The following table provides summary statistics for contract job vacancies advertised in Hemel Hempstead with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 3 months to 24 June 2017 with a comparison to the same period in 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.

Linux
Hertfordshire / Hemel Hempstead
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 9 17 16
Rank change year-on-year +8 -1  
Contract jobs citing Linux 3 3 2
As % of all contract IT jobs advertised in Hemel Hempstead 7.14% 3.57% 2.17%
As % of the Operating Systems category 23.08% 20.00% 15.38%
Number of daily rates quoted 3 3 1
Median daily rate £450 £375 £350
Median daily rate % change year-on-year +20.00% +7.14%  
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £40.00 £40.00 £37.50
% change year-on-year - +6.66%  

Linux is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hemel Hempstead with a requirement for operating system skills.

Contract Operating System Skills
Hemel Hempstead
Contract job vacancies with a requirement for operating system skills 13 15 13
As % of all contract IT job vacancies advertised in Hemel Hempstead 30.95% 17.86% 14.13%
Number of daily rates quoted 7 7 8
Median daily rate £450 £375 £350
Median daily rate % change year-on-year +20.00% +7.14%  
90% offered a daily rate of more than £146 £350 £135
10% offered a daily rate of more than £525 £375 £463
UK excluding London median daily rate £375 £363 £348
% change year-on-year +3.44% +4.31%  
Number of hourly rates quoted 4 1 0
Median hourly rate £16.00 £15.50 -
Median hourly rate % change year-on-year +3.22% -  
UK excluding London median hourly rate £15.50 £17.00 £16.20
% change year-on-year -8.82% +4.93%  

Linux
Job Vacancy Trend in Hemel Hempstead

The job posting trend of jobs advertised in Hemel Hempstead citing Linux as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for Linux in Hemel Hempstead

Linux
Contractor Daily Rate Trend in Hemel Hempstead

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux in Hemel Hempstead.

Contractor daily rate trend for Linux in Hemel Hempstead

Linux
Contractor Daily Rate Histogram in Hemel Hempstead

The daily rate distribution of IT jobs citing Linux in Hemel Hempstead over the 3 months to 24 June 2017.

Contractor daily rate histogram for Linux in Hemel Hempstead

For the 6 months to 24 June 2017, IT contractor jobs citing Linux 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 Hemel Hempstead region with a requirement for Linux.

1 4 (66.67%) Windows
2 3 (50.00%) Continuous Integration
2 3 (50.00%) Mac OS
2 3 (50.00%) Node.js
2 3 (50.00%) Jenkins
2 3 (50.00%) Docker
2 3 (50.00%) DevOps
2 3 (50.00%) Dashboard Development
3 2 (33.33%) Unix
4 1 (16.67%) Remediation Plan
4 1 (16.67%) Google Cloud Platform
4 1 (16.67%) Performance Tuning
4 1 (16.67%) sed
4 1 (16.67%) Infrastructure Management
4 1 (16.67%) OpenStack
4 1 (16.67%) ZABBIX
4 1 (16.67%) OpenLDAP
4 1 (16.67%) Bash Shell
4 1 (16.67%) iSCSI
4 1 (16.67%) Security Cleared
4 1 (16.67%) VMware Infrastructure
4 1 (16.67%) CentOS
4 1 (16.67%) Perl
4 1 (16.67%) SQL
4 1 (16.67%) DB2
4 1 (16.67%) XML
4 1 (16.67%) Python
4 1 (16.67%) LDAP
4 1 (16.67%) SNMP
4 1 (16.67%) Microsoft

Linux
Co-occurring IT Skills in Hemel Hempstead 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 (16.67%) OpenStack
Cloud Services
1 1 (16.67%) Google Cloud Platform
Communications & Networking
1 1 (16.67%) iSCSI
1 1 (16.67%) LDAP
1 1 (16.67%) OpenLDAP
1 1 (16.67%) SNMP
1 1 (16.67%) Wireless
Database & Business Intelligence
1 1 (16.67%) DB2
Development Applications
1 3 (50.00%) Jenkins
General
1 1 (16.67%) Telecoms
Job Titles
1 3 (50.00%) DevOps Engineer
2 1 (16.67%) Administrator
2 1 (16.67%) Consultant
2 1 (16.67%) DB2 DBA
2 1 (16.67%) DBA
2 1 (16.67%) Linux Administrator
2 1 (16.67%) Linux Consultant
2 1 (16.67%) Linux Systems Administrator
2 1 (16.67%) Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (50.00%) Node.js
2 1 (16.67%) JSON
2 1 (16.67%) XML
Miscellaneous
1 1 (16.67%) Clustering
Operating Systems
1 4 (66.67%) Windows
2 3 (50.00%) Mac OS
3 2 (33.33%) Unix
4 1 (16.67%) CentOS
4 1 (16.67%) Debian
4 1 (16.67%) Ubuntu
Processes & Methodologies
1 3 (50.00%) Continuous Integration
1 3 (50.00%) Dashboard Development
1 3 (50.00%) DevOps
2 1 (16.67%) Infrastructure Management
2 1 (16.67%) Performance Tuning
2 1 (16.67%) Remediation Plan
Programming Languages
1 1 (16.67%) AWK
1 1 (16.67%) Bash Shell
1 1 (16.67%) Perl
1 1 (16.67%) Python
1 1 (16.67%) sed
1 1 (16.67%) SQL
Qualifications
1 1 (16.67%) Security Cleared
System Software
1 3 (50.00%) Docker
2 1 (16.67%) VMware Infrastructure
Systems Management
1 1 (16.67%) ZABBIX
Vendors
1 1 (16.67%) Dell
1 1 (16.67%) EMC
1 1 (16.67%) Google
1 1 (16.67%) HP
1 1 (16.67%) Microsoft
1 1 (16.67%) VMware