API Testing Jobs

API Testing
UK

The table below provides summary statistics for permanent job vacancies requiring API Testing skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited API Testing over the 6 months leading up to 20 May 2025, comparing them to the same period in the previous two years.

6 months to
20 May 2025
Same period 2024 Same period 2023
Rank 614 650 569
Rank change year-on-year +36 -81 -188
Permanent jobs citing API Testing 98 266 447
As % of all permanent jobs advertised in the UK 0.17% 0.27% 0.45%
As % of the Processes & Methodologies category 0.19% 0.31% 0.47%
Number of salaries quoted 75 229 387
10th Percentile £33,500 £41,250 £41,700
25th Percentile £41,250 £46,250 £53,750
Median annual salary (50th Percentile) £52,500 £57,500 £65,000
Median % change year-on-year -8.70% -11.54% +8.33%
75th Percentile £62,500 £80,000 £81,250
90th Percentile £67,800 £112,500 £100,000
UK excluding London median annual salary £52,500 £50,000 £55,000
% change year-on-year +5.00% -9.09% +10.00%

All Process and Methodology Skills
UK

API Testing 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 52,745 85,153 95,115
As % of all permanent jobs advertised in the UK 93.88% 85.20% 95.58%
Number of salaries quoted 26,622 59,851 56,203
10th Percentile £29,750 £29,079 £34,000
25th Percentile £41,250 £40,000 £45,000
Median annual salary (50th Percentile) £57,500 £55,000 £61,180
Median % change year-on-year +4.55% -10.10% +1.97%
75th Percentile £75,000 £72,500 £81,250
90th Percentile £97,500 £92,500 £100,000
UK excluding London median annual salary £51,645 £50,000 £55,000
% change year-on-year +3.29% -9.09% +4.76%

API Testing
Job Vacancy Trend

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

Job vacancy trend for API Testing in the UK

API Testing
Salary Trend

3-month moving average salary quoted in jobs citing API Testing.

Salary trend for API Testing in the UK

API Testing
Salary Histogram

Salary distribution for jobs citing API Testing over the 6 months to 20 May 2025.

Salary histogram for API Testing in the UK

API Testing
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 Testing within the UK over the 6 months to 20 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +8 86 £50,000 -16.67% 154
UK excluding London +96 50 £52,500 +5.00% 116
Work from Home +25 45 £53,905 -17.07% 99
London +37 43 £50,000 -33.33% 64
Midlands +44 20 £42,500 -15.00% 20
West Midlands +45 11 £43,500 -17.14% 10
North of England +38 10 £55,000 +15.79% 40
East Midlands +24 9 £35,000 -26.32% 8
South East +62 8 £52,500 - 27
North East - 5 £55,000 - 5
South West +96 4 £41,250 -32.65% 2
Wales +37 4 £75,000 +71.43% 9
Scotland +120 3 £55,000 +51.72% 2
North West -13 3 £90,000 +89.47% 18
Yorkshire +60 2 £51,150 +4.92% 17
East of England +35 1 £55,000 +37.50% 8

API Testing
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 5 (5.10%) Confluence
2 4 (4.08%) Cloud Foundry
3 3 (3.06%) Apache Spark
4 2 (2.04%) Appian
4 2 (2.04%) IIS
5 1 (1.02%) Moodle
5 1 (1.02%) SharePoint
5 1 (1.02%) Totara
Applications
1 2 (2.04%) MS Visio
2 1 (1.02%) Microsoft Excel
2 1 (1.02%) Microsoft Office
2 1 (1.02%) Microsoft PowerPoint
Business Applications
1 1 (1.02%) Payment Gateway
Cloud Services
1 40 (40.82%) Azure
2 24 (24.49%) Azure DevOps
3 15 (15.31%) AWS
4 10 (10.20%) GCP
5 7 (7.14%) SaaS
6 5 (5.10%) Cloud Computing
6 5 (5.10%) Power Platform
7 4 (4.08%) Azure Data Factory
7 4 (4.08%) Azure Synapse Analytics
8 3 (3.06%) GitHub
9 2 (2.04%) Amazon SQS
9 2 (2.04%) BrowserStack
9 2 (2.04%) Slack
10 1 (1.02%) Azure Monitor
10 1 (1.02%) Azure Pipelines
10 1 (1.02%) Dynamics 365
10 1 (1.02%) GitHub Actions
10 1 (1.02%) mabl
10 1 (1.02%) Sauce Labs
10 1 (1.02%) Serverless
Communications & Networking
1 5 (5.10%) HTTP
2 1 (1.02%) DHCP
2 1 (1.02%) DNS
Database & Business Intelligence
1 14 (14.29%) NoSQL
2 8 (8.16%) SQL Server
3 3 (3.06%) Big Data
3 3 (3.06%) Delta Lake
3 3 (3.06%) Power BI
3 3 (3.06%) Relational Database
4 2 (2.04%) MySQL
4 2 (2.04%) PostgreSQL
5 1 (1.02%) Data Lake
5 1 (1.02%) MongoDB
5 1 (1.02%) Oracle Reports
5 1 (1.02%) SQL Server Integration Services
Development Applications
1 48 (48.98%) Postman
2 44 (44.90%) Selenium
3 20 (20.41%) Git
4 19 (19.39%) JMeter
5 18 (18.37%) JIRA
6 17 (17.35%) SoapUI
7 16 (16.33%) Cypress.io
7 16 (16.33%) Jenkins
8 11 (11.22%) REST Assured
8 11 (11.22%) SpecFlow
9 9 (9.18%) WebDriver
10 8 (8.16%) Appium
10 8 (8.16%) JUnit
11 7 (7.14%) Gatling
12 6 (6.12%) Cucumber
12 6 (6.12%) TestNG
12 6 (6.12%) TestRail
13 5 (5.10%) Locust
13 5 (5.10%) NUnit
14 4 (4.08%) TestCafe
General
1 32 (32.65%) Social Skills
2 13 (13.27%) Analytical Skills
2 13 (13.27%) Finance
3 7 (7.14%) Law
4 6 (6.12%) Public Sector
5 3 (3.06%) Billing
5 3 (3.06%) Tech for Good
6 2 (2.04%) Documentation Skills
7 1 (1.02%) Advertising
7 1 (1.02%) Games
7 1 (1.02%) Health Technology
7 1 (1.02%) Influencing Skills
7 1 (1.02%) Marketing
Job Titles
1 23 (23.47%) Test Engineer
2 22 (22.45%) Senior
2 22 (22.45%) Tester
3 18 (18.37%) QA Engineer
4 14 (14.29%) Lead
5 13 (13.27%) Analyst
6 10 (10.20%) QA Leader
7 8 (8.16%) Automation Engineer
7 8 (8.16%) Automation Tester
7 8 (8.16%) Senior Test Engineer
7 8 (8.16%) Software Test Engineer
7 8 (8.16%) Software Tester
8 7 (7.14%) Test Analyst
9 6 (6.12%) QA Automation Engineer
9 6 (6.12%) Test Automation Engineer
10 5 (5.10%) Senior Analyst
10 5 (5.10%) Senior Software Test Engineer
10 5 (5.10%) Support Manager
10 5 (5.10%) Technical Support
10 5 (5.10%) Technical Support Manager
Libraries, Frameworks & Software Standards
1 18 (18.37%) REST
2 14 (14.29%) .NET
2 14 (14.29%) JSON
3 11 (11.22%) Playwright
4 9 (9.18%) React
5 7 (7.14%) GraphQL
5 7 (7.14%) Pandas
6 6 (6.12%) AngularJS
6 6 (6.12%) SOAP
6 6 (6.12%) Swagger
6 6 (6.12%) XML
7 5 (5.10%) CSS
7 5 (5.10%) HTML
7 5 (5.10%) Kafka
7 5 (5.10%) Puppeteer
7 5 (5.10%) Scrapy
7 5 (5.10%) Web Services
8 4 (4.08%) .NET Framework
8 4 (4.08%) pytest
8 4 (4.08%) YAML
Miscellaneous
1 9 (9.18%) Mobile App
2 5 (5.10%) Client/Server
2 5 (5.10%) Linux Command Line
2 5 (5.10%) Onboarding
2 5 (5.10%) Product Ownership
3 3 (3.06%) Virtual Team
4 2 (2.04%) Data Protection Act
4 2 (2.04%) Legacy Systems
4 2 (2.04%) NHS
5 1 (1.02%) Digital Media
5 1 (1.02%) Distributed Architecture
5 1 (1.02%) Embedded Systems
5 1 (1.02%) Greenfield Project
5 1 (1.02%) Low-Code
5 1 (1.02%) PropTech
5 1 (1.02%) Robotics
5 1 (1.02%) Team-Oriented Environment
Operating Systems
1 7 (7.14%) Linux
2 4 (4.08%) Windows
3 3 (3.06%) Android
3 3 (3.06%) Apple iOS
4 2 (2.04%) Windows Server 2019
5 1 (1.02%) Ubuntu
5 1 (1.02%) Unix
Processes & Methodologies
1 75 (76.53%) Test Automation
2 47 (47.96%) Agile
3 44 (44.90%) Software Testing
4 37 (37.76%) CI/CD
4 37 (37.76%) Test Strategy
5 34 (34.69%) Manual Testing
6 33 (33.67%) DevOps
7 24 (24.49%) Test Scripting
8 20 (20.41%) Performance Testing
8 20 (20.41%) Regression Testing
9 18 (18.37%) Scrum
10 17 (17.35%) Problem-Solving
11 15 (15.31%) SDLC
11 15 (15.31%) Security Testing
11 15 (15.31%) Test Management
12 14 (14.29%) Validation
13 13 (13.27%) End-to-End Testing
13 13 (13.27%) Functional Testing
14 10 (10.20%) Code Quality
14 10 (10.20%) Data Pipeline
Programming Languages
1 50 (51.02%) SQL
2 29 (29.59%) JavaScript
3 27 (27.55%) C#
4 24 (24.49%) Java
5 23 (23.47%) Python
6 15 (15.31%) TypeScript
7 4 (4.08%) Groovy
7 4 (4.08%) Scala
8 1 (1.02%) C
8 1 (1.02%) T-SQL
Qualifications
1 22 (22.45%) ISTQB
2 13 (13.27%) Degree
3 11 (11.22%) SC Cleared
3 11 (11.22%) Security Cleared
4 8 (8.16%) Computer Science Degree
5 6 (6.12%) ISTQB Foundation Certification
6 4 (4.08%) Master's Degree
7 3 (3.06%) BPSS Clearance
8 1 (1.02%) Azure Certification
8 1 (1.02%) CISSP
8 1 (1.02%) DV Cleared
8 1 (1.02%) ISEB
Quality Assurance & Compliance
1 51 (52.04%) QA
2 7 (7.14%) Accessibility
3 1 (1.02%) GDPR
System Software
1 8 (8.16%) Docker
2 1 (1.02%) Embedded Firmware
2 1 (1.02%) Firmware
Systems Management
1 10 (10.20%) Kubernetes
2 4 (4.08%) Terraform
3 2 (2.04%) HP Quality Center
4 1 (1.02%) Opsgenie
Vendors
1 13 (13.27%) Microsoft
2 4 (4.08%) Databricks
3 3 (3.06%) Oracle
4 2 (2.04%) Splunk
5 1 (1.02%) CyberSource
5 1 (1.02%) Dynatrace
5 1 (1.02%) Google
5 1 (1.02%) HP
5 1 (1.02%) StreamSets
5 1 (1.02%) UiPath
5 1 (1.02%) VMware