Period
to 23 January 2019

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 23 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
6 months to
23 Jan 2019
Same period 2018 Same period 2017
Rank 454 414 351
Rank change year-on-year -40 -63 -35
Contract jobs citing Clustering 488 547 647
As % of all contract IT jobs advertised in the UK 0.49% 0.54% 0.67%
As % of the Miscellaneous category 1.48% 1.63% 2.04%
Number of daily rates quoted 307 379 442
UK median daily rate £425 £425 £375
Median daily rate % change year-on-year - +13.33% -6.25%
10th Percentile £303 £300 £275
90th Percentile £573 £638 £549
UK excluding London median daily rate £400 £400 £350
% change year-on-year - +14.29% -6.67%
Number of hourly rates quoted 5 9 9
UK median hourly rate £42.27 £32.00 £32.50
Median hourly rate % change year-on-year +32.08% -1.54% -17.72%
10th Percentile £39.48 £26.35 £20.10
90th Percentile £47.40 £36.00 £50.00
UK excluding London median hourly rate £42.27 £32.25 £35.50
% change year-on-year +31.05% -9.15% -5.96%

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 32,903 33,634 31,659
As % of all contract IT jobs advertised in the UK 33.02% 33.45% 32.94%
Number of daily rates quoted 21,672 22,472 20,605
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +0.59%
10th Percentile £281 £263 £250
90th Percentile £650 £650 £625
UK excluding London median daily rate £425 £400 £390
% change year-on-year +6.25% +2.56% +2.63%
Number of hourly rates quoted 990 983 1,121
UK median hourly rate £20.38 £20.91 £20.00
Median hourly rate % change year-on-year -2.56% +4.55% -
10th Percentile £12.00 £11.35 £11.32
90th Percentile £48.75 £48.14 £47.50
UK excluding London median hourly rate £20.00 £20.00 £19.50
% change year-on-year - +2.56% +0.03%

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 23 January 2019.

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 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 23 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
England -32 442 £425 - 134
UK excluding London -53 291 £400 - 84
London +16 187 £475 +1.06% 60
South East -2 107 £388 -16.22% 19
North of England -43 77 £395 -21.00% 24
Yorkshire -24 36 £438 -18.22% 7
North West -28 29 £375 -29.91% 14
South West -27 28 £440 +35.38% 13
East of England -2 27 £463 +24.16% 10
Scotland 0 23 £338 +26.17% 7
Midlands -33 15 £413 +17.86% 8
North East -21 11 £400 -32.38% 3
Wales -10 10 £413 +10.00% 3
West Midlands -24 9 £413 +126.03% 5
East Midlands -27 6 £500 +42.86% 3
Northern Ireland - 4 £475 -

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

1 243 (49.80%) Windows
2 187 (38.32%) Microsoft
2 187 (38.32%) Windows Server
3 185 (37.91%) VMware
4 167 (34.22%) SQL Server
5 166 (34.02%) Active Directory
6 150 (30.74%) VMware Infrastructure
7 147 (30.12%) SQL
8 139 (28.48%) Linux
9 129 (26.43%) PowerShell
10 111 (22.75%) Microsoft Clustering
11 103 (21.11%) Oracle
12 96 (19.67%) Windows Server 2008
13 94 (19.26%) Hyper-V
14 87 (17.83%) High Availability
15 83 (17.01%) SAN
16 81 (16.60%) Microsoft Azure
17 80 (16.39%) Citrix
18 79 (16.19%) Migration
18 79 (16.19%) DevOps
19 78 (15.98%) Security Cleared
20 77 (15.78%) SCCM
20 77 (15.78%) Windows Server 2012
21 74 (15.16%) VMware ESXi
21 74 (15.16%) DNS
21 74 (15.16%) Java
22 73 (14.96%) Performance Tuning
23 70 (14.34%) HP
24 68 (13.93%) Disaster Recovery
25 64 (13.11%) ITIL

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 51 (10.45%) MS Exchange
2 28 (5.74%) IIS
3 25 (5.12%) Exchange Server 2010
4 24 (4.92%) WebSphere
5 23 (4.71%) Skype for Business
6 18 (3.69%) WebSphere Application Server
7 17 (3.48%) BizTalk Server
8 16 (3.28%) Confluence
8 16 (3.28%) SharePoint
9 15 (3.07%) Exchange Server 2013
10 13 (2.66%) Apache
11 12 (2.46%) OpenStack
12 9 (1.84%) NetWeaver
12 9 (1.84%) Tomcat
13 8 (1.64%) Oracle Service Bus
13 8 (1.64%) Oracle SOA Suite
13 8 (1.64%) WebLogic
14 7 (1.43%) nginx
15 5 (1.02%) Blackberry Enterprise Server
16 4 (0.82%) JBoss
Applications
1 19 (3.89%) Microsoft Excel
2 12 (2.46%) Microsoft Office
Business Applications
1 7 (1.43%) Oracle Utilities
1 7 (1.43%) Siebel CRM
2 5 (1.02%) Oracle Applications
3 4 (0.82%) SAP S/4HANA
4 2 (0.41%) Dynamics CRM
4 2 (0.41%) Oracle EBS R12
4 2 (0.41%) Temenos T24
5 1 (0.20%) Dynamics AX
5 1 (0.20%) Dynamics NAV
5 1 (0.20%) Oracle EBS
5 1 (0.20%) Remedy ITSM
5 1 (0.20%) SAP Oil and Gas
Cloud Services
1 81 (16.60%) Microsoft Azure
2 63 (12.91%) Office 365
3 58 (11.89%) Amazon AWS
4 35 (7.17%) IaaS
5 21 (4.30%) OpenShift
6 17 (3.48%) Azure Active Directory
7 13 (2.66%) PaaS
8 11 (2.25%) Amazon S3
9 9 (1.84%) Google Cloud Platform
9 9 (1.84%) Yammer
10 7 (1.43%) AWS CloudFormation
11 6 (1.23%) SaaS
11 6 (1.23%) Slack
12 5 (1.02%) Amazon EC2
12 5 (1.02%) Mimecast
13 4 (0.82%) SuccessFactors
14 3 (0.61%) Amazon ELB
14 3 (0.61%) Amazon EMR
14 3 (0.61%) Azure Data Factory
14 3 (0.61%) Cloud Computing
Communications & Networking
1 83 (17.01%) SAN
2 74 (15.16%) DNS
3 62 (12.70%) DHCP
4 49 (10.04%) Firewall
5 34 (6.97%) iSCSI
6 31 (6.35%) VLAN
7 30 (6.15%) Fibre Channel
7 30 (6.15%) SSL
8 27 (5.53%) TCP/IP
9 24 (4.92%) NetScaler
9 24 (4.92%) WAN
10 22 (4.51%) HTTP
11 21 (4.30%) LAN
12 20 (4.10%) NAS
12 20 (4.10%) Skype
13 16 (3.28%) SSH
14 13 (2.66%) SMTP
15 9 (1.84%) SNMP
15 9 (1.84%) VPN
16 8 (1.64%) Kerberos
Database & Business Intelligence
1 167 (34.22%) SQL Server
2 54 (11.07%) Oracle Database
3 36 (7.38%) Relational Database
4 34 (6.97%) SQL Server 2008
5 33 (6.76%) MySQL
5 33 (6.76%) SQL Server 2012
6 29 (5.94%) SQL Server Integration Services
7 24 (4.92%) MongoDB
8 23 (4.71%) PostgreSQL
8 23 (4.71%) SQL Server 2016
9 22 (4.51%) SQL Server Reporting Services
10 20 (4.10%) NoSQL
11 19 (3.89%) Oracle Database 12c
12 15 (3.07%) DB2
12 15 (3.07%) Oracle Reports
12 15 (3.07%) SQL Server 2014
13 14 (2.87%) Big Data
14 12 (2.46%) MariaDB
14 12 (2.46%) Oracle Database 11g
14 12 (2.46%) SQL Server Analysis Services
Development Applications
1 47 (9.63%) Git (software)
2 39 (7.99%) Jenkins
3 21 (4.30%) JIRA
4 17 (3.48%) Oracle Forms
5 10 (2.05%) GitLab
5 10 (2.05%) Subversion
5 10 (2.05%) Team Foundation Server
6 9 (1.84%) HP UFT
6 9 (1.84%) WinRunner
7 7 (1.43%) Eclipse
7 7 (1.43%) Gradle
7 7 (1.43%) SonarQube
8 6 (1.23%) MSI
8 6 (1.23%) Visual Studio
9 5 (1.02%) Ant
9 5 (1.02%) JUnit
9 5 (1.02%) Oracle APEX
9 5 (1.02%) Selenium
10 4 (0.82%) Artifactory
10 4 (0.82%) Maven
General
1 40 (8.20%) Finance
2 18 (3.69%) Banking
3 9 (1.84%) Investment Banking
3 9 (1.84%) Marketing
4 7 (1.43%) Manufacturing
5 5 (1.02%) Law
5 5 (1.02%) Legal
5 5 (1.02%) Telecoms
6 4 (0.82%) Advertising
7 2 (0.41%) Retail Banking
8 1 (0.20%) Automotive
8 1 (0.20%) Local Government
8 1 (0.20%) Pharmaceutical
Job Titles
1 97 (19.88%) DBA
2 61 (12.50%) Administrator
3 57 (11.68%) Developer
4 48 (9.84%) Infrastructure Engineer
5 42 (8.61%) SQL DBA
6 38 (7.79%) Analyst
7 29 (5.94%) DevOps Engineer
8 28 (5.74%) SQL Server DBA
9 26 (5.33%) Architect
10 25 (5.12%) Oracle DBA
10 25 (5.12%) Server Engineer
10 25 (5.12%) Systems Administrator
11 20 (4.10%) Windows Administrator
12 19 (3.89%) Consultant
12 19 (3.89%) Full Stack Developer
12 19 (3.89%) Windows Systems Administrator
13 18 (3.69%) 3rd Line Engineer
13 18 (3.69%) VMware Engineer
13 18 (3.69%) Windows Engineer
14 16 (3.28%) Node.js Developer
Libraries, Frameworks & Software Standards
1 54 (11.07%) Middleware
2 32 (6.56%) .NET
3 29 (5.94%) REST
4 28 (5.74%) SOAP
5 25 (5.12%) HTML
5 25 (5.12%) JSON
6 23 (4.71%) jQuery
7 22 (4.51%) AngularJS
7 22 (4.51%) CSS
7 22 (4.51%) Node.js
7 22 (4.51%) Twitter Bootstrap
8 19 (3.89%) JSP
8 19 (3.89%) JSTL
9 18 (3.69%) CSS3
9 18 (3.69%) D3.js
9 18 (3.69%) Electron Framework
9 18 (3.69%) HTML5
9 18 (3.69%) LDAP
9 18 (3.69%) Vue.js
10 16 (3.28%) Web Services
Miscellaneous
1 60 (12.30%) Replication
2 54 (11.07%) Analytical Skills
3 49 (10.04%) Data Centre
4 37 (7.58%) Fat Client
4 37 (7.58%) Thin Client
5 21 (4.30%) PKI
6 14 (2.87%) Self-Motivation
7 9 (1.84%) PDA
7 9 (1.84%) VxBlock/Vblock
8 7 (1.43%) Blog
8 7 (1.43%) Client/Server
8 7 (1.43%) Public Cloud
9 6 (1.23%) Management Information System
9 6 (1.23%) Private Cloud
10 5 (1.02%) CLARiiON
10 5 (1.02%) Linux Command Line
10 5 (1.02%) Oracle Licensing
11 4 (0.82%) Algorithms
11 4 (0.82%) Hybrid Cloud
11 4 (0.82%) User Experience
Operating Systems
1 243 (49.80%) Windows
2 187 (38.32%) Windows Server
3 139 (28.48%) Linux
4 96 (19.67%) Windows Server 2008
5 77 (15.78%) Windows Server 2012
6 53 (10.86%) Unix
7 49 (10.04%) Windows Server 2003
8 43 (8.81%) Red Hat Enterprise Linux
9 32 (6.56%) AIX
10 29 (5.94%) Solaris
11 18 (3.69%) Windows 7
12 16 (3.28%) SUSE
13 14 (2.87%) Windows 10
14 4 (0.82%) Apple iOS
14 4 (0.82%) Windows XP
15 3 (0.61%) Android
15 3 (0.61%) HPUX
15 3 (0.61%) VMS
15 3 (0.61%) Windows Vista
16 2 (0.41%) MVS
Processes & Methodologies
1 87 (17.83%) High Availability
2 79 (16.19%) DevOps
2 79 (16.19%) Migration
3 73 (14.96%) Performance Tuning
4 68 (13.93%) Disaster Recovery
5 64 (13.11%) ITIL
6 62 (12.70%) Problem-Solving
7 60 (12.30%) Infrastructure Engineering
8 50 (10.25%) Load Balancing
9 47 (9.63%) Agile Software Development
10 41 (8.40%) Continuous Integration
11 32 (6.56%) Capacity Planning
12 30 (6.15%) Scrum
12 30 (6.15%) Server Management
13 28 (5.74%) Microservices
14 27 (5.53%) Test Automation
15 26 (5.33%) Change Management
15 26 (5.33%) Configuration Management
16 25 (5.12%) User Stories
17 23 (4.71%) Task Automation
Programming Languages
1 147 (30.12%) SQL
2 129 (26.43%) PowerShell
3 74 (15.16%) Java
4 41 (8.40%) Bash Shell
5 40 (8.20%) Python
6 27 (5.53%) Shell Script
7 22 (4.51%) T-SQL
8 19 (3.89%) C#
9 18 (3.69%) TypeScript
10 17 (3.48%) Perl
11 15 (3.07%) Go
12 12 (2.46%) VB
13 8 (1.64%) ActionScript
13 8 (1.64%) ActionScript 2.0
13 8 (1.64%) C
13 8 (1.64%) WebLogic Scripting Tool
14 7 (1.43%) JavaScript
15 5 (1.02%) PL/SQL
16 4 (0.82%) Ruby
16 4 (0.82%) Scala
Qualifications
1 78 (15.98%) Security Cleared
2 39 (7.99%) Microsoft Certification
3 38 (7.79%) SC Cleared
4 30 (6.15%) Degree
4 30 (6.15%) DV Cleared
5 18 (3.69%) Numerate Degree
6 16 (3.28%) CCA
6 16 (3.28%) Citrix Certification
7 14 (2.87%) MCSE
8 13 (2.66%) VMware Certified Professional (VCP)
9 10 (2.05%) VCP5
10 9 (1.84%) ISTQB
11 7 (1.43%) MCTS
11 7 (1.43%) VCAP
11 7 (1.43%) VCP4
12 5 (1.02%) ITIL Foundation Certificate
12 5 (1.02%) Novell Certification
13 4 (0.82%) IBM Certification
13 4 (0.82%) ITIL Certification
14 3 (0.61%) RHCE
Quality Assurance & Compliance
1 12 (2.46%) QA
2 7 (1.43%) SLA
3 4 (0.82%) PCI DSS
4 2 (0.41%) Disclosure Scotland
4 2 (0.41%) GDPR
4 2 (0.41%) ISO/IEC 27001
5 1 (0.20%) GPG13
5 1 (0.20%) PMO
System Software
1 166 (34.02%) Active Directory
2 150 (30.74%) VMware Infrastructure
3 94 (19.26%) Hyper-V
4 74 (15.16%) VMware ESXi
5 54 (11.07%) vSphere
6 52 (10.66%) XenApp
7 49 (10.04%) Virtual Machines
8 30 (6.15%) Docker
9 28 (5.74%) XenDesktop
10 27 (5.53%) Oracle RAC
11 24 (4.92%) XenServer
12 22 (4.51%) DFS Replication
12 22 (4.51%) Microsoft App-V
13 18 (3.69%) NFS
14 17 (3.48%) Xen
15 16 (3.28%) Veritas Cluster Server
16 15 (3.07%) Virtual Servers
17 9 (1.84%) Virtual Desktop
18 8 (1.64%) vCloud
19 7 (1.43%) VMware Server
Systems Management
1 111 (22.75%) Microsoft Clustering
2 77 (15.78%) SCCM
3 54 (11.07%) Ansible
4 47 (9.63%) SCOM
5 41 (8.40%) vCenter Server
6 35 (7.17%) Failover Clustering
7 32 (6.56%) Puppet
8 20 (4.10%) Opscode Chef
9 19 (3.89%) Kubernetes
9 19 (3.89%) vMotion
10 18 (3.69%) Data Guard
11 17 (3.48%) Forefront Identity Manager
11 17 (3.48%) Microsoft Intune
12 16 (3.28%) SCVMM
13 15 (3.07%) Docker Swarm
14 14 (2.87%) Enterprise Manager Cloud Control
14 14 (2.87%) Oracle RMAN
14 14 (2.87%) Terraform
15 13 (2.66%) McAfee ePO
16 12 (2.46%) Symantec Enterprise Vault
Vendors
1 187 (38.32%) Microsoft
2 185 (37.91%) VMware
3 103 (21.11%) Oracle
4 80 (16.39%) Citrix
5 70 (14.34%) HP
6 38 (7.79%) Dell
7 37 (7.58%) Veritas
8 34 (6.97%) SAP
9 31 (6.35%) EMC
10 30 (6.15%) Cisco
10 30 (6.15%) McAfee
11 24 (4.92%) Red Hat
12 21 (4.30%) NetApp
12 21 (4.30%) Symantec
13 20 (4.10%) Splunk
14 18 (3.69%) IBM
15 16 (3.28%) Sybase
16 15 (3.07%) Ivanti
17 12 (2.46%) CommVault
17 12 (2.46%) Dell Compellent