Period
to 24 February 2021

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 24 February 2021 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
24 Feb 2021
Same period 2020 Same period 2019
Rank 379 454 467
Rank change year-on-year +75 +13 -33
Contract jobs citing Clustering 184 244 422
As % of all contract jobs advertised in England 0.48% 0.40% 0.47%
As % of the Miscellaneous category 1.41% 1.25% 1.47%
Number of daily rates quoted 163 176 278
Median daily rate £490 £431 £434
Median daily rate % change year-on-year +13.82% -0.75% +1.46%
10th Percentile £321 £324 £325
90th Percentile £688 £625 £575
UK median daily rate £475 £425 £425
% change year-on-year +11.76% - -
Number of hourly rates quoted 17 3 4
Median hourly rate £60.00 £39.50 £44.38
Median hourly rate % change year-on-year +51.90% -11.00% +38.70%
10th Percentile £55.25 £21.25 £39.48
90th Percentile £60.65 £54.15 £47.51
UK median hourly rate £60.00 £44.00 £44.38
% change year-on-year +36.36% -0.86% +38.70%

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 13,016 19,534 28,767
As % of all contract IT jobs advertised in England 34.14% 31.83% 32.21%
Number of daily rates quoted 8,687 12,867 19,380
Median daily rate £475 £475 £475
10th Percentile £250 £250 £275
90th Percentile £697 £675 £673
UK median daily rate £475 £461 £475
% change year-on-year +3.06% -2.97% +5.56%
Number of hourly rates quoted 538 811 880
Median hourly rate £26.00 £21.42 £20.24
Median hourly rate % change year-on-year +21.41% +5.83% -3.64%
10th Percentile £12.50 £12.44 £11.85
90th Percentile £57.50 £52.50 £48.75
Median hourly rate £26.00 £22.00 £20.00
% change year-on-year +18.18% +10.00% -4.76%

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 24 February 2021.

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
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 24 February 2021. 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 +114 107 £525 +10.53% 33
North of England +37 26 £400 - 10
South East +58 23 £490 +13.29% 15
North West +31 15 £400 +6.67% 10
Yorkshire +41 11 £413 -6.25%
East of England +47 6 £310 -29.14% 2
Midlands +45 6 £400 -5.88% 6
East Midlands +30 5 £400 -25.58% 2
South West +65 4 £613 +42.44% 4
West Midlands +21 1 £358 -15.88% 4
Clustering
UK

For the 6 months to 24 February 2021, 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 77 (41.85%) Linux
2 62 (33.70%) Performance Tuning
3 60 (32.61%) High Availability
4 56 (30.43%) Oracle
4 56 (30.43%) Windows
4 56 (30.43%) Agile Software Development
5 54 (29.35%) VMware
5 54 (29.35%) Java
5 54 (29.35%) REST
6 53 (28.80%) Jenkins
7 50 (27.17%) Azure
8 49 (26.63%) Security Cleared
9 45 (24.46%) Finance
10 44 (23.91%) Microservices
11 43 (23.37%) Active Directory
11 43 (23.37%) JavaScript
12 42 (22.83%) SQL Server
12 42 (22.83%) VMware Infrastructure
12 42 (22.83%) Windows Server
13 41 (22.28%) Relational Database
14 40 (21.74%) Continuous Integration
15 39 (21.20%) Spring
16 37 (20.11%) SC Cleared
16 37 (20.11%) Microsoft Clustering
17 36 (19.57%) SQL
17 36 (19.57%) HTML
17 36 (19.57%) Middleware
18 35 (19.02%) Microsoft
18 35 (19.02%) Scalability Testing
18 35 (19.02%) Enterprise Software

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 27 (14.67%) Apache
2 22 (11.96%) Red Hat Fuse
3 19 (10.33%) MS Exchange
3 19 (10.33%) SharePoint
4 16 (8.70%) IIS
5 7 (3.80%) Oracle SOA Suite
5 7 (3.80%) WebLogic
5 7 (3.80%) WebLogic Portal
6 5 (2.72%) Anypoint
6 5 (2.72%) Confluence
6 5 (2.72%) WebSphere
7 4 (2.17%) Apache ServiceMix
7 4 (2.17%) IBM Domino
7 4 (2.17%) Mule
7 4 (2.17%) Mule ESB
7 4 (2.17%) Tomcat
7 4 (2.17%) WebSphere Application Server
8 2 (1.09%) OpenStack
8 2 (1.09%) SAS
8 2 (1.09%) Skype for Business
Applications
1 9 (4.89%) Microsoft Office
2 3 (1.63%) MS Visio
3 2 (1.09%) Sketch
4 1 (0.54%) Microsoft Excel
4 1 (0.54%) Microsoft PowerPoint
Business Applications
1 7 (3.80%) Oracle Applications
1 7 (3.80%) Oracle EBS
2 4 (2.17%) Magento
2 4 (2.17%) Shopify
3 1 (0.54%) Dynamics CRM
3 1 (0.54%) Maximo
3 1 (0.54%) Remedy ITSM
Cloud Services
1 50 (27.17%) Azure
2 33 (17.93%) AWS
3 24 (13.04%) Microsoft 365
4 20 (10.87%) PaaS
5 17 (9.24%) SaaS
6 16 (8.70%) GitHub
7 11 (5.98%) Amazon ECS
7 11 (5.98%) AWS CloudFormation
7 11 (5.98%) GCP
7 11 (5.98%) IaaS
8 10 (5.43%) Cloud Computing
9 8 (4.35%) Amazon ElastiCache
9 8 (4.35%) Amazon Kinesis
10 4 (2.17%) AWS Lambda
10 4 (2.17%) Serverless
11 2 (1.09%) Amazon EMR
11 2 (1.09%) Azure Active Directory
12 1 (0.54%) Amazon S3
12 1 (0.54%) Power Platform
Communications & Networking
1 31 (16.85%) DNS
2 19 (10.33%) TCP/IP
3 15 (8.15%) WAAS
4 13 (7.07%) Firewall
5 10 (5.43%) SSL
6 9 (4.89%) HTTP
6 9 (4.89%) Kerberos
7 8 (4.35%) iSCSI
7 8 (4.35%) LAN
7 8 (4.35%) WAN
8 7 (3.80%) SAN
8 7 (3.80%) SSH
9 6 (3.26%) IPv4
9 6 (3.26%) IPv6
10 5 (2.72%) DHCP
11 4 (2.17%) FTP
11 4 (2.17%) VSAN
12 3 (1.63%) Intrusion Detection
13 2 (1.09%) VLAN
13 2 (1.09%) VPN
Database & Business Intelligence
1 42 (22.83%) SQL Server
2 41 (22.28%) Relational Database
3 20 (10.87%) PostgreSQL
4 12 (6.52%) RDBMS
5 11 (5.98%) Oracle Database
6 8 (4.35%) Oracle BI EE
7 7 (3.80%) Apache Cassandra
7 7 (3.80%) NoSQL
7 7 (3.80%) Oracle Database 10g
7 7 (3.80%) Oracle Database 11g
7 7 (3.80%) Oracle Database 12c
8 6 (3.26%) Data Warehouse
8 6 (3.26%) MySQL
8 6 (3.26%) SQL Server 2008
9 5 (2.72%) Redis
9 5 (2.72%) SQL Server 2012
10 4 (2.17%) SQL Server Integration Services
10 4 (2.17%) SQL Server Reporting Services
11 3 (1.63%) MongoDB
11 3 (1.63%) SQL Server Analysis Services
Development Applications
1 53 (28.80%) Jenkins
2 18 (9.78%) Git (software)
3 9 (4.89%) JIRA
4 7 (3.80%) Maven
4 7 (3.80%) Subversion
5 5 (2.72%) Gradle
6 4 (2.17%) Bitbucket
6 4 (2.17%) JUnit
7 3 (1.63%) Hudson
7 3 (1.63%) TeamCity
8 2 (1.09%) Axure RP
8 2 (1.09%) Balsamiq
8 2 (1.09%) Serena SBM
9 1 (0.54%) Atlassian Bamboo
9 1 (0.54%) ER Studio
9 1 (0.54%) ERwin
General
1 45 (24.46%) Finance
2 31 (16.85%) Banking
3 15 (8.15%) Public Sector
4 5 (2.72%) Retail
5 4 (2.17%) Marketing
6 3 (1.63%) Investment Banking
6 3 (1.63%) Manufacturing
7 2 (1.09%) Advertising
7 2 (1.09%) Dutch Language
7 2 (1.09%) Electronics
7 2 (1.09%) Multimedia
7 2 (1.09%) Pharmaceutical
7 2 (1.09%) Telecoms
8 1 (0.54%) Automotive
8 1 (0.54%) Financial Institution
8 1 (0.54%) International Banking
8 1 (0.54%) Law
8 1 (0.54%) Spanish Language
Job Titles
1 47 (25.54%) Architect
2 23 (12.50%) Solutions Architect
3 22 (11.96%) DBA
3 22 (11.96%) Developer
4 21 (11.41%) Java Developer
5 20 (10.87%) Administrator
6 15 (8.15%) Technical Architect
7 13 (7.07%) Consultant
7 13 (7.07%) Java Architect
7 13 (7.07%) Java Solutions Architect
8 12 (6.52%) SQL DBA
9 9 (4.89%) AWS Developer
9 9 (4.89%) Oracle DBA
10 8 (4.35%) Systems Administrator
11 7 (3.80%) Data Scientist
12 6 (3.26%) Infrastructure Engineer
12 6 (3.26%) Senior Developer
13 5 (2.72%) Oracle Applications DBA
13 5 (2.72%) Senior Java Developer
14 4 (2.17%) Windows Administrator
Libraries, Frameworks & Software Standards
1 54 (29.35%) REST
2 39 (21.20%) Spring
3 36 (19.57%) HTML
3 36 (19.57%) Middleware
4 33 (17.93%) HTML5
5 27 (14.67%) Hibernate
5 27 (14.67%) JMS
6 26 (14.13%) JDBC
7 24 (13.04%) Ajax
7 24 (13.04%) AngularJS
7 24 (13.04%) Apache Camel
7 24 (13.04%) GWT
7 24 (13.04%) jQuery
7 24 (13.04%) JSF
8 22 (11.96%) OSGi
9 15 (8.15%) Spring Boot
10 11 (5.98%) SOAP
11 10 (5.43%) Kafka
11 10 (5.43%) Redux
11 10 (5.43%) Web Services
Miscellaneous
1 35 (19.02%) Enterprise Software
2 33 (17.93%) Analytical Skills
3 18 (9.78%) Replication
4 16 (8.70%) EMC VNX
5 12 (6.52%) Data Centre
6 9 (4.89%) Management Information System
7 8 (4.35%) LPAR
8 7 (3.80%) Data Structures
9 5 (2.72%) Hybrid Cloud
10 4 (2.17%) Greenfield Project
10 4 (2.17%) User Experience
11 3 (1.63%) NHS
11 3 (1.63%) Virtual Team
12 2 (1.09%) Cloud Native
12 2 (1.09%) Distributed Denial-of-Service
12 2 (1.09%) Fat Client
12 2 (1.09%) Fixed Income
12 2 (1.09%) HACMP
12 2 (1.09%) Self-Motivation
12 2 (1.09%) Thin Client
Operating Systems
1 77 (41.85%) Linux
2 56 (30.43%) Windows
3 42 (22.83%) Windows Server
4 31 (16.85%) Red Hat Enterprise Linux
5 30 (16.30%) Windows Server 2012
6 25 (13.59%) Unix
7 18 (9.78%) Windows 10
8 15 (8.15%) Windows XP
9 13 (7.07%) Windows Server 2016
10 12 (6.52%) AIX
11 10 (5.43%) Windows Server 2008
12 9 (4.89%) Solaris
12 9 (4.89%) Windows Server 2019
13 4 (2.17%) CentOS
14 3 (1.63%) Ubuntu
14 3 (1.63%) Windows Server 2003
15 2 (1.09%) HPUX
15 2 (1.09%) Mac OS X
15 2 (1.09%) SUSE
16 1 (0.54%) Windows 2000
Processes & Methodologies
1 62 (33.70%) Performance Tuning
2 60 (32.61%) High Availability
3 56 (30.43%) Agile Software Development
4 44 (23.91%) Microservices
5 40 (21.74%) Continuous Integration
6 35 (19.02%) Scalability Testing
7 33 (17.93%) OO
7 33 (17.93%) Web Development
8 31 (16.85%) Scrum
9 30 (16.30%) Problem-Solving
10 29 (15.76%) Open Source
11 21 (11.41%) Extreme Programming
11 21 (11.41%) RUP
12 19 (10.33%) Continuous Improvement
13 18 (9.78%) Migration
13 18 (9.78%) Performance Monitoring
14 17 (9.24%) Mentoring
15 16 (8.70%) Load Balancing
16 15 (8.15%) Computer Science
16 15 (8.15%) Creative Thinking
Programming Languages
1 54 (29.35%) Java
2 43 (23.37%) JavaScript
3 36 (19.57%) SQL
4 26 (14.13%) Java 8
5 21 (11.41%) Python
6 19 (10.33%) PowerShell
7 9 (4.89%) Bash Shell
8 7 (3.80%) PL/SQL
9 6 (3.26%) Go
10 5 (2.72%) Perl
10 5 (2.72%) Shell Script
10 5 (2.72%) T-SQL
11 4 (2.17%) PHP
12 3 (1.63%) TypeScript
13 1 (0.54%) Kotlin
13 1 (0.54%) R
13 1 (0.54%) VB
13 1 (0.54%) VB.NET
13 1 (0.54%) VBA
13 1 (0.54%) VBScript
Qualifications
1 49 (26.63%) Security Cleared
2 37 (20.11%) SC Cleared
3 16 (8.70%) Degree
4 12 (6.52%) Computer Science Degree
4 12 (6.52%) Master's Degree
5 8 (4.35%) DV Cleared
6 5 (2.72%) AWS Certification
7 4 (2.17%) Microsoft Certification
7 4 (2.17%) VMware Certified Professional (VCP)
8 3 (1.63%) CISM
8 3 (1.63%) CISSP
9 2 (1.09%) CCNA
9 2 (1.09%) CCNP
9 2 (1.09%) CISA
9 2 (1.09%) Cisco Certification
9 2 (1.09%) ISO 27001 Lead Auditor
9 2 (1.09%) MCITP
9 2 (1.09%) MCSA
9 2 (1.09%) VCAP
9 2 (1.09%) VCP6
Quality Assurance & Compliance
1 6 (3.26%) GDPR
1 6 (3.26%) MiFID
1 6 (3.26%) QA
1 6 (3.26%) Sarbanes-Oxley
2 5 (2.72%) ISO/IEC 27001
3 3 (1.63%) COBIT
3 3 (1.63%) ISO 31000
3 3 (1.63%) NIST
4 2 (1.09%) Actionable Recommendations
5 1 (0.54%) GMP
5 1 (0.54%) IFRS
5 1 (0.54%) SLA
System Software
1 43 (23.37%) Active Directory
2 42 (22.83%) VMware Infrastructure
3 13 (7.07%) VMware ESXi
4 11 (5.98%) Docker
5 10 (5.43%) Hyper-V
6 8 (4.35%) GPFS
6 8 (4.35%) PowerHA
6 8 (4.35%) vSphere
7 6 (3.26%) Virtual Machines
8 5 (2.72%) Oracle RAC
9 4 (2.17%) Postfix
9 4 (2.17%) qmail
9 4 (2.17%) vCloud
10 3 (1.63%) NFS
10 3 (1.63%) VMware NSX
11 2 (1.09%) DFS Replication
11 2 (1.09%) KVM
11 2 (1.09%) Oracle Clusterware
11 2 (1.09%) Veritas Cluster Server
11 2 (1.09%) Veritas File System
Systems Management
1 37 (20.11%) Microsoft Clustering
2 18 (9.78%) SCCM
3 16 (8.70%) Microsoft Intune
4 15 (8.15%) IBM BigFix
5 13 (7.07%) Kubernetes
6 12 (6.52%) Ansible
7 9 (4.89%) Puppet
8 8 (4.35%) Terraform
8 8 (4.35%) vCenter Server
9 7 (3.80%) Oracle RMAN
9 7 (3.80%) Red Hat Satellite
10 6 (3.26%) Failover Clustering
10 6 (3.26%) vRealize
11 5 (2.72%) Netcool
11 5 (2.72%) Opscode Chef
11 5 (2.72%) SCOM
12 4 (2.17%) Single Sign-On
12 4 (2.17%) vRealize Orchestrator
12 4 (2.17%) WSUS
13 3 (1.63%) QRadar
Vendors
1 56 (30.43%) Oracle
2 54 (29.35%) VMware
3 35 (19.02%) Microsoft
4 34 (18.48%) Red Hat
5 23 (12.50%) IBM
6 20 (10.87%) EMC
7 11 (5.98%) Dell
7 11 (5.98%) HP
8 8 (4.35%) Symantec
9 7 (3.80%) Cisco
9 7 (3.80%) Citrix
10 6 (3.26%) CyberArk
10 6 (3.26%) F5
10 6 (3.26%) MuleSoft
10 6 (3.26%) Veritas
11 5 (2.72%) Splunk
12 4 (2.17%) Dynatrace
12 4 (2.17%) Infoblox
12 4 (2.17%) SaltStack
12 4 (2.17%) Xerox