The table below looks at the prevalence of the term Clustering in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited Clustering over the 3 months to 31 July 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
31 Jul 2015
Same period 2014 Same period 2013
Clustering
Rank 267 245 223
Rank change year-on-year
-22 -22
Permanent jobs citing Clustering 1171 1380 1409
As % of all permanent IT jobs located in the UK 1.07% 1.18% 1.30%
As % of the Miscellaneous category 2.65% 3.00% 3.22%
Number of salaries quoted 945 1090 1161
Average salary £47,500 £50,000 £45,000
Average salary % change year-on-year
-5.00% +11.11%
90% offered a salary of more than £35,000 £35,000 £33,450
10% offered a salary of more than £70,000 £65,000 £62,500
UK excluding London average salary £42,500 £43,000 £41,000
% change year-on-year
-1.16% +4.87%

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

Miscellaneous Category
UK
Permanent IT job ads with a match in the
Miscellaneous category
44233 46035 43813
As % of all permanent IT jobs located in the UK 40.39% 39.35% 40.30%
Number of salaries quoted 35155 36206 35302
Average salary £47,500 £47,500 £45,000
Average salary % change year-on-year
- +5.55%
90% offered a salary of more than £27,500 £28,625 £27,500
10% offered a salary of more than £75,000 £75,000 £75,000
UK excluding London average salary £40,000 £40,000 £40,000

Clustering
Jobs Demand Trend

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

Clustering Jobs Demand Trend in the UK

Clustering
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Clustering within the UK.

Clustering Salary Trend in the UK

Clustering
Salary Histogram

This chart provides a salary histogram for IT jobs citing Clustering over the 3 months to 31 July 2015 within the UK.

Clustering Salary Histogram in the UK

Clustering
Top 30 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Clustering within the UK over the 3 months to 31 July 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
England -21 1114 £49,000 -2.00% 110
London -54 446 £55,000 +4.76% 49
South East -2 304 £45,000 +5.88% 18
Surrey +59 126 £50,000 +14.28% 4
East of England +47 95 £47,500 +15.15% 9
North West +15 83 £40,000 -20.00% 10
City of London -56 77 £57,500 -3.36% 14
Yorkshire -76 54 £37,500 -25.00% 11
Berkshire -34 49 £42,500 -10.52% 9
South West +11 45 £40,500 +8.00% 4
West Midlands -19 45 £45,000 +5.88% 5
Reading +1 41 £47,500 +5.55% 6
Manchester +22 40 £42,500 - 6
West Yorkshire -69 40 £37,500 -25.00% 10
Hertfordshire -2 39 £50,000 +17.64% 3
Buckinghamshire +9 37 £50,000 - 2
Hampshire -54 37 £42,500 - 1
Leeds -64 35 £37,500 -28.57% 5
East Midlands +13 32 £44,000 +10.00% 3
Essex +18 27 £50,000 +42.85% 3
Egham +18 26 £41,250 -17.50% 1
Scotland +12 23 £55,000 +17.02% 2
East Sussex +38 20 £42,000 -18.04% 1
Cambridgeshire +31 20 £51,250 +13.88% 2
Wiltshire +9 20 £40,000 +5.26%
Cheshire -6 20 £42,500 -15.00% 2
Milton Keynes -11 20 £37,500 -25.00% 1
Staffordshire +24 19 £40,000 +10.34%
Stoke-on-Trent +20 19 £40,000 +33.33%
Hemel Hempstead +6 19 £40,000 -30.43% 1

Clustering
Top 30 Related IT Skills

For the 6 months to 31 July 2015, IT jobs within the UK 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 1371 (55.28%) SQL Server
2 1253 (50.52%) Windows
3 1238 (49.92%) SQL
4 1144 (46.13%) Microsoft
5 862 (34.76%) VMware
6 701 (28.27%) Performance Tuning
7 689 (27.78%) Replication
8 676 (27.26%) Active Directory
9 655 (26.41%) Linux
10 596 (24.03%) VMware Infrastructure
11 574 (23.15%) SQL Server 2008
12 566 (22.82%) SAN
13 561 (22.62%) SQL Server Integration Services
14 553 (22.30%) T-SQL
15 550 (22.18%) Windows Server 2008
16 544 (21.94%) Finance
17 528 (21.29%) Oracle
18 503 (20.28%) SQL Server Reporting Services
19 454 (18.31%) MS Exchange
20 437 (17.62%) MS Excel
21 418 (16.85%) Citrix
21 418 (16.85%) DNS
22 412 (16.61%) SQL Server 2012
23 411 (16.57%) Windows Server 2012
24 392 (15.81%) SQL Server Analysis Services
25 383 (15.44%) ITIL
26 370 (14.92%) HP
27 367 (14.80%) Load Balancing
28 355 (14.31%) Hyper-V
29 350 (14.11%) Disaster Recovery

Clustering
Top Related IT Skills by Category

For the 6 months to 31 July 2015, IT jobs within the UK 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
1 454 (18.31%) MS Exchange
2 346 (13.95%) IIS
3 292 (11.77%) SharePoint
4 237 (9.56%) Exchange Server 2010
5 179 (7.22%) Lync
6 150 (6.05%) Apache
7 137 (5.52%) Exchange Server 2007
8 120 (4.84%) Blackberry Enterprise Server
9 118 (4.76%) WebLogic
10 114 (4.60%) Tomcat
11 92 (3.71%) Exchange Server 2013
12 81 (3.27%) BizTalk Server
13 76 (3.06%) Exchange Server 2003
14 75 (3.02%) JBoss
15 65 (2.62%) WebSphere
16 49 (1.98%) Office Communications Server
17 44 (1.77%) Exchange Server 2000
18 42 (1.69%) SharePoint 2013
19 24 (0.97%) OpenStack
20 21 (0.85%) Oracle SOA Suite
Applications
1 437 (17.62%) MS Excel
2 112 (4.52%) MS Office
3 23 (0.93%) MS Visio
4 3 (0.12%) MS PowerPoint
4 3 (0.12%) ProjectWise
5 2 (0.081%) MS Project
6 1 (0.040%) Photoshop
6 1 (0.040%) Adobe Illustrator
Business Applications
1 56 (2.26%) Oracle Applications
2 38 (1.53%) Oracle EBS
3 26 (1.05%) Oracle EBS R12
4 16 (0.65%) Dynamics CRM
5 7 (0.28%) Dynamics NAV
6 6 (0.24%) FLEXCUBE
6 6 (0.24%) SAP Oil and Gas
7 5 (0.20%) Dynamics AX
7 5 (0.20%) Maximo
7 5 (0.20%) Magento
7 5 (0.20%) Oracle BPM
8 4 (0.16%) Oracle ERP
9 3 (0.12%) Oracle 11i
9 3 (0.12%) Agresso
9 3 (0.12%) Primavera
10 2 (0.081%) Dynamics GP
10 2 (0.081%) Hyperion Planning
11 1 (0.040%) Oracle General Ledger
11 1 (0.040%) JDE EnterpriseOne
11 1 (0.040%) Remedy ITSM
Cloud Services
1 150 (6.05%) Office 365
2 107 (4.31%) Amazon AWS
3 85 (3.43%) Microsoft Azure
4 58 (2.34%) Mimecast
5 55 (2.22%) Cloud Computing
6 38 (1.53%) SaaS
7 33 (1.33%) IaaS
8 30 (1.21%) PaaS
9 11 (0.44%) Amazon EC2
10 10 (0.40%) Amazon S3
11 7 (0.28%) Virtual Private Cloud
12 6 (0.24%) Symantec.cloud
12 6 (0.24%) Azure Active Directory
12 6 (0.24%) Google Analytics
12 6 (0.24%) Heroku
12 6 (0.24%) Engine Yard
13 4 (0.16%) Google Cloud Platform
14 2 (0.081%) Amazon ELB
15 1 (0.040%) OpenShift
15 1 (0.040%) Google Compute Engine
Communications & Networking
1 566 (22.82%) SAN
2 418 (16.85%) DNS
3 287 (11.57%) Firewall
4 255 (10.28%) TCP/IP
5 248 (10.00%) DHCP
6 206 (8.31%) NAS
7 158 (6.37%) Internet
8 153 (6.17%) WAN
9 124 (5.00%) LAN
10 108 (4.35%) VPN
11 100 (4.03%) HTTP
12 90 (3.63%) SMTP
13 73 (2.94%) SSL
14 67 (2.70%) iSCSI
14 67 (2.70%) VLAN
15 62 (2.50%) VoIP
16 54 (2.18%) Cisco ASA
17 50 (2.02%) LDAP
18 39 (1.57%) Network Security
19 29 (1.17%) Fibre Channel
Database & Business Intelligence
1 1371 (55.28%) SQL Server
2 574 (23.15%) SQL Server 2008
3 561 (22.62%) SQL Server Integration Services
4 503 (20.28%) SQL Server Reporting Services
5 412 (16.61%) SQL Server 2012
6 392 (15.81%) SQL Server Analysis Services
7 301 (12.14%) Oracle Database
8 259 (10.44%) SQL Server 2005
9 233 (9.40%) Data Warehouse
10 221 (8.91%) MySQL
11 167 (6.73%) Microsoft Analysis Services
11 167 (6.73%) Relational Database
12 139 (5.60%) RDBMS
13 124 (5.00%) SQL Server 2000
14 122 (4.92%) Oracle Database 11g
15 73 (2.94%) Oracle Database 10g
16 52 (2.10%) NoSQL
17 48 (1.94%) PostgreSQL
18 43 (1.73%) DTS
19 35 (1.41%) OLTP
Development Applications
1 37 (1.49%) Git (software)
2 32 (1.29%) Maven
3 31 (1.25%) Visual Studio
3 31 (1.25%) Subversion
4 26 (1.05%) JIRA
5 24 (0.97%) Team Foundation Server
6 23 (0.93%) Ant
7 20 (0.81%) SQL Server Management Studio (SSMS)
8 14 (0.56%) Jenkins
8 14 (0.56%) ProC
9 10 (0.40%) Selenium
10 9 (0.36%) Hudson
11 7 (0.28%) Toad
11 7 (0.28%) JConsole
12 6 (0.24%) JUnit
13 5 (0.20%) Eclipse
13 5 (0.20%) Atlassian Bamboo
14 4 (0.16%) Mercurial
14 4 (0.16%) NetBeans
15 3 (0.12%) ERwin
General
1 544 (21.94%) Finance
2 199 (8.02%) Banking
3 85 (3.43%) Telecoms
4 79 (3.19%) Retail
5 76 (3.06%) Legal
6 50 (2.02%) Marketing
7 48 (1.94%) Back Office
8 40 (1.61%) Law
9 38 (1.53%) Advertising
10 32 (1.29%) Games
11 28 (1.13%) Billing
12 27 (1.09%) Investment Banking
13 23 (0.93%) Financial Institution
14 20 (0.81%) Manufacturing
15 13 (0.52%) Publishing
16 11 (0.44%) Local Government
17 10 (0.40%) French Language
18 9 (0.36%) Spanish Language
19 8 (0.32%) Retail Banking
20 7 (0.28%) German Language
Job Titles
1 891 (35.93%) DBA
2 677 (27.30%) SQL DBA
3 449 (18.10%) Administrator
4 422 (17.02%) SQL Server DBA
5 244 (9.84%) Infrastructure Engineer
6 223 (8.99%) Developer
7 207 (8.35%) Architect
8 138 (5.56%) Analyst
9 132 (5.32%) Support Engineer
10 118 (4.76%) Senior DBA
11 117 (4.72%) Oracle DBA
11 117 (4.72%) Systems Administrator
12 113 (4.56%) Consultant
13 98 (3.95%) Server Administrator
14 94 (3.79%) Senior SQL DBA
15 88 (3.55%) Systems Engineer
16 83 (3.35%) Senior Infrastructure Engineer
17 78 (3.15%) Team Leader
18 66 (2.66%) Technical Architect
19 64 (2.58%) BizTalk Developer
Libraries, Frameworks & Software Standards
1 216 (8.71%) .NET
2 165 (6.65%) Web Services
3 101 (4.07%) JMS
4 99 (3.99%) Middleware
5 87 (3.51%) WCF
6 85 (3.43%) jQuery
7 73 (2.94%) .NET Framework
8 66 (2.66%) EDI
8 66 (2.66%) Entity Framework
9 63 (2.54%) EDIFACT
10 60 (2.42%) HTML
11 54 (2.18%) XML
12 48 (1.94%) J2EE
13 39 (1.57%) Java EE
14 34 (1.37%) Oracle Fusion
15 32 (1.29%) SOAP
16 31 (1.25%) Spring
16 31 (1.25%) RESTful
17 30 (1.21%) CSS
18 29 (1.17%) ASP.NET
Miscellaneous
1 689 (27.78%) Replication
2 296 (11.94%) Data Centre
3 134 (5.40%) Analytical Skills
4 132 (5.32%) Blackberry
5 72 (2.90%) Computer Science
6 71 (2.86%) Management Information System
7 46 (1.85%) CLARiiON
8 40 (1.61%) EqualLogic
9 35 (1.41%) Social Media
10 32 (1.29%) Data Structures
11 31 (1.25%) Mathematics
11 31 (1.25%) PKI
12 27 (1.09%) Algorithms
13 26 (1.05%) Public Cloud
14 25 (1.01%) Client/Server
15 24 (0.97%) Enterprise Software
16 21 (0.85%) Thin Client
16 21 (0.85%) HACMP
16 21 (0.85%) Social Network
16 21 (0.85%) Fat Client
Operating Systems
1 1253 (50.52%) Windows
2 655 (26.41%) Linux
3 550 (22.18%) Windows Server 2008
4 411 (16.57%) Windows Server 2012
5 323 (13.02%) Windows Server 2003
6 308 (12.42%) UNIX
7 182 (7.34%) Red Hat Enterprise Linux
8 151 (6.09%) Solaris
9 101 (4.07%) AIX
10 89 (3.59%) Windows 7
11 77 (3.10%) CentOS
12 66 (2.66%) Windows 2000
13 51 (2.06%) Android
14 49 (1.98%) Windows XP
15 46 (1.85%) Apple iOS
16 43 (1.73%) Windows Mobile
17 39 (1.57%) Ubuntu
18 34 (1.37%) HPUX
18 34 (1.37%) Debian
19 27 (1.09%) Windows 8
Processes & Methodologies
1 701 (28.27%) Performance Tuning
2 383 (15.44%) ITIL
3 367 (14.80%) Load Balancing
4 350 (14.11%) Disaster Recovery
5 296 (11.94%) Business Intelligence
6 266 (10.73%) High Availability
7 255 (10.28%) Capacity Planning
8 206 (8.31%) Database Mirroring
9 204 (8.23%) Change Management
10 202 (8.15%) Agile Software Development
11 197 (7.94%) Migration
12 153 (6.17%) Problem Management
13 138 (5.56%) Business Continuity
14 116 (4.68%) Performance Monitoring
15 111 (4.48%) Change Control
15 111 (4.48%) Project Management
16 108 (4.35%) ETL
17 94 (3.79%) MVC
18 82 (3.31%) Database Security
19 79 (3.19%) Service Delivery
Programming Languages
1 1238 (49.92%) SQL
2 553 (22.30%) T-SQL
3 304 (12.26%) PowerShell
4 172 (6.94%) Java
5 139 (5.60%) C#
6 117 (4.72%) Shell Script
7 112 (4.52%) Perl
8 85 (3.43%) Python
9 75 (3.02%) Bash Shell
10 71 (2.86%) VBScript
11 66 (2.66%) C
12 63 (2.54%) ActionScript
12 63 (2.54%) ActionScript 2.0
13 62 (2.50%) JavaScript
14 58 (2.34%) PHP
15 55 (2.22%) PL/SQL
16 41 (1.65%) Ruby
17 36 (1.45%) C++
17 36 (1.45%) VB
18 25 (1.01%) Korn
Qualifications
1 316 (12.74%) Microsoft Certification
2 200 (8.06%) Security Cleared
3 193 (7.78%) MCSE
4 160 (6.45%) Degree
5 149 (6.01%) VMware Certified Professional (VCP)
6 120 (4.84%) MCITP
6 120 (4.84%) MCP
7 112 (4.52%) SC Cleared
8 103 (4.15%) Cisco Certification
9 89 (3.59%) MCSA
10 64 (2.58%) CCNA
11 54 (2.18%) DV Cleared
12 51 (2.06%) CCNP
13 47 (1.90%) Oracle Certification
14 34 (1.37%) RHCE
15 32 (1.29%) OCP
16 30 (1.21%) Citrix Certification
17 27 (1.09%) CCDP
17 27 (1.09%) CCA
18 26 (1.05%) ITIL Certification
Quality Assurance & Compliance
1 138 (5.56%) SLA
2 67 (2.70%) QA
3 50 (2.02%) ISO/IEC 27001
4 34 (1.37%) PCI DSS
5 15 (0.60%) COBIT
6 10 (0.40%) ISO 9001
7 8 (0.32%) Sarbanes-Oxley
8 7 (0.28%) ISO 9000
9 4 (0.16%) JSP 440
10 3 (0.12%) Data Quality
11 1 (0.040%) EMIR
11 1 (0.040%) Dodd-Frank
System Software
1 676 (27.26%) Active Directory
2 596 (24.03%) VMware Infrastructure
3 355 (14.31%) Hyper-V
4 191 (7.70%) vSphere
5 179 (7.22%) VMware ESX
6 161 (6.49%) XenApp
7 145 (5.85%) Oracle RAC
8 89 (3.59%) XenDesktop
9 78 (3.15%) VMware ESXi
10 51 (2.06%) XenServer
11 48 (1.94%) Terminal Services
12 46 (1.85%) vCloud
13 44 (1.77%) Veritas Cluster Server
14 43 (1.73%) Microsoft App-V
15 36 (1.45%) Microsoft Virtual Server
16 32 (1.29%) NFS
17 31 (1.25%) UAG
18 26 (1.05%) Forefront TMG
19 25 (1.01%) ISA Server
20 19 (0.77%) KVM
Systems Management
1 218 (8.79%) SCCM
2 171 (6.90%) SCOM
3 131 (5.28%) Data Guard
4 101 (4.07%) Backup Exec
5 79 (3.19%) Nagios
6 78 (3.15%) Oracle RMAN
7 77 (3.10%) NetBackup
8 66 (2.66%) WSUS
9 65 (2.62%) Symantec Enterprise Vault
10 64 (2.58%) Puppet
11 62 (2.50%) Norton AntiVirus
12 42 (1.69%) Opscode Chef
13 37 (1.49%) ARCserve
13 37 (1.49%) Oracle Enterprise Manager
14 36 (1.45%) Hyperic
15 30 (1.21%) SCVMM
16 22 (0.89%) Cobbler
17 21 (0.85%) Tivoli Storage Manager
18 20 (0.81%) Cacti
19 19 (0.77%) Veritas Storage Foundation
Vendors
1 1144 (46.13%) Microsoft
2 862 (34.76%) VMware
3 528 (21.29%) Oracle
4 418 (16.85%) Citrix
5 370 (14.92%) HP
6 343 (13.83%) Cisco
7 239 (9.64%) Symantec
8 234 (9.44%) Red Hat
9 185 (7.46%) NetApp
10 141 (5.69%) Dell
11 140 (5.65%) EMC
12 102 (4.11%) Veritas
13 84 (3.39%) IBM
14 67 (2.70%) Sun
15 57 (2.30%) SolarWinds
16 52 (2.10%) Sophos
17 49 (1.98%) Facebook
17 49 (1.98%) MobileIron
18 42 (1.69%) SAP
19 41 (1.65%) CommVault
Egham, Surrey
Spargonet Consulting Plc
Salary: £40000 - £50000 per annum, Benefits Pension, Health plan and Life Assu
Posted: 8 hours ago
Surrey
Spargonet Consulting Plc
Salary: £65000 - £75000 per annum, Benefits Excellent Benefits
Posted: 8 hours ago
Letchworth Garden City, Hertfordshire
Understanding Recruitment
Salary: £35000 - £45000 per annum + Execllent Benefits
Posted: 11 hours ago
East Sussex
ARC IT Recruitment Ltd
Salary: £42000 Per Annum
Posted: 2 days ago
Milton Keynes, Buckinghamshire
ComputaCenter
Salary: Competitive
Posted: 2 days ago
Bradford, West Yorkshire
Fruition IT Resources Limited
Salary: £330 - £380 per day
Posted: 2 days ago
London
HAYS INFORMATION TECHNOLOGY
Salary: £50000.00 - £55000.00 per annum
Posted: 2 days ago
Woking, Surrey
HAYS INFORMATION TECHNOLOGY
Salary: £40000.00 - £50000.00 per annum + benefits
Posted: 2 days ago
Manchester, Lancashire
Rullion IT Plus
Salary: £35000 - £45000 per annum + Benefits
Posted: 2 days ago
South East London
TFL
Salary: From £45,000 to £55,000 per annum Plus Excellent Benefits
Posted: 2 days ago
Wilmslow, Cheshire
Greywood Associates Limited
Salary: £30000 - £35000 per annum + bens
Posted: 2 days ago
London
Code IT Recruitment Ltd
Posted: 3 days ago
Glasgow, Lanarkshire
TEKsystems
Salary: £32000 - £37000 per annum
Posted: 3 days ago
Birmingham, West Midlands (County)
BARCLAY ANDERSON LIMITED
Salary: From £34,600 to £40,000 per annum Car Allowance - £5,400, Fuel Card, M
Posted: 3 days ago
Welwyn Garden City, Hertfordshire
Absolute Solution Limited
Salary: From £55,000 to £60,000 per annum excellent bens, International Compan
Posted: 3 days ago
City, London
Evolution Recruitment Solutions
Salary: 45000 - 80000 + excellent benefits
Posted: 3 days ago
City, London
Engage PSG
Salary: £50000 per annum + flexible hours
Posted: 3 days ago
London
Linux Recruit
Salary: From £60,000 to £75,000 per annum
Posted: 3 days ago
London
Stafford-Sharp Associates
Salary: From £40,000 to £55,000 per annum + Bens + Bonus + Options
Posted: 3 days ago
London
Comtecs
Salary: £55000 - £60000 Per Annum Bonus + Benefits
Posted: 3 days ago