API Development Job Trends

API Development
UK

The table below provides summary statistics and salary benchmarking for jobs requiring API Development skills. It covers vacancies from the 6 months leading up to 18 September 2025, with comparisons to the same periods in the previous two years.

6 months to
18 Sep 2025
Same period 2024 Same period 2023
Rank 462 509 475
Rank change year-on-year +47 -34 +24
Permanent jobs citing API Development 225 300 321
As % of all permanent jobs advertised in the UK 0.45% 0.38% 0.53%
As % of the Processes & Methodologies category 0.51% 0.47% 0.56%
Number of salaries quoted 177 161 279
10th Percentile £45,000 £42,500 £42,500
25th Percentile £52,500 £50,875 £51,250
Median annual salary (50th Percentile) £70,000 £65,000 £70,000
Median % change year-on-year +7.69% -7.14% +12.00%
75th Percentile £87,500 £95,000 £85,000
90th Percentile £100,000 £107,500 £100,237
UK excluding London median annual salary £58,000 £60,000 £58,159
% change year-on-year -3.33% +3.17% +5.74%

All Process and Methodology Skills
UK

API Development falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills.

Permanent vacancies with a requirement for process or methodology skills 43,869 63,416 56,859
As % of all permanent jobs advertised in the UK 88.70% 81.19% 94.35%
Number of salaries quoted 24,728 36,039 42,828
10th Percentile £28,500 £32,000 £32,750
25th Percentile £36,250 £42,500 £45,000
Median annual salary (50th Percentile) £55,000 £57,500 £60,000
Median % change year-on-year -4.35% -4.17% -
75th Percentile £75,000 £77,500 £80,000
90th Percentile £96,250 £95,000 £100,000
UK excluding London median annual salary £47,500 £52,500 £54,000
% change year-on-year -9.52% -2.78% +2.86%

API Development
Job Vacancy Trend

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

Job vacancy trend for API Development in the UK

API Development
Salary Trend

Salary distribution trend for jobs in the UK citing API Development.

Salary distribution trend for jobs in the UK citing API Development

API Development
Salary Histogram

Salary distribution for jobs citing API Development over the 6 months to 18 September 2025.

Salary histogram for API Development in the UK

API Development
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing API Development within the UK over the 6 months to 18 September 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +50 205 £70,000 +7.69% 182
UK excluding London +55 123 £58,000 -3.33% 154
London +54 91 £80,000 -11.11% 65
Work from Home +54 85 £57,500 -11.54% 148
North of England +29 40 £57,500 +10.58% 31
North West +11 27 £57,500 +10.58% 15
East of England +4 26 £85,000 +88.89% 19
South East +24 21 £50,000 -31.03% 42
South West +61 13 £52,500 -12.50% 13
Yorkshire +34 13 £65,000 +8.33% 14
Midlands +25 11 £62,500 - 25
Wales +16 9 £52,500 -22.22% 3
West Midlands +30 7 £65,000 +30.00% 13
East Midlands +23 4 £60,250 -38.21% 11
Scotland +26 2 £100,000 -25.93% 20
Northern Ireland - 1 - - 4

API Development
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 17 (7.56%) Confluence
2 15 (6.67%) CMS
3 9 (4.00%) Headless CMS
4 6 (2.67%) Apache Solr
5 5 (2.22%) SharePoint
6 4 (1.78%) Camunda
7 3 (1.33%) Jupyter
8 2 (0.89%) IIS
8 2 (0.89%) JBoss
8 2 (0.89%) NServiceBus
8 2 (0.89%) Tomcat
9 1 (0.44%) Apache
9 1 (0.44%) Apache Airflow
9 1 (0.44%) Apache Spark
Applications
1 3 (1.33%) Chatbot
2 1 (0.44%) Microsoft Office
Business Applications
1 5 (2.22%) Payment Gateway
2 3 (1.33%) Remedy ITSM
3 1 (0.44%) Shopify
Cloud Services
1 103 (45.78%) Azure
2 84 (37.33%) AWS
3 53 (23.56%) Serverless
4 27 (12.00%) SaaS
5 25 (11.11%) GCP
6 20 (8.89%) Azure DevOps
6 20 (8.89%) GitHub
7 19 (8.44%) AWS Lambda
7 19 (8.44%) Power Platform
8 16 (7.11%) AWS Step Functions
9 15 (6.67%) Amazon CloudWatch
9 15 (6.67%) Amazon SQS
9 15 (6.67%) Boomi
10 14 (6.22%) Amazon EventBridge
10 14 (6.22%) AWS CodeBuild
10 14 (6.22%) AWS CodeDeploy
10 14 (6.22%) AWS CodePipeline
10 14 (6.22%) Azure Functions
11 12 (5.33%) Cloud Computing
12 11 (4.89%) Power Automate
Communications & Networking
1 9 (4.00%) HTTP
2 6 (2.67%) Modbus
2 6 (2.67%) MQTT
2 6 (2.67%) Network Security
2 6 (2.67%) TCP/IP
3 3 (1.33%) 3GPP
3 3 (1.33%) 5G
4 1 (0.44%) 4G
4 1 (0.44%) Diameter Protocol
4 1 (0.44%) SCTP
Database & Business Intelligence
1 49 (21.78%) NoSQL
2 36 (16.00%) SQL Server
3 26 (11.56%) PostgreSQL
4 22 (9.78%) MongoDB
5 17 (7.56%) Big Data
6 13 (5.78%) MySQL
6 13 (5.78%) Relational Database
7 10 (4.44%) Elasticsearch
8 9 (4.00%) Data Warehouse
9 8 (3.56%) Azure SQL Database
10 7 (3.11%) Power BI
10 7 (3.11%) Tableau
11 5 (2.22%) RDBMS
12 4 (1.78%) BigQuery
12 4 (1.78%) Data Mining
13 3 (1.33%) Data Vault
13 3 (1.33%) Looker
13 3 (1.33%) SQL Server Integration Services
14 2 (0.89%) Data Lake
14 2 (0.89%) Endeca
Development Applications
1 36 (16.00%) Git
2 27 (12.00%) JIRA
3 21 (9.33%) Jenkins
4 20 (8.89%) GitLab
5 12 (5.33%) Selenium
6 10 (4.44%) Bitbucket
7 7 (3.11%) JUnit
7 7 (3.11%) PowerBuilder
7 7 (3.11%) Storybook
8 6 (2.67%) Cucumber
8 6 (2.67%) Sonatype Nexus
9 5 (2.22%) NUnit
9 5 (2.22%) SonarQube
9 5 (2.22%) TeamCity
9 5 (2.22%) Visual Studio
10 4 (1.78%) JMeter
10 4 (1.78%) Mockito
10 4 (1.78%) Postman
11 3 (1.33%) Gradle
11 3 (1.33%) Visual Studio Code
General
1 58 (25.78%) Social Skills
2 51 (22.67%) Finance
3 25 (11.11%) Public Sector
4 21 (9.33%) Analytical Skills
5 20 (8.89%) Law
6 10 (4.44%) Legal
7 9 (4.00%) Retail
8 8 (3.56%) Banking
9 7 (3.11%) Marketing
10 6 (2.67%) Pharmaceutical
11 5 (2.22%) Inclusion and Diversity
12 4 (1.78%) Front Office
12 4 (1.78%) Investment Banking
13 3 (1.33%) Games
13 3 (1.33%) Influencing Skills
13 3 (1.33%) Telecoms
14 2 (0.89%) Electronics
14 2 (0.89%) Health Technology
15 1 (0.44%) Advertising
15 1 (0.44%) Manufacturing
Job Titles
1 106 (47.11%) Developer
2 43 (19.11%) Lead
3 36 (16.00%) Senior
4 29 (12.89%) Full-Stack Developer
5 20 (8.89%) .NET Developer
6 18 (8.00%) Python Developer
6 18 (8.00%) Senior Developer
7 16 (7.11%) Architect
8 15 (6.67%) Software Engineer
9 14 (6.22%) Java Developer
10 11 (4.89%) Solutions Architect
11 10 (4.44%) C# Developer
11 10 (4.44%) Software Developer
11 10 (4.44%) Technical Leader
12 9 (4.00%) JavaScript Developer
13 8 (3.56%) Azure Developer
13 8 (3.56%) Backend Developer
13 8 (3.56%) Full-Stack JavaScript Developer
14 7 (3.11%) C# .NET Developer
14 7 (3.11%) Web Manager
Libraries, Frameworks & Software Standards
1 68 (30.22%) RESTful
2 61 (27.11%) REST
3 60 (26.67%) .NET
4 50 (22.22%) React
5 32 (14.22%) AngularJS
6 30 (13.33%) GraphQL
7 28 (12.44%) CSS
7 28 (12.44%) Node.js
8 27 (12.00%) HTML
9 26 (11.56%) Vue
10 23 (10.22%) OAuth
11 21 (9.33%) SOAP
12 20 (8.89%) JWT
13 19 (8.44%) Spring
13 19 (8.44%) Spring Boot
14 18 (8.00%) ASP.NET
15 17 (7.56%) .NET Core
16 16 (7.11%) Kafka
17 15 (6.67%) LangChain
18 10 (4.44%) NestJS
Miscellaneous
1 42 (18.67%) Cloud Native
2 22 (9.78%) Mobile App
3 17 (7.56%) Product Ownership
4 10 (4.44%) IoT
5 8 (3.56%) Algorithms
5 8 (3.56%) Low-Code
6 7 (3.11%) AI Agents
6 7 (3.11%) Reinsurance
7 6 (2.67%) Device Driver
7 6 (2.67%) Management Information System
7 6 (2.67%) Public Cloud
7 6 (2.67%) Wiki
8 4 (1.78%) Distributed Systems
9 3 (1.33%) Hybrid Cloud
9 3 (1.33%) YARA
10 2 (0.89%) Data Structures
10 2 (0.89%) Enterprise Software
10 2 (0.89%) Greenfield Project
10 2 (0.89%) Social Media
10 2 (0.89%) Virtual Team
Operating Systems
1 17 (7.56%) Windows
2 15 (6.67%) Linux
3 8 (3.56%) Unix
4 6 (2.67%) Windows Server
5 3 (1.33%) Android
5 3 (1.33%) Apple iOS
6 1 (0.44%) Debian
6 1 (0.44%) Robot Operating System
6 1 (0.44%) Ubuntu
Processes & Methodologies
1 117 (52.00%) CI/CD
2 106 (47.11%) DevOps
3 89 (39.56%) Agile
4 83 (36.89%) Microservices
5 46 (20.44%) Full-Stack Development
6 45 (20.00%) Problem-Solving
7 44 (19.56%) Containerisation
8 41 (18.22%) API Design
9 39 (17.33%) Software Engineering
10 37 (16.44%) Mentoring
11 34 (15.11%) Artificial Intelligence
12 33 (14.67%) API Integration
13 32 (14.22%) Continuous Improvement
14 31 (13.78%) Code Quality
15 30 (13.33%) Event-Driven
16 26 (11.56%) Analytics
17 25 (11.11%) Machine Learning
18 24 (10.67%) Collaborative Culture
18 24 (10.67%) SDLC
19 23 (10.22%) TDD
Programming Languages
1 77 (34.22%) C#
2 76 (33.78%) Python
3 73 (32.44%) JavaScript
4 70 (31.11%) SQL
5 62 (27.56%) Java
6 44 (19.56%) TypeScript
7 14 (6.22%) PHP
8 12 (5.33%) C++
9 10 (4.44%) C
9 10 (4.44%) PowerShell
10 5 (2.22%) Bicep
10 5 (2.22%) Go
11 3 (1.33%) Apex Code
11 3 (1.33%) R
11 3 (1.33%) Ruby
11 3 (1.33%) Swift
12 2 (0.89%) Rust
12 2 (0.89%) Search Processing Language
12 2 (0.89%) Shell Script
12 2 (0.89%) XAML
Qualifications
1 26 (11.56%) Security Cleared
2 22 (9.78%) Degree
3 13 (5.78%) Computer Science Degree
4 11 (4.89%) SC Cleared
5 6 (2.67%) Master's Degree
6 2 (0.89%) DBS Check
6 2 (0.89%) DV Cleared
6 2 (0.89%) Postgraduate
7 1 (0.44%) ACCA
7 1 (0.44%) Azure Certification
7 1 (0.44%) MCP
Quality Assurance & Compliance
1 20 (8.89%) Accessibility
1 20 (8.89%) QA
2 7 (3.11%) GDPR
2 7 (3.11%) WCAG
3 4 (1.78%) PCI DSS
4 1 (0.44%) CDISC
4 1 (0.44%) Data Quality
4 1 (0.44%) ISO/IEC 27001
System Software
1 47 (20.89%) Docker
2 6 (2.67%) Firmware
3 2 (0.89%) Squid
Systems Management
1 35 (15.56%) Kubernetes
2 5 (2.22%) Terraform
3 2 (0.89%) Ansible
3 2 (0.89%) Grafana
3 2 (0.89%) Kibana
3 2 (0.89%) Progress Chef
Vendors
1 38 (16.89%) Microsoft
2 20 (8.89%) MuleSoft
3 18 (8.00%) Salesforce
4 17 (7.56%) ServiceNow
5 14 (6.22%) Informatica
6 9 (4.00%) Databricks
6 9 (4.00%) Google
6 9 (4.00%) OpenAI
7 5 (2.22%) Oracle
8 4 (1.78%) iManage
9 3 (1.33%) Atlassian
9 3 (1.33%) Dynatrace
9 3 (1.33%) Remedy
9 3 (1.33%) SnapLogic
10 2 (0.89%) CyberSource
10 2 (0.89%) New Relic
10 2 (0.89%) Red Hat
10 2 (0.89%) Rollbar
10 2 (0.89%) Splunk
11 1 (0.44%) UiPath