The table below looks at the prevalence of the term Clustering in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Clustering over the 3 months to 29 May 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
29 May 2015
Same period 2014 Same period 2013
Clustering
Rank 244 266 239
Rank change year-on-year
+22 -27
Contract jobs citing Clustering 164 143 165
As % of all contract IT jobs located in London 0.75% 0.63% 0.75%
As % of the Miscellaneous category 2.09% 1.67% 1.91%
Number of daily rates quoted 110 110 111
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£400 £430 £400
Average daily rate % change year-on-year
-6.97% +7.50%
90% offered a daily rate of more than £287 £300 £300
10% offered a daily rate of more than £500 £500 £560
UK excluding London average daily rate £350 £350 £351
% change year-on-year
- -0.35%
Number of hourly rates quoted 8 0 1
Average hourly rate £22.83 - £28.00
UK excluding London average hourly rate £40.00 £32.50 £26.00
% change year-on-year
+23.07% +25.00%
Clustering
England

The following table is for comparison with the above and provides statistics for the entire Miscellaneous category in contract jobs advertised in the London region.

Miscellaneous Category
London
Contract IT job ads with a match in the
Miscellaneous category
7832 8557 8659
As % of all contract IT jobs located in London 35.72% 37.56% 39.16%
Number of daily rates quoted 5398 6012 5888
Average daily rate £463 £450 £470
Average daily rate % change year-on-year
+2.77% -4.25%
90% offered a daily rate of more than £275 £275 £275
10% offered a daily rate of more than £640 £650 £625
UK excluding London average daily rate £375 £350 £350
% change year-on-year
+7.14% -
Number of hourly rates quoted 140 149 199
Average hourly rate £18.00 £20.00 £22.50
Average hourly rate % change year-on-year
-10.00% -11.11%
90% offered a hourly rate of more than £13.50 £13.10 £15.15
10% offered a hourly rate of more than £52.17 £41.40 £54.00
UK excluding London average hourly rate £19.00 £21.50 £21.50
% change year-on-year
-11.62% -

Clustering
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing Clustering across the London region as a proportion of the total demand within the Miscellaneous category.

Clustering Jobs Demand Trend in London

Clustering
Daily Rate Trend in London

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

Clustering Daily Rate Trend in London

Clustering
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Clustering across the London region over the 3 months to 29 May 2015.

Clustering Daily Rate Histogram in London

Clustering
Hourly Rate Trend in London

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

Clustering Hourly Rate Trend in London

Clustering
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Clustering within the London region over the 3 months to 29 May 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +46 69 £413 -2.36% 12
Twickenham - 2 - - 1
Uxbridge - 1 £180 -
West Drayton - 1 £563 -
Hammersmith - 1 £390 -
Brentford - 1 £375 -
Clustering
England

Clustering
Top 30 Related IT Skills in London

For the 6 months to 29 May 2015, IT contractor jobs across the London region citing Clustering also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Clustering.

1 168 (53.50%) Windows
2 120 (38.22%) VMware
3 117 (37.26%) Linux
4 111 (35.35%) Microsoft
5 104 (33.12%) Finance
6 100 (31.85%) SQL Server
7 98 (31.21%) Active Directory
8 93 (29.62%) SQL
9 86 (27.39%) VMware Infrastructure
10 85 (27.07%) Oracle
11 80 (25.48%) SAN
12 70 (22.29%) DNS
12 70 (22.29%) Windows Server 2012
13 66 (21.02%) Windows Server 2008
14 63 (20.06%) Windows Server 2003
15 62 (19.75%) Citrix
16 61 (19.43%) Red Hat
17 58 (18.47%) PowerShell
17 58 (18.47%) Puppet
18 57 (18.15%) ITIL
19 52 (16.56%) MS Exchange
19 52 (16.56%) Firewall
20 51 (16.24%) UNIX
21 49 (15.61%) Perl
22 46 (14.65%) HP
22 46 (14.65%) Load Balancing
23 45 (14.33%) vSphere
24 43 (13.69%) Java
25 42 (13.38%) Data Centre
26 41 (13.06%) IIS

Clustering
Top Related IT Skills in London by Category

For the 6 months to 29 May 2015, IT contractor jobs across the London region citing Clustering also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Clustering. Up to 20 skills are shown per category.

Application Platforms
1 52 (16.56%) MS Exchange
2 41 (13.06%) IIS
3 32 (10.19%) Lync
4 29 (9.24%) Apache
5 26 (8.28%) Tomcat
5 26 (8.28%) WebSphere
6 24 (7.64%) WebLogic
7 23 (7.32%) SharePoint
8 21 (6.69%) Exchange Server 2010
9 19 (6.05%) Exchange Server 2013
10 18 (5.73%) Exchange Server 2007
11 16 (5.10%) Blackberry Enterprise Server
12 14 (4.46%) Office Communications Server
13 12 (3.82%) Exchange Server 2003
14 11 (3.50%) Apache Solr
14 11 (3.50%) Oracle SOA Suite
15 10 (3.18%) Adobe Experience Manager
15 10 (3.18%) WebSphere Application Server
16 9 (2.87%) OpenStack
17 8 (2.55%) nginx
Applications
1 39 (12.42%) MS Excel
2 16 (5.10%) MS Office
3 5 (1.59%) MS Project
4 4 (1.27%) MS Visio
Business Applications
1 21 (6.69%) Oracle EBS
2 18 (5.73%) Oracle Applications
3 15 (4.78%) Oracle EBS R12
4 3 (0.96%) Remedy ITSM
5 2 (0.64%) Remedy AR System
6 1 (0.32%) Dynamics AX
6 1 (0.32%) Hyperion Enterprise
6 1 (0.32%) JDE EnterpriseOne
Cloud Services
1 24 (7.64%) Amazon AWS
2 16 (5.10%) Microsoft Azure
3 15 (4.78%) Office 365
4 14 (4.46%) PaaS
5 11 (3.50%) IaaS
6 9 (2.87%) Amazon EC2
7 6 (1.91%) Mimecast
7 6 (1.91%) Heroku
7 6 (1.91%) Engine Yard
8 4 (1.27%) Virtual Private Cloud
8 4 (1.27%) SaaS
8 4 (1.27%) Amazon S3
9 1 (0.32%) Google Analytics
9 1 (0.32%) Cloud Computing
9 1 (0.32%) Google Apps
9 1 (0.32%) Rackspace Cloud
Communications & Networking
1 80 (25.48%) SAN
2 70 (22.29%) DNS
3 52 (16.56%) Firewall
4 39 (12.42%) LDAP
4 39 (12.42%) TCP/IP
5 28 (8.92%) NAS
6 27 (8.60%) VLAN
7 19 (6.05%) VPN
7 19 (6.05%) WAN
8 18 (5.73%) LAN
9 17 (5.41%) DHCP
10 14 (4.46%) SSL
11 10 (3.18%) HTTP
11 10 (3.18%) iSCSI
12 9 (2.87%) Internet
13 8 (2.55%) Unified Communications
13 8 (2.55%) DMZ
13 8 (2.55%) VoIP
14 7 (2.23%) BIG-IP
14 7 (2.23%) Ethernet
Database & Business Intelligence
1 100 (31.85%) SQL Server
2 33 (10.51%) SQL Server Integration Services
3 28 (8.92%) MySQL
3 28 (8.92%) Oracle Database
4 27 (8.60%) Relational Database
5 24 (7.64%) RDBMS
5 24 (7.64%) SQL Server Reporting Services
6 23 (7.32%) SQL Server 2008
7 21 (6.69%) SQL Server Analysis Services
7 21 (6.69%) SQL Server 2012
8 19 (6.05%) Oracle Database 11g
8 19 (6.05%) NoSQL
8 19 (6.05%) MongoDB
9 18 (5.73%) Oracle Database 10g
9 18 (5.73%) Data Warehouse
10 15 (4.78%) Oracle BI EE
11 13 (4.14%) SQL Server 2005
11 13 (4.14%) Apache Cassandra
12 9 (2.87%) PostgreSQL
12 9 (2.87%) SSDT
Development Applications
1 19 (6.05%) Jenkins
2 18 (5.73%) Subversion
3 13 (4.14%) JIRA
4 10 (3.18%) Team Foundation Server
5 9 (2.87%) Visual Studio
5 9 (2.87%) Introscope
6 7 (2.23%) Git (software)
7 4 (1.27%) Hudson
7 4 (1.27%) ERwin
8 3 (0.96%) Maven
9 2 (0.64%) SQL Server Management Studio (SSMS)
9 2 (0.64%) Eclipse
9 2 (0.64%) Ant
10 1 (0.32%) NUnit
10 1 (0.32%) Atlassian Bamboo
10 1 (0.32%) Mercurial
10 1 (0.32%) VSS/SourceSafe
10 1 (0.32%) ClearCase
10 1 (0.32%) Juju
10 1 (0.32%) Gradle
General
1 104 (33.12%) Finance
2 31 (9.87%) Banking
3 11 (3.50%) Investment Banking
4 9 (2.87%) Financial Institution
5 8 (2.55%) Back Office
5 8 (2.55%) Law
5 8 (2.55%) Legal
6 6 (1.91%) Billing
7 5 (1.59%) Retail
8 4 (1.27%) Pharmaceutical
8 4 (1.27%) Publishing
8 4 (1.27%) Private Banking
9 3 (0.96%) Telecoms
10 2 (0.64%) Marketing
10 2 (0.64%) Corporate Banking
11 1 (0.32%) Local Government
11 1 (0.32%) French Language
11 1 (0.32%) German Language
11 1 (0.32%) Games
Job Titles
1 49 (15.61%) DBA
2 43 (13.69%) Administrator
3 34 (10.83%) Architect
4 32 (10.19%) Infrastructure Engineer
5 27 (8.60%) SQL DBA
6 25 (7.96%) Systems Administrator
7 22 (7.01%) Consultant
8 20 (6.37%) Developer
9 19 (6.05%) Oracle DBA
10 18 (5.73%) DevOps Engineer
11 17 (5.41%) Solutions Architect
12 16 (5.10%) SQL Server DBA
13 15 (4.78%) Oracle Applications DBA
14 12 (3.82%) Analyst
14 12 (3.82%) SQL Developer
15 11 (3.50%) Senior DevOps Engineer
16 10 (3.18%) Linux Engineer
16 10 (3.18%) Server Engineer
16 10 (3.18%) Windows Administrator
16 10 (3.18%) Server Administrator
Libraries, Frameworks & Software Standards
1 37 (11.78%) .NET
2 24 (7.64%) Middleware
3 16 (5.10%) Java EE
4 15 (4.78%) Web Services
5 12 (3.82%) MCollective
5 12 (3.82%) WebSphere MQ
6 10 (3.18%) J2EE
7 6 (1.91%) XML
7 6 (1.91%) MDX
8 5 (1.59%) Spring
8 5 (1.59%) RESTful
9 4 (1.27%) libvirt
9 4 (1.27%) Hibernate
9 4 (1.27%) HTML
9 4 (1.27%) Oracle Fusion
9 4 (1.27%) TIBCO EMS
10 3 (0.96%) EJB
10 3 (0.96%) CSS
10 3 (0.96%) ASP.NET
10 3 (0.96%) JMS
Miscellaneous
1 42 (13.38%) Data Centre
2 31 (9.87%) Replication
3 23 (7.32%) Analytical Skills
4 16 (5.10%) Management Information System
5 15 (4.78%) PKI
6 14 (4.46%) Hedge funds
6 14 (4.46%) Blackberry
7 12 (3.82%) Device Driver
8 7 (2.23%) Public Cloud
9 6 (1.91%) EqualLogic
10 5 (1.59%) Computer Science
10 5 (1.59%) N-Tier
11 4 (1.27%) Mobile App
11 4 (1.27%) Thin Client
11 4 (1.27%) HACMP
11 4 (1.27%) Fat Client
12 3 (0.96%) Client/Server
13 2 (0.64%) Enterprise Software
13 2 (0.64%) GIS
13 2 (0.64%) iSeries
Operating Systems
1 168 (53.50%) Windows
2 117 (37.26%) Linux
3 70 (22.29%) Windows Server 2012
4 66 (21.02%) Windows Server 2008
5 63 (20.06%) Windows Server 2003
6 51 (16.24%) UNIX
7 38 (12.10%) Solaris
8 25 (7.96%) Red Hat Enterprise Linux
9 21 (6.69%) Ubuntu
10 18 (5.73%) CentOS
11 16 (5.10%) AIX
12 13 (4.14%) Windows 7
13 10 (3.18%) SUSE
14 9 (2.87%) SUSE Linux Enterprise Server
15 8 (2.55%) Oracle Linux
16 6 (1.91%) Windows 2000
17 5 (1.59%) Windows 2000 Server
18 4 (1.27%) Apple iOS
19 3 (0.96%) Windows XP
19 3 (0.96%) Debian
Processes & Methodologies
1 57 (18.15%) ITIL
2 46 (14.65%) Load Balancing
3 37 (11.78%) Configuration Management
4 35 (11.15%) Agile Software Development
5 34 (10.83%) Migration
6 30 (9.55%) Disaster Recovery
7 27 (8.60%) Performance Tuning
8 22 (7.01%) DevOps
9 21 (6.69%) SOA
10 20 (6.37%) Capacity Planning
10 20 (6.37%) Change Management
11 19 (6.05%) High Availability
12 18 (5.73%) Project Management
13 17 (5.41%) Patch Management
14 15 (4.78%) Service Delivery
15 14 (4.46%) Business Intelligence
15 14 (4.46%) ETL
16 13 (4.14%) Infrastructure Management
17 12 (3.82%) Root Cause Analysis
17 12 (3.82%) Server Building
Programming Languages
1 93 (29.62%) SQL
2 58 (18.47%) PowerShell
3 49 (15.61%) Perl
4 43 (13.69%) Java
5 37 (11.78%) Shell Script
6 33 (10.51%) Ruby
7 32 (10.19%) Python
8 23 (7.32%) Bash Shell
9 18 (5.73%) T-SQL
10 12 (3.82%) C#
11 11 (3.50%) Korn
12 8 (2.55%) PHP
13 6 (1.91%) C
13 6 (1.91%) VBScript
14 5 (1.59%) JavaScript
15 4 (1.27%) VB.NET
15 4 (1.27%) PL/SQL
16 3 (0.96%) Scala
16 3 (0.96%) R
17 1 (0.32%) VB
Qualifications
1 23 (7.32%) Microsoft Certification
2 20 (6.37%) Degree
3 16 (5.10%) MCSE
4 7 (2.23%) VMware Certified Professional (VCP)
4 7 (2.23%) ITIL Certification
5 6 (1.91%) VCP5
5 6 (1.91%) Security Cleared
5 6 (1.91%) MCITP
6 4 (1.27%) Cisco Certification
6 4 (1.27%) SC Cleared
7 3 (0.96%) CCNA
8 2 (0.64%) Citrix Certification
8 2 (0.64%) Oracle Certification
8 2 (0.64%) RHCE
8 2 (0.64%) Sun Certification
8 2 (0.64%) CCNP
8 2 (0.64%) MCP
9 1 (0.32%) CITP
9 1 (0.32%) DV Cleared
9 1 (0.32%) MCSA
Quality Assurance & Compliance
1 10 (3.18%) QA
2 4 (1.27%) Sarbanes-Oxley
3 2 (0.64%) Data Quality
3 2 (0.64%) WAI
4 1 (0.32%) ISO/IEC 27001
4 1 (0.32%) PCI DSS
4 1 (0.32%) ISO 9000
System Software
1 98 (31.21%) Active Directory
2 86 (27.39%) VMware Infrastructure
3 45 (14.33%) vSphere
4 39 (12.42%) XenApp
5 35 (11.15%) Hyper-V
6 23 (7.32%) Oracle RAC
7 21 (6.69%) VMware ESX
8 18 (5.73%) Veritas Cluster Server
9 13 (4.14%) NFS
10 10 (3.18%) VMware Server
11 7 (2.23%) Sendmail
11 7 (2.23%) Docker
12 6 (1.91%) OCFS2
12 6 (1.91%) GlusterFS
12 6 (1.91%) GFS2
12 6 (1.91%) Postfix
13 5 (1.59%) Terminal Services
13 5 (1.59%) KVM
14 4 (1.27%) RHEV
14 4 (1.27%) Apache ZooKeeper
Systems Management
1 58 (18.47%) Puppet
2 19 (6.05%) Opscode Chef
3 18 (5.73%) Data Guard
4 13 (4.14%) SCCM
4 13 (4.14%) Cobbler
5 12 (3.82%) Nagios
6 10 (3.18%) SCOM
7 9 (2.87%) HP Operations Orchestration
7 9 (2.87%) CA Wily
8 7 (2.23%) Tivoli
8 7 (2.23%) Tivoli Storage Manager
9 6 (1.91%) HP SIM
9 6 (1.91%) ZABBIX
10 5 (1.59%) NetBackup
10 5 (1.59%) Backup Exec
10 5 (1.59%) SELinux
10 5 (1.59%) collectd
11 4 (1.27%) vMotion
11 4 (1.27%) Salt
11 4 (1.27%) Red Hat Satellite
Vendors
1 120 (38.22%) VMware
2 111 (35.35%) Microsoft
3 85 (27.07%) Oracle
4 62 (19.75%) Citrix
5 61 (19.43%) Red Hat
6 46 (14.65%) HP
7 28 (8.92%) IBM
8 27 (8.60%) Cisco
9 19 (6.05%) NetApp
10 16 (5.10%) Veritas
11 14 (4.46%) 3PAR
12 13 (4.14%) Dell
12 13 (4.14%) EMC
12 13 (4.14%) F5
13 11 (3.50%) Remedy
14 10 (3.18%) SAP
15 9 (2.87%) Adobe
16 8 (2.55%) Bloomberg
17 6 (1.91%) Symantec
17 6 (1.91%) Business Objects
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