The table below looks at the prevalence of the term Clustering in permanent job vacancies. Included is a benchmarking guide to the salaries offered in vacancies that have cited Clustering over the 3 months to 25 March 2017 with a comparison to the same period over the previous 2 years.

3 months to
25 Mar 2017
Same period 2016 Same period 2015
Clustering
UK
Rank 377 346 261
Rank change year-on-year -31 -85  
Permanent jobs citing Clustering 641 949 1309
As % of all permanent IT jobs advertised in the UK 0.75% 0.92% 1.23%
As % of the Miscellaneous category 1.97% 2.24% 3.17%
Number of salaries quoted 533 783 1054
Median salary £47,500 £50,000 £50,000
Median salary % change year-on-year -5.00% -  
90% offered a salary of more than £34,700 £36,300 £35,000
10% offered a salary of more than £70,000 £68,500 £70,000
UK excluding London median salary £44,000 £45,000 £42,500
% change year-on-year -2.22% +5.88%  

Clustering is in the generic IT skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for generic IT skills.

Generic IT Skills
UK
Permanent job vacancies with a requirement for generic IT skills 32599 42296 41280
As % of all permanent IT job vacancies advertised in the UK 38.38% 40.95% 38.86%
Number of salaries quoted 26231 33780 32617
Median salary £50,000 £50,000 £47,500
Median salary % change year-on-year - +5.26%  
90% offered a salary of more than £29,000 £30,000 £28,000
10% offered a salary of more than £80,000 £75,000 £77,500
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year - +6.25%  

Clustering
Job Vacancy Trend

The job posting trend of jobs advertised citing Clustering as a proportion of all permanent or contract IT jobs with a match in the Miscellaneous category.

Job vacancy trend for Clustering in the UK

Clustering
Salary Trend

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

Salary trend for Clustering in the UK

Clustering
Salary Histogram

The salary distribution of IT jobs citing Clustering over the 3 months to 25 March 2017.

Salary histogram for Clustering in the UK

Clustering
Top 30 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Clustering within the UK over the 3 months to 25 March 2017. 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 Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -32 622 £50,000 - 70
London -23 272 £57,500 - 25
South East +6 118 £52,500 +16.66% 18
City of London +38 72 £60,000 +9.09% 7
North West -3 68 £42,500 -5.55% 6
Manchester -14 44 £42,000 -6.66% 5
West Midlands +21 36 £37,500 -20.21% 8
East Midlands +27 35 £45,000 +5.88% 3
East of England -15 34 £43,750 -12.50% 3
Yorkshire +13 33 £43,000 +1.17% 2
West Yorkshire +22 29 £43,000 +1.17% 1
Berkshire +28 28 £50,000 +5.26% 3
Surrey +22 26 £52,500 +5.00% 3
Leeds +8 23 £43,000 +3.61%
Reading +31 19 £50,000 +5.26% 1
Hampshire +19 15 £57,500 +27.77% 3
South West -8 15 £41,500 +5.27% 2
Northamptonshire +32 14 £45,000 +5.88% 1
Kent +25 14 £67,500 +28.57%
Tyne and Wear +13 13 £30,000 -7.69% 3
Newcastle upon Tyne +12 13 £30,000 -7.69% 3
North East +8 13 £30,000 -7.69% 3
Oxfordshire -3 13 £62,500 +42.04% 1
Buckinghamshire -12 13 £32,500 -35.00% 6
Shropshire +12 11 £35,000 +11.11%
Cheshire +8 11 £44,000 -2.22%
Cambridgeshire -7 11 £52,500 -4.54%
Milton Keynes -11 11 £40,000 -18.78% 6
Leicestershire +1 10 £44,000 +31.34% 2
Cambridge -4 10 £52,500 -12.50%

Clustering
Top 30 Related IT Skills

For the 6 months to 25 March 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 with a requirement for Clustering.

1 727 (57.29%) SQL Server
2 663 (52.25%) SQL
3 662 (52.17%) Windows
4 571 (45.00%) Microsoft
5 428 (33.73%) Windows Server
6 421 (33.18%) Active Directory
7 413 (32.55%) VMware
8 376 (29.63%) Linux
9 309 (24.35%) Performance Tuning
10 300 (23.64%) High Availability
11 292 (23.01%) Finance
12 289 (22.77%) Windows Server 2012
13 284 (22.38%) SQL Server Integration Services
14 273 (21.51%) VMware Infrastructure
15 272 (21.43%) Windows Server 2008
16 265 (20.88%) SAN
17 259 (20.41%) Replication
18 248 (19.54%) T-SQL
19 241 (18.99%) SQL Server Reporting Services
20 240 (18.91%) PowerShell
21 230 (18.12%) MS Exchange
22 227 (17.89%) DNS
23 226 (17.81%) SQL Server 2008
24 222 (17.49%) MS Excel
25 218 (17.18%) IIS
26 215 (16.94%) Hyper-V
27 193 (15.21%) Load Balancing
28 192 (15.13%) ITIL
29 187 (14.74%) Disaster Recovery
30 186 (14.66%) Microsoft Azure

Clustering
Top Related IT Skills 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
1 230 (18.12%) MS Exchange
2 218 (17.18%) IIS
3 159 (12.53%) Exchange Server 2010
4 119 (9.38%) SharePoint
5 110 (8.67%) Apache
6 95 (7.49%) Exchange Server 2013
7 70 (5.52%) Tomcat
8 61 (4.81%) Exchange Server 2007
8 61 (4.81%) Skype for Business
9 54 (4.26%) JBoss
10 45 (3.55%) WebLogic
11 43 (3.39%) SharePoint 2013
12 36 (2.84%) WebSphere
13 31 (2.44%) Umbraco
14 29 (2.29%) CMS
15 22 (1.73%) BizTalk Server
16 20 (1.58%) Exchange Server 2003
17 19 (1.50%) Apache Spark
18 18 (1.42%) nginx
19 17 (1.34%) OpenStack
Applications
1 222 (17.49%) MS Excel
2 55 (4.33%) MS Office
3 15 (1.18%) MS Visio
4 10 (0.79%) MS PowerPoint
5 3 (0.24%) MS Project
Business Applications
1 9 (0.71%) Dynamics CRM
2 8 (0.63%) Siebel Analytics
3 6 (0.47%) Cognos Business Intelligence
4 5 (0.39%) Oracle EBS
5 4 (0.32%) SAP Oil and Gas
6 3 (0.24%) Dynamics AX
6 3 (0.24%) Oracle Applications
6 3 (0.24%) Oracle Payables
7 2 (0.16%) Unit4 Business World
8 1 (0.079%) Oracle BPM
8 1 (0.079%) Oracle EBS R12
8 1 (0.079%) Oracle ERP
8 1 (0.079%) Relativity
Cloud Services
1 186 (14.66%) Microsoft Azure
2 123 (9.69%) Amazon AWS
3 114 (8.98%) Office 365
4 25 (1.97%) PaaS
5 23 (1.81%) IaaS
6 16 (1.26%) Cloud Computing
7 15 (1.18%) SaaS
8 13 (1.02%) OpenShift
9 8 (0.63%) Azure Active Directory
10 7 (0.55%) Google Cloud Platform
10 7 (0.55%) Mimecast
11 5 (0.39%) Amazon EC2
11 5 (0.39%) Amazon S3
12 4 (0.32%) Yammer
13 3 (0.24%) Datadog
14 2 (0.16%) GitHub
14 2 (0.16%) Route 53
14 2 (0.16%) Virtual Private Cloud
15 1 (0.079%) Amazon EMR
15 1 (0.079%) OneDrive
Communications & Networking
1 265 (20.88%) SAN
2 227 (17.89%) DNS
3 166 (13.08%) Firewall
4 104 (8.20%) TCP/IP
5 96 (7.57%) DHCP
6 94 (7.41%) NAS
7 73 (5.75%) VPN
8 63 (4.96%) Internet
9 57 (4.49%) WAN
10 48 (3.78%) LAN
11 47 (3.70%) iSCSI
11 47 (3.70%) SSL
12 41 (3.23%) Cisco ASA
13 40 (3.15%) SMTP
14 36 (2.84%) Skype
15 35 (2.76%) VLAN
15 35 (2.76%) VoIP
16 30 (2.36%) HTTP
16 30 (2.36%) LDAP
16 30 (2.36%) Remote Desktop
Database & Business Intelligence
1 727 (57.29%) SQL Server
2 284 (22.38%) SQL Server Integration Services
3 241 (18.99%) SQL Server Reporting Services
4 226 (17.81%) SQL Server 2008
5 172 (13.55%) SQL Server 2012
6 155 (12.21%) SQL Server 2014
7 132 (10.40%) SQL Server Analysis Services
8 130 (10.24%) MySQL
9 127 (10.01%) Data Warehouse
10 120 (9.46%) SQL Server 2005
11 99 (7.80%) NoSQL
12 91 (7.17%) MongoDB
13 78 (6.15%) Relational Database
14 77 (6.07%) Microsoft Analysis Services
15 60 (4.73%) Hadoop
16 45 (3.55%) SQL Server 2016
17 43 (3.39%) Oracle Database
18 38 (2.99%) RDBMS
19 35 (2.76%) Apache Cassandra
20 32 (2.52%) PostgreSQL
Development Applications
1 65 (5.12%) Team Foundation Server
2 52 (4.10%) Git (software)
3 44 (3.47%) Visual Studio
4 37 (2.92%) TeamCity
5 34 (2.68%) Octopus Deploy
6 28 (2.21%) Jenkins
7 20 (1.58%) MSBuild
8 19 (1.50%) Atlassian Bamboo
8 19 (1.50%) Bower
8 19 (1.50%) Cucumber
8 19 (1.50%) Grunt
8 19 (1.50%) gulp
8 19 (1.50%) Travis CI
9 18 (1.42%) JIRA
10 17 (1.34%) SpecFlow
11 12 (0.95%) Selenium
12 10 (0.79%) SQL Server Management Studio (SSMS)
13 9 (0.71%) Hudson
13 9 (0.71%) Subversion
14 4 (0.32%) Maven
General
1 292 (23.01%) Finance
2 109 (8.59%) Banking
3 52 (4.10%) Marketing
4 41 (3.23%) Advertising
5 39 (3.07%) Telecoms
6 31 (2.44%) Games
7 26 (2.05%) Legal
8 25 (1.97%) Back Office
8 25 (1.97%) Retail
9 17 (1.34%) Manufacturing
10 16 (1.26%) Music Industry
11 12 (0.95%) Law
12 10 (0.79%) Electronics
12 10 (0.79%) Investment Banking
13 9 (0.71%) Financial Institution
14 7 (0.55%) Corporate Banking
15 6 (0.47%) Front Office
16 2 (0.16%) Welsh Language
17 1 (0.079%) Automotive
17 1 (0.079%) Pharmaceutical
Job Titles
1 384 (30.26%) DBA
2 328 (25.85%) SQL DBA
3 188 (14.81%) Administrator
4 174 (13.71%) SQL Server DBA
5 124 (9.77%) Infrastructure Engineer
6 109 (8.59%) Architect
7 101 (7.96%) Developer
8 93 (7.33%) Support Engineer
9 79 (6.23%) Windows Engineer
10 78 (6.15%) Analyst
11 54 (4.26%) Senior DBA
12 49 (3.86%) 3rd Line Engineer
13 46 (3.62%) Infrastructure Architect
13 46 (3.62%) Technical Engineer
14 43 (3.39%) Senior SQL DBA
15 42 (3.31%) 3rd Line Support
16 41 (3.23%) Consultant
16 41 (3.23%) SQL Developer
17 40 (3.15%) Linux Engineer
18 36 (2.84%) IT Support
Libraries, Frameworks & Software Standards
1 115 (9.06%) .NET
2 66 (5.20%) Web Services
3 50 (3.94%) HTML
4 40 (3.15%) Middleware
5 39 (3.07%) J2EE
5 39 (3.07%) JSON
6 37 (2.92%) jQuery
6 37 (2.92%) WCF
6 37 (2.92%) XML
7 35 (2.76%) CSS
8 33 (2.60%) ASP.NET
9 31 (2.44%) HTML5
10 29 (2.29%) ASP.NET MVC
11 27 (2.13%) ASP.NET Web API
11 27 (2.13%) REST
12 24 (1.89%) .NET Core
12 24 (1.89%) .NET Framework
12 24 (1.89%) ASP.NET Core
12 24 (1.89%) CSS3
12 24 (1.89%) Entity Framework
Miscellaneous
1 259 (20.41%) Replication
2 124 (9.77%) Data Centre
3 108 (8.51%) Analytical Skills
4 41 (3.23%) Computer Science
5 31 (2.44%) Enterprise Storage
6 29 (2.29%) Enterprise Software
7 28 (2.21%) Hybrid Cloud
8 26 (2.05%) Management Information System
9 24 (1.89%) PKI
10 22 (1.73%) Blackberry
11 21 (1.65%) Driving Licence
12 19 (1.50%) Private Cloud
13 17 (1.34%) Algorithms
14 16 (1.26%) W3C
15 15 (1.18%) Linux Command Line
16 13 (1.02%) Fintech
17 12 (0.95%) N-Tier
18 11 (0.87%) HP StoreVirtual
19 10 (0.79%) iPad
20 9 (0.71%) Social Media
Operating Systems
1 662 (52.17%) Windows
2 428 (33.73%) Windows Server
3 376 (29.63%) Linux
4 289 (22.77%) Windows Server 2012
5 272 (21.43%) Windows Server 2008
6 174 (13.71%) Unix
7 90 (7.09%) Windows Server 2003
8 83 (6.54%) Red Hat Enterprise Linux
9 59 (4.65%) Solaris
10 34 (2.68%) CentOS
11 30 (2.36%) Ubuntu
12 28 (2.21%) AIX
13 24 (1.89%) Debian
13 24 (1.89%) Windows 7
14 22 (1.73%) Windows 8
15 17 (1.34%) HPUX
16 14 (1.10%) Windows 10
17 12 (0.95%) SUSE Linux Enterprise Server
18 11 (0.87%) SUSE
19 8 (0.63%) OpenVMS
Processes & Methodologies
1 309 (24.35%) Performance Tuning
2 300 (23.64%) High Availability
3 193 (15.21%) Load Balancing
4 192 (15.13%) ITIL
5 187 (14.74%) Disaster Recovery
6 151 (11.90%) Business Intelligence
7 148 (11.66%) Agile Software Development
8 102 (8.04%) Migration
9 87 (6.86%) DevOps
10 85 (6.70%) Scrum
11 79 (6.23%) Capacity Planning
11 79 (6.23%) Configuration Management
11 79 (6.23%) ETL
12 76 (5.99%) Performance Monitoring
13 65 (5.12%) Continuous Integration
14 64 (5.04%) Presales
15 56 (4.41%) Network Load Balancing
16 55 (4.33%) Project Management
17 51 (4.02%) Database Security
18 50 (3.94%) Analytics
Programming Languages
1 663 (52.25%) SQL
2 248 (19.54%) T-SQL
3 240 (18.91%) PowerShell
4 95 (7.49%) Perl
5 90 (7.09%) Python
6 82 (6.46%) Java
7 73 (5.75%) JavaScript
8 70 (5.52%) C#
9 38 (2.99%) Shell Script
10 34 (2.68%) Bash Shell
11 26 (2.05%) PHP
12 25 (1.97%) VB
13 18 (1.42%) VBScript
14 15 (1.18%) Ruby
15 10 (0.79%) PL/SQL
16 8 (0.63%) C
16 8 (0.63%) Jython
17 6 (0.47%) AWK
17 6 (0.47%) C++
17 6 (0.47%) sed
Qualifications
1 151 (11.90%) Microsoft Certification
2 110 (8.67%) MCSE
3 77 (6.07%) Degree
4 56 (4.41%) Security Cleared
5 53 (4.18%) Cisco Certification
6 51 (4.02%) MCSA
7 43 (3.39%) VMware Certified Professional (VCP)
8 41 (3.23%) SC Cleared
9 40 (3.15%) MCP
10 34 (2.68%) CCNA
11 26 (2.05%) MCITP
12 25 (1.97%) CCNP
13 12 (0.95%) VERITAS Certified Professional (VCP)
14 11 (0.87%) ITIL Certification
15 9 (0.71%) RHCE
16 7 (0.55%) A+ Certification
16 7 (0.55%) Citrix Certification
17 6 (0.47%) MCTS
18 5 (0.39%) CISSP
18 5 (0.39%) VCP5
Quality Assurance & Compliance
1 74 (5.83%) SLA
2 22 (1.73%) QA
3 11 (0.87%) PCI DSS
4 9 (0.71%) ISO/IEC 27001
5 7 (0.55%) Sarbanes-Oxley
6 3 (0.24%) ISO 9000
6 3 (0.24%) ISO 9001
7 2 (0.16%) ISO22301
8 1 (0.079%) Data Quality
8 1 (0.079%) ISAE 3402
System Software
1 421 (33.18%) Active Directory
2 273 (21.51%) VMware Infrastructure
3 215 (16.94%) Hyper-V
4 102 (8.04%) vSphere
5 58 (4.57%) XenApp
6 56 (4.41%) VMware ESXi
7 39 (3.07%) Docker
8 35 (2.76%) VMware ESX
9 33 (2.60%) Virtual Machines
10 25 (1.97%) XenDesktop
11 20 (1.58%) Terminal Services
12 16 (1.26%) Postfix
12 16 (1.26%) PowerHA
12 16 (1.26%) Virtual Desktop
13 13 (1.02%) Firmware
13 13 (1.02%) NFS
14 12 (0.95%) Veritas Cluster Server
15 11 (0.87%) iptables
16 10 (0.79%) qmail
16 10 (0.79%) Squid
Systems Management
1 168 (13.24%) Microsoft Clustering
2 117 (9.22%) SCCM
3 94 (7.41%) Puppet
4 89 (7.01%) SCOM
5 69 (5.44%) Failover Clustering
6 60 (4.73%) Ansible
7 53 (4.18%) Nagios
8 51 (4.02%) Opscode Chef
9 48 (3.78%) Backup Exec
10 46 (3.62%) WSUS
11 37 (2.92%) CFEngine
12 35 (2.76%) NetBackup
13 24 (1.89%) SCVMM
14 20 (1.58%) Kubernetes
15 19 (1.50%) Docker Swarm
16 17 (1.34%) Red Hat Satellite
17 14 (1.10%) Netcool
18 13 (1.02%) Ganglia
19 9 (0.71%) Symantec Enterprise Vault
19 9 (0.71%) ZABBIX
Vendors
1 571 (45.00%) Microsoft
2 413 (32.55%) VMware
3 176 (13.87%) Oracle
4 143 (11.27%) Citrix
5 140 (11.03%) Cisco
6 129 (10.17%) HP
7 125 (9.85%) Red Hat
8 79 (6.23%) Veritas
9 69 (5.44%) IBM
10 62 (4.89%) NetApp
11 59 (4.65%) F5
12 45 (3.55%) Dell
13 44 (3.47%) Splunk
14 43 (3.39%) SolarWinds
15 36 (2.84%) Symantec
16 33 (2.60%) 3PAR
16 33 (2.60%) CommVault
17 31 (2.44%) Veeam
18 29 (2.29%) EMC
19 27 (2.13%) CheckPoint
Saffron Walden, Essex
Search Consultancy
Posted: 1 hour ago
Braintree, Essex
Verticality Ltd
Salary: £50000 - £55000 per annum, Benefits Benefits
Posted: Yesterday
City, London
Harrington Starr
Salary: £45000 - £55000 per annum
Posted: 8 hours ago
Leicester, Leicestershire
Uniting Ambition
Salary: £30k - 45k per year + Bonus, holidays, pension, discounts, life assura
Posted: 23 hours ago
Kingston Upon Thames, Surrey
Quant Capital
Salary: Unspecified
Posted: Yesterday
Manchester, Lancashire
Uniting Ambition
Salary: £40k - 45k per year
Posted: Yesterday
City, London
SoCode Limited
Salary: £40k - 45k per year + +Benefits + Bonus
Posted: Yesterday
London
Joseph Harry Ltd
Salary: £25000 - £45000 per annum + 25% Bonus + 10% Pension
Posted: Yesterday
Leamington Spa, Warwickshire
ninesharp
Salary: £35000 - £45000 per annum + excellent benefits
Posted: Yesterday
Reading, Berkshire
Genesis Associates (UK) Limited
Salary: £28000 - £32000 per annum + Benefits
Posted: Yesterday
Greater Manchester
ARC IT Recruitment Ltd
Salary: to £42k
Posted: Yesterday
Egham, Surrey
Spargonet Consulting Plc
Salary: £55000 - £60000 per annum, Benefits Pension, Life, Health and 25 days
Posted: Yesterday
London
ReThink Recruitment
Posted: 2 days ago
Stockport, Cheshire
Adria Solutions Ltd
Salary: £30000 - £34000 per annum + Benefits
Posted: Yesterday
Southampton, Hampshire
Spectrum IT Recruitment (South) Ltd
Salary: £40000 - £45000 per annum
Posted: 3 days ago
Milton Keynes, Buckinghamshire
Involved Solutions Ltd
Salary: £50000 - £55000 per annum + Benefits
Posted: 3 days ago
Maidenhead, Berkshire
Evolution Recruitment Solutions
Salary: 20,000 - 30,000
Posted: 4 days ago
Bournemouth, Dorset
Michael Bailey Associates
Salary: MARKET SALARY
Posted: 3 days ago
London
Westbourne Partners
Salary: From £60,000 to £100,000 per annum
Posted: Yesterday
Greater Manchester
Verticality Ltd
Salary: £45000 - £50000 per annum, Benefits Benefits
Posted: 4 days ago
Wolverhampton, West Midlands (County)
Franklin Bates
Salary: From £40,000 to £50,000 per annum
Posted: 4 days ago
East London
X4 Group
Salary: £35k - 50k per year
Posted: 4 days ago
Stratford-Upon-Avon, Warwickshire
Senitor Associates
Salary: £20000 - £30000 per annum + Car
Posted: 2 days ago
Stevenage, Hertfordshire
East & North Hertfordshire Nhs Trust
Salary: From £31,383 to £41,373 per annum
Posted: 4 days ago
Bradford, West Yorkshire
Rullion
Salary: £40000 - £45000 per annum + extensive benefits
Posted: 3 days ago
City, London
Millshill Recruitment Ltd
Salary: £60000 per annum + bens
Posted: 3 days ago
Milton Keynes, Buckinghamshire
IT Executive Ltd
Salary: £45000 - £52000 per annum
Posted: 2 days ago
East London
Millshill Recruitment Ltd
Salary: £50000 - £60000 per annum
Posted: 4 days ago
Newcastle Upon Tyne, Tyne and Wear
Northern Recruitment Group
Salary: From £25,000 to £35,000 per annum
Posted: 5 days ago
Brighton, East Sussex
Dawson & Walsh
Salary: £40000 - £50000 per annum + Bonus + Pension + Benefits
Posted: 5 days ago