The following table provides summary statistics for contract job vacancies with a requirement for Ganglia skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Ganglia over the 3 months to 28 June 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.

Ganglia
UK
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 605 637 640
Rank change year-on-year +32 +3  
Contract jobs citing Ganglia 5 14 5
As % of all contract IT jobs advertised in the UK 0.011% 0.026% 0.009%
As % of the Systems Management category 0.098% 0.23% 0.11%
Number of daily rates quoted 2 13 5
Median daily rate £425 £455 £345
Median daily rate % change year-on-year -6.59% +31.88%  
UK excluding London median daily rate £425 £388 £288
% change year-on-year +9.67% +34.78%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

Ganglia 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 with a requirement for systems management skills.

Systems Management Skills
UK
Contract job vacancies with a requirement for systems management skills 5111 6178 4748
As % of all contract IT job vacancies advertised in the UK 10.85% 11.47% 8.61%
Number of daily rates quoted 3338 3978 2926
Median daily rate £475 £450 £400
Median daily rate % change year-on-year +5.55% +12.50%  
90% offered a daily rate of more than £300 £285 £250
10% offered a daily rate of more than £600 £588 £550
UK excluding London median daily rate £450 £400 £378
% change year-on-year +12.50% +5.76%  
Number of hourly rates quoted 116 144 159
Median hourly rate £17.50 £28.88 £21.00
Median hourly rate % change year-on-year -39.39% +37.50%  
90% offered a hourly rate of more than £11.37 £17.50 £12.95
10% offered a hourly rate of more than £47.50 £45.18 £40.00
UK excluding London median hourly rate £17.50 £34.10 £20.50
% change year-on-year -48.68% +66.34%  

Ganglia
Job Vacancy Trend

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

Job vacancy trend for Ganglia in the UK

Ganglia
Contractor Daily Rate Trend

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

Contractor daily rate trend for Ganglia in the UK

Ganglia
Top 6 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Ganglia within the UK over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +28 5 £425 -6.59% 1
London +3 3 £425 -6.59%
Northamptonshire - 2 £425 -
East Midlands - 2 £425 -
City of London - 1 £425 -
Northampton - 1 - -

For the 6 months to 28 June 2017, IT contractor jobs citing Ganglia also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Ganglia.

1 14 (82.35%) Java
2 12 (70.59%) Unix
3 9 (52.94%) Oracle
3 9 (52.94%) Performance Testing
3 9 (52.94%) Oracle Database
3 9 (52.94%) nmon
3 9 (52.94%) AppDynamics
4 8 (47.06%) DevOps
5 7 (41.18%) Graphite
5 7 (41.18%) Performance Monitoring
5 7 (41.18%) Test Planning
5 7 (41.18%) Banking
5 7 (41.18%) Amazon AWS
5 7 (41.18%) Puppet
5 7 (41.18%) OpenStack
5 7 (41.18%) Opscode Chef
5 7 (41.18%) Linux
5 7 (41.18%) Nagios
6 6 (35.29%) Performance Engineering
7 5 (29.41%) Kibana
7 5 (29.41%) Ansible
7 5 (29.41%) Configuration Management
8 4 (23.53%) Fedora
8 4 (23.53%) Python
8 4 (23.53%) TCP/IP
8 4 (23.53%) HTTPS
8 4 (23.53%) SSL
8 4 (23.53%) IBM
8 4 (23.53%) Red Hat
8 4 (23.53%) Tivoli

Ganglia
Co-occurring IT Skills 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 7 (41.18%) OpenStack
2 3 (17.65%) Cloud Foundry
3 1 (5.88%) DataSynapse
3 1 (5.88%) Elasticsearch
Cloud Services
1 7 (41.18%) Amazon AWS
2 3 (17.65%) AWS Elastic Beanstalk
2 3 (17.65%) Heroku
2 3 (17.65%) PaaS
Communications & Networking
1 4 (23.53%) HTTPS
1 4 (23.53%) SSL
1 4 (23.53%) TCP/IP
2 3 (17.65%) DNS
Database & Business Intelligence
1 9 (52.94%) Oracle Database
2 1 (5.88%) PowerCenter
Development Applications
1 4 (23.53%) Git (software)
1 4 (23.53%) GoCD
1 4 (23.53%) Jenkins
1 4 (23.53%) Subversion
1 4 (23.53%) Travis CI
General
1 7 (41.18%) Banking
2 2 (11.76%) Finance
Job Titles
1 4 (23.53%) DevOps Engineer
2 3 (17.65%) Analyst
2 3 (17.65%) Cloud Consultant
2 3 (17.65%) Consultant
2 3 (17.65%) Performance Analyst
2 3 (17.65%) Performance Test Analyst
2 3 (17.65%) Performance Test Leader
2 3 (17.65%) Test Analyst
2 3 (17.65%) Test Leader
3 2 (11.76%) Architect
3 2 (11.76%) Cloud Architect
3 2 (11.76%) Cloud Infrastructure Architect
3 2 (11.76%) Cloud Infrastructure Consultant
3 2 (11.76%) Infrastructure Architect
3 2 (11.76%) Infrastructure Consultant
3 2 (11.76%) Performance Tester
3 2 (11.76%) Tester
4 1 (5.88%) Grid Engineer
4 1 (5.88%) TIBCO Engineer
4 1 (5.88%) Workstream Lead
Libraries, Frameworks & Software Standards
1 3 (17.65%) SAML
2 1 (5.88%) Elastic Stack
2 1 (5.88%) Middleware
Miscellaneous
1 3 (17.65%) Computer Science
1 3 (17.65%) Data Centre
2 1 (5.88%) Equities
2 1 (5.88%) Fixed Income
2 1 (5.88%) Foreign Exchange (FX)
2 1 (5.88%) Grid Computing
2 1 (5.88%) Virtual Team
Operating Systems
1 12 (70.59%) Unix
2 7 (41.18%) Linux
3 4 (23.53%) CentOS
3 4 (23.53%) Fedora
3 4 (23.53%) Red Hat Enterprise Linux
4 1 (5.88%) Windows
4 1 (5.88%) Windows Server
4 1 (5.88%) Windows Server 2008
Processes & Methodologies
1 9 (52.94%) Performance Testing
2 8 (47.06%) DevOps
3 7 (41.18%) Performance Monitoring
3 7 (41.18%) Test Planning
4 6 (35.29%) Performance Engineering
5 5 (29.41%) Configuration Management
6 4 (23.53%) Agile Software Development
6 4 (23.53%) Continuous Integration
6 4 (23.53%) Test Scripting
6 4 (23.53%) Test Strategy
6 4 (23.53%) Volume Testing
7 3 (17.65%) Analytics
7 3 (17.65%) Data Centre Operations
8 1 (5.88%) Disaster Recovery
8 1 (5.88%) ETL
8 1 (5.88%) ITIL
8 1 (5.88%) Migration
8 1 (5.88%) Project Management
8 1 (5.88%) Workflow
Programming Languages
1 14 (82.35%) Java
2 4 (23.53%) Python
2 4 (23.53%) Ruby
3 1 (5.88%) PowerShell
Qualifications
1 3 (17.65%) Computer Science Degree
1 3 (17.65%) Degree
System Software
1 3 (17.65%) vCloud
1 3 (17.65%) VMware ESXi
1 3 (17.65%) vSphere
Systems Management
1 9 (52.94%) nmon
2 7 (41.18%) Graphite
2 7 (41.18%) Nagios
2 7 (41.18%) Opscode Chef
2 7 (41.18%) Puppet
3 5 (29.41%) Ansible
3 5 (29.41%) Kibana
4 4 (23.53%) logstash
4 4 (23.53%) Riemann
4 4 (23.53%) Tivoli
4 4 (23.53%) Tivoli Monitoring
5 3 (17.65%) Cacti
5 3 (17.65%) Hyperic
6 1 (5.88%) ITRS Geneos
Vendors
1 9 (52.94%) AppDynamics
1 9 (52.94%) Oracle
2 4 (23.53%) IBM
2 4 (23.53%) Red Hat
2 4 (23.53%) Splunk
3 3 (17.65%) New Relic
3 3 (17.65%) VMware
4 1 (5.88%) Informatica
4 1 (5.88%) Salesforce.com
4 1 (5.88%) TIBCO
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