The table below looks at the prevalence of the term Clustering in contract job vacancies advertised in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 3 months to 27 June 2017 with a comparison to the same period over 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.

Clustering
London / City of London
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 155 134 139
Rank change year-on-year -21 +5  
Contract jobs citing Clustering 9 29 62
As % of all contract IT jobs advertised in the City of London 0.27% 0.86% 1.08%
As % of the Miscellaneous category 0.65% 2.17% 2.83%
Number of daily rates quoted 6 28 36
Median daily rate £463 £475 £381
Median daily rate % change year-on-year -2.63% +24.59%  
90% offered a daily rate of more than £288 £321 £320
10% offered a daily rate of more than £669 £502 £550
UK excluding London median daily rate £375 £330 £375
% change year-on-year +13.63% -12.00%  
Number of hourly rates quoted 0 0 8
Median hourly rate - - £22.83
UK excluding London median hourly rate - £28.00 £19.50
% change year-on-year - +43.58%  

Clustering is in the generic IT skills category. The next 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 generic IT skills.

Generic IT Skills
City of London
Contract job vacancies with a requirement for generic IT skills 1390 1337 2191
As % of all contract IT job vacancies advertised in the City of London 42.07% 39.47% 38.18%
Number of daily rates quoted 1047 1125 1753
Median daily rate £533 £475 £475
Median daily rate % change year-on-year +12.10% -  
90% offered a daily rate of more than £325 £313 £300
10% offered a daily rate of more than £675 £650 £650
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 14 15 38
Median hourly rate £18.70 £17.50 £22.29
Median hourly rate % change year-on-year +6.82% -21.48%  
90% offered a hourly rate of more than £12.93 £12.50 £14.88
10% offered a hourly rate of more than £22.20 £65.00 £59.95
UK excluding London median hourly rate £25.00 £23.00 £18.88
% change year-on-year +8.69% +21.82%  

Clustering
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Clustering as a proportion of all contract or permanent IT jobs with a match in the Miscellaneous category.

Job vacancy trend for Clustering in the City of London

Clustering
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Clustering in the City of London

Clustering
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Clustering in the City of London over the 3 months to 27 June 2017.

Contractor daily rate histogram for Clustering in the City of London

Clustering
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Clustering in the City of London

For the 6 months to 27 June 2017, IT contractor jobs citing Clustering 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 City of London region with a requirement for Clustering.

1 15 (51.72%) Linux
1 15 (51.72%) Finance
2 11 (37.93%) Python
2 11 (37.93%) Microsoft
3 10 (34.48%) Windows
3 10 (34.48%) VMware
3 10 (34.48%) Banking
4 9 (31.03%) Java
4 9 (31.03%) SAN
5 8 (27.59%) Active Directory
5 8 (27.59%) SQL Server
5 8 (27.59%) Bash Shell
6 7 (24.14%) Windows Server 2008
6 7 (24.14%) Oracle
6 7 (24.14%) Perl
6 7 (24.14%) Apache
6 7 (24.14%) Firewall
6 7 (24.14%) Windows Server
7 6 (20.69%) Microsoft Clustering
7 6 (20.69%) Ruby
7 6 (20.69%) Symantec
7 6 (20.69%) High Availability
7 6 (20.69%) DevOps
8 5 (17.24%) Data Centre
8 5 (17.24%) Hyper-V
8 5 (17.24%) PowerShell
8 5 (17.24%) User Acceptance Testing
8 5 (17.24%) NAS
8 5 (17.24%) Microsoft Azure
8 5 (17.24%) Puppet

Clustering
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 7 (24.14%) Apache
2 4 (13.79%) Tomcat
3 3 (10.34%) nginx
3 3 (10.34%) Oracle HTTP Server
4 2 (6.90%) Confluence
4 2 (6.90%) Exchange Server 2013
4 2 (6.90%) Skype for Business
5 1 (3.45%) Exchange Server 2010
5 1 (3.45%) IIS
5 1 (3.45%) MS Exchange
5 1 (3.45%) Oracle SOA Suite
5 1 (3.45%) SharePoint
5 1 (3.45%) WebLogic
Applications
1 2 (6.90%) Microsoft Office
Business Applications
1 2 (6.90%) SAP Oil and Gas
2 1 (3.45%) Oracle EBS
2 1 (3.45%) Oracle Retail
Cloud Services
1 5 (17.24%) Microsoft Azure
2 4 (13.79%) Amazon AWS
2 4 (13.79%) GitHub
3 3 (10.34%) IaaS
3 3 (10.34%) Office 365
4 2 (6.90%) AWS CloudFormation
5 1 (3.45%) PaaS
5 1 (3.45%) SaaS
5 1 (3.45%) Slack
Communications & Networking
1 9 (31.03%) SAN
2 7 (24.14%) Firewall
3 5 (17.24%) HTTP
3 5 (17.24%) NAS
3 5 (17.24%) TCP/IP
4 4 (13.79%) DNS
4 4 (13.79%) SSL
5 3 (10.34%) DHCP
5 3 (10.34%) Fibre Channel
5 3 (10.34%) iSCSI
5 3 (10.34%) SMTP
6 2 (6.90%) Cisco ASA
6 2 (6.90%) FTP
6 2 (6.90%) LDAP
7 1 (3.45%) Cisco Nexus
7 1 (3.45%) LAN
7 1 (3.45%) SSH
7 1 (3.45%) WAN
Database & Business Intelligence
1 8 (27.59%) SQL Server
2 4 (13.79%) PostgreSQL
3 3 (10.34%) Oracle BI EE
3 3 (10.34%) Oracle Database
3 3 (10.34%) Oracle Database 11g
3 3 (10.34%) SQL Server 2008
4 2 (6.90%) Amazon RDS
4 2 (6.90%) MySQL
5 1 (3.45%) Apache Cassandra
5 1 (3.45%) MongoDB
5 1 (3.45%) Oracle ODI
5 1 (3.45%) SQL Server 2005
5 1 (3.45%) SQL Server 2012
5 1 (3.45%) SQL Server 2014
5 1 (3.45%) SQL Server Analysis Services
5 1 (3.45%) SQL Server Integration Services
5 1 (3.45%) SQL Server Reporting Services
Development Applications
1 3 (10.34%) Jenkins
1 3 (10.34%) Subversion
2 2 (6.90%) Atlassian Bamboo
2 2 (6.90%) JIRA
2 2 (6.90%) TeamCity
3 1 (3.45%) Bitbucket
3 1 (3.45%) Git (software)
3 1 (3.45%) SonarQube
3 1 (3.45%) Team Foundation Server
General
1 15 (51.72%) Finance
2 10 (34.48%) Banking
3 4 (13.79%) Financial Institution
4 3 (10.34%) Investment Banking
5 2 (6.90%) Electronics
5 2 (6.90%) Manufacturing
5 2 (6.90%) Marketing
5 2 (6.90%) Telecoms
6 1 (3.45%) French Language
6 1 (3.45%) Legal
6 1 (3.45%) Retail
Job Titles
1 5 (17.24%) Linux Engineer
2 4 (13.79%) DevOps Engineer
2 4 (13.79%) Infrastructure Engineer
3 3 (10.34%) Infrastructure Manager
3 3 (10.34%) Infrastructure Specialist
3 3 (10.34%) Senior DevOps
3 3 (10.34%) Senior DevOps Engineer
4 2 (6.90%) Applications Consultant
4 2 (6.90%) Architect
4 2 (6.90%) Consultant
4 2 (6.90%) Deployment Consultant
4 2 (6.90%) Java Consultant
4 2 (6.90%) Linux Support
4 2 (6.90%) Linux Support Engineer
4 2 (6.90%) Senior Linux Engineer
4 2 (6.90%) Senior Linux Support
4 2 (6.90%) Senior Support Engineer
4 2 (6.90%) Storage Specialist
4 2 (6.90%) Support Engineer
4 2 (6.90%) Windows Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 4 (13.79%) LAPP Stack
2 2 (6.90%) LAMP
2 2 (6.90%) LEMP Stack
2 2 (6.90%) Middleware
3 1 (3.45%) Apache Camel
3 1 (3.45%) Hibernate
3 1 (3.45%) Oracle ADF
3 1 (3.45%) Oracle Fusion
3 1 (3.45%) OSGi
3 1 (3.45%) SOAP
3 1 (3.45%) Software Packaging
3 1 (3.45%) Spring
3 1 (3.45%) Web Services
3 1 (3.45%) WebCenter
3 1 (3.45%) WSDL
3 1 (3.45%) XML
3 1 (3.45%) XML Schema
3 1 (3.45%) XSD
Miscellaneous
1 5 (17.24%) Data Centre
2 4 (13.79%) Hedge funds
3 2 (6.90%) AS400
3 2 (6.90%) iSeries
3 2 (6.90%) Private Cloud
3 2 (6.90%) Replication
4 1 (3.45%) Derivative
4 1 (3.45%) Enterprise Software
4 1 (3.45%) Enterprise Storage
4 1 (3.45%) Fixed Income
4 1 (3.45%) HP Storage
4 1 (3.45%) Public Cloud
Operating Systems
1 15 (51.72%) Linux
2 10 (34.48%) Windows
3 7 (24.14%) Windows Server
3 7 (24.14%) Windows Server 2008
4 4 (13.79%) Red Hat Enterprise Linux
4 4 (13.79%) Unix
5 3 (10.34%) Windows Server 2003
5 3 (10.34%) Windows Server 2012
6 2 (6.90%) CentOS
6 2 (6.90%) Solaris
6 2 (6.90%) Windows 8
6 2 (6.90%) Windows XP
7 1 (3.45%) Data ONTAP
7 1 (3.45%) SUSE Linux Enterprise Server
Processes & Methodologies
1 6 (20.69%) DevOps
1 6 (20.69%) High Availability
2 5 (17.24%) User Acceptance Testing
3 3 (10.34%) Business Intelligence
3 3 (10.34%) Continuous Integration
3 3 (10.34%) EAI
3 3 (10.34%) Load Balancing
3 3 (10.34%) Performance Tuning
4 2 (6.90%) Agile Software Development
4 2 (6.90%) Configuration Management
4 2 (6.90%) Converged Infrastructure
4 2 (6.90%) Data Deduplication
4 2 (6.90%) Data Protection
4 2 (6.90%) Digital Marketing
4 2 (6.90%) Digital Transformation Programme
4 2 (6.90%) Disaster Recovery
4 2 (6.90%) Programme Management
4 2 (6.90%) Server Building
5 1 (3.45%) Patch Management
5 1 (3.45%) Storage Virtualisation
Programming Languages
1 11 (37.93%) Python
2 9 (31.03%) Java
3 8 (27.59%) Bash Shell
4 7 (24.14%) Perl
5 6 (20.69%) Ruby
6 5 (17.24%) PowerShell
7 4 (13.79%) SQL
8 3 (10.34%) Shell Script
9 1 (3.45%) Korn
9 1 (3.45%) T-SQL
Qualifications
1 1 (3.45%) CCNP
1 1 (3.45%) Cisco Certification
1 1 (3.45%) Degree
1 1 (3.45%) ITIL Certification
1 1 (3.45%) MCSE
1 1 (3.45%) Microsoft Certification
1 1 (3.45%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 1 (3.45%) QA
System Software
1 8 (27.59%) Active Directory
2 5 (17.24%) Hyper-V
3 3 (10.34%) Docker
3 3 (10.34%) VMware ESXi
3 3 (10.34%) VMware Infrastructure
3 3 (10.34%) XenApp
3 3 (10.34%) XenDesktop
4 2 (6.90%) Corosync
4 2 (6.90%) NFS
4 2 (6.90%) vCloud
4 2 (6.90%) Virtual Machines
4 2 (6.90%) vSphere
4 2 (6.90%) XenServer
5 1 (3.45%) DFS Replication
5 1 (3.45%) GFS2
5 1 (3.45%) GlusterFS
5 1 (3.45%) OCFS2
5 1 (3.45%) Samba
Systems Management
1 6 (20.69%) Microsoft Clustering
2 5 (17.24%) NetBackup
2 5 (17.24%) Puppet
3 4 (13.79%) SCCM
4 3 (10.34%) Ansible
4 3 (10.34%) Failover Clustering
5 2 (6.90%) Backup Exec
5 2 (6.90%) HAProxy
5 2 (6.90%) Norton AntiVirus
5 2 (6.90%) Opscode Chef
5 2 (6.90%) Pacemaker
5 2 (6.90%) Rundeck
5 2 (6.90%) SCOM
5 2 (6.90%) SCOrch
5 2 (6.90%) SCSM
5 2 (6.90%) SCVMM
5 2 (6.90%) Symantec Endpoint Protection
5 2 (6.90%) Symantec Enterprise Vault
5 2 (6.90%) Terraform
6 1 (3.45%) Nagios
Vendors
1 11 (37.93%) Microsoft
2 10 (34.48%) VMware
3 7 (24.14%) Oracle
4 6 (20.69%) Symantec
5 5 (17.24%) HP
6 4 (13.79%) Cisco
6 4 (13.79%) Citrix
7 3 (10.34%) Red Hat
7 3 (10.34%) Siebel
7 3 (10.34%) Veritas
8 2 (6.90%) 3PAR
8 2 (6.90%) Brocade
8 2 (6.90%) SAP
9 1 (3.45%) Atlassian
9 1 (3.45%) Mitel
9 1 (3.45%) NetApp
City, London
Vertus Partners
Rate: From £450 to £500 per day
Posted: 5 days ago