Period
to 18 November 2018

The following table provides summary statistics for contract job vacancies advertised in 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 18 November 2018 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
England > London
6 months to
18 Nov 2018
Same period 2017 Same period 2016
Rank 116 137 104
Rank change year-on-year +21 -33 +98
Contract jobs citing Opscode Chef 1,089 940 1,083
As % of all contract IT jobs advertised in London 2.39% 2.02% 2.39%
As % of the Systems Management category 15.29% 16.10% 19.46%
Number of daily rates quoted 878 718 802
London median daily rate £550 £525 £525
Median daily rate % change year-on-year +4.76% - +7.69%
10th Percentile £450 £421 £406
90th Percentile £713 £675 £625
England median daily rate £525 £525 £500
% change year-on-year - +5.00% +11.11%
Number of hourly rates quoted 0 3 0
London median hourly rate - £37.50 -
England median hourly rate - £38.75 -

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 London with a requirement for systems management skills.

All Systems Management Skills
London
Contract vacancies with a requirement for systems management skills 7,120 5,837 5,565
As % of all contract IT jobs advertised in London 15.60% 12.54% 12.30%
Number of daily rates quoted 5,298 4,293 3,755
London median daily rate £528 £500 £475
Median daily rate % change year-on-year +5.58% +5.26% +5.56%
10th Percentile £342 £313 £313
90th Percentile £675 £638 £625
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +9.09%
Number of hourly rates quoted 76 58 59
London median hourly rate £19.50 £25.75 £20.00
Median hourly rate % change year-on-year -24.27% +28.75% +5.26%
10th Percentile £13.31 £11.94 £14.36
90th Percentile £40.02 £165.00 £36.57
England median hourly rate £17.50 £17.00 £22.50
% change year-on-year +2.94% -24.44% +12.50%

Opscode Chef
Job Vacancy Trend in London

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

Job vacancy trend for Opscode Chef in London

Opscode Chef
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Opscode Chef in London

Opscode Chef
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Opscode Chef in London over the 6 months to 18 November 2018.

Contractor daily rate histogram for Opscode Chef in London

Opscode Chef
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Opscode Chef in London.

Contractor hourly rate trend for Opscode Chef in London

Opscode Chef
Contract Job Locations in 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 London region over the 6 months to 18 November 2018. 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
Central London +48 242 £550 +4.76% 66
South London +49 147 £525 - 5
West London -2 44 £525 - 25
East London -19 19 £600 +4.35% 13
North London - 1 £550 -
Opscode Chef
England

For the 6 months to 18 November 2018, 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 London region with a requirement for Opscode Chef.

1 788 (72.36%) Puppet
2 756 (69.42%) Ansible
3 732 (67.22%) DevOps
4 643 (59.04%) Amazon AWS
5 580 (53.26%) Jenkins
6 514 (47.20%) Python
7 489 (44.90%) Agile Software Development
8 488 (44.81%) Linux
9 435 (39.94%) Terraform
10 409 (37.56%) Docker
11 370 (33.98%) Java
12 353 (32.42%) Microsoft Azure
13 343 (31.50%) Continuous Integration
14 294 (27.00%) Kubernetes
15 276 (25.34%) Configuration Management
16 270 (24.79%) Finance
17 258 (23.69%) Bash Shell
18 226 (20.75%) Windows
19 205 (18.82%) Unix
20 202 (18.55%) Oracle
21 201 (18.46%) Ruby
22 195 (17.91%) Open Source
23 194 (17.81%) Git (software)
24 173 (15.89%) MySQL
24 173 (15.89%) NoSQL
25 164 (15.06%) TDD
26 163 (14.97%) PostgreSQL
27 160 (14.69%) Red Hat Enterprise Linux
28 151 (13.87%) Test Automation
29 148 (13.59%) Shell Script

Opscode Chef
Co-occurring IT Skills in 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
1 132 (12.12%) Tomcat
2 120 (11.02%) WebSphere
3 106 (9.73%) OpenStack
4 105 (9.64%) WebLogic
5 56 (5.14%) Apache
6 45 (4.13%) nginx
7 33 (3.03%) Cloud Foundry
8 29 (2.66%) Confluence
9 28 (2.57%) IIS
10 25 (2.30%) Elasticsearch
11 22 (2.02%) JBoss
12 14 (1.29%) Jetty
12 14 (1.29%) Mongrel
13 13 (1.19%) Apache Spark
14 9 (0.83%) Apache Solr
15 7 (0.64%) Adobe Experience Manager
16 5 (0.46%) MS Exchange
17 4 (0.37%) Apache Pig
18 2 (0.18%) K2 blackpearl
18 2 (0.18%) SharePoint 2013
Applications
1 41 (3.76%) MS Visio
2 40 (3.67%) Microsoft Excel
3 7 (0.64%) Microsoft Office
4 3 (0.28%) HipChat
5 2 (0.18%) SPSS
6 1 (0.092%) Acrobat
6 1 (0.092%) InVision
6 1 (0.092%) Photoshop
Business Applications
1 1 (0.092%) Distributed Ledger
Cloud Services
1 643 (59.04%) Amazon AWS
2 353 (32.42%) Microsoft Azure
3 147 (13.50%) Amazon EC2
4 145 (13.31%) AWS CloudFormation
5 132 (12.12%) Amazon S3
6 110 (10.10%) Virtual Private Cloud
7 107 (9.83%) GitHub
7 107 (9.83%) Serverless
8 86 (7.90%) Google Cloud Platform
9 70 (6.43%) PaaS
10 67 (6.15%) AWS Lambda
11 57 (5.23%) IaaS
12 54 (4.96%) OpenShift
13 49 (4.50%) SaaS
14 37 (3.40%) Amazon CloudWatch
15 28 (2.57%) npm
16 26 (2.39%) Datadog
17 22 (2.02%) Amazon EMR
17 22 (2.02%) Cloud Computing
18 21 (1.93%) IBM Cloud
Communications & Networking
1 67 (6.15%) DNS
2 55 (5.05%) Firewall
3 54 (4.96%) TCP/IP
4 51 (4.68%) HTTP
5 48 (4.41%) SSL
6 23 (2.11%) VPN
7 21 (1.93%) DHCP
8 20 (1.84%) Internet
9 18 (1.65%) BIG-IP
10 16 (1.47%) IPsec
11 13 (1.19%) FTP
12 11 (1.01%) Intranet
13 9 (0.83%) ICMP
13 9 (0.83%) LAN
14 8 (0.73%) SAN
14 8 (0.73%) WAN
15 6 (0.55%) NAS
16 5 (0.46%) MPLS
16 5 (0.46%) Network Security
17 4 (0.37%) OSPF
Database & Business Intelligence
1 173 (15.89%) MySQL
1 173 (15.89%) NoSQL
2 163 (14.97%) PostgreSQL
3 129 (11.85%) Hadoop
4 80 (7.35%) Big Data
5 74 (6.80%) SQL Server
6 63 (5.79%) Amazon RDS
7 54 (4.96%) MongoDB
8 47 (4.32%) Relational Database
9 45 (4.13%) Apache Hive
10 40 (3.67%) Impala
10 40 (3.67%) Sqoop
11 29 (2.66%) RDBMS
12 22 (2.02%) Amazon DynamoDB
13 21 (1.93%) Amazon Redshift
14 17 (1.56%) MariaDB
15 14 (1.29%) Apache Cassandra
15 14 (1.29%) Redis
16 13 (1.19%) Amazon Aurora
17 8 (0.73%) HBase
Development Applications
1 580 (53.26%) Jenkins
2 194 (17.81%) Git (software)
3 97 (8.91%) Maven
4 94 (8.63%) MSTest
4 94 (8.63%) NUnit
5 83 (7.62%) TeamCity
6 74 (6.80%) Atlassian Bamboo
7 73 (6.70%) GitLab
7 73 (6.70%) JIRA
8 69 (6.34%) Gradle
9 66 (6.06%) Travis CI
10 60 (5.51%) Vagrant
11 52 (4.78%) Sonatype Nexus
12 46 (4.22%) Bitbucket
13 38 (3.49%) CircleCI
14 35 (3.21%) IBM UrbanCode
15 33 (3.03%) Ant
16 29 (2.66%) Selenium
17 25 (2.30%) gulp
17 25 (2.30%) Octopus Deploy
General
1 270 (24.79%) Finance
2 93 (8.54%) Banking
3 39 (3.58%) Retail
4 18 (1.65%) Financial Institution
5 9 (0.83%) Telecoms
6 7 (0.64%) Legal
6 7 (0.64%) Marketing
7 5 (0.46%) Advertising
7 5 (0.46%) Electronics
7 5 (0.46%) Law
7 5 (0.46%) Manufacturing
8 4 (0.37%) Investment Banking
8 4 (0.37%) Publishing
8 4 (0.37%) Retail Banking
9 3 (0.28%) Billing
9 3 (0.28%) Multimedia
10 2 (0.18%) Front Office
10 2 (0.18%) Games
11 1 (0.092%) Avionics
11 1 (0.092%) Back Office
Job Titles
1 485 (44.54%) DevOps Engineer
2 175 (16.07%) Developer
3 164 (15.06%) AWS Engineer
4 140 (12.86%) AWS DevOps
5 130 (11.94%) AWS DevOps Engineer
6 124 (11.39%) Java Developer
7 106 (9.73%) Cloud Engineer
8 103 (9.46%) Consultant
9 96 (8.82%) Platform Engineer
10 78 (7.16%) DevOps Consultant
11 76 (6.98%) Azure Engineer
12 71 (6.52%) Linux Engineer
13 69 (6.34%) Azure DevOps
14 68 (6.24%) Architect
15 63 (5.79%) Azure DevOps Engineer
16 61 (5.60%) Kubernetes Consultant
16 61 (5.60%) Linux/Unix DevOps
17 49 (4.50%) Linux DevOps Engineer
18 47 (4.32%) Kubernetes Engineer
19 40 (3.67%) Operations Engineer
Libraries, Frameworks & Software Standards
1 110 (10.10%) Web Services
2 88 (8.08%) Node.js
3 40 (3.67%) X-Windows
4 37 (3.40%) .NET
4 37 (3.40%) Elastic Stack
5 30 (2.75%) HTML
6 29 (2.66%) RESTful
7 28 (2.57%) Spring
8 27 (2.48%) CSS
9 24 (2.20%) Kafka
10 22 (2.02%) Java EE
11 21 (1.93%) JSON
12 18 (1.65%) AngularJS
13 17 (1.56%) LAMP
13 17 (1.56%) REST
14 15 (1.38%) Spring Boot
15 14 (1.29%) CGI
15 14 (1.29%) Ruby on Rails
15 14 (1.29%) Servlets
16 13 (1.19%) J2EE
Miscellaneous
1 74 (6.80%) Public Cloud
2 59 (5.42%) Greenfield Project
3 50 (4.59%) Computer Science
4 42 (3.86%) Data Centre
5 40 (3.67%) Wiki
6 35 (3.21%) Analytical Skills
7 33 (3.03%) Linux Command Line
8 22 (2.02%) Cloud Native
9 20 (1.84%) Fintech
10 17 (1.56%) Clustering
11 16 (1.47%) PKI
12 15 (1.38%) Mobile App
13 14 (1.29%) Private Cloud
14 13 (1.19%) Self-Motivation
15 11 (1.01%) Enterprise Software
15 11 (1.01%) Fat Client
15 11 (1.01%) Hybrid Cloud
15 11 (1.01%) Thin Client
16 10 (0.92%) Enterprise Cloud
17 7 (0.64%) User Experience
Operating Systems
1 488 (44.81%) Linux
2 226 (20.75%) Windows
3 205 (18.82%) Unix
4 160 (14.69%) Red Hat Enterprise Linux
5 78 (7.16%) Windows Server
6 39 (3.58%) Ubuntu
7 36 (3.31%) CentOS
8 24 (2.20%) Debian
8 24 (2.20%) Solaris
9 15 (1.38%) Android
9 15 (1.38%) Fedora
9 15 (1.38%) Windows Server 2008
10 14 (1.29%) SUSE
10 14 (1.29%) SUSE Linux Enterprise Server
11 13 (1.19%) Apple iOS
12 11 (1.01%) Windows Server 2012
13 8 (0.73%) VMS
14 7 (0.64%) DC/OS
15 3 (0.28%) FreeBSD
16 2 (0.18%) Amazon Linux
Processes & Methodologies
1 732 (67.22%) DevOps
2 489 (44.90%) Agile Software Development
3 343 (31.50%) Continuous Integration
4 276 (25.34%) Configuration Management
5 195 (17.91%) Open Source
6 164 (15.06%) TDD
7 151 (13.87%) Test Automation
8 141 (12.95%) Migration
9 137 (12.58%) OO
10 126 (11.57%) Scrum
11 113 (10.38%) Microservices
12 93 (8.54%) Build Automation
13 89 (8.17%) Continuous Delivery
14 65 (5.97%) ETL
15 63 (5.79%) Deployment Automation
16 58 (5.33%) Problem-Solving
17 52 (4.78%) SDLC
18 47 (4.32%) Analytics
19 43 (3.95%) Digital Transformation Programme
19 43 (3.95%) Load Balancing
Programming Languages
1 514 (47.20%) Python
2 370 (33.98%) Java
3 258 (23.69%) Bash Shell
4 201 (18.46%) Ruby
5 148 (13.59%) Shell Script
6 144 (13.22%) SQL
7 140 (12.86%) PowerShell
8 111 (10.19%) Groovy
9 101 (9.27%) Perl
10 89 (8.17%) JavaScript
11 75 (6.89%) Go
12 67 (6.15%) Korn
13 39 (3.58%) C
14 33 (3.03%) PHP
15 32 (2.94%) C#
16 16 (1.47%) C++
17 15 (1.38%) Scala
18 14 (1.29%) Java 8
19 8 (0.73%) T-SQL
20 7 (0.64%) Objective-C
Qualifications
1 143 (13.13%) Security Cleared
2 64 (5.88%) SC Cleared
3 46 (4.22%) Degree
4 36 (3.31%) AWS Certification
5 30 (2.75%) Computer Science Degree
6 11 (1.01%) Cisco Certification
7 8 (0.73%) CCNA
8 7 (0.64%) Master's Degree
8 7 (0.64%) RHCE
9 4 (0.37%) CISM
9 4 (0.37%) CISSP
10 3 (0.28%) CESG Certified Professional
11 2 (0.18%) (ISC)2 CCSP
11 2 (0.18%) BPSS Clearance
11 2 (0.18%) CEH
11 2 (0.18%) DV Cleared
11 2 (0.18%) ISTQB
11 2 (0.18%) MCSE
11 2 (0.18%) Microsoft Certification
11 2 (0.18%) PMI Certification
Quality Assurance & Compliance
1 21 (1.93%) QA
2 6 (0.55%) GDPR
3 3 (0.28%) Disclosure Scotland
4 2 (0.18%) ISO/IEC 27001
4 2 (0.18%) PCI DSS
5 1 (0.092%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 1 (0.092%) PMO
System Software
1 409 (37.56%) Docker
2 77 (7.07%) VMware Infrastructure
3 69 (6.34%) Active Directory
4 48 (4.41%) Virtual Machines
5 41 (3.76%) HDFS
6 27 (2.48%) Hyper-V
7 25 (2.30%) VirtualBox
8 16 (1.47%) KVM
8 16 (1.47%) vSphere
9 12 (1.10%) LXC
10 11 (1.01%) Xen
11 7 (0.64%) GPFS
11 7 (0.64%) vCloud
12 6 (0.55%) etcd
12 6 (0.55%) NFS
13 5 (0.46%) flannel
13 5 (0.46%) Virtual Servers
14 4 (0.37%) Firmware
14 4 (0.37%) XenApp
15 3 (0.28%) Samba
Systems Management
1 788 (72.36%) Puppet
2 756 (69.42%) Ansible
3 435 (39.94%) Terraform
4 294 (27.00%) Kubernetes
5 102 (9.37%) Packer
6 94 (8.63%) Salt
7 41 (3.76%) Hadoop YARN
8 39 (3.58%) Mesos
9 30 (2.75%) Nagios
10 29 (2.66%) Docker Swarm
10 29 (2.66%) Kibana
11 24 (2.20%) logstash
12 21 (1.93%) CFEngine
13 20 (1.84%) ZABBIX
14 16 (1.47%) Prometheus
15 15 (1.38%) Grafana
16 12 (1.10%) Graylog
17 10 (0.92%) Consul
17 10 (0.92%) Suricata
18 9 (0.83%) Red Hat Spacewalk
Vendors
1 202 (18.55%) Oracle
2 131 (12.03%) Red Hat
3 98 (9.00%) Splunk
4 95 (8.72%) VMware
5 88 (8.08%) Google
6 78 (7.16%) Microsoft
7 46 (4.22%) Cloudera
8 44 (4.04%) SaltStack
9 39 (3.58%) AppDynamics
10 26 (2.39%) New Relic
11 23 (2.11%) Atlassian
12 21 (1.93%) IBM
13 20 (1.84%) Citrix
14 18 (1.65%) F5
14 18 (1.65%) ServiceNow
15 14 (1.29%) TIBCO
16 13 (1.19%) RedGate
17 12 (1.10%) Cisco
18 11 (1.01%) SAP
19 10 (0.92%) Qualys