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 7 December 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
7 Dec 2016
Same period 2015 Same period 2014
Opscode Chef
Rank 105 117 144
Rank change year-on-year
+12 +27
Contract jobs citing Opscode Chef 57 46 58
As % of all contract IT jobs located in the City of London 1.78% 1.33% 1.01%
As % of the Systems Management category 16.52% 14.51% 12.24%
Number of daily rates quoted 47 43 53
Median daily rate £550 £513 £475
Median daily rate % change year-on-year
+7.31% +7.89%
90% offered a daily rate of more than £475 £375 £400
10% offered a daily rate of more than £650 £650 £575
UK excluding London median daily rate £450 £450 £450
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £61.25 -
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
345 317 474
As % of all contract IT jobs located in the City of London 10.78% 9.16% 8.27%
Number of daily rates quoted 267 242 349
Median daily rate £510 £450 £425
Median daily rate % change year-on-year
+13.33% +5.88%
90% offered a daily rate of more than £375 £275 £275
10% offered a daily rate of more than £625 £615 £550
UK excluding London median daily rate £425 £400 £363
% change year-on-year
+6.25% +10.34%
Number of hourly rates quoted 10 4 12
Median hourly rate £27.50 £24.00 £18.85
Median hourly rate % change year-on-year
+14.58% +27.32%
90% offered a hourly rate of more than £13.00 £19.70 £16.50
10% offered a hourly rate of more than £55.00 £41.50 £38.00
UK excluding London median hourly rate £18.50 £17.50 £23.88
% change year-on-year
+5.71% -26.70%

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 7 December 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 7 December 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.

1 145 (87.35%) DevOps
2 117 (70.48%) Puppet
3 101 (60.84%) Python
4 95 (57.23%) Linux
5 85 (51.20%) Ansible
6 81 (48.80%) Continuous Integration
7 71 (42.77%) Amazon AWS
8 68 (40.96%) Agile Software Development
9 55 (33.13%) Jenkins
10 50 (30.12%) Java
11 45 (27.11%) Ruby
12 43 (25.90%) High Availability
13 41 (24.70%) Docker
14 39 (23.49%) Configuration Management
15 37 (22.29%) Banking
15 37 (22.29%) Microsoft Azure
16 36 (21.69%) Finance
17 32 (19.28%) Perl
17 32 (19.28%) Open Source
17 32 (19.28%) Git (software)
18 30 (18.07%) Unix
18 30 (18.07%) Public Cloud
19 29 (17.47%) Continuous Deployment
19 29 (17.47%) AWS CloudFormation
20 26 (15.66%) JavaScript
21 23 (13.86%) Web Services
22 22 (13.25%) Windows
22 22 (13.25%) Migration
22 22 (13.25%) TeamCity
22 22 (13.25%) Atlassian

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 19 (11.45%) Apache
2 17 (10.24%) Elasticsearch
3 11 (6.63%) Apache Spark
3 11 (6.63%) Confluence
4 10 (6.02%) OpenStack
4 10 (6.02%) Tomcat
5 8 (4.82%) IIS
6 4 (2.41%) Cloud Foundry
6 4 (2.41%) nginx
7 3 (1.81%) Adobe Experience Manager
7 3 (1.81%) CMS
7 3 (1.81%) Mule
8 2 (1.20%) Apache Pig
9 1 (0.60%) ColdFusion
9 1 (0.60%) Jetty
9 1 (0.60%) Mule ESB
9 1 (0.60%) WebLogic
9 1 (0.60%) WebSphere
9 1 (0.60%) WildFly
Applications
1 5 (3.01%) MS Excel
Cloud Services
1 71 (42.77%) Amazon AWS
2 37 (22.29%) Microsoft Azure
3 29 (17.47%) AWS CloudFormation
4 16 (9.64%) Amazon EC2
5 12 (7.23%) IaaS
6 9 (5.42%) Cloud Computing
7 5 (3.01%) GitHub
8 4 (2.41%) Amazon S3
9 3 (1.81%) Amazon ELB
10 2 (1.20%) Amazon EMR
10 2 (1.20%) AWS Elastic Beanstalk
11 1 (0.60%) Amazon Kinesis
11 1 (0.60%) AWS Lambda
11 1 (0.60%) Heroku
11 1 (0.60%) OpenShift
11 1 (0.60%) PaaS
11 1 (0.60%) Route 53
11 1 (0.60%) Virtual Private Cloud
Communications & Networking
1 11 (6.63%) DNS
2 8 (4.82%) VPN
3 5 (3.01%) Firewall
3 5 (3.01%) TCP/IP
4 4 (2.41%) HTTP
5 3 (1.81%) SSH
5 3 (1.81%) SSL
6 2 (1.20%) FTP
6 2 (1.20%) LDAP
6 2 (1.20%) VoIP
7 1 (0.60%) Cisco ASA
7 1 (0.60%) ICMP
7 1 (0.60%) Intranet
7 1 (0.60%) Kerberos
7 1 (0.60%) Network Security
7 1 (0.60%) Reverse Proxy
7 1 (0.60%) SAN
7 1 (0.60%) SMTP
7 1 (0.60%) SNMP
7 1 (0.60%) VLAN
Database & Business Intelligence
1 20 (12.05%) Hadoop
2 16 (9.64%) SQL Server
3 15 (9.04%) MongoDB
4 14 (8.43%) NoSQL
5 11 (6.63%) Amazon DynamoDB
6 10 (6.02%) MySQL
7 6 (3.61%) PostgreSQL
7 6 (3.61%) Relational Database
8 4 (2.41%) Big Data
8 4 (2.41%) RDBMS
8 4 (2.41%) Redis
9 2 (1.20%) Apache Hive
9 2 (1.20%) Oracle Database
10 1 (0.60%) Amazon RDS
10 1 (0.60%) Apache Cassandra
10 1 (0.60%) HBase
10 1 (0.60%) QlikView
10 1 (0.60%) Spotfire
10 1 (0.60%) Sqoop
Development Applications
1 55 (33.13%) Jenkins
2 32 (19.28%) Git (software)
3 22 (13.25%) TeamCity
4 17 (10.24%) Octopus Deploy
5 11 (6.63%) JIRA
6 10 (6.02%) Maven
7 9 (5.42%) Ant
8 7 (4.22%) FishEye
8 7 (4.22%) Subversion
9 6 (3.61%) Hudson
10 5 (3.01%) SonarQube
10 5 (3.01%) Sonatype Nexus
11 4 (2.41%) Vagrant
12 3 (1.81%) Team Foundation Server
13 2 (1.20%) Gerrit
13 2 (1.20%) GoCD
14 1 (0.60%) Artifactory
14 1 (0.60%) Bitbucket
14 1 (0.60%) Gradle
14 1 (0.60%) Travis CI
General
1 37 (22.29%) Banking
2 36 (21.69%) Finance
3 15 (9.04%) Retail
4 7 (4.22%) Front Office
5 5 (3.01%) Investment Banking
6 4 (2.41%) Financial Institution
7 3 (1.81%) Games
7 3 (1.81%) Law
8 2 (1.20%) Advertising
8 2 (1.20%) Back Office
8 2 (1.20%) Telecoms
9 1 (0.60%) Billing
9 1 (0.60%) Legal
9 1 (0.60%) Marketing
Job Titles
1 106 (63.86%) DevOps Engineer
2 43 (25.90%) Linux/Unix DevOps
3 38 (22.89%) AWS Engineer
4 36 (21.69%) AWS DevOps
5 31 (18.67%) Linux Engineer
6 28 (16.87%) Linux DevOps Engineer
7 22 (13.25%) Developer
8 15 (9.04%) Unix Engineer
9 14 (8.43%) Continuous Deployment Engineer
9 14 (8.43%) Java Engineer
9 14 (8.43%) Senior DevOps
10 12 (7.23%) .NET Developer
10 12 (7.23%) AWS Developer
10 12 (7.23%) C# .NET Developer
10 12 (7.23%) C# Developer
10 12 (7.23%) Cloud Developer
10 12 (7.23%) Senior DevOps Engineer
11 9 (5.42%) Architect
11 9 (5.42%) ASP.NET Developer
11 9 (5.42%) C# ASP.NET Developer
Libraries, Frameworks & Software Standards
1 23 (13.86%) Web Services
2 20 (12.05%) .NET
3 13 (7.83%) RabbitMQ
4 12 (7.23%) ASP.NET
4 12 (7.23%) Node.js
5 11 (6.63%) ASP.NET MVC
6 8 (4.82%) HTML
7 7 (4.22%) Hibernate
7 7 (4.22%) LAMP
8 6 (3.61%) CSS
9 5 (3.01%) AngularJS
9 5 (3.01%) CSS3
9 5 (3.01%) HTML5
9 5 (3.01%) REST
9 5 (3.01%) RESTful
10 4 (2.41%) Dropwizard
11 3 (1.81%) LAPP Stack
11 3 (1.81%) Spring
12 2 (1.20%) LEMP Stack
12 2 (1.20%) Symfony
Miscellaneous
1 30 (18.07%) Public Cloud
2 10 (6.02%) Hedge funds
3 8 (4.82%) Visualisation
4 6 (3.61%) Virtual Team
5 5 (3.01%) Data Centre
6 3 (1.81%) Analytical Skills
6 3 (1.81%) Computer Science
6 3 (1.81%) Fixed Income
6 3 (1.81%) Private Cloud
7 2 (1.20%) Clustering
7 2 (1.20%) Fintech
7 2 (1.20%) Management Information System
7 2 (1.20%) NHS
8 1 (0.60%) Algorithms
8 1 (0.60%) Blockchain
8 1 (0.60%) Cloud Native
8 1 (0.60%) Data Structures
8 1 (0.60%) Enterprise Cloud
8 1 (0.60%) Enterprise Software
8 1 (0.60%) Equities
Operating Systems
1 95 (57.23%) Linux
2 30 (18.07%) Unix
3 22 (13.25%) Windows
4 15 (9.04%) Red Hat Enterprise Linux
5 12 (7.23%) CentOS
6 7 (4.22%) Windows Server
7 4 (2.41%) Ubuntu
8 1 (0.60%) Amazon Linux
8 1 (0.60%) Solaris
8 1 (0.60%) VyOS
8 1 (0.60%) Windows Server 2008
8 1 (0.60%) Windows Server 2012
Processes & Methodologies
1 145 (87.35%) DevOps
2 81 (48.80%) Continuous Integration
3 68 (40.96%) Agile Software Development
4 43 (25.90%) High Availability
5 39 (23.49%) Configuration Management
6 32 (19.28%) Open Source
7 29 (17.47%) Continuous Deployment
8 22 (13.25%) Migration
9 21 (12.65%) E-Commerce
10 17 (10.24%) Data Migration
10 17 (10.24%) Disaster Recovery
10 17 (10.24%) TDD
11 16 (9.64%) Load Balancing
12 15 (9.04%) Continuous Delivery
12 15 (9.04%) Microservices
13 13 (7.83%) BDD
13 13 (7.83%) Build Automation
14 11 (6.63%) MVC
15 8 (4.82%) Release Management
16 7 (4.22%) ITIL
Programming Languages
1 101 (60.84%) Python
2 50 (30.12%) Java
3 45 (27.11%) Ruby
4 32 (19.28%) Perl
5 26 (15.66%) JavaScript
6 19 (11.45%) Bash Shell
6 19 (11.45%) PowerShell
7 15 (9.04%) C#
8 11 (6.63%) SQL
9 10 (6.02%) Go
10 7 (4.22%) PHP
11 6 (3.61%) C++
11 6 (3.61%) Shell Script
12 5 (3.01%) Clojure
13 4 (2.41%) Groovy
14 2 (1.20%) F#
14 2 (1.20%) Scala
15 1 (0.60%) SystemTap
15 1 (0.60%) T-SQL
Qualifications
1 5 (3.01%) SC Cleared
1 5 (3.01%) Security Cleared
2 3 (1.81%) Degree
3 2 (1.20%) MCP
3 2 (1.20%) MCSA
3 2 (1.20%) Microsoft Certification
3 2 (1.20%) RHCE
4 1 (0.60%) DV Cleared
4 1 (0.60%) ITIL Certification
Quality Assurance & Compliance
1 10 (6.02%) PCI DSS
2 2 (1.20%) QA
System Software
1 41 (24.70%) Docker
2 11 (6.63%) VMware Infrastructure
3 10 (6.02%) Hyper-V
4 5 (3.01%) Virtual Machines
5 3 (1.81%) Active Directory
5 3 (1.81%) NFS
6 2 (1.20%) iptables
6 2 (1.20%) Xen
7 1 (0.60%) Gluster
7 1 (0.60%) HDFS
7 1 (0.60%) KVM
7 1 (0.60%) Varnish
7 1 (0.60%) vSphere
Systems Management
1 117 (70.48%) Puppet
2 85 (51.20%) Ansible
3 22 (13.25%) Terraform
4 11 (6.63%) Packer
5 9 (5.42%) Salt
6 8 (4.82%) Oracle ZFS
7 4 (2.41%) Kubernetes
7 4 (2.41%) Nagios
8 3 (1.81%) HAProxy
8 3 (1.81%) logstash
9 2 (1.20%) SCCM
10 1 (0.60%) BladeLogic
10 1 (0.60%) Grafana
10 1 (0.60%) Graphite
10 1 (0.60%) Kibana
10 1 (0.60%) Microsoft Clustering
10 1 (0.60%) SCOM
10 1 (0.60%) SELinux
10 1 (0.60%) ZABBIX
Vendors
1 22 (13.25%) Atlassian
2 18 (10.84%) Splunk
2 18 (10.84%) VMware
3 11 (6.63%) Rackspace
4 10 (6.02%) Microsoft
5 8 (4.82%) Oracle
5 8 (4.82%) Red Hat
6 6 (3.61%) Cisco
6 6 (3.61%) New Relic
7 5 (3.01%) Dell
7 5 (3.01%) HP
7 5 (3.01%) SaltStack
8 3 (1.81%) Adobe
8 3 (1.81%) MuleSoft
8 3 (1.81%) Teradata
8 3 (1.81%) Vertica
9 2 (1.20%) Sybase
10 1 (0.60%) 3PAR
10 1 (0.60%) Sun
10 1 (0.60%) Tableau
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