Period
to 25 May 2019

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 25 May 2019 with a comparison to the same period over the previous 2 years.

Clustering
UK > England
6 months to
25 May 2019
Same period 2018 Same period 2017
Rank 507 499 424
Rank change year-on-year -8 -75 -58
Permanent jobs citing Clustering 745 932 1,154
As % of all permanent IT jobs advertised in England 0.55% 0.57% 0.72%
As % of the Miscellaneous category 1.32% 1.41% 1.80%
Number of salaries quoted 617 769 970
England median annual salary £52,500 £50,000 £50,000
Median salary % change year-on-year +5.00% - -
10th Percentile £37,500 £32,500 £32,950
90th Percentile £80,000 £78,750 £75,000
UK median annual salary £52,500 £50,000 £50,000
% change year-on-year +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 56,282 66,175 64,150
As % of all permanent IT jobs advertised in England 41.90% 40.65% 40.27%
Number of salaries quoted 42,929 51,558 51,770
England median annual salary £55,000 £52,500 £50,000
Median salary % change year-on-year +4.76% +5.00% -
10th Percentile £30,000 £29,000 £27,500
90th Percentile £90,000 £85,000 £81,250
UK median annual salary £53,404 £50,000 £48,500
% change year-on-year +6.81% +3.09% -3.00%

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 25 May 2019.

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 25 May 2019. 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 +55 353 £60,000 - 3
South East -31 115 £52,500 +10.53% 5
Midlands +16 100 £45,000 -10.00% 1
North of England +15 95 £43,500 +14.47% 3
West Midlands +50 81 £45,500 -3.19% 1
South West +8 63 £50,000 +16.28% 1
North West +27 54 £40,000 -11.11% 2
Yorkshire -3 35 £55,000 +57.14% 1
East Midlands -5 19 £45,000 -10.00%
East of England +43 16 £56,000 +24.44% 1
North East +22 7 £40,000 +23.08%
Clustering
UK

For the 6 months to 25 May 2019, 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.

1 466 (62.55%) Windows
2 399 (53.56%) SQL
3 338 (45.37%) Windows Server
4 337 (45.23%) Microsoft
5 309 (41.48%) VMware
6 307 (41.21%) SQL Server
7 302 (40.54%) Active Directory
8 224 (30.07%) Microsoft Azure
9 223 (29.93%) Linux
10 219 (29.40%) PowerShell
11 213 (28.59%) High Availability
12 184 (24.70%) Replication
13 181 (24.30%) VMware Infrastructure
14 174 (23.36%) DNS
15 170 (22.82%) Disaster Recovery
16 159 (21.34%) Office 365
17 154 (20.67%) Hyper-V
18 147 (19.73%) Cisco
19 143 (19.19%) ITIL
20 142 (19.06%) Performance Tuning
21 141 (18.93%) DHCP
22 138 (18.52%) Finance
22 138 (18.52%) SQL Server Integration Services
22 138 (18.52%) Infrastructure Engineering
23 136 (18.26%) Windows Server 2012
24 133 (17.85%) Microsoft Clustering
25 132 (17.72%) T-SQL
26 130 (17.45%) SQL Server Reporting Services
27 125 (16.78%) Amazon AWS
28 122 (16.38%) Microsoft Certification

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 88 (11.81%) IIS
2 72 (9.66%) MS Exchange
3 70 (9.40%) SharePoint
4 24 (3.22%) Exchange Server 2010
5 23 (3.09%) Exchange Server 2013
5 23 (3.09%) Tomcat
6 19 (2.55%) Apache
7 17 (2.28%) Elasticsearch
8 11 (1.48%) BizTalk Server
9 9 (1.21%) Exchange Server 2007
10 8 (1.07%) OpenStack
10 8 (1.07%) SAS
11 7 (0.94%) SharePoint 2013
12 5 (0.67%) nginx
12 5 (0.67%) Skype for Business
13 4 (0.54%) Anypoint
14 3 (0.40%) Apache Spark
14 3 (0.40%) CMS
14 3 (0.40%) JBoss
14 3 (0.40%) WildFly
Applications
1 34 (4.56%) Microsoft Office
2 10 (1.34%) MS Visio
3 4 (0.54%) InfoPath
4 2 (0.27%) Microsoft Excel
5 1 (0.13%) Microsoft PowerPoint
Business Applications
1 6 (0.81%) Dynamics CRM
2 1 (0.13%) Oracle BRM
Cloud Services
1 224 (30.07%) Microsoft Azure
2 159 (21.34%) Office 365
3 125 (16.78%) Amazon AWS
4 41 (5.50%) Azure Active Directory
5 39 (5.23%) IaaS
6 33 (4.43%) SaaS
7 24 (3.22%) PaaS
8 20 (2.68%) Google Cloud Platform
9 13 (1.74%) Amazon EC2
9 13 (1.74%) Amazon ELB
9 13 (1.74%) Amazon EMR
9 13 (1.74%) Amazon S3
10 11 (1.48%) Power Platform
11 10 (1.34%) Cloud Computing
12 8 (1.07%) Azure Data Factory
13 7 (0.94%) Azure Stack
14 6 (0.81%) Cortana Intelligence Suite
14 6 (0.81%) npm
14 6 (0.81%) NuGet
15 5 (0.67%) AWS CloudFormation
Communications & Networking
1 174 (23.36%) DNS
2 141 (18.93%) DHCP
3 115 (15.44%) SAN
4 104 (13.96%) Firewall
5 88 (11.81%) WAN
6 77 (10.34%) TCP/IP
6 77 (10.34%) VLAN
7 65 (8.72%) LAN
8 54 (7.25%) iSCSI
9 49 (6.58%) NAS
10 39 (5.23%) VPN
11 37 (4.97%) Wireless
12 30 (4.03%) Internet
13 28 (3.76%) VoIP
14 27 (3.62%) MPLS
15 25 (3.36%) Fibre Channel
16 24 (3.22%) NetScaler
17 20 (2.68%) HTTP
18 18 (2.42%) Network Security
19 17 (2.28%) SSL
Database & Business Intelligence
1 307 (41.21%) SQL Server
2 138 (18.52%) SQL Server Integration Services
3 130 (17.45%) SQL Server Reporting Services
4 103 (13.83%) MongoDB
5 99 (13.29%) SQL Server Analysis Services
6 93 (12.48%) MySQL
7 78 (10.47%) SQL Server 2012
7 78 (10.47%) SQL Server 2016
8 76 (10.20%) PostgreSQL
9 73 (9.80%) Relational Database
9 73 (9.80%) SQL Server 2008
10 65 (8.72%) Data Warehouse
11 63 (8.46%) NoSQL
12 60 (8.05%) SQL Server 2014
13 47 (6.31%) RDBMS
14 46 (6.17%) Amazon RDS
15 41 (5.50%) Microsoft Analysis Services
16 37 (4.97%) Big Data
17 31 (4.16%) SQL Server 2005
18 29 (3.89%) Azure SQL Database
Development Applications
1 30 (4.03%) Git (software)
1 30 (4.03%) Jenkins
2 24 (3.22%) Subversion
3 19 (2.55%) JIRA
4 15 (2.01%) Team Foundation Server
5 14 (1.88%) Octopus Deploy
6 12 (1.61%) TeamCity
7 8 (1.07%) SQL Server Management Studio (SSMS)
8 7 (0.94%) Visual Studio
9 5 (0.67%) Atlassian Bamboo
9 5 (0.67%) Eclipse
9 5 (0.67%) Maven
9 5 (0.67%) MSI
10 4 (0.54%) Cucumber
11 3 (0.40%) Oracle Forms
12 2 (0.27%) Sonatype Nexus
13 1 (0.13%) WiX
General
1 138 (18.52%) Finance
2 35 (4.70%) Banking
3 24 (3.22%) Retail
4 21 (2.82%) Advertising
5 17 (2.28%) Legal
6 14 (1.88%) Telecoms
7 11 (1.48%) Law
7 11 (1.48%) Marketing
8 8 (1.07%) Financial Institution
8 8 (1.07%) Manufacturing
9 4 (0.54%) Back Office
9 4 (0.54%) Electronics
10 3 (0.40%) Aerospace
10 3 (0.40%) Automotive
10 3 (0.40%) Billing
10 3 (0.40%) Publishing
11 2 (0.27%) Games
11 2 (0.27%) Spanish Language
12 1 (0.13%) Military
Job Titles
1 239 (32.08%) DBA
2 194 (26.04%) SQL DBA
3 123 (16.51%) Administrator
3 123 (16.51%) Infrastructure Engineer
4 72 (9.66%) SQL Server DBA
5 55 (7.38%) Analyst
5 55 (7.38%) Architect
6 48 (6.44%) Senior DBA
7 43 (5.77%) Senior Infrastructure Engineer
8 36 (4.83%) Developer
9 34 (4.56%) Azure Engineer
9 34 (4.56%) IT Engineer
9 34 (4.56%) Senior SQL DBA
10 30 (4.03%) Infrastructure Analyst
11 29 (3.89%) Azure Infrastructure Engineer
12 27 (3.62%) Cloud Architect
13 26 (3.49%) Systems Engineer
14 24 (3.22%) 3rd Line Engineer
15 23 (3.09%) DevOps Engineer
16 22 (2.95%) Microsoft Engineer
Libraries, Frameworks & Software Standards
1 34 (4.56%) Web Services
2 29 (3.89%) JSON
3 24 (3.22%) RabbitMQ
4 22 (2.95%) .NET
5 20 (2.68%) XML
6 16 (2.15%) Kafka
6 16 (2.15%) LDAP
6 16 (2.15%) Spring
7 15 (2.01%) Middleware
8 14 (1.88%) JDBC
9 13 (1.74%) ActiveMQ
10 12 (1.61%) RESTful
11 10 (1.34%) Guava
12 8 (1.07%) AngularJS
13 7 (0.94%) ASP.NET
13 7 (0.94%) HTML
14 6 (0.81%) Aurelia
14 6 (0.81%) WSH
15 5 (0.67%) ADSI
15 5 (0.67%) jQuery
Miscellaneous
1 184 (24.70%) Replication
2 80 (10.74%) Data Centre
3 56 (7.52%) Analytical Skills
4 52 (6.98%) Self-Motivation
5 39 (5.23%) PKI
6 33 (4.43%) Management Information System
7 30 (4.03%) Fat Client
7 30 (4.03%) Thin Client
8 28 (3.76%) Enterprise Storage
9 27 (3.62%) Enterprise Software
10 20 (2.68%) EMC VNX
11 14 (1.88%) Linux Command Line
12 13 (1.74%) Driving Licence
13 12 (1.61%) Hedge funds
13 12 (1.61%) Public Cloud
14 9 (1.21%) Fintech
14 9 (1.21%) User Experience
15 8 (1.07%) Reference Data
15 8 (1.07%) Smartphone
16 7 (0.94%) HP Storage
Operating Systems
1 466 (62.55%) Windows
2 338 (45.37%) Windows Server
3 223 (29.93%) Linux
4 136 (18.26%) Windows Server 2012
5 119 (15.97%) Windows Server 2008
6 61 (8.19%) Red Hat Enterprise Linux
7 48 (6.44%) Unix
8 31 (4.16%) Ubuntu
9 28 (3.76%) Windows 10
10 24 (3.22%) Windows 7
11 22 (2.95%) AIX
12 21 (2.82%) CentOS
12 21 (2.82%) Windows Server 2003
13 13 (1.74%) Debian
14 10 (1.34%) Windows 8
15 9 (1.21%) FreeBSD
16 5 (0.67%) Solaris
17 4 (0.54%) Mac OS X
18 3 (0.40%) Android
18 3 (0.40%) Data ONTAP
Processes & Methodologies
1 213 (28.59%) High Availability
2 170 (22.82%) Disaster Recovery
3 143 (19.19%) ITIL
4 142 (19.06%) Performance Tuning
5 138 (18.52%) Infrastructure Engineering
6 103 (13.83%) Migration
7 101 (13.56%) DevOps
8 97 (13.02%) Agile Software Development
9 93 (12.48%) Problem-Solving
10 74 (9.93%) Load Balancing
11 67 (8.99%) Business Intelligence
12 61 (8.19%) Change Control
13 60 (8.05%) Performance Monitoring
14 57 (7.65%) Database Mirroring
15 52 (6.98%) Database Security
16 51 (6.85%) Configuration Management
17 50 (6.71%) Project Management
18 47 (6.31%) Task Automation
19 44 (5.91%) Capacity Planning
19 44 (5.91%) Line Management
Programming Languages
1 399 (53.56%) SQL
2 219 (29.40%) PowerShell
3 132 (17.72%) T-SQL
4 101 (13.56%) Python
5 54 (7.25%) Java
6 48 (6.44%) Shell Script
7 40 (5.37%) Ruby
8 35 (4.70%) Bash Shell
9 34 (4.56%) Perl
10 28 (3.76%) Go
11 24 (3.22%) JavaScript
12 17 (2.28%) C#
13 15 (2.01%) VBScript
14 14 (1.88%) Java 8
15 12 (1.61%) C
15 12 (1.61%) PL/SQL
16 10 (1.34%) PHP
17 6 (0.81%) F#
17 6 (0.81%) VB.NET
18 4 (0.54%) VB
Qualifications
1 122 (16.38%) Microsoft Certification
2 88 (11.81%) MCSA
3 81 (10.87%) MCSE
4 58 (7.79%) VMware Certified Professional (VCP)
5 45 (6.04%) Degree
6 42 (5.64%) Security Cleared
7 35 (4.70%) Cisco Certification
8 21 (2.82%) CCNA
9 20 (2.68%) ITIL Certification
10 19 (2.55%) DV Cleared
11 18 (2.42%) CCNP
12 16 (2.15%) SC Cleared
13 13 (1.74%) MCITP
13 13 (1.74%) MCP
14 11 (1.48%) HND
15 9 (1.21%) VCP5
16 8 (1.07%) AWS Certification
16 8 (1.07%) Citrix Certification
17 7 (0.94%) CCA
17 7 (0.94%) MCDBA
Quality Assurance & Compliance
1 44 (5.91%) SLA
2 17 (2.28%) GDPR
3 15 (2.01%) ISO/IEC 27001
4 8 (1.07%) PCI DSS
5 6 (0.81%) HIPAA
6 3 (0.40%) QA
7 2 (0.27%) PMO
7 2 (0.27%) PSD2
8 1 (0.13%) COBIT
8 1 (0.13%) ISO 14001
8 1 (0.13%) ISO 9001
System Software
1 302 (40.54%) Active Directory
2 181 (24.30%) VMware Infrastructure
3 154 (20.67%) Hyper-V
4 73 (9.80%) XenApp
5 52 (6.98%) vSphere
6 48 (6.44%) Docker
7 28 (3.76%) VMware ESXi
8 27 (3.62%) Microsoft App-V
9 25 (3.36%) XenDesktop
10 20 (2.68%) Oracle RAC
11 17 (2.28%) Virtual Machines
12 16 (2.15%) NFS
13 15 (2.01%) DFS Replication
13 15 (2.01%) KVM
14 14 (1.88%) Terminal Services
15 13 (1.74%) Virtual Servers
16 11 (1.48%) Xen
17 8 (1.07%) Btrfs
17 8 (1.07%) Ceph
17 8 (1.07%) DRBD
Systems Management
1 133 (17.85%) Microsoft Clustering
2 119 (15.97%) SCCM
3 116 (15.57%) Failover Clustering
4 63 (8.46%) Ansible
5 58 (7.79%) SCOM
6 47 (6.31%) Puppet
7 39 (5.23%) WSUS
8 32 (4.30%) Opscode Chef
9 24 (3.22%) Terraform
10 23 (3.09%) Kubernetes
11 21 (2.82%) Nagios
11 21 (2.82%) Perfmon
12 20 (2.68%) Prometheus
13 17 (2.28%) Backup Exec
13 17 (2.28%) Enterprise Manager Cloud Control
14 15 (2.01%) Grafana
15 14 (1.88%) vMotion
16 13 (1.74%) Docker Swarm
16 13 (1.74%) NetBackup
16 13 (1.74%) ZABBIX
Vendors
1 337 (45.23%) Microsoft
2 309 (41.48%) VMware
3 147 (19.73%) Cisco
4 111 (14.90%) Citrix
5 104 (13.96%) HP
6 100 (13.42%) Oracle
7 67 (8.99%) Dell
8 60 (8.05%) Veeam
9 50 (6.71%) EMC
10 46 (6.17%) NetApp
10 46 (6.17%) Red Hat
11 39 (5.23%) SolarWinds
12 37 (4.97%) IBM
13 30 (4.03%) RedGate
14 23 (3.09%) Google
15 20 (2.68%) ServiceNow
16 17 (2.28%) Sybase
17 15 (2.01%) Ivanti
17 15 (2.01%) Symantec
18 14 (1.88%) Teradata