The following table provides summary statistics for permanent job vacancies advertised in Chiswick 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 27 June 2017 with a comparison to the same period in the previous 2 years.

Unix
London / Chiswick
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 19 8 18
Rank change year-on-year -11 +10  
Permanent jobs citing Unix 5 9 1
As % of all permanent IT jobs advertised in Chiswick 7.25% 21.43% 1.61%
As % of the Operating Systems category 16.13% 56.25% 7.69%
Number of salaries quoted 5 9 1
Median salary £52,500 £52,500 £47,500
Median salary % change year-on-year - +10.52%  
UK excluding London median salary £45,000 £44,000 £45,000
% change year-on-year +2.27% -2.22%  

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 Chiswick with a requirement for operating system skills.

Operating System Skills
Chiswick
Permanent job vacancies with a requirement for operating system skills 31 16 13
As % of all permanent IT job vacancies advertised in Chiswick 44.93% 38.10% 20.97%
Number of salaries quoted 31 16 12
Median salary £34,000 £52,500 £45,000
Median salary % change year-on-year -35.23% +16.66%  
90% offered a salary of more than £28,000 £32,000 £27,500
10% offered a salary of more than £57,500 £50,000 £56,500
UK excluding London median salary £37,500 £37,500 £37,500

Unix
Job Vacancy Trend in Chiswick

The job posting trend of jobs advertised in Chiswick 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 Chiswick

Unix
Salary Trend in Chiswick

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

Salary trend for Unix in Chiswick

For the 6 months to 27 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 Chiswick region with a requirement for Unix.

1 15 (100.00%) Java
1 15 (100.00%) MySQL
1 15 (100.00%) JUnit
1 15 (100.00%) Web Services
1 15 (100.00%) Linux
1 15 (100.00%) Python
1 15 (100.00%) SOA
1 15 (100.00%) JMeter
1 15 (100.00%) Software Testing
1 15 (100.00%) QA
1 15 (100.00%) Selenium
1 15 (100.00%) jMock
1 15 (100.00%) Unit Testing
1 15 (100.00%) Continuous Integration
1 15 (100.00%) Test Automation
1 15 (100.00%) RESTful
1 15 (100.00%) Agile Software Development
1 15 (100.00%) SaaS
1 15 (100.00%) Hamcrest
1 15 (100.00%) Cucumber
1 15 (100.00%) Apache Cassandra
1 15 (100.00%) NoSQL
1 15 (100.00%) SoapUI
1 15 (100.00%) REST
1 15 (100.00%) HBase
1 15 (100.00%) Continuous Delivery

Unix
Co-occurring IT Skills in Chiswick 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:

Cloud Services
1 15 (100.00%) SaaS
Database & Business Intelligence
1 15 (100.00%) Apache Cassandra
1 15 (100.00%) HBase
1 15 (100.00%) MySQL
1 15 (100.00%) NoSQL
Development Applications
1 15 (100.00%) Cucumber
1 15 (100.00%) Hamcrest
1 15 (100.00%) JMeter
1 15 (100.00%) jMock
1 15 (100.00%) JUnit
1 15 (100.00%) Selenium
1 15 (100.00%) SoapUI
Job Titles
1 15 (100.00%) Automation Tester
1 15 (100.00%) Java Automation Tester
1 15 (100.00%) QA Automation Tester
1 15 (100.00%) QA Tester
1 15 (100.00%) Selenium Automation Tester
1 15 (100.00%) Selenium Tester
1 15 (100.00%) Senior Automation Tester
1 15 (100.00%) Senior QA Tester
1 15 (100.00%) Senior Tester
1 15 (100.00%) Tester
2 13 (86.67%) Java Engineer
2 13 (86.67%) Linux Engineer
2 13 (86.67%) QA Automation Engineer
2 13 (86.67%) QA Engineer
2 13 (86.67%) Senior Java Engineer
2 13 (86.67%) Senior Linux Engineer
2 13 (86.67%) Senior QA Engineer
Libraries, Frameworks & Software Standards
1 15 (100.00%) REST
1 15 (100.00%) RESTful
1 15 (100.00%) Web Services
Operating Systems
1 15 (100.00%) Linux
Processes & Methodologies
1 15 (100.00%) Agile Software Development
1 15 (100.00%) Continuous Delivery
1 15 (100.00%) Continuous Integration
1 15 (100.00%) SOA
1 15 (100.00%) Software Testing
1 15 (100.00%) Test Automation
1 15 (100.00%) Unit Testing
Programming Languages
1 15 (100.00%) Java
1 15 (100.00%) Python
Quality Assurance & Compliance
1 15 (100.00%) QA