Period
to 18 June 2018

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 18 June 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.

Ruby
England > London
6 months to
18 Jun 2018
Same period 2017 Same period 2016
Rank 110 90 79
Rank change year-on-year -20 -11 +9
Contract jobs citing Ruby 1,100 1,183 1,312
As % of all contract IT jobs advertised in London 2.45% 2.98% 3.02%
As % of the Programming Languages category 5.04% 6.38% 7.04%
Number of daily rates quoted 796 928 1,002
London median daily rate £525 £500 £480
Median daily rate % change year-on-year +5.00% +4.17% +6.67%
10th Percentile £400 £363 £363
90th Percentile £675 £613 £625
England median daily rate £500 £475 £463
% change year-on-year +5.26% +2.70% +5.71%
Number of hourly rates quoted 6 2 3
London median hourly rate £33.50 £40.00 £50.00
Median hourly rate % change year-on-year -16.25% -20.00% -
10th Percentile £12.50 £38.88 £47.50
90th Percentile £67.50 £41.13 £52.50
England median hourly rate £40.00 £40.00 £37.50
% change year-on-year - +6.67% -6.25%

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 21,815 18,551 18,626
As % of all contract IT jobs advertised in London 48.64% 46.80% 42.93%
Number of daily rates quoted 16,601 13,782 14,085
London median daily rate £500 £488 £450
Median daily rate % change year-on-year +2.56% +8.33% -
10th Percentile £358 £325 £308
90th Percentile £675 £650 £638
England median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% +6.25%
Number of hourly rates quoted 201 139 93
London median hourly rate £42.50 £41.00 £30.19
Median hourly rate % change year-on-year +3.66% +35.81% +9.72%
10th Percentile £17.75 £17.70 £14.23
90th Percentile £65.00 £54.38 £57.00
England median hourly rate £41.50 £41.38 £38.50
% change year-on-year +0.30% +7.47% +10.00%

Ruby
Job Vacancy Trend in London

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

Job vacancy trend for Ruby in London

Ruby
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Ruby in London

Ruby
Contractor Daily Rate Histogram in London

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

Contractor daily rate histogram for Ruby in London

Ruby
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Ruby in London

Ruby
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing Ruby in London over the 6 months to 18 June 2018.

Contractor hourly rate histogram 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 18 June 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 +16 264 £528 +11.05% 101
West London -36 28 £450 -11.55% 35
East London -19 27 £500 +6.38% 24
South London -29 27 £475 -13.64% 3
North London -5 1 - - 1
Ruby
England

For the 6 months to 18 June 2018, 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.

1 728 (66.18%) Python
2 575 (52.27%) DevOps
3 551 (50.09%) Agile Software Development
4 489 (44.45%) Amazon AWS
5 482 (43.82%) Linux
6 469 (42.64%) Java
7 406 (36.91%) Jenkins
8 385 (35.00%) Docker
9 364 (33.09%) Git (software)
10 328 (29.82%) Puppet
11 300 (27.27%) TDD
12 299 (27.18%) Ansible
13 292 (26.55%) Continuous Integration
14 278 (25.27%) JavaScript
15 272 (24.73%) Bash Shell
16 258 (23.45%) Kubernetes
17 249 (22.64%) Ruby on Rails
18 248 (22.55%) Configuration Management
19 238 (21.64%) Perl
20 220 (20.00%) Opscode Chef
21 219 (19.91%) Terraform
22 205 (18.64%) Test Automation
23 202 (18.36%) Open Source
24 195 (17.73%) Unix
25 189 (17.18%) PostgreSQL
26 186 (16.91%) Finance
27 172 (15.64%) MySQL
28 155 (14.09%) Continuous Delivery
29 149 (13.55%) Microservices
30 146 (13.27%) MongoDB

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 92 (8.36%) nginx
2 65 (5.91%) Apache
3 64 (5.82%) Elasticsearch
4 51 (4.64%) Confluence
5 50 (4.55%) Cloud Foundry
6 37 (3.36%) Tomcat
7 31 (2.82%) Apache Spark
8 28 (2.55%) OpenStack
9 22 (2.00%) WebSphere
10 21 (1.91%) Adobe Experience Manager
11 17 (1.55%) JBoss
12 16 (1.45%) CMS
13 15 (1.36%) Apache Pig
14 12 (1.09%) Ethereum
15 11 (1.00%) Hyperledger
16 10 (0.91%) IIS
17 9 (0.82%) Jetty
18 8 (0.73%) Apache Solr
18 8 (0.73%) Sitecore CMS
18 8 (0.73%) WebLogic
Applications
1 15 (1.36%) Microsoft Excel
2 2 (0.18%) HipChat
2 2 (0.18%) Spreadsheet
3 1 (0.091%) Chatbot
3 1 (0.091%) Microsoft PowerPoint
3 1 (0.091%) MS Visio
Business Applications
1 13 (1.18%) Payment Gateway
2 1 (0.091%) Dynamics CRM
2 1 (0.091%) Magento
2 1 (0.091%) Oracle BPM
2 1 (0.091%) Oracle EBS
2 1 (0.091%) SAP ERP
2 1 (0.091%) SAP Hybris
2 1 (0.091%) Shopify
Cloud Services
1 489 (44.45%) Amazon AWS
2 136 (12.36%) Microsoft Azure
3 90 (8.18%) Amazon EC2
4 86 (7.82%) GitHub
5 71 (6.45%) Cloud Computing
6 70 (6.36%) Amazon S3
7 59 (5.36%) AWS CloudFormation
8 57 (5.18%) IaaS
9 52 (4.73%) PaaS
10 49 (4.45%) Serverless
11 45 (4.09%) Google Cloud Platform
12 43 (3.91%) Heroku
13 36 (3.27%) SaaS
14 34 (3.09%) AWS Lambda
15 29 (2.64%) npm
16 28 (2.55%) Amazon CloudWatch
16 28 (2.55%) Amazon ELB
17 27 (2.45%) Virtual Private Cloud
18 25 (2.27%) OpenShift
19 16 (1.45%) IBM Cloud
Communications & Networking
1 113 (10.27%) TCP/IP
2 110 (10.00%) DNS
3 99 (9.00%) Firewall
4 82 (7.45%) HTTP
5 75 (6.82%) SSL
6 46 (4.18%) Internet
7 19 (1.73%) SMS
7 19 (1.73%) VPN
8 16 (1.45%) FTP
9 12 (1.09%) ICMP
10 11 (1.00%) DHCP
11 9 (0.82%) SMTP
12 8 (0.73%) BIG-IP
12 8 (0.73%) MQTT
13 7 (0.64%) Modbus
13 7 (0.64%) Wireless
14 6 (0.55%) IMAP
14 6 (0.55%) iSCSI
14 6 (0.55%) OpenLDAP
15 5 (0.45%) Cisco ASA
Database & Business Intelligence
1 189 (17.18%) PostgreSQL
2 172 (15.64%) MySQL
3 146 (13.27%) MongoDB
4 115 (10.45%) NoSQL
5 67 (6.09%) Redis
6 55 (5.00%) Relational Database
7 39 (3.55%) Big Data
7 39 (3.55%) Hadoop
8 37 (3.36%) Amazon RDS
9 31 (2.82%) Apache Cassandra
10 25 (2.27%) Blockchain
11 21 (1.91%) SQL Server
12 17 (1.55%) HBase
13 16 (1.45%) Amazon DynamoDB
13 16 (1.45%) RDBMS
14 13 (1.18%) Apache Hive
14 13 (1.18%) Neo4j
15 12 (1.09%) InfluxDB
16 11 (1.00%) Oracle Database
17 9 (0.82%) Data Warehouse
Development Applications
1 406 (36.91%) Jenkins
2 364 (33.09%) Git (software)
3 108 (9.82%) JIRA
4 105 (9.55%) Sonatype Nexus
5 89 (8.09%) Artifactory
6 84 (7.64%) Cucumber
7 75 (6.82%) Selenium
8 68 (6.18%) Maven
9 57 (5.18%) Subversion
10 40 (3.64%) GitLab
10 40 (3.64%) SonarQube
11 37 (3.36%) Gerrit
12 36 (3.27%) Vagrant
13 34 (3.09%) Gradle
13 34 (3.09%) JUnit
13 34 (3.09%) TeamCity
14 29 (2.64%) Ant
15 27 (2.45%) Appium
15 27 (2.45%) Hudson
16 22 (2.00%) JMeter
General
1 186 (16.91%) Finance
2 91 (8.27%) Banking
3 32 (2.91%) Marketing
4 24 (2.18%) Retail
5 23 (2.09%) Financial Institution
6 16 (1.45%) Front Office
7 15 (1.36%) Investment Banking
8 13 (1.18%) Telecoms
9 11 (1.00%) Games
9 11 (1.00%) Law
9 11 (1.00%) Publishing
10 10 (0.91%) Electronics
10 10 (0.91%) Manufacturing
11 2 (0.18%) Digital Economy
11 2 (0.18%) Russian Language
12 1 (0.091%) Advertising
12 1 (0.091%) French Language
12 1 (0.091%) German Language
12 1 (0.091%) Legal
12 1 (0.091%) Retail Banking
Job Titles
1 365 (33.18%) Developer
2 361 (32.82%) DevOps Engineer
3 150 (13.64%) AWS Engineer
4 133 (12.09%) AWS DevOps
5 110 (10.00%) AWS DevOps Engineer
6 106 (9.64%) Ruby Developer
7 88 (8.00%) Ruby on Rails Developer
8 76 (6.91%) Senior DevOps
9 75 (6.82%) Cloud Engineer
10 71 (6.45%) Senior DevOps Engineer
11 60 (5.45%) Ruby Engineer
12 53 (4.82%) Kubernetes Engineer
13 49 (4.45%) Architect
14 46 (4.18%) Senior Developer
15 40 (3.64%) Java Developer
16 37 (3.36%) Lead DevOps
17 36 (3.27%) Linux Engineer
18 35 (3.18%) Linux/Unix DevOps
19 34 (3.09%) Agile Developer
19 34 (3.09%) Java Engineer
Libraries, Frameworks & Software Standards
1 249 (22.64%) Ruby on Rails
2 146 (13.27%) Node.js
3 144 (13.09%) HTML
4 132 (12.00%) Web Services
5 128 (11.64%) CSS
6 120 (10.91%) Elastic Stack
7 91 (8.27%) RESTful
8 90 (8.18%) React
9 85 (7.73%) REST
10 76 (6.91%) AngularJS
11 69 (6.27%) Spring
12 66 (6.00%) RabbitMQ
13 65 (5.91%) JSON
14 64 (5.82%) LEMP Stack
15 57 (5.18%) .NET
16 53 (4.82%) Sensu
17 49 (4.45%) jQuery
18 47 (4.27%) ActiveMQ
19 41 (3.73%) XML
20 40 (3.64%) HTML5
Miscellaneous
1 89 (8.09%) Linux Command Line
2 64 (5.82%) Fintech
3 63 (5.73%) Greenfield Project
4 41 (3.73%) Computer Science
5 34 (3.09%) Public Cloud
6 32 (2.91%) Mobile App
7 26 (2.36%) iPad
8 25 (2.27%) Virtual Team
9 23 (2.09%) Analytical Skills
10 21 (1.91%) User Experience
11 20 (1.82%) Hybrid Cloud
12 15 (1.36%) Enterprise Cloud
13 14 (1.27%) Private Cloud
14 13 (1.18%) Bitcoin
14 13 (1.18%) Self-Motivation
15 11 (1.00%) Data Centre
16 10 (0.91%) Credit Risk
16 10 (0.91%) Internet of Things
17 8 (0.73%) Derivative
17 8 (0.73%) Enterprise Software
Operating Systems
1 482 (43.82%) Linux
2 195 (17.73%) Unix
3 75 (6.82%) Windows
4 63 (5.73%) Red Hat Enterprise Linux
5 35 (3.18%) CentOS
6 32 (2.91%) Mac OS X
7 26 (2.36%) Ubuntu
8 25 (2.27%) Apple iOS
9 21 (1.91%) Android
10 18 (1.64%) Solaris
11 14 (1.27%) AIX
12 13 (1.18%) Debian
13 9 (0.82%) CoreOS
14 8 (0.73%) Mac OS
15 5 (0.45%) Fedora
15 5 (0.45%) Windows Server
16 4 (0.36%) SUSE
17 3 (0.27%) SUSE Linux Enterprise Server
18 1 (0.091%) Windows Server 2008
18 1 (0.091%) Windows Server 2012
Processes & Methodologies
1 575 (52.27%) DevOps
2 551 (50.09%) Agile Software Development
3 300 (27.27%) TDD
4 292 (26.55%) Continuous Integration
5 248 (22.55%) Configuration Management
6 205 (18.64%) Test Automation
7 202 (18.36%) Open Source
8 155 (14.09%) Continuous Delivery
9 149 (13.55%) Microservices
10 141 (12.82%) Scrum
11 119 (10.82%) BDD
12 115 (10.45%) Software Engineering
13 110 (10.00%) Load Balancing
14 93 (8.45%) E-Commerce
15 87 (7.91%) Mentoring
16 85 (7.73%) Deployment Automation
17 76 (6.91%) Kanban
18 65 (5.91%) Pair Programming
19 64 (5.82%) Problem-Solving
20 54 (4.91%) OO
Programming Languages
1 728 (66.18%) Python
2 469 (42.64%) Java
3 278 (25.27%) JavaScript
4 272 (24.73%) Bash Shell
5 238 (21.64%) Perl
6 142 (12.91%) Go
7 117 (10.64%) SQL
8 81 (7.36%) Scala
9 78 (7.09%) PHP
10 77 (7.00%) C#
10 77 (7.00%) C++
11 75 (6.82%) Groovy
12 51 (4.64%) Shell Script
13 47 (4.27%) C
14 45 (4.09%) PowerShell
15 27 (2.45%) Java 8
16 24 (2.18%) ES6
17 22 (2.00%) Korn
18 18 (1.64%) Apple Swift
19 16 (1.45%) R
Qualifications
1 124 (11.27%) Security Cleared
2 106 (9.64%) SC Cleared
3 59 (5.36%) Degree
4 33 (3.00%) BPSS Clearance
5 30 (2.73%) AWS Certification
6 22 (2.00%) Computer Science Degree
7 13 (1.18%) Master's Degree
8 8 (0.73%) DV Cleared
9 4 (0.36%) ITIL Certification
9 4 (0.36%) Numerate Degree
10 3 (0.27%) Cisco Certification
10 3 (0.27%) CISM
10 3 (0.27%) CISSP
10 3 (0.27%) RHCE
11 2 (0.18%) (ISC)2 CCSP
11 2 (0.18%) CTC Cleared
11 2 (0.18%) Microsoft Certification
11 2 (0.18%) RHCSA
11 2 (0.18%) VMware Certified Professional (VCP)
12 1 (0.091%) CREST Certified
Quality Assurance & Compliance
1 48 (4.36%) QA
2 26 (2.36%) GCP
3 6 (0.55%) GAAP
4 4 (0.36%) PCI DSS
5 3 (0.27%) Disclosure Scotland
6 2 (0.18%) ISO/IEC 27001
7 1 (0.091%) Data Quality
System Software
1 385 (35.00%) Docker
2 27 (2.45%) etcd
2 27 (2.45%) flannel
3 21 (1.91%) VMware Infrastructure
4 14 (1.27%) Firmware
4 14 (1.27%) HDFS
5 12 (1.09%) Active Directory
6 11 (1.00%) VirtualBox
7 8 (0.73%) KVM
7 8 (0.73%) vCloud
7 8 (0.73%) Virtual Machines
8 7 (0.64%) Squid
8 7 (0.64%) Xen
9 5 (0.45%) Apache ZooKeeper
9 5 (0.45%) Veritas Cluster Server
10 4 (0.36%) Ceph
10 4 (0.36%) GlusterFS
10 4 (0.36%) NFS
11 3 (0.27%) iptables
11 3 (0.27%) SkyDNS
Systems Management
1 328 (29.82%) Puppet
2 299 (27.18%) Ansible
3 258 (23.45%) Kubernetes
4 220 (20.00%) Opscode Chef
5 219 (19.91%) Terraform
6 66 (6.00%) logstash
7 56 (5.09%) Kibana
7 56 (5.09%) Mesos
8 53 (4.82%) HAProxy
9 52 (4.73%) Packer
10 49 (4.45%) Consul
10 49 (4.45%) Grafana
11 47 (4.27%) Nagios
12 44 (4.00%) ZABBIX
13 35 (3.18%) Salt
14 30 (2.73%) Prometheus
15 29 (2.64%) rkt
16 26 (2.36%) Rancher
17 25 (2.27%) Docker Swarm
18 21 (1.91%) CFEngine
Vendors
1 75 (6.82%) Red Hat
2 62 (5.64%) Google
3 57 (5.18%) Splunk
4 56 (5.09%) Microsoft
5 52 (4.73%) Oracle
6 51 (4.64%) New Relic
7 34 (3.09%) SaltStack
7 34 (3.09%) VMware
8 31 (2.82%) AppDynamics
9 24 (2.18%) IBM
10 22 (2.00%) hybris
11 21 (1.91%) Adobe
12 17 (1.55%) PagerDuty
13 15 (1.36%) Atlassian
14 13 (1.18%) SAP
15 12 (1.09%) F5
15 12 (1.09%) Perforce
15 12 (1.09%) Rackspace
16 8 (0.73%) Sitecore
17 7 (0.64%) ServiceNow