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 average contractor rates offered in IT contracts that have cited Opscode Chef over the 3 months to 27 February 2015 with a comparison to the same period in 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.

Location
3 months to
27 Feb 2015
Same period 2014 Same period 2013
Opscode Chef
Rank 131 168 186
Rank change year-on-year
+37 +18
Contract jobs citing Opscode Chef 53 32 8
As % of all contract IT jobs located in the City of London 1.03% 0.55% 0.14%
As % of the Systems Management category 14.36% 8.56% 2.45%
Number of daily rates quoted 47 21 6
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£475 £450 £413
Average daily rate % change year-on-year
+5.55% +9.09%
90% offered a daily rate of more than £320 £300 £295
10% offered a daily rate of more than £625 £625 £469
UK excluding London average daily rate £411 £375 £400
% change year-on-year
+9.66% -6.25%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average 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
369 374 326
As % of all contract IT jobs located in the City of London 7.18% 6.45% 5.70%
Number of daily rates quoted 275 258 238
Average daily rate £450 £400 £403
Average daily rate % change year-on-year
+12.50% -0.68%
90% offered a daily rate of more than £300 £237 £262
10% offered a daily rate of more than £600 £550 £525
UK excluding London average daily rate £370 £343 £350
% change year-on-year
+8.02% -2.14%
Number of hourly rates quoted 4 5 7
Average hourly rate £18.70 £16.00 £24.25
Average hourly rate % change year-on-year
+16.87% -34.02%
UK excluding London average hourly rate £22.50 £24.00 £22.50
% change year-on-year
-6.25% +6.66%

Opscode Chef
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of IT contractor jobs citing Opscode Chef across the City of London region as a proportion of the total demand within 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 27 February 2015.

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 27 February 2015, IT contractor jobs across the City of London region citing Opscode Chef also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Opscode Chef.

1 96 (88.07%) Puppet
2 89 (81.65%) Linux
3 78 (71.56%) DevOps
4 54 (49.54%) Agile Software Development
5 53 (48.62%) Continuous Integration
6 47 (43.12%) Jenkins
7 45 (41.28%) Ruby
8 44 (40.37%) Python
9 43 (39.45%) Java
9 43 (39.45%) Configuration Management
10 34 (31.19%) MySQL
10 34 (31.19%) MongoDB
11 29 (26.61%) Open Source
12 28 (25.69%) Ansible
13 26 (23.85%) Git (software)
13 26 (23.85%) NoSQL
13 26 (23.85%) OO
14 23 (21.10%) UNIX
15 18 (16.51%) Perl
16 17 (15.60%) Salt
17 16 (14.68%) Nagios
17 16 (14.68%) Scrum
18 15 (13.76%) Software Engineering
18 15 (13.76%) Bash Shell
18 15 (13.76%) Amazon AWS
19 14 (12.84%) Ubuntu
19 14 (12.84%) Web Services
19 14 (12.84%) XML
20 13 (11.93%) PHP
20 13 (11.93%) OOP

Opscode Chef
Top Related IT Skills in the City of London by Category

For the 6 months to 27 February 2015, IT contractor jobs across the City of London region citing Opscode Chef also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Opscode Chef. Up to 20 skills are shown per category.

Application Platforms
1 10 (9.17%) nginx
2 7 (6.42%) Apache
2 7 (6.42%) OpenStack
3 5 (4.59%) Tomcat
4 3 (2.75%) Apache Spark
5 2 (1.83%) Node.js
5 2 (1.83%) Apache Pig
5 2 (1.83%) Mule
6 1 (0.92%) JBoss
6 1 (0.92%) Confluence
6 1 (0.92%) GlassFish
6 1 (0.92%) Jetty
Cloud Services
1 15 (13.76%) Amazon AWS
2 10 (9.17%) PaaS
3 8 (7.34%) IaaS
4 5 (4.59%) Microsoft Azure
5 4 (3.67%) SaaS
5 4 (3.67%) Amazon ELB
6 3 (2.75%) Cloud Computing
7 2 (1.83%) Amazon EC2
7 2 (1.83%) Rackspace Cloud
8 1 (0.92%) Heroku
8 1 (0.92%) Amazon S3
8 1 (0.92%) ElastiCache
8 1 (0.92%) Amazon ElastiCache
Communications & Networking
1 9 (8.26%) SSL
2 8 (7.34%) TCP/IP
2 8 (7.34%) HTTP
3 5 (4.59%) DNS
4 4 (3.67%) IPsec
5 3 (2.75%) DHCP
5 3 (2.75%) FTP
6 2 (1.83%) Firewall
7 1 (0.92%) VPN
7 1 (0.92%) SNMP
7 1 (0.92%) Intrusion Detection
7 1 (0.92%) BIG-IP
7 1 (0.92%) IMAP
7 1 (0.92%) OpenVPN
Database & Business Intelligence
1 34 (31.19%) MySQL
1 34 (31.19%) MongoDB
2 26 (23.85%) NoSQL
3 10 (9.17%) PostgreSQL
4 7 (6.42%) RDBMS
4 7 (6.42%) Relational Database
5 4 (3.67%) Redis
6 3 (2.75%) Big Data
7 2 (1.83%) HBase
7 2 (1.83%) Apache Hive
7 2 (1.83%) Hadoop
7 2 (1.83%) SQL Server
8 1 (0.92%) CouchDB
8 1 (0.92%) Apache Cassandra
8 1 (0.92%) Riak
8 1 (0.92%) SQL Server 2012
8 1 (0.92%) Couchbase
8 1 (0.92%) Amazon RDS
Development Applications
1 47 (43.12%) Jenkins
2 26 (23.85%) Git (software)
3 13 (11.93%) Maven
4 11 (10.09%) Subversion
4 11 (10.09%) Atlassian Bamboo
4 11 (10.09%) TeamCity
5 8 (7.34%) Ant
6 6 (5.50%) Hudson
7 5 (4.59%) Gradle
7 5 (4.59%) Mercurial
8 4 (3.67%) JIRA
8 4 (3.67%) Cucumber
9 3 (2.75%) Mockito
10 2 (1.83%) Selenium
11 1 (0.92%) RSpec
11 1 (0.92%) JBehave
11 1 (0.92%) WebDriver
11 1 (0.92%) Artifactory
General
1 13 (11.93%) Finance
2 5 (4.59%) Publishing
3 4 (3.67%) Banking
3 4 (3.67%) Legal
3 4 (3.67%) Telecoms
4 2 (1.83%) Back Office
4 2 (1.83%) Retail
5 1 (0.92%) Marketing
5 1 (0.92%) Front Office
5 1 (0.92%) Advertising
Job Titles
1 64 (58.72%) DevOps Engineer
2 16 (14.68%) Senior DevOps Engineer
3 14 (12.84%) Developer
4 9 (8.26%) Linux DevOps Engineer
5 5 (4.59%) Consultant
5 5 (4.59%) Systems Administrator
5 5 (4.59%) Administrator
6 4 (3.67%) iOS Developer
6 4 (3.67%) Operations Consultant
6 4 (3.67%) Senior Consultant
6 4 (3.67%) Architect
6 4 (3.67%) Linux Systems Administrator
6 4 (3.67%) Linux Administrator
6 4 (3.67%) DevOps Administrator
7 3 (2.75%) Automation Engineer
7 3 (2.75%) Release Engineer
7 3 (2.75%) Android Developer
7 3 (2.75%) Java Developer
7 3 (2.75%) Test Engineer
8 2 (1.83%) Data Centre Architect
Libraries, Frameworks & Software Standards
1 14 (12.84%) Web Services
1 14 (12.84%) XML
2 13 (11.93%) JSON
3 10 (9.17%) REST
4 6 (5.50%) Ruby on Rails
5 5 (4.59%) Spring
6 4 (3.67%) XML Schema
6 4 (3.67%) HTML
7 3 (2.75%) .NET
7 3 (2.75%) CSS
7 3 (2.75%) Gherkin
8 2 (1.83%) Apache Camel
8 2 (1.83%) Play Framework
8 2 (1.83%) SOAP
9 1 (0.92%) Ember.js
9 1 (0.92%) Semantic HTML
9 1 (0.92%) Akka
9 1 (0.92%) Laravel
9 1 (0.92%) Backbone.js
9 1 (0.92%) KnockoutJS
Miscellaneous
1 29 (26.61%) Open Source
2 4 (3.67%) Mobile App
2 4 (3.67%) Computer Science
3 2 (1.83%) Data Structures
3 2 (1.83%) Algorithms
3 2 (1.83%) Replication
3 2 (1.83%) Clustering
4 1 (0.92%) Equities
4 1 (0.92%) Derivative
4 1 (0.92%) Mathematics
4 1 (0.92%) SWIFT
4 1 (0.92%) Foreign Exchange (FX)
4 1 (0.92%) Streaming Video
Operating Systems
1 89 (81.65%) Linux
2 23 (21.10%) UNIX
3 14 (12.84%) Ubuntu
4 13 (11.93%) Debian
5 8 (7.34%) Windows
6 4 (3.67%) CentOS
6 4 (3.67%) Apple iOS
7 3 (2.75%) Red Hat Enterprise Linux
7 3 (2.75%) Android
8 2 (1.83%) Windows Server 2008
9 1 (0.92%) SUSE
9 1 (0.92%) AIX
9 1 (0.92%) Solaris
9 1 (0.92%) Windows Server 2012
9 1 (0.92%) SUSE Linux Enterprise Server
Processes & Methodologies
1 78 (71.56%) DevOps
2 54 (49.54%) Agile Software Development
3 53 (48.62%) Continuous Integration
4 43 (39.45%) Configuration Management
5 26 (23.85%) OO
6 16 (14.68%) Scrum
7 15 (13.76%) Software Engineering
8 13 (11.93%) E-Commerce
8 13 (11.93%) OOP
9 10 (9.17%) TDD
9 10 (9.17%) Microservices
10 8 (7.34%) Kanban
10 8 (7.34%) BDD
11 5 (4.59%) Automated Testing
12 4 (3.67%) Test Automation
12 4 (3.67%) Load Balancing
12 4 (3.67%) Analytics
12 4 (3.67%) iOS Development
13 3 (2.75%) Android Development
13 3 (2.75%) Web Development
Programming Languages
1 45 (41.28%) Ruby
2 44 (40.37%) Python
3 43 (39.45%) Java
4 18 (16.51%) Perl
5 15 (13.76%) Bash Shell
6 13 (11.93%) PHP
6 13 (11.93%) Shell Script
7 8 (7.34%) Scala
8 6 (5.50%) JavaScript
8 6 (5.50%) C++
9 4 (3.67%) Groovy
9 4 (3.67%) PowerShell
10 2 (1.83%) Clojure
10 2 (1.83%) Golang
10 2 (1.83%) C
10 2 (1.83%) C#
10 2 (1.83%) SQL
11 1 (0.92%) C-shell
11 1 (0.92%) Korn
Qualifications
1 6 (5.50%) Security Cleared
2 4 (3.67%) Degree
3 3 (2.75%) ISTQB
4 2 (1.83%) SC Cleared
4 2 (1.83%) VCP4
Quality Assurance & Compliance
1 2 (1.83%) QA
2 1 (0.92%) PCI DSS
System Software
1 5 (4.59%) Docker
2 4 (3.67%) VMware Infrastructure
2 4 (3.67%) Varnish
3 3 (2.75%) VirtualBox
3 3 (2.75%) KVM
4 2 (1.83%) Xen
5 1 (0.92%) NFS
5 1 (0.92%) Veritas Cluster Server
5 1 (0.92%) vSphere
5 1 (0.92%) FreeRADIUS
5 1 (0.92%) vCloud
Systems Management
1 96 (88.07%) Puppet
2 28 (25.69%) Ansible
3 17 (15.60%) Salt
4 16 (14.68%) Nagios
5 10 (9.17%) Vagrant
6 9 (8.26%) yum
7 3 (2.75%) Graphite
8 2 (1.83%) Capistrano
9 1 (0.92%) Tivoli
9 1 (0.92%) MOM
9 1 (0.92%) ZABBIX
9 1 (0.92%) Cacti
9 1 (0.92%) HP Operations Orchestration
9 1 (0.92%) logstash
9 1 (0.92%) HAProxy
9 1 (0.92%) collectd
9 1 (0.92%) StatsD
Vendors
1 11 (10.09%) DigitalOcean
2 9 (8.26%) SaltStack
3 7 (6.42%) Rackspace
4 4 (3.67%) VMware
5 3 (2.75%) Red Hat
5 3 (2.75%) Microsoft
6 2 (1.83%) Oracle
7 1 (0.92%) Splunk
7 1 (0.92%) HP
7 1 (0.92%) EMC
7 1 (0.92%) Veritas
7 1 (0.92%) New Relic
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