Period
to 20 September 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 20 September 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
20 Sep 2020
Same period 2019 Same period 2018
Rank 386 400 423
Rank change year-on-year +14 +23 -16
Contract jobs citing Clustering 117 493 594
As % of all contract jobs advertised in the UK 0.40% 0.56% 0.58%
As % of the Miscellaneous category 1.18% 1.77% 1.78%
Number of daily rates quoted 85 333 386
Median daily rate £435 £430 £400
Median daily rate % change year-on-year +1.16% +7.50% -
10th Percentile £308 £313 £259
90th Percentile £539 £575 £563
UK excluding London median daily rate £425 £425 £375
% change year-on-year - +13.33% -
Number of hourly rates quoted 7 5 15
Median hourly rate £46.50 £47.00 £42.27
Median hourly rate % change year-on-year -1.06% +11.20% +53.69%
10th Percentile £36.95 £40.05 £26.24
90th Percentile £59.10 £47.30 £56.25
UK excluding London median hourly rate £42.00 £47.00 £42.27
% change year-on-year -10.64% +11.20% +48.30%

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 9,899 27,840 33,371
As % of all contract IT jobs advertised in the UK 33.94% 31.37% 32.41%
Number of daily rates quoted 6,259 17,647 21,591
Median daily rate £480 £475 £470
Median daily rate % change year-on-year +1.05% +1.06% +4.44%
10th Percentile £263 £270 £275
90th Percentile £725 £675 £650
UK excluding London median daily rate £425 £425 £420
% change year-on-year - +1.19% +5.00%
Number of hourly rates quoted 451 1,035 1,040
Median hourly rate £34.13 £22.00 £20.09
Median hourly rate % change year-on-year +55.11% +9.53% -2.99%
10th Percentile £13.50 £11.63 £12.25
90th Percentile £55.00 £53.75 £50.25
Median hourly rate £26.89 £20.63 £19.00
% change year-on-year +30.35% +8.55% -5.00%

Clustering
Job Vacancy Trend

Job postings citing Clustering as a proportion of all IT jobs advertised.

Job vacancy trend for Clustering in the UK

Clustering
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing Clustering.

Daily rate trend for Clustering in the UK

Clustering
Daily Rate Histogram

Daily rate distribution for jobs citing Clustering over the 6 months to 20 September 2020.

Daily rate histogram for Clustering in the UK

Clustering
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing Clustering.

Hourly rate trend for Clustering in the UK

Clustering
Hourly Rate Histogram

Hourly rate distribution of jobs citing Clustering over the 6 months to 20 September 2020.

Hourly rate histogram for Clustering in the UK

Clustering
Top 14 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 20 September 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 +72 110 £435 -3.33% 40
UK excluding London +33 55 £425 - 30
London +172 49 £450 -10.00% 16
South East +113 21 £455 +7.12% 3
Work from Home -56 15 £443 -11.50% 8
North of England +62 13 £403 +0.63% 12
North West +59 9 £400 +10.34% 7
South West +71 8 £353 -25.74% 3
Scotland +48 5 £424 +16.49% 3
Midlands +103 4 £438 -2.78% 4
East of England +77 4 £441 +10.31% 2
West Midlands +72 4 £438 +8.02% 3
Yorkshire +55 3 £431 +1.47% 4
North East +30 1 £250 -49.49% 1

For the 6 months to 20 September 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 63 (53.85%) Windows
2 51 (43.59%) Linux
3 45 (38.46%) Active Directory
4 41 (35.04%) Windows Server
5 40 (34.19%) High Availability
6 39 (33.33%) VMware
7 38 (32.48%) Microsoft
8 37 (31.62%) Azure
9 33 (28.21%) VMware Infrastructure
10 32 (27.35%) SQL Server
11 30 (25.64%) SQL
11 30 (25.64%) Security Cleared
11 30 (25.64%) Windows Server 2012
12 27 (23.08%) Ansible
12 27 (23.08%) Windows Server 2016
12 27 (23.08%) Oracle
13 26 (22.22%) Microsoft Clustering
13 26 (22.22%) VMware ESXi
14 25 (21.37%) Hyper-V
15 24 (20.51%) Puppet
15 24 (20.51%) Unix
15 24 (20.51%) PowerShell
16 22 (18.80%) Configuration Management
16 22 (18.80%) AWS
17 21 (17.95%) DevOps
17 21 (17.95%) Opscode Chef
17 21 (17.95%) Python
17 21 (17.95%) SC Cleared
18 20 (17.09%) Finance
18 20 (17.09%) DNS

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 7 (5.98%) WebSphere
2 6 (5.13%) Confluence
2 6 (5.13%) SharePoint
3 5 (4.27%) Anypoint
4 3 (2.56%) Apache
4 3 (2.56%) MS Exchange
5 2 (1.71%) Exchange Server 2010
5 2 (1.71%) IBM Notes
5 2 (1.71%) MQSeries
5 2 (1.71%) Tomcat
5 2 (1.71%) Tuxedo
5 2 (1.71%) WebLogic
6 1 (0.85%) Blackberry Enterprise Server
6 1 (0.85%) Camunda
6 1 (0.85%) Exchange Server 2013
6 1 (0.85%) iPlanet
6 1 (0.85%) Oracle Service Bus
6 1 (0.85%) Oracle SOA Suite
Applications
1 5 (4.27%) Microsoft Office
2 4 (3.42%) MS Visio
3 1 (0.85%) Microsoft Excel
3 1 (0.85%) Microsoft PowerPoint
Business Applications
1 3 (2.56%) Maximo
Cloud Services
1 37 (31.62%) Azure
2 22 (18.80%) AWS
3 13 (11.11%) IaaS
3 13 (11.11%) SaaS
4 12 (10.26%) PaaS
5 11 (9.40%) GitHub
6 8 (6.84%) Cloud Computing
6 8 (6.84%) GCP
7 6 (5.13%) Office 365
8 4 (3.42%) Apigee
9 1 (0.85%) Amazon ECS
9 1 (0.85%) Amazon ElastiCache
9 1 (0.85%) Amazon Kinesis
9 1 (0.85%) AWS CloudFormation
9 1 (0.85%) Azure Active Directory
Communications & Networking
1 20 (17.09%) DNS
2 19 (16.24%) DHCP
2 19 (16.24%) SAN
3 15 (12.82%) TCP/IP
4 13 (11.11%) Kerberos
5 11 (9.40%) Firewall
6 7 (5.98%) HTTP
7 6 (5.13%) WAN
8 5 (4.27%) iSCSI
8 5 (4.27%) SNMP
8 5 (4.27%) VSAN
9 4 (3.42%) Cisco ASA
9 4 (3.42%) Fibre Channel
9 4 (3.42%) FTP
9 4 (3.42%) LAN
9 4 (3.42%) NetScaler
9 4 (3.42%) Remote Desktop
10 3 (2.56%) SMTP
10 3 (2.56%) VLAN
11 2 (1.71%) IPsec
Database & Business Intelligence
1 32 (27.35%) SQL Server
2 9 (7.69%) PostgreSQL
3 6 (5.13%) Oracle Database
4 5 (4.27%) Oracle Database 10g
4 5 (4.27%) Relational Database
5 4 (3.42%) Oracle Database 11g
5 4 (3.42%) Oracle Database 12c
5 4 (3.42%) Oracle Exadata
6 3 (2.56%) RDBMS
6 3 (2.56%) SQL Server 2014
6 3 (2.56%) SQL Server 2016
7 2 (1.71%) MongoDB
7 2 (1.71%) MySQL
7 2 (1.71%) NoSQL
7 2 (1.71%) SQL Server 2008
7 2 (1.71%) SQL Server Integration Services
7 2 (1.71%) SQL Server Reporting Services
7 2 (1.71%) Sybase IQ
7 2 (1.71%) Text Mining
8 1 (0.85%) DB2
Development Applications
1 16 (13.68%) Subversion
2 13 (11.11%) Git (software)
3 12 (10.26%) Bitbucket
4 10 (8.55%) Jenkins
4 10 (8.55%) JIRA
5 5 (4.27%) JUnit
6 4 (3.42%) Cucumber
6 4 (3.42%) Gradle
6 4 (3.42%) JMeter
6 4 (3.42%) SoapUI
6 4 (3.42%) SOAtest
6 4 (3.42%) SonarQube
7 3 (2.56%) Visual Studio
8 2 (1.71%) Atlassian Bamboo
8 2 (1.71%) ClearCase
8 2 (1.71%) ClearQuest
9 1 (0.85%) Arquillian
9 1 (0.85%) Hudson
9 1 (0.85%) Serena SBM
9 1 (0.85%) TeamCity
General
1 20 (17.09%) Finance
2 8 (6.84%) Banking
3 5 (4.27%) Investment Banking
3 5 (4.27%) Public Sector
3 5 (4.27%) Retail
4 2 (1.71%) Aerospace
4 2 (1.71%) Legal
5 1 (0.85%) Games
5 1 (0.85%) International Banking
5 1 (0.85%) Manufacturing
5 1 (0.85%) Pharmaceutical
Job Titles
1 19 (16.24%) DBA
2 15 (12.82%) Consultant
3 13 (11.11%) Administrator
4 10 (8.55%) SQL DBA
5 9 (7.69%) Developer
6 8 (6.84%) Wintel Engineer
7 6 (5.13%) Splunk Engineer
7 6 (5.13%) Virtualisation Engineer
8 5 (4.27%) Architect
8 5 (4.27%) Infrastructure Engineer
8 5 (4.27%) Java Developer
8 5 (4.27%) Oracle DBA
8 5 (4.27%) Systems Administrator
8 5 (4.27%) Systems Engineer
8 5 (4.27%) VMware Engineer
9 4 (3.42%) Platform Engineer
9 4 (3.42%) Python Engineer
9 4 (3.42%) Senior Systems Engineer
10 3 (2.56%) DevOps Engineer
10 3 (2.56%) Full Stack Developer
Libraries, Frameworks & Software Standards
1 14 (11.97%) LDAP
2 9 (7.69%) Middleware
3 8 (6.84%) REST
4 6 (5.13%) JSON
4 6 (5.13%) SOAP
4 6 (5.13%) Spring
5 5 (4.27%) JMS
5 5 (4.27%) Spring Boot
5 5 (4.27%) Web Services
6 4 (3.42%) Flash
6 4 (3.42%) J2EE
6 4 (3.42%) Oracle GoldenGate
6 4 (3.42%) RAML
6 4 (3.42%) Spring Batch
6 4 (3.42%) Spring Security
7 3 (2.56%) Worklight
7 3 (2.56%) XML
8 2 (1.71%) Kafka
8 2 (1.71%) Natural Language Processing
8 2 (1.71%) SpaCy
Miscellaneous
1 14 (11.97%) Replication
2 10 (8.55%) Data Centre
3 9 (7.69%) Analytical Skills
4 5 (4.27%) Enterprise Software
4 5 (4.27%) User Experience
5 4 (3.42%) Hybrid Cloud
5 4 (3.42%) Public Cloud
6 3 (2.56%) NHS
6 3 (2.56%) Self-Motivation
7 2 (1.71%) Client/Server
7 2 (1.71%) Driving Licence
7 2 (1.71%) EMC VNX
7 2 (1.71%) Private Cloud
8 1 (0.85%) Algorithms
8 1 (0.85%) Fat Client
8 1 (0.85%) Linux Command Line
8 1 (0.85%) LPAR
8 1 (0.85%) PKI
8 1 (0.85%) Social Gaming
8 1 (0.85%) Thin Client
Operating Systems
1 63 (53.85%) Windows
2 51 (43.59%) Linux
3 41 (35.04%) Windows Server
4 30 (25.64%) Windows Server 2012
5 27 (23.08%) Windows Server 2016
6 24 (20.51%) Unix
7 17 (14.53%) Windows Server 2008
7 17 (14.53%) Windows Server 2019
8 15 (12.82%) Red Hat Enterprise Linux
9 11 (9.40%) CentOS
10 9 (7.69%) AIX
11 8 (6.84%) Windows Server 2003
12 6 (5.13%) Windows 10
13 3 (2.56%) Solaris
13 3 (2.56%) Windows XP
14 1 (0.85%) Mac OS X
14 1 (0.85%) SUSE
Processes & Methodologies
1 40 (34.19%) High Availability
2 22 (18.80%) Configuration Management
3 21 (17.95%) DevOps
4 16 (13.68%) ITIL
5 13 (11.11%) Agile Software Development
5 13 (11.11%) Infrastructure Engineering
5 13 (11.11%) Migration
5 13 (11.11%) Performance Tuning
6 9 (7.69%) Continuous Integration
6 9 (7.69%) Deployment Automation
7 8 (6.84%) Problem-Solving
7 8 (6.84%) Test Scripting
7 8 (6.84%) Validation
8 7 (5.98%) Data Protection
9 6 (5.13%) Change Management
9 6 (5.13%) Security Hardening
9 6 (5.13%) Service Management
10 5 (4.27%) Disaster Recovery
10 5 (4.27%) Network Virtualisation
10 5 (4.27%) Storage Management
Programming Languages
1 30 (25.64%) SQL
2 24 (20.51%) PowerShell
3 21 (17.95%) Python
4 19 (16.24%) Shell Script
5 13 (11.11%) Java
6 9 (7.69%) Bash Shell
6 9 (7.69%) Perl
7 8 (6.84%) JavaScript
8 7 (5.98%) VBScript
9 6 (5.13%) C
10 4 (3.42%) PL/SQL
10 4 (3.42%) Ruby
10 4 (3.42%) T-SQL
11 2 (1.71%) C#
11 2 (1.71%) Korn
11 2 (1.71%) VB
12 1 (0.85%) VBA
12 1 (0.85%) WebLogic Scripting Tool
12 1 (0.85%) XPath
Qualifications
1 30 (25.64%) Security Cleared
2 21 (17.95%) SC Cleared
3 6 (5.13%) DV Cleared
3 6 (5.13%) VMware Certified Professional (VCP)
4 5 (4.27%) Microsoft Certification
5 3 (2.56%) MCSE
6 2 (1.71%) RHCE
6 2 (1.71%) RHCT
7 1 (0.85%) CCNA
7 1 (0.85%) Chartered Engineer
7 1 (0.85%) Cisco Certification
7 1 (0.85%) Degree
7 1 (0.85%) LPIC
7 1 (0.85%) MCITP
7 1 (0.85%) NCDA
7 1 (0.85%) VCAP
Quality Assurance & Compliance
1 5 (4.27%) GDPR
2 3 (2.56%) ISO/IEC 27001
2 3 (2.56%) Sarbanes-Oxley
2 3 (2.56%) SLA
3 2 (1.71%) Cyber Essentials
3 2 (1.71%) HIPAA
4 1 (0.85%) GMP
4 1 (0.85%) PCI DSS
System Software
1 45 (38.46%) Active Directory
2 33 (28.21%) VMware Infrastructure
3 26 (22.22%) VMware ESXi
4 25 (21.37%) Hyper-V
5 15 (12.82%) XenApp
6 9 (7.69%) Virtual Machines
6 9 (7.69%) vSphere
7 8 (6.84%) Docker
8 6 (5.13%) DFS Replication
9 5 (4.27%) Firmware
9 5 (4.27%) Oracle RAC
9 5 (4.27%) Terminal Services
10 4 (3.42%) Citrix Hypervisor
10 4 (3.42%) Microsoft App-V
10 4 (3.42%) Virtual Desktop
10 4 (3.42%) VMware NSX
11 3 (2.56%) Veritas Cluster Server
12 2 (1.71%) Samba
12 2 (1.71%) Tivoli Workload Scheduler
12 2 (1.71%) XenDesktop
Systems Management
1 27 (23.08%) Ansible
2 26 (22.22%) Microsoft Clustering
3 24 (20.51%) Puppet
4 21 (17.95%) Opscode Chef
5 16 (13.68%) SCOM
6 15 (12.82%) Failover Clustering
7 12 (10.26%) SCCM
8 9 (7.69%) Kubernetes
9 8 (6.84%) Terraform
9 8 (6.84%) WSUS
10 7 (5.98%) vCenter Server
11 6 (5.13%) Data Guard
11 6 (5.13%) Microsoft Data Protection Manager
11 6 (5.13%) SCDPM
11 6 (5.13%) SCSM
12 5 (4.27%) Oracle Enterprise Manager
12 5 (4.27%) Oracle RMAN
12 5 (4.27%) Red Hat Satellite
12 5 (4.27%) Tivoli
12 5 (4.27%) Tivoli Storage Manager
Vendors
1 39 (33.33%) VMware
2 38 (32.48%) Microsoft
3 27 (23.08%) Oracle
4 18 (15.38%) Citrix
4 18 (15.38%) Splunk
5 17 (14.53%) IBM
6 12 (10.26%) Dell
6 12 (10.26%) Red Hat
7 9 (7.69%) EMC
7 9 (7.69%) HP
7 9 (7.69%) SaltStack
8 8 (6.84%) Cisco
8 8 (6.84%) NetApp
9 5 (4.27%) EqualLogic
9 5 (4.27%) MuleSoft
9 5 (4.27%) Symantec
9 5 (4.27%) Veritas
10 4 (3.42%) ArcSight
10 4 (3.42%) Palo Alto
10 4 (3.42%) Pega