Period
to 25 July 2021

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Ruby skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ruby over the 6 months to 25 July 2021 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.

Ruby
England > London
6 months to
25 Jul 2021
Same period 2020 Same period 2019
Rank 241 172 145
Rank change year-on-year -69 -27 -14
Contract jobs citing Ruby 306 243 829
As % of all contract jobs advertised in London 1.03% 1.50% 2.05%
As % of the Programming Languages category 2.20% 2.99% 4.31%
Number of daily rates quoted 234 175 677
10th Percentile £400 £413 £413
25th Percentile £463 £463 £475
Median daily rate (50th Percentile) £525 £538 £550
Median % change year-on-year -2.33% -2.27% +4.76%
75th Percentile £600 £600 £625
90th Percentile £663 £675 £700
England median daily rate £513 £516 £550
% change year-on-year -0.68% -6.18% +10.00%
Number of hourly rates quoted 0 0 2
Median hourly rate - - £48.25
England median hourly rate £52.50 £20.50 £26.50
% change year-on-year +156.10% -22.64% -41.11%

Ruby is in the Programming Languages 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 coding skills.

All Programming Languages
London
Contract vacancies with a requirement for coding skills 13,908 8,128 19,220
As % of all contract IT jobs advertised in London 46.99% 50.07% 47.47%
Number of daily rates quoted 10,375 6,043 14,643
10th Percentile £388 £363 £363
25th Percentile £463 £441 £425
Median daily rate (50th Percentile) £550 £525 £525
Median % change year-on-year +4.76% - +2.44%
75th Percentile £650 £638 £613
90th Percentile £725 £725 £688
England median daily rate £514 £500 £480
% change year-on-year +2.80% +4.17% +1.05%
Number of hourly rates quoted 78 68 105
10th Percentile £21.50 £22.50 £16.50
25th Percentile £34.91 £31.69 £21.25
Median hourly rate £45.00 £46.46 £44.50
Median % change year-on-year -3.14% +4.40% +6.89%
75th Percentile £61.75 £58.13 £52.50
90th Percentile £68.51 £64.09 £56.50
England median hourly rate £42.50 £42.50 £45.00
% change year-on-year - -5.56% +8.43%

Ruby
Job Vacancy Trend in London

Job postings citing Ruby as a proportion of all IT jobs advertised in London.

Job vacancy trend for Ruby in London

Ruby
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Ruby in London.

Daily rate trend for Ruby in London

Ruby
Daily Rate Histogram in London

Daily rate distribution for jobs citing Ruby in London over the 6 months to 25 July 2021.

Daily rate histogram for Ruby in London

Ruby
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Ruby in London.

Hourly rate trend for Ruby in London

Ruby
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 Ruby within the London region over the 6 months to 25 July 2021. 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 -42 37 £525 - 66
South London +22 3 £431 -20.14% 1
West London +3 2 £618 +49.70% 11
East London +5 1 £465 -13.49% 17
Ruby
England

For the 6 months to 25 July 2021, IT contractor jobs citing Ruby 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 Ruby.

1 164 (53.59%) Python
2 109 (35.62%) Ruby on Rails
3 103 (33.66%) Java
3 103 (33.66%) AWS
4 101 (33.01%) DevOps
5 91 (29.74%) Agile Software Development
6 89 (29.08%) JavaScript
7 86 (28.10%) Kubernetes
8 78 (25.49%) Docker
8 78 (25.49%) Go
8 78 (25.49%) Linux
9 75 (24.51%) Terraform
10 73 (23.86%) Git (software)
11 67 (21.90%) Azure
12 61 (19.93%) Test Automation
13 60 (19.61%) Ansible
14 59 (19.28%) Social Skills
15 57 (18.63%) PostgreSQL
16 50 (16.34%) Node.js
17 49 (16.01%) Configuration Management
18 48 (15.69%) GCP
18 48 (15.69%) Bash Shell
19 46 (15.03%) Continuous Integration
20 45 (14.71%) Finance
21 44 (14.38%) Problem-Solving
22 43 (14.05%) Microservices
23 42 (13.73%) TDD
24 40 (13.07%) Software Engineering
24 40 (13.07%) React
24 40 (13.07%) Jenkins

Ruby
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 13 (4.25%) Cloud Foundry
2 8 (2.61%) CMS
2 8 (2.61%) Confluence
3 7 (2.29%) Apache Spark
4 5 (1.63%) Elasticsearch
4 5 (1.63%) Mule
5 4 (1.31%) Apache Airflow
5 4 (1.31%) OpenStack
5 4 (1.31%) SharePoint
6 3 (0.98%) Apache
6 3 (0.98%) JBoss
6 3 (0.98%) Oracle Coherence
7 2 (0.65%) Drupal
7 2 (0.65%) Luigi
7 2 (0.65%) nginx
7 2 (0.65%) Oracle SOA Suite
7 2 (0.65%) Tomcat
8 1 (0.33%) Apache Solr
8 1 (0.33%) Headless CMS
8 1 (0.33%) Red Hat Fuse
Applications
1 2 (0.65%) Microsoft Office
2 1 (0.33%) Figma
Business Applications
1 2 (0.65%) Magento
Cloud Services
1 103 (33.66%) AWS
2 67 (21.90%) Azure
3 48 (15.69%) GCP
4 33 (10.78%) GitHub
5 32 (10.46%) PaaS
6 23 (7.52%) IaaS
7 18 (5.88%) Serverless
8 17 (5.56%) Cloud Computing
8 17 (5.56%) SaaS
9 9 (2.94%) AWS Lambda
10 8 (2.61%) AWS CloudFormation
10 8 (2.61%) Microsoft 365
11 6 (1.96%) Amazon ECS
11 6 (1.96%) Heroku
12 5 (1.63%) Amazon EKS
12 5 (1.63%) Snowflake
13 4 (1.31%) AWS CodePipeline
13 4 (1.31%) Azure Cosmos DB
13 4 (1.31%) OpenShift
13 4 (1.31%) Power Platform
Communications & Networking
1 29 (9.48%) HTTP
2 8 (2.61%) Firewall
3 7 (2.29%) SAN
4 4 (1.31%) DNS
4 4 (1.31%) IPv4
4 4 (1.31%) Network Security
4 4 (1.31%) SSL
4 4 (1.31%) TCP/IP
5 3 (0.98%) Internet
5 3 (0.98%) Kerberos
5 3 (0.98%) LAN
5 3 (0.98%) WAN
6 2 (0.65%) DSL
6 2 (0.65%) IPsec
6 2 (0.65%) OpenVPN
6 2 (0.65%) VPN
7 1 (0.33%) DHCP
7 1 (0.33%) Ethernet
7 1 (0.33%) FTP
7 1 (0.33%) HTTPS
Database & Business Intelligence
1 57 (18.63%) PostgreSQL
2 19 (6.21%) NoSQL
3 18 (5.88%) Relational Database
4 17 (5.56%) Big Data
4 17 (5.56%) MongoDB
5 14 (4.58%) MySQL
6 11 (3.59%) Redis
7 10 (3.27%) SQL Server
8 8 (2.61%) Hadoop
9 7 (2.29%) Apache Cassandra
10 6 (1.96%) Amazon DynamoDB
10 6 (1.96%) Neo4j
10 6 (1.96%) Oracle Database
10 6 (1.96%) Oracle Database 11g
10 6 (1.96%) Oracle Database 12c
10 6 (1.96%) SQL Server 2008
10 6 (1.96%) SQL Server 2012
10 6 (1.96%) SQL Server 2014
10 6 (1.96%) SQL Server 2016
10 6 (1.96%) Tableau
Development Applications
1 73 (23.86%) Git (software)
2 40 (13.07%) Jenkins
3 19 (6.21%) RSpec
4 17 (5.56%) Maven
4 17 (5.56%) Subversion
5 13 (4.25%) Bitbucket
5 13 (4.25%) TeamCity
6 12 (3.92%) GitLab
6 12 (3.92%) JIRA
7 11 (3.59%) Cucumber
8 9 (2.94%) Gradle
8 9 (2.94%) IntelliJ
9 8 (2.61%) Artifactory
9 8 (2.61%) Eclipse
9 8 (2.61%) Postman
9 8 (2.61%) Visual Studio
9 8 (2.61%) Visual Studio Code
10 7 (2.29%) Travis CI
11 6 (1.96%) Appium
11 6 (1.96%) Vagrant
General
1 59 (19.28%) Social Skills
2 45 (14.71%) Finance
3 35 (11.44%) Public Sector
4 20 (6.54%) Banking
5 19 (6.21%) Electronics
6 18 (5.88%) Telecoms
7 16 (5.23%) Analytical Skills
8 15 (4.90%) Manufacturing
8 15 (4.90%) Marketing
9 13 (4.25%) German Language
10 8 (2.61%) Presentation Skills
11 7 (2.29%) French Language
12 4 (1.31%) Investment Banking
13 3 (0.98%) Law
14 2 (0.65%) Advertising
14 2 (0.65%) Games
14 2 (0.65%) Influencing Skills
14 2 (0.65%) Military
14 2 (0.65%) Police
14 2 (0.65%) Retail
Job Titles
1 132 (43.14%) Developer
2 65 (21.24%) Ruby Developer
3 49 (16.01%) DevOps Engineer
4 37 (12.09%) Ruby on Rails Developer
5 25 (8.17%) Ruby Engineer
6 21 (6.86%) Senior Developer
7 17 (5.56%) Site Reliability Engineer
8 15 (4.90%) Senior Ruby Developer
8 15 (4.90%) Site Engineer
9 14 (4.58%) Software Engineer
10 13 (4.25%) Consultant
11 12 (3.92%) AWS Engineer
11 12 (3.92%) JavaScript Developer
11 12 (3.92%) React Developer
12 11 (3.59%) Cloud Engineer
13 10 (3.27%) Tester
14 9 (2.94%) Architect
14 9 (2.94%) AWS DevOps
14 9 (2.94%) Senior Software Engineer
15 8 (2.61%) Systems Administrator
Libraries, Frameworks & Software Standards
1 109 (35.62%) Ruby on Rails
2 50 (16.34%) Node.js
3 40 (13.07%) React
4 39 (12.75%) HTML
5 33 (10.78%) Web Services
6 31 (10.13%) CSS
7 28 (9.15%) REST
8 22 (7.19%) RESTful
9 19 (6.21%) .NET
10 15 (4.90%) AngularJS
11 14 (4.58%) JSON
11 14 (4.58%) Spring Boot
12 13 (4.25%) Spring
13 12 (3.92%) React Native
14 11 (3.59%) OAuth
14 11 (3.59%) SAML
15 10 (3.27%) HTML5
15 10 (3.27%) Kafka
16 9 (2.94%) jQuery
17 8 (2.61%) LDAP
Miscellaneous
1 18 (5.88%) Management Information System
2 14 (4.58%) User Experience
3 13 (4.25%) Cloud Native
3 13 (4.25%) Public Cloud
4 11 (3.59%) Mobile App
5 8 (2.61%) Greenfield Project
6 6 (1.96%) Data Structures
6 6 (1.96%) Hybrid Cloud
7 5 (1.63%) Clustering
7 5 (1.63%) Data Centre
7 5 (1.63%) Self-Motivation
7 5 (1.63%) Virtual Team
8 4 (1.31%) Enterprise Software
8 4 (1.31%) PKI
9 3 (0.98%) Data Protection Act
9 3 (0.98%) Linux Command Line
9 3 (0.98%) Replication
10 2 (0.65%) Blog
10 2 (0.65%) Cyberthreat
10 2 (0.65%) Legacy Systems
Operating Systems
1 78 (25.49%) Linux
2 27 (8.82%) Unix
3 21 (6.86%) Windows
4 14 (4.58%) Mac OS X
5 13 (4.25%) Apple iOS
6 11 (3.59%) Android
6 11 (3.59%) Red Hat Enterprise Linux
7 8 (2.61%) Ubuntu
8 7 (2.29%) Solaris
9 5 (1.63%) Windows Server
10 4 (1.31%) CentOS
11 1 (0.33%) Kali Linux
Processes & Methodologies
1 101 (33.01%) DevOps
2 91 (29.74%) Agile Software Development
3 61 (19.93%) Test Automation
4 49 (16.01%) Configuration Management
5 46 (15.03%) Continuous Integration
6 44 (14.38%) Problem-Solving
7 43 (14.05%) Microservices
8 42 (13.73%) TDD
9 40 (13.07%) Software Engineering
10 36 (11.76%) Infrastructure as Code
11 28 (9.15%) Scrum
12 27 (8.82%) Computer Science
13 26 (8.50%) Clean Code
14 25 (8.17%) Business Intelligence
15 23 (7.52%) Open Source
16 21 (6.86%) Continuous Deployment
16 21 (6.86%) Information Security
17 20 (6.54%) BDD
17 20 (6.54%) Continuous Delivery
17 20 (6.54%) Mentoring
Programming Languages
1 164 (53.59%) Python
2 103 (33.66%) Java
3 89 (29.08%) JavaScript
4 78 (25.49%) Go
5 48 (15.69%) Bash Shell
6 38 (12.42%) C#
7 30 (9.80%) SQL
8 27 (8.82%) PowerShell
9 26 (8.50%) PHP
9 26 (8.50%) Scala
10 25 (8.17%) Perl
11 20 (6.54%) TypeScript
12 17 (5.56%) C++
13 11 (3.59%) C
14 9 (2.94%) Groovy
15 6 (1.96%) Kotlin
15 6 (1.96%) Objective-C
16 5 (1.63%) PL/SQL
16 5 (1.63%) Shell Script
16 5 (1.63%) T-SQL
Qualifications
1 28 (9.15%) Degree
2 18 (5.88%) Computer Science Degree
2 18 (5.88%) Security Cleared
3 15 (4.90%) SC Cleared
4 5 (1.63%) CCNA
4 5 (1.63%) Cisco Certification
5 2 (0.65%) DV Cleared
5 2 (0.65%) GCIA
5 2 (0.65%) GIAC
5 2 (0.65%) Postgraduate
6 1 (0.33%) CISSP
6 1 (0.33%) CTC Cleared
6 1 (0.33%) EnCE
6 1 (0.33%) GCIH
6 1 (0.33%) GCUX
6 1 (0.33%) LPIC
6 1 (0.33%) Master's Degree
6 1 (0.33%) OSCP
6 1 (0.33%) RHCA
6 1 (0.33%) RHCE
Quality Assurance & Compliance
1 27 (8.82%) QA
2 5 (1.63%) Accessibility
3 3 (0.98%) WCAG
4 2 (0.65%) GDPR
4 2 (0.65%) Sarbanes-Oxley
5 1 (0.33%) Data Quality
5 1 (0.33%) SLA
System Software
1 78 (25.49%) Docker
2 16 (5.23%) VMware Infrastructure
3 8 (2.61%) VMware ESXi
4 7 (2.29%) Active Directory
5 4 (1.31%) HDFS
6 3 (0.98%) Oracle RAC
7 2 (0.65%) Ceph
7 2 (0.65%) iptables
7 2 (0.65%) KVM
7 2 (0.65%) NFS
7 2 (0.65%) Platform Symphony
7 2 (0.65%) Virtual Machines
8 1 (0.33%) IAG
8 1 (0.33%) VMware NSX
8 1 (0.33%) vSphere
8 1 (0.33%) Xen
Systems Management
1 86 (28.10%) Kubernetes
2 75 (24.51%) Terraform
3 60 (19.61%) Ansible
4 36 (11.76%) Puppet
5 17 (5.56%) Opscode Chef
6 11 (3.59%) Prometheus
7 10 (3.27%) Single Sign-On
8 9 (2.94%) Packer
9 8 (2.61%) Grafana
10 7 (2.29%) Istio
11 6 (1.96%) vRealize Orchestrator
12 4 (1.31%) Docker Swarm
12 4 (1.31%) linkerd
12 4 (1.31%) QRadar
13 3 (0.98%) Consul
13 3 (0.98%) Data Guard
13 3 (0.98%) EMC NetWorker
13 3 (0.98%) Enterprise Manager Cloud Control
13 3 (0.98%) Mesos
13 3 (0.98%) Rancher
Vendors
1 29 (9.48%) Google
2 20 (6.54%) SAP
2 20 (6.54%) VMware
3 17 (5.56%) Oracle
4 16 (5.23%) Red Hat
5 10 (3.27%) HP
5 10 (3.27%) Microsoft
6 9 (2.94%) Splunk
7 8 (2.61%) EMC
7 8 (2.61%) IBM
7 8 (2.61%) Salesforce.com
8 7 (2.29%) 3PAR
8 7 (2.29%) Dell
9 6 (1.96%) Sybase
10 5 (1.63%) BMC
10 5 (1.63%) NetApp
10 5 (1.63%) ServiceNow
11 4 (1.31%) Automation Anywhere
11 4 (1.31%) Blue Prism
11 4 (1.31%) UiPath