Period
to 19 February 2018

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for API Testing skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited API Testing over the 6 months to 19 February 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

API Testing
England > London
6 months to
19 Feb 2018
Same period 2017 Same period 2016
Rank 433 484 522
Rank change year-on-year +51 +38 +24
Contract jobs citing API Testing 197 98 79
As % of all contract IT jobs advertised in London 0.42% 0.24% 0.18%
As % of the Processes & Methodologies category 0.49% 0.28% 0.21%
Number of daily rates quoted 150 71 51
London median daily rate £425 £413 £410
Median daily rate % change year-on-year +3.03% +0.61% +9.33%
10th Percentile £300 £313 £313
90th Percentile £525 £538 £525
England median daily rate £425 £390 £400
% change year-on-year +8.97% -2.50% +9.22%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate £45.00 - -

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

All Process and Methodology Skills
London
Contract vacancies with a requirement for process or methodology skills 40,355 34,918 37,825
As % of all contract IT jobs advertised in London 86.63% 85.82% 85.08%
Number of daily rates quoted 29,460 25,101 27,094
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% -
10th Percentile £313 £313 £300
90th Percentile £675 £650 £644
England median daily rate £450 £438 £425
% change year-on-year +2.86% +2.94% +4.29%
Number of hourly rates quoted 462 419 461
London median hourly rate £22.50 £25.00 £19.99
Median hourly rate % change year-on-year -10.00% +25.06% +6.06%
10th Percentile £13.53 £12.25 £11.25
90th Percentile £53.73 £52.75 £50.99
England median hourly rate £24.09 £25.00 £23.50
% change year-on-year -3.64% +6.38% +17.50%

API Testing
Job Vacancy Trend in London

Job postings citing API Testing as a percentage of all IT jobs advertised in London.

Job vacancy trend for API Testing in London

API Testing
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing API Testing in London.

Contractor daily rate trend for API Testing in London

API Testing
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing API Testing in London over the 6 months to 19 February 2018.

Contractor daily rate histogram for API Testing in London

API Testing
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing API Testing within the London region over the 6 months to 19 February 2018. 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
Job
Vacancies
Central London +2 50 £425 +17.24% 6
South London - 5 £388 - 1
West London -36 3 - - 6
East London - 3 £421 - 1
North London - 1 £300 -
API Testing
England

For the 6 months to 19 February 2018, IT contractor 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 contract job ads across the London region with a requirement for API Testing.

1 168 (85.28%) Test Automation
2 150 (76.14%) Agile Software Development
3 133 (67.51%) Selenium
4 109 (55.33%) Java
5 95 (48.22%) Cucumber
6 73 (37.06%) BDD
7 68 (34.52%) QA
8 54 (27.41%) Scrum
9 45 (22.84%) Git (software)
10 44 (22.34%) Gherkin
10 44 (22.34%) SDET
11 42 (21.32%) SoapUI
11 42 (21.32%) WebDriver
12 40 (20.30%) JIRA
12 40 (20.30%) C#
13 37 (18.78%) JSON
13 37 (18.78%) Android
14 36 (18.27%) XML
15 34 (17.26%) JavaScript
16 33 (16.75%) TDD
17 32 (16.24%) Finance
17 32 (16.24%) Greenfield Project
18 31 (15.74%) Functional Testing
18 31 (15.74%) Jenkins
18 31 (15.74%) SOAP
19 30 (15.23%) Web Services
20 29 (14.72%) REST
20 29 (14.72%) Apple iOS
21 28 (14.21%) Mobile App
21 28 (14.21%) SQL

API Testing
Co-occurring IT Skills in 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 14 (7.11%) Confluence
2 5 (2.54%) CMS
3 3 (1.52%) Oracle SOA Suite
4 2 (1.02%) Adobe Experience Manager
4 2 (1.02%) ColdFusion
4 2 (1.02%) MQSeries
4 2 (1.02%) Oracle Service Bus
4 2 (1.02%) Sitecore CMS
4 2 (1.02%) WebSphere
4 2 (1.02%) WordPress
5 1 (0.51%) IIS
5 1 (0.51%) JBoss
5 1 (0.51%) Tomcat
5 1 (0.51%) WebLogic
Cloud Services
1 21 (10.66%) Amazon AWS
2 14 (7.11%) Microsoft Azure
3 9 (4.57%) GitHub
4 4 (2.03%) BrowserStack
5 2 (1.02%) BlazeMeter
5 2 (1.02%) Google Analytics
5 2 (1.02%) Google Cloud Platform
6 1 (0.51%) Amazon EC2
6 1 (0.51%) Sauce Labs
Communications & Networking
1 9 (4.57%) SMS
2 3 (1.52%) HTTP
3 2 (1.02%) Internet
4 1 (0.51%) PuTTY
4 1 (0.51%) WinSCP
Database & Business Intelligence
1 11 (5.58%) SQL Server
2 7 (3.55%) MongoDB
2 7 (3.55%) Relational Database
3 5 (2.54%) NoSQL
4 4 (2.03%) MySQL
4 4 (2.03%) PostgreSQL
4 4 (2.03%) Redis
5 1 (0.51%) Amazon DynamoDB
5 1 (0.51%) BigQuery
5 1 (0.51%) Blockchain
5 1 (0.51%) Data Warehouse
5 1 (0.51%) Oracle Database
5 1 (0.51%) Oracle Database 10g
5 1 (0.51%) Oracle Database 11g
5 1 (0.51%) Oracle ODI
5 1 (0.51%) SQL Server 2012
5 1 (0.51%) SQL Server 2016
Development Applications
1 133 (67.51%) Selenium
2 95 (48.22%) Cucumber
3 45 (22.84%) Git (software)
4 42 (21.32%) SoapUI
4 42 (21.32%) WebDriver
5 40 (20.30%) JIRA
6 31 (15.74%) Jenkins
7 25 (12.69%) NUnit
8 21 (10.66%) JMeter
9 19 (9.64%) Appium
10 14 (7.11%) SpecFlow
11 13 (6.60%) JUnit
12 10 (5.08%) Gatling
12 10 (5.08%) Jasmine
13 9 (4.57%) GitLab
14 8 (4.06%) Calabash
14 8 (4.06%) Protractor
14 8 (4.06%) Team Foundation Server
15 7 (3.55%) HP UFT
15 7 (3.55%) Visual Studio
General
1 32 (16.24%) Finance
2 19 (9.64%) Banking
3 10 (5.08%) Investment Banking
4 4 (2.03%) Games
5 3 (1.52%) Law
5 3 (1.52%) Legal
5 3 (1.52%) Retail
6 2 (1.02%) Marketing
7 1 (0.51%) Back Office
7 1 (0.51%) Financial Institution
7 1 (0.51%) Telecoms
Job Titles
1 66 (33.50%) Tester
2 46 (23.35%) Automation Tester
3 38 (19.29%) Analyst
4 33 (16.75%) Test Analyst
5 23 (11.68%) Developer
6 20 (10.15%) Developer in Test
7 19 (9.64%) Test Engineer
8 18 (9.14%) Digital Transformation
9 15 (7.61%) QA Engineer
10 12 (6.09%) Automation Test Analyst
10 12 (6.09%) QA Analyst
11 10 (5.08%) Selenium Automation Tester
11 10 (5.08%) Selenium Tester
11 10 (5.08%) Test Automation Engineer
12 9 (4.57%) Web Tester
13 8 (4.06%) Software Developer
13 8 (4.06%) Test Specialist
14 7 (3.55%) Manual Tester
14 7 (3.55%) QA Test Analyst
14 7 (3.55%) Software Tester
Libraries, Frameworks & Software Standards
1 44 (22.34%) Gherkin
2 37 (18.78%) JSON
3 36 (18.27%) XML
4 31 (15.74%) SOAP
5 30 (15.23%) Web Services
6 29 (14.72%) REST
7 19 (9.64%) HTML
7 19 (9.64%) React
8 14 (7.11%) .NET
9 13 (6.60%) RESTful
10 11 (5.58%) Swagger
11 10 (5.08%) HTML5
12 9 (4.57%) Spring
13 7 (3.55%) CSS
14 6 (3.05%) ActiveMQ
14 6 (3.05%) Middleware
15 5 (2.54%) ASP.NET
15 5 (2.54%) ASP.NET Web API
16 4 (2.03%) AngularJS
16 4 (2.03%) Regular Expression
Miscellaneous
1 32 (16.24%) Greenfield Project
2 28 (14.21%) Mobile App
3 11 (5.58%) Fintech
4 10 (5.08%) Analytical Skills
5 5 (2.54%) Foreign Exchange (FX)
5 5 (2.54%) PDA
5 5 (2.54%) User Experience
6 4 (2.03%) Client/Server
6 4 (2.03%) iPad
6 4 (2.03%) iPhone
6 4 (2.03%) Online Games
7 3 (1.52%) Video on Demand
8 2 (1.02%) Data Structures
8 2 (1.02%) Mainframe
8 2 (1.02%) Management Information System
8 2 (1.02%) PlayStation
9 1 (0.51%) Equities
9 1 (0.51%) Hybrid Cloud
9 1 (0.51%) Linux Command Line
9 1 (0.51%) Minimum Viable Product
Operating Systems
1 37 (18.78%) Android
2 29 (14.72%) Apple iOS
3 15 (7.61%) Unix
4 7 (3.55%) Linux
5 6 (3.05%) Windows
6 4 (2.03%) Mac OS X
7 1 (0.51%) Red Hat Enterprise Linux
7 1 (0.51%) Solaris
7 1 (0.51%) Windows Server
7 1 (0.51%) Windows Server 2012
Processes & Methodologies
1 168 (85.28%) Test Automation
2 150 (76.14%) Agile Software Development
3 73 (37.06%) BDD
4 54 (27.41%) Scrum
5 44 (22.34%) SDET
6 33 (16.75%) TDD
7 31 (15.74%) Functional Testing
8 27 (13.71%) OO
9 26 (13.20%) Performance Testing
10 25 (12.69%) Test Scripting
11 24 (12.18%) E-Commerce
12 21 (10.66%) Scenario Testing
12 21 (10.66%) Software Testing
13 20 (10.15%) Continuous Integration
13 20 (10.15%) Digital Transformation Programme
13 20 (10.15%) Integration Testing
13 20 (10.15%) Migration
13 20 (10.15%) Regression Testing
14 19 (9.64%) DevOps
14 19 (9.64%) Front End Development
Programming Languages
1 109 (55.33%) Java
2 40 (20.30%) C#
3 34 (17.26%) JavaScript
4 28 (14.21%) SQL
5 18 (9.14%) Python
5 18 (9.14%) Ruby
6 15 (7.61%) Groovy
7 5 (2.54%) Scala
8 4 (2.03%) Apple Swift
8 4 (2.03%) R
9 3 (1.52%) PHP
10 2 (1.02%) Bash Shell
10 2 (1.02%) C
10 2 (1.02%) C++
11 1 (0.51%) F#
11 1 (0.51%) Objective-C
11 1 (0.51%) TypeScript
11 1 (0.51%) VB
Qualifications
1 11 (5.58%) SC Cleared
1 11 (5.58%) Security Cleared
2 10 (5.08%) ISTQB
3 9 (4.57%) ISEB
4 2 (1.02%) CREST Certified
4 2 (1.02%) Degree
4 2 (1.02%) DV Cleared
4 2 (1.02%) ISTQB Foundation Certification
5 1 (0.51%) ISEB Practitioner
Quality Assurance & Compliance
1 68 (34.52%) QA
2 3 (1.52%) ISO 20022
2 3 (1.52%) ISO 8583
2 3 (1.52%) WCAG
3 1 (0.51%) PCI DSS
System Software
1 7 (3.55%) Docker
2 1 (0.51%) Active Directory
2 1 (0.51%) vSphere
Systems Management
1 6 (3.05%) Puppet
2 3 (1.52%) HP Quality Center
3 2 (1.02%) Terraform
4 1 (0.51%) Ansible
4 1 (0.51%) Kibana
Vendors
1 9 (4.57%) HP
2 7 (3.55%) Microsoft
2 7 (3.55%) Oracle
3 4 (2.03%) Google
4 3 (1.52%) Guidewire
5 2 (1.02%) Adobe
5 2 (1.02%) Apigee
5 2 (1.02%) Apple
5 2 (1.02%) CA Agile Central
5 2 (1.02%) Sitecore
6 1 (0.51%) Capita
6 1 (0.51%) Citrix
6 1 (0.51%) Pega
6 1 (0.51%) Perforce
6 1 (0.51%) Red Hat
6 1 (0.51%) Software AG
6 1 (0.51%) VMware
6 1 (0.51%) webMethods