Period
to 18 January 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 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.

Ruby
England > London
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 94 85 84
Rank change year-on-year -9 -1 -12
Contract jobs citing Ruby 1,182 1,304 1,210
As % of all contract IT jobs advertised in London 2.54% 3.10% 2.76%
As % of the Programming Languages category 5.26% 6.82% 6.36%
Number of daily rates quoted 957 996 1,014
London median daily rate £525 £488 £469
Median daily rate % change year-on-year +7.69% +4.00% +4.17%
10th Percentile £406 £359 £350
90th Percentile £669 £618 £600
England median daily rate £500 £471 £450
% change year-on-year +6.21% +4.61% +2.86%
Number of hourly rates quoted 1 0 4
London median hourly rate £35.00 - £50.00
England median hourly rate £35.00 - £20.50

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 22,479 19,130 19,037
As % of all contract IT jobs advertised in London 48.35% 45.54% 43.43%
Number of daily rates quoted 17,232 14,295 14,227
London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +3.45%
10th Percentile £350 £319 £306
90th Percentile £675 £638 £638
England median daily rate £475 £425 £415
% change year-on-year +11.76% +2.41% +3.75%
Number of hourly rates quoted 150 127 131
London median hourly rate £34.00 £40.00 £29.64
Median hourly rate % change year-on-year -15.00% +34.95% +2.21%
10th Percentile £18.48 £16.34 £14.00
90th Percentile £57.63 £65.00 £52.50
England median hourly rate £40.00 £40.00 £37.50
% change year-on-year - +6.67% +15.38%

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 January 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
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 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 -18 227 £550 +10.00% 88
West London -27 48 £500 +5.26% 28
East London +6 26 £500 - 12
South London -42 23 £500 -0.10% 3
North London -4 2 £450 +12.50% 3
Ruby
England

For the 6 months to 18 January 2018, IT contractor jobs citing Ruby 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 Ruby.

1 783 (66.24%) Python
2 635 (53.72%) Agile Software Development
3 589 (49.83%) DevOps
4 493 (41.71%) Amazon AWS
5 471 (39.85%) Java
6 457 (38.66%) Linux
7 365 (30.88%) Jenkins
8 348 (29.44%) Docker
9 336 (28.43%) Puppet
10 330 (27.92%) Ansible
11 322 (27.24%) TDD
12 316 (26.73%) Bash Shell
13 283 (23.94%) Git (software)
14 264 (22.34%) JavaScript
15 263 (22.25%) Continuous Integration
16 256 (21.66%) Configuration Management
17 237 (20.05%) Opscode Chef
18 225 (19.04%) Finance
19 223 (18.87%) Web Services
20 219 (18.53%) Unix
21 218 (18.44%) Kubernetes
22 216 (18.27%) Test Automation
23 202 (17.09%) BDD
24 198 (16.75%) Perl
25 192 (16.24%) Terraform
26 189 (15.99%) Go
27 179 (15.14%) Ruby on Rails
28 170 (14.38%) Cucumber
28 170 (14.38%) Continuous Delivery
29 157 (13.28%) Node.js

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 75 (6.35%) nginx
2 72 (6.09%) Apache
3 70 (5.92%) Elasticsearch
4 66 (5.58%) Tomcat
5 47 (3.98%) Confluence
6 40 (3.38%) JBoss
7 37 (3.13%) OpenStack
8 28 (2.37%) Cloud Foundry
9 22 (1.86%) IIS
10 19 (1.61%) WebSphere
11 16 (1.35%) Apache Spark
12 12 (1.02%) Adobe Experience Manager
13 10 (0.85%) CMS
14 9 (0.76%) WebLogic
15 7 (0.59%) ThingWorx
16 5 (0.42%) Mule
16 5 (0.42%) Mule ESB
16 5 (0.42%) WebSphere Application Server
17 4 (0.34%) Apache Solr
17 4 (0.34%) Jetty
Applications
1 5 (0.42%) Microsoft Office
2 2 (0.17%) HipChat
2 2 (0.17%) Microsoft Excel
3 1 (0.085%) Microsoft PowerPoint
3 1 (0.085%) MS Visio
3 1 (0.085%) Spreadsheet
Business Applications
1 6 (0.51%) SunGard GMI
2 5 (0.42%) Payment Gateway
3 2 (0.17%) Magento
3 2 (0.17%) Relativity
3 2 (0.17%) Shopify
4 1 (0.085%) Distributed Ledger
4 1 (0.085%) Exstream
4 1 (0.085%) R3 Corda
Cloud Services
1 493 (41.71%) Amazon AWS
2 105 (8.88%) Microsoft Azure
3 87 (7.36%) GitHub
4 78 (6.60%) Amazon EC2
5 58 (4.91%) Amazon S3
6 54 (4.57%) Serverless
7 51 (4.31%) AWS CloudFormation
8 43 (3.64%) PaaS
9 41 (3.47%) Cloud Computing
10 39 (3.30%) SaaS
11 35 (2.96%) IaaS
12 33 (2.79%) Google Cloud Platform
13 23 (1.95%) Route 53
14 22 (1.86%) Amazon ELB
14 22 (1.86%) Virtual Private Cloud
15 20 (1.69%) OpenShift
16 17 (1.44%) AWS Lambda
17 15 (1.27%) Amazon CloudWatch
18 13 (1.10%) Heroku
19 12 (1.02%) Amazon SQS
Communications & Networking
1 100 (8.46%) TCP/IP
2 95 (8.04%) Firewall
3 83 (7.02%) HTTP
4 58 (4.91%) DNS
5 49 (4.15%) SSL
6 47 (3.98%) Internet
7 22 (1.86%) Network Security
8 21 (1.78%) VPN
9 18 (1.52%) BIG-IP
10 14 (1.18%) SAN
11 12 (1.02%) LDAP
12 10 (0.85%) HTTPS
12 10 (0.85%) SMS
13 9 (0.76%) LAN
13 9 (0.76%) WAN
14 8 (0.68%) ICMP
14 8 (0.68%) NAS
15 7 (0.59%) Modbus
15 7 (0.59%) MQTT
15 7 (0.59%) Wireless
Database & Business Intelligence
1 122 (10.32%) PostgreSQL
2 108 (9.14%) NoSQL
3 106 (8.97%) MySQL
4 95 (8.04%) MongoDB
5 58 (4.91%) Redis
6 56 (4.74%) Relational Database
7 38 (3.21%) SQL Server
8 37 (3.13%) Amazon RDS
9 33 (2.79%) Hadoop
10 30 (2.54%) Apache Cassandra
11 27 (2.28%) RDBMS
12 25 (2.12%) Big Data
13 19 (1.61%) Oracle Database
14 13 (1.10%) Amazon DynamoDB
15 8 (0.68%) Blockchain
16 7 (0.59%) Amazon Redshift
16 7 (0.59%) Hazelcast
16 7 (0.59%) Power BI
16 7 (0.59%) Spotfire
17 6 (0.51%) HBase
Development Applications
1 365 (30.88%) Jenkins
2 283 (23.94%) Git (software)
3 170 (14.38%) Cucumber
4 135 (11.42%) JIRA
5 103 (8.71%) Selenium
6 95 (8.04%) Maven
7 77 (6.51%) Sonatype Nexus
8 61 (5.16%) Appium
9 55 (4.65%) Subversion
10 51 (4.31%) Calabash
11 47 (3.98%) TeamCity
12 41 (3.47%) Artifactory
13 38 (3.21%) JMeter
14 34 (2.88%) Gradle
15 33 (2.79%) RSpec
16 27 (2.28%) Xcode
17 26 (2.20%) JUnit
18 25 (2.12%) WebDriver
19 24 (2.03%) Vagrant
20 23 (1.95%) Capybara
General
1 225 (19.04%) Finance
2 124 (10.49%) Banking
3 29 (2.45%) Investment Banking
4 27 (2.28%) Marketing
5 25 (2.12%) Front Office
6 20 (1.69%) Retail
7 14 (1.18%) Telecoms
8 11 (0.93%) Back Office
8 11 (0.93%) Electronics
8 11 (0.93%) Manufacturing
9 10 (0.85%) Financial Institution
9 10 (0.85%) Games
10 8 (0.68%) Publishing
11 6 (0.51%) Law
12 3 (0.25%) Advertising
12 3 (0.25%) Digital Economy
12 3 (0.25%) Retail Banking
13 2 (0.17%) Legal
14 1 (0.085%) Pharmaceutical
14 1 (0.085%) Private Banking
Job Titles
1 390 (32.99%) Developer
2 359 (30.37%) DevOps Engineer
3 154 (13.03%) AWS Engineer
4 137 (11.59%) AWS DevOps
5 122 (10.32%) Ruby Developer
6 118 (9.98%) AWS DevOps Engineer
7 97 (8.21%) Cloud Engineer
8 91 (7.70%) Senior Developer
9 76 (6.43%) Ruby on Rails Developer
10 65 (5.50%) Java Developer
11 62 (5.25%) Ruby Engineer
12 58 (4.91%) Linux Engineer
12 58 (4.91%) Senior DevOps
13 50 (4.23%) Architect
14 48 (4.06%) Senior DevOps Engineer
15 42 (3.55%) Developer in Test
16 41 (3.47%) Tester
17 40 (3.38%) Linux/Unix DevOps
18 35 (2.96%) Full Stack Developer
18 35 (2.96%) Java Engineer
Libraries, Frameworks & Software Standards
1 223 (18.87%) Web Services
2 179 (15.14%) Ruby on Rails
3 157 (13.28%) Node.js
4 139 (11.76%) HTML
5 124 (10.49%) CSS
6 92 (7.78%) JSON
7 84 (7.11%) Elastic Stack
8 74 (6.26%) RESTful
9 67 (5.67%) React
10 64 (5.41%) AngularJS
11 62 (5.25%) .NET
12 56 (4.74%) REST
13 55 (4.65%) Spring
14 47 (3.98%) HTML5
14 47 (3.98%) XML
15 42 (3.55%) Sensu
16 38 (3.21%) Gherkin
17 37 (3.13%) J2EE
18 33 (2.79%) OAuth
18 33 (2.79%) React Native
Miscellaneous
1 65 (5.50%) Mobile App
2 60 (5.08%) Greenfield Project
3 58 (4.91%) Analytical Skills
4 43 (3.64%) Public Cloud
5 34 (2.88%) Linux Command Line
6 29 (2.45%) Data Centre
7 26 (2.20%) Enterprise Cloud
7 26 (2.20%) Fintech
8 23 (1.95%) Computer Science
8 23 (1.95%) Hybrid Cloud
8 23 (1.95%) Private Cloud
9 20 (1.69%) Virtual Team
10 15 (1.27%) Video on Demand
11 12 (1.02%) Enterprise Software
12 10 (0.85%) Data Structures
12 10 (0.85%) Foreign Exchange (FX)
12 10 (0.85%) Management Information System
12 10 (0.85%) PKI
12 10 (0.85%) Video\Live Streaming
13 9 (0.76%) Taxonomies
Operating Systems
1 457 (38.66%) Linux
2 219 (18.53%) Unix
3 93 (7.87%) Red Hat Enterprise Linux
3 93 (7.87%) Windows
4 46 (3.89%) CentOS
5 38 (3.21%) Apple iOS
6 35 (2.96%) Ubuntu
7 29 (2.45%) Android
8 27 (2.28%) Mac OS
9 26 (2.20%) CoreOS
10 23 (1.95%) AIX
11 18 (1.52%) Solaris
12 12 (1.02%) Windows Server
13 6 (0.51%) Debian
14 5 (0.42%) Mac OS X
15 4 (0.34%) Windows Server 2008
16 3 (0.25%) Windows Server 2012
17 2 (0.17%) RancherOS
18 1 (0.085%) Fedora
18 1 (0.085%) Mesosphere
Processes & Methodologies
1 635 (53.72%) Agile Software Development
2 589 (49.83%) DevOps
3 322 (27.24%) TDD
4 263 (22.25%) Continuous Integration
5 256 (21.66%) Configuration Management
6 216 (18.27%) Test Automation
7 202 (17.09%) BDD
8 170 (14.38%) Continuous Delivery
9 145 (12.27%) Open Source
10 143 (12.10%) Scrum
11 116 (9.81%) Software Engineering
12 97 (8.21%) Microservices
13 84 (7.11%) Load Balancing
14 82 (6.94%) Kanban
15 63 (5.33%) Pair Programming
16 61 (5.16%) E-Commerce
17 60 (5.08%) Mentoring
18 55 (4.65%) OO
19 47 (3.98%) Front End Development
20 46 (3.89%) Migration
Programming Languages
1 783 (66.24%) Python
2 471 (39.85%) Java
3 316 (26.73%) Bash Shell
4 264 (22.34%) JavaScript
5 198 (16.75%) Perl
6 189 (15.99%) Go
7 88 (7.45%) C#
7 88 (7.45%) SQL
8 68 (5.75%) Scala
9 67 (5.67%) PHP
10 62 (5.25%) Groovy
11 54 (4.57%) PowerShell
12 50 (4.23%) Shell Script
13 45 (3.81%) Apple Swift
14 32 (2.71%) C++
15 25 (2.12%) Korn
16 20 (1.69%) C
17 19 (1.61%) T-SQL
18 14 (1.18%) Bourne shell
18 14 (1.18%) ES6
Qualifications
1 146 (12.35%) Security Cleared
2 116 (9.81%) SC Cleared
3 49 (4.15%) Degree
4 29 (2.45%) AWS Certification
5 20 (1.69%) Computer Science Degree
6 11 (0.93%) CISM
6 11 (0.93%) CISSP
7 10 (0.85%) BPSS Clearance
7 10 (0.85%) Master's Degree
8 9 (0.76%) (ISC)2 CCSP
8 9 (0.76%) Cisco Certification
8 9 (0.76%) DV Cleared
9 8 (0.68%) CCSP
10 7 (0.59%) RHCE
11 5 (0.42%) ISEB
12 4 (0.34%) CHECK Team Member
13 3 (0.25%) CTC Cleared
13 3 (0.25%) Microsoft Certification
13 3 (0.25%) PhD
14 2 (0.17%) ISTQB
Quality Assurance & Compliance
1 89 (7.53%) QA
2 18 (1.52%) PCI DSS
3 15 (1.27%) MiFID
4 11 (0.93%) Disclosure Scotland
5 8 (0.68%) EMIR
5 8 (0.68%) ISO/IEC 27001
6 7 (0.59%) GCP
7 6 (0.51%) GAAP
8 3 (0.25%) SLA
9 1 (0.085%) GPG for Computer-Based Electronic Evidence
9 1 (0.085%) ISO 9001
System Software
1 348 (29.44%) Docker
2 32 (2.71%) VMware Infrastructure
3 13 (1.10%) Active Directory
4 11 (0.93%) HDFS
5 10 (0.85%) etcd
6 9 (0.76%) Firmware
6 9 (0.76%) vCloud
7 6 (0.51%) Apache ZooKeeper
7 6 (0.51%) Squid
8 4 (0.34%) KVM
8 4 (0.34%) Virtual Machines
8 4 (0.34%) VirtualBox
9 3 (0.25%) Oracle RAC
9 3 (0.25%) Samba
9 3 (0.25%) Virtual Servers
10 2 (0.17%) flannel
10 2 (0.17%) iptables
10 2 (0.17%) LXC
10 2 (0.17%) Xen
11 1 (0.085%) GPFS
Systems Management
1 336 (28.43%) Puppet
2 330 (27.92%) Ansible
3 237 (20.05%) Opscode Chef
4 218 (18.44%) Kubernetes
5 192 (16.24%) Terraform
6 66 (5.58%) logstash
7 61 (5.16%) Kibana
8 47 (3.98%) Packer
9 46 (3.89%) Consul
9 46 (3.89%) Nagios
10 44 (3.72%) ZABBIX
11 39 (3.30%) Grafana
12 34 (2.88%) Mesos
13 31 (2.62%) ITRS Geneos
14 30 (2.54%) Docker Swarm
15 26 (2.20%) HAProxy
16 24 (2.03%) Rancher
17 23 (1.95%) Salt
18 15 (1.27%) Graphite
19 13 (1.10%) Sysdig
Vendors
1 102 (8.63%) Red Hat
2 84 (7.11%) Splunk
3 73 (6.18%) Oracle
4 57 (4.82%) Google
5 49 (4.15%) Microsoft
6 45 (3.81%) VMware
7 30 (2.54%) IBM
8 29 (2.45%) New Relic
9 28 (2.37%) AppDynamics
10 24 (2.03%) Qualys
11 23 (1.95%) F5
12 16 (1.35%) SaltStack
13 15 (1.27%) Atlassian
14 13 (1.10%) Adobe
15 11 (0.93%) Salesforce.com
15 11 (0.93%) SAP
16 10 (0.85%) Cisco
16 10 (0.85%) Intel
16 10 (0.85%) McAfee
16 10 (0.85%) Tripwire