Period
to 26 May 2018

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 26 May 2018 with a comparison to the same period over the previous 2 years.

Clustering
UK > England
6 months to
26 May 2018
Same period 2017 Same period 2016
Rank 497 417 359
Rank change year-on-year -80 -58 -78
Permanent jobs citing Clustering 932 1,164 1,693
As % of all permanent IT jobs advertised in England 0.57% 0.72% 0.90%
As % of the Miscellaneous category 1.33% 1.69% 2.04%
Number of salaries quoted 769 979 1,469
England median annual salary £50,000 £50,000 £50,000
10th Percentile £32,500 £33,000 £36,250
90th Percentile £78,750 £75,000 £71,250
UK median annual salary £50,000 £50,000 £50,000

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 70,279 68,686 82,954
As % of all permanent IT jobs advertised in England 43.20% 42.72% 43.94%
Number of salaries quoted 54,997 55,613 68,139
England median annual salary £50,000 £49,815 £50,000
Median salary % change year-on-year +0.37% -0.37% +5.26%
10th Percentile £28,250 £27,500 £27,500
90th Percentile £85,000 £81,000 £78,750
UK median annual salary £50,000 £47,500 £49,000
% change year-on-year +5.26% -3.06% +6.52%

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 26 May 2018.

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 26 May 2018. 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 -125 367 £60,000 +4.35% 51
South East -40 191 £47,500 -5.00% 19
North of England -68 121 £38,000 -10.59% 24
Midlands +22 116 £50,000 +17.65% 14
South West +29 83 £43,000 +14.67% 9
East Midlands +15 64 £50,000 +11.11% 9
North West -52 61 £45,000 +5.88% 17
East of England +6 57 £45,000 -14.29% 9
Yorkshire +16 56 £35,000 -22.22% 6
West Midlands +6 52 £47,000 +17.50% 5
North East -31 6 £32,500 +8.33% 1
Clustering
UK

For the 6 months to 26 May 2018, 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.

1 500 (53.65%) SQL
2 494 (53.00%) Windows
3 488 (52.36%) SQL Server
4 386 (41.42%) Microsoft
5 316 (33.91%) Windows Server
6 291 (31.22%) Active Directory
7 265 (28.43%) VMware
8 251 (26.93%) Microsoft Azure
9 237 (25.43%) Finance
10 235 (25.21%) Performance Tuning
11 232 (24.89%) Linux
12 211 (22.64%) High Availability
13 201 (21.57%) PowerShell
14 200 (21.46%) Replication
15 196 (21.03%) ITIL
16 191 (20.49%) SQL Server Integration Services
17 179 (19.21%) Disaster Recovery
18 177 (18.99%) VMware Infrastructure
19 174 (18.67%) Windows Server 2012
20 173 (18.56%) Amazon AWS
20 173 (18.56%) SAN
21 161 (17.27%) Windows Server 2008
22 154 (16.52%) T-SQL
23 149 (15.99%) Microsoft Clustering
24 147 (15.77%) Oracle
25 142 (15.24%) SQL Server Reporting Services
26 139 (14.91%) DNS
26 139 (14.91%) Hyper-V
27 130 (13.95%) Cisco
28 125 (13.41%) Firewall

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
1 120 (12.88%) IIS
2 117 (12.55%) MS Exchange
3 72 (7.73%) Exchange Server 2010
4 70 (7.51%) SharePoint
5 41 (4.40%) Skype for Business
6 40 (4.29%) Elasticsearch
7 33 (3.54%) Apache Spark
8 29 (3.11%) Exchange Server 2013
9 23 (2.47%) Confluence
10 22 (2.36%) Apache Pig
11 18 (1.93%) Apache
11 18 (1.93%) SharePoint 2010
12 15 (1.61%) CMS
13 14 (1.50%) SAS
13 14 (1.50%) Site Server
13 14 (1.50%) Tomcat
13 14 (1.50%) WebLogic
14 12 (1.29%) SharePoint 2013
15 11 (1.18%) Oracle SOA Suite
15 11 (1.18%) WebSphere
Applications
1 23 (2.47%) Microsoft Office
2 4 (0.43%) InfoPath
2 4 (0.43%) MS Visio
3 1 (0.11%) Microsoft Excel
Business Applications
1 12 (1.29%) Dynamics CRM
2 7 (0.75%) HFM
3 5 (0.54%) Salesforce.com CRM
4 3 (0.32%) Distributed Ledger
5 1 (0.11%) Oracle EBS
5 1 (0.11%) SAP Business One
5 1 (0.11%) Temenos T24
Cloud Services
1 251 (26.93%) Microsoft Azure
2 173 (18.56%) Amazon AWS
3 98 (10.52%) Office 365
4 45 (4.83%) IaaS
5 33 (3.54%) GitHub
6 32 (3.43%) Amazon EMR
7 27 (2.90%) SaaS
8 25 (2.68%) Amazon Kinesis
9 16 (1.72%) Cloud Computing
10 15 (1.61%) Azure Active Directory
10 15 (1.61%) PaaS
11 14 (1.50%) Google Cloud Platform
12 13 (1.39%) Amazon EC2
13 11 (1.18%) AWS CloudFormation
14 9 (0.97%) Amazon ELB
14 9 (0.97%) Virtual Private Cloud
15 8 (0.86%) Amazon ElastiCache
15 8 (0.86%) Amazon S3
15 8 (0.86%) Route 53
15 8 (0.86%) Serverless
Communications & Networking
1 173 (18.56%) SAN
2 139 (14.91%) DNS
3 125 (13.41%) Firewall
4 112 (12.02%) DHCP
5 91 (9.76%) TCP/IP
6 88 (9.44%) WAN
7 68 (7.30%) VPN
8 61 (6.55%) HTTP
8 61 (6.55%) LAN
9 56 (6.01%) NAS
10 44 (4.72%) SSL
11 31 (3.33%) IPsec
12 29 (3.11%) VoIP
13 27 (2.90%) VLAN
14 26 (2.79%) Skype
15 25 (2.68%) iSCSI
15 25 (2.68%) Wireless
16 24 (2.58%) Cisco ASA
16 24 (2.58%) Internet
17 22 (2.36%) Unified Communications
Database & Business Intelligence
1 488 (52.36%) SQL Server
2 191 (20.49%) SQL Server Integration Services
3 142 (15.24%) SQL Server Reporting Services
4 106 (11.37%) Oracle Database
5 100 (10.73%) MySQL
6 99 (10.62%) SQL Server 2016
7 97 (10.41%) SQL Server Analysis Services
8 93 (9.98%) SQL Server 2008
9 74 (7.94%) Relational Database
10 70 (7.51%) Data Warehouse
11 68 (7.30%) SQL Server 2014
12 61 (6.55%) MongoDB
13 59 (6.33%) SQL Server 2012
14 44 (4.72%) RDBMS
15 42 (4.51%) Big Data
16 40 (4.29%) NoSQL
17 39 (4.18%) Microsoft Analysis Services
18 38 (4.08%) PostgreSQL
19 37 (3.97%) Hadoop
20 35 (3.76%) Power BI
Development Applications
1 50 (5.36%) JIRA
2 37 (3.97%) Jenkins
3 33 (3.54%) TeamCity
4 32 (3.43%) Git (software)
5 26 (2.79%) Octopus Deploy
6 22 (2.36%) Team Foundation Server
7 16 (1.72%) Atlassian Bamboo
7 16 (1.72%) MSBuild
8 15 (1.61%) Visual Studio
9 14 (1.50%) SQL Server Management Studio (SSMS)
10 13 (1.39%) Subversion
11 12 (1.29%) Maven
12 8 (0.86%) SoapUI
13 7 (0.75%) Travis CI
13 7 (0.75%) Visual Studio Team System
14 5 (0.54%) GitLab
14 5 (0.54%) webpack
15 4 (0.43%) Ant
15 4 (0.43%) Cucumber
16 3 (0.32%) Mocha
General
1 237 (25.43%) Finance
2 64 (6.87%) Banking
3 50 (5.36%) Retail
4 46 (4.94%) Advertising
5 44 (4.72%) Marketing
6 24 (2.58%) Electronics
6 24 (2.58%) Manufacturing
7 18 (1.93%) Telecoms
8 14 (1.50%) Publishing
9 13 (1.39%) Law
10 12 (1.29%) Investment Banking
11 6 (0.64%) Back Office
12 5 (0.54%) Automotive
13 4 (0.43%) Legal
14 3 (0.32%) Financial Institution
14 3 (0.32%) Games
15 2 (0.21%) Digital Economy
16 1 (0.11%) Aerospace
16 1 (0.11%) Military
16 1 (0.11%) Multimedia
Job Titles
1 308 (33.05%) DBA
2 223 (23.93%) SQL DBA
3 163 (17.49%) Administrator
4 103 (11.05%) Infrastructure Engineer
5 96 (10.30%) SQL Server DBA
6 65 (6.97%) Analyst
7 63 (6.76%) Architect
8 61 (6.55%) Senior DBA
9 51 (5.47%) Oracle DBA
10 48 (5.15%) Consultant
11 43 (4.61%) VMware Engineer
12 42 (4.51%) 3rd Line Engineer
13 40 (4.29%) Systems Engineer
14 39 (4.18%) Senior SQL DBA
15 38 (4.08%) Support Analyst
15 38 (4.08%) Support Engineer
16 33 (3.54%) Developer
17 32 (3.43%) Senior Infrastructure Engineer
18 30 (3.22%) Data Engineer
18 30 (3.22%) Technical Architect
Libraries, Frameworks & Software Standards
1 63 (6.76%) .NET
2 39 (4.18%) Web Services
3 33 (3.54%) Middleware
4 31 (3.33%) REST
5 30 (3.22%) XML
6 26 (2.79%) LDAP
6 26 (2.79%) Pandas
7 25 (2.68%) MLlib
8 19 (2.04%) HTML
8 19 (2.04%) LAMP
9 15 (1.61%) JSON
10 14 (1.50%) JDBC
11 13 (1.39%) ASP.NET
11 13 (1.39%) J2EE
12 12 (1.29%) JMS
12 12 (1.29%) Spring
13 11 (1.18%) Elastic Stack
13 11 (1.18%) RabbitMQ
13 11 (1.18%) SOAP
14 10 (1.07%) CSS
Miscellaneous
1 200 (21.46%) Replication
2 103 (11.05%) Data Centre
3 86 (9.23%) Analytical Skills
4 25 (2.68%) Computer Science
5 23 (2.47%) Management Information System
6 22 (2.36%) Self-Motivation
7 21 (2.25%) PKI
8 20 (2.15%) Algorithms
9 19 (2.04%) Enterprise Software
9 19 (2.04%) Fintech
10 14 (1.50%) Private Cloud
11 13 (1.39%) User Experience
12 12 (1.29%) EMC VMAX
13 11 (1.18%) N-Tier
14 10 (1.07%) Hybrid Cloud
15 9 (0.97%) Public Cloud
15 9 (0.97%) Video Conferencing
16 8 (0.86%) Data Structures
16 8 (0.86%) EMC VNX
17 7 (0.75%) CCTV
Operating Systems
1 494 (53.00%) Windows
2 316 (33.91%) Windows Server
3 232 (24.89%) Linux
4 174 (18.67%) Windows Server 2012
5 161 (17.27%) Windows Server 2008
6 73 (7.83%) Unix
7 66 (7.08%) Red Hat Enterprise Linux
8 37 (3.97%) Windows Server 2003
9 28 (3.00%) Windows 10
10 24 (2.58%) CentOS
11 23 (2.47%) Windows 7
12 16 (1.72%) Ubuntu
13 14 (1.50%) Windows 8
14 11 (1.18%) Solaris
15 7 (0.75%) AIX
15 7 (0.75%) Mac OS X
15 7 (0.75%) SUSE
16 5 (0.54%) Debian
17 4 (0.43%) SUSE Linux Enterprise Server
17 4 (0.43%) VMS
Processes & Methodologies
1 235 (25.21%) Performance Tuning
2 211 (22.64%) High Availability
3 196 (21.03%) ITIL
4 179 (19.21%) Disaster Recovery
5 119 (12.77%) Load Balancing
6 117 (12.55%) Agile Software Development
6 117 (12.55%) DevOps
6 117 (12.55%) Problem-Solving
7 113 (12.12%) Business Intelligence
8 95 (10.19%) Capacity Planning
9 79 (8.48%) ETL
10 76 (8.15%) Migration
11 68 (7.30%) Configuration Management
12 65 (6.97%) Scrum
13 56 (6.01%) Continuous Integration
14 52 (5.58%) Coaching
15 47 (5.04%) Deployment Automation
16 45 (4.83%) Mentoring
16 45 (4.83%) Open Source
17 43 (4.61%) Service Management
Programming Languages
1 500 (53.65%) SQL
2 201 (21.57%) PowerShell
3 154 (16.52%) T-SQL
4 110 (11.80%) Python
5 109 (11.70%) Java
6 79 (8.48%) C#
7 43 (4.61%) Bash Shell
8 42 (4.51%) JavaScript
8 42 (4.51%) Perl
9 37 (3.97%) Scala
10 32 (3.43%) Shell Script
11 25 (2.68%) PL/SQL
12 20 (2.15%) Ruby
13 17 (1.82%) C
14 16 (1.72%) PHP
15 11 (1.18%) Korn
16 10 (1.07%) ABAP
16 10 (1.07%) VBScript
17 9 (0.97%) Java 8
18 8 (0.86%) VB
Qualifications
1 105 (11.27%) Microsoft Certification
2 71 (7.62%) MCSE
3 57 (6.12%) Security Cleared
4 52 (5.58%) Cisco Certification
5 46 (4.94%) Degree
6 35 (3.76%) MCSA
6 35 (3.76%) SC Cleared
7 34 (3.65%) CCNA
8 29 (3.11%) VMware Certified Professional (VCP)
9 26 (2.79%) MCP
10 23 (2.47%) CCNP
11 22 (2.36%) ITIL Certification
12 15 (1.61%) Computer Science Degree
13 13 (1.39%) Citrix Certification
13 13 (1.39%) OCP
13 13 (1.39%) Oracle Certification
14 11 (1.18%) VERITAS Certified Professional (VCP)
15 9 (0.97%) CCIE
16 8 (0.86%) DV Cleared
17 6 (0.64%) MCITP
Quality Assurance & Compliance
1 65 (6.97%) SLA
2 34 (3.65%) QA
3 21 (2.25%) ISO/IEC 27001
4 20 (2.15%) PCI DSS
5 10 (1.07%) HIPAA
6 5 (0.54%) PSD2
7 4 (0.43%) ISO 9001
8 3 (0.32%) PMO
8 3 (0.32%) Sarbanes-Oxley
9 2 (0.21%) GCP
9 2 (0.21%) GDPR
9 2 (0.21%) SEPA
9 2 (0.21%) TickIT
10 1 (0.11%) COBIT
System Software
1 291 (31.22%) Active Directory
2 177 (18.99%) VMware Infrastructure
3 139 (14.91%) Hyper-V
4 57 (6.12%) Docker
5 49 (5.26%) VMware ESXi
6 33 (3.54%) Virtual Machines
7 30 (3.22%) XenApp
8 25 (2.68%) vSphere
9 22 (2.36%) XenDesktop
10 19 (2.04%) Oracle RAC
11 15 (1.61%) Veritas Cluster Server
12 14 (1.50%) XenServer
13 13 (1.39%) Virtual Desktop
14 8 (0.86%) NFS
15 7 (0.75%) HDFS
15 7 (0.75%) Terminal Services
16 6 (0.64%) Apache ZooKeeper
16 6 (0.64%) Firmware
16 6 (0.64%) ISA Server
17 5 (0.54%) Terminal Server
Systems Management
1 149 (15.99%) Microsoft Clustering
2 125 (13.41%) SCCM
3 105 (11.27%) Failover Clustering
4 89 (9.55%) SCOM
5 67 (7.19%) Opscode Chef
6 56 (6.01%) Puppet
7 54 (5.79%) Ansible
8 27 (2.90%) Backup Exec
8 27 (2.90%) SCOrch
9 23 (2.47%) WSUS
10 21 (2.25%) vCenter Server
11 18 (1.93%) Symantec Enterprise Vault
12 17 (1.82%) Oracle Enterprise Manager
13 16 (1.72%) Terraform
13 16 (1.72%) Tivoli Storage Manager
14 15 (1.61%) Data Guard
14 15 (1.61%) Simpana
15 13 (1.39%) Single Sign-On
16 12 (1.29%) Cisco CUCM
16 12 (1.29%) Kubernetes
Vendors
1 386 (41.42%) Microsoft
2 265 (28.43%) VMware
3 147 (15.77%) Oracle
4 130 (13.95%) Cisco
5 99 (10.62%) HP
6 79 (8.48%) Citrix
6 79 (8.48%) Red Hat
7 42 (4.51%) CommVault
8 40 (4.29%) Symantec
9 38 (4.08%) F5
10 37 (3.97%) SAP
11 34 (3.65%) SolarWinds
12 30 (3.22%) Juniper
13 28 (3.00%) Atlassian
13 28 (3.00%) Tableau
14 27 (2.90%) EMC
15 26 (2.79%) Facebook
15 26 (2.79%) IBM
15 26 (2.79%) RedGate
16 24 (2.58%) NetApp