57%) Clustering
1 1 (3.57%) Distributed Systems
1 1 (3.57%) Grid Computing
1 1 (3.57%) Onboarding
Operating Systems
1 2 (7.14%) Linux
2 1 (3.57%) Red Hat Enterprise Linux
2 1 (3.57%) Solaris
2 1 (3.57%) Unix
2 1 (3.57%) Windows
2 1 (3.57%) Windows Server
2 1 (3.57%) Windows Server 2019
Processes & Methodologies
1 15 (53.57%) CI/CD
2 13 (46.43%) DevOps
3 6 (21.43%) Agile
3 6 (21.43%) Code Quality
4 5 (17.86%) Containerisation
4 5 (17.86%) Infrastructure as Code
4 5 (17.86%) Test Automation
5 4 (14.29%) Event-Driven
5 4 (14.29%) Event-Driven Architecture
5 4 (14.29%) Microservices
6 3 (10.71%) API Development
6 3 (10.71%) Data Integration
6 3 (10.71%) Data Security
6 3 (10.71%) Full-Stack Development
6 3 (10.71%) Infrastructure Automation
6 3 (10.71%) SOA
7 2 (7.14%) ETL
7 2 (7.14%) Migration
7 2 (7.14%) Stakeholder Management
7 2 (7.14%) Workflow
Programming Languages
1 12 (42.86%) Python
2 9 (32.14%) Java
3 6 (21.43%) SQL
4 4 (14.29%) C#
4 4 (14.29%) TypeScript
5 3 (10.71%) Apex Code
5 3 (10.71%) JavaScript
5 3 (10.71%) PowerShell
6 1 (3.57%) Bash
6 1 (3.57%) Bicep
6 1 (3.57%) C++
6 1 (3.57%) Go
6 1 (3.57%) Perl
6 1 (3.57%) R
6 1 (3.57%) Scala
6 1 (3.57%) Shell Script
6 1 (3.57%) SOQL
6 1 (3.57%) SOSL
Qualifications
1 4 (14.29%) Degree
2 3 (10.71%) SC Cleared
2 3 (10.71%) Security Cleared
3 1 (3.57%) AWS Certification
3 1 (3.57%) AWS Certified Developer
3 1 (3.57%) CBAP
3 1 (3.57%) Computer Science Degree
3 1 (3.57%) TOGAF Certification
Quality Assurance & Compliance
1 3 (10.71%) QA
2 2 (7.14%) Data Quality
System Software
1 4 (14.29%) Docker
2 2 (7.14%) Active Directory
3 1 (3.57%) NFS
3 1 (3.57%) Platform Symphony
3 1 (3.57%) Veritas File System
3 1 (3.57%) Veritas Volume Manager
3 1 (3.57%) VMware ESXi
3 1 (3.57%) VMware Infrastructure
Systems Management
1 4 (14.29%) Kubernetes
2 2 (7.14%) MOM
2 2 (7.14%) Terraform
3 1 (3.57%) Ansible
3 1 (3.57%) CloudHub
3 1 (3.57%) Control-M
3 1 (3.57%) Grafana
3 1 (3.57%) ITRS Geneos
3 1 (3.57%) Kibana
3 1 (3.57%) Netcool
3 1 (3.57%) QRadar
3 1 (3.57%) Red Hat Satellite
3 1 (3.57%) Single Sign-On
3 1 (3.57%) Tivoli
Vendors
1 4 (14.29%) Salesforce
2 3 (10.71%) MuleSoft
3 2 (7.14%) CyberArk
3 2 (7.14%) IBM
3 2 (7.14%) Microsoft
3 2 (7.14%) Oracle
3 2 (7.14%) Red Hat
3 2 (7.14%) Splunk
3 2 (7.14%) TIBCO
4 1 (3.57%) BMC
4 1 (3.57%) Murex
4 1 (3.57%) OpenLink
4 1 (3.57%) Qualys
4 1 (3.57%) SaltStack
4 1 (3.57%) Talend
4 1 (3.57%) VMware