The table below looks at the statistics for Opscode Chef skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited Opscode Chef over the 3 months to 24 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
24 May 2016
Same period 2015 Same period 2014
Opscode Chef
Rank 79 122 174
Rank change year-on-year
+43 +52
Contract jobs citing Opscode Chef 81 71 41
As % of all contract IT jobs located in the City of London 2.45% 1.31% 0.67%
As % of the Systems Management category 21.95% 16.03% 9.09%
Number of daily rates quoted 75 61 33
Median daily rate £513 £500 £475
Median daily rate % change year-on-year
+2.50% +5.26%
90% offered a daily rate of more than £419 £310 £425
10% offered a daily rate of more than £625 £625 £625
UK excluding London median daily rate £450 £425 £400
% change year-on-year
+5.88% +6.25%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -
Opscode Chef
London

The following table is for comparison with the above and provides statistics for the entire Systems Management category in contract jobs advertised in the City of London region.

Systems Management Category
City of London
Contract IT job ads with a match in the
Systems Management category
369 443 451
As % of all contract IT jobs located in the City of London 11.16% 8.18% 7.40%
Number of daily rates quoted 305 336 332
Median daily rate £475 £450 £405
Median daily rate % change year-on-year
+5.55% +11.11%
90% offered a daily rate of more than £340 £263 £263
10% offered a daily rate of more than £600 £600 £550
UK excluding London median daily rate £400 £375 £350
% change year-on-year
+6.66% +7.14%
Number of hourly rates quoted 8 9 3
Median hourly rate £19.00 £18.00 £17.50
Median hourly rate % change year-on-year
+5.55% +2.85%
UK excluding London median hourly rate £35.00 £20.19 £25.00
% change year-on-year
+73.39% -19.26%

Opscode Chef
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Opscode Chef as a proportion of all IT contracts with a match in the Systems Management category.

Opscode Chef Jobs Demand Trend in the City of London

Opscode Chef
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Opscode Chef across the City of London region.

Opscode Chef Daily Rate Trend in the City of London

Opscode Chef
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Opscode Chef across the City of London region over the 3 months to 24 May 2016.

Opscode Chef Daily Rate Histogram in the City of London

Opscode Chef
Top 30 Related IT Skills in the City of London

For the 6 months to 24 May 2016, IT contractor jobs citing Opscode Chef 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 City of London region with a requirement for Opscode Chef.

1 92 (75.41%) Puppet
2 89 (72.95%) DevOps
3 87 (71.31%) Linux
4 65 (53.28%) Agile Software Development
5 59 (48.36%) Python
6 55 (45.08%) Amazon AWS
7 53 (43.44%) Ansible
8 52 (42.62%) Continuous Integration
9 45 (36.89%) Jenkins
10 41 (33.61%) Ruby
10 41 (33.61%) Java
11 36 (29.51%) Docker
12 35 (28.69%) Finance
13 31 (25.41%) Perl
14 30 (24.59%) Configuration Management
15 26 (21.31%) Bash Shell
16 23 (18.85%) Unix
17 22 (18.03%) Banking
18 21 (17.21%) Continuous Delivery
19 19 (15.57%) E-Commerce
20 17 (13.93%) Windows
20 17 (13.93%) Web Services
21 15 (12.30%) VMware
22 14 (11.48%) SQL
22 14 (11.48%) Open Source
22 14 (11.48%) Hudson
22 14 (11.48%) OpenStack
22 14 (11.48%) Rackspace
23 13 (10.66%) Ubuntu
23 13 (10.66%) Git (software)

Opscode Chef
Top Related IT Skills in the City of 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 14 (11.48%) OpenStack
2 5 (4.10%) Tomcat
3 4 (3.28%) Apache
3 4 (3.28%) Node.js
4 3 (2.46%) WebSphere
5 2 (1.64%) CloudStack
5 2 (1.64%) IIS
5 2 (1.64%) JBoss
5 2 (1.64%) WebLogic
5 2 (1.64%) WebSphere Application Server
6 1 (0.82%) CMS
6 1 (0.82%) Confluence
6 1 (0.82%) Exchange Server 2007
6 1 (0.82%) Exchange Server 2010
6 1 (0.82%) GemFire
6 1 (0.82%) MS Exchange
Applications
1 1 (0.82%) MS Excel
1 1 (0.82%) MS Office
Business Applications
1 2 (1.64%) SAP Oil and Gas
Cloud Services
1 55 (45.08%) Amazon AWS
2 11 (9.02%) Microsoft Azure
3 6 (4.92%) Amazon EC2
3 6 (4.92%) AWS CloudFormation
4 5 (4.10%) GitHub
5 4 (3.28%) Amazon S3
5 4 (3.28%) Amazon SQS
6 3 (2.46%) Virtual Private Cloud
7 2 (1.64%) Amazon ElastiCache
7 2 (1.64%) Amazon EMR
7 2 (1.64%) Cloud Computing
7 2 (1.64%) CloudFront
7 2 (1.64%) Google Cloud Platform
7 2 (1.64%) Route 53
8 1 (0.82%) Amazon CloudWatch
8 1 (0.82%) AWS OpsWorks
8 1 (0.82%) Azure Active Directory
8 1 (0.82%) IaaS
8 1 (0.82%) OpenShift
8 1 (0.82%) PaaS
Communications & Networking
1 7 (5.74%) TCP/IP
2 5 (4.10%) Firewall
2 5 (4.10%) LDAP
3 4 (3.28%) DNS
4 3 (2.46%) Network Security
4 3 (2.46%) SAN
5 2 (1.64%) HTTP
5 2 (1.64%) Internet
5 2 (1.64%) LAN
5 2 (1.64%) SSL
5 2 (1.64%) WAN
6 1 (0.82%) FTP
6 1 (0.82%) HTTPS
6 1 (0.82%) IPsec
6 1 (0.82%) SSH
6 1 (0.82%) VoIP
6 1 (0.82%) VPN
Database & Business Intelligence
1 8 (6.56%) MySQL
1 8 (6.56%) NoSQL
2 7 (5.74%) Apache Cassandra
3 6 (4.92%) SQL Server
4 5 (4.10%) MongoDB
5 4 (3.28%) Amazon RDS
5 4 (3.28%) Relational Database
6 3 (2.46%) Hadoop
6 3 (2.46%) PostgreSQL
6 3 (2.46%) Redis
7 2 (1.64%) Amazon DynamoDB
7 2 (1.64%) Amazon Redshift
7 2 (1.64%) Big Data
7 2 (1.64%) HBase
7 2 (1.64%) RDBMS
8 1 (0.82%) Couchbase
8 1 (0.82%) SQL Server Analysis Services
8 1 (0.82%) SQL Server Integration Services
Development Applications
1 45 (36.89%) Jenkins
2 14 (11.48%) Hudson
3 13 (10.66%) Git (software)
3 13 (10.66%) Maven
4 10 (8.20%) TeamCity
5 7 (5.74%) Artifactory
6 6 (4.92%) Ant
6 6 (4.92%) Gradle
7 5 (4.10%) Vagrant
8 4 (3.28%) Atlassian Bamboo
8 4 (3.28%) Octopus Deploy
8 4 (3.28%) Subversion
9 3 (2.46%) GitLab
9 3 (2.46%) Sonatype Nexus
9 3 (2.46%) Team Foundation Server
10 2 (1.64%) JIRA
10 2 (1.64%) JUnit
10 2 (1.64%) Mockito
10 2 (1.64%) SpecFlow
10 2 (1.64%) TestNG
General
1 35 (28.69%) Finance
2 22 (18.03%) Banking
3 9 (7.38%) Retail
4 5 (4.10%) Law
4 5 (4.10%) Marketing
4 5 (4.10%) Publishing
5 4 (3.28%) Investment Banking
6 3 (2.46%) Legal
7 2 (1.64%) Advertising
7 2 (1.64%) Electronics
7 2 (1.64%) Games
7 2 (1.64%) Manufacturing
7 2 (1.64%) Telecoms
8 1 (0.82%) Back Office
8 1 (0.82%) Front Office
Job Titles
1 68 (55.74%) DevOps Engineer
2 19 (15.57%) Senior DevOps Engineer
3 16 (13.11%) Linux/Unix DevOps
4 13 (10.66%) Administrator
4 13 (10.66%) AWS Engineer
5 12 (9.84%) Developer
5 12 (9.84%) Systems Administrator
6 11 (9.02%) Java Engineer
7 10 (8.20%) Linux Administrator
7 10 (8.20%) Linux Engineer
7 10 (8.20%) Linux Systems Administrator
8 9 (7.38%) Linux DevOps Engineer
9 7 (5.74%) Unix Engineer
10 6 (4.92%) C# Developer
11 4 (3.28%) Automation Engineer
11 4 (3.28%) Deployment Engineer
11 4 (3.28%) Operations Engineer
11 4 (3.28%) Software Deployment Engineer
12 3 (2.46%) Cloud Engineer
12 3 (2.46%) Developer in Test
Libraries, Frameworks & Software Standards
1 17 (13.93%) Web Services
2 6 (4.92%) REST
2 6 (4.92%) SOAP
3 4 (3.28%) .NET
3 4 (3.28%) HTML
3 4 (3.28%) JRuby
4 3 (2.46%) JMS
4 3 (2.46%) JMX
4 3 (2.46%) JSP
4 3 (2.46%) LAMP
5 2 (1.64%) Dropwizard
5 2 (1.64%) Hibernate
5 2 (1.64%) JDBC
5 2 (1.64%) Kafka
5 2 (1.64%) Middleware
5 2 (1.64%) ZeroMQ
6 1 (0.82%) .NET Framework
6 1 (0.82%) jQuery
6 1 (0.82%) Sass
6 1 (0.82%) Spring MVC
Miscellaneous
1 5 (4.10%) Analytical Skills
1 5 (4.10%) Public Cloud
2 4 (3.28%) Enterprise Software
2 4 (3.28%) Hedge funds
3 3 (2.46%) Algorithms
3 3 (2.46%) Fintech
3 3 (2.46%) Private Cloud
4 2 (1.64%) CESG
4 2 (1.64%) Data Centre
4 2 (1.64%) Data Structures
4 2 (1.64%) Management Information System
4 2 (1.64%) Social Media
5 1 (0.82%) Cryptography
5 1 (0.82%) Hybrid Cloud
5 1 (0.82%) Online Games
5 1 (0.82%) PKI
5 1 (0.82%) Statistics
Operating Systems
1 87 (71.31%) Linux
2 23 (18.85%) Unix
3 17 (13.93%) Windows
4 13 (10.66%) Ubuntu
5 12 (9.84%) Red Hat Enterprise Linux
6 8 (6.56%) CentOS
7 4 (3.28%) Solaris
8 3 (2.46%) Debian
8 3 (2.46%) VyOS
9 2 (1.64%) CoreOS
9 2 (1.64%) Fedora
9 2 (1.64%) VMS
9 2 (1.64%) Windows Server
10 1 (0.82%) SmartOS
Processes & Methodologies
1 89 (72.95%) DevOps
2 65 (53.28%) Agile Software Development
3 52 (42.62%) Continuous Integration
4 30 (24.59%) Configuration Management
5 21 (17.21%) Continuous Delivery
6 19 (15.57%) E-Commerce
7 14 (11.48%) Open Source
8 13 (10.66%) Scrum
9 11 (9.02%) ITIL
10 10 (8.20%) Release Management
10 10 (8.20%) Software Engineering
11 8 (6.56%) BDD
11 8 (6.56%) Security Hardening
11 8 (6.56%) Web Operations
12 7 (5.74%) TDD
13 6 (4.92%) High Availability
13 6 (4.92%) OO
14 5 (4.10%) Migration
14 5 (4.10%) Performance Optimisation
14 5 (4.10%) Service Management
Programming Languages
1 59 (48.36%) Python
2 41 (33.61%) Java
2 41 (33.61%) Ruby
3 31 (25.41%) Perl
4 26 (21.31%) Bash Shell
5 14 (11.48%) SQL
6 10 (8.20%) PowerShell
7 8 (6.56%) C#
7 8 (6.56%) JavaScript
8 7 (5.74%) C++
9 6 (4.92%) Go
10 5 (4.10%) Shell Script
11 4 (3.28%) PHP
12 3 (2.46%) SystemTap
13 2 (1.64%) Groovy
14 1 (0.82%) Clojure
14 1 (0.82%) R
14 1 (0.82%) Scala
Qualifications
1 1 (0.82%) SC Cleared
1 1 (0.82%) Security Cleared
Quality Assurance & Compliance
1 5 (4.10%) QA
2 1 (0.82%) SLA
System Software
1 36 (29.51%) Docker
2 10 (8.20%) VMware Infrastructure
3 6 (4.92%) KVM
3 6 (4.92%) vSphere
4 4 (3.28%) Xen
5 3 (2.46%) Active Directory
5 3 (2.46%) NFS
6 2 (1.64%) Apache Flume
6 2 (1.64%) XenServer
7 1 (0.82%) Hyper-V
7 1 (0.82%) VirtualBox
7 1 (0.82%) VMware ESX
7 1 (0.82%) XenApp
Systems Management
1 92 (75.41%) Puppet
2 53 (43.44%) Ansible
3 13 (10.66%) Terraform
4 11 (9.02%) Packer
5 6 (4.92%) Nagios
5 6 (4.92%) Salt
6 5 (4.10%) Kubernetes
6 5 (4.10%) Mesos
7 3 (2.46%) BladeLogic
7 3 (2.46%) Capistrano
7 3 (2.46%) Oracle ZFS
8 2 (1.64%) Cobbler
8 2 (1.64%) logstash
8 2 (1.64%) Rundeck
8 2 (1.64%) Tivoli
9 1 (0.82%) Graphite
9 1 (0.82%) Pingdom
9 1 (0.82%) yum
9 1 (0.82%) ZABBIX
Vendors
1 15 (12.30%) VMware
2 14 (11.48%) Rackspace
3 11 (9.02%) Red Hat
4 10 (8.20%) Oracle
5 7 (5.74%) Atlassian
5 7 (5.74%) Splunk
6 6 (4.92%) Cisco
6 6 (4.92%) Microsoft
7 5 (4.10%) hybris
8 4 (3.28%) Vyatta
9 3 (2.46%) 3PAR
9 3 (2.46%) Brocade
9 3 (2.46%) Dell
9 3 (2.46%) HP
9 3 (2.46%) Sun
10 2 (1.64%) EnterpriseDB
10 2 (1.64%) Google
10 2 (1.64%) Perforce
10 2 (1.64%) SAP
10 2 (1.64%) TOWER Software
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