The table below looks at the prevalence of the term Clustering in IT jobs advertised for the City of London region. Included is a guide to the salaries offered in IT jobs that have cited Clustering over the 3 months to 19 January 2017 with a comparison to the same period over the previous 2 years.

3 months to
19 Jan 2017
Same period 2016 Same period 2015
Clustering
London / City of London
Rank 174 158 190
Rank change year-on-year
-16 +32
Permanent jobs citing Clustering 49 100 129
As % of all permanent IT jobs located in the City of London 0.98% 1.55% 1.26%
As % of the Miscellaneous category 1.94% 3.24% 2.82%
Number of salaries quoted 49 97 122
Median salary £60,000 £55,000 £57,500
Median salary % change year-on-year
+9.09% -4.34%
90% offered a salary of more than £43,500 £36,200 £42,500
10% offered a salary of more than £75,000 £82,000 £70,000
UK excluding London median salary £42,500 £45,000 £42,500
% change year-on-year
-5.55% +5.88%

The following table is for comparison with the above and provides statistics for the entire Miscellaneous category in permanent jobs advertised in the City of London region.

Miscellaneous Category
City of London
Permanent IT job ads with a match in the
Miscellaneous category
2524 3091 4575
As % of all permanent IT jobs located in the City of London 50.39% 47.85% 44.69%
Number of salaries quoted 2314 2719 3936
Median salary £60,000 £60,000 £55,000
Median salary % change year-on-year
- +9.09%
90% offered a salary of more than £35,000 £38,000 £35,000
10% offered a salary of more than £97,500 £80,000 £90,000
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

Clustering
Jobs Demand Trend in the City of London

The demand trend of job ads across the City of London region citing Clustering as a proportion of all IT jobs with a match in the Miscellaneous category.

Clustering Jobs Demand Trend in the City of London

Clustering
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Clustering across the City of London region.

Clustering Salary Trend in the City of London

Clustering
Salary Histogram in the City of London

This chart provides a salary histogram for IT jobs citing Clustering across the City of London region over the 3 months to 19 January 2017.

Clustering Salary Histogram in the City of London

Clustering
Top 30 Related IT Skills in the City of London

For the 6 months to 19 January 2017, IT jobs citing Clustering also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for Clustering.

1 45 (52.94%) Microsoft
2 43 (50.59%) Finance
3 41 (48.24%) SQL Server
4 37 (43.53%) SQL
4 37 (43.53%) Windows
5 28 (32.94%) VMware
5 28 (32.94%) High Availability
6 25 (29.41%) ITIL
6 25 (29.41%) MS Exchange
7 24 (28.24%) Windows Server
8 22 (25.88%) SAN
8 22 (25.88%) Windows Server 2008
9 21 (24.71%) VMware Infrastructure
9 21 (24.71%) Active Directory
9 21 (24.71%) Windows Server 2012
10 20 (23.53%) Exchange Server 2010
10 20 (23.53%) Citrix
10 20 (23.53%) XenApp
11 17 (20.00%) SCOM
11 17 (20.00%) Virtual Infrastructure
12 16 (18.82%) SCCM
12 16 (18.82%) Migration
13 15 (17.65%) DNS
14 14 (16.47%) SQL Server Reporting Services
14 14 (16.47%) PowerShell
14 14 (16.47%) vSphere
14 14 (16.47%) Performance Tuning
15 13 (15.29%) iSCSI
16 12 (14.12%) SQL Server 2008
16 12 (14.12%) SQL Server Integration Services

Clustering
Top Related IT Skills in the City of London 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 25 (29.41%) MS Exchange
2 20 (23.53%) Exchange Server 2010
3 12 (14.12%) Exchange Server 2013
3 12 (14.12%) Skype for Business
4 11 (12.94%) IIS
5 10 (11.76%) SharePoint
6 9 (10.59%) SharePoint 2013
7 7 (8.24%) Exchange Server 2007
8 5 (5.88%) Apache
9 3 (3.53%) Exchange Server 2003
9 3 (3.53%) SAS
10 2 (2.35%) JBoss
10 2 (2.35%) Tomcat
10 2 (2.35%) WebLogic
11 1 (1.18%) Apache ServiceMix
11 1 (1.18%) Blackberry Enterprise Server
11 1 (1.18%) Oracle Coherence
11 1 (1.18%) WebSphere
Applications
1 7 (8.24%) MS Excel
2 2 (2.35%) MS Office
Business Applications
1 1 (1.18%) Cognos Business Intelligence
Cloud Services
1 2 (2.35%) Amazon AWS
1 2 (2.35%) Microsoft Azure
2 1 (1.18%) Azure Active Directory
2 1 (1.18%) Mimecast
2 1 (1.18%) Office 365
Communications & Networking
1 22 (25.88%) SAN
2 15 (17.65%) DNS
3 13 (15.29%) iSCSI
4 12 (14.12%) Skype
5 11 (12.94%) Firewall
6 9 (10.59%) DHCP
6 9 (10.59%) Wireless
7 8 (9.41%) Network Security
8 7 (8.24%) Cisco ASA
8 7 (8.24%) NetScaler
8 7 (8.24%) VPN
9 6 (7.06%) Cisco Wireless
9 6 (7.06%) NAS
10 5 (5.88%) TCP/IP
11 4 (4.71%) BGP
11 4 (4.71%) Cisco ISE
11 4 (4.71%) MPLS
11 4 (4.71%) SSL
12 3 (3.53%) Cisco Nexus
12 3 (3.53%) FCoE
Database & Business Intelligence
1 41 (48.24%) SQL Server
2 14 (16.47%) SQL Server Reporting Services
3 12 (14.12%) SQL Server 2008
3 12 (14.12%) SQL Server Integration Services
4 8 (9.41%) SQL Server Analysis Services
5 7 (8.24%) NoSQL
5 7 (8.24%) Relational Database
6 5 (5.88%) Oracle BI EE
6 5 (5.88%) SQL Server 2012
7 4 (4.71%) Big Data
7 4 (4.71%) RDBMS
8 3 (3.53%) Data Mining
8 3 (3.53%) Hadoop
8 3 (3.53%) MySQL
9 2 (2.35%) Oracle Database
10 1 (1.18%) Data Warehouse
10 1 (1.18%) Enterprise Data Warehouse
10 1 (1.18%) Power BI
10 1 (1.18%) SQL Server 2014
10 1 (1.18%) SQL Server 2016
Development Applications
1 1 (1.18%) Cucumber
1 1 (1.18%) Git (software)
1 1 (1.18%) Jenkins
1 1 (1.18%) JMeter
1 1 (1.18%) Selenium
1 1 (1.18%) Subversion
1 1 (1.18%) Team Foundation Server
General
1 43 (50.59%) Finance
2 7 (8.24%) Marketing
3 6 (7.06%) Games
4 5 (5.88%) Banking
4 5 (5.88%) Front Office
4 5 (5.88%) Telecoms
5 4 (4.71%) Back Office
6 2 (2.35%) Retail
7 1 (1.18%) Advertising
Job Titles
1 19 (22.35%) DBA
2 18 (21.18%) SQL DBA
3 17 (20.00%) Administrator
4 12 (14.12%) Analyst
5 9 (10.59%) Infrastructure Analyst
6 8 (9.41%) Senior Windows Engineer
6 8 (9.41%) Windows Engineer
7 7 (8.24%) Applications Support
7 7 (8.24%) Architect
7 7 (8.24%) Oracle DBA
7 7 (8.24%) SQL Server DBA
8 6 (7.06%) Infrastructure Architect
8 6 (7.06%) Infrastructure Solutions Architect
8 6 (7.06%) Network Infrastructure Architect
8 6 (7.06%) Solutions Architect
8 6 (7.06%) Systems Administrator
8 6 (7.06%) VMware Architect
9 5 (5.88%) Data Centre Project Manager
9 5 (5.88%) OBIEE Specialist
9 5 (5.88%) OBIEE Support
Libraries, Frameworks & Software Standards
1 7 (8.24%) Web Services
2 6 (7.06%) 802.1X
3 4 (4.71%) Middleware
4 3 (3.53%) Celery
4 3 (3.53%) NumPy
4 3 (3.53%) scikit-learn
4 3 (3.53%) SciPy
5 2 (2.35%) Django
5 2 (2.35%) J2EE
5 2 (2.35%) WSH
6 1 (1.18%) .NET
6 1 (1.18%) IBM Integration Bus
6 1 (1.18%) JMS
6 1 (1.18%) Spring
6 1 (1.18%) WebSphere MQ
Miscellaneous
1 12 (14.12%) Fintech
2 11 (12.94%) PKI
3 8 (9.41%) Data Centre
4 7 (8.24%) HP StoreVirtual
5 5 (5.88%) Replication
6 4 (4.71%) Client/Server
7 3 (3.53%) Algorithms
7 3 (3.53%) PMI
8 2 (2.35%) Blackberry
9 1 (1.18%) Data Conversion
9 1 (1.18%) Distributed Denial-of-Service
9 1 (1.18%) Management Information System
9 1 (1.18%) N-Tier
9 1 (1.18%) RSA SecurID
9 1 (1.18%) Spread Betting
Operating Systems
1 37 (43.53%) Windows
2 24 (28.24%) Windows Server
3 22 (25.88%) Windows Server 2008
4 21 (24.71%) Windows Server 2012
5 10 (11.76%) Linux
5 10 (11.76%) Unix
6 8 (9.41%) Red Hat Enterprise Linux
7 5 (5.88%) SUSE
8 3 (3.53%) Mac OS
8 3 (3.53%) Solaris
8 3 (3.53%) Windows Server 2003
9 1 (1.18%) Android
9 1 (1.18%) Apple iOS
9 1 (1.18%) Mac OS X
Processes & Methodologies
1 28 (32.94%) High Availability
2 25 (29.41%) ITIL
3 17 (20.00%) Virtual Infrastructure
4 16 (18.82%) Migration
5 14 (16.47%) Performance Tuning
6 12 (14.12%) Disaster Recovery
6 12 (14.12%) Load Balancing
6 12 (14.12%) User Acceptance Testing
7 10 (11.76%) Release Management
8 9 (10.59%) Business Intelligence
9 8 (9.41%) SDLC
10 7 (8.24%) Configuration Management
10 7 (8.24%) ETL
10 7 (8.24%) Project Management
10 7 (8.24%) Security Patching
11 5 (5.88%) Budgeting and Resource Allocation
11 5 (5.88%) Database Mirroring
11 5 (5.88%) DevOps
11 5 (5.88%) Performance Monitoring
11 5 (5.88%) System Integration Testing
Programming Languages
1 37 (43.53%) SQL
2 14 (16.47%) PowerShell
3 9 (10.59%) Java
4 7 (8.24%) Perl
4 7 (8.24%) VB
4 7 (8.24%) VBScript
5 5 (5.88%) Bash Shell
5 5 (5.88%) C
5 5 (5.88%) JavaScript
5 5 (5.88%) PL/SQL
6 4 (4.71%) Python
6 4 (4.71%) T-SQL
7 3 (3.53%) R
7 3 (3.53%) Shell Script
7 3 (3.53%) VBA
8 2 (2.35%) C#
8 2 (2.35%) MATLAB
9 1 (1.18%) Jython
Qualifications
1 11 (12.94%) Microsoft Certification
2 8 (9.41%) MCSE
3 6 (7.06%) Degree
4 4 (4.71%) Cisco Certification
4 4 (4.71%) MCSA
5 3 (3.53%) CCNP
5 3 (3.53%) PhD
5 3 (3.53%) PMI Certification
5 3 (3.53%) VMware Certified Professional (VCP)
6 2 (2.35%) MCITP
7 1 (1.18%) CCNA
7 1 (1.18%) SC Cleared
7 1 (1.18%) Security Cleared
Quality Assurance & Compliance
1 7 (8.24%) QA
2 1 (1.18%) Sarbanes-Oxley
2 1 (1.18%) SLA
System Software
1 21 (24.71%) Active Directory
1 21 (24.71%) VMware Infrastructure
2 20 (23.53%) XenApp
3 14 (16.47%) vSphere
4 10 (11.76%) XenDesktop
5 5 (5.88%) Hyper-V
6 4 (4.71%) Oracle RAC
7 2 (2.35%) Veritas Cluster Server
8 1 (1.18%) DFS Replication
8 1 (1.18%) ProxySG
8 1 (1.18%) Virtual Servers
8 1 (1.18%) VMware ESX
8 1 (1.18%) VMware ESXi
Systems Management
1 17 (20.00%) SCOM
2 16 (18.82%) SCCM
3 12 (14.12%) WSUS
4 9 (10.59%) Microsoft Clustering
5 8 (9.41%) Puppet
6 4 (4.71%) Data Guard
7 3 (3.53%) Backup Exec
7 3 (3.53%) Failover Clustering
8 2 (2.35%) EMC NetWorker
9 1 (1.18%) Ansible
Vendors
1 45 (52.94%) Microsoft
2 28 (32.94%) VMware
3 20 (23.53%) Citrix
4 11 (12.94%) Cisco
4 11 (12.94%) Oracle
5 10 (11.76%) HP
6 8 (9.41%) 3PAR
6 8 (9.41%) Red Hat
7 7 (8.24%) Dell
7 7 (8.24%) NetApp
7 7 (8.24%) SolarWinds
7 7 (8.24%) Veritas
8 5 (5.88%) Cadence
8 5 (5.88%) CheckPoint
8 5 (5.88%) Forcepoint
8 5 (5.88%) Informatica
8 5 (5.88%) Siebel
9 4 (4.71%) Juniper
10 3 (3.53%) Apple
10 3 (3.53%) Avaya
City, London
Millshill Recruitment Ltd
Salary: £50000 - £55000 per annum
Posted: Yesterday
City, London
Square One Resources
Salary: Unspecified - looking at all skill levels with all salary expectations
Posted: Yesterday
City, London
ISL
Salary: £100000 - £101000 per annum + Annual bonus
Posted: 12 hours ago
City, London
Venturi
Salary: £55000 - £65000.00 per annum + bonus +Full bens
Posted: 6 days ago
City of London
Venturi
Salary: £65000.00 - £75000.00 per annum + good bonus and benefits
Posted: 9 days ago
City, London
Harvey Nash plc
Salary: £42000 - £48000 per annum + Pension, 30 days holiday
Posted: 6 days ago
City, London
Harvey Nash plc
Salary: £42000 - £48000 per annum
Posted: 6 days ago
City, London
Client Server
Salary: £70k to £85k + bonus + benefits
Posted: 6 days ago
City of London
Hays London City Cheapside
Salary: £50000.00 - £60000.00 per annum
Posted: 8 days ago