Period
to 23 September 2019

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Selenium skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Selenium over the 6 months to 23 September 2019 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.

Selenium
Central London > City of London
6 months to
23 Sep 2019
Same period 2018 Same period 2017
Rank 143 81 98
Rank change year-on-year -62 +17 +28
Contract jobs citing Selenium 89 208 173
As % of all contract IT jobs advertised in the City of London 1.43% 3.03% 2.57%
As % of the Development Applications category 8.38% 13.48% 13.13%
Number of daily rates quoted 67 187 133
City of London median daily rate £475 £475 £450
Median daily rate % change year-on-year - +5.56% -
10th Percentile £363 £350 £363
90th Percentile £610 £588 £558
Central London median daily rate £463 £475 £450
% change year-on-year -2.63% +5.56% +5.88%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Selenium is in the Development Applications category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for development application skills.

All Development Application Skills
City of London
Contract vacancies with a requirement for development application skills 1,062 1,543 1,318
As % of all contract IT jobs advertised in the City of London 17.10% 22.46% 19.56%
Number of daily rates quoted 808 1,274 1,015
City of London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% -
10th Percentile £375 £363 £329
90th Percentile £675 £636 £625
Central London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% -
Number of hourly rates quoted 4 3 2
City of London median hourly rate £36.75 £32.00 £24.99
Median hourly rate % change year-on-year +14.84% +28.04% -23.10%
10th Percentile £19.85 £31.00 £23.18
90th Percentile £91.90 £41.60 £27.11
Central London median hourly rate £36.75 £33.50 £27.75
% change year-on-year +9.70% +20.72% -14.62%

Selenium
Job Vacancy Trend in the City of London

Job postings citing Selenium as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Selenium in the City of London

Selenium
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Selenium in the City of London.

Contractor daily rate trend for Selenium in the City of London

Selenium
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Selenium in the City of London over the 6 months to 23 September 2019.

Contractor daily rate histogram for Selenium in the City of London

Selenium
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Selenium in the City of London.

Contractor hourly rate trend for Selenium in the City of London

For the 6 months to 23 September 2019, IT contractor jobs citing Selenium 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 City of London region with a requirement for Selenium.

1 70 (78.65%) Test Automation
2 59 (66.29%) Agile Software Development
3 49 (55.06%) Java
4 45 (50.56%) Cucumber
5 34 (38.20%) BDD
6 29 (32.58%) QA
6 29 (32.58%) TDD
7 26 (29.21%) Scrum
8 25 (28.09%) C#
9 24 (26.97%) Git (software)
10 23 (25.84%) JavaScript
11 22 (24.72%) DevOps
12 21 (23.60%) Finance
13 20 (22.47%) Azure
13 20 (22.47%) Jenkins
14 19 (21.35%) Microservices
14 19 (21.35%) SQL
15 18 (20.22%) AWS
15 18 (20.22%) WebDriver
15 18 (20.22%) RESTful
16 17 (19.10%) Docker
17 16 (17.98%) Python
18 15 (16.85%) Regression Testing
18 15 (16.85%) Node.js
18 15 (16.85%) Relational Database
18 15 (16.85%) Redux
19 14 (15.73%) React
19 14 (15.73%) Continuous Delivery
19 14 (15.73%) MongoDB
19 14 (15.73%) Test Strategy

Selenium
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 8 (8.99%) Confluence
2 7 (7.87%) Elasticsearch
3 4 (4.49%) Apache Airflow
4 3 (3.37%) Jetty
4 3 (3.37%) Tomcat
5 2 (2.25%) Apache
5 2 (2.25%) Apache Spark
5 2 (2.25%) IIS
5 2 (2.25%) JBoss
5 2 (2.25%) Magnolia
5 2 (2.25%) Oracle Self-Service HR
5 2 (2.25%) WebLogic
6 1 (1.12%) CMS
6 1 (1.12%) Drupal
6 1 (1.12%) WebSphere
Applications
1 3 (3.37%) Microsoft Excel
2 2 (2.25%) MS Visio
3 1 (1.12%) Microsoft PowerPoint
Business Applications
1 2 (2.25%) Dynamics CRM
2 1 (1.12%) SAP ERP
Cloud Services
1 20 (22.47%) Azure
2 18 (20.22%) AWS
3 8 (8.99%) AWS Lambda
3 8 (8.99%) Serverless
4 5 (5.62%) GCP
5 4 (4.49%) GitHub
5 4 (4.49%) Tricentis Tosca
6 3 (3.37%) AWS CloudFormation
6 3 (3.37%) Power Platform
7 2 (2.25%) BrowserStack
7 2 (2.25%) Dynamics 365
8 1 (1.12%) Amazon ECS
8 1 (1.12%) Amazon EKS
8 1 (1.12%) AWS CodePipeline
8 1 (1.12%) AWS Fargate
8 1 (1.12%) Azure Data Factory
8 1 (1.12%) CloudSense
8 1 (1.12%) Data Lake Analytics
8 1 (1.12%) Sauce Labs
8 1 (1.12%) Slack
Communications & Networking
1 2 (2.25%) SSH
2 1 (1.12%) HTTP
2 1 (1.12%) Internet
Database & Business Intelligence
1 15 (16.85%) Relational Database
2 14 (15.73%) MongoDB
3 10 (11.24%) MySQL
3 10 (11.24%) SQL Server
4 9 (10.11%) PostgreSQL
5 6 (6.74%) Couchbase
5 6 (6.74%) Data Warehouse
6 4 (4.49%) BigQuery
7 3 (3.37%) Amazon DynamoDB
7 3 (3.37%) Cosmos DB
7 3 (3.37%) NoSQL
7 3 (3.37%) Power BI
7 3 (3.37%) SQL Server 2012
7 3 (3.37%) SQL Server 2014
7 3 (3.37%) SQL Server 2016
8 2 (2.25%) Hadoop
8 2 (2.25%) Oracle Database
8 2 (2.25%) SQL Server Integration Services
9 1 (1.12%) Blockchain
9 1 (1.12%) Data Lake
Development Applications
1 45 (50.56%) Cucumber
2 24 (26.97%) Git (software)
3 20 (22.47%) Jenkins
4 18 (20.22%) WebDriver
5 12 (13.48%) JMeter
5 12 (13.48%) SpecFlow
6 11 (12.36%) JIRA
7 9 (10.11%) Mocha
7 9 (10.11%) TeamCity
8 7 (7.87%) Gatling
8 7 (7.87%) Team Foundation Server
9 6 (6.74%) Fiddler
9 6 (6.74%) Gradle
9 6 (6.74%) Maven
9 6 (6.74%) Visual Studio Team System
10 5 (5.62%) Appium
10 5 (5.62%) JUnit
10 5 (5.62%) Subversion
11 4 (4.49%) Eclipse
11 4 (4.49%) LoadRunner
General
1 21 (23.60%) Finance
2 8 (8.99%) Banking
3 6 (6.74%) Law
3 6 (6.74%) Retail
4 5 (5.62%) Front Office
5 4 (4.49%) Public Sector
6 3 (3.37%) Legal
7 1 (1.12%) Advertising
7 1 (1.12%) Investment Banking
Job Titles
1 28 (31.46%) Developer
2 19 (21.35%) Tester
3 18 (20.22%) Automation Tester
4 12 (13.48%) Analyst
5 8 (8.99%) Java Developer
5 8 (8.99%) Test Automation Engineer
5 8 (8.99%) Test Engineer
6 7 (7.87%) Architect
6 7 (7.87%) Developer in Test
6 7 (7.87%) Test Analyst
7 6 (6.74%) Front End Developer (Client-Side Developer)
7 6 (6.74%) React Developer
8 4 (4.49%) Automation Test Analyst
8 4 (4.49%) Cloud Architect
8 4 (4.49%) DevOps Engineer
8 4 (4.49%) QA Analyst
8 4 (4.49%) QA Engineer
8 4 (4.49%) Senior Analyst
8 4 (4.49%) Software Developer
9 3 (3.37%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 18 (20.22%) RESTful
2 15 (16.85%) Node.js
2 15 (16.85%) Redux
3 14 (15.73%) Gherkin
3 14 (15.73%) React
4 13 (14.61%) HTML
5 12 (13.48%) Web Services
6 10 (11.24%) CSS
7 9 (10.11%) AngularJS
7 9 (10.11%) REST
8 8 (8.99%) Jest
8 8 (8.99%) Spring
9 7 (7.87%) Chai
9 7 (7.87%) Enzyme
9 7 (7.87%) Express
9 7 (7.87%) Spring Boot
10 6 (6.74%) .NET
10 6 (6.74%) JSON
10 6 (6.74%) koa
11 5 (5.62%) HTML5
Miscellaneous
1 7 (7.87%) Derivative
1 7 (7.87%) User Experience
2 4 (4.49%) Mobile App
3 3 (3.37%) Analytical Skills
3 3 (3.37%) Cloud Native
3 3 (3.37%) Market Risk
4 2 (2.25%) Distributed Denial-of-Service
4 2 (2.25%) Greenfield Project
5 1 (1.12%) AS400
5 1 (1.12%) Blog
5 1 (1.12%) Enterprise Software
5 1 (1.12%) EPoS
5 1 (1.12%) FMCG
5 1 (1.12%) iSeries
5 1 (1.12%) Self-Motivation
Operating Systems
1 9 (10.11%) Windows
2 5 (5.62%) Android
2 5 (5.62%) Linux
3 4 (4.49%) Apple iOS
3 4 (4.49%) CentOS
3 4 (4.49%) Red Hat Enterprise Linux
3 4 (4.49%) Ubuntu
4 3 (3.37%) Unix
5 2 (2.25%) Debian
5 2 (2.25%) Mac OS X
Processes & Methodologies
1 70 (78.65%) Test Automation
2 59 (66.29%) Agile Software Development
3 34 (38.20%) BDD
4 29 (32.58%) TDD
5 26 (29.21%) Scrum
6 22 (24.72%) DevOps
7 19 (21.35%) Microservices
8 15 (16.85%) Regression Testing
9 14 (15.73%) Continuous Delivery
9 14 (15.73%) Test Strategy
9 14 (15.73%) Unit Testing
10 13 (14.61%) API Testing
11 12 (13.48%) Manual Testing
12 11 (12.36%) Continuous Integration
12 11 (12.36%) Kanban
13 10 (11.24%) Performance Testing
14 9 (10.11%) Continuous Improvement
14 9 (10.11%) Software Testing
15 8 (8.99%) SOA
15 8 (8.99%) User Acceptance Testing
Programming Languages
1 49 (55.06%) Java
2 25 (28.09%) C#
3 23 (25.84%) JavaScript
4 19 (21.35%) SQL
5 16 (17.98%) Python
6 10 (11.24%) ES6
7 9 (10.11%) Scala
8 8 (8.99%) T-SQL
9 6 (6.74%) Go
9 6 (6.74%) Groovy
10 5 (5.62%) Bash Shell
10 5 (5.62%) TypeScript
11 4 (4.49%) Ruby
12 3 (3.37%) Perl
13 2 (2.25%) C++
13 2 (2.25%) Clojure
13 2 (2.25%) ClojureScript
13 2 (2.25%) PL/SQL
13 2 (2.25%) PowerShell
13 2 (2.25%) VBA
Qualifications
1 9 (10.11%) ISTQB
2 6 (6.74%) ISEB
3 3 (3.37%) Security Cleared
4 2 (2.25%) Degree
4 2 (2.25%) ISTQB Foundation Certification
4 2 (2.25%) SC Cleared
5 1 (1.12%) DV Cleared
5 1 (1.12%) ISEB Practitioner
Quality Assurance & Compliance
1 29 (32.58%) QA
2 1 (1.12%) Data Quality
2 1 (1.12%) PCI DSS
System Software
1 17 (19.10%) Docker
2 2 (2.25%) Virtual Machines
Systems Management
1 9 (10.11%) Kubernetes
2 6 (6.74%) Ansible
2 6 (6.74%) Terraform
3 4 (4.49%) Puppet
4 2 (2.25%) Opscode Chef
4 2 (2.25%) Packer
4 2 (2.25%) Salt
Vendors
1 8 (8.99%) Microsoft
2 5 (5.62%) Google
2 5 (5.62%) Salesforce.com
3 4 (4.49%) Atlassian
4 2 (2.25%) Cloudera
4 2 (2.25%) Demandware
4 2 (2.25%) Elastic Path
4 2 (2.25%) Hortonworks
4 2 (2.25%) HP
4 2 (2.25%) IBM
4 2 (2.25%) Oracle
4 2 (2.25%) Red Hat
4 2 (2.25%) Sybase
5 1 (1.12%) Birst
5 1 (1.12%) Cognos
5 1 (1.12%) Cypress Semiconductor
5 1 (1.12%) SAP
5 1 (1.12%) ServiceNow
5 1 (1.12%) Sitecore
5 1 (1.12%) Zuora