Period
to 17 January 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 17 January 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
17 Jan 2021
Same period 2020 Same period 2019
Rank 196 102 144
Rank change year-on-year -94 +42 -39
Contract jobs citing Ruby 224 731 897
As % of all contract jobs advertised in London 1.30% 2.41% 2.02%
As % of the Programming Languages category 2.66% 5.17% 4.03%
Number of daily rates quoted 212 598 679
Median daily rate £543 £550 £550
Median daily rate % change year-on-year -1.36% - +4.76%
10th Percentile £405 £411 £425
90th Percentile £650 £700 £675
England median daily rate £500 £525 £525
% change year-on-year -4.76% - +5.00%
Number of hourly rates quoted 0 4 0
Median hourly rate - £25.75 -
England median hourly rate £45.00 £26.50 £62.50
% change year-on-year +69.81% -57.60% +223.92%

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 8,406 14,149 22,236
As % of all contract IT jobs advertised in London 48.84% 46.72% 50.06%
Number of daily rates quoted 6,157 10,640 17,003
Median daily rate £525 £525 £525
10th Percentile £350 £369 £363
90th Percentile £700 £694 £675
England median daily rate £482 £485 £475
% change year-on-year -0.57% +2.11% -
Number of hourly rates quoted 53 99 100
Median hourly rate £40.00 £45.50 £36.67
Median hourly rate % change year-on-year -12.09% +24.08% +26.45%
10th Percentile £21.40 £16.45 £18.70
90th Percentile £70.60 £55.10 £53.75
Median hourly rate £42.50 £44.00 £42.50
% change year-on-year -3.41% +3.53% +6.25%

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 17 January 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 17 January 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 -6 46 £550 - 57
South London +35 3 £505 -8.18% 1
West London +36 2 £475 +5.56% 19
East London +31 2 £575 +2.22% 7
Ruby
England

For the 6 months to 17 January 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.

1 124 (55.36%) Python
2 85 (37.95%) DevOps
3 72 (32.14%) AWS
4 70 (31.25%) JavaScript
5 69 (30.80%) Agile Software Development
6 65 (29.02%) Ruby on Rails
7 63 (28.13%) Kubernetes
8 60 (26.79%) Docker
9 55 (24.55%) Java
9 55 (24.55%) Linux
10 54 (24.11%) Go
11 53 (23.66%) Git (software)
11 53 (23.66%) Terraform
12 50 (22.32%) Azure
13 49 (21.88%) Bash Shell
14 47 (20.98%) Jenkins
15 43 (19.20%) Ansible
15 43 (19.20%) TDD
16 38 (16.96%) Test Automation
17 37 (16.52%) Puppet
18 32 (14.29%) Continuous Integration
19 31 (13.84%) SQL
19 31 (13.84%) Opscode Chef
20 28 (12.50%) MySQL
21 27 (12.05%) Perl
22 26 (11.61%) Unix
22 26 (11.61%) Configuration Management
22 26 (11.61%) Security Cleared
22 26 (11.61%) React
22 26 (11.61%) Microservices

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 19 (8.48%) Tomcat
2 11 (4.91%) Elasticsearch
3 9 (4.02%) Confluence
4 8 (3.57%) Apache
5 7 (3.13%) Cloud Foundry
5 7 (3.13%) nginx
6 5 (2.23%) CMS
7 4 (1.79%) JBoss
8 3 (1.34%) Appian
8 3 (1.34%) IIS
8 3 (1.34%) Jetty
8 3 (1.34%) MQSeries
8 3 (1.34%) Oracle Self-Service HR
8 3 (1.34%) Red Hat Fuse
8 3 (1.34%) WebLogic
8 3 (1.34%) WordPress
9 2 (0.89%) OpenStack
10 1 (0.45%) Apache Solr
10 1 (0.45%) Exchange Server 2010
10 1 (0.45%) Liferay
Applications
1 2 (0.89%) Microsoft Excel
2 1 (0.45%) Microsoft Project
Business Applications
1 3 (1.34%) Sparx Enterprise Architect
2 1 (0.45%) Dynamics CRM
2 1 (0.45%) Dynamics NAV
2 1 (0.45%) Oracle EBS
Cloud Services
1 72 (32.14%) AWS
2 50 (22.32%) Azure
3 19 (8.48%) GitHub
4 16 (7.14%) GCP
5 14 (6.25%) Serverless
6 12 (5.36%) IaaS
7 11 (4.91%) Amazon Cognito
7 11 (4.91%) AWS Lambda
8 10 (4.46%) Cloud Computing
8 10 (4.46%) PaaS
9 9 (4.02%) Amazon CloudWatch
9 9 (4.02%) Datadog
9 9 (4.02%) Heroku
10 8 (3.57%) AWS CloudFormation
11 7 (3.13%) Amazon ECS
12 6 (2.68%) SaaS
13 5 (2.23%) Akamai
13 5 (2.23%) Amazon EC2
14 4 (1.79%) AWS Elastic Beanstalk
14 4 (1.79%) OpenShift
Communications & Networking
1 17 (7.59%) Firewall
2 9 (4.02%) DNS
3 8 (3.57%) TCP/IP
4 7 (3.13%) HTTP
5 5 (2.23%) Internet
6 4 (1.79%) HTTPS
6 4 (1.79%) SSH
7 3 (1.34%) SMTP
7 3 (1.34%) SSL
8 2 (0.89%) BIG-IP
8 2 (0.89%) DHCP
8 2 (0.89%) FTP
8 2 (0.89%) IMAP
8 2 (0.89%) iSCSI
8 2 (0.89%) Network Security
8 2 (0.89%) SAN
8 2 (0.89%) SNMP
8 2 (0.89%) VLAN
8 2 (0.89%) VPN
9 1 (0.45%) DMZ
Database & Business Intelligence
1 28 (12.50%) MySQL
2 20 (8.93%) PostgreSQL
3 13 (5.80%) MongoDB
4 11 (4.91%) SQL Server
5 8 (3.57%) Big Data
5 8 (3.57%) NoSQL
6 7 (3.13%) Redis
6 7 (3.13%) Relational Database
7 4 (1.79%) Amazon Aurora
7 4 (1.79%) Amazon RDS
7 4 (1.79%) Apache Cassandra
8 3 (1.34%) Hadoop
8 3 (1.34%) Oracle Database
9 2 (0.89%) Data Warehouse
9 2 (0.89%) InfluxDB
10 1 (0.45%) Amazon Redshift
10 1 (0.45%) CouchDB
10 1 (0.45%) Power BI
10 1 (0.45%) SQL Server 2016
10 1 (0.45%) Tableau
Development Applications
1 53 (23.66%) Git (software)
2 47 (20.98%) Jenkins
3 12 (5.36%) JIRA
4 10 (4.46%) Atlassian Bamboo
4 10 (4.46%) GoCD
4 10 (4.46%) Octopus Deploy
5 8 (3.57%) Cucumber
5 8 (3.57%) GitLab
5 8 (3.57%) Selenium
6 6 (2.68%) CircleCI
6 6 (2.68%) IntelliJ
6 6 (2.68%) RSpec
6 6 (2.68%) Vagrant
7 5 (2.23%) Ant
7 5 (2.23%) Maven
8 4 (1.79%) Bitbucket
8 4 (1.79%) Eclipse
8 4 (1.79%) Gatling
8 4 (1.79%) Hudson
9 3 (1.34%) Leiningen
General
1 19 (8.48%) Public Sector
2 14 (6.25%) Finance
3 11 (4.91%) Retail
4 6 (2.68%) Advertising
5 4 (1.79%) Banking
6 3 (1.34%) Marketing
7 2 (0.89%) Telecoms
8 1 (0.45%) Electronics
8 1 (0.45%) Financial Institution
8 1 (0.45%) Front Office
8 1 (0.45%) German Language
8 1 (0.45%) Manufacturing
Job Titles
1 83 (37.05%) Developer
2 34 (15.18%) Ruby Developer
3 33 (14.73%) DevOps Engineer
4 22 (9.82%) Ruby on Rails Developer
5 19 (8.48%) Architect
5 19 (8.48%) Full Stack Developer
6 13 (5.80%) Site Engineer
6 13 (5.80%) Site Reliability Engineer
7 10 (4.46%) AWS Engineer
8 9 (4.02%) Applications Support
8 9 (4.02%) Operations Engineer
8 9 (4.02%) Senior Developer
8 9 (4.02%) Support Engineer
9 8 (3.57%) Applications Engineer
9 8 (3.57%) React Developer
9 8 (3.57%) Software Engineer
9 8 (3.57%) Technical Architect
10 7 (3.13%) Applications Support Engineer
10 7 (3.13%) Security Engineer
11 6 (2.68%) Administrator
Libraries, Frameworks & Software Standards
1 65 (29.02%) Ruby on Rails
2 26 (11.61%) React
3 23 (10.27%) Node.js
4 16 (7.14%) HTML
5 15 (6.70%) AngularJS
6 14 (6.25%) RESTful
7 13 (5.80%) CSS
8 12 (5.36%) HTML5
9 11 (4.91%) .NET
10 10 (4.46%) LAMP
10 10 (4.46%) REST
11 8 (3.57%) Kafka
11 8 (3.57%) Web Services
12 7 (3.13%) jQuery
12 7 (3.13%) Memcached
12 7 (3.13%) Next.js
12 7 (3.13%) Sensu
12 7 (3.13%) XML
13 6 (2.68%) Android SDK
13 6 (2.68%) JSON
Miscellaneous
1 18 (8.04%) Analytical Skills
2 12 (5.36%) Linux Command Line
3 11 (4.91%) User Experience
4 8 (3.57%) Management Information System
5 7 (3.13%) Cloud Native
5 7 (3.13%) Mobile App
6 6 (2.68%) Data Centre
7 5 (2.23%) Analytical Mindset
8 4 (1.79%) Blog
9 3 (1.34%) Derivative
9 3 (1.34%) Greenfield Project
9 3 (1.34%) Public Cloud
10 2 (0.89%) Algorithms
10 2 (0.89%) Data Protection Act
10 2 (0.89%) Data Structures
10 2 (0.89%) Enterprise Software
10 2 (0.89%) FMCG
10 2 (0.89%) Hybrid Cloud
10 2 (0.89%) Replication
10 2 (0.89%) Self-Motivation
Operating Systems
1 55 (24.55%) Linux
2 26 (11.61%) Unix
3 18 (8.04%) Windows
4 12 (5.36%) Android
4 12 (5.36%) Red Hat Enterprise Linux
5 8 (3.57%) Apple iOS
6 7 (3.13%) CentOS
6 7 (3.13%) Debian
7 6 (2.68%) Mac OS X
7 6 (2.68%) Ubuntu
8 4 (1.79%) Mac OS
9 2 (0.89%) Windows Server
9 2 (0.89%) Windows Server 2016
10 1 (0.45%) Windows Server 2008
10 1 (0.45%) Windows Server 2012
Processes & Methodologies
1 85 (37.95%) DevOps
2 69 (30.80%) Agile Software Development
3 43 (19.20%) TDD
4 38 (16.96%) Test Automation
5 32 (14.29%) Continuous Integration
6 26 (11.61%) Configuration Management
6 26 (11.61%) Microservices
7 23 (10.27%) Continuous Delivery
8 22 (9.82%) Infrastructure as Code
9 21 (9.38%) E-Commerce
10 19 (8.48%) Site Reliability Engineering
10 19 (8.48%) Software Engineering
11 16 (7.14%) Problem-Solving
12 15 (6.70%) Scrum
13 13 (5.80%) BDD
13 13 (5.80%) Cybersecurity
14 12 (5.36%) Data Protection
14 12 (5.36%) Root Cause Analysis
15 11 (4.91%) Coaching
15 11 (4.91%) Deployment Automation
Programming Languages
1 124 (55.36%) Python
2 70 (31.25%) JavaScript
3 55 (24.55%) Java
4 54 (24.11%) Go
5 49 (21.88%) Bash Shell
6 31 (13.84%) SQL
7 27 (12.05%) Perl
8 25 (11.16%) Scala
9 22 (9.82%) PowerShell
10 21 (9.38%) C++
11 14 (6.25%) C
12 12 (5.36%) Groovy
13 11 (4.91%) Rust
14 9 (4.02%) PHP
15 7 (3.13%) C#
16 5 (2.23%) Apple Swift
16 5 (2.23%) Clojure
16 5 (2.23%) ClojureScript
16 5 (2.23%) PL/SQL
16 5 (2.23%) Shell Script
Qualifications
1 26 (11.61%) Security Cleared
2 23 (10.27%) SC Cleared
3 8 (3.57%) Computer Science Degree
3 8 (3.57%) Degree
4 5 (2.23%) BPSS Clearance
4 5 (2.23%) DBS Check
5 4 (1.79%) ISEB
5 4 (1.79%) ISTQB
5 4 (1.79%) Master's Degree
6 2 (0.89%) MCSE
6 2 (0.89%) Microsoft Certification
6 2 (0.89%) Network+ Certification
7 1 (0.45%) CCNA
7 1 (0.45%) CCNP
7 1 (0.45%) Cisco Certification
7 1 (0.45%) ITIL Foundation Certificate
7 1 (0.45%) MCITP
7 1 (0.45%) RHCE
7 1 (0.45%) RHCT
7 1 (0.45%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 17 (7.59%) QA
2 4 (1.79%) PCI DSS
3 3 (1.34%) GDPR
4 1 (0.45%) Cyber Essentials
4 1 (0.45%) HIPAA
4 1 (0.45%) ISO/IEC 27001
4 1 (0.45%) SEPA
4 1 (0.45%) SLA
System Software
1 60 (26.79%) Docker
2 9 (4.02%) Active Directory
3 7 (3.13%) VMware Infrastructure
4 5 (2.23%) NFS
5 4 (1.79%) Ceph
6 3 (1.34%) VMware ESXi
6 3 (1.34%) vSphere
7 2 (0.89%) Varnish
8 1 (0.45%) DFS Replication
8 1 (0.45%) UAG
8 1 (0.45%) Virtual Machines
8 1 (0.45%) XenApp
Systems Management
1 63 (28.13%) Kubernetes
2 53 (23.66%) Terraform
3 43 (19.20%) Ansible
4 37 (16.52%) Puppet
5 31 (13.84%) Opscode Chef
6 12 (5.36%) Rundeck
7 9 (4.02%) Kibana
7 9 (4.02%) Nagios
8 7 (3.13%) Prometheus
9 6 (2.68%) Grafana
9 6 (2.68%) Mesos
10 3 (1.34%) Consul
10 3 (1.34%) Docker Swarm
10 3 (1.34%) Hadoop YARN
10 3 (1.34%) Marathon
10 3 (1.34%) Salt
10 3 (1.34%) vRealize
11 2 (0.89%) HAProxy
11 2 (0.89%) Packer
11 2 (0.89%) vMotion
Vendors
1 19 (8.48%) Oracle
2 16 (7.14%) Google
3 14 (6.25%) Splunk
4 13 (5.80%) Atlassian
4 13 (5.80%) Microsoft
4 13 (5.80%) Red Hat
5 10 (4.46%) SaltStack
6 7 (3.13%) VMware
7 5 (2.23%) New Relic
8 4 (1.79%) MuleSoft
8 4 (1.79%) Salesforce.com
9 3 (1.34%) Axway
9 3 (1.34%) Cloudera
9 3 (1.34%) CyberArk
9 3 (1.34%) Hortonworks
9 3 (1.34%) ServiceNow
9 3 (1.34%) Sparx
9 3 (1.34%) Sybase
10 2 (0.89%) Black Duck
10 2 (0.89%) Demandware