API Testing Job Trends in the City of London

API Testing
Central London > City of London

The table below provides summary statistics and salary benchmarking for jobs advertised in the City of London requiring API Testing skills. It covers permanent job vacancies from the 6 months leading up to 4 April 2026, with comparisons to the same periods in the previous two years.

6 months to
4 Apr 2026
Same period 2025 Same period 2024
Rank 125 133 73
Rank change year-on-year +8 -60 +20
Permanent jobs citing API Testing 21 8 111
As % of all permanent jobs in the City of London 0.62% 0.38% 3.50%
As % of the Processes & Methodologies category 0.74% 0.40% 3.80%
Number of salaries quoted 2 3 107
10th Percentile - £44,000 £62,000
25th Percentile £46,250 £46,250 £70,000
Median annual salary (50th Percentile) £47,500 £55,000 £95,000
Median % change year-on-year -13.64% -42.11% +26.67%
75th Percentile £48,750 £72,500 £112,500
90th Percentile - £80,000 £115,000
Central London median annual salary £72,500 £55,000 £95,000
% change year-on-year +31.82% -42.11% +26.67%

All Process & Methodology Skills
City of London

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 in the City of London.

Permanent vacancies with a requirement for process or methodology skills 2,825 2,012 2,920
As % of all permanent jobs advertised in the City of London 83.16% 96.04% 92.06%
Number of salaries quoted 1,985 1,514 2,494
10th Percentile £45,000 £42,500 £41,315
25th Percentile £60,000 £55,000 £55,000
Median annual salary (50th Percentile) £80,000 £75,000 £75,000
Median % change year-on-year +6.67% - -
75th Percentile £98,750 £97,500 £96,625
90th Percentile £100,000 £120,000 £115,000
Central London median annual salary £80,000 £75,000 £75,000
% change year-on-year +6.67% - -

API Testing
Job Vacancy Trend in the City of London

Historical trend showing the proportion of permanent IT job postings citing API Testing relative to all permanent IT jobs advertised in the City of London.

API Testing job vacancy trend in the City of London

API Testing
Salary Trend in the City of London

Salary distribution trend for jobs in the City of London citing API Testing.

Salary distribution trend for jobs in the City of London citing API Testing

API Testing
Co-Occurring Skills & Capabilities in the City of London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Cloud Services
1 3 (14.29%) AWS
2 2 (9.52%) Azure
2 2 (9.52%) GCP
Communications & Networking
1 18 (85.71%) Wireless
2 1 (4.76%) Broadband
Database & Business Intelligence
1 1 (4.76%) MongoDB
1 1 (4.76%) PostgreSQL
Development Applications
1 9 (42.86%) Burp Suite
1 9 (42.86%) Metasploit
2 2 (9.52%) JIRA
2 2 (9.52%) TestRail
2 2 (9.52%) Zephyr
General
1 18 (85.71%) Finance
2 2 (9.52%) Social Skills
3 1 (4.76%) Games
Job Titles
1 10 (47.62%) Senior
2 9 (42.86%) Analyst
2 9 (42.86%) Digital Analyst
2 9 (42.86%) Security Analyst
2 9 (42.86%) Security Manager
2 9 (42.86%) Senior Analyst
2 9 (42.86%) Senior Digital Analyst
2 9 (42.86%) Senior Security Analyst
3 2 (9.52%) Infrastructure Tester
3 2 (9.52%) Tester
3 2 (9.52%) UAT Tester
4 1 (4.76%) Artificial Intelligence Programmer
4 1 (4.76%) Programmer
4 1 (4.76%) Python Programmer
4 1 (4.76%) Senior Programmer
4 1 (4.76%) Senior Python Programmer
Libraries, Frameworks & Software Standards
1 1 (4.76%) REST
Miscellaneous
1 18 (85.71%) Mobile App
2 9 (42.86%) Cyber Defence
2 9 (42.86%) Security Posture
3 1 (4.76%) Algorithms
3 1 (4.76%) Low-Code
3 1 (4.76%) Product Ownership
3 1 (4.76%) Video\Live Streaming
Processes & Methodologies
1 20 (95.24%) Mentoring
2 18 (85.71%) Agile
2 18 (85.71%) Application Security
2 18 (85.71%) Business Strategy
2 18 (85.71%) Business Transformation
2 18 (85.71%) Coaching
2 18 (85.71%) Collaborative Culture
2 18 (85.71%) Creative Thinking
2 18 (85.71%) Internal Audit
2 18 (85.71%) Offensive Security
2 18 (85.71%) Penetration Testing
2 18 (85.71%) Problem-Solving
2 18 (85.71%) Purple Team
2 18 (85.71%) Red Team
3 9 (42.86%) Cybersecurity
3 9 (42.86%) Digital Forensics
3 9 (42.86%) Ethical Hacking
3 9 (42.86%) Incident Response
4 3 (14.29%) Continuous Improvement
4 3 (14.29%) Software Testing
Programming Languages
1 10 (47.62%) Python
2 9 (42.86%) Bash
2 9 (42.86%) PowerShell
3 2 (9.52%) SQL
4 1 (4.76%) Go
Qualifications
1 18 (85.71%) CCSAM
1 18 (85.71%) CHECK Team Leader
1 18 (85.71%) CHECK Team Member
1 18 (85.71%) CREST Certified
1 18 (85.71%) OSCP
2 9 (42.86%) Degree
Quality Assurance & Compliance
1 1 (4.76%) QA
Systems Management
1 9 (42.86%) Nessus