Period
to 17 August 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 17 August 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
17 Aug 2018
Same period 2017 Same period 2016
Rank 413 401 272
Rank change year-on-year -12 -129 +22
Contract jobs citing Clustering 601 563 1,045
As % of all contract IT jobs advertised in the UK 0.58% 0.59% 0.96%
As % of the Miscellaneous category 1.71% 1.72% 2.80%
Number of daily rates quoted 393 396 690
UK median daily rate £400 £400 £380
Median daily rate % change year-on-year - +5.26% +1.33%
10th Percentile £258 £269 £260
90th Percentile £571 £555 £525
UK excluding London median daily rate £363 £375 £370
% change year-on-year -3.33% +1.35% +5.71%
Number of hourly rates quoted 17 2 26
UK median hourly rate £42.27 £22.25 £28.00
Median hourly rate % change year-on-year +89.96% -20.54% +8.21%
10th Percentile £26.66 £14.05 £18.81
90th Percentile £56.25 £30.45 £41.25
UK excluding London median hourly rate £40.00 £12.00 £28.00
% change year-on-year +233.33% -57.14% -25.33%

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 35,131 32,717 37,266
As % of all contract IT jobs advertised in the UK 34.09% 34.18% 34.25%
Number of daily rates quoted 22,761 21,330 24,372
UK median daily rate £470 £450 £425
Median daily rate % change year-on-year +4.44% +5.88% +4.94%
10th Percentile £275 £263 £250
90th Percentile £656 £638 £625
UK excluding London median daily rate £413 £400 £388
% change year-on-year +3.13% +3.23% +3.33%
Number of hourly rates quoted 1,065 1,040 1,248
UK median hourly rate £21.50 £20.50 £20.50
Median hourly rate % change year-on-year +4.88% - +9.33%
10th Percentile £12.23 £11.25 £11.25
90th Percentile £51.00 £50.00 £47.35
UK excluding London median hourly rate £20.00 £19.63 £20.50
% change year-on-year +1.91% -4.27% +13.89%

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 17 August 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 17 August 2018.

Contractor hourly rate histogram for Clustering in the UK

Clustering
Top 15 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 17 August 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 -36 521 £400 - 92
UK excluding London -8 400 £363 -3.33% 53
London -27 191 £475 +5.56% 42
South East +4 116 £400 +6.67% 14
North of England -54 91 £400 +2.89% 19
Scotland -2 67 £285 -18.57% 3
Midlands 0 59 £330 -5.71% 10
Yorkshire +10 45 £375 -29.91% 8
East of England +10 45 £450 +5.88% 5
North West -45 36 £400 -15.79% 11
East Midlands -5 33 £335 -0.74% 8
West Midlands -8 28 £276 -21.29% 2
South West -6 22 £305 -25.61% 2
North East -48 10 £363 +5.38%
Wales -11 3 £363 -21.62%

For the 6 months to 17 August 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.

1 328 (54.58%) Windows
2 271 (45.09%) VMware
3 243 (40.43%) Active Directory
4 239 (39.77%) Microsoft
5 205 (34.11%) VMware Infrastructure
6 201 (33.44%) Linux
7 191 (31.78%) Windows Server
8 188 (31.28%) SQL Server
9 185 (30.78%) SQL
10 168 (27.95%) Hyper-V
11 145 (24.13%) Citrix
12 141 (23.46%) Microsoft Clustering
13 134 (22.30%) DNS
14 133 (22.13%) Windows Server 2008
15 132 (21.96%) PowerShell
16 127 (21.13%) VMware ESXi
17 119 (19.80%) DHCP
18 111 (18.47%) SAN
19 109 (18.14%) Oracle
20 104 (17.30%) HP
21 100 (16.64%) Office 365
22 96 (15.97%) Veritas
23 95 (15.81%) Security Cleared
24 94 (15.64%) ITIL
25 91 (15.14%) AIX
25 91 (15.14%) MS Exchange
25 91 (15.14%) SCCM
26 86 (14.31%) Windows Server 2012
27 83 (13.81%) SC Cleared
28 82 (13.64%) Windows Server 2003

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 91 (15.14%) MS Exchange
2 63 (10.48%) Exchange Server 2010
3 51 (8.49%) IIS
4 40 (6.66%) Skype for Business
5 34 (5.66%) SharePoint
6 24 (3.99%) Elasticsearch
7 23 (3.83%) Oracle SOA Suite
8 22 (3.66%) Apache
9 21 (3.49%) Oracle Service Bus
10 16 (2.66%) Confluence
11 15 (2.50%) BizTalk Server
12 14 (2.33%) JBoss
12 14 (2.33%) Tomcat
13 13 (2.16%) WebSphere
14 12 (2.00%) Exchange Server 2013
15 11 (1.83%) WebLogic
16 10 (1.66%) nginx
17 7 (1.16%) Apache Spark
17 7 (1.16%) WebSphere Application Server
18 6 (1.00%) NetWeaver
Applications
1 11 (1.83%) Microsoft Excel
2 4 (0.67%) Microsoft Office
3 2 (0.33%) MS Visio
4 1 (0.17%) HipChat
4 1 (0.17%) Microsoft Project
Business Applications
1 21 (3.49%) Siebel CRM
2 20 (3.33%) Oracle Applications
3 18 (3.00%) Oracle Utilities
4 2 (0.33%) Dynamics AX
4 2 (0.33%) Remedy ITSM
5 1 (0.17%) Dynamics CRM
5 1 (0.17%) Markit EDM
5 1 (0.17%) Maximo
5 1 (0.17%) Oracle EBS
5 1 (0.17%) Oracle Payables
5 1 (0.17%) SAP Hybris
5 1 (0.17%) SAP Oil and Gas
Cloud Services
1 100 (16.64%) Office 365
2 76 (12.65%) Microsoft Azure
3 64 (10.65%) Amazon AWS
4 27 (4.49%) IaaS
5 22 (3.66%) Azure Active Directory
6 14 (2.33%) PaaS
7 10 (1.66%) OpenShift
7 10 (1.66%) Yammer
8 9 (1.50%) Amazon S3
8 9 (1.50%) AWS CloudFormation
9 8 (1.33%) Amazon EMR
9 8 (1.33%) AWS Lambda
9 8 (1.33%) Cloud Computing
9 8 (1.33%) Serverless
9 8 (1.33%) Slack
10 7 (1.16%) Google Cloud Platform
10 7 (1.16%) SaaS
11 5 (0.83%) Amazon EC2
12 4 (0.67%) GitHub
12 4 (0.67%) npm
Communications & Networking
1 134 (22.30%) DNS
2 119 (19.80%) DHCP
3 111 (18.47%) SAN
4 60 (9.98%) Firewall
5 48 (7.99%) TCP/IP
6 38 (6.32%) NAS
7 35 (5.82%) LAN
7 35 (5.82%) WAN
8 33 (5.49%) Skype
9 27 (4.49%) SSL
10 26 (4.33%) HTTP
10 26 (4.33%) NetScaler
11 24 (3.99%) VLAN
12 23 (3.83%) iSCSI
13 18 (3.00%) Fibre Channel
14 16 (2.66%) FCoE
14 16 (2.66%) Internet
15 13 (2.16%) Unified Communications
16 11 (1.83%) Kerberos
16 11 (1.83%) Wireless
Database & Business Intelligence
1 188 (31.28%) SQL Server
2 67 (11.15%) Oracle Database
3 62 (10.32%) MySQL
4 42 (6.99%) SQL Server 2008
5 37 (6.16%) SQL Server Integration Services
6 31 (5.16%) Oracle Database 12c
7 28 (4.66%) SQL Server 2012
8 26 (4.33%) Oracle Database 11g
8 26 (4.33%) SQL Server 2016
9 24 (3.99%) Apache Cassandra
9 24 (3.99%) SQL Server Reporting Services
10 23 (3.83%) Oracle Reports
11 22 (3.66%) Oracle BI EE
11 22 (3.66%) PostgreSQL
12 21 (3.49%) Oracle ODI
13 20 (3.33%) MongoDB
14 15 (2.50%) Big Data
14 15 (2.50%) Relational Database
15 14 (2.33%) Data Warehouse
15 14 (2.33%) SQL Server Analysis Services
Development Applications
1 47 (7.82%) Git (software)
1 47 (7.82%) HP UFT
1 47 (7.82%) WinRunner
2 42 (6.99%) Jenkins
3 23 (3.83%) Oracle Forms
4 18 (3.00%) JIRA
5 14 (2.33%) Team Foundation Server
6 12 (2.00%) Visual Studio
7 10 (1.66%) Subversion
8 9 (1.50%) SonarQube
8 9 (1.50%) TestDirector
9 8 (1.33%) JUnit
9 8 (1.33%) Sonatype Nexus
9 8 (1.33%) Visual Studio Team System
10 7 (1.16%) Cobertura
10 7 (1.16%) GitLab
10 7 (1.16%) Maven
10 7 (1.16%) MSBuild
10 7 (1.16%) NUnit
11 6 (1.00%) Atlassian Bamboo
General
1 79 (13.14%) Finance
2 28 (4.66%) Banking
3 14 (2.33%) Legal
4 7 (1.16%) Investment Banking
4 7 (1.16%) Manufacturing
4 7 (1.16%) Retail
5 6 (1.00%) Advertising
6 5 (0.83%) Telecoms
7 3 (0.50%) Law
7 3 (0.50%) Marketing
7 3 (0.50%) Publishing
8 2 (0.33%) Back Office
8 2 (0.33%) Pharmaceutical
8 2 (0.33%) Retail Banking
8 2 (0.33%) Spanish Language
9 1 (0.17%) Financial Institution
9 1 (0.17%) French Language
9 1 (0.17%) Local Government
Job Titles
1 104 (17.30%) DBA
2 84 (13.98%) Administrator
3 68 (11.31%) Analyst
3 68 (11.31%) Infrastructure Engineer
4 44 (7.32%) SQL DBA
5 39 (6.49%) Architect
6 34 (5.66%) Server Engineer
7 33 (5.49%) DevOps Engineer
8 28 (4.66%) Oracle DBA
9 27 (4.49%) Developer
10 26 (4.33%) Systems Administrator
11 25 (4.16%) MySQL DBA
12 24 (3.99%) Support Engineer
12 24 (3.99%) Test Analyst
13 20 (3.33%) Infrastructure Analyst
13 20 (3.33%) Linux Engineer
14 18 (3.00%) Infrastructure Architect
14 18 (3.00%) SQL Server DBA
14 18 (3.00%) VMware Engineer
15 17 (2.83%) Server Administrator
Libraries, Frameworks & Software Standards
1 65 (10.82%) Middleware
2 29 (4.83%) .NET
2 29 (4.83%) Web Services
3 24 (3.99%) JSON
4 22 (3.66%) Oracle Fusion
5 21 (3.49%) SOAP
6 20 (3.33%) LDAP
6 20 (3.33%) REST
7 18 (3.00%) JMS
8 17 (2.83%) LAMP
9 16 (2.66%) XML
10 13 (2.16%) J2EE
10 13 (2.16%) Java EE
10 13 (2.16%) SAML
11 12 (2.00%) ActiveMQ
11 12 (2.00%) Node.js
12 11 (1.83%) WCF
13 10 (1.66%) JDBC
13 10 (1.66%) jQuery
14 9 (1.50%) HTML
Miscellaneous
1 81 (13.48%) Data Centre
2 76 (12.65%) Replication
3 50 (8.32%) Analytical Skills
4 44 (7.32%) PDA
5 36 (5.99%) PKI
6 18 (3.00%) Fat Client
6 18 (3.00%) Thin Client
7 17 (2.83%) Self-Motivation
8 16 (2.66%) CLARiiON
9 11 (1.83%) Computer Science
9 11 (1.83%) Device Driver
9 11 (1.83%) Management Information System
10 10 (1.66%) Public Cloud
11 6 (1.00%) CMDB
12 5 (0.83%) EMC VMAX
12 5 (0.83%) EMC VNX
12 5 (0.83%) NHS
13 4 (0.67%) Blackberry
13 4 (0.67%) CESG
13 4 (0.67%) Enterprise Software
Operating Systems
1 328 (54.58%) Windows
2 201 (33.44%) Linux
3 191 (31.78%) Windows Server
4 133 (22.13%) Windows Server 2008
5 91 (15.14%) AIX
6 86 (14.31%) Windows Server 2012
7 82 (13.64%) Windows Server 2003
8 64 (10.65%) Red Hat Enterprise Linux
8 64 (10.65%) Unix
9 53 (8.82%) Windows 7
10 38 (6.32%) Solaris
11 19 (3.16%) CentOS
12 15 (2.50%) Ubuntu
13 13 (2.16%) Windows XP
14 9 (1.50%) Windows 10
15 8 (1.33%) Apple iOS
15 8 (1.33%) SUSE Linux Enterprise Server
16 7 (1.16%) Android
17 5 (0.83%) SUSE
17 5 (0.83%) Windows 2000
Processes & Methodologies
1 94 (15.64%) ITIL
2 80 (13.31%) High Availability
3 77 (12.81%) Infrastructure Engineering
4 71 (11.81%) Problem-Solving
5 70 (11.65%) Change Management
6 69 (11.48%) Migration
7 67 (11.15%) Disaster Recovery
8 66 (10.98%) DevOps
9 62 (10.32%) Test Automation
10 60 (9.98%) Capacity Planning
11 59 (9.82%) Agile Software Development
12 50 (8.32%) Load Balancing
13 46 (7.65%) Software Testing
14 45 (7.49%) Test Scripting
15 41 (6.82%) Performance Tuning
16 38 (6.32%) Configuration Management
16 38 (6.32%) Network Load Balancing
17 35 (5.82%) Continuous Integration
17 35 (5.82%) Smoke Testing
18 32 (5.32%) Scrum
Programming Languages
1 185 (30.78%) SQL
2 132 (21.96%) PowerShell
3 81 (13.48%) Python
4 76 (12.65%) Bash Shell
5 45 (7.49%) Java
6 26 (4.33%) Perl
7 25 (4.16%) C#
8 23 (3.83%) WebLogic Scripting Tool
9 21 (3.49%) Shell Script
10 16 (2.66%) Go
11 11 (1.83%) JavaScript
11 11 (1.83%) VBScript
12 9 (1.50%) VB
13 8 (1.33%) ActionScript
13 8 (1.33%) ActionScript 2.0
13 8 (1.33%) C
13 8 (1.33%) T-SQL
14 7 (1.16%) Korn
15 6 (1.00%) PL/SQL
15 6 (1.00%) Ruby
Qualifications
1 95 (15.81%) Security Cleared
2 83 (13.81%) SC Cleared
3 54 (8.99%) Microsoft Certification
4 45 (7.49%) ISTQB
5 36 (5.99%) MCSE
6 23 (3.83%) Degree
7 21 (3.49%) Cisco Certification
8 16 (2.66%) Novell Certification
9 15 (2.50%) DV Cleared
9 15 (2.50%) MCITP
10 14 (2.33%) Citrix Certification
11 13 (2.16%) MCSA
12 12 (2.00%) CCA
13 11 (1.83%) MCTS
14 9 (1.50%) MySQL Certification
14 9 (1.50%) RHCE
15 8 (1.33%) Numerate Degree
16 7 (1.16%) CCNA
16 7 (1.16%) Master's Degree
17 6 (1.00%) CCNP
Quality Assurance & Compliance
1 21 (3.49%) SLA
2 20 (3.33%) QA
3 4 (0.67%) Government Security Classifications
3 4 (0.67%) HL7
3 4 (0.67%) HMG Security Policy Framework
4 3 (0.50%) GCP
4 3 (0.50%) GDPR
4 3 (0.50%) PMO
5 2 (0.33%) Disclosure Scotland
5 2 (0.33%) Sarbanes-Oxley
6 1 (0.17%) ISO/IEC 27001
System Software
1 243 (40.43%) Active Directory
2 205 (34.11%) VMware Infrastructure
3 168 (27.95%) Hyper-V
4 127 (21.13%) VMware ESXi
5 70 (11.65%) vSphere
6 53 (8.82%) XenApp
7 42 (6.99%) Virtual Desktop
8 39 (6.49%) Docker
9 32 (5.32%) Virtual Machines
10 29 (4.83%) Microsoft App-V
11 25 (4.16%) Veritas Cluster Server
12 23 (3.83%) XenDesktop
13 18 (3.00%) DFS Replication
14 15 (2.50%) XenServer
15 14 (2.33%) NFS
16 13 (2.16%) VMware Server
17 12 (2.00%) Virtual Servers
18 11 (1.83%) Firmware
19 8 (1.33%) IAG
19 8 (1.33%) UAG
Systems Management
1 141 (23.46%) Microsoft Clustering
2 91 (15.14%) SCCM
3 68 (11.31%) Ansible
4 56 (9.32%) SCOM
5 54 (8.99%) McAfee ePO
6 49 (8.15%) Failover Clustering
7 39 (6.49%) HP ALM
8 38 (6.32%) Puppet
9 35 (5.82%) Galera Cluster
10 34 (5.66%) vCenter Server
11 31 (5.16%) Opscode Chef
12 26 (4.33%) NetBackup
13 25 (4.16%) Kubernetes
14 22 (3.66%) Systems Management Server (SMS)
15 21 (3.49%) WSUS
16 18 (3.00%) Terraform
17 17 (2.83%) Single Sign-On
18 16 (2.66%) Nagios
19 14 (2.33%) Microsoft Intune
19 14 (2.33%) Prometheus
Vendors
1 271 (45.09%) VMware
2 239 (39.77%) Microsoft
3 145 (24.13%) Citrix
4 109 (18.14%) Oracle
5 104 (17.30%) HP
6 96 (15.97%) Veritas
7 76 (12.65%) McAfee
8 70 (11.65%) Red Hat
9 57 (9.48%) Cisco
10 49 (8.15%) EMC
11 44 (7.32%) Ivanti
12 41 (6.82%) IBM
13 34 (5.66%) Dell
14 32 (5.32%) NetApp
15 27 (4.49%) Symantec
16 26 (4.33%) CommVault
17 25 (4.16%) Percona
18 24 (3.99%) SAP
19 23 (3.83%) SolarWinds
20 22 (3.66%) Siebel