Period
to 5 August 2020

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 5 August 2020 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
5 Aug 2020
Same period 2019 Same period 2018
Rank 111 170 137
Rank change year-on-year +59 -33 +9
Contract jobs citing Opscode Chef 24 70 118
As % of all contract jobs advertised in the City of London 1.05% 1.08% 1.69%
As % of the Systems Management category 6.09% 6.15% 11.74%
Number of daily rates quoted 20 54 96
Median daily rate £500 £575 £525
Median daily rate % change year-on-year -13.04% +9.52% -4.55%
10th Percentile £224 £454 £456
90th Percentile £604 £689 £653
Central London median daily rate £500 £575 £550
% change year-on-year -13.04% +4.55% -
Number of hourly rates quoted 0 1 0
Median hourly rate - £105.00 -
Central London median hourly rate - £105.00 -

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 394 1,139 1,005
As % of all contract IT jobs advertised in the City of London 17.25% 17.51% 14.41%
Number of daily rates quoted 285 927 793
Median daily rate £550 £550 £525
Median daily rate % change year-on-year - +4.76% +5.00%
10th Percentile £413 £348 £326
90th Percentile £675 £688 £675
Central London median daily rate £550 £550 £525
% change year-on-year - +4.76% +5.00%
Number of hourly rates quoted 7 23 27
Median hourly rate £13.44 £21.00 £18.70
Median hourly rate % change year-on-year -36.00% +12.30% +10.00%
10th Percentile £12.42 £13.53 £13.28
90th Percentile £35.00 £48.67 £25.20
Median hourly rate £15.25 £21.00 £18.70
% change year-on-year -27.38% +12.30% -1.58%

Opscode Chef
Job Vacancy Trend in the City of London

Job postings citing Opscode Chef as a proportion 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

3-month moving average daily rate quoted in jobs citing Opscode Chef in the City of London.

Daily rate trend for Opscode Chef in the City of London

Opscode Chef
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Opscode Chef in the City of London over the 6 months to 5 August 2020.

Daily rate histogram for Opscode Chef in the City of London

For the 6 months to 5 August 2020, IT contractor jobs citing Opscode Chef also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the City of London region with a requirement for Opscode Chef.

1 23 (95.83%) Puppet
2 21 (87.50%) Ansible
3 20 (83.33%) DevOps
4 19 (79.17%) Docker
5 16 (66.67%) Jenkins
5 16 (66.67%) Linux
6 15 (62.50%) AWS
7 12 (50.00%) Kubernetes
8 10 (41.67%) Continuous Integration
8 10 (41.67%) Python
9 9 (37.50%) Terraform
10 8 (33.33%) SaltStack
10 8 (33.33%) Configuration Management
11 7 (29.17%) Unix
11 7 (29.17%) IaaS
12 6 (25.00%) Bash Shell
12 6 (25.00%) High Availability
12 6 (25.00%) GitHub
12 6 (25.00%) Git (software)
12 6 (25.00%) Test Automation
13 5 (20.83%) VMware Infrastructure
13 5 (20.83%) Perl
13 5 (20.83%) DNS
13 5 (20.83%) VMware
13 5 (20.83%) Agile Software Development
14 4 (16.67%) Clustering
14 4 (16.67%) Red Hat
14 4 (16.67%) Microsoft
14 4 (16.67%) Active Directory
14 4 (16.67%) DHCP

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 2 (8.33%) Confluence
2 1 (4.17%) Apache
2 1 (4.17%) CMS
2 1 (4.17%) nginx
2 1 (4.17%) SharePoint
Cloud Services
1 15 (62.50%) AWS
2 7 (29.17%) IaaS
3 6 (25.00%) GitHub
4 4 (16.67%) GCP
5 3 (12.50%) Amazon EC2
5 3 (12.50%) Amazon S3
5 3 (12.50%) Azure
5 3 (12.50%) PaaS
6 2 (8.33%) AWS Elastic Beanstalk
6 2 (8.33%) Cloud Computing
6 2 (8.33%) npm
6 2 (8.33%) SaaS
6 2 (8.33%) Virtual Private Cloud
7 1 (4.17%) Amazon CloudWatch
7 1 (4.17%) AWS CloudFormation
7 1 (4.17%) AWS CloudTrail
7 1 (4.17%) AWS Lambda
7 1 (4.17%) Coveralls
7 1 (4.17%) OpenShift
7 1 (4.17%) Serverless
Communications & Networking
1 5 (20.83%) DNS
2 4 (16.67%) DHCP
3 3 (12.50%) Kerberos
4 2 (8.33%) TCP/IP
5 1 (4.17%) HTTP
5 1 (4.17%) Network Security
Database & Business Intelligence
1 2 (8.33%) Amazon RDS
2 1 (4.17%) MariaDB
2 1 (4.17%) MySQL
2 1 (4.17%) NoSQL
2 1 (4.17%) PostgreSQL
2 1 (4.17%) RDBMS
2 1 (4.17%) Relational Database
2 1 (4.17%) SQL Server
2 1 (4.17%) Sybase ASE
Development Applications
1 16 (66.67%) Jenkins
2 6 (25.00%) Git (software)
3 4 (16.67%) TeamCity
4 3 (12.50%) Ant
4 3 (12.50%) Bitbucket Server
4 3 (12.50%) Subversion
5 2 (8.33%) JIRA
5 2 (8.33%) Maven
5 2 (8.33%) Octopus Deploy
5 2 (8.33%) Selenium
5 2 (8.33%) Vagrant
6 1 (4.17%) Atlassian Bamboo
6 1 (4.17%) Bitbucket
6 1 (4.17%) Cucumber
6 1 (4.17%) Gradle
6 1 (4.17%) JUnit
6 1 (4.17%) SonarQube
6 1 (4.17%) SpecFlow
6 1 (4.17%) Visual Studio Team System
6 1 (4.17%) WebDriver
General
1 3 (12.50%) Banking
1 3 (12.50%) Finance
1 3 (12.50%) Retail
2 2 (8.33%) Investment Banking
3 1 (4.17%) International Banking
Job Titles
1 11 (45.83%) DevOps Engineer
2 4 (16.67%) Junior
2 4 (16.67%) Junior DevOps
2 4 (16.67%) Junior DevOps Engineer
2 4 (16.67%) Linux Engineer
3 2 (8.33%) Administrator
3 2 (8.33%) AWS Administrator
3 2 (8.33%) AWS Engineer
3 2 (8.33%) Linux Administrator
3 2 (8.33%) Linux Systems Administrator
3 2 (8.33%) Python Engineer
3 2 (8.33%) Ruby Engineer
3 2 (8.33%) Senior Linux Engineer
4 1 (4.17%) Automation Tester
4 1 (4.17%) Configuration Management Engineer
4 1 (4.17%) Infrastructure Solutions Architect
4 1 (4.17%) Operations Engineer
4 1 (4.17%) Senior Configuration Management Engineer
4 1 (4.17%) Site Engineer
4 1 (4.17%) Virtualisation Engineer
Libraries, Frameworks & Software Standards
1 3 (12.50%) LDAP
2 2 (8.33%) .NET
2 2 (8.33%) AngularJS
2 2 (8.33%) Node.js
3 1 (4.17%) .NET Core
3 1 (4.17%) ASP.NET Web API
3 1 (4.17%) CSS
3 1 (4.17%) CSS3
3 1 (4.17%) Dapper ORM
3 1 (4.17%) Hibernate
3 1 (4.17%) HTML
3 1 (4.17%) LAMP
3 1 (4.17%) LAPP Stack
3 1 (4.17%) LEMP Stack
3 1 (4.17%) RxJS
3 1 (4.17%) Spring
3 1 (4.17%) Twitter Bootstrap
3 1 (4.17%) Web Services
Miscellaneous
1 4 (16.67%) Clustering
2 2 (8.33%) Hybrid Cloud
2 2 (8.33%) Virtual Team
3 1 (4.17%) Analytical Skills
3 1 (4.17%) Cloud Native
3 1 (4.17%) Private Cloud
3 1 (4.17%) Public Cloud
Operating Systems
1 16 (66.67%) Linux
2 7 (29.17%) Unix
3 4 (16.67%) Red Hat Enterprise Linux
4 2 (8.33%) Windows
4 2 (8.33%) Windows Server
4 2 (8.33%) Windows Server 2008
4 2 (8.33%) Windows Server 2012
4 2 (8.33%) Windows Server 2016
4 2 (8.33%) Windows Server 2019
5 1 (4.17%) Amazon Linux
5 1 (4.17%) CentOS
Processes & Methodologies
1 20 (83.33%) DevOps
2 10 (41.67%) Continuous Integration
3 8 (33.33%) Configuration Management
4 6 (25.00%) High Availability
4 6 (25.00%) Test Automation
5 5 (20.83%) Agile Software Development
6 4 (16.67%) Infrastructure as Code
6 4 (16.67%) Open Source
7 3 (12.50%) Infrastructure Engineering
8 2 (8.33%) Blue-Green Deployment
8 2 (8.33%) Microservices
8 2 (8.33%) Migration
8 2 (8.33%) Security Hardening
8 2 (8.33%) Server Patching
8 2 (8.33%) TDD
9 1 (4.17%) Asset Management
9 1 (4.17%) E-Commerce
9 1 (4.17%) Project Management
9 1 (4.17%) Software Engineering
9 1 (4.17%) TOGAF
Programming Languages
1 10 (41.67%) Python
2 6 (25.00%) Bash Shell
3 5 (20.83%) Perl
4 4 (16.67%) C
4 4 (16.67%) Java
5 3 (12.50%) Ruby
6 2 (8.33%) AWK
6 2 (8.33%) C#
6 2 (8.33%) PowerShell
6 2 (8.33%) sed
7 1 (4.17%) JavaScript
7 1 (4.17%) TypeScript
Qualifications
1 1 (4.17%) AWS Certification
1 1 (4.17%) ISEB
1 1 (4.17%) ISTQB
1 1 (4.17%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 2 (8.33%) QA
System Software
1 19 (79.17%) Docker
2 5 (20.83%) VMware Infrastructure
3 4 (16.67%) Active Directory
4 2 (8.33%) Veritas Cluster Server
4 2 (8.33%) VirtualBox
4 2 (8.33%) VMware ESXi
5 1 (4.17%) Virtual Servers
5 1 (4.17%) VMware NSX
Systems Management
1 23 (95.83%) Puppet
2 21 (87.50%) Ansible
3 12 (50.00%) Kubernetes
4 9 (37.50%) Terraform
5 4 (16.67%) Salt
6 2 (8.33%) Microsoft Clustering
6 2 (8.33%) Pacemaker
6 2 (8.33%) Packer
Vendors
1 8 (33.33%) SaltStack
2 5 (20.83%) VMware
3 4 (16.67%) Microsoft
3 4 (16.67%) Red Hat
4 3 (12.50%) Atlassian
4 3 (12.50%) Oracle
5 2 (8.33%) Veritas
6 1 (4.17%) Google
6 1 (4.17%) Splunk
6 1 (4.17%) Sybase