Period
to 23 September 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 September 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 Sep 2019
Same period 2018 Same period 2017
Rank 417 430 414
Rank change year-on-year +13 -16 -132
Contract jobs citing Clustering 487 578 550
As % of all contract IT jobs advertised in the UK 0.55% 0.57% 0.56%
As % of the Miscellaneous category 1.77% 1.76% 1.71%
Number of daily rates quoted 316 375 384
UK median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £313 £259 £269
90th Percentile £575 £563 £550
UK excluding London median daily rate £409 £375 £375
% change year-on-year +9.00% - +8.46%
Number of hourly rates quoted 5 15 5
UK median hourly rate £47.00 £42.27 £27.50
Median hourly rate % change year-on-year +11.20% +53.69% -1.79%
10th Percentile £40.05 £26.24 £15.90
90th Percentile £47.30 £56.25 £43.00
UK excluding London median hourly rate £47.00 £42.27 £28.50
% change year-on-year +11.20% +48.30% +1.79%

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 27,587 32,832 32,243
As % of all contract IT jobs advertised in the UK 31.37% 32.46% 32.91%
Number of daily rates quoted 17,489 21,247 20,984
UK median daily rate £475 £473 £450
Median daily rate % change year-on-year +0.53% +5.00% +5.88%
10th Percentile £269 £275 £263
90th Percentile £675 £650 £650
UK excluding London median daily rate £425 £420 £400
% change year-on-year +1.19% +5.00% +3.09%
Number of hourly rates quoted 1,033 1,029 988
UK median hourly rate £22.00 £20.00 £20.71
Median hourly rate % change year-on-year +10.00% -3.40% +3.53%
10th Percentile £11.64 £12.25 £11.25
90th Percentile £53.75 £50.00 £50.00
UK excluding London median hourly rate £20.75 £19.00 £20.00
% change year-on-year +9.21% -5.00% -3.10%

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 September 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 September 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 +14 421 £450 +12.50% 96
UK excluding London +11 346 £409 +9.00% 71
London 0 117 £500 +11.11% 27
South East +31 116 £425 +6.25% 22
North of England +7 87 £400 - 26
South West +17 51 £475 +46.15% 7
North West +14 39 £363 -9.38% 16
Scotland +9 39 £364 +27.63% 1
Yorkshire +12 34 £425 +13.33% 9
East of England -5 24 £400 -15.79% 7
North East +26 14 £495 +16.47% 1
Midlands +2 14 £450 +31.39% 7
Wales +24 9 £365 -1.02% 1
West Midlands +20 9 £405 +30.54% 5
Northern Ireland - 7 £513 -
East Midlands 0 5 £450 +25.00% 2

For the 6 months to 23 September 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.

1 267 (54.83%) Windows
2 194 (39.84%) Microsoft
3 185 (37.99%) Active Directory
4 177 (36.34%) Linux
5 158 (32.44%) VMware
5 158 (32.44%) Windows Server
6 155 (31.83%) SQL
7 131 (26.90%) SQL Server
7 131 (26.90%) PowerShell
8 129 (26.49%) Windows Server 2012
9 128 (26.28%) Hyper-V
10 112 (23.00%) Security Cleared
11 110 (22.59%) VMware Infrastructure
11 110 (22.59%) Oracle
12 107 (21.97%) Azure
12 107 (21.97%) Infrastructure Engineering
13 102 (20.94%) Microsoft Clustering
14 90 (18.48%) SCCM
15 89 (18.28%) HP
16 84 (17.25%) Migration
16 84 (17.25%) ITIL
17 81 (16.63%) Unix
18 79 (16.22%) SAN
19 76 (15.61%) Oracle Database
19 76 (15.61%) Data Centre
20 75 (15.40%) Windows Server 2008
21 74 (15.20%) AWS
21 74 (15.20%) DNS
21 74 (15.20%) Python
21 74 (15.20%) High Availability

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 50 (10.27%) MS Exchange
2 41 (8.42%) IIS
3 38 (7.80%) SharePoint
4 29 (5.95%) Exchange Server 2010
5 25 (5.13%) WebSphere
6 17 (3.49%) WebSphere Application Server
7 15 (3.08%) WebLogic
8 14 (2.87%) Exchange Server 2013
9 13 (2.67%) Apache
9 13 (2.67%) IBM HTTP Server
9 13 (2.67%) nginx
10 12 (2.46%) Skype for Business
11 9 (1.85%) SAP Portal
12 8 (1.64%) JBoss
12 8 (1.64%) NetWeaver
12 8 (1.64%) Tomcat
13 4 (0.82%) GlassFish
14 3 (0.62%) Confluence
15 2 (0.41%) Elasticsearch
15 2 (0.41%) SharePoint 2013
Applications
1 25 (5.13%) Microsoft Office
2 3 (0.62%) MS Visio
3 2 (0.41%) Microsoft Excel
4 1 (0.21%) Abaqus
4 1 (0.21%) Microsoft PowerPoint
Business Applications
1 3 (0.62%) SAP S/4HANA
2 1 (0.21%) OpenText VIM for SAP
2 1 (0.21%) Oracle EBS
2 1 (0.21%) Oracle Retail
2 1 (0.21%) Remedy ITSM
Cloud Services
1 107 (21.97%) Azure
2 74 (15.20%) AWS
3 60 (12.32%) Office 365
4 29 (5.95%) GitHub
5 26 (5.34%) IaaS
6 25 (5.13%) GCP
7 17 (3.49%) PaaS
8 14 (2.87%) Azure Active Directory
8 14 (2.87%) Virtual Private Cloud
9 13 (2.67%) Amazon EC2
9 13 (2.67%) Amazon ELB
9 13 (2.67%) Amazon S3
9 13 (2.67%) Route 53
10 10 (2.05%) Power Platform
11 6 (1.23%) OpenShift
12 5 (1.03%) Mimecast
12 5 (1.03%) OneDrive
13 4 (0.82%) Azure Data Factory
13 4 (0.82%) Cloud Computing
13 4 (0.82%) SaaS
Communications & Networking
1 79 (16.22%) SAN
2 74 (15.20%) DNS
3 64 (13.14%) Firewall
4 61 (12.53%) DHCP
5 45 (9.24%) NAS
6 36 (7.39%) WAN
7 35 (7.19%) TCP/IP
8 34 (6.98%) LAN
9 24 (4.93%) VPN
10 18 (3.70%) SSL
11 15 (3.08%) HTTP
11 15 (3.08%) Internet
12 14 (2.87%) Cisco ASA
12 14 (2.87%) iSCSI
13 12 (2.46%) DMZ
13 12 (2.46%) VLAN
14 11 (2.26%) Wireless
15 8 (1.64%) HSRP
15 8 (1.64%) HTTPS
15 8 (1.64%) VoIP
Database & Business Intelligence
1 131 (26.90%) SQL Server
2 76 (15.61%) Oracle Database
3 44 (9.03%) MySQL
4 36 (7.39%) Big Data
5 34 (6.98%) PostgreSQL
6 29 (5.95%) MongoDB
6 29 (5.95%) Relational Database
7 26 (5.34%) RDBMS
8 22 (4.52%) SQL Server 2008
8 22 (4.52%) SQL Server Integration Services
8 22 (4.52%) SQL Server Reporting Services
9 16 (3.29%) SQL Server 2012
10 15 (3.08%) Oracle Database 11g
11 14 (2.87%) Data Warehouse
11 14 (2.87%) SQL Server Analysis Services
12 12 (2.46%) SAP BW
13 11 (2.26%) DB2
13 11 (2.26%) SQL Server 2014
14 10 (2.05%) Apache Cassandra
14 10 (2.05%) Power BI
Development Applications
1 33 (6.78%) Jenkins
2 26 (5.34%) Git (software)
3 22 (4.52%) JIRA
4 15 (3.08%) StarTeam
5 13 (2.67%) SonarQube
6 10 (2.05%) IBM UrbanCode
7 7 (1.44%) MSI
7 7 (1.44%) WiX
8 6 (1.23%) Team Foundation Server
9 3 (0.62%) GitLab
9 3 (0.62%) Maven
9 3 (0.62%) Subversion
10 2 (0.41%) TeamCity
11 1 (0.21%) Atlassian Bamboo
11 1 (0.21%) Bazaar
11 1 (0.21%) Bugzilla
11 1 (0.21%) CircleCI
11 1 (0.21%) Hudson
11 1 (0.21%) Oracle Forms
11 1 (0.21%) Toad
General
1 58 (11.91%) Finance
2 31 (6.37%) Banking
3 14 (2.87%) Publishing
4 10 (2.05%) Back Office
4 10 (2.05%) Marketing
5 9 (1.85%) Public Sector
6 8 (1.64%) Investment Banking
7 7 (1.44%) Automotive
7 7 (1.44%) Retail
8 5 (1.03%) Financial Institution
8 5 (1.03%) Telecoms
9 2 (0.41%) French Language
9 2 (0.41%) German Language
9 2 (0.41%) Law
9 2 (0.41%) Retail Banking
10 1 (0.21%) Advertising
10 1 (0.21%) Legal
10 1 (0.21%) Local Government
10 1 (0.21%) Manufacturing
Job Titles
1 86 (17.66%) Infrastructure Engineer
2 73 (14.99%) Administrator
2 73 (14.99%) DBA
3 42 (8.62%) Consultant
4 36 (7.39%) DevOps Engineer
5 35 (7.19%) SQL DBA
6 32 (6.57%) Oracle DBA
7 31 (6.37%) Windows Engineer
8 29 (5.95%) Systems Administrator
9 27 (5.54%) Architect
10 19 (3.90%) Analyst
10 19 (3.90%) Wintel Engineer
11 18 (3.70%) Server Engineer
12 17 (3.49%) Support Engineer
12 17 (3.49%) Windows Infrastructure Engineer
13 16 (3.29%) Linux Administrator
13 16 (3.29%) Systems Engineer
13 16 (3.29%) VMware Engineer
14 15 (3.08%) Linux Engineer
14 15 (3.08%) Senior DBA
Libraries, Frameworks & Software Standards
1 28 (5.75%) Middleware
2 17 (3.49%) .NET
2 17 (3.49%) REST
3 15 (3.08%) LDAP
4 14 (2.87%) RESTful
4 14 (2.87%) Swagger
4 14 (2.87%) Web Services
5 13 (2.67%) scikit-learn
6 12 (2.46%) SAP Basis
7 10 (2.05%) NumPy
7 10 (2.05%) Pandas
7 10 (2.05%) SciPy
8 9 (1.85%) J2EE
8 9 (1.85%) SAP PI
9 8 (1.64%) LEMP Stack
10 6 (1.23%) Software Packaging
10 6 (1.23%) WebSphere MQ
11 5 (1.03%) Akka
12 4 (0.82%) Natural Language Processing
12 4 (0.82%) Node.js
Miscellaneous
1 76 (15.61%) Data Centre
2 68 (13.96%) Replication
3 44 (9.03%) Analytical Skills
4 17 (3.49%) Public Cloud
5 14 (2.87%) Algorithms
5 14 (2.87%) User Experience
6 12 (2.46%) PKI
7 11 (2.26%) Blog
7 11 (2.26%) Linux Command Line
8 9 (1.85%) Mainframe
9 7 (1.44%) HACMP
9 7 (1.44%) Management Information System
9 7 (1.44%) Self-Motivation
10 6 (1.23%) Blackberry
10 6 (1.23%) EMC VMAX
11 5 (1.03%) Driving Licence
11 5 (1.03%) EMC VNX
11 5 (1.03%) NHS
12 3 (0.62%) Cloud Native
12 3 (0.62%) VxBlock/Vblock
Operating Systems
1 267 (54.83%) Windows
2 177 (36.34%) Linux
3 158 (32.44%) Windows Server
4 129 (26.49%) Windows Server 2012
5 81 (16.63%) Unix
6 75 (15.40%) Windows Server 2008
7 71 (14.58%) Red Hat Enterprise Linux
8 41 (8.42%) Windows Server 2003
9 36 (7.39%) AIX
10 28 (5.75%) Windows 10
11 27 (5.54%) Solaris
12 22 (4.52%) CentOS
13 21 (4.31%) SUSE
14 15 (3.08%) Windows 7
15 14 (2.87%) Windows XP
16 12 (2.46%) Ubuntu
17 10 (2.05%) SUSE Linux Enterprise Server
18 9 (1.85%) Oracle Linux
19 4 (0.82%) Data ONTAP
20 3 (0.62%) Apple iOS
Processes & Methodologies
1 107 (21.97%) Infrastructure Engineering
2 84 (17.25%) ITIL
2 84 (17.25%) Migration
3 74 (15.20%) High Availability
4 71 (14.58%) DevOps
5 60 (12.32%) Performance Tuning
5 60 (12.32%) Task Automation
6 56 (11.50%) Problem-Solving
7 53 (10.88%) Change Management
7 53 (10.88%) Disaster Recovery
8 47 (9.65%) Agile Software Development
9 46 (9.45%) Configuration Management
10 40 (8.21%) Load Balancing
11 29 (5.95%) Infrastructure as Code
12 27 (5.54%) Data Protection
12 27 (5.54%) Incident Management
12 27 (5.54%) Root Cause Analysis
13 26 (5.34%) Analytics
13 26 (5.34%) Performance Monitoring
14 24 (4.93%) Data Management
Programming Languages
1 155 (31.83%) SQL
2 131 (26.90%) PowerShell
3 74 (15.20%) Python
4 58 (11.91%) Shell Script
5 55 (11.29%) Java
6 39 (8.01%) Bash Shell
7 30 (6.16%) Perl
8 13 (2.67%) Jython
9 12 (2.46%) C#
10 9 (1.85%) JavaScript
10 9 (1.85%) PHP
10 9 (1.85%) Ruby
10 9 (1.85%) T-SQL
10 9 (1.85%) VB
10 9 (1.85%) VBScript
11 5 (1.03%) C
11 5 (1.03%) Korn
11 5 (1.03%) PL/SQL
12 4 (0.82%) Scala
12 4 (0.82%) VBA
Qualifications
1 112 (23.00%) Security Cleared
2 53 (10.88%) SC Cleared
3 49 (10.06%) DV Cleared
4 43 (8.83%) Microsoft Certification
5 34 (6.98%) Degree
6 22 (4.52%) MCSE
7 16 (3.29%) MCTS
8 15 (3.08%) MCSA
9 14 (2.87%) CCNA
9 14 (2.87%) Cisco Certification
10 13 (2.67%) ISTQB
10 13 (2.67%) MCITP
11 11 (2.26%) ITIL Certification
12 9 (1.85%) Computer Science Degree
12 9 (1.85%) VMware Certified Professional (VCP)
13 6 (1.23%) MCP
14 5 (1.03%) RHCSA
15 4 (0.82%) DBS Check
15 4 (0.82%) RHCE
15 4 (0.82%) TOGAF Certification
Quality Assurance & Compliance
1 21 (4.31%) SLA
2 9 (1.85%) ISO/IEC 27001
3 8 (1.64%) QA
4 4 (0.82%) GDPR
5 3 (0.62%) NCSC
5 3 (0.62%) PCI DSS
6 1 (0.21%) PMO
System Software
1 185 (37.99%) Active Directory
2 128 (26.28%) Hyper-V
3 110 (22.59%) VMware Infrastructure
4 60 (12.32%) VMware ESXi
5 46 (9.45%) Virtual Machines
6 39 (8.01%) vSphere
7 37 (7.60%) Oracle RAC
8 25 (5.13%) Docker
9 24 (4.93%) DFS Replication
10 23 (4.72%) XenApp
11 18 (3.70%) Microsoft App-V
12 13 (2.67%) Virtual Desktop
13 11 (2.26%) Veritas Cluster Server
14 9 (1.85%) NFS
14 9 (1.85%) XenDesktop
15 7 (1.44%) vCloud
16 6 (1.23%) ISA Server
16 6 (1.23%) KVM
17 5 (1.03%) Samba
17 5 (1.03%) Tivoli Workload Scheduler
Systems Management
1 102 (20.94%) Microsoft Clustering
2 90 (18.48%) SCCM
3 45 (9.24%) Ansible
4 43 (8.83%) Failover Clustering
4 43 (8.83%) Puppet
5 39 (8.01%) SCOM
6 30 (6.16%) vCenter Server
7 28 (5.75%) WSUS
8 27 (5.54%) SCVMM
9 26 (5.34%) Data Guard
9 26 (5.34%) Opscode Chef
10 24 (4.93%) Terraform
11 19 (3.90%) Microsoft Data Protection Manager
12 18 (3.70%) Kubernetes
12 18 (3.70%) Oracle RMAN
13 17 (3.49%) Enterprise Manager Cloud Control
14 14 (2.87%) McAfee ePO
14 14 (2.87%) Oracle Enterprise Manager
14 14 (2.87%) SCDPM
14 14 (2.87%) vMotion
Vendors
1 194 (39.84%) Microsoft
2 158 (32.44%) VMware
3 110 (22.59%) Oracle
4 89 (18.28%) HP
5 71 (14.58%) Citrix
6 39 (8.01%) Cisco
7 38 (7.80%) Veritas
8 36 (7.39%) Red Hat
9 35 (7.19%) IBM
10 31 (6.37%) NetApp
11 30 (6.16%) EMC
12 23 (4.72%) McAfee
13 21 (4.31%) Symantec
14 20 (4.11%) Sybase
15 18 (3.70%) Dell
16 14 (2.87%) Google
16 14 (2.87%) SolarWinds
17 13 (2.67%) F5
17 13 (2.67%) SAP
18 11 (2.26%) CheckPoint