Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Opscode Chef skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Opscode Chef over the 6 months to 23 November 2017 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.

Opscode Chef
Central London > City of London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 142 96 156
Rank change year-on-year -46 +60 +53
Contract jobs citing Opscode Chef 108 179 123
As % of all contract IT jobs advertised in the City of London 1.51% 2.67% 1.36%
As % of the Systems Management category 13.71% 23.28% 14.37%
Number of daily rates quoted 90 145 116
City of London median daily rate £525 £550 £500
Median daily rate % change year-on-year -4.55% +10.00% +5.26%
10th Percentile £419 £425 £360
90th Percentile £675 £675 £663
Central London median daily rate £525 £550 £500
% change year-on-year -4.55% +10.00% +2.56%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

Opscode Chef is in the Systems Management category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for systems management skills.

All Systems Management Skills
City of London
Contract vacancies with a requirement for systems management skills 788 769 856
As % of all contract IT jobs advertised in the City of London 11.04% 11.48% 9.46%
Number of daily rates quoted 643 600 669
City of London median daily rate £525 £475 £438
Median daily rate % change year-on-year +10.53% +8.57% +2.94%
10th Percentile £334 £325 £285
90th Percentile £673 £638 £613
Central London median daily rate £500 £475 £444
% change year-on-year +5.26% +7.04% +4.41%
Number of hourly rates quoted 5 11 14
City of London median hourly rate £17.00 £27.50 £17.00
Median hourly rate % change year-on-year -38.18% +61.76% -6.75%
10th Percentile £15.70 £15.00 £11.19
90th Percentile £27.50 £55.00 £34.39
Central London median hourly rate £19.00 £27.50 £17.00
% change year-on-year -30.91% +61.76% -5.56%

Opscode Chef
Job Vacancy Trend in the City of London

Job postings citing Opscode Chef as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Opscode Chef in the City of London

Opscode Chef
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Opscode Chef in the City of London

Opscode Chef
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Opscode Chef in the City of London over the 6 months to 23 November 2017.

Contractor daily rate histogram for Opscode Chef in the City of London

Opscode Chef
Contract Job Locations in the City of London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Opscode Chef within the City of London region over the 6 months to 23 November 2017. 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
London Bridge +4 6 £550 +33.33%
Opscode Chef
Central London

For the 6 months to 23 November 2017, 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 72 (66.67%) Ansible
2 70 (64.81%) DevOps
2 70 (64.81%) Puppet
3 59 (54.63%) Amazon AWS
4 53 (49.07%) Java
5 44 (40.74%) Agile Software Development
6 43 (39.81%) Linux
6 43 (39.81%) Jenkins
7 42 (38.89%) Python
8 39 (36.11%) Continuous Integration
9 35 (32.41%) Docker
10 31 (28.70%) Git (software)
11 29 (26.85%) Configuration Management
12 28 (25.93%) Unix
13 26 (24.07%) Finance
13 26 (24.07%) Microsoft Azure
14 21 (19.44%) TDD
14 21 (19.44%) Ruby
15 20 (18.52%) Maven
15 20 (18.52%) Perl
15 20 (18.52%) Bash Shell
16 19 (17.59%) JavaScript
17 16 (14.81%) Windows
17 16 (14.81%) Terraform
17 16 (14.81%) AWS CloudFormation
17 16 (14.81%) Continuous Delivery
18 15 (13.89%) Kubernetes
18 15 (13.89%) Web Services
19 14 (12.96%) Migration
20 13 (12.04%) PostgreSQL

Opscode Chef
Co-occurring 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 10 (9.26%) OpenStack
2 9 (8.33%) Tomcat
3 8 (7.41%) JBoss
4 7 (6.48%) WebLogic
5 6 (5.56%) Apache
5 6 (5.56%) IIS
5 6 (5.56%) WebSphere
6 5 (4.63%) Confluence
7 3 (2.78%) Cloud Foundry
8 2 (1.85%) Elasticsearch
9 1 (0.93%) Apache Solr
9 1 (0.93%) Apache Spark
9 1 (0.93%) MQSeries
9 1 (0.93%) nginx
Cloud Services
1 59 (54.63%) Amazon AWS
2 26 (24.07%) Microsoft Azure
3 16 (14.81%) AWS CloudFormation
4 10 (9.26%) Google Cloud Platform
5 6 (5.56%) PaaS
6 5 (4.63%) npm
6 5 (4.63%) Slack
7 4 (3.70%) Google Container Engine
7 4 (3.70%) IaaS
7 4 (3.70%) Serverless
8 3 (2.78%) Amazon EC2
8 3 (2.78%) Amazon S3
8 3 (2.78%) Route 53
9 2 (1.85%) Amazon Kinesis
9 2 (1.85%) AWS Elastic Beanstalk
9 2 (1.85%) AWS Lambda
9 2 (1.85%) GitHub
10 1 (0.93%) Akamai
10 1 (0.93%) Sumo Logic
10 1 (0.93%) Trello
Communications & Networking
1 10 (9.26%) TCP/IP
2 7 (6.48%) Firewall
3 3 (2.78%) DNS
4 2 (1.85%) DHCP
4 2 (1.85%) HTTPS
4 2 (1.85%) NAS
4 2 (1.85%) SAN
4 2 (1.85%) SMTP
5 1 (0.93%) 3G
5 1 (0.93%) 4G
5 1 (0.93%) Cisco ASA
5 1 (0.93%) Cisco Nexus
5 1 (0.93%) Ethernet
5 1 (0.93%) GSM
5 1 (0.93%) HTTP
5 1 (0.93%) LDAP
5 1 (0.93%) NetScaler
5 1 (0.93%) Network Security
5 1 (0.93%) OpenFlow
Database & Business Intelligence
1 13 (12.04%) PostgreSQL
2 12 (11.11%) NoSQL
3 11 (10.19%) MySQL
4 9 (8.33%) MongoDB
5 7 (6.48%) Relational Database
6 5 (4.63%) Big Data
6 5 (4.63%) Hadoop
7 4 (3.70%) Apache Hive
8 3 (2.78%) RDBMS
9 2 (1.85%) Amazon Redshift
9 2 (1.85%) Data Lake
9 2 (1.85%) Hazelcast
9 2 (1.85%) HDInsight
10 1 (0.93%) Apache Cassandra
10 1 (0.93%) HBase
10 1 (0.93%) Impala
10 1 (0.93%) InfluxDB
10 1 (0.93%) Oracle Database
10 1 (0.93%) SQL Server
10 1 (0.93%) SQLite
Development Applications
1 43 (39.81%) Jenkins
2 31 (28.70%) Git (software)
3 20 (18.52%) Maven
4 11 (10.19%) JIRA
4 11 (10.19%) Sonatype Nexus
4 11 (10.19%) TeamCity
5 9 (8.33%) webpack
6 8 (7.41%) Grunt
6 8 (7.41%) gulp
6 8 (7.41%) Jasmine
6 8 (7.41%) Subversion
7 6 (5.56%) MSTest
7 6 (5.56%) NUnit
7 6 (5.56%) PhantomJS
8 4 (3.70%) IBM UrbanCode
9 3 (2.78%) Cucumber
9 3 (2.78%) Gerrit
9 3 (2.78%) Liquibase
9 3 (2.78%) SonarQube
9 3 (2.78%) Vagrant
General
1 26 (24.07%) Finance
2 10 (9.26%) Banking
3 6 (5.56%) Investment Banking
3 6 (5.56%) Retail Banking
4 5 (4.63%) Telecoms
5 3 (2.78%) Retail
6 2 (1.85%) Law
7 1 (0.93%) Financial Institution
7 1 (0.93%) Publishing
Job Titles
1 58 (53.70%) DevOps Engineer
2 33 (30.56%) Developer
3 23 (21.30%) AWS DevOps
4 22 (20.37%) AWS Engineer
5 20 (18.52%) AWS DevOps Engineer
6 18 (16.67%) Java Developer
7 14 (12.96%) Java Engineer
8 12 (11.11%) AWS Developer
9 9 (8.33%) Linux Engineer
9 9 (8.33%) Senior DevOps
9 9 (8.33%) Senior DevOps Engineer
10 8 (7.41%) DevOps Developer
10 8 (7.41%) Front End Developer (Client-Side Developer)
10 8 (7.41%) Linux/Unix DevOps
11 6 (5.56%) Architect
11 6 (5.56%) Automation Developer
11 6 (5.56%) Automation Engineer
11 6 (5.56%) Linux DevOps Engineer
12 4 (3.70%) Senior Java Engineer
13 3 (2.78%) Administrator
Libraries, Frameworks & Software Standards
1 15 (13.89%) Web Services
2 10 (9.26%) Node.js
3 9 (8.33%) CSS
3 9 (8.33%) REST
3 9 (8.33%) Sass
4 8 (7.41%) Jest
4 8 (7.41%) LESS
4 8 (7.41%) Spring
5 7 (6.48%) .NET
5 7 (6.48%) React
6 6 (5.56%) Elastic Stack
6 6 (5.56%) RESTful
6 6 (5.56%) Spring MVC
6 6 (5.56%) XML
7 4 (3.70%) AngularJS
7 4 (3.70%) J2EE
7 4 (3.70%) Java EE
7 4 (3.70%) jQuery
7 4 (3.70%) SOAP
7 4 (3.70%) Vue (Vue.js)
Miscellaneous
1 11 (10.19%) Data Structures
2 8 (7.41%) Greenfield Project
2 8 (7.41%) User Experience
3 7 (6.48%) Algorithms
4 6 (5.56%) Enterprise Software
4 6 (5.56%) Mobile App
5 5 (4.63%) Computer Science
5 5 (4.63%) Linux Command Line
6 4 (3.70%) Foreign Exchange (FX)
7 3 (2.78%) Analytical Skills
7 3 (2.78%) Fintech
7 3 (2.78%) iPad
8 2 (1.85%) Blog
8 2 (1.85%) PKI
9 1 (0.93%) Credit Derivative
9 1 (0.93%) Data Centre
9 1 (0.93%) Derivative
9 1 (0.93%) Equities
9 1 (0.93%) N-Tier
9 1 (0.93%) Wiki
Operating Systems
1 43 (39.81%) Linux
2 28 (25.93%) Unix
3 16 (14.81%) Windows
4 10 (9.26%) Windows Server
5 7 (6.48%) Red Hat Enterprise Linux
6 5 (4.63%) DC/OS
6 5 (4.63%) Debian
7 4 (3.70%) CentOS
7 4 (3.70%) Windows Server 2008
7 4 (3.70%) Windows Server 2012
8 2 (1.85%) CoreOS
8 2 (1.85%) Solaris
9 1 (0.93%) AIX
9 1 (0.93%) Fedora
Processes & Methodologies
1 70 (64.81%) DevOps
2 44 (40.74%) Agile Software Development
3 39 (36.11%) Continuous Integration
4 29 (26.85%) Configuration Management
5 21 (19.44%) TDD
6 16 (14.81%) Continuous Delivery
7 14 (12.96%) Migration
8 12 (11.11%) Continuous Deployment
8 12 (11.11%) Open Source
9 10 (9.26%) E-Commerce
9 10 (9.26%) Microservices
10 9 (8.33%) BDD
10 9 (8.33%) Build Automation
11 8 (7.41%) Front End Development
11 8 (7.41%) Software Engineering
11 8 (7.41%) Test Automation
12 7 (6.48%) Load Balancing
13 6 (5.56%) MVC
13 6 (5.56%) Rapid Prototyping
13 6 (5.56%) Validation
Programming Languages
1 53 (49.07%) Java
2 42 (38.89%) Python
3 21 (19.44%) Ruby
4 20 (18.52%) Bash Shell
4 20 (18.52%) Perl
5 19 (17.59%) JavaScript
6 10 (9.26%) PowerShell
7 9 (8.33%) Shell Script
8 4 (3.70%) Scala
8 4 (3.70%) SQL
9 3 (2.78%) Go
10 2 (1.85%) Korn
10 2 (1.85%) Kotlin
11 1 (0.93%) C
11 1 (0.93%) C++
11 1 (0.93%) Groovy
11 1 (0.93%) TypeScript
Qualifications
1 5 (4.63%) Degree
2 4 (3.70%) Computer Science Degree
2 4 (3.70%) Security Cleared
3 3 (2.78%) SC Cleared
4 1 (0.93%) AWS Certification
4 1 (0.93%) CCNP
4 1 (0.93%) Cisco Certification
4 1 (0.93%) ITIL Certification
4 1 (0.93%) RHCA
4 1 (0.93%) RHCE
4 1 (0.93%) VCP6
4 1 (0.93%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 7 (6.48%) QA
2 6 (5.56%) GCP
3 1 (0.93%) SLA
System Software
1 35 (32.41%) Docker
2 5 (4.63%) HDFS
3 4 (3.70%) VMware Infrastructure
4 3 (2.78%) Hyper-V
4 3 (2.78%) KVM
5 2 (1.85%) Active Directory
5 2 (1.85%) vCloud
6 1 (0.93%) Apache Flume
6 1 (0.93%) iptables
6 1 (0.93%) VMware ESXi
Systems Management
1 72 (66.67%) Ansible
2 70 (64.81%) Puppet
3 16 (14.81%) Terraform
4 15 (13.89%) Kubernetes
5 7 (6.48%) Salt
6 6 (5.56%) Mesos
6 6 (5.56%) Nagios
7 5 (4.63%) Packer
8 3 (2.78%) Docker Swarm
8 3 (2.78%) Hadoop YARN
9 2 (1.85%) Grafana
9 2 (1.85%) IBM BigFix
9 2 (1.85%) TADDM
10 1 (0.93%) Consul
10 1 (0.93%) Icinga
10 1 (0.93%) Kibana
10 1 (0.93%) Rundeck
10 1 (0.93%) SELinux
10 1 (0.93%) vMotion
10 1 (0.93%) vRealize
Vendors
1 12 (11.11%) Red Hat
2 10 (9.26%) Splunk
3 7 (6.48%) Oracle
3 7 (6.48%) VMware
4 6 (5.56%) Microsoft
5 4 (3.70%) Cloudera
5 4 (3.70%) Google
6 3 (2.78%) AppDynamics
6 3 (2.78%) Cisco
7 2 (1.85%) Atlassian
7 2 (1.85%) Capita
7 2 (1.85%) EMC
7 2 (1.85%) IBM
7 2 (1.85%) NetApp
7 2 (1.85%) SaltStack
7 2 (1.85%) ServiceNow
8 1 (0.93%) Hortonworks
8 1 (0.93%) ION Trading
8 1 (0.93%) SolarWinds
8 1 (0.93%) Tableau