Period
to 19 January 2018

The median contractor rate for a Senior Linux Systems Administrator was £360 per day in advertised job vacancies in London during the 6 months to 19 January 2018.

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.

Senior Linux System Administrator
England > London
6 months to
19 Jan 2018
Same period 2017 Same period 2016
Rank 625 571 590
Rank change year-on-year -54 +19 +1
Contract jobs requiring a Senior Linux Systems Administrator 3 23 8
As % of all contract IT jobs advertised in London 0.006% 0.055% 0.018%
As % of the Job Titles category 0.007% 0.058% 0.019%
Number of daily rates quoted 1 21 4
London median daily rate £360 £375 £413
Median daily rate % change year-on-year -4.00% -9.09% +26.92%
10th Percentile £340 £325 £367
90th Percentile £380 £488 £454
England median daily rate £455 £425 £425
% change year-on-year +7.06% - +28.30%
Number of hourly rates quoted 0 0 0
London median hourly rate - - -
England median hourly rate - - -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in 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
London
Contract vacancies in London with a recognized job title 44,032 39,796 42,092
% of contract IT jobs with a recognized job title 94.76% 95.01% 95.16%
Number of daily rates quoted 32,029 28,359 29,670
London median daily rate £500 £465 £450
Median daily rate % change year-on-year +7.53% +3.33% +5.88%
10th Percentile £300 £300 £275
90th Percentile £670 £644 £638
England median daily rate £450 £425 £415
% change year-on-year +5.88% +2.41% +3.75%
Number of hourly rates quoted 569 557 647
London median hourly rate £19.50 £20.28 £19.00
Median hourly rate % change year-on-year -3.82% +6.71% +8.57%
10th Percentile £12.00 £11.77 £11.17
90th Percentile £47.83 £50.05 £47.83
England median hourly rate £18.10 £18.39 £18.50
% change year-on-year -1.55% -0.61% +12.12%

Senior Linux Systems Administrator
Job Vacancy Trend in London

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

Job vacancy trend for Senior Linux Systems Administrator in London

Senior Linux Systems Administrator
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Senior Linux Systems Administrator in London

Senior Linux Systems Administrator Skill Set
Top 28 Co-occurring IT Skills in London

For the 6 months to 19 January 2018, Senior Linux 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 London region featuring Senior Linux Systems Administrator in the job title.

1 3 (100.00%) Linux
1 3 (100.00%) Red Hat
1 3 (100.00%) Red Hat Enterprise Linux
2 2 (66.67%) Capacity Planning
2 2 (66.67%) Windows Server 2012
2 2 (66.67%) VMware Infrastructure
2 2 (66.67%) Windows Server 2008
2 2 (66.67%) CentOS
2 2 (66.67%) IBM
2 2 (66.67%) SAN
2 2 (66.67%) NetApp
2 2 (66.67%) VMware
2 2 (66.67%) NFS
2 2 (66.67%) Windows
2 2 (66.67%) Windows Server
2 2 (66.67%) Storage Virtualisation
3 1 (33.33%) High-Frequency Trading
3 1 (33.33%) Task Automation
3 1 (33.33%) AIX
3 1 (33.33%) SLA
3 1 (33.33%) Finance
3 1 (33.33%) Validation
3 1 (33.33%) Unix
3 1 (33.33%) Performance Analysis
3 1 (33.33%) Low Latency
3 1 (33.33%) High Availability
3 1 (33.33%) OpenStack
3 1 (33.33%) Open Source

Senior Linux Systems Administrator Skill Set
Co-occurring IT Skills in 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 1 (33.33%) OpenStack
Communications & Networking
1 2 (66.67%) SAN
General
1 1 (33.33%) Finance
Operating Systems
1 3 (100.00%) Linux
1 3 (100.00%) Red Hat Enterprise Linux
2 2 (66.67%) CentOS
2 2 (66.67%) Windows
2 2 (66.67%) Windows Server
2 2 (66.67%) Windows Server 2008
2 2 (66.67%) Windows Server 2012
3 1 (33.33%) AIX
3 1 (33.33%) Unix
Processes & Methodologies
1 2 (66.67%) Capacity Planning
1 2 (66.67%) Storage Virtualisation
2 1 (33.33%) High Availability
2 1 (33.33%) High-Frequency Trading
2 1 (33.33%) Low Latency
2 1 (33.33%) Open Source
2 1 (33.33%) Performance Analysis
2 1 (33.33%) Task Automation
2 1 (33.33%) Validation
Quality Assurance & Compliance
1 1 (33.33%) SLA
System Software
1 2 (66.67%) NFS
1 2 (66.67%) VMware Infrastructure
Vendors
1 3 (100.00%) Red Hat
2 2 (66.67%) IBM
2 2 (66.67%) NetApp
2 2 (66.67%) VMware