Period
to 29 February 2020

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 29 February 2020 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
29 Feb 2020
Same period 2019 Same period 2018
Rank 471 464 432
Rank change year-on-year -7 -32 -67
Contract jobs citing Clustering 254 480 547
As % of all contract IT jobs advertised in the UK 0.38% 0.49% 0.54%
As % of the Miscellaneous category 1.20% 1.53% 1.63%
Number of daily rates quoted 178 307 366
UK median daily rate £425 £425 £425
10th Percentile £327 £319 £300
90th Percentile £593 £573 £625
UK excluding London median daily rate £425 £413 £400
% change year-on-year +3.03% +3.13% +14.29%
Number of hourly rates quoted 5 4 11
UK median hourly rate £41.00 £44.38 £32.00
Median hourly rate % change year-on-year -7.62% +38.70% +28.00%
10th Percentile £25.50 £39.48 £27.50
90th Percentile £53.30 £47.51 £47.83
UK excluding London median hourly rate £44.00 £45.05 £32.00
% change year-on-year -2.33% +40.77% +0.79%

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 21,174 31,472 33,490
As % of all contract IT jobs advertised in the UK 31.59% 31.86% 32.92%
Number of daily rates quoted 13,217 20,513 22,183
UK median daily rate £463 £475 £450
Median daily rate % change year-on-year -2.63% +5.56% +5.88%
10th Percentile £234 £275 £260
90th Percentile £675 £663 £650
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25% -
Number of hourly rates quoted 956 1,034 1,024
UK median hourly rate £24.44 £21.00 £21.90
Median hourly rate % change year-on-year +16.36% -4.11% +15.26%
10th Percentile £12.50 £11.85 £11.66
90th Percentile £53.00 £49.08 £48.75
UK excluding London median hourly rate £21.57 £20.00 £21.00
% change year-on-year +7.85% -4.76% +16.67%

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 29 February 2020.

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 29 February 2020.

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 29 February 2020. 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 +4 233 £425 -3.13% 102
UK excluding London +35 185 £425 +3.03% 80
London +16 64 £475 -5.00% 31
North of England +52 58 £400 - 19
South East +40 58 £425 +9.68% 21
North West +31 30 £388 +3.33% 9
East of England +30 18 £438 - 9
South West +24 18 £488 +0.93% 11
Midlands +56 16 £425 +1.49% 11
Yorkshire +34 16 £440 +0.57% 6
West Midlands +56 13 £425 +3.03% 9
North East +28 12 £375 -6.25% 4
Scotland +9 12 £363 -14.65% 4
Northern Ireland +12 4 £390 -17.89%
East Midlands +38 3 £425 -15.00% 2
Wales +22 1 £400 -3.03% 5

For the 6 months to 29 February 2020, 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.

1 131 (51.57%) Windows
2 100 (39.37%) Microsoft
3 97 (38.19%) Active Directory
4 91 (35.83%) SQL
5 89 (35.04%) Azure
6 88 (34.65%) SQL Server
7 83 (32.68%) Windows Server
8 74 (29.13%) Linux
9 70 (27.56%) Microsoft Clustering
10 61 (24.02%) VMware
11 60 (23.62%) Hyper-V
12 55 (21.65%) PowerShell
13 53 (20.87%) SCCM
13 53 (20.87%) Migration
14 51 (20.08%) AWS
14 51 (20.08%) High Availability
15 47 (18.50%) Windows Server 2012
16 46 (18.11%) VMware Infrastructure
16 46 (18.11%) Security Cleared
17 45 (17.72%) DevOps
18 44 (17.32%) Infrastructure Engineering
19 43 (16.93%) Virtual Machines
19 43 (16.93%) Oracle
20 42 (16.54%) DNS
21 40 (15.75%) ITIL
21 40 (15.75%) Replication
22 39 (15.35%) DHCP
23 38 (14.96%) Office 365
24 36 (14.17%) Data Centre
25 35 (13.78%) Performance Tuning

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 27 (10.63%) SharePoint
2 17 (6.69%) MS Exchange
3 15 (5.91%) Skype for Business
4 11 (4.33%) Apache
4 11 (4.33%) Exchange Server 2010
5 9 (3.54%) Elasticsearch
6 8 (3.15%) IIS
7 7 (2.76%) nginx
8 6 (2.36%) Exchange Server 2013
9 5 (1.97%) Apache Spark
9 5 (1.97%) Confluence
10 4 (1.57%) Red Hat Fuse
11 2 (0.79%) Apache Pig
11 2 (0.79%) Jetty
11 2 (0.79%) Jupyter
11 2 (0.79%) Office Communications Server
11 2 (0.79%) Tomcat
11 2 (0.79%) WebLogic
12 1 (0.39%) JBoss
12 1 (0.39%) Tuxedo
Applications
1 13 (5.12%) Microsoft Office
2 3 (1.18%) Microsoft Excel
3 1 (0.39%) Abaqus
3 1 (0.39%) Microsoft Project
3 1 (0.39%) MS Visio
Business Applications
1 3 (1.18%) NetSuite
2 2 (0.79%) SAP S/4HANA
3 1 (0.39%) OpenText VIM for SAP
3 1 (0.39%) Oracle EBS
3 1 (0.39%) Oracle EBS R12
3 1 (0.39%) Remedy ITSM
Cloud Services
1 89 (35.04%) Azure
2 51 (20.08%) AWS
3 38 (14.96%) Office 365
4 21 (8.27%) IaaS
5 18 (7.09%) PaaS
6 12 (4.72%) GCP
7 10 (3.94%) Azure Active Directory
8 8 (3.15%) OpenShift
9 6 (2.36%) Cloud Computing
9 6 (2.36%) GitHub
10 5 (1.97%) Google Container Engine
11 4 (1.57%) OneDrive
12 3 (1.18%) Amazon EC2
12 3 (1.18%) Serverless
13 2 (0.79%) Amazon S3
13 2 (0.79%) AWS CloudFormation
13 2 (0.79%) AWS Lambda
13 2 (0.79%) NuGet
13 2 (0.79%) SuccessFactors
13 2 (0.79%) Virtual Private Cloud
Communications & Networking
1 42 (16.54%) DNS
2 39 (15.35%) DHCP
3 32 (12.60%) SAN
4 31 (12.20%) Firewall
5 20 (7.87%) VPN
6 13 (5.12%) iSCSI
6 13 (5.12%) NetScaler
6 13 (5.12%) SSL
7 12 (4.72%) TCP/IP
8 10 (3.94%) WAN
9 9 (3.54%) VLAN
10 8 (3.15%) LAN
10 8 (3.15%) Skype
11 7 (2.76%) Wi-Fi
12 6 (2.36%) MPLS
13 5 (1.97%) Asterisk PBX
13 5 (1.97%) Intrusion Detection
13 5 (1.97%) Unified Communications
13 5 (1.97%) VoIP
14 4 (1.57%) Wireshark
Database & Business Intelligence
1 88 (34.65%) SQL Server
2 19 (7.48%) PostgreSQL
2 19 (7.48%) SQL Server Reporting Services
3 16 (6.30%) Oracle Database
3 16 (6.30%) SQL Server 2012
4 15 (5.91%) SQL Server 2014
4 15 (5.91%) SQL Server Integration Services
5 14 (5.51%) Big Data
5 14 (5.51%) SQL Server 2016
6 13 (5.12%) MongoDB
6 13 (5.12%) Relational Database
7 12 (4.72%) MySQL
7 12 (4.72%) SQL Server 2008
8 10 (3.94%) NoSQL
8 10 (3.94%) SQL Server Analysis Services
9 9 (3.54%) RDBMS
10 7 (2.76%) SQL Server 2005
11 6 (2.36%) Apache Cassandra
11 6 (2.36%) Hadoop
11 6 (2.36%) Oracle Database 12c
Development Applications
1 16 (6.30%) Git (software)
2 12 (4.72%) JIRA
3 10 (3.94%) Jenkins
4 8 (3.15%) GitLab
5 4 (1.57%) Fiddler
5 4 (1.57%) Maven
5 4 (1.57%) StarTeam
5 4 (1.57%) Subversion
5 4 (1.57%) Team Foundation Server
6 3 (1.18%) MSI
6 3 (1.18%) Octopus Deploy
6 3 (1.18%) TeamCity
7 2 (0.79%) Toad
7 2 (0.79%) WiX
8 1 (0.39%) Atlassian Bamboo
8 1 (0.39%) Bitbucket
8 1 (0.39%) git-flow
8 1 (0.39%) Sonatype Nexus
8 1 (0.39%) Travis CI
8 1 (0.39%) Visual Studio
General
1 22 (8.66%) Finance
2 6 (2.36%) Banking
2 6 (2.36%) Public Sector
3 5 (1.97%) Manufacturing
4 4 (1.57%) German Language
4 4 (1.57%) Telecoms
5 3 (1.18%) French Language
5 3 (1.18%) Law
5 3 (1.18%) Legal
5 3 (1.18%) Retail
6 2 (0.79%) Games
6 2 (0.79%) Italian Language
6 2 (0.79%) Marketing
7 1 (0.39%) Advertising
7 1 (0.39%) Investment Banking
7 1 (0.39%) Local Government
7 1 (0.39%) Police
Job Titles
1 30 (11.81%) DBA
2 29 (11.42%) Infrastructure Engineer
3 27 (10.63%) Architect
4 21 (8.27%) Consultant
5 20 (7.87%) SQL DBA
6 17 (6.69%) Administrator
7 16 (6.30%) Support Engineer
8 13 (5.12%) Systems Engineer
9 12 (4.72%) Developer
9 12 (4.72%) DevOps Engineer
9 12 (4.72%) SQL Server DBA
10 11 (4.33%) 3rd Line Engineer
10 11 (4.33%) Oracle DBA
11 9 (3.54%) Data Scientist
11 9 (3.54%) Systems Administrator
11 9 (3.54%) VMware Engineer
11 9 (3.54%) Wintel Engineer
12 8 (3.15%) Server Engineer
12 8 (3.15%) Unix Engineer
12 8 (3.15%) VMware Consultant
Libraries, Frameworks & Software Standards
1 14 (5.51%) .NET
2 10 (3.94%) Kafka
2 10 (3.94%) scikit-learn
3 9 (3.54%) Node.js
4 8 (3.15%) LDAP
5 7 (2.76%) Natural Language Processing
5 7 (2.76%) Web Services
6 6 (2.36%) .NET Framework
6 6 (2.36%) Pandas
6 6 (2.36%) REST
7 5 (1.97%) Elastic Stack
7 5 (1.97%) NumPy
7 5 (1.97%) SciPy
8 4 (1.57%) Middleware
8 4 (1.57%) OAuth
8 4 (1.57%) OpenNLP
9 3 (1.18%) Flash
9 3 (1.18%) ODBC
9 3 (1.18%) SAP Basis
10 2 (0.79%) SAML
Miscellaneous
1 40 (15.75%) Replication
2 36 (14.17%) Data Centre
3 15 (5.91%) User Experience
4 12 (4.72%) Analytical Skills
5 11 (4.33%) Public Cloud
6 9 (3.54%) PKI
7 8 (3.15%) Algorithms
8 6 (2.36%) Driving Licence
9 5 (1.97%) Management Information System
9 5 (1.97%) Private Cloud
9 5 (1.97%) Self-Motivation
10 4 (1.57%) Client/Server
10 4 (1.57%) CMDB
10 4 (1.57%) Fat Client
10 4 (1.57%) Linux Command Line
10 4 (1.57%) Thin Client
10 4 (1.57%) VxBlock/Vblock
11 2 (0.79%) Biotechnology
11 2 (0.79%) Blackberry
11 2 (0.79%) Greenfield Project
Operating Systems
1 131 (51.57%) Windows
2 83 (32.68%) Windows Server
3 74 (29.13%) Linux
4 47 (18.50%) Windows Server 2012
5 33 (12.99%) Windows Server 2008
6 26 (10.24%) Windows 10
7 20 (7.87%) Red Hat Enterprise Linux
8 19 (7.48%) Unix
9 18 (7.09%) Solaris
10 13 (5.12%) AIX
10 13 (5.12%) SUSE
11 7 (2.76%) Windows Server 2003
12 6 (2.36%) CentOS
12 6 (2.36%) VMS
13 4 (1.57%) Windows 7
13 4 (1.57%) Windows XP
14 2 (0.79%) Amazon Linux
14 2 (0.79%) Mac OS X
15 1 (0.39%) Data ONTAP
15 1 (0.39%) zOS
Processes & Methodologies
1 53 (20.87%) Migration
2 51 (20.08%) High Availability
3 45 (17.72%) DevOps
4 44 (17.32%) Infrastructure Engineering
5 40 (15.75%) ITIL
6 35 (13.78%) Performance Tuning
7 28 (11.02%) Agile Software Development
8 19 (7.48%) Data Protection
8 19 (7.48%) Disaster Recovery
8 19 (7.48%) Problem-Solving
8 19 (7.48%) Project Delivery
9 14 (5.51%) Load Balancing
9 14 (5.51%) Service Management
9 14 (5.51%) Software Engineering
9 14 (5.51%) Task Automation
10 13 (5.12%) Capacity Planning
11 12 (4.72%) Data Science
11 12 (4.72%) Machine Learning
11 12 (4.72%) Server Management
11 12 (4.72%) Technical Leadership
Programming Languages
1 91 (35.83%) SQL
2 55 (21.65%) PowerShell
3 32 (12.60%) Python
4 20 (7.87%) Java
5 13 (5.12%) C#
6 10 (3.94%) Bash Shell
6 10 (3.94%) JavaScript
6 10 (3.94%) PHP
7 9 (3.54%) Perl
8 7 (2.76%) C
8 7 (2.76%) R
8 7 (2.76%) Scala
8 7 (2.76%) T-SQL
8 7 (2.76%) VBScript
9 5 (1.97%) Shell Script
10 4 (1.57%) Go
10 4 (1.57%) Ruby
10 4 (1.57%) VBA
11 3 (1.18%) PL/SQL
12 2 (0.79%) Korn
Qualifications
1 46 (18.11%) Security Cleared
2 21 (8.27%) SC Cleared
3 20 (7.87%) DV Cleared
4 19 (7.48%) Microsoft Certification
5 10 (3.94%) MCSE
6 8 (3.15%) Degree
6 8 (3.15%) MCTS
7 7 (2.76%) MCSA
7 7 (2.76%) VMware Certified Professional (VCP)
8 5 (1.97%) MCITP
9 4 (1.57%) Cisco Certification
9 4 (1.57%) ISTQB
10 3 (1.18%) CCA
10 3 (1.18%) CCNA
10 3 (1.18%) Citrix Certification
10 3 (1.18%) VCAP
10 3 (1.18%) VCP4
10 3 (1.18%) VCP5
11 2 (0.79%) MCP
11 2 (0.79%) PhD
Quality Assurance & Compliance
1 9 (3.54%) SLA
2 4 (1.57%) QA
3 3 (1.18%) ISO/IEC 27001
4 2 (0.79%) COBIT
4 2 (0.79%) Data Quality
4 2 (0.79%) ISO/IEC 20000
5 1 (0.39%) Cyber Essentials
5 1 (0.39%) GDPR
5 1 (0.39%) NCSC
5 1 (0.39%) NIST
5 1 (0.39%) PCI DSS
System Software
1 97 (38.19%) Active Directory
2 60 (23.62%) Hyper-V
3 46 (18.11%) VMware Infrastructure
4 43 (16.93%) Virtual Machines
5 28 (11.02%) VMware ESXi
6 18 (7.09%) DFS Replication
6 18 (7.09%) vSphere
7 17 (6.69%) XenApp
8 14 (5.51%) Microsoft App-V
9 13 (5.12%) Docker
10 12 (4.72%) XenDesktop
11 11 (4.33%) Virtual Desktop
12 9 (3.54%) Citrix Hypervisor
13 7 (2.76%) Oracle RAC
14 6 (2.36%) Apache ZooKeeper
14 6 (2.36%) Corosync
15 5 (1.97%) DRBD
15 5 (1.97%) FreeRADIUS
15 5 (1.97%) Postfix
16 4 (1.57%) VMware Server
Systems Management
1 70 (27.56%) Microsoft Clustering
2 53 (20.87%) SCCM
3 33 (12.99%) SCOM
4 25 (9.84%) Failover Clustering
4 25 (9.84%) WSUS
5 23 (9.06%) Ansible
6 22 (8.66%) SCVMM
7 16 (6.30%) Microsoft Data Protection Manager
8 14 (5.51%) Puppet
9 12 (4.72%) SCDPM
9 12 (4.72%) SCSM
10 10 (3.94%) Data Guard
10 10 (3.94%) Kubernetes
10 10 (3.94%) Opscode Chef
11 9 (3.54%) Grafana
11 9 (3.54%) vCenter Server
12 8 (3.15%) vRealize
13 7 (2.76%) Oracle Enterprise Manager
14 6 (2.36%) Pacemaker
14 6 (2.36%) Terraform
Vendors
1 100 (39.37%) Microsoft
2 61 (24.02%) VMware
3 43 (16.93%) Oracle
4 35 (13.78%) Cisco
5 34 (13.39%) Citrix
6 22 (8.66%) Dell
7 20 (7.87%) Red Hat
8 16 (6.30%) HP
9 12 (4.72%) ArcSight
10 11 (4.33%) Sun
11 10 (3.94%) NetApp
11 10 (3.94%) Veritas
12 9 (3.54%) Symantec
13 8 (3.15%) Google
14 7 (2.76%) IBM
14 7 (2.76%) McAfee
15 6 (2.36%) EMC
15 6 (2.36%) Lumension
15 6 (2.36%) SolarWinds
15 6 (2.36%) Splunk