Period
to 20 November 2018

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 6 months to 20 November 2018 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
6 months to
20 Nov 2018
Same period 2017 Same period 2016
Rank 443 426 298
Rank change year-on-year -17 -128 +7
Contract jobs citing Clustering 532 547 891
As % of all contract IT jobs advertised in the UK 0.51% 0.53% 0.86%
As % of the Miscellaneous category 1.50% 1.55% 2.51%
Number of daily rates quoted 349 383 617
UK median daily rate £405 £410 £375
Median daily rate % change year-on-year -1.22% +9.33% -6.25%
10th Percentile £274 £300 £263
90th Percentile £575 £575 £550
UK excluding London median daily rate £385 £390 £340
% change year-on-year -1.28% +14.71% -5.56%
Number of hourly rates quoted 9 9 23
UK median hourly rate £42.27 £30.00 £28.00
Median hourly rate % change year-on-year +40.88% +7.14% -26.32%
10th Percentile £25.22 £19.80 £19.29
90th Percentile £46.97 £36.00 £41.65
UK excluding London median hourly rate £42.27 £32.00 £28.00
% change year-on-year +32.08% +14.29% -16.42%

Clustering is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for generic IT skills.

All Generic IT Skills
UK
Contract vacancies with a requirement for generic IT skills 35,460 35,225 35,479
As % of all contract IT jobs advertised in the UK 34.08% 34.44% 34.11%
Number of daily rates quoted 23,381 23,306 23,202
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +1.19%
10th Percentile £275 £263 £250
90th Percentile £656 £650 £625
UK excluding London median daily rate £425 £400 £388
% change year-on-year +6.25% +3.23% +3.33%
Number of hourly rates quoted 1,082 1,069 1,227
UK median hourly rate £21.00 £20.21 £20.00
Median hourly rate % change year-on-year +3.91% +1.05% +5.10%
10th Percentile £12.14 £11.25 £11.66
90th Percentile £50.70 £48.05 £47.50
UK excluding London median hourly rate £20.00 £20.00 £20.50
% change year-on-year - -2.44% +7.89%

Clustering
Job Vacancy Trend

Job postings citing Clustering as a percentage of all IT jobs advertised.

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 6 months to 20 November 2018.

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
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing Clustering over the 6 months to 20 November 2018.

Contractor hourly rate histogram for Clustering in the UK

Clustering
Top 16 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 6 months to 20 November 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -17 479 £413 +0.61% 125
UK excluding London -38 337 £385 -1.28% 92
London +2 187 £475 +5.56% 40
South East +4 104 £388 +3.33% 32
North of England -71 86 £381 -15.28% 28
Yorkshire -3 49 £383 -28.50% 7
East of England +19 40 £450 +21.62% 6
Scotland 0 36 £310 -11.43% 5
Midlands -26 34 £350 +2.94% 11
South West -16 27 £344 -14.06% 9
North West -48 25 £375 -29.91% 18
East Midlands -22 21 £375 +7.14% 4
West Midlands -10 13 £325 +30.00% 7
North East -42 12 £400 -6.43% 3
Wales -19 9 £408 +16.93% 2
Northern Ireland - 1 £475 -

For the 6 months to 20 November 2018, IT contractor jobs citing Clustering also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads with a requirement for Clustering.

1 266 (50.00%) Windows
2 234 (43.98%) VMware
3 186 (34.96%) SQL Server
4 184 (34.59%) VMware Infrastructure
5 181 (34.02%) Windows Server
5 181 (34.02%) Microsoft
6 179 (33.65%) Linux
7 177 (33.27%) Active Directory
8 171 (32.14%) SQL
9 137 (25.75%) Oracle
10 134 (25.19%) Microsoft Clustering
11 116 (21.80%) Hyper-V
12 111 (20.86%) PowerShell
12 111 (20.86%) Windows Server 2008
13 100 (18.80%) SAN
14 94 (17.67%) Migration
15 89 (16.73%) Security Cleared
16 85 (15.98%) VMware ESXi
16 85 (15.98%) HP
17 84 (15.79%) ITIL
17 84 (15.79%) SCCM
18 82 (15.41%) Citrix
19 81 (15.23%) Windows Server 2012
20 80 (15.04%) DNS
21 79 (14.85%) Middleware
21 79 (14.85%) Data Centre
22 76 (14.29%) Disaster Recovery
23 72 (13.53%) High Availability
24 71 (13.35%) vSphere
24 71 (13.35%) Oracle Database

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 70 (13.16%) MS Exchange
2 44 (8.27%) Exchange Server 2010
3 39 (7.33%) IIS
4 29 (5.45%) WebSphere
5 24 (4.51%) Apache
6 20 (3.76%) WebSphere Application Server
7 19 (3.57%) SharePoint
8 17 (3.20%) Skype for Business
9 16 (3.01%) BizTalk Server
10 14 (2.63%) Oracle SOA Suite
10 14 (2.63%) Tomcat
11 13 (2.44%) Confluence
11 13 (2.44%) OpenStack
12 12 (2.26%) JBoss
12 12 (2.26%) Oracle Service Bus
13 11 (2.07%) Elasticsearch
13 11 (2.07%) WebLogic
14 10 (1.88%) Exchange Server 2013
15 8 (1.50%) NetWeaver
16 6 (1.13%) SAP Portal
Applications
1 8 (1.50%) Microsoft Excel
2 7 (1.32%) Microsoft Office
3 1 (0.19%) HipChat
3 1 (0.19%) Microsoft Project
3 1 (0.19%) MS Visio
Business Applications
1 12 (2.26%) Oracle Applications
1 12 (2.26%) Siebel CRM
2 11 (2.07%) Oracle Utilities
3 4 (0.75%) SAP S/4HANA
4 2 (0.38%) Dynamics CRM
4 2 (0.38%) Temenos T24
5 1 (0.19%) Dynamics AX
5 1 (0.19%) Dynamics NAV
5 1 (0.19%) Oracle EBS
5 1 (0.19%) Oracle EBS R12
5 1 (0.19%) Remedy ITSM
5 1 (0.19%) SAP Oil and Gas
Cloud Services
1 64 (12.03%) Microsoft Azure
2 58 (10.90%) Amazon AWS
3 49 (9.21%) Office 365
4 22 (4.14%) IaaS
5 12 (2.26%) Azure Active Directory
6 11 (2.07%) Google Cloud Platform
6 11 (2.07%) PaaS
7 8 (1.50%) Yammer
8 7 (1.32%) Amazon S3
8 7 (1.32%) OpenShift
8 7 (1.32%) SaaS
9 6 (1.13%) Amazon EC2
10 5 (0.94%) Cloud Computing
11 4 (0.75%) Amazon EMR
11 4 (0.75%) AWS CloudFormation
11 4 (0.75%) SuccessFactors
12 3 (0.56%) Amazon ELB
12 3 (0.56%) Slack
13 1 (0.19%) IBM Cloud
13 1 (0.19%) Route 53
Communications & Networking
1 100 (18.80%) SAN
2 80 (15.04%) DNS
3 65 (12.22%) DHCP
4 46 (8.65%) Firewall
5 34 (6.39%) SSL
6 33 (6.20%) TCP/IP
7 32 (6.02%) WAN
8 29 (5.45%) LAN
8 29 (5.45%) NAS
9 26 (4.89%) VLAN
10 19 (3.57%) HTTP
11 18 (3.38%) Fibre Channel
12 16 (3.01%) iSCSI
13 15 (2.82%) FCoE
13 15 (2.82%) Skype
14 14 (2.63%) SSH
15 11 (2.07%) NetScaler
16 10 (1.88%) SMTP
17 9 (1.69%) SNMP
17 9 (1.69%) VPN
Database & Business Intelligence
1 186 (34.96%) SQL Server
2 71 (13.35%) Oracle Database
3 46 (8.65%) MySQL
4 39 (7.33%) SQL Server 2008
5 35 (6.58%) SQL Server Integration Services
6 30 (5.64%) SQL Server 2012
7 28 (5.26%) Oracle Database 12c
7 28 (5.26%) SQL Server Reporting Services
8 25 (4.70%) SQL Server 2016
9 24 (4.51%) PostgreSQL
10 21 (3.95%) Relational Database
11 20 (3.76%) Oracle Reports
12 19 (3.57%) Apache Cassandra
13 18 (3.38%) Oracle Database 11g
14 17 (3.20%) MongoDB
15 15 (2.82%) SQL Server Analysis Services
16 14 (2.63%) BusinessObjects
16 14 (2.63%) DB2
16 14 (2.63%) Oracle BI EE
17 12 (2.26%) Oracle ODI
Development Applications
1 36 (6.77%) Git (software)
2 28 (5.26%) Jenkins
3 22 (4.14%) Oracle Forms
4 20 (3.76%) HP UFT
4 20 (3.76%) WinRunner
5 15 (2.82%) JIRA
6 12 (2.26%) Subversion
7 10 (1.88%) Team Foundation Server
8 9 (1.69%) GitLab
8 9 (1.69%) Gradle
9 8 (1.50%) Maven
10 7 (1.32%) Sonatype Nexus
10 7 (1.32%) Visual Studio
11 6 (1.13%) Atlassian Bamboo
11 6 (1.13%) Eclipse
11 6 (1.13%) JUnit
11 6 (1.13%) Selenium
12 5 (0.94%) Ant
12 5 (0.94%) Cucumber
12 5 (0.94%) Oracle APEX
General
1 51 (9.59%) Finance
2 27 (5.08%) Banking
3 14 (2.63%) Investment Banking
4 8 (1.50%) Manufacturing
4 8 (1.50%) Marketing
5 6 (1.13%) Law
6 5 (0.94%) Advertising
6 5 (0.94%) Legal
7 4 (0.75%) Telecoms
8 3 (0.56%) Retail
9 2 (0.38%) Back Office
9 2 (0.38%) Retail Banking
10 1 (0.19%) French Language
10 1 (0.19%) Local Government
10 1 (0.19%) Pharmaceutical
10 1 (0.19%) Spanish Language
Job Titles
1 107 (20.11%) DBA
2 73 (13.72%) Administrator
3 49 (9.21%) Analyst
4 45 (8.46%) SQL DBA
5 42 (7.89%) Infrastructure Engineer
6 36 (6.77%) Developer
7 32 (6.02%) Server Engineer
8 30 (5.64%) Architect
9 29 (5.45%) DevOps Engineer
9 29 (5.45%) Oracle DBA
10 28 (5.26%) Systems Administrator
11 25 (4.70%) SQL Server DBA
12 20 (3.76%) Windows Administrator
13 19 (3.57%) Consultant
13 19 (3.57%) Windows Engineer
13 19 (3.57%) Windows Systems Administrator
14 18 (3.38%) 3rd Line Engineer
14 18 (3.38%) VMware Engineer
15 16 (3.01%) MySQL DBA
16 14 (2.63%) Infrastructure Analyst
Libraries, Frameworks & Software Standards
1 79 (14.85%) Middleware
2 32 (6.02%) .NET
3 23 (4.32%) Web Services
4 20 (3.76%) Oracle Fusion
5 19 (3.57%) LDAP
5 19 (3.57%) SOAP
6 18 (3.38%) REST
6 18 (3.38%) XML
7 17 (3.20%) J2EE
7 17 (3.20%) JMS
8 14 (2.63%) SAML
9 13 (2.44%) SAP Basis
10 12 (2.26%) HTML
10 12 (2.26%) JSON
11 10 (1.88%) jQuery
12 9 (1.69%) AngularJS
12 9 (1.69%) CSS
12 9 (1.69%) Twitter Bootstrap
12 9 (1.69%) WebSphere MQ
13 8 (1.50%) Entity Framework
Miscellaneous
1 79 (14.85%) Data Centre
2 56 (10.53%) Replication
3 43 (8.08%) Analytical Skills
4 19 (3.57%) PDA
5 17 (3.20%) Fat Client
5 17 (3.20%) Thin Client
6 15 (2.82%) CLARiiON
6 15 (2.82%) Self-Motivation
7 13 (2.44%) PKI
8 10 (1.88%) Management Information System
9 9 (1.69%) Private Cloud
9 9 (1.69%) VxBlock/Vblock
10 7 (1.32%) Computer Science
11 6 (1.13%) Client/Server
12 5 (0.94%) EMC VMAX
12 5 (0.94%) EMC VNX
12 5 (0.94%) NHS
12 5 (0.94%) Oracle Licensing
12 5 (0.94%) Public Cloud
13 4 (0.75%) Linux Command Line
Operating Systems
1 266 (50.00%) Windows
2 181 (34.02%) Windows Server
3 179 (33.65%) Linux
4 111 (20.86%) Windows Server 2008
5 81 (15.23%) Windows Server 2012
6 61 (11.47%) Unix
7 60 (11.28%) Windows Server 2003
8 52 (9.77%) AIX
9 48 (9.02%) Red Hat Enterprise Linux
10 46 (8.65%) Solaris
11 31 (5.83%) Windows 7
12 17 (3.20%) SUSE
13 7 (1.32%) CentOS
14 6 (1.13%) HPUX
14 6 (1.13%) Windows 10
15 5 (0.94%) VMS
15 5 (0.94%) Windows XP
16 4 (0.75%) Ubuntu
17 3 (0.56%) Apple iOS
17 3 (0.56%) Windows Vista
Processes & Methodologies
1 94 (17.67%) Migration
2 84 (15.79%) ITIL
3 76 (14.29%) Disaster Recovery
4 72 (13.53%) High Availability
5 64 (12.03%) Performance Tuning
6 62 (11.65%) DevOps
6 62 (11.65%) Problem-Solving
7 60 (11.28%) Agile Software Development
8 53 (9.96%) Capacity Planning
9 49 (9.21%) Infrastructure Engineering
10 43 (8.08%) Server Management
11 41 (7.71%) Test Automation
12 37 (6.95%) Load Balancing
12 37 (6.95%) Network Load Balancing
13 35 (6.58%) Change Management
14 25 (4.70%) Continuous Integration
14 25 (4.70%) Microservices
14 25 (4.70%) Server Building
14 25 (4.70%) Virtual Environments
15 24 (4.51%) Storage Management
Programming Languages
1 171 (32.14%) SQL
2 111 (20.86%) PowerShell
3 63 (11.84%) Bash Shell
4 61 (11.47%) Java
5 55 (10.34%) Python
6 32 (6.02%) Shell Script
7 19 (3.57%) C#
8 18 (3.38%) Go
9 15 (2.82%) T-SQL
10 14 (2.63%) Perl
10 14 (2.63%) WebLogic Scripting Tool
11 12 (2.26%) JavaScript
12 8 (1.50%) C
13 7 (1.32%) Korn
13 7 (1.32%) VB
14 6 (1.13%) Scala
15 5 (0.94%) ActionScript
15 5 (0.94%) ActionScript 2.0
15 5 (0.94%) PL/SQL
16 4 (0.75%) TypeScript
Qualifications
1 89 (16.73%) Security Cleared
2 55 (10.34%) SC Cleared
3 53 (9.96%) Microsoft Certification
4 29 (5.45%) DV Cleared
4 29 (5.45%) MCSE
5 20 (3.76%) ISTQB
6 17 (3.20%) CCA
6 17 (3.20%) Citrix Certification
7 15 (2.82%) Novell Certification
8 14 (2.63%) Degree
9 13 (2.44%) VMware Certified Professional (VCP)
10 12 (2.26%) Cisco Certification
11 11 (2.07%) ITIL Foundation Certificate
12 10 (1.88%) MCTS
12 10 (1.88%) VCP5
13 8 (1.50%) VCAP
14 7 (1.32%) VCP4
15 6 (1.13%) DBS Check
15 6 (1.13%) RHCE
16 5 (0.94%) MCITP
Quality Assurance & Compliance
1 20 (3.76%) QA
2 7 (1.32%) SLA
3 4 (0.75%) GDPR
3 4 (0.75%) Government Security Classifications
3 4 (0.75%) HL7
3 4 (0.75%) HMG Security Policy Framework
3 4 (0.75%) PCI DSS
4 3 (0.56%) PMO
5 2 (0.38%) Disclosure Scotland
5 2 (0.38%) ISO/IEC 27001
6 1 (0.19%) GPG13
System Software
1 184 (34.59%) VMware Infrastructure
2 177 (33.27%) Active Directory
3 116 (21.80%) Hyper-V
4 85 (15.98%) VMware ESXi
5 71 (13.35%) vSphere
6 45 (8.46%) XenApp
7 35 (6.58%) Virtual Machines
8 34 (6.39%) Docker
9 24 (4.51%) Veritas Cluster Server
10 23 (4.32%) Oracle RAC
11 22 (4.14%) XenDesktop
12 19 (3.57%) DFS Replication
12 19 (3.57%) Virtual Desktop
13 18 (3.38%) NFS
13 18 (3.38%) XenServer
14 17 (3.20%) Xen
15 16 (3.01%) Microsoft App-V
16 12 (2.26%) VMware Server
17 10 (1.88%) Virtual Servers
18 9 (1.69%) Firmware
Systems Management
1 134 (25.19%) Microsoft Clustering
2 84 (15.79%) SCCM
3 54 (10.15%) Ansible
4 51 (9.59%) SCOM
5 46 (8.65%) vCenter Server
6 44 (8.27%) Failover Clustering
7 27 (5.08%) Puppet
8 24 (4.51%) Kubernetes
9 23 (4.32%) McAfee ePO
10 21 (3.95%) Opscode Chef
11 20 (3.76%) Data Guard
11 20 (3.76%) NetBackup
12 19 (3.57%) HP ALM
13 18 (3.38%) Oracle RMAN
14 16 (3.01%) Docker Swarm
14 16 (3.01%) SCVMM
14 16 (3.01%) Systems Management Server (SMS)
15 15 (2.82%) Single Sign-On
16 14 (2.63%) Mesos
16 14 (2.63%) WSUS
Vendors
1 234 (43.98%) VMware
2 181 (34.02%) Microsoft
3 137 (25.75%) Oracle
4 85 (15.98%) HP
5 82 (15.41%) Citrix
6 52 (9.77%) Veritas
7 44 (8.27%) Cisco
7 44 (8.27%) EMC
8 43 (8.08%) Red Hat
9 39 (7.33%) McAfee
10 38 (7.14%) SAP
11 29 (5.45%) IBM
12 26 (4.89%) Dell
12 26 (4.89%) NetApp
13 22 (4.14%) Ivanti
14 20 (3.76%) CommVault
15 19 (3.57%) Splunk
16 17 (3.20%) SolarWinds
17 16 (3.01%) Symantec
18 13 (2.44%) Trend Micro