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

Clustering
UK > England
6 months to
26 Sep 2018
Same period 2017 Same period 2016
Rank 529 420 375
Rank change year-on-year -109 -45 -51
Permanent jobs citing Clustering 815 1,215 1,482
As % of all permanent IT jobs advertised in England 0.52% 0.73% 0.81%
As % of the Miscellaneous category 1.19% 1.63% 1.90%
Number of salaries quoted 647 1,028 1,263
England median annual salary £55,000 £50,000 £50,000
Median salary % change year-on-year +10.00% - -
10th Percentile £33,950 £35,000 £35,000
90th Percentile £80,650 £76,250 £70,000
UK median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

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 68,709 74,750 77,956
As % of all permanent IT jobs advertised in England 44.00% 44.80% 42.86%
Number of salaries quoted 53,455 56,472 64,782
England median annual salary £52,500 £50,000 £50,000
Median salary % change year-on-year +5.00% - +5.26%
10th Percentile £28,500 £27,500 £27,500
90th Percentile £86,250 £82,500 £80,000
UK median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

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 September 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 September 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 -77 394 £60,000 +4.35% 48
South East -127 120 £55,000 +15.79% 23
North of England -14 114 £40,000 -3.61% 19
Midlands +21 94 £42,500 +6.25% 13
North West +16 71 £42,500 +3.66% 12
South West +53 63 £42,500 +14.86% 6
East Midlands +11 51 £40,000 -5.88% 8
West Midlands +13 42 £47,000 +17.50% 5
Yorkshire -2 42 £35,000 -15.66% 7
East of England +29 35 £50,000 +16.28% 3
North East -24 1 £33,500 -16.25%
Clustering
UK

For the 6 months to 26 September 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.

1 442 (54.23%) SQL
2 422 (51.78%) Windows
3 417 (51.17%) SQL Server
4 322 (39.51%) Microsoft
5 303 (37.18%) Active Directory
6 279 (34.23%) VMware
7 276 (33.87%) Windows Server
8 247 (30.31%) Microsoft Azure
9 244 (29.94%) High Availability
10 237 (29.08%) Linux
11 204 (25.03%) Finance
12 202 (24.79%) Replication
13 184 (22.58%) ITIL
14 174 (21.35%) Performance Tuning
15 172 (21.10%) VMware Infrastructure
16 170 (20.86%) Disaster Recovery
17 157 (19.26%) SAN
18 155 (19.02%) T-SQL
19 151 (18.53%) SQL Server Integration Services
20 149 (18.28%) Amazon AWS
21 148 (18.16%) Microsoft Clustering
22 137 (16.81%) Windows Server 2008
23 134 (16.44%) PowerShell
24 133 (16.32%) Infrastructure Engineering
25 131 (16.07%) Windows Server 2012
26 128 (15.71%) Hyper-V
27 127 (15.58%) SQL Server Reporting Services
27 127 (15.58%) Oracle
28 117 (14.36%) DNS
29 109 (13.37%) DHCP

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 84 (10.31%) IIS
2 81 (9.94%) MS Exchange
3 55 (6.75%) SharePoint
4 46 (5.64%) Exchange Server 2010
5 26 (3.19%) Elasticsearch
6 24 (2.94%) Apache
7 23 (2.82%) Confluence
8 22 (2.70%) Skype for Business
9 18 (2.21%) Exchange Server 2013
10 13 (1.60%) Exchange Server 2007
11 12 (1.47%) SharePoint 2010
11 12 (1.47%) SharePoint 2013
12 10 (1.23%) nginx
12 10 (1.23%) OpenStack
12 10 (1.23%) Tomcat
13 9 (1.10%) Apache Spark
13 9 (1.10%) BizTalk Server
14 8 (0.98%) Oracle Application Server
15 7 (0.86%) Apache Pig
15 7 (0.86%) Exchange Server 2003
Applications
1 25 (3.07%) Microsoft Office
2 11 (1.35%) MS Visio
3 4 (0.49%) InfoPath
3 4 (0.49%) Microsoft Excel
4 1 (0.12%) Microsoft PowerPoint
Business Applications
1 6 (0.74%) Dynamics CRM
2 3 (0.37%) Infor M3
2 3 (0.37%) Salesforce.com CRM
3 2 (0.25%) Payment Gateway
3 2 (0.25%) Temenos T24
4 1 (0.12%) Distributed Ledger
Cloud Services
1 247 (30.31%) Microsoft Azure
2 149 (18.28%) Amazon AWS
3 90 (11.04%) Office 365
4 63 (7.73%) IaaS
5 33 (4.05%) SaaS
6 30 (3.68%) GitHub
7 28 (3.44%) Amazon EC2
7 28 (3.44%) Google Cloud Platform
8 26 (3.19%) Amazon ELB
9 25 (3.07%) AWS CloudFormation
10 24 (2.94%) PaaS
11 20 (2.45%) Azure Active Directory
12 17 (2.09%) Amazon ElastiCache
12 17 (2.09%) Route 53
13 16 (1.96%) Cloud Computing
14 15 (1.84%) Amazon EMR
15 10 (1.23%) Amazon Kinesis
15 10 (1.23%) Amazon S3
16 4 (0.49%) Cloudflare
16 4 (0.49%) Mimecast
Communications & Networking
1 157 (19.26%) SAN
2 117 (14.36%) DNS
3 109 (13.37%) DHCP
4 98 (12.02%) TCP/IP
5 95 (11.66%) Firewall
6 67 (8.22%) NAS
7 57 (6.99%) VPN
8 54 (6.63%) WAN
9 46 (5.64%) LAN
10 40 (4.91%) Internet
11 33 (4.05%) VLAN
12 25 (3.07%) Remote Desktop
13 24 (2.94%) HTTP
14 18 (2.21%) SSL
14 18 (2.21%) Wireless
15 17 (2.09%) NetScaler
16 16 (1.96%) Cisco ASA
16 16 (1.96%) Intranet
17 14 (1.72%) iSCSI
17 14 (1.72%) Skype
Database & Business Intelligence
1 417 (51.17%) SQL Server
2 151 (18.53%) SQL Server Integration Services
3 127 (15.58%) SQL Server Reporting Services
4 95 (11.66%) SQL Server 2008
5 81 (9.94%) MySQL
5 81 (9.94%) SQL Server Analysis Services
6 80 (9.82%) Relational Database
7 76 (9.33%) Oracle Database
8 73 (8.96%) SQL Server 2014
9 69 (8.47%) SQL Server 2012
10 67 (8.22%) SQL Server 2016
11 59 (7.24%) Data Warehouse
12 49 (6.01%) PostgreSQL
13 43 (5.28%) RDBMS
14 33 (4.05%) MongoDB
15 32 (3.93%) NoSQL
16 25 (3.07%) Big Data
17 24 (2.94%) Amazon RDS
17 24 (2.94%) Hadoop
18 22 (2.70%) Microsoft Analysis Services
Development Applications
1 35 (4.29%) JIRA
2 33 (4.05%) TeamCity
3 30 (3.68%) Jenkins
4 24 (2.94%) Octopus Deploy
5 21 (2.58%) Git (software)
6 16 (1.96%) Subversion
7 11 (1.35%) Atlassian Bamboo
8 10 (1.23%) Team Foundation Server
9 7 (0.86%) Visual Studio
10 4 (0.49%) Maven
11 3 (0.37%) Bitbucket
11 3 (0.37%) git-flow
11 3 (0.37%) Introscope
11 3 (0.37%) Travis CI
11 3 (0.37%) Visual Studio Team System
11 3 (0.37%) webpack
12 2 (0.25%) Cucumber
12 2 (0.25%) Mocha
12 2 (0.25%) MSI
12 2 (0.25%) SQL Server Management Studio (SSMS)
General
1 204 (25.03%) Finance
2 53 (6.50%) Banking
3 31 (3.80%) Marketing
4 28 (3.44%) Retail
5 24 (2.94%) Manufacturing
6 22 (2.70%) Telecoms
7 16 (1.96%) Electronics
8 14 (1.72%) Advertising
9 10 (1.23%) Publishing
10 8 (0.98%) Law
11 6 (0.74%) Aerospace
11 6 (0.74%) Military
12 5 (0.61%) Legal
13 3 (0.37%) Financial Institution
14 2 (0.25%) Back Office
14 2 (0.25%) Billing
14 2 (0.25%) Games
14 2 (0.25%) Multimedia
15 1 (0.12%) Investment Banking
Job Titles
1 302 (37.06%) DBA
2 231 (28.34%) SQL DBA
3 178 (21.84%) Administrator
4 117 (14.36%) SQL Server DBA
5 108 (13.25%) Infrastructure Engineer
6 61 (7.48%) Senior DBA
7 49 (6.01%) Support Engineer
8 46 (5.64%) 3rd Line Engineer
9 41 (5.03%) Architect
10 40 (4.91%) Systems Engineer
11 38 (4.66%) Consultant
12 36 (4.42%) Senior SQL DBA
13 33 (4.05%) Oracle DBA
14 31 (3.80%) IT Engineer
15 30 (3.68%) Systems Administrator
16 29 (3.56%) 3rd Line Support
16 29 (3.56%) Infrastructure Support
17 26 (3.19%) 3rd Line Infrastructure Engineer
17 26 (3.19%) Senior Infrastructure Engineer
17 26 (3.19%) Technical Consultant
Libraries, Frameworks & Software Standards
1 35 (4.29%) Web Services
2 34 (4.17%) .NET
3 31 (3.80%) RabbitMQ
4 27 (3.31%) REST
5 25 (3.07%) HTML
6 21 (2.58%) Ajax
6 21 (2.58%) ASP.NET
7 20 (2.45%) Elastic Stack
8 17 (2.09%) .NET Framework
8 17 (2.09%) LAMP
9 15 (1.84%) Kafka
10 12 (1.47%) Middleware
10 12 (1.47%) XML
11 11 (1.35%) Flash
12 10 (1.23%) J2EE
13 9 (1.10%) ActiveMQ
13 9 (1.10%) LEMP Stack
14 8 (0.98%) 802.1X
14 8 (0.98%) Spring
14 8 (0.98%) WCF
Miscellaneous
1 202 (24.79%) Replication
2 98 (12.02%) Data Centre
3 56 (6.87%) Analytical Skills
4 31 (3.80%) Computer Science
5 16 (1.96%) Management Information System
6 15 (1.84%) PKI
7 13 (1.60%) Client/Server
7 13 (1.60%) EMC VNX
7 13 (1.60%) Self-Motivation
8 12 (1.47%) Hybrid Cloud
8 12 (1.47%) Linux Command Line
8 12 (1.47%) Private Cloud
8 12 (1.47%) Public Cloud
9 10 (1.23%) Hedge funds
9 10 (1.23%) N-Tier
10 9 (1.10%) Driving Licence
10 9 (1.10%) Fintech
10 9 (1.10%) HACMP
11 8 (0.98%) Tandem
12 6 (0.74%) EMC VMAX
Operating Systems
1 422 (51.78%) Windows
2 276 (33.87%) Windows Server
3 237 (29.08%) Linux
4 137 (16.81%) Windows Server 2008
5 131 (16.07%) Windows Server 2012
6 109 (13.37%) Red Hat Enterprise Linux
7 60 (7.36%) Unix
8 45 (5.52%) CentOS
9 38 (4.66%) Windows 10
10 33 (4.05%) Ubuntu
10 33 (4.05%) Windows Server 2003
11 31 (3.80%) Windows 7
12 22 (2.70%) Solaris
13 19 (2.33%) Windows 8
14 16 (1.96%) Oracle Linux
15 11 (1.35%) AIX
16 6 (0.74%) SUSE
17 5 (0.61%) FreeBSD
17 5 (0.61%) VMS
18 4 (0.49%) OpenBSD
Processes & Methodologies
1 244 (29.94%) High Availability
2 184 (22.58%) ITIL
3 174 (21.35%) Performance Tuning
4 170 (20.86%) Disaster Recovery
5 133 (16.32%) Infrastructure Engineering
6 104 (12.76%) Migration
7 96 (11.78%) DevOps
8 91 (11.17%) Agile Software Development
9 85 (10.43%) Capacity Planning
10 84 (10.31%) Load Balancing
11 77 (9.45%) Problem-Solving
12 66 (8.10%) Business Intelligence
13 54 (6.63%) Patch Management
14 53 (6.50%) Continuous Integration
15 46 (5.64%) Change Control
16 44 (5.40%) Configuration Management
16 44 (5.40%) Network Load Balancing
16 44 (5.40%) Performance Optimisation
17 43 (5.28%) Database Security
17 43 (5.28%) Runbook
Programming Languages
1 442 (54.23%) SQL
2 155 (19.02%) T-SQL
3 134 (16.44%) PowerShell
4 96 (11.78%) Python
5 63 (7.73%) Java
6 46 (5.64%) C#
7 34 (4.17%) Bash Shell
8 33 (4.05%) JavaScript
9 29 (3.56%) Perl
10 20 (2.45%) PL/SQL
11 18 (2.21%) Ruby
12 16 (1.96%) Korn
13 14 (1.72%) Go
13 14 (1.72%) Shell Script
14 13 (1.60%) Bourne shell
15 12 (1.47%) PHP
15 12 (1.47%) Scala
16 6 (0.74%) VB
17 4 (0.49%) Java 8
18 3 (0.37%) ABAP
Qualifications
1 68 (8.34%) Microsoft Certification
2 57 (6.99%) Degree
3 46 (5.64%) MCSE
4 41 (5.03%) Security Cleared
5 35 (4.29%) Cisco Certification
5 35 (4.29%) VMware Certified Professional (VCP)
6 26 (3.19%) SC Cleared
7 25 (3.07%) MCSA
8 23 (2.82%) CCNA
9 21 (2.58%) CCNP
10 20 (2.45%) Citrix Certification
11 16 (1.96%) Computer Science Degree
12 12 (1.47%) AWS Certification
13 11 (1.35%) ITIL Certification
13 11 (1.35%) MCP
14 10 (1.23%) MCITP
15 7 (0.86%) RHCE
16 5 (0.61%) CCIE
16 5 (0.61%) VCP5
17 4 (0.49%) MCTS
Quality Assurance & Compliance
1 25 (3.07%) QA
2 24 (2.94%) SLA
3 11 (1.35%) ISO/IEC 27001
4 9 (1.10%) GDPR
5 7 (0.86%) PCI DSS
6 4 (0.49%) PMO
7 3 (0.37%) COBIT
8 2 (0.25%) Data Quality
8 2 (0.25%) ISO 9001
8 2 (0.25%) PSD2
8 2 (0.25%) Sarbanes-Oxley
8 2 (0.25%) TickIT
System Software
1 303 (37.18%) Active Directory
2 172 (21.10%) VMware Infrastructure
3 128 (15.71%) Hyper-V
4 57 (6.99%) Docker
5 30 (3.68%) VMware ESXi
6 29 (3.56%) vSphere
6 29 (3.56%) XenApp
7 24 (2.94%) Oracle RAC
8 19 (2.33%) XenDesktop
9 17 (2.09%) Veritas Cluster Server
10 15 (1.84%) Virtual Servers
11 13 (1.60%) Firmware
11 13 (1.60%) Virtual Machines
12 12 (1.47%) Virtual Desktop
13 9 (1.10%) GPFS
13 9 (1.10%) ISA Server
13 9 (1.10%) Microsoft App-V
14 8 (0.98%) Terminal Server
14 8 (0.98%) Terminal Services
15 6 (0.74%) vCloud
Systems Management
1 148 (18.16%) Microsoft Clustering
2 101 (12.39%) Failover Clustering
3 74 (9.08%) Ansible
4 72 (8.83%) Opscode Chef
5 67 (8.22%) SCCM
6 64 (7.85%) SCOM
7 41 (5.03%) Puppet
8 34 (4.17%) Nagios
9 24 (2.94%) Data Guard
10 22 (2.70%) Kubernetes
11 19 (2.33%) Terraform
12 18 (2.21%) SCOrch
13 17 (2.09%) Kibana
13 17 (2.09%) logstash
13 17 (2.09%) Packer
14 14 (1.72%) AirWatch
14 14 (1.72%) Prometheus
15 13 (1.60%) WSUS
16 12 (1.47%) Docker Swarm
17 11 (1.35%) Cacti
Vendors
1 322 (39.51%) Microsoft
2 279 (34.23%) VMware
3 127 (15.58%) Oracle
4 106 (13.01%) Red Hat
5 104 (12.76%) Citrix
6 103 (12.64%) Cisco
7 81 (9.94%) HP
8 55 (6.75%) SolarWinds
9 31 (3.80%) SAP
10 28 (3.44%) NetApp
11 26 (3.19%) Google
12 24 (2.94%) CommVault
13 22 (2.70%) EMC
13 22 (2.70%) IBM
14 21 (2.58%) Symantec
15 20 (2.45%) Veeam
16 19 (2.33%) F5
17 18 (2.21%) Juniper
18 16 (1.96%) RedGate
19 15 (1.84%) 3PAR