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 26 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
26 Mar 2017
Same period 2016 Same period 2015
Unix
London / Croydon
Rank 36 25 33
Rank change year-on-year -11 +8  
Permanent jobs citing Unix 2 19 1
As % of all permanent IT jobs advertised in Croydon 1.14% 7.54% 0.61%
As % of the Operating Systems category 5.41% 19.79% 1.75%
Number of salaries quoted 2 16 1
Median salary £72,500 £55,000 £60,000
Median salary % change year-on-year +31.81% -8.33%  
UK excluding London median salary £45,000 £43,000 £42,500
% change year-on-year +4.65% +1.17%  

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 37 96 57
As % of all permanent IT job vacancies advertised in Croydon 21.14% 38.10% 34.55%
Number of salaries quoted 30 88 44
Median salary £34,500 £37,500 £25,500
Median salary % change year-on-year -8.00% +47.05%  
90% offered a salary of more than £19,100 £24,000 £23,500
10% offered a salary of more than £59,000 £52,500 £60,000
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

Unix
Salary Histogram in Croydon

The salary distribution of IT jobs citing Unix in Croydon over the 3 months to 26 March 2017.

Salary histogram for Unix in Croydon

Unix
Top 30 Related IT Skills in Croydon

For the 6 months to 26 March 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 9 (90.00%) Linux
2 8 (80.00%) Solaris
2 8 (80.00%) Finance
2 8 (80.00%) Red Hat Enterprise Linux
3 6 (60.00%) Red Hat
4 3 (30.00%) Red Hat Satellite
5 2 (20.00%) Open Source
5 2 (20.00%) Puppet
5 2 (20.00%) Ansible
5 2 (20.00%) Ruby
5 2 (20.00%) Jenkins
5 2 (20.00%) YAML
5 2 (20.00%) Disaster Recovery
5 2 (20.00%) NFS
5 2 (20.00%) Python
5 2 (20.00%) LDAP
5 2 (20.00%) Perl
5 2 (20.00%) PHP
5 2 (20.00%) Java
5 2 (20.00%) AIX
6 1 (10.00%) HTML
6 1 (10.00%) JavaScript
6 1 (10.00%) SQL
6 1 (10.00%) Oracle
6 1 (10.00%) CSS
6 1 (10.00%) ITIL
6 1 (10.00%) HTTP
6 1 (10.00%) Mac OS X
6 1 (10.00%) Configuration Management
6 1 (10.00%) Financial Institution

Unix
Top Related 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 (20.00%) LDAP
2 1 (10.00%) HTTP
Development Applications
1 2 (20.00%) Jenkins
2 1 (10.00%) Git (software)
General
1 8 (80.00%) Finance
2 1 (10.00%) Financial Institution
Job Titles
1 6 (60.00%) Administrator
2 3 (30.00%) Linux Administrator
2 3 (30.00%) Unix Administrator
3 2 (20.00%) Linux Systems Administrator
3 2 (20.00%) Systems Administrator
4 1 (10.00%) Automation Engineer
4 1 (10.00%) Developer
4 1 (10.00%) Front End Developer (Client-Side Developer)
4 1 (10.00%) Front End Java Developer (Client-Side Java Developer)
4 1 (10.00%) HTML CSS Developer
4 1 (10.00%) HTML Developer
4 1 (10.00%) Java Developer
4 1 (10.00%) JavaScript Developer
4 1 (10.00%) Systems Engineer
4 1 (10.00%) Technical Leader
4 1 (10.00%) Unix Engineer
4 1 (10.00%) Unix Scripter
4 1 (10.00%) Unix Scripting Engineer
4 1 (10.00%) Unix Systems Engineer
Libraries, Frameworks & Software Standards
1 2 (20.00%) YAML
2 1 (10.00%) CSS
2 1 (10.00%) HTML
Operating Systems
1 9 (90.00%) Linux
2 8 (80.00%) Red Hat Enterprise Linux
2 8 (80.00%) Solaris
3 2 (20.00%) AIX
4 1 (10.00%) Mac OS X
Processes & Methodologies
1 2 (20.00%) Disaster Recovery
1 2 (20.00%) Open Source
2 1 (10.00%) Capacity Management
2 1 (10.00%) Configuration Management
2 1 (10.00%) High Availability
2 1 (10.00%) ITIL
2 1 (10.00%) Visualisation
2 1 (10.00%) Web Development
Programming Languages
1 2 (20.00%) Java
1 2 (20.00%) Perl
1 2 (20.00%) PHP
1 2 (20.00%) Python
1 2 (20.00%) Ruby
2 1 (10.00%) JavaScript
2 1 (10.00%) SQL
Qualifications
1 1 (10.00%) Security Cleared
System Software
1 2 (20.00%) NFS
Systems Management
1 3 (30.00%) Red Hat Satellite
2 2 (20.00%) Ansible
2 2 (20.00%) Puppet
Vendors
1 6 (60.00%) Red Hat
2 1 (10.00%) Guidewire
2 1 (10.00%) Oracle