Period
to 25 November 2017

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 6 months to 25 November 2017 with a comparison to the same period in the previous 2 years.

Unix
South London > Croydon
6 months to
25 Nov 2017
Same period 2016 Same period 2015
Rank 45 33 52
Rank change year-on-year -12 +19 +4
Permanent jobs citing Unix 7 23 13
As % of all permanent IT jobs advertised in Croydon 2.01% 5.39% 3.26%
As % of the Operating Systems category 7.07% 16.67% 9.22%
Number of salaries quoted 7 20 9
Croydon median annual salary £60,000 £55,000 £42,500
Median salary % change year-on-year +9.09% +29.41% -13.71%
South London median annual salary £45,000 £52,500 £48,000
% change year-on-year -14.29% +9.38% -5.88%

Unix is in the Operating Systems category. The following 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.

All Operating Systems
Croydon
Permanent vacancies with a requirement for operating system skills 99 138 141
As % of all permanent IT jobs advertised in Croydon 28.37% 32.32% 35.34%
Number of salaries quoted 87 132 132
Croydon median annual salary £37,000 £42,000 £39,000
Median salary % change year-on-year -11.90% +7.69% +20.00%
10th Percentile £22,650 £21,825 £22,250
90th Percentile £70,500 £58,750 £57,500
South London median annual salary £40,000 £42,500 £40,000
% change year-on-year -5.88% +6.25% -

Unix
Job Vacancy Trend in Croydon

Job postings citing Unix as a percentage of all IT jobs advertised in Croydon.

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 25 November 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 7 (100.00%) Linux
1 7 (100.00%) Continuous Integration
2 6 (85.71%) CSS
2 6 (85.71%) jQuery
2 6 (85.71%) Unit Testing
2 6 (85.71%) CSS3
2 6 (85.71%) UML
2 6 (85.71%) HTML
2 6 (85.71%) JavaScript
2 6 (85.71%) MySQL
2 6 (85.71%) CMS
2 6 (85.71%) LAMP
2 6 (85.71%) PostgreSQL
2 6 (85.71%) Agile Software Development
2 6 (85.71%) Web Development
2 6 (85.71%) Sass
2 6 (85.71%) LESS
2 6 (85.71%) AngularJS
2 6 (85.71%) React
2 6 (85.71%) Front End Development
2 6 (85.71%) Responsive Web Design
3 1 (14.29%) Big Data
3 1 (14.29%) Codeship
3 1 (14.29%) Travis CI
3 1 (14.29%) Jenkins
3 1 (14.29%) Opscode Chef
3 1 (14.29%) Ansible
3 1 (14.29%) DevOps
3 1 (14.29%) Degree
3 1 (14.29%) WebLogic

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:

Application Platforms
1 6 (85.71%) CMS
2 1 (14.29%) Apache
2 1 (14.29%) OpenStack
2 1 (14.29%) Tomcat
2 1 (14.29%) WebLogic
Database & Business Intelligence
1 6 (85.71%) MySQL
1 6 (85.71%) PostgreSQL
2 1 (14.29%) Big Data
2 1 (14.29%) Hadoop
2 1 (14.29%) MongoDB
Development Applications
1 1 (14.29%) Codeship
1 1 (14.29%) Jenkins
1 1 (14.29%) Travis CI
Job Titles
1 6 (85.71%) Developer
1 6 (85.71%) Front End Developer (Client-Side Developer)
1 6 (85.71%) Front End Web Developer (Client-Side Developer)
1 6 (85.71%) HTML CSS Developer
1 6 (85.71%) HTML Developer
1 6 (85.71%) JavaScript Developer
1 6 (85.71%) Web Developer
2 1 (14.29%) 3rd Line Support
Libraries, Frameworks & Software Standards
1 6 (85.71%) AngularJS
1 6 (85.71%) CSS
1 6 (85.71%) CSS3
1 6 (85.71%) HTML
1 6 (85.71%) jQuery
1 6 (85.71%) LAMP
1 6 (85.71%) LESS
1 6 (85.71%) React
1 6 (85.71%) Sass
2 1 (14.29%) RESTful
Operating Systems
1 7 (100.00%) Linux
2 1 (14.29%) AIX
Processes & Methodologies
1 7 (100.00%) Continuous Integration
2 6 (85.71%) Agile Software Development
2 6 (85.71%) Front End Development
2 6 (85.71%) Responsive Web Design
2 6 (85.71%) UML
2 6 (85.71%) Unit Testing
2 6 (85.71%) Web Development
3 1 (14.29%) Configuration Management
3 1 (14.29%) DevOps
Programming Languages
1 6 (85.71%) JavaScript
Qualifications
1 1 (14.29%) Degree
Quality Assurance & Compliance
1 1 (14.29%) SLA
Systems Management
1 1 (14.29%) Ansible
1 1 (14.29%) Opscode Chef
1 1 (14.29%) Puppet
1 1 (14.29%) ZABBIX
Vendors
1 1 (14.29%) Splunk