The table below looks at the prevalence of the term Clustering in IT jobs advertised for the London region. Included is a guide to the average salaries offered in IT jobs that have cited Clustering over the 3 months to 2 September 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
2 Sep 2015
Same period 2014 Same period 2013
Clustering
Rank 300 223 249
Rank change year-on-year
-77 +26
Permanent jobs citing Clustering 418 626 503
As % of all permanent IT jobs located in London 0.94% 1.33% 1.12%
As % of the Miscellaneous category 2.02% 3.02% 2.37%
Number of salaries quoted 356 559 408
Average salary £55,000 £52,500 £52,500
Average salary % change year-on-year
+4.76% -
90% offered a salary of more than £40,000 £37,500 £42,450
10% offered a salary of more than £80,000 £70,000 £70,000
UK excluding London average salary £42,500 £43,000 £41,500
% change year-on-year
-1.16% +3.61%
Clustering
England

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

Miscellaneous Category
London
Permanent IT job ads with a match in the
Miscellaneous category
20719 20737 21219
As % of all permanent IT jobs located in London 46.62% 44.17% 47.43%
Number of salaries quoted 17085 16708 17299
Average salary £57,500 £55,000 £55,000
Average salary % change year-on-year
+4.54% -
90% offered a salary of more than £34,000 £32,500 £35,000
10% offered a salary of more than £85,000 £85,000 £82,500
UK excluding London average salary £41,000 £40,000 £40,000
% change year-on-year
+2.50% -

Clustering
Jobs Demand Trend in London

This chart provides a 3-month moving total of permanent IT jobs citing Clustering across the London region as a proportion of the total demand within the Miscellaneous category.

Clustering Jobs Demand Trend in London

Clustering
Salary Trend in London

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

Clustering Salary Trend in London

Clustering
Salary Histogram in London

This chart provides a salary histogram for IT jobs citing Clustering across the London region over the 3 months to 2 September 2015.

Clustering Salary Histogram in London

Clustering
Job Locations in London

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Clustering within the London region over the 3 months to 2 September 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London -91 58 £55,000 - 11
Docklands, London +5 4 - -
Surbiton - 4 £51,250 - 2
Kingston Upon Thames - 2 £51,250 -
Harrow +17 1 - -
New Malden - 1 - - 1
Canary Wharf - 1 £80,000 -
Wimbledon - 1 £52,500 -
Clustering
England

Clustering
Top 30 Related IT Skills in London

For the 6 months to 2 September 2015, IT jobs across the London region citing Clustering also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Clustering.

1 469 (55.37%) SQL Server
2 420 (49.59%) SQL
3 416 (49.11%) Windows
4 364 (42.98%) Microsoft
5 286 (33.77%) Replication
6 278 (32.82%) VMware
7 258 (30.46%) Performance Tuning
8 255 (30.11%) Finance
9 238 (28.10%) SAN
10 233 (27.51%) Active Directory
11 204 (24.09%) SQL Server Integration Services
12 203 (23.97%) Linux
13 202 (23.85%) SQL Server Reporting Services
14 198 (23.38%) T-SQL
14 198 (23.38%) VMware Infrastructure
15 184 (21.72%) Oracle
16 173 (20.43%) SQL Server 2008
17 157 (18.54%) ITIL
18 150 (17.71%) HP
19 148 (17.47%) SQL Server 2012
20 146 (17.24%) Windows Server 2008
20 146 (17.24%) MS Excel
21 138 (16.29%) Citrix
22 136 (16.06%) MS Exchange
23 131 (15.47%) SQL Server Analysis Services
24 123 (14.52%) DNS
25 121 (14.29%) Data Centre
26 119 (14.05%) Windows Server 2012
27 115 (13.58%) Banking
28 114 (13.46%) High Availability

Clustering
Top Related IT Skills in London by Category

For the 6 months to 2 September 2015, IT jobs across the London region citing Clustering also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Clustering. Up to 20 skills are shown per category.

Application Platforms
1 136 (16.06%) MS Exchange
2 83 (9.80%) SharePoint
3 67 (7.91%) IIS
4 65 (7.67%) Blackberry Enterprise Server
5 55 (6.49%) Exchange Server 2010
6 49 (5.79%) Lync
7 43 (5.08%) Exchange Server 2013
8 40 (4.72%) Apache
9 37 (4.37%) Tomcat
10 34 (4.01%) WebLogic
11 27 (3.19%) Exchange Server 2007
12 23 (2.72%) WebSphere
13 18 (2.13%) JBoss
14 17 (2.01%) SharePoint 2013
15 11 (1.30%) Exchange Server 2003
16 10 (1.18%) Office Communications Server
16 10 (1.18%) SharePoint 2010
17 9 (1.06%) Oracle Coherence
18 8 (0.94%) Exchange Server 2000
19 6 (0.71%) Oracle SOA Suite
Applications
1 146 (17.24%) MS Excel
2 35 (4.13%) MS Office
3 9 (1.06%) MS Visio
4 4 (0.47%) MS Project
5 1 (0.12%) MS PowerPoint
5 1 (0.12%) PowerPivot
Business Applications
1 24 (2.83%) Oracle EBS
2 23 (2.72%) Oracle Applications
3 17 (2.01%) Oracle EBS R12
4 4 (0.47%) Dynamics CRM
4 4 (0.47%) Oracle ERP
5 3 (0.35%) Oracle 11i
6 2 (0.24%) SAP Oil and Gas
6 2 (0.24%) Agresso
7 1 (0.12%) JDE EnterpriseOne
7 1 (0.12%) SAP Business One
7 1 (0.12%) PeopleSoft HRMS
Cloud Services
1 81 (9.56%) Office 365
2 57 (6.73%) Mimecast
3 56 (6.61%) Amazon AWS
4 32 (3.78%) Microsoft Azure
5 21 (2.48%) Cloud Computing
6 18 (2.13%) IaaS
7 17 (2.01%) SaaS
8 15 (1.77%) PaaS
9 8 (0.94%) Google Analytics
10 5 (0.59%) Google Cloud Platform
11 3 (0.35%) Amazon EMR
12 2 (0.24%) Amazon EC2
12 2 (0.24%) Amazon S3
12 2 (0.24%) Azure Active Directory
13 1 (0.12%) Virtual Private Cloud
13 1 (0.12%) Symantec.cloud
13 1 (0.12%) Amazon ELB
Communications & Networking
1 238 (28.10%) SAN
2 123 (14.52%) DNS
3 106 (12.51%) NAS
4 62 (7.32%) Firewall
5 60 (7.08%) TCP/IP
6 42 (4.96%) WAN
7 38 (4.49%) DHCP
8 30 (3.54%) SSL
9 29 (3.42%) Internet
10 28 (3.31%) VPN
11 27 (3.19%) HTTP
12 23 (2.72%) iSCSI
13 22 (2.60%) LAN
14 19 (2.24%) NetScaler
15 16 (1.89%) VLAN
16 15 (1.77%) Fibre Channel
16 15 (1.77%) LDAP
17 14 (1.65%) Cisco ASA
18 11 (1.30%) Unified Communications
19 10 (1.18%) Network Security
Database & Business Intelligence
1 469 (55.37%) SQL Server
2 204 (24.09%) SQL Server Integration Services
3 202 (23.85%) SQL Server Reporting Services
4 173 (20.43%) SQL Server 2008
5 148 (17.47%) SQL Server 2012
6 131 (15.47%) SQL Server Analysis Services
7 113 (13.34%) Oracle Database
8 89 (10.51%) MySQL
9 79 (9.33%) SQL Server 2005
10 76 (8.97%) Data Warehouse
11 56 (6.61%) Microsoft Analysis Services
12 40 (4.72%) Oracle Database 11g
13 35 (4.13%) SQL Server 2000
14 32 (3.78%) PostgreSQL
15 31 (3.66%) Relational Database
16 29 (3.42%) NoSQL
17 28 (3.31%) Oracle Database 10g
18 26 (3.07%) RDBMS
19 20 (2.36%) Oracle BI EE
20 19 (2.24%) DTS
Development Applications
1 25 (2.95%) Git (software)
2 18 (2.13%) SQL Server Management Studio (SSMS)
3 16 (1.89%) Subversion
3 16 (1.89%) Maven
4 14 (1.65%) Visual Studio
5 9 (1.06%) Team Foundation Server
6 8 (0.94%) Jenkins
7 6 (0.71%) Ant
8 4 (0.47%) JIRA
9 2 (0.24%) Mockito
9 2 (0.24%) NUnit
9 2 (0.24%) Gradle
10 1 (0.12%) CruiseControl
10 1 (0.12%) JUnit
10 1 (0.12%) PVCS
10 1 (0.12%) Oracle Forms
10 1 (0.12%) ClearCase
10 1 (0.12%) JDeveloper
10 1 (0.12%) MSI
10 1 (0.12%) Cucumber
General
1 255 (30.11%) Finance
2 115 (13.58%) Banking
3 45 (5.31%) Telecoms
4 38 (4.49%) Legal
5 36 (4.25%) Retail
6 32 (3.78%) Law
7 29 (3.42%) Marketing
8 17 (2.01%) Back Office
9 14 (1.65%) Games
10 8 (0.94%) Pharmaceutical
10 8 (0.94%) Investment Banking
10 8 (0.94%) Retail Banking
11 7 (0.83%) Local Government
11 7 (0.83%) Advertising
12 6 (0.71%) Financial Institution
12 6 (0.71%) International Banking
13 5 (0.59%) Billing
14 4 (0.47%) Multimedia
15 3 (0.35%) Front Office
16 2 (0.24%) Electronics
Job Titles
1 364 (42.98%) DBA
2 289 (34.12%) SQL DBA
3 191 (22.55%) SQL Server DBA
4 135 (15.94%) Administrator
5 78 (9.21%) Infrastructure Engineer
6 75 (8.85%) Analyst
7 62 (7.32%) Architect
8 59 (6.97%) Developer
9 55 (6.49%) Oracle DBA
10 53 (6.26%) Team Leader
11 50 (5.90%) Senior DBA
12 43 (5.08%) Senior SQL DBA
13 34 (4.01%) Consultant
14 32 (3.78%) Server Administrator
15 29 (3.42%) Support Engineer
16 28 (3.31%) Senior SQL Server DBA
17 25 (2.95%) Systems Administrator
18 24 (2.83%) Support Analyst
19 23 (2.72%) Infrastructure Analyst
20 21 (2.48%) 3rd Line Support
Libraries, Frameworks & Software Standards
1 58 (6.85%) Web Services
2 53 (6.26%) .NET
3 35 (4.13%) Middleware
4 20 (2.36%) HTML
5 15 (1.77%) WCF
6 14 (1.65%) JSON
7 13 (1.53%) STL
7 13 (1.53%) Boost C++ Libraries
7 13 (1.53%) Natural Language Processing
8 12 (1.42%) Spring
9 10 (1.18%) ASP.NET Web Forms
9 10 (1.18%) ASP.NET Web API
9 10 (1.18%) Oracle Fusion
10 9 (1.06%) OSGi
10 9 (1.06%) JMS
10 9 (1.06%) JDBC
10 9 (1.06%) J2EE
11 8 (0.94%) XML
11 8 (0.94%) CSS
11 8 (0.94%) Oracle GoldenGate
Miscellaneous
1 286 (33.77%) Replication
2 121 (14.29%) Data Centre
3 61 (7.20%) Blackberry
4 48 (5.67%) CLARiiON
5 28 (3.31%) Management Information System
6 27 (3.19%) Computer Science
7 26 (3.07%) EMC VNX
7 26 (3.07%) Analytical Skills
8 24 (2.83%) Mathematics
9 22 (2.60%) Algorithms
10 18 (2.13%) Data Structures
11 16 (1.89%) EqualLogic
11 16 (1.89%) Hedge funds
12 14 (1.65%) Social Media
12 14 (1.65%) EMC VMAX
13 9 (1.06%) Hybrid Cloud
13 9 (1.06%) Social Network
13 9 (1.06%) N-Tier
13 9 (1.06%) EMV
14 8 (0.94%) EMC VNXe
Operating Systems
1 416 (49.11%) Windows
2 203 (23.97%) Linux
3 146 (17.24%) Windows Server 2008
4 119 (14.05%) Windows Server 2012
5 86 (10.15%) Windows Server 2003
6 84 (9.92%) UNIX
7 63 (7.44%) Red Hat Enterprise Linux
8 52 (6.14%) Android
9 46 (5.43%) Apple iOS
10 43 (5.08%) Windows Mobile
11 33 (3.90%) Solaris
12 24 (2.83%) CentOS
13 22 (2.60%) Windows 7
14 20 (2.36%) AIX
15 15 (1.77%) Windows 2000 Server
16 12 (1.42%) Windows 8
17 11 (1.30%) Windows 2000
17 11 (1.30%) Ubuntu
18 10 (1.18%) SUSE
18 10 (1.18%) Debian
Processes & Methodologies
1 258 (30.46%) Performance Tuning
2 157 (18.54%) ITIL
3 114 (13.46%) High Availability
4 107 (12.63%) Business Intelligence
5 87 (10.27%) Disaster Recovery
6 86 (10.15%) Agile Software Development
6 86 (10.15%) Capacity Planning
7 83 (9.80%) Load Balancing
8 81 (9.56%) Database Mirroring
9 47 (5.55%) Change Management
9 47 (5.55%) PRINCE2
10 42 (4.96%) Migration
10 42 (4.96%) Analytics
11 38 (4.49%) Problem Management
11 38 (4.49%) Business Continuity
12 37 (4.37%) Project Management
13 35 (4.13%) Change Control
14 33 (3.90%) Database Security
15 30 (3.54%) Capacity Management
15 30 (3.54%) Service Delivery
Programming Languages
1 420 (49.59%) SQL
2 198 (23.38%) T-SQL
3 105 (12.40%) PowerShell
4 70 (8.26%) Java
5 41 (4.84%) Perl
6 39 (4.60%) Python
7 34 (4.01%) C
8 30 (3.54%) Shell Script
9 29 (3.42%) Bash Shell
10 27 (3.19%) C#
11 18 (2.13%) C++
12 17 (2.01%) JavaScript
13 16 (1.89%) PHP
14 14 (1.65%) Ruby
15 8 (0.94%) PL/SQL
16 7 (0.83%) Korn
17 4 (0.47%) LINC
17 4 (0.47%) AWK
17 4 (0.47%) VBScript
17 4 (0.47%) Scala
Qualifications
1 79 (9.33%) Microsoft Certification
2 67 (7.91%) Degree
3 58 (6.85%) VMware Certified Professional (VCP)
4 56 (6.61%) MCSE
5 48 (5.67%) Security Cleared
6 43 (5.08%) MCITP
7 32 (3.78%) Cisco Certification
8 26 (3.07%) DV Cleared
9 20 (2.36%) Oracle Certification
10 18 (2.13%) CCNP
11 17 (2.01%) SC Cleared
12 16 (1.89%) CCNA
13 15 (1.77%) OCP
13 15 (1.77%) ITIL Certification
13 15 (1.77%) VCP5
14 12 (1.42%) MCP
15 10 (1.18%) CCDP
16 8 (0.94%) MCSA
16 8 (0.94%) VCAP
17 7 (0.83%) RHCE
Quality Assurance & Compliance
1 29 (3.42%) SLA
2 8 (0.94%) QA
2 8 (0.94%) PCI DSS
3 6 (0.71%) ISO/IEC 27001
4 5 (0.59%) COBIT
4 5 (0.59%) ISO 9000
5 3 (0.35%) Sarbanes-Oxley
6 1 (0.12%) EMIR
6 1 (0.12%) Dodd-Frank
System Software
1 233 (27.51%) Active Directory
2 198 (23.38%) VMware Infrastructure
3 108 (12.75%) Hyper-V
4 65 (7.67%) Oracle RAC
5 45 (5.31%) XenApp
5 45 (5.31%) vSphere
6 33 (3.90%) VMware ESXi
7 18 (2.13%) XenDesktop
7 18 (2.13%) Terminal Services
8 17 (2.01%) VMware ESX
9 15 (1.77%) Firmware
10 14 (1.65%) EMC RecoverPoint
11 10 (1.18%) Veritas Cluster Server
11 10 (1.18%) GPFS
12 8 (0.94%) NFS
13 7 (0.83%) Xen
13 7 (0.83%) Terminal Server
13 7 (0.83%) DFS Replication
14 6 (0.71%) vCloud
14 6 (0.71%) Microsoft Virtual Server
Systems Management
1 62 (7.32%) SCCM
1 62 (7.32%) Symantec Enterprise Vault
2 56 (6.61%) SCOM
2 56 (6.61%) Data Guard
3 40 (4.72%) Puppet
4 26 (3.07%) Opscode Chef
5 21 (2.48%) Hyperic
6 20 (2.36%) Nagios
7 18 (2.13%) NetBackup
7 18 (2.13%) Backup Exec
8 17 (2.01%) SCVMM
9 16 (1.89%) SCOrch
10 15 (1.77%) Oracle RMAN
11 12 (1.42%) Norton AntiVirus
11 12 (1.42%) Cobbler
12 10 (1.18%) ServiceCenter
13 8 (0.94%) Cacti
13 8 (0.94%) EMC NetWorker
13 8 (0.94%) WSUS
14 6 (0.71%) Oracle Enterprise Manager
Vendors
1 364 (42.98%) Microsoft
2 278 (32.82%) VMware
3 184 (21.72%) Oracle
4 150 (17.71%) HP
5 138 (16.29%) Citrix
6 102 (12.04%) Symantec
7 98 (11.57%) NetApp
8 97 (11.45%) Cisco
9 83 (9.80%) EMC
10 78 (9.21%) Red Hat
11 43 (5.08%) Dell
11 43 (5.08%) MobileIron
12 32 (3.78%) SolarWinds
13 31 (3.66%) Veritas
14 25 (2.95%) Brocade
15 23 (2.72%) IronPort
15 23 (2.72%) CommVault
16 20 (2.36%) RightFax
17 19 (2.24%) IBM
18 16 (1.89%) Google
City, London
Lawrence Harvey Enterprise
Salary: £55000.00 - £60000.00 per annum + Benefits
Posted: 9 hours ago
London
Global Technology Solutions Ltd
Salary: £80000 - £85000 per annum + excellent benefits
Posted: 10 hours ago
City, London
TEKsystems
Salary: £40000 - £65000 per annum + usual benefits
Posted: 17 hours ago
London
Linux Recruit
Salary: From £70,000 to £80,000 per annum
Posted: 17 hours ago
London
Evolution Recruitment Solutions Ltd
Salary: excellent benefits
Posted: Yesterday
London
Evolution Recruitment Solutions Ltd
Salary: excellent benefits
Posted: Yesterday
City, London
Harrington Starr
Salary: £55000 - £60000 per annum + Benefits + Bonus
Posted: Yesterday
London
TEKsystems
Salary: £50000 - £65000 per annum + excellent bonus + benefits
Posted: Yesterday
London
Noir Consulting
Salary: £90000 - £100000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago
London
Austin Fraser
Salary: £50000.00 - £53000.00 per annum + Bens
Posted: 2 days ago
London
Dawson & Walsh
Salary: £90000 - £100000 per annum + Bonus + Pension + Benefits
Posted: 2 days ago
City, London
Informatiq Consulting
Salary: £45000 - £50000 per annum
Posted: 5 days ago
Surbiton, Surrey
Oscar Associates (UK) Ltd
Salary: £40000 - £50000 per annum
Posted: 5 days ago
City, London
Hudson IT
Salary: £85000 - £105000 per annum
Posted: 5 days ago
North West London
EarthStream Global
Salary: Up to £75,000 per annum + bonus and benefits package
Posted: 6 days ago
New Malden, Surrey
BAE Systems
Posted: 6 days ago
City, London
Evolution Recruitment Solutions
Salary: 45000 - 80000 + excellent benefits
Posted: 6 days ago
London
Linux Recruit
Salary: From £60,000 to £75,000 per annum
Posted: 6 days ago
City, London
I.T. Skillfinder
Salary: £70000 - £80000 per annum + Bonus, Pension, Gym, Travel + more!
Posted: 6 days ago