The following table provides summary statistics for permanent job vacancies advertised in Croydon with a requirement for Unix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Unix over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

Unix
London / Croydon
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank - 18 36
Permanent jobs citing Unix 0 27 3
As % of all permanent IT jobs advertised in Croydon - 10.76% 1.51%
As % of the Operating Systems category - 30.68% 5.26%
Number of salaries quoted 0 24 2
Median salary - £50,000 £44,000
Median salary % change year-on-year - +13.63%  
UK excluding London median salary £45,000 £44,500 £45,000
% change year-on-year +1.12% -1.11%  

Unix is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Croydon with a requirement for operating system skills.

Operating System Skills
Croydon
Permanent job vacancies with a requirement for operating system skills 55 88 57
As % of all permanent IT job vacancies advertised in Croydon 29.26% 35.06% 28.64%
Number of salaries quoted 49 85 52
Median salary £30,000 £34,000 £25,000
Median salary % change year-on-year -11.76% +36.00%  
90% offered a salary of more than £16,500 £21,000 £22,000
10% offered a salary of more than £57,500 £44,000 £50,250
UK excluding London median salary £37,500 £37,500 £37,500

Unix
Job Vacancy Trend in Croydon

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

Job vacancy trend for Unix in Croydon

Unix
Salary Trend in Croydon

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Unix in Croydon.

Salary trend for Unix in Croydon

For the 6 months to 24 June 2017, IT jobs citing Unix also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Croydon region with a requirement for Unix.

1 2 (100.00%) Perl
1 2 (100.00%) PHP
1 2 (100.00%) AIX
1 2 (100.00%) Solaris
1 2 (100.00%) Linux
1 2 (100.00%) Python
1 2 (100.00%) LDAP
1 2 (100.00%) NFS
1 2 (100.00%) Ruby
1 2 (100.00%) YAML
1 2 (100.00%) Red Hat Enterprise Linux
1 2 (100.00%) Open Source
1 2 (100.00%) Puppet
1 2 (100.00%) Jenkins
1 2 (100.00%) Ansible
1 2 (100.00%) Finance

Unix
Co-occurring IT Skills in Croydon 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:

Communications & Networking
1 2 (100.00%) LDAP
Development Applications
1 2 (100.00%) Jenkins
General
1 2 (100.00%) Finance
Job Titles
1 1 (50.00%) Automation Engineer
1 1 (50.00%) Systems Engineer
1 1 (50.00%) Technical Leader
1 1 (50.00%) Unix Engineer
1 1 (50.00%) Unix Scripter
1 1 (50.00%) Unix Scripting Engineer
1 1 (50.00%) Unix Systems Engineer
Libraries, Frameworks & Software Standards
1 2 (100.00%) YAML
Operating Systems
1 2 (100.00%) AIX
1 2 (100.00%) Linux
1 2 (100.00%) Red Hat Enterprise Linux
1 2 (100.00%) Solaris
Processes & Methodologies
1 2 (100.00%) Open Source
Programming Languages
1 2 (100.00%) Perl
1 2 (100.00%) PHP
1 2 (100.00%) Python
1 2 (100.00%) Ruby
System Software
1 2 (100.00%) NFS
Systems Management
1 2 (100.00%) Ansible
1 2 (100.00%) Puppet