Period
to 14 December 2017

The table below looks at the prevalence of the term Clustering in contract job vacancies advertised in Hertfordshire. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Clustering over the 6 months to 14 December 2017 with a comparison to the same period over the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Clustering
East of England > Hertfordshire
6 months to
14 Dec 2017
Same period 2016 Same period 2015
Rank 96 86 95
Rank change year-on-year -10 +9 -6
Contract jobs citing Clustering 9 11 6
As % of all contract IT jobs advertised in Hertfordshire 0.56% 0.77% 0.39%
As % of the Miscellaneous category 1.67% 2.25% 1.32%
Number of daily rates quoted 7 10 4
Hertfordshire median daily rate £375 £345 £343
Median daily rate % change year-on-year +8.70% +0.73% -5.52%
10th Percentile £342 £305 £275
90th Percentile £581 £525 £412
East of England median daily rate £375 £345 £318
% change year-on-year +8.70% +8.66% -9.29%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - £40.00 £38.25
% change year-on-year - +4.58% +118.57%

Clustering is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for generic IT skills.

All Generic IT Skills
Hertfordshire
Contract vacancies with a requirement for generic IT skills 538 488 455
As % of all contract IT jobs advertised in Hertfordshire 33.29% 34.08% 29.58%
Number of daily rates quoted 289 265 226
Hertfordshire median daily rate £375 £388 £400
Median daily rate % change year-on-year -3.23% -3.13% +6.67%
10th Percentile £192 £181 £213
90th Percentile £564 £569 £538
East of England median daily rate £400 £350 £385
% change year-on-year +14.29% -9.09% +2.67%
Number of hourly rates quoted 19 14 54
Hertfordshire median hourly rate £16.81 £15.10 £21.50
Median hourly rate % change year-on-year +11.29% -29.77% +43.33%
10th Percentile £12.99 £11.32 £11.25
90th Percentile £45.10 £33.45 £38.75
East of England median hourly rate £38.13 £32.14 £22.50
% change year-on-year +18.66% +42.82% +2.27%

Clustering
Job Vacancy Trend in Hertfordshire

Job postings citing Clustering as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Clustering in Hertfordshire

Clustering
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Clustering in Hertfordshire

Clustering
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Clustering in Hertfordshire over the 6 months to 14 December 2017.

Contractor daily rate histogram for Clustering in Hertfordshire

Clustering
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Clustering 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 6 months to 14 December 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hatfield - 3 £375 -
Stevenage -5 1 £330 +20.00%
Watford -14 1 £575 +69.12%
Clustering
East of England

For the 6 months to 14 December 2017, 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 7 (77.78%) Windows
2 6 (66.67%) VMware
3 5 (55.56%) Windows Server 2012
4 4 (44.44%) SAP
4 4 (44.44%) 3PAR
4 4 (44.44%) Microsoft Clustering
5 3 (33.33%) High Availability
5 3 (33.33%) Migration
5 3 (33.33%) Oracle
5 3 (33.33%) Control-M
5 3 (33.33%) Oracle Database
5 3 (33.33%) SAP PI
6 2 (22.22%) Computer Science
6 2 (22.22%) VMware Infrastructure
6 2 (22.22%) Windows Server
6 2 (22.22%) Java
6 2 (22.22%) TCP/IP
6 2 (22.22%) Unix
7 1 (11.11%) Root Cause Analysis
7 1 (11.11%) SQL Server 2012
7 1 (11.11%) Node.js
7 1 (11.11%) F5
7 1 (11.11%) Redux
7 1 (11.11%) AS 2805
7 1 (11.11%) Computer Science Degree
7 1 (11.11%) DNS
7 1 (11.11%) Business Intelligence
7 1 (11.11%) SSL
7 1 (11.11%) IBM
7 1 (11.11%) Microsoft

Clustering
Co-occurring 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 (11.11%) Apache
1 1 (11.11%) Tomcat
1 1 (11.11%) WebSphere
Cloud Services
1 1 (11.11%) Azure Active Directory
1 1 (11.11%) Microsoft Azure
Communications & Networking
1 2 (22.22%) TCP/IP
2 1 (11.11%) BIG-IP
2 1 (11.11%) DHCP
2 1 (11.11%) DNS
2 1 (11.11%) F5 BIG-IP LTM
2 1 (11.11%) Firewall
2 1 (11.11%) LDAP
2 1 (11.11%) SSL
2 1 (11.11%) X.500
Database & Business Intelligence
1 3 (33.33%) Oracle Database
2 1 (11.11%) Data Warehouse
2 1 (11.11%) PostgreSQL
2 1 (11.11%) SQL Server
2 1 (11.11%) SQL Server 2012
2 1 (11.11%) SQL Server 2014
Development Applications
1 1 (11.11%) webpack
General
1 1 (11.11%) Finance
1 1 (11.11%) Financial Institution
Job Titles
1 1 (11.11%) Active Directory Specialist
1 1 (11.11%) Administrator
1 1 (11.11%) DBA
1 1 (11.11%) Developer
1 1 (11.11%) Full Stack Developer
1 1 (11.11%) Integration Specialist
1 1 (11.11%) Linux Administrator
1 1 (11.11%) Linux Systems Administrator
1 1 (11.11%) Performance Tuning DBA
1 1 (11.11%) Senior Data Warehouse Specialist
1 1 (11.11%) SQL DBA
1 1 (11.11%) SQL Server DBA
1 1 (11.11%) Systems Administrator
1 1 (11.11%) Unix Administrator
1 1 (11.11%) Unix Linux Systems Administrator
1 1 (11.11%) Unix Systems Administrator
1 1 (11.11%) WebSphere MQ Specialist
1 1 (11.11%) WebSphere Specialist
1 1 (11.11%) Windows Specialist
Libraries, Frameworks & Software Standards
1 3 (33.33%) SAP PI
2 1 (11.11%) IBM Integration Bus
2 1 (11.11%) LAPP Stack
2 1 (11.11%) MEAN Stack
2 1 (11.11%) Node.js
2 1 (11.11%) Redux
2 1 (11.11%) WebSphere MQ
2 1 (11.11%) XML
Miscellaneous
1 2 (22.22%) Computer Science
2 1 (11.11%) AS400
Operating Systems
1 7 (77.78%) Windows
2 5 (55.56%) Windows Server 2012
3 2 (22.22%) Unix
3 2 (22.22%) Windows Server
4 1 (11.11%) Linux
4 1 (11.11%) Windows Server 2008
Processes & Methodologies
1 3 (33.33%) High Availability
1 3 (33.33%) Migration
2 1 (11.11%) Business Intelligence
2 1 (11.11%) E-business
2 1 (11.11%) Identity Management
2 1 (11.11%) Mentoring
2 1 (11.11%) Performance Tuning
2 1 (11.11%) Root Cause Analysis
2 1 (11.11%) Server Virtualisation
2 1 (11.11%) Service Design
Programming Languages
1 2 (22.22%) Java
2 1 (11.11%) Bash Shell
2 1 (11.11%) ES6
2 1 (11.11%) JavaScript
2 1 (11.11%) Python
2 1 (11.11%) SQL
Qualifications
1 1 (11.11%) Computer Science Degree
1 1 (11.11%) Degree
1 1 (11.11%) MCSA
1 1 (11.11%) Microsoft Certification
1 1 (11.11%) RHCE
Quality Assurance & Compliance
1 1 (11.11%) AS 2805
1 1 (11.11%) ISO 8583
1 1 (11.11%) PCI DSS
System Software
1 2 (22.22%) VMware Infrastructure
2 1 (11.11%) Active Directory
2 1 (11.11%) Hyper-V
2 1 (11.11%) Virtual Machines
Systems Management
1 4 (44.44%) Microsoft Clustering
2 3 (33.33%) Control-M
Vendors
1 6 (66.67%) VMware
2 4 (44.44%) 3PAR
2 4 (44.44%) SAP
3 3 (33.33%) Oracle
4 1 (11.11%) F5
4 1 (11.11%) IBM
4 1 (11.11%) Microsoft