The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Cacti skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Cacti over the 3 months to 25 March 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.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Cacti
England / London
Rank 397 428 412
Rank change year-on-year +31 -16  
Contract jobs citing Cacti 9 12 8
As % of all contract IT jobs advertised in London 0.046% 0.054% 0.038%
As % of the Systems Management category 0.42% 0.55% 0.44%
Number of daily rates quoted 5 10 5
Median daily rate £420 £450 £525
Median daily rate % change year-on-year -6.66% -14.28%  
UK excluding London median daily rate - £425 £350
% change year-on-year - +21.42%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £33.00

Cacti is in the systems management skills category. The next 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.

Systems Management Skills
London
Contract job vacancies with a requirement for systems management skills 2139 2171 1812
As % of all contract IT job vacancies advertised in London 10.99% 9.81% 8.61%
Number of daily rates quoted 1525 1521 1249
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £360 £340 £295
10% offered a daily rate of more than £613 £575 £575
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 22 23 37
Median hourly rate £47.00 £22.50 £18.70
Median hourly rate % change year-on-year +108.88% +20.32%  
UK excluding London median hourly rate £19.00 £22.50 £21.50
% change year-on-year -15.55% +4.65%  

Cacti
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Cacti as a proportion of all contract or permanent IT jobs with a match in the Systems Management category.

Job vacancy trend for Cacti in London

Cacti
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Cacti in London

Cacti
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Cacti in London over the 3 months to 25 March 2017.

Contractor daily rate histogram for Cacti in London

Cacti
Top 30 Related IT Skills in London

For the 6 months to 25 March 2017, IT contractor jobs citing Cacti 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 London region with a requirement for Cacti.

1 17 (94.44%) Nagios
2 11 (61.11%) Linux
3 10 (55.56%) Puppet
4 9 (50.00%) Opscode Chef
4 9 (50.00%) Data Centre
5 8 (44.44%) DevOps
6 7 (38.89%) logstash
6 7 (38.89%) Amazon AWS
6 7 (38.89%) VMware
6 7 (38.89%) Cisco
7 6 (33.33%) Firewall
7 6 (33.33%) BGP
7 6 (33.33%) Configuration Management
7 6 (33.33%) DNS
7 6 (33.33%) Python
7 6 (33.33%) MySQL
7 6 (33.33%) Graphite
7 6 (33.33%) New Relic
7 6 (33.33%) Splunk
8 5 (27.78%) OpenStack
8 5 (27.78%) Analytics
8 5 (27.78%) Perl
8 5 (27.78%) ITIL
8 5 (27.78%) Unix
8 5 (27.78%) VPN
8 5 (27.78%) Wireless
8 5 (27.78%) Degree
8 5 (27.78%) SolarWinds
8 5 (27.78%) Open Source
8 5 (27.78%) ZABBIX

Cacti
Top Related 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 5 (27.78%) OpenStack
2 4 (22.22%) Apache
2 4 (22.22%) Cloud Foundry
2 4 (22.22%) Tomcat
3 3 (16.67%) Elasticsearch
Cloud Services
1 7 (38.89%) Amazon AWS
2 4 (22.22%) AWS Elastic Beanstalk
2 4 (22.22%) Heroku
2 4 (22.22%) PaaS
3 3 (16.67%) SaaS
4 2 (11.11%) Cloud Computing
5 1 (5.56%) AWS CloudFormation
5 1 (5.56%) Google Cloud Platform
5 1 (5.56%) Google Compute Engine
Communications & Networking
1 6 (33.33%) BGP
1 6 (33.33%) DNS
1 6 (33.33%) Firewall
2 5 (27.78%) VPN
2 5 (27.78%) Wireless
3 4 (22.22%) Cisco Nexus
3 4 (22.22%) MPLS
3 4 (22.22%) Network Security
3 4 (22.22%) OSPF
3 4 (22.22%) TCP/IP
4 3 (16.67%) Cisco ASA
5 2 (11.11%) Cisco ISE
5 2 (11.11%) DWDM
5 2 (11.11%) EIGRP
5 2 (11.11%) IGMP
5 2 (11.11%) IPsec
5 2 (11.11%) Junos
5 2 (11.11%) Multicast
5 2 (11.11%) NX-OS
5 2 (11.11%) VPLS
Database & Business Intelligence
1 6 (33.33%) MySQL
2 3 (16.67%) Oracle Database
3 1 (5.56%) MongoDB
Development Applications
1 2 (11.11%) Ant
1 2 (11.11%) Artifactory
1 2 (11.11%) Atlassian Bamboo
1 2 (11.11%) Git (software)
1 2 (11.11%) Jenkins
1 2 (11.11%) Maven
1 2 (11.11%) Sonatype Nexus
1 2 (11.11%) Subversion
Job Titles
1 7 (38.89%) Network Engineer
2 6 (33.33%) Architect
3 4 (22.22%) Cloud Consultant
3 4 (22.22%) Consultant
4 3 (16.67%) Cloud Architect
4 3 (16.67%) Cloud Infrastructure Architect
4 3 (16.67%) Cloud Infrastructure Consultant
4 3 (16.67%) DevOps Architect
4 3 (16.67%) Infrastructure Architect
4 3 (16.67%) Infrastructure Consultant
4 3 (16.67%) Solutions Architect
5 2 (11.11%) Cisco Engineer
5 2 (11.11%) Cisco Network Engineer
5 2 (11.11%) Firewall Engineer
5 2 (11.11%) Integration Analyst
5 2 (11.11%) Integration Specialist
5 2 (11.11%) Network Support
5 2 (11.11%) Operations Analyst
5 2 (11.11%) Switch Engineer
5 2 (11.11%) Systems Engineer
Libraries, Frameworks & Software Standards
1 4 (22.22%) SAML
2 3 (16.67%) ActiveMQ
3 2 (11.11%) 802.1X
3 2 (11.11%) Elastic Stack
3 2 (11.11%) Web Services
4 1 (5.56%) JSON
4 1 (5.56%) LAMP
4 1 (5.56%) REST
4 1 (5.56%) YAML
Miscellaneous
1 9 (50.00%) Data Centre
2 4 (22.22%) Computer Science
3 1 (5.56%) Cloud Native
Operating Systems
1 11 (61.11%) Linux
2 5 (27.78%) Unix
3 3 (16.67%) Debian
3 3 (16.67%) Oracle Linux
4 1 (5.56%) CentOS
4 1 (5.56%) Red Hat Enterprise Linux
Processes & Methodologies
1 8 (44.44%) DevOps
2 6 (33.33%) Configuration Management
3 5 (27.78%) Analytics
3 5 (27.78%) ITIL
3 5 (27.78%) Open Source
4 4 (22.22%) Change Management
4 4 (22.22%) Data Centre Operations
4 4 (22.22%) Load Balancing
4 4 (22.22%) Migration
4 4 (22.22%) Network Management
5 2 (11.11%) Agile Software Development
5 2 (11.11%) Continuous Integration
5 2 (11.11%) Project Management
5 2 (11.11%) Project Planning
5 2 (11.11%) Refactoring
5 2 (11.11%) Resource Management
5 2 (11.11%) Risk Management
5 2 (11.11%) Scrum
5 2 (11.11%) Security Monitoring
5 2 (11.11%) Software Testing
Programming Languages
1 6 (33.33%) Python
2 5 (27.78%) Perl
3 4 (22.22%) Java
4 3 (16.67%) Ruby
4 3 (16.67%) SQL
5 2 (11.11%) PHP
6 1 (5.56%) C
6 1 (5.56%) C++
6 1 (5.56%) Go
6 1 (5.56%) JavaScript
6 1 (5.56%) Shell Script
Qualifications
1 5 (27.78%) Degree
2 3 (16.67%) CCNP
2 3 (16.67%) Cisco Certification
3 2 (11.11%) ITIL Certification
4 1 (5.56%) CCIE
4 1 (5.56%) CCNA
System Software
1 4 (22.22%) vCloud
1 4 (22.22%) VMware ESX
1 4 (22.22%) VMware ESXi
1 4 (22.22%) vSphere
2 3 (16.67%) VMware Infrastructure
3 2 (11.11%) BIND 9
3 2 (11.11%) ProxySG
4 1 (5.56%) Ceph
4 1 (5.56%) Firmware
4 1 (5.56%) GlusterFS
Systems Management
1 17 (94.44%) Nagios
2 10 (55.56%) Puppet
3 9 (50.00%) Opscode Chef
4 7 (38.89%) logstash
5 6 (33.33%) Graphite
6 5 (27.78%) ZABBIX
7 4 (22.22%) Ganglia
7 4 (22.22%) Hyperic
8 3 (16.67%) Ansible
9 2 (11.11%) CA Spectrum
9 2 (11.11%) Check_MK
9 2 (11.11%) Kibana
9 2 (11.11%) Rundeck
9 2 (11.11%) Stealthwatch
10 1 (5.56%) CFEngine
10 1 (5.56%) Icinga
10 1 (5.56%) Netcool
10 1 (5.56%) SolarWinds Orion
Vendors
1 7 (38.89%) Cisco
1 7 (38.89%) VMware
2 6 (33.33%) New Relic
2 6 (33.33%) Splunk
3 5 (27.78%) SolarWinds
4 4 (22.22%) CheckPoint
4 4 (22.22%) F5
4 4 (22.22%) Oracle
4 4 (22.22%) Red Hat
5 3 (16.67%) Juniper
6 2 (11.11%) Blue Coat
6 2 (11.11%) CA
6 2 (11.11%) Citrix
6 2 (11.11%) HP
6 2 (11.11%) Lancope
6 2 (11.11%) Meraki
6 2 (11.11%) NetScout
6 2 (11.11%) Palo Alto
7 1 (5.56%) Google