API Integration Contracts

API Integration
UK

The table below provides summary statistics for contract job vacancies 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 7 May 2025, comparing them to the same period in the previous two years.

6 months to
7 May 2025
Same period 2024 Same period 2023
Rank 259 435 510
Rank change year-on-year +176 +75 +99
Contract jobs citing API Integration 280 143 207
As % of all contract jobs advertised in the UK 0.96% 0.33% 0.35%
As % of the Processes & Methodologies category 1.05% 0.38% 0.39%
Number of daily rates quoted 180 81 152
10th Percentile £362 £313 £391
25th Percentile £414 £393 £495
Median daily rate (50th Percentile) £500 £500 £600
Median % change year-on-year +0.05% -16.67% +13.21%
75th Percentile £600 £600 £656
90th Percentile £700 £650 £773
UK excluding London median daily rate £475 £450 £525
% change year-on-year +5.56% -14.29% +5.00%
Number of hourly rates quoted 3 0 0
10th Percentile - - -
25th Percentile - - -
Median hourly rate £65.00 - -
75th Percentile £68.75 - -
90th Percentile £71.00 - -
UK excluding London median hourly rate £70.00 - -

All Process and Methodology Skills
UK

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.

Contract vacancies with a requirement for process or methodology skills 26,635 37,480 53,073
As % of all contract IT jobs advertised in the UK 90.90% 86.37% 89.85%
Number of daily rates quoted 17,151 24,166 36,804
10th Percentile £306 £300 £325
25th Percentile £413 £413 £438
Median daily rate (50th Percentile) £520 £525 £550
Median % change year-on-year -0.95% -4.55% +3.77%
75th Percentile £630 £638 £650
90th Percentile £745 £750 £750
UK excluding London median daily rate £480 £500 £500
% change year-on-year -4.00% - +5.26%
Number of hourly rates quoted 1,086 2,447 1,751
10th Percentile £14.41 £12.75 £11.00
25th Percentile £18.50 £16.00 £16.25
Median hourly rate £29.00 £35.96 £36.00
Median % change year-on-year -19.35% -0.11% +44.00%
75th Percentile £61.28 £60.00 £65.00
90th Percentile £75.00 £72.50 £75.00
UK excluding London median hourly rate £27.50 £37.50 £35.00
% change year-on-year -26.67% +7.14% +75.00%

API Integration
Job Vacancy Trend

Job postings citing API Integration as a proportion of all IT jobs advertised.

Job vacancy trend for API Integration in the UK

API Integration
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing API Integration.

Daily rate trend for API Integration in the UK

API Integration
Daily Rate Histogram

Daily rate distribution for jobs citing API Integration over the 6 months to 7 May 2025.

Daily rate histogram for API Integration in the UK

API Integration
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing API Integration.

Hourly rate trend for API Integration in the UK

API Integration
Top 15 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing API Integration within the UK over the 6 months to 7 May 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
England +173 229 £513 +1.23% 264
London +128 143 £550 +7.00% 156
Work from Home +79 96 £475 -5.00% 144
UK excluding London +96 83 £475 +5.56% 148
North of England +29 29 £440 -5.88% 35
South East +46 20 £488 -18.75% 59
Midlands +37 18 £463 -7.50% 25
North West +21 14 £484 +20.88% 20
Scotland +26 10 £430 +32.31% 3
North East - 10 £410 - 7
West Midlands +26 9 £425 -5.56% 9
East Midlands +18 9 £463 -11.90% 16
South West +35 5 £519 +48.21% 16
Yorkshire +12 5 £425 -32.00% 8
East of England +28 4 £675 +80.00% 8

API Integration
Co-occurring Skills and Capabilities 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 14 (5.00%) Confluence
2 8 (2.86%) SharePoint
3 6 (2.14%) CMS
4 3 (1.07%) CICS
4 3 (1.07%) Headless CMS
5 2 (0.71%) Apache Airflow
5 2 (0.71%) Camunda
5 2 (0.71%) Sitecore CMS
6 1 (0.36%) Anypoint
6 1 (0.36%) Apache Spark
6 1 (0.36%) DataSynapse
6 1 (0.36%) Drupal
6 1 (0.36%) JBoss
6 1 (0.36%) Luigi
6 1 (0.36%) Magnolia
6 1 (0.36%) Microsoft Exchange
6 1 (0.36%) Umbraco
6 1 (0.36%) WordPress
Applications
1 3 (1.07%) Microsoft Excel
2 2 (0.71%) Chatbot
3 1 (0.36%) Microsoft Office
3 1 (0.36%) Microsoft Project
Business Applications
1 3 (1.07%) NetSuite
1 3 (1.07%) SAP S/4HANA
2 2 (0.71%) Dynamics CRM
2 2 (0.71%) Salesforce CRM
2 2 (0.71%) SAP Hybris
3 1 (0.36%) BASE24
3 1 (0.36%) Endur
3 1 (0.36%) Oracle Procure-to-Pay
3 1 (0.36%) SAP IS-U
3 1 (0.36%) Unit4 Business World
Cloud Services
1 100 (35.71%) Azure
2 58 (20.71%) AWS
3 29 (10.36%) GitHub
4 24 (8.57%) GCP
5 23 (8.21%) Serverless
6 21 (7.50%) Power Platform
7 17 (6.07%) Azure DevOps
8 15 (5.36%) Azure Data Factory
9 12 (4.29%) AWS Lambda
9 12 (4.29%) Azure Synapse Analytics
9 12 (4.29%) PowerApps
9 12 (4.29%) SaaS
10 11 (3.93%) Azure Monitor
11 10 (3.57%) Entra ID
11 10 (3.57%) Microsoft 365
12 9 (3.21%) Azure Functions
13 8 (2.86%) Cloud Computing
13 8 (2.86%) Dynamics 365
14 7 (2.50%) Amazon SQS
14 7 (2.50%) Boomi
Communications & Networking
1 9 (3.21%) DNS
1 9 (3.21%) HTTPS
2 8 (2.86%) TCP/IP
3 6 (2.14%) HTTP
4 4 (1.43%) Firewall
5 3 (1.07%) Cisco ISE
6 2 (0.71%) Kerberos
6 2 (0.71%) Network Security
6 2 (0.71%) SD-WAN
6 2 (0.71%) VPN
6 2 (0.71%) WAN
7 1 (0.36%) ATM
7 1 (0.36%) Internet
7 1 (0.36%) SMS
7 1 (0.36%) SWIFTNet
Database & Business Intelligence
1 19 (6.79%) MongoDB
2 17 (6.07%) PostgreSQL
2 17 (6.07%) Power BI
3 13 (4.64%) Data Lake
4 10 (3.57%) NoSQL
5 9 (3.21%) MySQL
5 9 (3.21%) Relational Database
6 6 (2.14%) SQL Server
7 5 (1.79%) Amazon RDS
7 5 (1.79%) Elasticsearch
7 5 (1.79%) Geospatial Data
8 4 (1.43%) BigQuery
8 4 (1.43%) DB2
8 4 (1.43%) Tableau
9 3 (1.07%) Amazon Athena
9 3 (1.07%) Data Warehouse
9 3 (1.07%) DynamoDB
10 2 (0.71%) Azure SQL Database
10 2 (0.71%) Big Data
10 2 (0.71%) Redis
Development Applications
1 28 (10.00%) Git
2 22 (7.86%) JIRA
3 11 (3.93%) Jenkins
4 9 (3.21%) TeamCity
5 8 (2.86%) Subversion
6 6 (2.14%) Postman
7 4 (1.43%) Bitbucket
7 4 (1.43%) NUnit
8 3 (1.07%) Cypress.io
8 3 (1.07%) GitLab
9 2 (0.71%) Cucumber
9 2 (0.71%) Visual Studio
9 2 (0.71%) Visual Studio Code
10 1 (0.36%) Appium
10 1 (0.36%) Hudson
10 1 (0.36%) Jasmine
10 1 (0.36%) MSI
10 1 (0.36%) Octopus Deploy
10 1 (0.36%) ScriptRunner
10 1 (0.36%) Xcode
General
1 66 (23.57%) Social Skills
2 49 (17.50%) Finance
3 39 (13.93%) Public Sector
4 31 (11.07%) Analytical Skills
5 20 (7.14%) Banking
6 14 (5.00%) Financial Institution
7 13 (4.64%) Marketing
8 8 (2.86%) Inclusion and Diversity
9 7 (2.50%) Retail
10 6 (2.14%) Billing
10 6 (2.14%) Telecoms
11 5 (1.79%) Documentation Skills
12 4 (1.43%) Publishing
13 3 (1.07%) Back Office
13 3 (1.07%) French Language
13 3 (1.07%) Manufacturing
14 2 (0.71%) Automotive
14 2 (0.71%) Investment Banking
14 2 (0.71%) Local Government
14 2 (0.71%) Retail Banking
Job Titles
1 122 (43.57%) Developer
2 30 (10.71%) Lead
3 28 (10.00%) Architect
4 22 (7.86%) Java Developer
5 20 (7.14%) Senior
6 18 (6.43%) Data Engineer
7 17 (6.07%) Consultant
8 12 (4.29%) Senior Developer
9 11 (3.93%) Full-Stack Developer
10 10 (3.57%) .NET Developer
10 10 (3.57%) Analyst
11 9 (3.21%) Administrator
11 9 (3.21%) Lead Developer
12 8 (2.86%) Linux Administrator
13 7 (2.50%) Project Engineer
13 7 (2.50%) Project Leader
13 7 (2.50%) Python Developer
13 7 (2.50%) Scala Developer
13 7 (2.50%) ServiceNow Developer
13 7 (2.50%) Software Engineer
Libraries, Frameworks & Software Standards
1 51 (18.21%) REST
2 39 (13.93%) RESTful
3 31 (11.07%) OAuth
4 26 (9.29%) SOAP
5 23 (8.21%) .NET
6 22 (7.86%) React
7 18 (6.43%) CSS
7 18 (6.43%) Kafka
8 17 (6.07%) Spring
9 16 (5.71%) AngularJS
9 16 (5.71%) HTML
9 16 (5.71%) Node.js
9 16 (5.71%) Spring Boot
10 15 (5.36%) OpenID
11 14 (5.00%) OAuth2
12 13 (4.64%) Middleware
13 12 (4.29%) GraphQL
13 12 (4.29%) JSON
13 12 (4.29%) PySpark
13 12 (4.29%) Web Services
Miscellaneous
1 12 (4.29%) Enterprise Software
2 8 (2.86%) Clustering
3 6 (2.14%) Distributed Systems
3 6 (2.14%) Mobile App
3 6 (2.14%) PKI
3 6 (2.14%) Replication
3 6 (2.14%) Taxonomies
4 5 (1.79%) Cloud Native
4 5 (1.79%) Grid Computing
4 5 (1.79%) Team-Oriented Environment
4 5 (1.79%) Virtual Team
5 4 (1.43%) Data Structures
5 4 (1.43%) Onboarding
5 4 (1.43%) Product Ownership
6 3 (1.07%) Data Protection Act
6 3 (1.07%) Greenfield Project
6 3 (1.07%) Mainframe
6 3 (1.07%) Public Cloud
7 2 (0.71%) Management Information System
7 2 (0.71%) NHS
Operating Systems
1 22 (7.86%) Linux
2 8 (2.86%) Solaris
3 6 (2.14%) Red Hat Enterprise Linux
3 6 (2.14%) Unix
3 6 (2.14%) Windows
4 5 (1.79%) Windows Server
4 5 (1.79%) Windows Server 2019
5 4 (1.43%) Android
6 3 (1.07%) zOS
7 1 (0.36%) Apple iOS
Processes & Methodologies
1 99 (35.36%) Agile
2 81 (28.93%) CI/CD
3 71 (25.36%) DevOps
4 59 (21.07%) Problem-Solving
5 42 (15.00%) Microservices
6 41 (14.64%) API Development
7 32 (11.43%) Code Quality
8 31 (11.07%) Containerisation
9 30 (10.71%) Analytics
10 29 (10.36%) Full-Stack Development
11 27 (9.64%) Scrum
12 25 (8.93%) Infrastructure as Code
13 24 (8.57%) Data Modelling
14 23 (8.21%) Artificial Intelligence
15 22 (7.86%) Data Transformation
15 22 (7.86%) Stakeholder Management
16 21 (7.50%) ERP
16 21 (7.50%) Software Engineering
17 20 (7.14%) High Availability
17 20 (7.14%) Migration
Programming Languages
1 74 (26.43%) Python
2 71 (25.36%) SQL
3 63 (22.50%) Java
4 50 (17.86%) JavaScript
5 32 (11.43%) C#
6 18 (6.43%) PowerShell
7 10 (3.57%) Bash
8 8 (2.86%) Apex Code
8 8 (2.86%) Go
8 8 (2.86%) Perl
8 8 (2.86%) TypeScript
9 6 (2.14%) BeanShell
9 6 (2.14%) C++
9 6 (2.14%) Scala
10 5 (1.79%) R
11 4 (1.43%) Bicep
11 4 (1.43%) COBOL
11 4 (1.43%) Kotlin
12 3 (1.07%) Shell Script
12 3 (1.07%) VB
Qualifications
1 40 (14.29%) Security Cleared
2 37 (13.21%) SC Cleared
3 15 (5.36%) Degree
4 7 (2.50%) Computer Science Degree
5 4 (1.43%) AWS Certification
5 4 (1.43%) DV Cleared
6 3 (1.07%) BPSS Clearance
6 3 (1.07%) PMI Certification
7 2 (0.71%) Azure Certification
7 2 (0.71%) CAPM
7 2 (0.71%) CBAP
7 2 (0.71%) CISSP
7 2 (0.71%) IBM Certification
7 2 (0.71%) Master's Degree
7 2 (0.71%) Microsoft Certification
7 2 (0.71%) OCP
7 2 (0.71%) Oracle Certification
7 2 (0.71%) Sun Certification
8 1 (0.36%) IIBA
8 1 (0.36%) PMP
Quality Assurance & Compliance
1 27 (9.64%) QA
2 14 (5.00%) Accessibility
2 14 (5.00%) GDPR
3 7 (2.50%) Def Stans
4 6 (2.14%) Sarbanes-Oxley
5 4 (1.43%) Data Quality
5 4 (1.43%) GRC
5 4 (1.43%) WCAG
6 3 (1.07%) ISO/IEC 27001
7 2 (0.71%) NIST
8 1 (0.36%) California Consumer Privacy Act
8 1 (0.36%) Government Security Classifications
8 1 (0.36%) HIPAA
8 1 (0.36%) ISO 20022
8 1 (0.36%) NCSC
8 1 (0.36%) PCI DSS
8 1 (0.36%) SOC 2
System Software
1 33 (11.79%) Docker
2 14 (5.00%) Active Directory
3 12 (4.29%) VMware Infrastructure
4 8 (2.86%) VMware ESXi
5 4 (1.43%) NFS
5 4 (1.43%) Platform Symphony
5 4 (1.43%) Veritas File System
5 4 (1.43%) Veritas Volume Manager
6 1 (0.36%) Virtual Machines
Systems Management
1 31 (11.07%) Kubernetes
2 25 (8.93%) Terraform
3 18 (6.43%) Single Sign-On
4 14 (5.00%) Ansible
5 13 (4.64%) Kibana
6 8 (2.86%) QRadar
6 8 (2.86%) Red Hat Satellite
7 7 (2.50%) Grafana
8 6 (2.14%) Tivoli
9 5 (1.79%) ITRS Geneos
10 4 (1.43%) EMC NetWorker
10 4 (1.43%) Tivoli Storage Manager
11 3 (1.07%) MOM
12 2 (0.71%) Control-M
12 2 (0.71%) Kubeflow
12 2 (0.71%) Netcool
12 2 (0.71%) Prometheus
13 1 (0.36%) Active Directory Federation Services
13 1 (0.36%) Podman
13 1 (0.36%) VxRail
Vendors
1 29 (10.36%) Microsoft
2 24 (8.57%) ServiceNow
3 23 (8.21%) Salesforce
4 17 (6.07%) Oracle
5 16 (5.71%) VMware
6 15 (5.36%) SAP
7 13 (4.64%) IBM
7 13 (4.64%) Red Hat
8 11 (3.93%) Splunk
9 10 (3.57%) CyberArk
9 10 (3.57%) Google
9 10 (3.57%) MuleSoft
10 8 (2.86%) Qualys
10 8 (2.86%) SaltStack
11 7 (2.50%) ForgeRock
12 6 (2.14%) Ping Identity
12 6 (2.14%) TIBCO
13 5 (1.79%) Cisco
13 5 (1.79%) EMC
14 4 (1.43%) Databricks