Period
to 21 October 2020

The table below looks at the prevalence of the term Clustering in contract job vacancies advertised in England. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 6 months to 21 October 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 > England
6 months to
21 Oct 2020
Same period 2019 Same period 2018
Rank 375 422 453
Rank change year-on-year +47 +31 -43
Contract jobs citing Clustering 113 420 480
As % of all contract jobs advertised in England 0.42% 0.54% 0.51%
As % of the Miscellaneous category 1.20% 1.72% 1.57%
Number of daily rates quoted 77 274 310
Median daily rate £438 £450 £400
Median daily rate % change year-on-year -2.78% +12.50% -
10th Percentile £310 £314 £263
90th Percentile £555 £588 £575
UK median daily rate £436 £436 £400
% change year-on-year - +9.06% -
Number of hourly rates quoted 4 3 13
Median hourly rate £40.75 £42.11 £42.50
Median hourly rate % change year-on-year -3.23% -0.92% +41.67%
10th Percentile £35.98 £21.45 £27.32
90th Percentile £55.65 £46.99 £56.25
UK median hourly rate £40.75 £44.75 £42.50
% change year-on-year -8.94% +5.29% +41.67%

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 advertised in England with a requirement for generic IT skills.

All Generic IT Skills
England
Contract vacancies with a requirement for generic IT skills 9,437 24,414 30,620
As % of all contract IT jobs advertised in England 34.66% 31.47% 32.73%
Number of daily rates quoted 6,088 15,677 20,154
Median daily rate £488 £475 £475
Median daily rate % change year-on-year +2.68% - +5.56%
10th Percentile £263 £263 £275
90th Percentile £725 £675 £675
UK median daily rate £475 £475 £475
Number of hourly rates quoted 371 936 952
Median hourly rate £35.00 £21.50 £20.00
Median hourly rate % change year-on-year +62.79% +7.50% -
10th Percentile £12.70 £11.34 £12.25
90th Percentile £55.00 £53.75 £50.00
Median hourly rate £34.33 £21.50 £20.00
% change year-on-year +59.66% +7.50% -

Clustering
Job Vacancy Trend in England

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

Job vacancy trend for Clustering in England

Clustering
Contractor Daily Rate Trend in England

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

Daily rate trend for Clustering in England

Clustering
Daily Rate Histogram in England

Daily rate distribution for jobs citing Clustering in England over the 6 months to 21 October 2020.

Daily rate histogram for Clustering in England

Clustering
Contractor Hourly Rate Trend in England

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

Hourly rate trend for Clustering in England

Clustering
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing Clustering in England over the 6 months to 21 October 2020.

Hourly rate histogram for Clustering in England

Clustering
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Clustering within the England region over the 6 months to 21 October 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
London +124 54 £475 -3.80% 9
South East +99 18 £448 +5.41% 8
North of England +56 16 £413 - 7
North West +60 10 £388 -3.13% 4
South West +71 9 £350 -30.00% 2
Yorkshire +49 6 £450 +10.77% 2
East of England +81 4 £441 +10.31% 1
Midlands +72 3 £400 -11.11% 2
East Midlands +45 2 £400 -11.11% 1
West Midlands +65 1 - - 1
Clustering
UK

For the 6 months to 21 October 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 across the England region with a requirement for Clustering.

1 51 (45.13%) Linux
2 49 (43.36%) High Availability
3 47 (41.59%) Windows
4 38 (33.63%) SQL Server
5 37 (32.74%) Oracle
6 35 (30.97%) Active Directory
7 34 (30.09%) Microsoft
7 34 (30.09%) SQL
7 34 (30.09%) VMware
8 33 (29.20%) Finance
9 30 (26.55%) Windows Server
10 29 (25.66%) Performance Tuning
10 29 (25.66%) VMware Infrastructure
10 29 (25.66%) Azure
11 28 (24.78%) Agile Software Development
12 24 (21.24%) Java
13 22 (19.47%) Unix
13 22 (19.47%) Jenkins
13 22 (19.47%) Microsoft Clustering
14 21 (18.58%) Ansible
14 21 (18.58%) DevOps
14 21 (18.58%) Continuous Integration
14 21 (18.58%) Configuration Management
14 21 (18.58%) JavaScript
15 20 (17.70%) Windows Server 2012
15 20 (17.70%) REST
15 20 (17.70%) VMware ESXi
16 19 (16.81%) Puppet
16 19 (16.81%) Security Cleared
16 19 (16.81%) Spring

Clustering
Co-occurring IT Skills in England 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 15 (13.27%) Apache
2 11 (9.73%) Red Hat Fuse
3 7 (6.19%) WebSphere
4 6 (5.31%) Confluence
5 4 (3.54%) Anypoint
5 4 (3.54%) MS Exchange
6 3 (2.65%) Exchange Server 2010
6 3 (2.65%) SharePoint
7 2 (1.77%) MQSeries
7 2 (1.77%) Tomcat
7 2 (1.77%) Tuxedo
7 2 (1.77%) WebLogic
8 1 (0.88%) Blackberry Enterprise Server
8 1 (0.88%) Exchange Server 2013
8 1 (0.88%) IBM Notes
8 1 (0.88%) iPlanet
8 1 (0.88%) nginx
8 1 (0.88%) Oracle Service Bus
8 1 (0.88%) Oracle SOA Suite
8 1 (0.88%) Skype for Business
Applications
1 5 (4.42%) Microsoft Office
2 3 (2.65%) MS Visio
3 2 (1.77%) Microsoft Excel
3 2 (1.77%) Microsoft PowerPoint
Business Applications
1 3 (2.65%) Maximo
Cloud Services
1 29 (25.66%) Azure
2 17 (15.04%) AWS
3 15 (13.27%) SaaS
4 14 (12.39%) PaaS
5 13 (11.50%) IaaS
6 11 (9.73%) GitHub
7 8 (7.08%) Cloud Computing
7 8 (7.08%) GCP
8 7 (6.19%) Office 365
9 4 (3.54%) Apigee
10 3 (2.65%) Amazon ECS
10 3 (2.65%) Amazon ElastiCache
10 3 (2.65%) Amazon Kinesis
10 3 (2.65%) AWS CloudFormation
11 1 (0.88%) Azure Active Directory
Communications & Networking
1 16 (14.16%) DNS
2 15 (13.27%) TCP/IP
3 14 (12.39%) Kerberos
3 14 (12.39%) SAN
4 12 (10.62%) DHCP
5 10 (8.85%) Firewall
6 7 (6.19%) HTTP
7 6 (5.31%) VSAN
8 5 (4.42%) WAN
9 4 (3.54%) FTP
9 4 (3.54%) iSCSI
9 4 (3.54%) SMTP
10 3 (2.65%) Intrusion Detection
10 3 (2.65%) LAN
10 3 (2.65%) SNMP
10 3 (2.65%) VLAN
11 2 (1.77%) Cisco ASA
11 2 (1.77%) Fibre Channel
11 2 (1.77%) NetScaler
11 2 (1.77%) Remote Desktop
Database & Business Intelligence
1 38 (33.63%) SQL Server
2 18 (15.93%) Relational Database
3 11 (9.73%) PostgreSQL
4 8 (7.08%) RDBMS
5 5 (4.42%) Oracle Database
5 5 (4.42%) Oracle Database 10g
6 4 (3.54%) Oracle Database 11g
6 4 (3.54%) Oracle Database 12c
6 4 (3.54%) Oracle Exadata
7 3 (2.65%) SQL Server 2014
7 3 (2.65%) SQL Server 2016
8 2 (1.77%) MongoDB
8 2 (1.77%) MySQL
8 2 (1.77%) NoSQL
8 2 (1.77%) SQL Server 2008
8 2 (1.77%) SQL Server 2019
8 2 (1.77%) SQL Server Integration Services
8 2 (1.77%) SQL Server Reporting Services
8 2 (1.77%) Sybase IQ
8 2 (1.77%) Text Mining
Development Applications
1 22 (19.47%) Jenkins
2 10 (8.85%) JIRA
2 10 (8.85%) Subversion
3 6 (5.31%) Bitbucket
3 6 (5.31%) Git (software)
4 5 (4.42%) JUnit
5 4 (3.54%) Cucumber
5 4 (3.54%) Gradle
5 4 (3.54%) JMeter
5 4 (3.54%) SoapUI
5 4 (3.54%) SOAtest
5 4 (3.54%) SonarQube
6 3 (2.65%) Visual Studio
7 2 (1.77%) Atlassian Bamboo
8 1 (0.88%) Arquillian
8 1 (0.88%) ClearCase
8 1 (0.88%) ClearQuest
8 1 (0.88%) Serena SBM
8 1 (0.88%) TeamCity
General
1 33 (29.20%) Finance
2 18 (15.93%) Banking
3 5 (4.42%) Investment Banking
3 5 (4.42%) Public Sector
3 5 (4.42%) Retail
4 2 (1.77%) Advertising
4 2 (1.77%) Aerospace
4 2 (1.77%) Legal
5 1 (0.88%) Electronics
5 1 (0.88%) Games
5 1 (0.88%) International Banking
5 1 (0.88%) Manufacturing
5 1 (0.88%) Marketing
5 1 (0.88%) Telecoms
Job Titles
1 22 (19.47%) DBA
2 16 (14.16%) Administrator
2 16 (14.16%) Developer
3 13 (11.50%) Java Developer
3 13 (11.50%) SQL DBA
4 12 (10.62%) Architect
5 11 (9.73%) Consultant
6 6 (5.31%) Solutions Architect
6 6 (5.31%) SQL Server DBA
6 6 (5.31%) Virtualisation Engineer
7 5 (4.42%) Infrastructure Engineer
7 5 (4.42%) Java Architect
7 5 (4.42%) Java Solutions Architect
7 5 (4.42%) Oracle DBA
7 5 (4.42%) Systems Administrator
7 5 (4.42%) VMware Engineer
8 4 (3.54%) Analyst
8 4 (3.54%) Linux Engineer
8 4 (3.54%) Python Engineer
9 3 (2.65%) Maximo Consultant
Libraries, Frameworks & Software Standards
1 20 (17.70%) REST
2 19 (16.81%) Spring
3 17 (15.04%) Middleware
4 15 (13.27%) JMS
4 15 (13.27%) LDAP
5 14 (12.39%) HTML
5 14 (12.39%) HTML5
6 11 (9.73%) Ajax
6 11 (9.73%) AngularJS
6 11 (9.73%) Apache Camel
6 11 (9.73%) GWT
6 11 (9.73%) Hibernate
6 11 (9.73%) JDBC
6 11 (9.73%) jQuery
6 11 (9.73%) JSF
6 11 (9.73%) OSGi
7 7 (6.19%) Spring Boot
8 5 (4.42%) Flash
8 5 (4.42%) JSON
8 5 (4.42%) SOAP
Miscellaneous
1 18 (15.93%) Enterprise Software
2 15 (13.27%) Replication
3 14 (12.39%) Analytical Skills
4 10 (8.85%) Data Centre
5 4 (3.54%) Management Information System
6 3 (2.65%) NHS
6 3 (2.65%) Public Cloud
6 3 (2.65%) Self-Motivation
7 2 (1.77%) Cloud Native
7 2 (1.77%) Driving Licence
7 2 (1.77%) EMC VNX
7 2 (1.77%) Fixed Income
7 2 (1.77%) Hybrid Cloud
7 2 (1.77%) PKI
7 2 (1.77%) Private Cloud
7 2 (1.77%) User Experience
8 1 (0.88%) Algorithms
8 1 (0.88%) Blackberry
8 1 (0.88%) Client/Server
8 1 (0.88%) Thin Client
Operating Systems
1 51 (45.13%) Linux
2 47 (41.59%) Windows
3 30 (26.55%) Windows Server
4 22 (19.47%) Unix
5 20 (17.70%) Windows Server 2012
6 18 (15.93%) Windows Server 2016
7 15 (13.27%) Windows Server 2008
8 13 (11.50%) Windows Server 2019
9 10 (8.85%) Red Hat Enterprise Linux
10 7 (6.19%) AIX
11 6 (5.31%) CentOS
11 6 (5.31%) Windows Server 2003
12 3 (2.65%) Solaris
12 3 (2.65%) Windows 10
13 2 (1.77%) Windows XP
14 1 (0.88%) Mac OS X
14 1 (0.88%) Mac OS X Server
14 1 (0.88%) Ubuntu
Processes & Methodologies
1 49 (43.36%) High Availability
2 29 (25.66%) Performance Tuning
3 28 (24.78%) Agile Software Development
4 21 (18.58%) Configuration Management
4 21 (18.58%) Continuous Integration
4 21 (18.58%) DevOps
5 15 (13.27%) Open Source
6 14 (12.39%) ITIL
6 14 (12.39%) Microservices
6 14 (12.39%) Scalability Testing
6 14 (12.39%) Web Development
7 12 (10.62%) Infrastructure Engineering
7 12 (10.62%) OO
7 12 (10.62%) Problem-Solving
8 11 (9.73%) Migration
8 11 (9.73%) Validation
9 9 (7.96%) Load Balancing
9 9 (7.96%) Scrum
10 8 (7.08%) Extreme Programming
10 8 (7.08%) RUP
Programming Languages
1 34 (30.09%) SQL
2 24 (21.24%) Java
3 21 (18.58%) JavaScript
4 17 (15.04%) Python
5 16 (14.16%) PowerShell
6 11 (9.73%) Shell Script
7 10 (8.85%) Perl
8 9 (7.96%) Java 8
9 6 (5.31%) PL/SQL
9 6 (5.31%) T-SQL
10 5 (4.42%) Bash Shell
10 5 (4.42%) C
11 4 (3.54%) Ruby
12 2 (1.77%) C#
12 2 (1.77%) Korn
13 1 (0.88%) VB
13 1 (0.88%) VBScript
13 1 (0.88%) WebLogic Scripting Tool
13 1 (0.88%) XPath
Qualifications
1 19 (16.81%) Security Cleared
2 15 (13.27%) SC Cleared
3 6 (5.31%) VMware Certified Professional (VCP)
4 5 (4.42%) Computer Science Degree
4 5 (4.42%) Degree
4 5 (4.42%) Master's Degree
5 4 (3.54%) DV Cleared
5 4 (3.54%) Microsoft Certification
6 3 (2.65%) CISM
6 3 (2.65%) CISSP
6 3 (2.65%) MCSE
7 2 (1.77%) CISA
7 2 (1.77%) ISO 27001 Lead Auditor
7 2 (1.77%) ISO 27001 Lead Implementer
7 2 (1.77%) RHCE
7 2 (1.77%) RHCT
8 1 (0.88%) CCNA
8 1 (0.88%) Cisco Certification
8 1 (0.88%) LPIC
8 1 (0.88%) MCITP
Quality Assurance & Compliance
1 6 (5.31%) ISO/IEC 27001
2 5 (4.42%) GDPR
3 4 (3.54%) MiFID
4 3 (2.65%) COBIT
4 3 (2.65%) ISO 31000
4 3 (2.65%) NIST
4 3 (2.65%) Sarbanes-Oxley
5 2 (1.77%) Cyber Essentials
5 2 (1.77%) HIPAA
5 2 (1.77%) SLA
6 1 (0.88%) GMP
6 1 (0.88%) PCI DSS
System Software
1 35 (30.97%) Active Directory
2 29 (25.66%) VMware Infrastructure
3 20 (17.70%) VMware ESXi
4 18 (15.93%) Hyper-V
5 8 (7.08%) Docker
6 7 (6.19%) vSphere
6 7 (6.19%) XenApp
7 6 (5.31%) Virtual Machines
8 5 (4.42%) Oracle RAC
8 5 (4.42%) VMware NSX
9 3 (2.65%) DFS Replication
9 3 (2.65%) Veritas Cluster Server
10 2 (1.77%) Citrix Hypervisor
10 2 (1.77%) Samba
10 2 (1.77%) Tivoli Workload Scheduler
10 2 (1.77%) XenDesktop
11 1 (0.88%) Microsoft App-V
11 1 (0.88%) NFS
11 1 (0.88%) Squid
11 1 (0.88%) Terminal Server
Systems Management
1 22 (19.47%) Microsoft Clustering
2 21 (18.58%) Ansible
3 19 (16.81%) Puppet
4 15 (13.27%) Opscode Chef
5 12 (10.62%) SCOM
6 10 (8.85%) Failover Clustering
7 9 (7.96%) Kubernetes
8 8 (7.08%) Terraform
9 6 (5.31%) SCCM
9 6 (5.31%) vCenter Server
10 5 (4.42%) Data Guard
10 5 (4.42%) Red Hat Satellite
11 4 (3.54%) HP Quality Center
11 4 (3.54%) Nagios
11 4 (3.54%) Oracle Enterprise Manager
11 4 (3.54%) Oracle RMAN
11 4 (3.54%) Single Sign-On
11 4 (3.54%) Tivoli
11 4 (3.54%) Tivoli Storage Manager
11 4 (3.54%) WSUS
Vendors
1 37 (32.74%) Oracle
2 34 (30.09%) Microsoft
2 34 (30.09%) VMware
3 17 (15.04%) IBM
4 12 (10.62%) Red Hat
5 10 (8.85%) Citrix
5 10 (8.85%) Splunk
6 9 (7.96%) SaltStack
7 8 (7.08%) HP
8 7 (6.19%) Dell
9 6 (5.31%) Cisco
10 5 (4.42%) EMC
10 5 (4.42%) NetApp
10 5 (4.42%) Veritas
11 4 (3.54%) MuleSoft
11 4 (3.54%) Pega
11 4 (3.54%) Sybase
11 4 (3.54%) Symantec
12 3 (2.65%) Atlassian
12 3 (2.65%) EqualLogic