Period
to 15 January 2019

The table below looks at the prevalence of the term Clustering in contract job vacancies advertised in England. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 6 months to 15 January 2019 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 > England
6 months to
15 Jan 2019
Same period 2018 Same period 2017
Rank 458 417 355
Rank change year-on-year -41 -62 -12
Contract jobs citing Clustering 437 508 585
As % of all contract IT jobs advertised in England 0.48% 0.55% 0.66%
As % of the Miscellaneous category 1.43% 1.65% 1.99%
Number of daily rates quoted 266 366 395
England median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25% -3.03%
10th Percentile £313 £305 £281
90th Percentile £575 £638 £550
UK median daily rate £425 £425 £375
% change year-on-year - +13.33% -6.25%
Number of hourly rates quoted 5 9 7
England median hourly rate £42.27 £32.00 £25.00
Median hourly rate % change year-on-year +32.08% +28.00% -36.71%
10th Percentile £39.48 £26.35 £18.95
90th Percentile £47.40 £36.00 £52.50
UK median hourly rate £42.27 £32.00 £32.50
% change year-on-year +32.08% -1.54% -17.72%

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 advertised in England with a requirement for generic IT skills.

All Generic IT Skills
England
Contract vacancies with a requirement for generic IT skills 30,464 30,798 29,443
As % of all contract IT jobs advertised in England 33.45% 33.64% 33.06%
Number of daily rates quoted 20,250 20,798 19,264
England median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% -
10th Percentile £286 £263 £256
90th Percentile £663 £656 £625
UK median daily rate £475 £450 £425
% change year-on-year +5.56% +5.88% -
Number of hourly rates quoted 896 875 1,019
England median hourly rate £20.60 £20.66 £20.00
Median hourly rate % change year-on-year -0.29% +3.28% -
10th Percentile £12.19 £11.29 £11.32
90th Percentile £48.75 £47.83 £47.50
UK median hourly rate £20.50 £20.92 £20.00
% change year-on-year -2.02% +4.61% -

Clustering
Job Vacancy Trend in England

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

Job vacancy trend for Clustering in England

Clustering
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Clustering in England

Clustering
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Clustering in England over the 6 months to 15 January 2019.

Contractor daily rate histogram for Clustering in England

Clustering
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for Clustering in England

Clustering
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Clustering within the England region over the 6 months to 15 January 2019. 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
London -10 179 £475 +10.47% 55
South East -7 107 £388 -15.76% 16
North of England -49 78 £400 -20.00% 18
Yorkshire -12 39 £438 -18.22% 6
East of England +9 29 £475 +26.67% 10
South West -7 29 £425 +30.77% 10
North West -29 27 £375 -29.91% 10
Midlands -39 14 £413 +17.86% 8
North East -33 11 £400 -28.98% 2
West Midlands -24 8 £350 +91.78% 5
East Midlands -24 6 £500 +42.86% 3
Clustering
UK

For the 6 months to 15 January 2019, 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 across the England region with a requirement for Clustering.

1 223 (51.03%) Windows
2 178 (40.73%) VMware
3 175 (40.05%) Windows Server
4 159 (36.38%) Microsoft
5 155 (35.47%) SQL Server
6 149 (34.10%) Active Directory
7 139 (31.81%) VMware Infrastructure
8 127 (29.06%) Linux
9 121 (27.69%) SQL
10 119 (27.23%) PowerShell
11 100 (22.88%) Microsoft Clustering
12 97 (22.20%) Oracle
13 82 (18.76%) Windows Server 2008
14 79 (18.08%) High Availability
15 77 (17.62%) Migration
15 77 (17.62%) Hyper-V
16 75 (17.16%) SAN
17 74 (16.93%) Java
17 74 (16.93%) SCCM
18 72 (16.48%) DevOps
19 71 (16.25%) Windows Server 2012
20 68 (15.56%) Microsoft Azure
21 64 (14.65%) Citrix
21 64 (14.65%) DNS
22 63 (14.42%) Security Cleared
23 62 (14.19%) Performance Tuning
24 61 (13.96%) VMware ESXi
25 59 (13.50%) HP
26 58 (13.27%) ITIL
26 58 (13.27%) Ansible

Clustering
Co-occurring IT Skills in England 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 53 (12.13%) MS Exchange
2 27 (6.18%) IIS
3 26 (5.95%) WebSphere
4 25 (5.72%) Exchange Server 2010
5 18 (4.12%) Skype for Business
5 18 (4.12%) WebSphere Application Server
6 16 (3.66%) SharePoint
7 13 (2.97%) Apache
7 13 (2.97%) OpenStack
8 12 (2.75%) Exchange Server 2013
8 12 (2.75%) Tomcat
9 10 (2.29%) Oracle SOA Suite
10 9 (2.06%) BizTalk Server
10 9 (2.06%) Oracle Service Bus
10 9 (2.06%) WebLogic
11 8 (1.83%) Confluence
11 8 (1.83%) JBoss
12 7 (1.60%) NetWeaver
12 7 (1.60%) nginx
13 5 (1.14%) Blackberry Enterprise Server
Applications
1 22 (5.03%) Microsoft Excel
2 8 (1.83%) Microsoft Office
Business Applications
1 8 (1.83%) Oracle Utilities
1 8 (1.83%) Siebel CRM
2 5 (1.14%) Oracle Applications
3 4 (0.92%) SAP S/4HANA
4 2 (0.46%) Dynamics CRM
4 2 (0.46%) Oracle EBS R12
4 2 (0.46%) Temenos T24
5 1 (0.23%) Dynamics AX
5 1 (0.23%) Dynamics NAV
5 1 (0.23%) Oracle EBS
5 1 (0.23%) Remedy ITSM
5 1 (0.23%) SAP Oil and Gas
Cloud Services
1 68 (15.56%) Microsoft Azure
2 48 (10.98%) Amazon AWS
3 46 (10.53%) Office 365
4 30 (6.86%) IaaS
5 21 (4.81%) OpenShift
6 14 (3.20%) Azure Active Directory
7 11 (2.52%) PaaS
8 10 (2.29%) Google Cloud Platform
9 9 (2.06%) Yammer
10 8 (1.83%) Amazon S3
11 7 (1.60%) AWS CloudFormation
12 6 (1.37%) SaaS
12 6 (1.37%) Slack
13 5 (1.14%) Amazon EC2
14 4 (0.92%) Mimecast
14 4 (0.92%) SuccessFactors
15 3 (0.69%) Amazon ELB
15 3 (0.69%) Amazon EMR
15 3 (0.69%) Cloud Computing
16 1 (0.23%) Amazon CloudWatch
Communications & Networking
1 75 (17.16%) SAN
2 64 (14.65%) DNS
3 52 (11.90%) DHCP
4 44 (10.07%) Firewall
5 31 (7.09%) SSL
6 29 (6.64%) VLAN
7 27 (6.18%) TCP/IP
8 24 (5.49%) WAN
9 23 (5.26%) iSCSI
9 23 (5.26%) NAS
10 22 (5.03%) LAN
11 21 (4.81%) Skype
12 20 (4.58%) Fibre Channel
12 20 (4.58%) NetScaler
13 15 (3.43%) HTTP
14 14 (3.20%) SSH
15 9 (2.06%) SNMP
16 8 (1.83%) Kerberos
16 8 (1.83%) Unified Communications
17 6 (1.37%) VPN
Database & Business Intelligence
1 155 (35.47%) SQL Server
2 46 (10.53%) Oracle Database
3 34 (7.78%) Relational Database
4 29 (6.64%) SQL Server 2012
5 26 (5.95%) MySQL
6 25 (5.72%) PostgreSQL
7 24 (5.49%) SQL Server 2008
8 22 (5.03%) MongoDB
8 22 (5.03%) SQL Server 2016
9 18 (4.12%) Oracle Database 12c
9 18 (4.12%) SQL Server Integration Services
9 18 (4.12%) SQL Server Reporting Services
10 16 (3.66%) SQL Server 2014
11 14 (3.20%) NoSQL
12 13 (2.97%) Oracle Reports
13 11 (2.52%) Big Data
13 11 (2.52%) DB2
13 11 (2.52%) Oracle Database 11g
13 11 (2.52%) SQL Server Analysis Services
14 10 (2.29%) Oracle BI EE
Development Applications
1 41 (9.38%) Git (software)
1 41 (9.38%) Jenkins
2 13 (2.97%) Oracle Forms
3 11 (2.52%) JIRA
3 11 (2.52%) Subversion
4 10 (2.29%) GitLab
5 9 (2.06%) Team Foundation Server
6 7 (1.60%) Eclipse
6 7 (1.60%) Gradle
6 7 (1.60%) SonarQube
7 6 (1.37%) Visual Studio
8 5 (1.14%) Ant
8 5 (1.14%) JUnit
8 5 (1.14%) Selenium
9 4 (0.92%) AccuRev
9 4 (0.92%) Artifactory
9 4 (0.92%) Cucumber
9 4 (0.92%) Maven
9 4 (0.92%) Octopus Deploy
9 4 (0.92%) SoapUI
General
1 41 (9.38%) Finance
2 16 (3.66%) Banking
3 9 (2.06%) Marketing
4 7 (1.60%) Manufacturing
5 6 (1.37%) Investment Banking
6 4 (0.92%) Law
6 4 (0.92%) Legal
7 3 (0.69%) Advertising
7 3 (0.69%) Telecoms
8 2 (0.46%) Retail Banking
9 1 (0.23%) Back Office
9 1 (0.23%) Local Government
9 1 (0.23%) Pharmaceutical
Job Titles
1 78 (17.85%) DBA
2 53 (12.13%) Administrator
3 45 (10.30%) Developer
4 42 (9.61%) Infrastructure Engineer
5 40 (9.15%) SQL DBA
6 34 (7.78%) Analyst
7 30 (6.86%) DevOps Engineer
8 27 (6.18%) Architect
9 26 (5.95%) SQL Server DBA
10 25 (5.72%) Server Engineer
10 25 (5.72%) Systems Administrator
11 20 (4.58%) Windows Administrator
12 19 (4.35%) Full Stack Developer
12 19 (4.35%) Windows Engineer
12 19 (4.35%) Windows Systems Administrator
13 18 (4.12%) Oracle DBA
14 17 (3.89%) 3rd Line Engineer
15 16 (3.66%) Angular Developer
15 16 (3.66%) Node.js Developer
15 16 (3.66%) Support Engineer
Libraries, Frameworks & Software Standards
1 52 (11.90%) Middleware
2 31 (7.09%) REST
3 30 (6.86%) SOAP
4 25 (5.72%) HTML
4 25 (5.72%) JSON
5 23 (5.26%) jQuery
6 22 (5.03%) AngularJS
6 22 (5.03%) CSS
6 22 (5.03%) Node.js
6 22 (5.03%) Twitter Bootstrap
7 19 (4.35%) JSP
7 19 (4.35%) JSTL
8 18 (4.12%) .NET
8 18 (4.12%) CSS3
8 18 (4.12%) D3.js
8 18 (4.12%) Electron Framework
8 18 (4.12%) HTML5
8 18 (4.12%) LDAP
8 18 (4.12%) Vue.js
8 18 (4.12%) Web Services
Miscellaneous
1 51 (11.67%) Analytical Skills
2 48 (10.98%) Data Centre
3 46 (10.53%) Replication
4 33 (7.55%) Fat Client
4 33 (7.55%) Thin Client
5 18 (4.12%) PKI
6 15 (3.43%) Self-Motivation
7 9 (2.06%) VxBlock/Vblock
8 7 (1.60%) Blog
8 7 (1.60%) Client/Server
8 7 (1.60%) Management Information System
8 7 (1.60%) Public Cloud
9 5 (1.14%) CLARiiON
9 5 (1.14%) Linux Command Line
10 4 (0.92%) Algorithms
10 4 (0.92%) CMDB
10 4 (0.92%) Hybrid Cloud
11 3 (0.69%) EMC VNX
11 3 (0.69%) RIA
11 3 (0.69%) User Experience
Operating Systems
1 223 (51.03%) Windows
2 175 (40.05%) Windows Server
3 127 (29.06%) Linux
4 82 (18.76%) Windows Server 2008
5 71 (16.25%) Windows Server 2012
6 51 (11.67%) Unix
7 42 (9.61%) Windows Server 2003
8 38 (8.70%) Red Hat Enterprise Linux
9 28 (6.41%) Solaris
10 23 (5.26%) AIX
11 16 (3.66%) SUSE
12 11 (2.52%) Windows 10
13 10 (2.29%) Windows 7
14 4 (0.92%) Apple iOS
14 4 (0.92%) Windows XP
15 3 (0.69%) Android
15 3 (0.69%) CentOS
15 3 (0.69%) HPUX
15 3 (0.69%) VMS
15 3 (0.69%) Windows Vista
Processes & Methodologies
1 79 (18.08%) High Availability
2 77 (17.62%) Migration
3 72 (16.48%) DevOps
4 62 (14.19%) Performance Tuning
5 58 (13.27%) ITIL
6 57 (13.04%) Disaster Recovery
7 54 (12.36%) Problem-Solving
8 51 (11.67%) Infrastructure Engineering
9 40 (9.15%) Continuous Integration
10 39 (8.92%) Agile Software Development
11 38 (8.70%) Load Balancing
12 32 (7.32%) Capacity Planning
13 31 (7.09%) Microservices
14 30 (6.86%) Server Management
15 29 (6.64%) User Stories
16 28 (6.41%) Scrum
17 27 (6.18%) Configuration Management
18 23 (5.26%) Server Building
18 23 (5.26%) Task Automation
18 23 (5.26%) Test Automation
Programming Languages
1 121 (27.69%) SQL
2 119 (27.23%) PowerShell
3 74 (16.93%) Java
4 41 (9.38%) Python
5 33 (7.55%) Bash Shell
6 28 (6.41%) Shell Script
7 19 (4.35%) T-SQL
8 18 (4.12%) TypeScript
9 17 (3.89%) Go
10 13 (2.97%) Perl
11 11 (2.52%) C#
12 9 (2.06%) WebLogic Scripting Tool
13 7 (1.60%) JavaScript
13 7 (1.60%) VB
14 6 (1.37%) C
15 4 (0.92%) Ruby
16 3 (0.69%) Groovy
16 3 (0.69%) Korn
16 3 (0.69%) R
16 3 (0.69%) Scala
Qualifications
1 63 (14.42%) Security Cleared
2 31 (7.09%) DV Cleared
2 31 (7.09%) Microsoft Certification
3 30 (6.86%) Degree
3 30 (6.86%) SC Cleared
4 18 (4.12%) Numerate Degree
5 17 (3.89%) CCA
5 17 (3.89%) Citrix Certification
6 14 (3.20%) MCSE
7 12 (2.75%) VMware Certified Professional (VCP)
8 10 (2.29%) VCP5
9 7 (1.60%) MCTS
9 7 (1.60%) VCAP
9 7 (1.60%) VCP4
10 6 (1.37%) ITIL Foundation Certificate
11 5 (1.14%) Novell Certification
12 4 (0.92%) Cisco Certification
13 3 (0.69%) Computer Science Degree
13 3 (0.69%) MCP
13 3 (0.69%) MCSA
Quality Assurance & Compliance
1 11 (2.52%) QA
2 6 (1.37%) SLA
3 1 (0.23%) GDPR
3 1 (0.23%) GPG13
System Software
1 149 (34.10%) Active Directory
2 139 (31.81%) VMware Infrastructure
3 77 (17.62%) Hyper-V
4 61 (13.96%) VMware ESXi
5 53 (12.13%) vSphere
6 43 (9.84%) XenApp
7 41 (9.38%) Virtual Machines
8 32 (7.32%) Docker
9 24 (5.49%) XenDesktop
10 22 (5.03%) DFS Replication
11 21 (4.81%) Oracle RAC
11 21 (4.81%) XenServer
12 18 (4.12%) Microsoft App-V
12 18 (4.12%) Xen
13 16 (3.66%) NFS
14 14 (3.20%) Veritas Cluster Server
15 11 (2.52%) Virtual Servers
16 8 (1.83%) VMware Server
17 7 (1.60%) vCloud
18 5 (1.14%) Firmware
Systems Management
1 100 (22.88%) Microsoft Clustering
2 74 (16.93%) SCCM
3 58 (13.27%) Ansible
4 41 (9.38%) vCenter Server
5 38 (8.70%) SCOM
6 34 (7.78%) Failover Clustering
7 30 (6.86%) Puppet
8 21 (4.81%) Kubernetes
9 17 (3.89%) Opscode Chef
10 16 (3.66%) Docker Swarm
11 15 (3.43%) vMotion
12 14 (3.20%) Enterprise Manager Cloud Control
12 14 (3.20%) Forefront Identity Manager
12 14 (3.20%) Microsoft Intune
12 14 (3.20%) SCVMM
12 14 (3.20%) Terraform
13 13 (2.97%) Mesos
14 12 (2.75%) Data Guard
15 11 (2.52%) Oracle RMAN
15 11 (2.52%) WSUS
Vendors
1 178 (40.73%) VMware
2 159 (36.38%) Microsoft
3 97 (22.20%) Oracle
4 64 (14.65%) Citrix
5 59 (13.50%) HP
6 35 (8.01%) Dell
7 31 (7.09%) EMC
8 30 (6.86%) Cisco
9 28 (6.41%) Red Hat
10 27 (6.18%) Veritas
11 25 (5.72%) SAP
12 21 (4.81%) McAfee
12 21 (4.81%) Splunk
13 20 (4.58%) NetApp
14 19 (4.35%) Symantec
15 17 (3.89%) IBM
16 16 (3.66%) Sybase
17 13 (2.97%) CommVault
18 12 (2.75%) Dell Compellent
19 11 (2.52%) Trend Micro