Period
to 19 February 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 19 February 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
19 Feb 2018
Same period 2017 Same period 2016
Rank 111 134 162
Rank change year-on-year +23 +28 +9
Contract jobs citing Opscode Chef 1,096 826 704
As % of all contract IT jobs advertised in London 2.35% 2.03% 1.58%
As % of the Systems Management category 18.73% 17.19% 16.87%
Number of daily rates quoted 879 636 560
London median daily rate £525 £525 £488
Median daily rate % change year-on-year - +7.69% +2.63%
10th Percentile £425 £413 £393
90th Percentile £675 £638 £650
England median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% +5.56%
Number of hourly rates quoted 2 0 3
London median hourly rate £37.50 - £50.00
10th Percentile £31.50 - £47.50
90th Percentile £43.50 - £52.50
England median hourly rate £37.50 - £50.00

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 London with a requirement for systems management skills.

All Systems Management Skills
London
Contract vacancies with a requirement for systems management skills 5,851 4,804 4,174
As % of all contract IT jobs advertised in London 12.56% 11.81% 9.39%
Number of daily rates quoted 4,398 3,303 2,934
London median daily rate £525 £500 £450
Median daily rate % change year-on-year +5.00% +11.11% +5.88%
10th Percentile £313 £313 £285
90th Percentile £650 £625 £605
England median daily rate £495 £450 £425
% change year-on-year +10.00% +5.88% +6.25%
Number of hourly rates quoted 70 68 64
London median hourly rate £24.92 £22.42 £22.25
Median hourly rate % change year-on-year +11.16% +0.75% +22.76%
10th Percentile £11.81 £14.00 £13.50
90th Percentile £69.13 £47.00 £52.13
England median hourly rate £17.07 £20.00 £20.00
% change year-on-year -14.66% - +0.45%

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 19 February 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 19 February 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 +27 215 £525 -4.55% 84
West London +29 73 £525 +38.16% 26
South London +13 61 £525 +11.41% 4
East London +7 20 £575 +15.00% 8
North London -8 2 £475 -5.00% 6
Opscode Chef
England

For the 6 months to 19 February 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.

1 801 (73.08%) Puppet
2 761 (69.43%) DevOps
3 733 (66.88%) Ansible
4 588 (53.65%) Amazon AWS
5 513 (46.81%) Agile Software Development
6 470 (42.88%) Jenkins
7 465 (42.43%) Linux
8 444 (40.51%) Python
9 440 (40.15%) Docker
10 436 (39.78%) Java
11 396 (36.13%) Continuous Integration
12 332 (30.29%) Configuration Management
13 295 (26.92%) Microsoft Azure
14 270 (24.64%) Finance
15 267 (24.36%) Git (software)
16 266 (24.27%) Ruby
17 249 (22.72%) Terraform
18 226 (20.62%) Bash Shell
19 223 (20.35%) NoSQL
20 220 (20.07%) MySQL
21 205 (18.70%) TDD
22 193 (17.61%) PostgreSQL
23 188 (17.15%) Kubernetes
23 188 (17.15%) Open Source
24 172 (15.69%) Windows
25 171 (15.60%) Unix
26 156 (14.23%) Tomcat
27 155 (14.14%) PowerShell
28 149 (13.59%) Oracle
29 140 (12.77%) Web Services

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
1 156 (14.23%) Tomcat
2 137 (12.50%) OpenStack
3 110 (10.04%) WebSphere
4 97 (8.85%) WebLogic
5 90 (8.21%) Confluence
6 63 (5.75%) Elasticsearch
6 63 (5.75%) JBoss
7 45 (4.11%) Cloud Foundry
8 39 (3.56%) nginx
9 36 (3.28%) Jetty
10 31 (2.83%) Apache
11 21 (1.92%) Apache Spark
12 19 (1.73%) IIS
13 9 (0.82%) Mule
14 8 (0.73%) Apache Solr
15 7 (0.64%) Mule ESB
16 5 (0.46%) WebSphere Application Server
17 4 (0.36%) MS Exchange
18 3 (0.27%) CMS
18 3 (0.27%) MQSeries
Applications
1 5 (0.46%) HipChat
2 4 (0.36%) Microsoft Office
3 1 (0.091%) MS Visio
Business Applications
1 3 (0.27%) Magento
2 1 (0.091%) Oracle BPM
2 1 (0.091%) Oracle EBS
2 1 (0.091%) SAP Hybris
Cloud Services
1 588 (53.65%) Amazon AWS
2 295 (26.92%) Microsoft Azure
3 101 (9.22%) AWS CloudFormation
4 90 (8.21%) Amazon EC2
5 86 (7.85%) GitHub
6 78 (7.12%) Amazon S3
7 74 (6.75%) PaaS
8 65 (5.93%) IaaS
9 57 (5.20%) npm
10 54 (4.93%) Serverless
11 48 (4.38%) SaaS
12 47 (4.29%) Google Cloud Platform
13 43 (3.92%) Route 53
14 41 (3.74%) Virtual Private Cloud
15 39 (3.56%) AWS Lambda
16 37 (3.38%) Amazon CloudWatch
17 25 (2.28%) CloudFront
18 22 (2.01%) OpenShift
19 21 (1.92%) Cloud Computing
20 14 (1.28%) Slack
Communications & Networking
1 88 (8.03%) TCP/IP
2 64 (5.84%) DNS
3 63 (5.75%) Firewall
4 59 (5.38%) HTTP
5 39 (3.56%) SSL
6 38 (3.47%) DHCP
7 31 (2.83%) Internet
8 17 (1.55%) FTP
8 17 (1.55%) LAN
8 17 (1.55%) SAN
8 17 (1.55%) WAN
9 16 (1.46%) VPN
10 14 (1.28%) IPsec
11 11 (1.00%) VoIP
12 10 (0.91%) OpenFlow
13 9 (0.82%) 3G
13 9 (0.82%) 4G
13 9 (0.82%) GSM
13 9 (0.82%) ICMP
14 8 (0.73%) SMTP
Database & Business Intelligence
1 223 (20.35%) NoSQL
2 220 (20.07%) MySQL
3 193 (17.61%) PostgreSQL
4 104 (9.49%) Hadoop
5 99 (9.03%) MongoDB
6 74 (6.75%) Amazon RDS
7 55 (5.02%) Relational Database
8 47 (4.29%) SQL Server
9 44 (4.01%) Big Data
10 37 (3.38%) Apache Cassandra
11 35 (3.19%) RDBMS
12 26 (2.37%) Redis
13 20 (1.82%) DB2
14 14 (1.28%) Data Warehouse
15 13 (1.19%) Amazon DynamoDB
16 11 (1.00%) Hazelcast
16 11 (1.00%) HBase
17 9 (0.82%) InfluxDB
18 8 (0.73%) OLTP
19 7 (0.64%) Amazon Redshift
Development Applications
1 470 (42.88%) Jenkins
2 267 (24.36%) Git (software)
3 130 (11.86%) TeamCity
4 127 (11.59%) JIRA
5 118 (10.77%) Maven
6 95 (8.67%) MSTest
6 95 (8.67%) NUnit
7 67 (6.11%) Octopus Deploy
8 64 (5.84%) Atlassian Bamboo
9 52 (4.74%) Gradle
9 52 (4.74%) gulp
10 46 (4.20%) Sonatype Nexus
10 46 (4.20%) Subversion
11 41 (3.74%) Selenium
11 41 (3.74%) Team Foundation Server
11 41 (3.74%) webpack
12 40 (3.65%) Bitbucket
12 40 (3.65%) Travis CI
13 37 (3.38%) Grunt
14 31 (2.83%) Artifactory
General
1 270 (24.64%) Finance
2 107 (9.76%) Banking
3 42 (3.83%) Retail Banking
4 39 (3.56%) Retail
5 29 (2.65%) Investment Banking
6 17 (1.55%) Telecoms
7 13 (1.19%) Law
8 11 (1.00%) Financial Institution
9 9 (0.82%) Front Office
10 8 (0.73%) Games
11 6 (0.55%) Marketing
12 5 (0.46%) Publishing
13 3 (0.27%) Electronics
13 3 (0.27%) Manufacturing
14 2 (0.18%) Advertising
14 2 (0.18%) Back Office
14 2 (0.18%) French Language
15 1 (0.091%) Legal
15 1 (0.091%) Pharmaceutical
15 1 (0.091%) Spanish Language
Job Titles
1 528 (48.18%) DevOps Engineer
2 281 (25.64%) Developer
3 192 (17.52%) AWS Engineer
4 180 (16.42%) AWS DevOps
5 162 (14.78%) Java Developer
6 160 (14.60%) AWS DevOps Engineer
7 92 (8.39%) Cloud Engineer
8 75 (6.84%) Linux Engineer
9 69 (6.30%) Senior DevOps
10 66 (6.02%) Linux/Unix DevOps
11 60 (5.47%) Consultant
12 59 (5.38%) Linux DevOps Engineer
13 55 (5.02%) Senior Developer
14 54 (4.93%) Senior DevOps Engineer
15 49 (4.47%) Digital Developer
15 49 (4.47%) Digital Transformation
16 48 (4.38%) DevOps Consultant
17 40 (3.65%) Senior Java Developer
18 36 (3.28%) Azure Engineer
19 35 (3.19%) Windows Engineer
Libraries, Frameworks & Software Standards
1 140 (12.77%) Web Services
2 113 (10.31%) Node.js
3 88 (8.03%) .NET
4 82 (7.48%) Spring
5 60 (5.47%) AngularJS
6 52 (4.74%) CSS
7 46 (4.20%) React
7 46 (4.20%) REST
8 44 (4.01%) Kafka
9 43 (3.92%) Hibernate
9 43 (3.92%) HTML
10 39 (3.56%) HTML5
11 38 (3.47%) Elastic Stack
12 34 (3.10%) LESS
13 33 (3.01%) JSON
14 30 (2.74%) Middleware
14 30 (2.74%) RESTful
15 28 (2.55%) Spring Boot
15 28 (2.55%) Spring MVC
15 28 (2.55%) Vue (Vue.js)
Miscellaneous
1 71 (6.48%) Greenfield Project
2 49 (4.47%) Fintech
3 37 (3.38%) Public Cloud
4 36 (3.28%) Linux Command Line
5 30 (2.74%) Data Centre
6 28 (2.55%) Analytical Skills
7 20 (1.82%) Enterprise Software
8 18 (1.64%) Computer Science
8 18 (1.64%) Replication
9 17 (1.55%) Clustering
9 17 (1.55%) Data Structures
9 17 (1.55%) Derivative
10 16 (1.46%) Equity Derivative
11 14 (1.28%) Mobile App
12 13 (1.19%) Management Information System
12 13 (1.19%) Online Banking
12 13 (1.19%) Virtual Team
13 12 (1.09%) Private Cloud
14 11 (1.00%) Algorithms
14 11 (1.00%) Cloud Native
Operating Systems
1 465 (42.43%) Linux
2 172 (15.69%) Windows
3 171 (15.60%) Unix
4 91 (8.30%) Red Hat Enterprise Linux
5 59 (5.38%) Windows Server
6 50 (4.56%) CentOS
7 35 (3.19%) Windows Server 2012
8 21 (1.92%) Debian
9 20 (1.82%) Ubuntu
10 18 (1.64%) Windows Server 2003
11 15 (1.37%) Solaris
12 14 (1.28%) CoreOS
13 13 (1.19%) Windows Server 2008
14 9 (0.82%) AIX
15 7 (0.64%) VMS
16 4 (0.36%) DC/OS
17 3 (0.27%) Fedora
18 2 (0.18%) Mesosphere
18 2 (0.18%) Windows 10
18 2 (0.18%) Windows 7
Processes & Methodologies
1 761 (69.43%) DevOps
2 513 (46.81%) Agile Software Development
3 396 (36.13%) Continuous Integration
4 332 (30.29%) Configuration Management
5 205 (18.70%) TDD
6 188 (17.15%) Open Source
7 131 (11.95%) OO
8 124 (11.31%) Digital Transformation Programme
9 112 (10.22%) Scrum
10 107 (9.76%) Migration
11 104 (9.49%) Microservices
12 100 (9.12%) Test Automation
13 99 (9.03%) Continuous Delivery
14 93 (8.49%) Software Engineering
15 87 (7.94%) BDD
16 73 (6.66%) Mentoring
17 63 (5.75%) Continuous Deployment
18 62 (5.66%) E-Commerce
19 52 (4.74%) SDLC
20 41 (3.74%) High Availability
Programming Languages
1 444 (40.51%) Python
2 436 (39.78%) Java
3 266 (24.27%) Ruby
4 226 (20.62%) Bash Shell
5 155 (14.14%) PowerShell
6 135 (12.32%) JavaScript
7 122 (11.13%) Perl
8 97 (8.85%) SQL
9 49 (4.47%) Shell Script
10 48 (4.38%) Groovy
11 47 (4.29%) C#
12 46 (4.20%) Go
13 39 (3.56%) PHP
14 32 (2.92%) Scala
15 27 (2.46%) C
16 24 (2.19%) TypeScript
17 21 (1.92%) C++
17 21 (1.92%) ES6
18 13 (1.19%) Korn
19 6 (0.55%) T-SQL
Qualifications
1 114 (10.40%) Security Cleared
2 78 (7.12%) SC Cleared
3 47 (4.29%) AWS Certification
4 24 (2.19%) Degree
5 11 (1.00%) Computer Science Degree
6 8 (0.73%) BPSS Clearance
6 8 (0.73%) MCSE
6 8 (0.73%) Microsoft Certification
7 6 (0.55%) DV Cleared
7 6 (0.55%) ITIL Certification
8 5 (0.46%) RHCE
8 5 (0.46%) VMware Certified Professional (VCP)
9 4 (0.36%) MCITP
10 3 (0.27%) CISA
10 3 (0.27%) CISM
11 2 (0.18%) CCA
11 2 (0.18%) CISSP
11 2 (0.18%) Citrix Certification
11 2 (0.18%) PMI Certification
11 2 (0.18%) PMP
Quality Assurance & Compliance
1 35 (3.19%) QA
2 27 (2.46%) GCP
3 4 (0.36%) Disclosure Scotland
4 2 (0.18%) ISO/IEC 27001
4 2 (0.18%) PCI DSS
4 2 (0.18%) PMO
4 2 (0.18%) SLA
5 1 (0.091%) GDPR
System Software
1 440 (40.15%) Docker
2 48 (4.38%) VMware Infrastructure
3 30 (2.74%) vCloud
3 30 (2.74%) Virtual Machines
4 26 (2.37%) VMware ESXi
5 25 (2.28%) Active Directory
6 22 (2.01%) Hyper-V
7 15 (1.37%) KVM
8 13 (1.19%) Samba
9 12 (1.09%) HDFS
10 10 (0.91%) Apache ZooKeeper
11 9 (0.82%) Apache Flume
12 8 (0.73%) Firmware
12 8 (0.73%) Virtual Servers
13 5 (0.46%) VMware NSX
14 4 (0.36%) vSphere
15 3 (0.27%) iptables
15 3 (0.27%) NFS
16 2 (0.18%) Ceph
16 2 (0.18%) etcd
Systems Management
1 801 (73.08%) Puppet
2 733 (66.88%) Ansible
3 249 (22.72%) Terraform
4 188 (17.15%) Kubernetes
5 52 (4.74%) Nagios
6 45 (4.11%) Mesos
7 42 (3.83%) Salt
8 40 (3.65%) Packer
9 31 (2.83%) Cobbler
10 29 (2.65%) Docker Swarm
11 23 (2.10%) Grafana
12 20 (1.82%) Kibana
13 17 (1.55%) WMI
14 15 (1.37%) Consul
14 15 (1.37%) Suricata
15 14 (1.28%) CFEngine
15 14 (1.28%) Rancher
16 12 (1.09%) Capistrano
16 12 (1.09%) Icinga
17 9 (0.82%) logstash
Vendors
1 149 (13.59%) Oracle
2 114 (10.40%) Splunk
3 91 (8.30%) Red Hat
4 87 (7.94%) VMware
5 57 (5.20%) Microsoft
6 51 (4.65%) SaltStack
7 43 (3.92%) Atlassian
8 42 (3.83%) Google
9 33 (3.01%) AppDynamics
10 25 (2.28%) New Relic
11 22 (2.01%) Cisco
12 16 (1.46%) IBM
13 15 (1.37%) Qualys
14 14 (1.28%) SolarWinds
15 12 (1.09%) Fortinet
15 12 (1.09%) Juniper
16 11 (1.00%) Mitel
17 9 (0.82%) Rackspace
18 8 (0.73%) Kaspersky
19 7 (0.64%) Citrix