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 25 September 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
25 Sep 2016
Same period 2015 Same period 2014
Opscode Chef
Rank 82 126 168
Rank change year-on-year
+44 +42
Contract jobs citing Opscode Chef 96 62 39
As % of all contract IT jobs located in the City of London 2.81% 1.32% 0.67%
As % of the Systems Management category 25.00% 13.51% 6.89%
Number of daily rates quoted 78 58 36
Median daily rate £550 £475 £450
Median daily rate % change year-on-year
+15.78% +5.55%
90% offered a daily rate of more than £475 £375 £361
10% offered a daily rate of more than £625 £650 £546
UK excluding London median daily rate £463 £425 £450
% change year-on-year
+8.82% -5.55%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £60.00 -
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
384 459 566
As % of all contract IT jobs located in the City of London 11.25% 9.75% 9.66%
Number of daily rates quoted 307 364 385
Median daily rate £513 £448 £420
Median daily rate % change year-on-year
+14.52% +6.54%
90% offered a daily rate of more than £388 £285 £275
10% offered a daily rate of more than £600 £550 £525
UK excluding London median daily rate £400 £375 £350
% change year-on-year
+6.66% +7.14%
Number of hourly rates quoted 5 9 13
Median hourly rate £27.50 £14.50 £16.75
Median hourly rate % change year-on-year
+89.65% -13.43%
UK excluding London median hourly rate £26.50 £21.00 £22.50
% change year-on-year
+26.19% -6.66%

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 25 September 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 25 September 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.

1 164 (83.67%) DevOps
2 141 (71.94%) Puppet
3 126 (64.29%) Linux
4 115 (58.67%) Python
5 103 (52.55%) Ansible
6 98 (50.00%) Agile Software Development
7 88 (44.90%) Continuous Integration
8 86 (43.88%) Amazon AWS
9 75 (38.27%) Jenkins
10 64 (32.65%) Ruby
11 63 (32.14%) Java
12 50 (25.51%) Finance
13 48 (24.49%) Configuration Management
14 42 (21.43%) Perl
15 41 (20.92%) Docker
16 40 (20.41%) Banking
17 35 (17.86%) Open Source
18 33 (16.84%) High Availability
19 32 (16.33%) Git (software)
20 30 (15.31%) Terraform
21 29 (14.80%) E-Commerce
22 28 (14.29%) Unix
23 27 (13.78%) Microsoft Azure
23 27 (13.78%) Public Cloud
24 26 (13.27%) AWS CloudFormation
25 23 (11.73%) Continuous Deployment
25 23 (11.73%) Web Services
25 23 (11.73%) Bash Shell
25 23 (11.73%) TeamCity
26 22 (11.22%) Splunk

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 18 (9.18%) Elasticsearch
2 17 (8.67%) Apache
3 12 (6.12%) OpenStack
4 10 (5.10%) Tomcat
5 9 (4.59%) Confluence
6 6 (3.06%) Apache Spark
7 4 (2.04%) nginx
8 3 (1.53%) Cloud Foundry
8 3 (1.53%) IIS
9 2 (1.02%) Adobe Experience Manager
9 2 (1.02%) CMS
9 2 (1.02%) Mule
10 1 (0.51%) ColdFusion
10 1 (0.51%) Jetty
10 1 (0.51%) Mule ESB
10 1 (0.51%) WebLogic
10 1 (0.51%) WildFly
Applications
1 2 (1.02%) MS Excel
Cloud Services
1 86 (43.88%) Amazon AWS
2 27 (13.78%) Microsoft Azure
3 26 (13.27%) AWS CloudFormation
4 18 (9.18%) Amazon EC2
5 7 (3.57%) IaaS
6 6 (3.06%) Amazon S3
6 6 (3.06%) Cloud Computing
7 5 (2.55%) GitHub
8 3 (1.53%) Amazon SQS
9 2 (1.02%) Amazon ElastiCache
9 2 (1.02%) Amazon EMR
9 2 (1.02%) Azure Active Directory
9 2 (1.02%) CloudFront
9 2 (1.02%) PaaS
9 2 (1.02%) Route 53
9 2 (1.02%) Virtual Private Cloud
10 1 (0.51%) Amazon CloudWatch
10 1 (0.51%) Amazon ELB
10 1 (0.51%) AWS Elastic Beanstalk
10 1 (0.51%) AWS OpsWorks
Communications & Networking
1 15 (7.65%) DNS
1 15 (7.65%) TCP/IP
2 11 (5.61%) VPN
3 6 (3.06%) HTTP
4 5 (2.55%) Firewall
4 5 (2.55%) Network Security
5 4 (2.04%) ICMP
5 4 (2.04%) LDAP
5 4 (2.04%) SAN
5 4 (2.04%) SSL
6 3 (1.53%) Internet
6 3 (1.53%) LAN
6 3 (1.53%) VoIP
6 3 (1.53%) WAN
7 2 (1.02%) SSH
7 2 (1.02%) VLAN
8 1 (0.51%) Intranet
8 1 (0.51%) MPLS
8 1 (0.51%) Reverse Proxy
8 1 (0.51%) SMTP
Database & Business Intelligence
1 18 (9.18%) Hadoop
2 16 (8.16%) MongoDB
3 15 (7.65%) SQL Server
4 13 (6.63%) Amazon DynamoDB
5 12 (6.12%) NoSQL
6 10 (5.10%) MySQL
7 9 (4.59%) Redis
7 9 (4.59%) Relational Database
8 8 (4.08%) PostgreSQL
9 4 (2.04%) Apache Cassandra
9 4 (2.04%) RDBMS
10 3 (1.53%) Amazon RDS
10 3 (1.53%) Oracle Database
11 2 (1.02%) Amazon Redshift
11 2 (1.02%) Big Data
12 1 (0.51%) Cloudera CDH
12 1 (0.51%) HBase
Development Applications
1 75 (38.27%) Jenkins
2 32 (16.33%) Git (software)
3 23 (11.73%) TeamCity
4 17 (8.67%) Octopus Deploy
5 15 (7.65%) Hudson
5 15 (7.65%) Maven
6 14 (7.14%) Ant
7 9 (4.59%) JIRA
7 9 (4.59%) Subversion
8 7 (3.57%) Sonatype Nexus
8 7 (3.57%) Vagrant
9 6 (3.06%) FishEye
9 6 (3.06%) GoCD
9 6 (3.06%) SonarQube
10 3 (1.53%) Artifactory
10 3 (1.53%) Team Foundation Server
11 2 (1.02%) Atlassian Bamboo
11 2 (1.02%) Bitbucket
11 2 (1.02%) GitLab
12 1 (0.51%) Selenium
General
1 50 (25.51%) Finance
2 40 (20.41%) Banking
3 19 (9.69%) Retail
4 7 (3.57%) Investment Banking
5 6 (3.06%) Front Office
6 3 (1.53%) Financial Institution
6 3 (1.53%) Games
6 3 (1.53%) Law
6 3 (1.53%) Legal
6 3 (1.53%) Marketing
7 2 (1.02%) Telecoms
8 1 (0.51%) Back Office
8 1 (0.51%) Publishing
Job Titles
1 125 (63.78%) DevOps Engineer
2 47 (23.98%) Linux/Unix DevOps
3 41 (20.92%) AWS Engineer
4 39 (19.90%) AWS DevOps
5 36 (18.37%) Linux Engineer
6 33 (16.84%) Linux DevOps Engineer
7 26 (13.27%) Developer
7 26 (13.27%) Senior DevOps
8 25 (12.76%) Senior DevOps Engineer
9 16 (8.16%) Java Engineer
10 15 (7.65%) C# Developer
10 15 (7.65%) Continuous Deployment Engineer
11 14 (7.14%) Unix Engineer
12 12 (6.12%) AWS Developer
12 12 (6.12%) Cloud Developer
13 11 (5.61%) .NET Developer
13 11 (5.61%) Administrator
13 11 (5.61%) C# .NET Developer
13 11 (5.61%) Systems Administrator
14 9 (4.59%) ASP.NET Developer
Libraries, Frameworks & Software Standards
1 23 (11.73%) Web Services
2 15 (7.65%) .NET
3 13 (6.63%) Node.js
4 12 (6.12%) ASP.NET
4 12 (6.12%) RabbitMQ
5 11 (5.61%) ASP.NET MVC
6 7 (3.57%) Hibernate
6 7 (3.57%) HTML
6 7 (3.57%) HTML5
7 6 (3.06%) RESTful
8 5 (2.55%) CSS
8 5 (2.55%) CSS3
8 5 (2.55%) Dropwizard
8 5 (2.55%) LAMP
9 4 (2.04%) JRuby
10 3 (1.53%) Spring
11 2 (1.02%) AngularJS
11 2 (1.02%) JSON
11 2 (1.02%) LAPP Stack
11 2 (1.02%) LEMP Stack
Miscellaneous
1 27 (13.78%) Public Cloud
2 12 (6.12%) Hedge funds
3 7 (3.57%) Data Centre
4 6 (3.06%) Analytical Skills
4 6 (3.06%) Visualisation
5 4 (2.04%) Fintech
5 4 (2.04%) Virtual Team
6 3 (1.53%) Fixed Income
6 3 (1.53%) Private Cloud
7 2 (1.02%) CESG
7 2 (1.02%) Management Information System
8 1 (0.51%) Clustering
8 1 (0.51%) Computer Science
8 1 (0.51%) Digital Media
8 1 (0.51%) Equities
8 1 (0.51%) NHS
8 1 (0.51%) PKI
8 1 (0.51%) Replication
8 1 (0.51%) Social Media
8 1 (0.51%) Statistics
Operating Systems
1 126 (64.29%) Linux
2 28 (14.29%) Unix
3 18 (9.18%) Red Hat Enterprise Linux
3 18 (9.18%) Windows
4 14 (7.14%) CentOS
5 10 (5.10%) Ubuntu
6 5 (2.55%) Solaris
7 4 (2.04%) VyOS
8 3 (1.53%) Debian
9 2 (1.02%) Fedora
9 2 (1.02%) Windows Server
10 1 (0.51%) Amazon Linux
10 1 (0.51%) CoreOS
10 1 (0.51%) VMS
10 1 (0.51%) Windows Server 2008
10 1 (0.51%) Windows Server 2012
Processes & Methodologies
1 164 (83.67%) DevOps
2 98 (50.00%) Agile Software Development
3 88 (44.90%) Continuous Integration
4 48 (24.49%) Configuration Management
5 35 (17.86%) Open Source
6 33 (16.84%) High Availability
7 29 (14.80%) E-Commerce
8 23 (11.73%) Continuous Deployment
9 20 (10.20%) Continuous Delivery
9 20 (10.20%) Migration
9 20 (10.20%) TDD
10 16 (8.16%) Load Balancing
11 15 (7.65%) BDD
12 13 (6.63%) Data Migration
12 13 (6.63%) Disaster Recovery
13 11 (5.61%) Microservices
13 11 (5.61%) MVC
13 11 (5.61%) Release Management
14 9 (4.59%) Build Automation
15 8 (4.08%) Project Management
Programming Languages
1 115 (58.67%) Python
2 64 (32.65%) Ruby
3 63 (32.14%) Java
4 42 (21.43%) Perl
5 23 (11.73%) Bash Shell
6 22 (11.22%) JavaScript
7 17 (8.67%) C#
8 16 (8.16%) PowerShell
9 13 (6.63%) Go
9 13 (6.63%) SQL
10 10 (5.10%) C++
11 6 (3.06%) PHP
12 5 (2.55%) Clojure
12 5 (2.55%) Shell Script
13 4 (2.04%) SystemTap
14 3 (1.53%) Groovy
15 1 (0.51%) R
15 1 (0.51%) Scala
15 1 (0.51%) T-SQL
Qualifications
1 6 (3.06%) SC Cleared
1 6 (3.06%) Security Cleared
2 1 (0.51%) Degree
2 1 (0.51%) MCP
2 1 (0.51%) MCSA
2 1 (0.51%) Microsoft Certification
2 1 (0.51%) RHCE
Quality Assurance & Compliance
1 10 (5.10%) PCI DSS
2 2 (1.02%) QA
System Software
1 41 (20.92%) Docker
2 8 (4.08%) Virtual Machines
3 5 (2.55%) NFS
4 4 (2.04%) Hyper-V
4 4 (2.04%) KVM
4 4 (2.04%) VMware Infrastructure
5 2 (1.02%) Active Directory
5 2 (1.02%) Xen
6 1 (0.51%) iptables
6 1 (0.51%) Varnish
6 1 (0.51%) vSphere
Systems Management
1 141 (71.94%) Puppet
2 103 (52.55%) Ansible
3 30 (15.31%) Terraform
4 21 (10.71%) Packer
5 10 (5.10%) Oracle ZFS
6 9 (4.59%) Salt
7 6 (3.06%) Kubernetes
8 5 (2.55%) logstash
8 5 (2.55%) Nagios
9 4 (2.04%) BladeLogic
10 3 (1.53%) Rundeck
11 2 (1.02%) HAProxy
11 2 (1.02%) SCOM
11 2 (1.02%) ZABBIX
12 1 (0.51%) Consul
12 1 (0.51%) Forefront Identity Manager
12 1 (0.51%) Kibana
12 1 (0.51%) Microsoft Clustering
12 1 (0.51%) Pingdom
12 1 (0.51%) Tivoli
Vendors
1 22 (11.22%) Splunk
2 20 (10.20%) Atlassian
3 16 (8.16%) VMware
4 15 (7.65%) Rackspace
4 15 (7.65%) Red Hat
5 14 (7.14%) Oracle
6 7 (3.57%) SaltStack
7 6 (3.06%) New Relic
8 5 (2.55%) Cisco
8 5 (2.55%) Microsoft
9 4 (2.04%) 3PAR
9 4 (2.04%) Brocade
9 4 (2.04%) Dell
9 4 (2.04%) HP
9 4 (2.04%) Perforce
9 4 (2.04%) Sun
9 4 (2.04%) Vyatta
10 2 (1.02%) MuleSoft
10 2 (1.02%) TOWER Software
10 2 (1.02%) Vertica
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