Period
to 21 November 2017

The median contractor rate for a Unix Systems Administrator was £450 per day in advertised job vacancies in the City of London during the 6 months to 21 November 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to 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.

Unix System Administrator (Unix SA)
Central London > City of London
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 244 233 234
Rank change year-on-year -11 +1 +52
Contract jobs requiring a Unix Systems Administrator 8 16 29
As % of all contract IT jobs advertised in the City of London 0.11% 0.24% 0.32%
As % of the Job Titles category 0.12% 0.25% 0.34%
Number of daily rates quoted 8 13 28
City of London median daily rate £450 £400 £425
Median daily rate % change year-on-year +12.50% -5.88% -5.56%
10th Percentile £353 £364 £307
90th Percentile £511 £485 £479
Central London median daily rate £450 £400 £425
% change year-on-year +12.50% -5.88% -4.23%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in the City of London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
City of London
Contract vacancies in the City of London with a recognized job title 6761 6355 8632
% of contract IT jobs with a recognized job title 94.55% 95.52% 95.27%
Number of daily rates quoted 5338 5046 6770
City of London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +2.86%
10th Percentile £313 £313 £275
90th Percentile £688 £663 £650
Central London median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 94 77 127
City of London median hourly rate £17.00 £17.50 £19.00
Median hourly rate % change year-on-year -2.86% -7.89% +8.57%
10th Percentile £11.25 £11.50 £10.30
90th Percentile £29.29 £48.40 £39.25
Central London median hourly rate £18.10 £17.21 £18.00
% change year-on-year +5.19% -4.40% +5.88%

Unix Systems Administrator
Job Vacancy Trend in the City of London

Job postings that featured Unix Systems Administrator in the job title as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Unix Systems Administrator in the City of London

Unix Systems Administrator
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Unix Systems Administrator in the City of London.

Contractor daily rate trend for Unix Systems Administrator in the City of London

Unix Systems Administrator
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Unix Systems Administrator in the City of London over the 6 months to 21 November 2017.

Contractor daily rate histogram for Unix Systems Administrator in the City of London

Unix Systems Administrator
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Unix Systems Administrator in the City of London.

Contractor hourly rate trend for Unix Systems Administrator in the City of London

Unix Systems Administrator Skill Set
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 21 November 2017, Unix Systems Administrator contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region featuring Unix Systems Administrator in the job title.

1 8 (100.00%) Unix
2 6 (75.00%) Red Hat
2 6 (75.00%) Linux
3 5 (62.50%) Red Hat Enterprise Linux
4 4 (50.00%) Bash Shell
4 4 (50.00%) VMware
4 4 (50.00%) Perl
4 4 (50.00%) Solaris
4 4 (50.00%) Veritas
4 4 (50.00%) Shell Script
5 3 (37.50%) SAN
5 3 (37.50%) HP
5 3 (37.50%) Clustering
5 3 (37.50%) Agile Software Development
5 3 (37.50%) Banking
5 3 (37.50%) Subversion
5 3 (37.50%) Investment Banking
5 3 (37.50%) Confluence
5 3 (37.50%) JIRA
5 3 (37.50%) Atlassian
5 3 (37.50%) VMware ESXi
5 3 (37.50%) Performance Tuning
5 3 (37.50%) Performance Monitoring
5 3 (37.50%) DevOps
5 3 (37.50%) GitHub
5 3 (37.50%) Bitbucket
6 2 (25.00%) NAS
6 2 (25.00%) Symantec
6 2 (25.00%) NetBackup
6 2 (25.00%) EMC

Unix Systems Administrator Skill Set
Co-occurring IT Skills in the City of London 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 3 (37.50%) Confluence
2 1 (12.50%) Apache
2 1 (12.50%) Tomcat
Cloud Services
1 3 (37.50%) GitHub
Communications & Networking
1 3 (37.50%) SAN
2 2 (25.00%) DHCP
2 2 (25.00%) DNS
2 2 (25.00%) NAS
2 2 (25.00%) SMTP
2 2 (25.00%) TCP/IP
3 1 (12.50%) Fibre Channel
3 1 (12.50%) HTTP
3 1 (12.50%) Intranet
3 1 (12.50%) SMS
3 1 (12.50%) snoop
3 1 (12.50%) tcpdump
3 1 (12.50%) Wireshark
Development Applications
1 3 (37.50%) Bitbucket
1 3 (37.50%) JIRA
1 3 (37.50%) Subversion
General
1 3 (37.50%) Banking
1 3 (37.50%) Investment Banking
2 1 (12.50%) Finance
Miscellaneous
1 3 (37.50%) Clustering
2 1 (12.50%) Data Centre
2 1 (12.50%) EMC VMAX
2 1 (12.50%) Enterprise Storage
2 1 (12.50%) Management Information System
Operating Systems
1 8 (100.00%) Unix
2 6 (75.00%) Linux
3 5 (62.50%) Red Hat Enterprise Linux
4 4 (50.00%) Solaris
5 2 (25.00%) Windows
6 1 (12.50%) CentOS
6 1 (12.50%) HPUX
6 1 (12.50%) SUSE
Processes & Methodologies
1 3 (37.50%) Agile Software Development
1 3 (37.50%) DevOps
1 3 (37.50%) Performance Monitoring
1 3 (37.50%) Performance Tuning
2 1 (12.50%) Capacity Planning
2 1 (12.50%) Change Management
2 1 (12.50%) Data Migration
2 1 (12.50%) Infrastructure Management
2 1 (12.50%) Kalman Filter
2 1 (12.50%) Load Balancing
2 1 (12.50%) Migration
2 1 (12.50%) Network Monitoring
2 1 (12.50%) Open Source
2 1 (12.50%) Proactive Monitoring
2 1 (12.50%) Security Patching
2 1 (12.50%) Time Management
2 1 (12.50%) Unit Testing
Programming Languages
1 4 (50.00%) Bash Shell
1 4 (50.00%) Perl
1 4 (50.00%) Shell Script
2 1 (12.50%) Korn
2 1 (12.50%) PowerShell
2 1 (12.50%) Python
Qualifications
1 1 (12.50%) BC Cleared
1 1 (12.50%) Security Cleared
System Software
1 3 (37.50%) VMware ESXi
2 1 (12.50%) Active Directory
2 1 (12.50%) Hyper-V
2 1 (12.50%) iptables
2 1 (12.50%) Veritas Volume Manager
2 1 (12.50%) VMware Infrastructure
Systems Management
1 2 (25.00%) NetBackup
2 1 (12.50%) Ansible
2 1 (12.50%) Backup Exec
2 1 (12.50%) Nagios
2 1 (12.50%) Puppet
Vendors
1 6 (75.00%) Red Hat
2 4 (50.00%) Veritas
2 4 (50.00%) VMware
3 3 (37.50%) Atlassian
3 3 (37.50%) HP
4 2 (25.00%) EMC
4 2 (25.00%) Symantec
5 1 (12.50%) CommVault
5 1 (12.50%) Hitachi
5 1 (12.50%) IBM
5 1 (12.50%) NetApp
5 1 (12.50%) Oracle
5 1 (12.50%) Sun
5 1 (12.50%) Sybase