Period
to 18 January 2018

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for RSpec skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited RSpec over the 6 months to 18 January 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.

RSpec
England > London
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 590 534 503
Rank change year-on-year -56 -31 +10
Contract jobs citing RSpec 40 68 84
As % of all contract IT jobs advertised in London 0.086% 0.16% 0.19%
As % of the Development Applications category 0.43% 0.91% 1.24%
Number of daily rates quoted 34 55 77
London median daily rate £500 £450 £438
Median daily rate % change year-on-year +11.11% +2.86% -0.28%
10th Percentile £410 £320 £313
90th Percentile £592 £525 £575
England median daily rate £475 £370 £400
% change year-on-year +28.38% -7.50% -6.71%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - - -

RSpec 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 London with a requirement for development application skills.

All Development Application Skills
London
Contract vacancies with a requirement for development application skills 9,207 7,507 6,789
As % of all contract IT jobs advertised in London 19.80% 17.87% 15.49%
Number of daily rates quoted 7,041 5,420 5,012
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +5.88%
10th Percentile £356 £325 £310
90th Percentile £638 £613 £600
England median daily rate £470 £430 £413
% change year-on-year +9.30% +4.24% +3.13%
Number of hourly rates quoted 14 10 23
London median hourly rate £38.65 £47.00 £37.50
Median hourly rate % change year-on-year -17.78% +25.33% +3.45%
10th Percentile £21.65 £25.28 £21.50
90th Percentile £46.87 £70.00 £54.50
England median hourly rate £43.50 £41.00 £40.00
% change year-on-year +6.10% +2.50% +6.67%

RSpec
Job Vacancy Trend in London

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

Job vacancy trend for RSpec in London

RSpec
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for RSpec in London

RSpec
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing RSpec in London over the 6 months to 18 January 2018.

Contractor daily rate histogram for RSpec in London

RSpec
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 RSpec within the London region over the 6 months to 18 January 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 -17 8 £505 +18.82% 4
RSpec
England

For the 6 months to 18 January 2018, IT contractor jobs citing RSpec also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region with a requirement for RSpec.

1 33 (82.50%) Ruby
2 27 (67.50%) Ruby on Rails
3 23 (57.50%) Selenium
4 22 (55.00%) Agile Software Development
4 22 (55.00%) TDD
5 20 (50.00%) JavaScript
6 19 (47.50%) Git (software)
7 17 (42.50%) CSS
8 16 (40.00%) Amazon AWS
8 16 (40.00%) AngularJS
9 15 (37.50%) BDD
9 15 (37.50%) HTML
10 14 (35.00%) Cucumber
11 13 (32.50%) Node.js
11 13 (32.50%) HTML5
12 12 (30.00%) Test Automation
12 12 (30.00%) CSS3
12 12 (30.00%) Docker
12 12 (30.00%) React
13 11 (27.50%) REST
14 10 (25.00%) Web Services
15 9 (22.50%) MySQL
15 9 (22.50%) Redux
16 8 (20.00%) Kubernetes
16 8 (20.00%) Microservices
16 8 (20.00%) Oracle
16 8 (20.00%) SQL
16 8 (20.00%) Salesforce.com
16 8 (20.00%) Google
16 8 (20.00%) PostgreSQL

RSpec
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 6 (15.00%) Elasticsearch
2 4 (10.00%) Apache
3 2 (5.00%) Confluence
3 2 (5.00%) OpenStack
4 1 (2.50%) Apache Solr
4 1 (2.50%) Cloud Foundry
Applications
1 2 (5.00%) Spreadsheet
Cloud Services
1 16 (40.00%) Amazon AWS
2 8 (20.00%) Amazon EC2
3 7 (17.50%) Amazon S3
3 7 (17.50%) Google Cloud Platform
3 7 (17.50%) Route 53
4 5 (12.50%) SaaS
4 5 (12.50%) Trello
5 4 (10.00%) Serverless
6 3 (7.50%) AWS Lambda
7 2 (5.00%) GitHub
7 2 (5.00%) Heroku
8 1 (2.50%) Amazon SQS
8 1 (2.50%) AWS CloudFormation
8 1 (2.50%) OpenShift
Communications & Networking
1 3 (7.50%) Internet
Database & Business Intelligence
1 9 (22.50%) MySQL
2 8 (20.00%) PostgreSQL
3 4 (10.00%) MongoDB
4 3 (7.50%) NoSQL
4 3 (7.50%) RDBMS
4 3 (7.50%) Relational Database
5 2 (5.00%) Redis
6 1 (2.50%) Amazon DynamoDB
6 1 (2.50%) Apache Cassandra
Development Applications
1 23 (57.50%) Selenium
2 19 (47.50%) Git (software)
3 14 (35.00%) Cucumber
4 8 (20.00%) Capybara
5 5 (12.50%) GitLab
6 4 (10.00%) Jenkins
6 4 (10.00%) JIRA
6 4 (10.00%) Mocha
7 2 (5.00%) JMeter
7 2 (5.00%) TeamCity
8 1 (2.50%) Ant
8 1 (2.50%) Atlassian Bamboo
8 1 (2.50%) Gradle
8 1 (2.50%) JUnit
8 1 (2.50%) Maven
8 1 (2.50%) Mockito
8 1 (2.50%) MSBuild
8 1 (2.50%) Subversion
8 1 (2.50%) WATIR
8 1 (2.50%) WebDriver
General
1 4 (10.00%) Finance
2 2 (5.00%) Marketing
3 1 (2.50%) Banking
3 1 (2.50%) Games
3 1 (2.50%) Investment Banking
Job Titles
1 24 (60.00%) Developer
2 12 (30.00%) Ruby on Rails Developer
3 8 (20.00%) Ruby Developer
4 7 (17.50%) Senior Developer
5 6 (15.00%) DevOps Engineer
6 5 (12.50%) Senior Ruby on Rails Developer
7 4 (10.00%) Full Stack Developer
7 4 (10.00%) Ruby Engineer
8 3 (7.50%) E-Commerce Developer
8 3 (7.50%) JavaScript Developer
8 3 (7.50%) QA Engineer
8 3 (7.50%) React Developer
9 2 (5.00%) Analyst
9 2 (5.00%) AWS Engineer
9 2 (5.00%) QA Analyst
9 2 (5.00%) Senior DevOps
9 2 (5.00%) Senior DevOps Engineer
9 2 (5.00%) Senior Ruby Developer
9 2 (5.00%) Senior Software Engineer
9 2 (5.00%) Software Engineer
Libraries, Frameworks & Software Standards
1 27 (67.50%) Ruby on Rails
2 17 (42.50%) CSS
3 16 (40.00%) AngularJS
4 15 (37.50%) HTML
5 13 (32.50%) HTML5
5 13 (32.50%) Node.js
6 12 (30.00%) CSS3
6 12 (30.00%) React
7 11 (27.50%) REST
8 10 (25.00%) Web Services
9 9 (22.50%) Redux
10 5 (12.50%) React Native
11 4 (10.00%) jQuery
12 3 (7.50%) Haml
12 3 (7.50%) Resque
13 2 (5.00%) Ajax
13 2 (5.00%) Express
13 2 (5.00%) JSON
13 2 (5.00%) Sass
13 2 (5.00%) SOAP
Miscellaneous
1 5 (12.50%) Greenfield Project
2 3 (7.50%) Mobile App
3 1 (2.50%) Analytical Skills
3 1 (2.50%) Data Structures
3 1 (2.50%) Fintech
3 1 (2.50%) User Experience
Operating Systems
1 7 (17.50%) Linux
2 3 (7.50%) Android
2 3 (7.50%) Apple iOS
3 2 (5.00%) Windows
4 1 (2.50%) CentOS
4 1 (2.50%) Fedora
Processes & Methodologies
1 22 (55.00%) Agile Software Development
1 22 (55.00%) TDD
2 15 (37.50%) BDD
3 12 (30.00%) Test Automation
4 8 (20.00%) Microservices
5 7 (17.50%) DevOps
6 6 (15.00%) E-Commerce
7 4 (10.00%) Content Management
7 4 (10.00%) Front End Development
7 4 (10.00%) OO
7 4 (10.00%) Pair Programming
7 4 (10.00%) Web Development
8 3 (7.50%) Continuous Integration
8 3 (7.50%) CRM
8 3 (7.50%) Mentoring
8 3 (7.50%) MVC
8 3 (7.50%) OOP
8 3 (7.50%) Scrum
8 3 (7.50%) SDET
8 3 (7.50%) Software Engineering
Programming Languages
1 33 (82.50%) Ruby
2 20 (50.00%) JavaScript
3 8 (20.00%) SQL
4 7 (17.50%) Go
4 7 (17.50%) Java
5 2 (5.00%) Python
5 2 (5.00%) TypeScript
6 1 (2.50%) Apple Swift
6 1 (2.50%) Bash Shell
6 1 (2.50%) Clojure
6 1 (2.50%) ES6
6 1 (2.50%) GraphQL
6 1 (2.50%) PowerShell
Quality Assurance & Compliance
1 6 (15.00%) QA
2 2 (5.00%) WAI
System Software
1 12 (30.00%) Docker
2 1 (2.50%) KVM
Systems Management
1 8 (20.00%) Kubernetes
2 7 (17.50%) Terraform
3 4 (10.00%) Puppet
4 2 (5.00%) Ansible
4 2 (5.00%) Opscode Chef
5 1 (2.50%) Kibana
5 1 (2.50%) logstash
Vendors
1 8 (20.00%) Google
1 8 (20.00%) Oracle
1 8 (20.00%) Salesforce.com
2 1 (2.50%) Splunk
2 1 (2.50%) VMware