Period
to 17 July 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 17 July 2018 with a comparison to the same period over the previous 2 years.

Clustering
UK > England
6 months to
17 Jul 2018
Same period 2017 Same period 2016
Rank 539 419 378
Rank change year-on-year -120 -41 -86
Permanent jobs citing Clustering 842 1,222 1,653
As % of all permanent IT jobs advertised in England 0.51% 0.73% 0.86%
As % of the Miscellaneous category 1.17% 1.67% 1.97%
Number of salaries quoted 662 1,026 1,425
England median annual salary £50,000 £50,000 £50,000
10th Percentile £33,000 £35,000 £35,000
90th Percentile £80,000 £75,000 £70,000
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 71,686 72,977 84,001
As % of all permanent IT jobs advertised in England 43.65% 43.66% 43.89%
Number of salaries quoted 55,710 57,383 69,224
England median annual salary £52,050 £50,000 £50,000
Median salary % change year-on-year +4.10% - +5.26%
10th Percentile £28,000 £27,500 £27,500
90th Percentile £85,000 £81,250 £80,000
UK median annual salary £50,000 £49,000 £50,000
% change year-on-year +2.04% -2.00% +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 17 July 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 17 July 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 -101 353 £60,000 +4.35% 42
South East -91 150 £50,000 - 19
North of England -62 110 £41,500 -1.19% 14
Midlands +24 109 £45,000 +5.88% 17
South West +58 82 £42,500 +6.25% 8
North West -18 69 £42,500 - 4
West Midlands +23 56 £42,500 +6.25% 9
East Midlands +4 52 £45,000 - 8
East of England +2 44 £45,000 -7.69% 10
Yorkshire -17 37 £37,500 -11.24% 9
North East -29 4 £32,500 +8.33% 1
Clustering
UK

For the 6 months to 17 July 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.

1 460 (54.63%) SQL
2 444 (52.73%) SQL Server
3 427 (50.71%) Windows
4 330 (39.19%) Microsoft
5 271 (32.19%) Active Directory
6 268 (31.83%) VMware
7 263 (31.24%) Windows Server
8 235 (27.91%) Microsoft Azure
9 228 (27.08%) Linux
10 217 (25.77%) Performance Tuning
11 214 (25.42%) High Availability
12 209 (24.82%) Finance
13 206 (24.47%) Replication
14 194 (23.04%) ITIL
15 179 (21.26%) VMware Infrastructure
16 175 (20.78%) Disaster Recovery
17 168 (19.95%) Amazon AWS
18 167 (19.83%) SQL Server Integration Services
19 163 (19.36%) T-SQL
20 154 (18.29%) SAN
21 152 (18.05%) PowerShell
22 149 (17.70%) Oracle
23 144 (17.10%) Windows Server 2008
24 140 (16.63%) Microsoft Clustering
25 138 (16.39%) Windows Server 2012
26 128 (15.20%) Hyper-V
27 127 (15.08%) SQL Server Reporting Services
28 113 (13.42%) DNS
29 106 (12.59%) Failover Clustering
30 104 (12.35%) Agile Software Development

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 99 (11.76%) IIS
2 86 (10.21%) MS Exchange
3 53 (6.29%) SharePoint
4 46 (5.46%) Exchange Server 2010
5 36 (4.28%) Elasticsearch
6 28 (3.33%) Skype for Business
7 26 (3.09%) Apache
8 25 (2.97%) Apache Spark
9 21 (2.49%) Exchange Server 2013
10 20 (2.38%) Confluence
11 17 (2.02%) Apache Pig
12 16 (1.90%) Tomcat
13 14 (1.66%) Site Server
14 11 (1.31%) SharePoint 2010
15 10 (1.19%) BizTalk Server
16 9 (1.07%) NetWeaver
16 9 (1.07%) SharePoint 2013
17 8 (0.95%) Oracle Application Server
17 8 (0.95%) WebLogic
18 7 (0.83%) CMS
Applications
1 26 (3.09%) Microsoft Office
2 9 (1.07%) MS Visio
3 4 (0.48%) InfoPath
4 1 (0.12%) Microsoft Excel
Business Applications
1 11 (1.31%) Dynamics CRM
2 5 (0.59%) Salesforce.com CRM
3 2 (0.24%) Payment Gateway
3 2 (0.24%) Temenos T24
4 1 (0.12%) Distributed Ledger
Cloud Services
1 235 (27.91%) Microsoft Azure
2 168 (19.95%) Amazon AWS
3 97 (11.52%) Office 365
4 56 (6.65%) IaaS
5 35 (4.16%) GitHub
6 25 (2.97%) Amazon EMR
7 24 (2.85%) SaaS
8 19 (2.26%) Amazon EC2
9 18 (2.14%) PaaS
10 16 (1.90%) Amazon ELB
10 16 (1.90%) Amazon Kinesis
10 16 (1.90%) AWS CloudFormation
10 16 (1.90%) Google Cloud Platform
11 14 (1.66%) Cloud Computing
12 13 (1.54%) Amazon ElastiCache
12 13 (1.54%) Route 53
13 10 (1.19%) Amazon S3
14 9 (1.07%) Serverless
15 8 (0.95%) Azure Active Directory
15 8 (0.95%) npm
Communications & Networking
1 154 (18.29%) SAN
2 113 (13.42%) DNS
3 100 (11.88%) TCP/IP
4 96 (11.40%) Firewall
5 90 (10.69%) DHCP
6 69 (8.19%) NAS
7 61 (7.24%) WAN
8 60 (7.13%) VPN
9 51 (6.06%) LAN
10 46 (5.46%) HTTP
11 31 (3.68%) Internet
12 27 (3.21%) SSL
13 24 (2.85%) VLAN
14 22 (2.61%) Remote Desktop
15 21 (2.49%) Wireless
16 19 (2.26%) Intranet
17 18 (2.14%) IPv4
17 18 (2.14%) NetScaler
18 17 (2.02%) IPv6
19 16 (1.90%) Skype
Database & Business Intelligence
1 444 (52.73%) SQL Server
2 167 (19.83%) SQL Server Integration Services
3 127 (15.08%) SQL Server Reporting Services
4 102 (12.11%) Oracle Database
5 93 (11.05%) MySQL
6 89 (10.57%) SQL Server 2008
7 87 (10.33%) SQL Server Analysis Services
8 85 (10.10%) SQL Server 2016
9 70 (8.31%) Relational Database
9 70 (8.31%) SQL Server 2014
10 63 (7.48%) Data Warehouse
11 58 (6.89%) SQL Server 2012
12 47 (5.58%) PostgreSQL
13 46 (5.46%) MongoDB
14 38 (4.51%) RDBMS
15 34 (4.04%) Big Data
15 34 (4.04%) Microsoft Analysis Services
16 32 (3.80%) Hadoop
16 32 (3.80%) NoSQL
17 26 (3.09%) Power BI
Development Applications
1 47 (5.58%) JIRA
2 30 (3.56%) Jenkins
3 24 (2.85%) TeamCity
4 21 (2.49%) Git (software)
5 17 (2.02%) Octopus Deploy
6 14 (1.66%) Team Foundation Server
7 13 (1.54%) Visual Studio
8 11 (1.31%) Atlassian Bamboo
8 11 (1.31%) SQL Server Management Studio (SSMS)
9 10 (1.19%) Maven
10 9 (1.07%) Subversion
11 8 (0.95%) webpack
12 6 (0.71%) Visual Studio Team System
13 5 (0.59%) GitLab
13 5 (0.59%) Mocha
14 3 (0.36%) Ant
14 3 (0.36%) Bitbucket
14 3 (0.36%) Cucumber
14 3 (0.36%) Introscope
14 3 (0.36%) Oracle APEX
General
1 209 (24.82%) Finance
2 49 (5.82%) Banking
3 44 (5.23%) Retail
4 42 (4.99%) Marketing
5 32 (3.80%) Advertising
6 26 (3.09%) Manufacturing
7 23 (2.73%) Electronics
8 22 (2.61%) Telecoms
9 15 (1.78%) Publishing
10 9 (1.07%) Law
11 6 (0.71%) Investment Banking
12 5 (0.59%) Automotive
13 4 (0.48%) Financial Institution
13 4 (0.48%) Legal
14 3 (0.36%) Aerospace
14 3 (0.36%) Back Office
14 3 (0.36%) Games
14 3 (0.36%) Military
14 3 (0.36%) Multimedia
15 1 (0.12%) Billing
Job Titles
1 302 (35.87%) DBA
2 218 (25.89%) SQL DBA
3 167 (19.83%) Administrator
4 108 (12.83%) SQL Server DBA
5 104 (12.35%) Infrastructure Engineer
6 63 (7.48%) Senior DBA
7 51 (6.06%) Consultant
8 49 (5.82%) Oracle DBA
9 45 (5.34%) Architect
10 35 (4.16%) 3rd Line Engineer
10 35 (4.16%) Support Engineer
10 35 (4.16%) Systems Engineer
11 34 (4.04%) Developer
11 34 (4.04%) Senior SQL DBA
12 32 (3.80%) Senior Infrastructure Engineer
13 30 (3.56%) IT Engineer
14 28 (3.33%) Analyst
14 28 (3.33%) Technical Consultant
15 27 (3.21%) Technical Engineer
16 25 (2.97%) Windows Engineer
Libraries, Frameworks & Software Standards
1 47 (5.58%) .NET
2 37 (4.39%) Web Services
3 29 (3.44%) HTML
4 28 (3.33%) REST
5 23 (2.73%) XML
6 21 (2.49%) RabbitMQ
7 19 (2.26%) LAMP
7 19 (2.26%) Middleware
8 17 (2.02%) ASP.NET
8 17 (2.02%) Pandas
9 16 (1.90%) Ajax
9 16 (1.90%) Elastic Stack
9 16 (1.90%) LDAP
9 16 (1.90%) MLlib
10 15 (1.78%) CSS
11 14 (1.66%) .NET Framework
11 14 (1.66%) JSON
12 12 (1.43%) J2EE
12 12 (1.43%) Spring
13 10 (1.19%) Hibernate
Miscellaneous
1 206 (24.47%) Replication
2 79 (9.38%) Data Centre
3 75 (8.91%) Analytical Skills
4 24 (2.85%) Computer Science
5 23 (2.73%) Self-Motivation
6 16 (1.90%) Hybrid Cloud
6 16 (1.90%) Management Information System
6 16 (1.90%) PKI
7 15 (1.78%) Fintech
7 15 (1.78%) Private Cloud
8 10 (1.19%) Algorithms
8 10 (1.19%) Driving Licence
8 10 (1.19%) Enterprise Software
8 10 (1.19%) Public Cloud
9 9 (1.07%) Client/Server
10 8 (0.95%) EMC VNX
10 8 (0.95%) User Experience
10 8 (0.95%) Video Conferencing
11 7 (0.83%) EMC VMAX
11 7 (0.83%) Linux Command Line
Operating Systems
1 427 (50.71%) Windows
2 263 (31.24%) Windows Server
3 228 (27.08%) Linux
4 144 (17.10%) Windows Server 2008
5 138 (16.39%) Windows Server 2012
6 80 (9.50%) Red Hat Enterprise Linux
7 67 (7.96%) Unix
8 35 (4.16%) CentOS
9 32 (3.80%) Windows 10
10 28 (3.33%) Windows Server 2003
11 27 (3.21%) Windows 7
12 23 (2.73%) Ubuntu
13 15 (1.78%) Windows 8
14 13 (1.54%) Solaris
15 10 (1.19%) SUSE
16 9 (1.07%) Oracle Linux
17 5 (0.59%) Mac OS X
17 5 (0.59%) VMS
18 4 (0.48%) Debian
18 4 (0.48%) SUSE Linux Enterprise Server
Processes & Methodologies
1 217 (25.77%) Performance Tuning
2 214 (25.42%) High Availability
3 194 (23.04%) ITIL
4 175 (20.78%) Disaster Recovery
5 104 (12.35%) Agile Software Development
6 97 (11.52%) DevOps
7 92 (10.93%) Capacity Planning
8 91 (10.81%) Business Intelligence
8 91 (10.81%) Problem-Solving
9 83 (9.86%) Migration
10 81 (9.62%) Load Balancing
11 64 (7.60%) ETL
12 51 (6.06%) Continuous Integration
13 46 (5.46%) Capacity Management
14 45 (5.34%) Scrum
15 43 (5.11%) Performance Optimisation
16 41 (4.87%) Runbook
17 40 (4.75%) Patch Management
18 39 (4.63%) Change Control
18 39 (4.63%) Proactive Monitoring
Programming Languages
1 460 (54.63%) SQL
2 163 (19.36%) T-SQL
3 152 (18.05%) PowerShell
4 103 (12.23%) Python
5 90 (10.69%) Java
6 61 (7.24%) C#
7 42 (4.99%) Bash Shell
8 40 (4.75%) JavaScript
9 37 (4.39%) Perl
10 28 (3.33%) PL/SQL
10 28 (3.33%) Scala
11 25 (2.97%) Shell Script
12 13 (1.54%) Ruby
13 12 (1.43%) Korn
13 12 (1.43%) PHP
14 9 (1.07%) ABAP
14 9 (1.07%) Bourne shell
15 8 (0.95%) C
16 7 (0.83%) Java 8
17 6 (0.71%) VBScript
Qualifications
1 82 (9.74%) Microsoft Certification
2 59 (7.01%) Security Cleared
3 55 (6.53%) MCSE
4 53 (6.29%) Degree
5 43 (5.11%) MCSA
6 38 (4.51%) SC Cleared
7 24 (2.85%) VMware Certified Professional (VCP)
8 22 (2.61%) Cisco Certification
9 20 (2.38%) Citrix Certification
9 20 (2.38%) MCP
10 19 (2.26%) CCNA
11 15 (1.78%) ITIL Certification
12 14 (1.66%) CCNP
12 14 (1.66%) Computer Science Degree
13 9 (1.07%) OCP
13 9 (1.07%) Oracle Certification
14 7 (0.83%) AWS Certification
14 7 (0.83%) MCITP
14 7 (0.83%) RHCE
15 6 (0.71%) DBS Check
Quality Assurance & Compliance
1 50 (5.94%) SLA
2 30 (3.56%) QA
3 13 (1.54%) PCI DSS
4 6 (0.71%) ISO/IEC 27001
5 5 (0.59%) GDPR
6 4 (0.48%) HIPAA
6 4 (0.48%) ISO 9001
7 3 (0.36%) GCP
7 3 (0.36%) PSD2
8 2 (0.24%) COBIT
8 2 (0.24%) SEPA
8 2 (0.24%) TickIT
9 1 (0.12%) PMO
9 1 (0.12%) Sarbanes-Oxley
System Software
1 271 (32.19%) Active Directory
2 179 (21.26%) VMware Infrastructure
3 128 (15.20%) Hyper-V
4 55 (6.53%) Docker
5 33 (3.92%) VMware ESXi
6 25 (2.97%) vSphere
7 24 (2.85%) XenApp
8 21 (2.49%) Oracle RAC
9 18 (2.14%) XenDesktop
10 17 (2.02%) Virtual Machines
11 16 (1.90%) Veritas Cluster Server
12 13 (1.54%) Virtual Desktop
13 9 (1.07%) Firmware
14 8 (0.95%) NFS
14 8 (0.95%) Terminal Server
15 7 (0.83%) HDFS
15 7 (0.83%) ISA Server
15 7 (0.83%) Microsoft App-V
15 7 (0.83%) Terminal Services
15 7 (0.83%) XenServer
Systems Management
1 140 (16.63%) Microsoft Clustering
2 106 (12.59%) Failover Clustering
3 86 (10.21%) SCCM
4 69 (8.19%) SCOM
5 64 (7.60%) Opscode Chef
6 53 (6.29%) Ansible
7 36 (4.28%) Puppet
8 21 (2.49%) SCOrch
9 20 (2.38%) Data Guard
10 18 (2.14%) Nagios
11 17 (2.02%) WSUS
12 16 (1.90%) Kubernetes
13 13 (1.54%) Kibana
13 13 (1.54%) logstash
13 13 (1.54%) Packer
14 12 (1.43%) Simpana
14 12 (1.43%) Terraform
15 11 (1.31%) Galera Cluster
16 10 (1.19%) Nessus
17 9 (1.07%) Cacti
Vendors
1 330 (39.19%) Microsoft
2 268 (31.83%) VMware
3 149 (17.70%) Oracle
4 101 (12.00%) Cisco
5 94 (11.16%) Red Hat
6 89 (10.57%) Citrix
7 73 (8.67%) HP
8 52 (6.18%) SolarWinds
9 36 (4.28%) CommVault
10 34 (4.04%) SAP
11 30 (3.56%) Symantec
12 26 (3.09%) NetApp
13 24 (2.85%) EMC
14 23 (2.73%) Tableau
14 23 (2.73%) Veeam
15 22 (2.61%) Atlassian
15 22 (2.61%) Juniper
16 21 (2.49%) IBM
17 19 (2.26%) F5
17 19 (2.26%) Facebook