Period
to 7 December 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for API Testing skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited API Testing over the 6 months to 7 December 2021 with a comparison to the same period in the previous 2 years.

API Testing
Central London > City of London
6 months to
7 Dec 2021
Same period 2020 Same period 2019
Rank 85 143 268
Rank change year-on-year +58 +125 +47
Permanent jobs citing API Testing 215 63 62
As % of all permanent jobs advertised in the City of London 3.47% 1.54% 0.63%
As % of the Processes & Methodologies category 3.70% 1.62% 0.67%
Number of salaries quoted 200 62 55
10th Percentile £50,000 £50,078 £23,500
25th Percentile £58,750 £52,500 £43,125
Median annual salary (50th Percentile) £70,000 £65,000 £57,500
Median % change year-on-year +7.69% +13.04% -4.17%
75th Percentile £90,000 £75,000 £72,500
90th Percentile £95,000 £97,250 £75,000
Central London median annual salary £70,000 £65,000 £60,000
% change year-on-year +7.69% +8.33% +4.35%

API Testing is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Permanent vacancies with a requirement for process or methodology skills 5,817 3,889 9,231
As % of all permanent IT jobs advertised in the City of London 93.78% 94.95% 94.12%
Number of salaries quoted 5,206 3,420 8,062
10th Percentile £42,874 £45,000 £37,500
25th Percentile £55,000 £55,000 £51,250
Median annual salary (50th Percentile) £72,500 £70,000 £67,500
Median % change year-on-year +3.57% +3.70% +3.85%
75th Percentile £91,250 £87,500 £82,500
90th Percentile £108,750 £103,750 £97,500
Central London median annual salary £70,000 £70,000 £65,000
% change year-on-year - +7.69% -

API Testing
Job Vacancy Trend in the City of London

Job postings citing API Testing as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for API Testing in the City of London

API Testing
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing API Testing in the City of London.

Salary trend for API Testing in the City of London

API Testing
Salary Histogram in the City of London

Salary distribution for jobs citing API Testing in the City of London over the 6 months to 7 December 2021.

Salary histogram for API Testing in the City of London

For the 6 months to 7 December 2021, IT jobs citing API Testing also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for API Testing.

1 197 (91.63%) QA
2 168 (78.14%) Postman
3 160 (74.42%) Selenium
3 160 (74.42%) REST
4 140 (65.12%) Cucumber
5 119 (55.35%) Jenkins
6 110 (51.16%) Java
7 109 (50.70%) Test Strategy
8 92 (42.79%) Test Automation
9 90 (41.86%) JavaScript
10 61 (28.37%) Agile Software Development
11 55 (25.58%) SDET
12 45 (20.93%) C#
13 44 (20.47%) TeamCity
14 41 (19.07%) Cypress.io
15 36 (16.74%) Python
16 35 (16.28%) SpecFlow
17 34 (15.81%) Git (software)
17 34 (15.81%) Fintech
18 33 (15.35%) Re-Platforming
19 32 (14.88%) QA Automation
19 32 (14.88%) Decision-Making
20 29 (13.49%) E-Commerce
21 27 (12.56%) Protractor
22 26 (12.09%) WebdriverIO
22 26 (12.09%) Games
23 25 (11.63%) Azure
24 24 (11.16%) Robot Framework
25 22 (10.23%) Front End Development
26 19 (8.84%) Retail

API Testing
Co-occurring IT Skills in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 9 (4.19%) Confluence
Cloud Services
1 25 (11.63%) Azure
2 15 (6.98%) BrowserStack
3 14 (6.51%) AWS
4 6 (2.79%) SaaS
5 4 (1.86%) Serverless
6 1 (0.47%) Amazon Kinesis
6 1 (0.47%) AWS Lambda
Communications & Networking
1 1 (0.47%) HTTP
Database & Business Intelligence
1 14 (6.51%) Blockchain
2 3 (1.40%) Amazon RDS
2 3 (1.40%) NoSQL
3 1 (0.47%) Big Data
3 1 (0.47%) Hadoop
3 1 (0.47%) MongoDB
Development Applications
1 168 (78.14%) Postman
2 160 (74.42%) Selenium
3 140 (65.12%) Cucumber
4 119 (55.35%) Jenkins
5 44 (20.47%) TeamCity
6 41 (19.07%) Cypress.io
7 35 (16.28%) SpecFlow
8 34 (15.81%) Git (software)
9 27 (12.56%) Protractor
10 24 (11.16%) Robot Framework
11 17 (7.91%) WebDriver
12 15 (6.98%) JIRA
13 6 (2.79%) Appium
13 6 (2.79%) REST Assured
14 5 (2.33%) Calabash
14 5 (2.33%) Jasmine
15 4 (1.86%) JMeter
16 3 (1.40%) TestCafe
17 2 (0.93%) Serenity BDD
17 2 (0.93%) Team Foundation Server
General
1 26 (12.09%) Games
2 19 (8.84%) Retail
3 7 (3.26%) Advertising
4 6 (2.79%) Social Skills
5 5 (2.33%) Finance
6 3 (1.40%) Documentation Skills
7 2 (0.93%) Public Sector
8 1 (0.47%) Brand Awareness
Job Titles
1 91 (42.33%) QA Engineer
2 60 (27.91%) Senior QA Engineer
3 41 (19.07%) Test Engineer
4 24 (11.16%) E-Commerce Engineer
5 22 (10.23%) Games Engineer
6 21 (9.77%) Senior Test Engineer
7 15 (6.98%) Automation Engineer
7 15 (6.98%) QA Automation Engineer
8 12 (5.58%) Blockchain Engineer
8 12 (5.58%) Quality Engineer
8 12 (5.58%) Senior Quality Engineer
9 11 (5.12%) QA Leader
10 10 (4.65%) Test Automation Engineer
10 10 (4.65%) Tester
11 9 (4.19%) Developer
12 8 (3.72%) Developer in Test
12 8 (3.72%) QA Tester
12 8 (3.72%) Software Developer
13 6 (2.79%) Analyst
14 5 (2.33%) QA Analyst
Libraries, Frameworks & Software Standards
1 160 (74.42%) REST
2 26 (12.09%) WebdriverIO
3 17 (7.91%) Gherkin
4 13 (6.05%) SOAP
5 5 (2.33%) AngularJS
6 4 (1.86%) Node.js
7 3 (1.40%) Swagger
8 2 (0.93%) Kafka
9 1 (0.47%) Apache Thrift
9 1 (0.47%) GraphQL
9 1 (0.47%) Jest
9 1 (0.47%) JSON
9 1 (0.47%) React
9 1 (0.47%) React Native
9 1 (0.47%) RESTful
9 1 (0.47%) Web Services
9 1 (0.47%) XML
Miscellaneous
1 6 (2.79%) Mobile App
2 5 (2.33%) Foreign Exchange (FX)
3 4 (1.86%) Online Games
4 3 (1.40%) Video on Demand
4 3 (1.40%) Video\Live Streaming
5 2 (0.93%) Greenfield Project
Operating Systems
1 5 (2.33%) Android
1 5 (2.33%) Apple iOS
2 3 (1.40%) Windows
Processes & Methodologies
1 109 (50.70%) Test Strategy
2 92 (42.79%) Test Automation
3 61 (28.37%) Agile Software Development
4 55 (25.58%) SDET
5 34 (15.81%) Fintech
6 33 (15.35%) Re-Platforming
7 32 (14.88%) Decision-Making
7 32 (14.88%) QA Automation
8 29 (13.49%) E-Commerce
9 22 (10.23%) Front End Development
10 19 (8.84%) DevOps
11 17 (7.91%) Clean Code
11 17 (7.91%) Mentoring
12 16 (7.44%) Performance Testing
12 16 (7.44%) Software Testing
13 9 (4.19%) Continuous Improvement
14 8 (3.72%) Regression Testing
15 7 (3.26%) Manual Testing
15 7 (3.26%) Microservices
16 6 (2.79%) Exploratory Testing
Programming Languages
1 110 (51.16%) Java
2 90 (41.86%) JavaScript
3 45 (20.93%) C#
4 36 (16.74%) Python
5 19 (8.84%) Groovy
6 16 (7.44%) TypeScript
7 6 (2.79%) SQL
8 1 (0.47%) Shell Script
Qualifications
1 2 (0.93%) ISTQB
1 2 (0.93%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 197 (91.63%) QA
System Software
1 1 (0.47%) Docker
Systems Management
1 1 (0.47%) HP Quality Center
Vendors
1 2 (0.93%) T-Plan