Period
to 27 February 2020

The table below looks at the prevalence of the term Clustering in permanent job vacancies advertised in England. Included is a benchmarking guide to the salaries offered in vacancies that have cited Clustering over the 6 months to 27 February 2020 with a comparison to the same period over the previous 2 years.

Clustering
UK > England
6 months to
27 Feb 2020
Same period 2019 Same period 2018
Rank 525 484 445
Rank change year-on-year -41 -39 -32
Permanent jobs citing Clustering 510 821 1,086
As % of all permanent IT jobs advertised in England 0.45% 0.58% 0.66%
As % of the Miscellaneous category 1.16% 1.47% 1.70%
Number of salaries quoted 392 702 950
England median annual salary £52,500 £52,500 £50,000
Median salary % change year-on-year - +5.00% -
10th Percentile £35,000 £36,000 £32,500
90th Percentile £72,500 £78,750 £77,500
UK median annual salary £50,000 £52,500 £50,000
% change year-on-year -4.76% +5.00% -

Clustering is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in England with a requirement for generic IT skills.

All Generic IT Skills
England
Permanent vacancies with a requirement for generic IT skills 44,090 55,798 63,772
As % of all permanent IT jobs advertised in England 38.84% 39.74% 38.63%
Number of salaries quoted 34,058 42,736 50,437
England median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% -
10th Percentile £30,500 £30,000 £28,250
90th Percentile £95,000 £87,500 £82,500
UK median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% +3.09%

Clustering
Job Vacancy Trend in England

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

Job vacancy trend for Clustering in England

Clustering
Salary Trend in England

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Clustering in England.

Salary trend for Clustering in England

Clustering
Salary Histogram in England

The salary distribution of IT jobs citing Clustering in England over the 6 months to 27 February 2020.

Salary histogram for Clustering in England

Clustering
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Clustering within the England region over the 6 months to 27 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London -119 166 £60,000 - 30
South East +45 154 £50,000 +4.71% 20
North of England +45 78 £42,500 - 19
North West +35 56 £42,500 - 10
East of England +94 44 £45,000 -25.00% 10
Midlands -26 37 £45,000 +4.05% 12
West Midlands +4 33 £45,000 +4.05% 9
South West +13 30 £52,500 +5.00% 11
Yorkshire +31 16 £50,000 -9.09% 5
North East +14 6 £38,750 -3.13% 4
East Midlands -8 3 £44,000 +35.38% 3
Clustering
UK

For the 6 months to 27 February 2020, IT 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 permanent job ads across the England region with a requirement for Clustering.

1 333 (65.29%) Windows
2 278 (54.51%) Microsoft
3 235 (46.08%) SQL Server
4 234 (45.88%) Active Directory
5 217 (42.55%) SQL
6 205 (40.20%) Azure
7 171 (33.53%) Windows Server
8 167 (32.75%) VMware
9 162 (31.76%) PowerShell
10 141 (27.65%) Linux
11 136 (26.67%) Hyper-V
12 127 (24.90%) High Availability
13 109 (21.37%) Infrastructure Engineering
14 107 (20.98%) ITIL
15 105 (20.59%) DNS
16 103 (20.20%) Replication
17 101 (19.80%) VMware Infrastructure
18 97 (19.02%) AWS
19 92 (18.04%) SAN
20 91 (17.84%) DHCP
20 91 (17.84%) Office 365
21 82 (16.08%) Cisco
21 82 (16.08%) Oracle
22 81 (15.88%) Agile Software Development
23 79 (15.49%) Firewall
24 74 (14.51%) MS Exchange
25 71 (13.92%) SQL Server Integration Services
25 71 (13.92%) Degree
25 71 (13.92%) SCCM
25 71 (13.92%) Microsoft Clustering

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 74 (14.51%) MS Exchange
2 60 (11.76%) IIS
3 37 (7.25%) SharePoint
4 20 (3.92%) Anypoint
5 18 (3.53%) Tomcat
6 12 (2.35%) Exchange Server 2010
7 10 (1.96%) Skype for Business
8 9 (1.76%) Apache
8 9 (1.76%) SAS
9 7 (1.37%) WildFly
10 6 (1.18%) nginx
11 5 (0.98%) Exchange Server 2007
11 5 (0.98%) JBoss
12 4 (0.78%) Liferay
12 4 (0.78%) SharePoint 2010
12 4 (0.78%) SharePoint 2013
13 3 (0.59%) Elasticsearch
13 3 (0.59%) OpenStack
13 3 (0.59%) WebLogic
14 2 (0.39%) Jetty
Applications
1 12 (2.35%) Microsoft Office
2 4 (0.78%) Microsoft Excel
3 1 (0.20%) Abaqus
3 1 (0.20%) Microsoft PowerPoint
3 1 (0.20%) Microsoft Project
3 1 (0.20%) MS Visio
Business Applications
1 7 (1.37%) Oracle Applications
2 4 (0.78%) Payment Gateway
3 3 (0.59%) SAP Hybris
3 3 (0.59%) SAP S/4HANA
4 2 (0.39%) PeopleSoft HCM
4 2 (0.39%) Relativity
4 2 (0.39%) Remedy ITSM
5 1 (0.20%) Dynamics CRM
5 1 (0.20%) SAP Business One
Cloud Services
1 205 (40.20%) Azure
2 97 (19.02%) AWS
3 91 (17.84%) Office 365
4 34 (6.67%) SaaS
5 33 (6.47%) Azure Active Directory
6 32 (6.27%) IaaS
7 21 (4.12%) PaaS
7 21 (4.12%) Power Platform
8 18 (3.53%) Cloud Computing
9 11 (2.16%) GCP
10 9 (1.76%) Virtual Private Cloud
11 8 (1.57%) Serverless
12 6 (1.18%) Amazon S3
12 6 (1.18%) Amazon SQS
12 6 (1.18%) AWS Lambda
13 5 (0.98%) Amazon EC2
13 5 (0.98%) Amazon ELB
14 4 (0.78%) OneDrive
15 3 (0.59%) Amazon EMR
15 3 (0.59%) AWS CloudFormation
Communications & Networking
1 105 (20.59%) DNS
2 92 (18.04%) SAN
3 91 (17.84%) DHCP
4 79 (15.49%) Firewall
5 53 (10.39%) TCP/IP
6 51 (10.00%) WAN
7 44 (8.63%) LAN
8 39 (7.65%) NAS
8 39 (7.65%) Wireless
9 34 (6.67%) HTTP
10 33 (6.47%) iSCSI
11 31 (6.08%) VPN
12 30 (5.88%) Fibre Channel
13 27 (5.29%) SNMP
14 21 (4.12%) Multicast
15 20 (3.92%) SMTP
15 20 (3.92%) VLAN
16 19 (3.73%) NetScaler
17 18 (3.53%) WLAN
18 17 (3.33%) SSL
Database & Business Intelligence
1 235 (46.08%) SQL Server
2 71 (13.92%) SQL Server Integration Services
3 70 (13.73%) SQL Server Reporting Services
4 52 (10.20%) MySQL
5 35 (6.86%) Relational Database
6 32 (6.27%) SQL Server 2008
7 31 (6.08%) SQL Server Analysis Services
8 30 (5.88%) SQL Server 2017
9 28 (5.49%) RDBMS
9 28 (5.49%) SQL Server 2012
10 27 (5.29%) SQL Server 2005
10 27 (5.29%) SQL Server 2014
11 26 (5.10%) Oracle Database
12 23 (4.51%) Data Warehouse
13 21 (4.12%) Power BI
14 20 (3.92%) Azure SQL Database
14 20 (3.92%) PostgreSQL
15 16 (3.14%) SQL Server 2016
16 15 (2.94%) Amazon RDS
17 14 (2.75%) MongoDB
Development Applications
1 25 (4.90%) Git (software)
2 22 (4.31%) Subversion
3 11 (2.16%) Maven
4 9 (1.76%) JIRA
5 8 (1.57%) Hudson
5 8 (1.57%) Postman
6 7 (1.37%) Ant
7 6 (1.18%) Octopus Deploy
7 6 (1.18%) Visual Studio
8 5 (0.98%) Eclipse
8 5 (0.98%) TeamCity
9 4 (0.78%) GitLab
9 4 (0.78%) tSQLt
10 2 (0.39%) Bitbucket
10 2 (0.39%) SQL Server Management Studio (SSMS)
10 2 (0.39%) Team Foundation Server
11 1 (0.20%) Atlassian Bamboo
11 1 (0.20%) Jenkins
11 1 (0.20%) JUnit
General
1 64 (12.55%) Finance
2 32 (6.27%) Manufacturing
3 25 (4.90%) Public Sector
3 25 (4.90%) Telecoms
4 23 (4.51%) Retail
5 22 (4.31%) Marketing
6 20 (3.92%) Electronics
7 14 (2.75%) Games
8 10 (1.96%) Banking
9 9 (1.76%) Automotive
10 5 (0.98%) Legal
11 4 (0.78%) Aerospace
12 3 (0.59%) Advertising
12 3 (0.59%) Military
13 2 (0.39%) Back Office
13 2 (0.39%) Law
13 2 (0.39%) Publishing
14 1 (0.20%) Financial Institution
14 1 (0.20%) Investment Banking
14 1 (0.20%) Multimedia
Job Titles
1 116 (22.75%) DBA
2 105 (20.59%) Administrator
3 84 (16.47%) SQL DBA
4 82 (16.08%) Infrastructure Engineer
5 55 (10.78%) Architect
6 47 (9.22%) Consultant
7 46 (9.02%) Systems Administrator
8 29 (5.69%) 3rd Line Engineer
9 28 (5.49%) Analyst
10 24 (4.71%) DevOps Engineer
10 24 (4.71%) IT Engineer
10 24 (4.71%) SQL Server DBA
10 24 (4.71%) Support Engineer
11 23 (4.51%) Technical Consultant
12 21 (4.12%) Server Engineer
13 19 (3.73%) Developer
14 18 (3.53%) Operations Engineer
15 17 (3.33%) Infrastructure Consultant
15 17 (3.33%) Senior Infrastructure Engineer
15 17 (3.33%) Technical Architect
Libraries, Frameworks & Software Standards
1 20 (3.92%) LAMP
2 19 (3.73%) LDAP
3 13 (2.55%) .NET
4 11 (2.16%) RabbitMQ
4 11 (2.16%) SAML
5 9 (1.76%) Spring
5 9 (1.76%) Web Services
6 7 (1.37%) Akka
6 7 (1.37%) Middleware
6 7 (1.37%) OpenJDK
7 6 (1.18%) 802.1X
7 6 (1.18%) ASP.NET
8 5 (0.98%) CSS
8 5 (0.98%) Flash
8 5 (0.98%) HTML
8 5 (0.98%) JDBC
8 5 (0.98%) Kafka
9 4 (0.78%) JSP
9 4 (0.78%) Servlets
9 4 (0.78%) Struts
Miscellaneous
1 103 (20.20%) Replication
2 60 (11.76%) Data Centre
3 30 (5.88%) Analytical Skills
4 23 (4.51%) Enterprise Software
4 23 (4.51%) Self-Motivation
5 21 (4.12%) Management Information System
6 16 (3.14%) EMC VNX
6 16 (3.14%) PKI
6 16 (3.14%) Private Cloud
7 15 (2.94%) Hybrid Cloud
8 13 (2.55%) IPTV
8 13 (2.55%) MPEG
8 13 (2.55%) Video\Live Streaming
9 10 (1.96%) Public Cloud
10 8 (1.57%) Linux Command Line
11 7 (1.37%) Reinsurance
12 6 (1.18%) Enterprise Storage
12 6 (1.18%) Social Network
13 5 (0.98%) Mainframe
13 5 (0.98%) User Experience
Operating Systems
1 333 (65.29%) Windows
2 171 (33.53%) Windows Server
3 141 (27.65%) Linux
4 44 (8.63%) Unix
5 41 (8.04%) Windows Server 2012
6 37 (7.25%) Windows Server 2008
7 26 (5.10%) Solaris
8 22 (4.31%) Windows 10
9 20 (3.92%) Red Hat Enterprise Linux
9 20 (3.92%) Ubuntu
10 19 (3.73%) CentOS
11 17 (3.33%) SUSE
12 16 (3.14%) Windows 7
13 11 (2.16%) Windows 8
14 8 (1.57%) Oracle Linux
15 6 (1.18%) AIX
16 4 (0.78%) SUSE Linux Enterprise Server
16 4 (0.78%) VMS
17 3 (0.59%) Debian
17 3 (0.59%) Fedora
Processes & Methodologies
1 127 (24.90%) High Availability
2 109 (21.37%) Infrastructure Engineering
3 107 (20.98%) ITIL
4 81 (15.88%) Agile Software Development
5 67 (13.14%) Disaster Recovery
5 67 (13.14%) Performance Tuning
6 64 (12.55%) DevOps
7 59 (11.57%) Load Balancing
8 49 (9.61%) Migration
9 46 (9.02%) Analytics
10 45 (8.82%) Performance Monitoring
11 43 (8.43%) Problem Management
12 39 (7.65%) Business Intelligence
12 39 (7.65%) Information Security
13 31 (6.08%) Problem-Solving
14 30 (5.88%) Incident Management
15 26 (5.10%) Continuous Integration
16 24 (4.71%) Preventative Maintenance
17 23 (4.51%) Capacity Planning
17 23 (4.51%) Database Mirroring
Programming Languages
1 217 (42.55%) SQL
2 162 (31.76%) PowerShell
3 56 (10.98%) Python
3 56 (10.98%) T-SQL
4 35 (6.86%) Bash Shell
4 35 (6.86%) Java
5 32 (6.27%) Ruby
6 24 (4.71%) Shell Script
7 16 (3.14%) VBScript
8 10 (1.96%) C#
8 10 (1.96%) JavaScript
9 7 (1.37%) Perl
10 6 (1.18%) C
10 6 (1.18%) PL/SQL
10 6 (1.18%) R
11 3 (0.59%) ABAP
11 3 (0.59%) Go
11 3 (0.59%) MATLAB
11 3 (0.59%) PHP
12 2 (0.39%) VBA
Qualifications
1 71 (13.92%) Degree
2 49 (9.61%) Microsoft Certification
3 48 (9.41%) Security Cleared
4 35 (6.86%) SC Cleared
5 23 (4.51%) MCSE
6 19 (3.73%) MCP
7 14 (2.75%) Computer Science Degree
8 13 (2.55%) Cisco Certification
9 12 (2.35%) DV Cleared
10 11 (2.16%) MCSA
11 10 (1.96%) CCNA
12 9 (1.76%) ITIL Certification
12 9 (1.76%) VMware Certified Professional (VCP)
13 8 (1.57%) CCNP
14 5 (0.98%) VCP5
15 4 (0.78%) MCITP
16 2 (0.39%) HND
17 1 (0.20%) CISSP
17 1 (0.20%) GCFW
17 1 (0.20%) Linux+ Certification
Quality Assurance & Compliance
1 67 (13.14%) SLA
2 31 (6.08%) ISO/IEC 27001
3 22 (4.31%) ISO 9001
4 10 (1.96%) QA
5 9 (1.76%) Data Quality
6 5 (0.98%) PCI DSS
7 3 (0.59%) GDPR
7 3 (0.59%) NCSC
8 2 (0.39%) DICOM
8 2 (0.39%) HL7
8 2 (0.39%) NIST
8 2 (0.39%) RMADS
System Software
1 234 (45.88%) Active Directory
2 136 (26.67%) Hyper-V
3 101 (19.80%) VMware Infrastructure
4 57 (11.18%) Virtual Machines
5 37 (7.25%) VMware ESXi
6 34 (6.67%) Firmware
6 34 (6.67%) XenApp
7 31 (6.08%) vSphere
8 19 (3.73%) Docker
9 14 (2.75%) XenDesktop
10 13 (2.55%) Virtual Servers
11 8 (1.57%) Xen
12 7 (1.37%) Apache ZooKeeper
12 7 (1.37%) Postfix
13 6 (1.18%) DRBD
13 6 (1.18%) Oracle RAC
13 6 (1.18%) vCloud
13 6 (1.18%) Virtual Desktop
13 6 (1.18%) VMware NSX
14 5 (0.98%) VMware Server
Systems Management
1 71 (13.92%) Microsoft Clustering
1 71 (13.92%) SCCM
2 38 (7.45%) Failover Clustering
3 37 (7.25%) WSUS
4 31 (6.08%) Puppet
5 25 (4.90%) Ansible
6 23 (4.51%) Nagios
6 23 (4.51%) SCVMM
7 20 (3.92%) SCOM
8 19 (3.73%) Opscode Chef
8 19 (3.73%) vCenter Server
8 19 (3.73%) ZABBIX
9 18 (3.53%) XenMobile
10 15 (2.94%) Terraform
11 9 (1.76%) Kubernetes
11 9 (1.76%) Prometheus
12 8 (1.57%) Single Sign-On
13 7 (1.37%) Pacemaker
13 7 (1.37%) vRealize
14 6 (1.18%) Consul
Vendors
1 278 (54.51%) Microsoft
2 167 (32.75%) VMware
3 82 (16.08%) Cisco
3 82 (16.08%) Oracle
4 54 (10.59%) Citrix
5 41 (8.04%) HP
6 40 (7.84%) Red Hat
7 30 (5.88%) EMC
8 27 (5.29%) Dell
9 25 (4.90%) SAP
10 21 (4.12%) NetApp
11 20 (3.92%) MuleSoft
12 19 (3.73%) 3PAR
13 18 (3.53%) ServiceNow
14 16 (3.14%) Brocade
15 14 (2.75%) Arista
15 14 (2.75%) Isilon
16 13 (2.55%) Emulex
16 13 (2.55%) Veeam
17 12 (2.35%) Google