The table below looks at the prevalence of the term Clustering in contract job vacancies. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 3 months to 23 May 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
UK
3 months to
23 May 2017
Same period 2016 Same period 2015
Rank 324 245 248
Rank change year-on-year -79 +3  
Contract jobs citing Clustering 281 527 484
As % of all contract IT jobs advertised in the UK 0.63% 0.99% 0.88%
As % of the Miscellaneous category 1.89% 2.99% 2.76%
Number of daily rates quoted 195 326 312
Median daily rate £375 £376 £375
Median daily rate % change year-on-year -0.26% +0.26%  
90% offered a daily rate of more than £275 £288 £225
10% offered a daily rate of more than £550 £485 £476
UK excluding London median daily rate £350 £375 £350
% change year-on-year -6.66% +7.14%  
Number of hourly rates quoted 0 12 9
Median hourly rate - £25.50 £22.83
Median hourly rate % change year-on-year - +11.69%  
UK excluding London median hourly rate - £22.50 £40.00
% change year-on-year - -43.75%  

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 with a requirement for generic IT skills.

Generic IT Skills
UK
Contract job vacancies with a requirement for generic IT skills 14860 17624 17518
As % of all contract IT job vacancies advertised in the UK 33.15% 32.96% 31.83%
Number of daily rates quoted 9653 11527 10749
Median daily rate £450 £425 £415
Median daily rate % change year-on-year +5.88% +2.40%  
90% offered a daily rate of more than £275 £267 £250
10% offered a daily rate of more than £650 £613 £600
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 459 563 680
Median hourly rate £27.00 £22.54 £18.50
Median hourly rate % change year-on-year +19.78% +21.83%  
90% offered a hourly rate of more than £12.31 £12.50 £11.50
10% offered a hourly rate of more than £50.00 £47.33 £45.00
UK excluding London median hourly rate £29.50 £23.00 £18.50
% change year-on-year +28.26% +24.32%  

Clustering
Job Vacancy Trend

The job posting trend of jobs advertised 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 UK

Clustering
Contractor Daily Rate Trend

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

Contractor daily rate trend for Clustering in the UK

Clustering
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Clustering over the 3 months to 23 May 2017.

Contractor daily rate histogram for Clustering in the UK

Clustering
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Clustering in the UK

Clustering
Top 30 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Clustering within the UK over the 3 months to 23 May 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 -53 259 £375 -6.25% 70
London -18 89 £475 +14.45% 25
South East -12 63 £348 -16.76% 13
North West +16 40 £375 -0.53% 10
Hampshire +20 28 £375 -3.84% 4
Cheshire +41 19 £375 -7.40% 2
West Midlands +32 16 £350 +7.69% 5
Scotland -23 16 £339 +12.91% 1
Newcastle upon Tyne +20 13 £317 +2.09% 1
Tyne and Wear +19 13 £317 +2.09% 2
North East +13 13 £317 +3.77% 2
Basingstoke +15 12 £375 -3.22% 2
Yorkshire +7 12 £375 -1.31% 3
Lancashire +2 12 £365 -2.66% 1
East of England -8 12 £425 -10.52% 4
Buckinghamshire -10 12 £325 -18.75%
City of London -18 12 £463 +11.11% 6
Milton Keynes 0 11 £325 -18.75%
Preston - 9 £365 -
West Sussex - 7 £250 -
Wolverhampton - 7 £350 - 1
Manchester +5 6 £388 +3.33% 6
Edinburgh -6 6 £430 -9.47% 1
Essex -11 6 £425 +21.42% 1
Gatwick - 6 £250 -
Hook +21 5 £350 -
Birmingham +16 5 £338 +5.46% 1
Chester +15 5 £295 -30.58% 1
West Yorkshire +12 5 £475 +26.66% 2
Kent +8 5 £338 +3.05%

For the 6 months to 23 May 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 with a requirement for Clustering.

1 255 (46.96%) Windows
2 208 (38.31%) Linux
3 194 (35.73%) SQL
4 182 (33.52%) SQL Server
5 169 (31.12%) Microsoft
6 165 (30.39%) Active Directory
7 139 (25.60%) VMware
8 138 (25.41%) Windows Server
9 132 (24.31%) High Availability
10 121 (22.28%) SAN
11 113 (20.81%) Windows Server 2012
12 112 (20.63%) Windows Server 2008
13 111 (20.44%) Unix
14 108 (19.89%) Firewall
15 103 (18.97%) PowerShell
16 100 (18.42%) VMware Infrastructure
17 96 (17.68%) Oracle
18 95 (17.50%) Red Hat
19 92 (16.94%) Microsoft Clustering
20 89 (16.39%) ITIL
21 88 (16.21%) Finance
22 86 (15.84%) Security Cleared
23 84 (15.47%) Citrix
24 81 (14.92%) Migration
25 73 (13.44%) Veritas
25 73 (13.44%) Apache
25 73 (13.44%) Python
25 73 (13.44%) Hyper-V
26 72 (13.26%) Cisco
27 67 (12.34%) Red Hat Enterprise Linux

Clustering
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 73 (13.44%) Apache
2 56 (10.31%) MS Exchange
3 48 (8.84%) IIS
4 39 (7.18%) Tomcat
5 37 (6.81%) WebLogic
6 35 (6.45%) JBoss
7 31 (5.71%) Exchange Server 2010
8 29 (5.34%) Exchange Server 2013
9 26 (4.79%) Skype for Business
10 22 (4.05%) SharePoint
11 19 (3.50%) WebSphere
12 16 (2.95%) Exchange Server 2007
13 15 (2.76%) WebSphere Application Server
14 14 (2.58%) iPlanet
15 13 (2.39%) Oracle SOA Suite
16 12 (2.21%) Oracle Application Server
17 10 (1.84%) Exchange Server 2003
18 7 (1.29%) nginx
19 5 (0.92%) Confluence
19 5 (0.92%) EPiServer
Applications
1 18 (3.31%) Microsoft Office
2 2 (0.37%) SPSS
3 1 (0.18%) Microsoft Excel
3 1 (0.18%) MS Visio
3 1 (0.18%) Siemens NX
Business Applications
1 8 (1.47%) Oracle Applications
2 7 (1.29%) Oracle EBS
2 7 (1.29%) Payment Gateway
2 7 (1.29%) SAP Oil and Gas
3 6 (1.10%) Oracle EBS R12
4 3 (0.55%) Dynamics CRM
5 2 (0.37%) Dynamics AX
5 2 (0.37%) Oracle BPM
6 1 (0.18%) Oracle Procure-to-Pay
6 1 (0.18%) Oracle Retail
6 1 (0.18%) SAP SRM
6 1 (0.18%) Teamcenter
Cloud Services
1 45 (8.29%) Microsoft Azure
2 36 (6.63%) Office 365
3 32 (5.89%) Amazon AWS
4 16 (2.95%) IaaS
5 7 (1.29%) AWS CloudFormation
5 7 (1.29%) Azure Active Directory
6 6 (1.10%) GitHub
7 5 (0.92%) Mimecast
7 5 (0.92%) PaaS
8 4 (0.74%) OpenShift
8 4 (0.74%) Slack
9 3 (0.55%) Cloud Computing
10 2 (0.37%) Amazon ELB
10 2 (0.37%) Amazon S3
10 2 (0.37%) AWS OpsWorks
10 2 (0.37%) Google Cloud Platform
10 2 (0.37%) IBM PureFlex
10 2 (0.37%) SaaS
10 2 (0.37%) Virtual Private Cloud
11 1 (0.18%) iTunes
Communications & Networking
1 121 (22.28%) SAN
2 108 (19.89%) Firewall
3 64 (11.79%) DNS
4 61 (11.23%) TCP/IP
5 58 (10.68%) DHCP
6 52 (9.58%) SSL
7 47 (8.66%) NAS
8 34 (6.26%) WAN
9 33 (6.08%) LDAP
10 28 (5.16%) LAN
11 23 (4.24%) Cisco ASA
12 20 (3.68%) HTTP
12 20 (3.68%) Internet
13 18 (3.31%) NetScaler
14 16 (2.95%) IPsec
14 16 (2.95%) Network Security
15 13 (2.39%) MPLS
15 13 (2.39%) Remote Desktop
15 13 (2.39%) Unified Communications
16 12 (2.21%) Kerberos
Database & Business Intelligence
1 182 (33.52%) SQL Server
2 63 (11.60%) SQL Server 2012
3 58 (10.68%) SQL Server 2008
4 53 (9.76%) SQL Server Integration Services
5 47 (8.66%) SQL Server Reporting Services
6 39 (7.18%) MySQL
6 39 (7.18%) SQL Server 2014
7 37 (6.81%) PostgreSQL
8 36 (6.63%) Oracle Database
9 31 (5.71%) SQL Server Analysis Services
10 27 (4.97%) SQL Server 2005
11 25 (4.60%) DB2
12 19 (3.50%) Relational Database
13 18 (3.31%) Oracle Database 11g
14 17 (3.13%) SQL Server 2016
15 16 (2.95%) RDBMS
16 13 (2.39%) NoSQL
17 9 (1.66%) Amazon RDS
17 9 (1.66%) Oracle BI EE
17 9 (1.66%) Oracle Database 12c
Development Applications
1 26 (4.79%) Git (software)
2 24 (4.42%) Jenkins
3 21 (3.87%) Team Foundation Server
4 11 (2.03%) TeamCity
5 8 (1.47%) JIRA
5 8 (1.47%) Octopus Deploy
6 7 (1.29%) Eclipse
7 6 (1.10%) Subversion
8 5 (0.92%) Artifactory
8 5 (0.92%) Hudson
9 4 (0.74%) SonarQube
9 4 (0.74%) Visual Studio
10 3 (0.55%) ClearCase
10 3 (0.55%) ClearQuest
10 3 (0.55%) Gradle
10 3 (0.55%) SQL Server Management Studio (SSMS)
10 3 (0.55%) StarTeam
11 2 (0.37%) Bitbucket
11 2 (0.37%) Cucumber
11 2 (0.37%) SoapUI
General
1 88 (16.21%) Finance
2 45 (8.29%) Banking
3 13 (2.39%) Legal
3 13 (2.39%) Manufacturing
4 12 (2.21%) Financial Institution
4 12 (2.21%) Law
5 10 (1.84%) Investment Banking
6 9 (1.66%) Marketing
6 9 (1.66%) Telecoms
7 8 (1.47%) Local Government
8 7 (1.29%) Retail
9 6 (1.10%) Games
10 4 (0.74%) Back Office
10 4 (0.74%) French Language
11 3 (0.55%) Advertising
11 3 (0.55%) Automotive
11 3 (0.55%) Electronics
12 2 (0.37%) Prime Brokerage
12 2 (0.37%) Publishing
13 1 (0.18%) Retail Banking
Job Titles
1 116 (21.36%) DBA
2 86 (15.84%) SQL DBA
3 74 (13.63%) Administrator
4 50 (9.21%) Architect
5 43 (7.92%) Analyst
6 38 (7.00%) Linux Engineer
7 37 (6.81%) Consultant
8 34 (6.26%) DevOps Engineer
8 34 (6.26%) SQL Server DBA
9 28 (5.16%) Windows Engineer
10 27 (4.97%) Infrastructure Engineer
11 25 (4.60%) Linux Administrator
11 25 (4.60%) Support Engineer
12 22 (4.05%) Technical Architect
13 17 (3.13%) 3rd Line Engineer
13 17 (3.13%) Infrastructure Analyst
13 17 (3.13%) Systems Engineer
14 16 (2.95%) Solutions Architect
14 16 (2.95%) Systems Administrator
15 15 (2.76%) 3rd Line Support
Libraries, Frameworks & Software Standards
1 28 (5.16%) Middleware
2 25 (4.60%) .NET
3 24 (4.42%) LAPP Stack
4 22 (4.05%) J2EE
5 20 (3.68%) LAMP
6 17 (3.13%) Web Services
7 11 (2.03%) Oracle Fusion
8 10 (1.84%) 802.1X
8 10 (1.84%) WebSphere MQ
9 9 (1.66%) HTML
10 8 (1.47%) ASP.NET
10 8 (1.47%) SOAP
10 8 (1.47%) Spring
10 8 (1.47%) XML
11 7 (1.29%) CSS
12 6 (1.10%) JSON
12 6 (1.10%) REST
12 6 (1.10%) WAP
13 5 (0.92%) ADSI
13 5 (0.92%) Kafka
Miscellaneous
1 66 (12.15%) Replication
2 63 (11.60%) Data Centre
3 23 (4.24%) Computer Science
4 16 (2.95%) Management Information System
4 16 (2.95%) PKI
5 13 (2.39%) Enterprise Software
6 12 (2.21%) Analytical Skills
6 12 (2.21%) Mainframe
7 10 (1.84%) Fat Client
7 10 (1.84%) Thin Client
8 9 (1.66%) Blackberry
9 8 (1.47%) Enterprise Storage
10 6 (1.10%) Derivative
10 6 (1.10%) Hedge funds
10 6 (1.10%) Smart Meter
10 6 (1.10%) Tandem
10 6 (1.10%) Virtual Team
11 5 (0.92%) Data Protection Act
11 5 (0.92%) HACMP
11 5 (0.92%) Private Cloud
Operating Systems
1 255 (46.96%) Windows
2 208 (38.31%) Linux
3 138 (25.41%) Windows Server
4 113 (20.81%) Windows Server 2012
5 112 (20.63%) Windows Server 2008
6 111 (20.44%) Unix
7 67 (12.34%) Red Hat Enterprise Linux
8 61 (11.23%) Windows Server 2003
9 59 (10.87%) Solaris
10 37 (6.81%) AIX
11 28 (5.16%) CentOS
12 15 (2.76%) HPUX
13 14 (2.58%) Windows XP
14 12 (2.21%) Windows 7
15 11 (2.03%) SUSE
15 11 (2.03%) zOS
16 10 (1.84%) Windows 10
17 5 (0.92%) Windows 8
18 4 (0.74%) Windows Vista
19 3 (0.55%) Oracle Linux
Processes & Methodologies
1 132 (24.31%) High Availability
2 89 (16.39%) ITIL
3 81 (14.92%) Migration
4 63 (11.60%) DevOps
5 62 (11.42%) Disaster Recovery
6 57 (10.50%) Performance Tuning
7 54 (9.94%) Configuration Management
8 50 (9.21%) Load Balancing
9 43 (7.92%) Agile Software Development
10 38 (7.00%) Server Building
11 36 (6.63%) Business Intelligence
12 30 (5.52%) Change Management
13 29 (5.34%) Project Management
14 26 (4.79%) Change Control
14 26 (4.79%) Problem Management
14 26 (4.79%) Software Engineering
15 24 (4.42%) Continuous Integration
15 24 (4.42%) ITIL V3
16 20 (3.68%) Microservices
17 18 (3.31%) Data Protection
Programming Languages
1 194 (35.73%) SQL
2 103 (18.97%) PowerShell
3 73 (13.44%) Python
4 65 (11.97%) Java
5 61 (11.23%) Bash Shell
6 53 (9.76%) Perl
7 49 (9.02%) Ruby
8 34 (6.26%) T-SQL
9 32 (5.89%) Shell Script
10 20 (3.68%) C#
11 14 (2.58%) Korn
12 13 (2.39%) C
12 13 (2.39%) VB
13 12 (2.21%) JavaScript
14 11 (2.03%) PL/SQL
15 8 (1.47%) VB.NET
16 7 (1.29%) JCL
16 7 (1.29%) PHP
17 6 (1.10%) Jython
18 4 (0.74%) Scala
Qualifications
1 86 (15.84%) Security Cleared
2 61 (11.23%) SC Cleared
3 59 (10.87%) Microsoft Certification
4 39 (7.18%) MCSE
5 35 (6.45%) Cisco Certification
6 31 (5.71%) MCITP
7 27 (4.97%) Degree
8 22 (4.05%) CCNA
8 22 (4.05%) DV Cleared
9 19 (3.50%) CCNP
10 14 (2.58%) MCP
10 14 (2.58%) RHCE
11 13 (2.39%) VMware Certified Professional (VCP)
12 12 (2.21%) MCDBA
13 11 (2.03%) MCSA
14 10 (1.84%) MCTS
15 7 (1.29%) ITIL Certification
16 6 (1.10%) CCIE
17 4 (0.74%) ISEB
17 4 (0.74%) MCSD
Quality Assurance & Compliance
1 12 (2.21%) SLA
2 8 (1.47%) ISO/IEC 27001
2 8 (1.47%) QA
3 6 (1.10%) JSP 440
3 6 (1.10%) PMO
4 2 (0.37%) Data Quality
4 2 (0.37%) Disclosure Scotland
4 2 (0.37%) ISO 9001
4 2 (0.37%) PCI DSS
4 2 (0.37%) Sarbanes-Oxley
5 1 (0.18%) HL7
5 1 (0.18%) ISO15022
5 1 (0.18%) ISO20022
5 1 (0.18%) SEPA
System Software
1 165 (30.39%) Active Directory
2 100 (18.42%) VMware Infrastructure
3 73 (13.44%) Hyper-V
4 37 (6.81%) VMware ESXi
5 27 (4.97%) vSphere
6 25 (4.60%) XenApp
7 21 (3.87%) Oracle RAC
7 21 (3.87%) Virtual Machines
8 15 (2.76%) XenDesktop
9 14 (2.58%) GPFS
10 13 (2.39%) Veritas Volume Manager
11 12 (2.21%) GFS2
11 12 (2.21%) OCFS2
12 11 (2.03%) Terminal Services
12 11 (2.03%) Veritas Cluster Server
13 10 (1.84%) Docker
14 8 (1.47%) GlusterFS
15 7 (1.29%) PowerHA
16 6 (1.10%) Veritas File System
17 5 (0.92%) vCloud
Systems Management
1 92 (16.94%) Microsoft Clustering
2 55 (10.13%) SCCM
3 53 (9.76%) Puppet
4 44 (8.10%) Failover Clustering
5 33 (6.08%) SCOM
6 30 (5.52%) Ansible
7 29 (5.34%) Opscode Chef
8 25 (4.60%) NetBackup
9 24 (4.42%) Tivoli Storage Manager
10 21 (3.87%) Netcool
11 20 (3.68%) OpenView Configuration Management
12 19 (3.50%) WSUS
13 16 (2.95%) Red Hat Satellite
13 16 (2.95%) Salt
14 13 (2.39%) Microsoft Data Protection Manager
14 13 (2.39%) Norton AntiVirus
14 13 (2.39%) Tivoli
15 11 (2.03%) PowerCLI
15 11 (2.03%) SCVMM
15 11 (2.03%) Symantec Endpoint Protection
Vendors
1 169 (31.12%) Microsoft
2 139 (25.60%) VMware
3 96 (17.68%) Oracle
4 95 (17.50%) Red Hat
5 84 (15.47%) Citrix
6 73 (13.44%) Veritas
7 72 (13.26%) Cisco
8 55 (10.13%) HP
9 35 (6.45%) Symantec
10 32 (5.89%) EMC
11 22 (4.05%) NetApp
12 21 (3.87%) IBM
13 19 (3.50%) F5
13 19 (3.50%) Sun
14 15 (2.76%) McAfee
15 14 (2.58%) Dell
16 10 (1.84%) SolarWinds
17 9 (1.66%) SAP
17 9 (1.66%) Splunk
18 8 (1.47%) CheckPoint
Leicester, Leicestershire
Uniting Ambition
Rate: £250 - 280 per day
Posted: 9 hours ago
Basingstoke, Hampshire
Spectrum IT Recruitment (South) Ltd
Rate: £350 - £400 per day
Posted: Yesterday
Colchester, Essex
Eutopia Solutions Ltd
Rate: £1 per day + MARKET RATES
Posted: 5 days ago
London
Cadence Resourcing
Rate: on application
Posted: 4 days ago
Manchester, Lancashire
Elevate Direct
Rate: From £500 to £600 per day
Posted: 14 hours ago
London
Revolution Technology
Rate: From £475 to £500 per day
Posted: 7 hours ago
Leicester, Leicestershire
IBM Client Innovation Centre
Rate: From £36,500 to £44,600 per annum dependent on experience & assessment
Posted: 18 days ago
Cambridge, Cambridgeshire
The Bridge Ltd
Rate: Unspecified Neg
Posted: 18 hours ago