The table below looks at the prevalence of the term Clustering in IT contracts advertised for the Hertfordshire region. Included is a guide to the contractor rates offered in IT contracts that have cited Clustering over the 3 months to 28 September 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
28 Sep 2016
Same period 2015 Same period 2014
Clustering
Rank 57 63 68
Rank change year-on-year
+6 +5
Contract jobs citing Clustering 5 3 8
As % of all contract IT jobs located in Hertfordshire 0.66% 0.40% 0.95%
As % of the Miscellaneous category 1.84% 1.20% 2.88%
Number of daily rates quoted 5 1 0
Median daily rate £340 £385 -
Median daily rate % change year-on-year
-11.68% -
UK excluding London median daily rate £344 £375 £350
% change year-on-year
-8.26% +7.14%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £36.25 £35.50 £28.75
% change year-on-year
+2.11% +23.47%
Clustering
East of England

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

Miscellaneous Category
Hertfordshire
Contract IT job ads with a match in the
Miscellaneous category
272 249 278
As % of all contract IT jobs located in Hertfordshire 35.84% 33.11% 32.90%
Number of daily rates quoted 138 117 150
Median daily rate £350 £400 £325
Median daily rate % change year-on-year
-12.50% +23.07%
90% offered a daily rate of more than £163 £150 £208
10% offered a daily rate of more than £535 £549 £455
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 9 23 8
Median hourly rate £16.75 £22.73 £15.00
Median hourly rate % change year-on-year
-26.30% +51.53%
90% offered a hourly rate of more than £14.29 £12.50 £11.00
10% offered a hourly rate of more than £28.50 £41.10 £23.10
UK excluding London median hourly rate £21.00 £18.52 £17.50
% change year-on-year
+13.39% +5.82%

Clustering
Jobs Demand Trend in Hertfordshire

The demand trend of contract jobs across the Hertfordshire region citing Clustering as a proportion of all IT contracts with a match in the Miscellaneous category.

Clustering Jobs Demand Trend in Hertfordshire

Clustering
Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Clustering across the Hertfordshire region.

Clustering Daily Rate Trend in Hertfordshire

Clustering
Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Clustering across the Hertfordshire region.

Clustering Hourly Rate Trend in Hertfordshire

Clustering
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Clustering within the Hertfordshire region over the 3 months to 28 September 2016. 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
(Click see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford - 4 £330 -
Clustering
East of England

Clustering
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 28 September 2016, IT contractor jobs citing Clustering also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for Clustering.

1 8 (72.73%) SQL
2 7 (63.64%) SQL Server
3 6 (54.55%) Replication
3 6 (54.55%) T-SQL
3 6 (54.55%) SAN
3 6 (54.55%) Performance Tuning
4 5 (45.45%) Performance Monitoring
4 5 (45.45%) SQL Server 2008
4 5 (45.45%) Hyper-V
4 5 (45.45%) Oracle
4 5 (45.45%) SQL Server Analysis Services
4 5 (45.45%) SQL Server Reporting Services
4 5 (45.45%) SQL Server Integration Services
5 4 (36.36%) Incident Management
5 4 (36.36%) Stakeholder Management
5 4 (36.36%) Microsoft
5 4 (36.36%) Capacity Planning
5 4 (36.36%) Line Management
5 4 (36.36%) Database Tuning
5 4 (36.36%) Continuous Improvement
5 4 (36.36%) Database Security
5 4 (36.36%) Virtual Environments
6 3 (27.27%) High Availability
6 3 (27.27%) Windows
6 3 (27.27%) Linux
6 3 (27.27%) Finance
7 2 (18.18%) NetApp
7 2 (18.18%) VMware
7 2 (18.18%) Data Protection
7 2 (18.18%) TCP/IP

Clustering
Top Related IT Skills in Hertfordshire 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 1 (9.09%) Apache
1 1 (9.09%) Tomcat
Cloud Services
1 1 (9.09%) Mimecast
Communications & Networking
1 6 (54.55%) SAN
2 2 (18.18%) Firewall
2 2 (18.18%) TCP/IP
3 1 (9.09%) BIG-IP
3 1 (9.09%) F5 BIG-IP LTM
3 1 (9.09%) Fibre Channel
3 1 (9.09%) FTP
3 1 (9.09%) NAS
3 1 (9.09%) SSL
Database & Business Intelligence
1 7 (63.64%) SQL Server
2 5 (45.45%) SQL Server 2008
2 5 (45.45%) SQL Server Analysis Services
2 5 (45.45%) SQL Server Integration Services
2 5 (45.45%) SQL Server Reporting Services
3 1 (9.09%) Data Mining
3 1 (9.09%) PostgreSQL
3 1 (9.09%) SQL Server 2000
3 1 (9.09%) SQL Server 2005
3 1 (9.09%) SQL Server 2012
3 1 (9.09%) SQL Server 2014
General
1 3 (27.27%) Finance
2 1 (9.09%) Financial Institution
Job Titles
1 7 (63.64%) DBA
1 7 (63.64%) SQL DBA
1 7 (63.64%) SQL Server DBA
2 1 (9.09%) Administrator
2 1 (9.09%) Architect
2 1 (9.09%) DevOps Engineer
2 1 (9.09%) Infrastructure Architect
2 1 (9.09%) Infrastructure Engineer
2 1 (9.09%) Infrastructure Technical Architect
2 1 (9.09%) Performance Tuning DBA
2 1 (9.09%) Systems Administrator
2 1 (9.09%) Technical Architect
2 1 (9.09%) Technical Infrastructure Architect
2 1 (9.09%) Unix Administrator
2 1 (9.09%) Unix Systems Administrator
2 1 (9.09%) VMware Engineer
2 1 (9.09%) Windows Engineer
2 1 (9.09%) Windows Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 1 (9.09%) LAPP Stack
Miscellaneous
1 6 (54.55%) Replication
2 1 (9.09%) CMDB
2 1 (9.09%) Computer Science
2 1 (9.09%) Data Centre
Operating Systems
1 3 (27.27%) Linux
1 3 (27.27%) Windows
2 2 (18.18%) Windows Server
2 2 (18.18%) Windows Server 2003
2 2 (18.18%) Windows Server 2012
3 1 (9.09%) HPUX
3 1 (9.09%) Red Hat Enterprise Linux
3 1 (9.09%) Solaris
3 1 (9.09%) Unix
3 1 (9.09%) Windows 2000 Server
3 1 (9.09%) Windows Server 2008
Processes & Methodologies
1 6 (54.55%) Performance Tuning
2 5 (45.45%) Performance Monitoring
3 4 (36.36%) Capacity Planning
3 4 (36.36%) Continuous Improvement
3 4 (36.36%) Database Security
3 4 (36.36%) Database Tuning
3 4 (36.36%) Incident Management
3 4 (36.36%) Line Management
3 4 (36.36%) Stakeholder Management
3 4 (36.36%) Virtual Environments
4 3 (27.27%) High Availability
5 2 (18.18%) Business Intelligence
5 2 (18.18%) Change Control
5 2 (18.18%) Data Protection
5 2 (18.18%) ITIL
6 1 (9.09%) Business Analysis
6 1 (9.09%) Configuration Management
6 1 (9.09%) PRINCE2
6 1 (9.09%) Project Management
6 1 (9.09%) Risk Assessment
Programming Languages
1 8 (72.73%) SQL
2 6 (54.55%) T-SQL
3 2 (18.18%) Perl
3 2 (18.18%) PowerShell
4 1 (9.09%) AWK
4 1 (9.09%) Bash Shell
4 1 (9.09%) Java
4 1 (9.09%) Python
4 1 (9.09%) Ruby
4 1 (9.09%) Shell Script
Qualifications
1 1 (9.09%) MCITP
1 1 (9.09%) MCSE
1 1 (9.09%) Microsoft Certification
1 1 (9.09%) RHCE
1 1 (9.09%) SC Cleared
1 1 (9.09%) Security Cleared
Quality Assurance & Compliance
1 1 (9.09%) ISO 8583
1 1 (9.09%) PCI DSS
System Software
1 5 (45.45%) Hyper-V
2 1 (9.09%) Active Directory
2 1 (9.09%) VMware ESXi
2 1 (9.09%) vSphere
Systems Management
1 1 (9.09%) Failover Clustering
1 1 (9.09%) McAfee ePO
1 1 (9.09%) Microsoft Clustering
1 1 (9.09%) Microsoft Data Protection Manager
1 1 (9.09%) Puppet
1 1 (9.09%) Salt
1 1 (9.09%) SCCM
1 1 (9.09%) SCOM
Vendors
1 5 (45.45%) Oracle
2 4 (36.36%) Microsoft
3 2 (18.18%) NetApp
3 2 (18.18%) VMware
4 1 (9.09%) Cisco
4 1 (9.09%) CommVault
4 1 (9.09%) F5
4 1 (9.09%) HP
4 1 (9.09%) Intel Security
4 1 (9.09%) Red Hat
4 1 (9.09%) WatchGuard