Period
to 19 January 2018

The following table provides summary statistics for permanent job vacancies advertised in Middlesex with a requirement for Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux over the 6 months to 19 January 2018 with a comparison to the same period in the previous 2 years.

Linux
South East > Middlesex
6 months to
19 Jan 2018
Same period 2017 Same period 2016
Rank 20 13 28
Rank change year-on-year -7 +15 +4
Permanent jobs citing Linux 5 25 18
As % of all permanent IT jobs advertised in Middlesex 3.31% 10.08% 4.63%
As % of the Operating Systems category 20.83% 50.00% 30.00%
Number of salaries quoted 2 10 19
Middlesex median annual salary £58,750 £46,250 £55,000
Median salary % change year-on-year +27.03% -15.91% +8.37%
10th Percentile £50,375 £35,875 £35,000
90th Percentile £64,125 £61,375 £62,500
South East median annual salary £45,000 £47,500 £45,000
% change year-on-year -5.26% +5.56% +7.14%

Linux 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 Middlesex with a requirement for operating system skills.

All Operating Systems
Middlesex
Permanent vacancies with a requirement for operating system skills 24 50 60
As % of all permanent IT jobs advertised in Middlesex 15.89% 20.16% 15.42%
Number of salaries quoted 19 29 56
Middlesex median annual salary £45,000 £42,500 £55,000
Median salary % change year-on-year +5.88% -22.73% +37.50%
10th Percentile £23,625 £25,050 £28,313
90th Percentile £59,000 £61,250 £70,000
South East median annual salary £40,500 £42,500 £41,500
% change year-on-year -4.71% +2.41% +3.75%

Linux
Job Vacancy Trend in Middlesex

Job postings citing Linux as a percentage of all IT jobs advertised in Middlesex.

Job vacancy trend for Linux in Middlesex

Linux
Salary Trend in Middlesex

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

Salary trend for Linux in Middlesex

Linux
Salary Histogram in Middlesex

The salary distribution of IT jobs citing Linux in Middlesex over the 6 months to 19 January 2018.

Salary histogram for Linux in Middlesex

For the 6 months to 19 January 2018, IT jobs citing Linux 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 Middlesex region with a requirement for Linux.

1 4 (80.00%) Git (software)
2 3 (60.00%) Continuous Integration
2 3 (60.00%) Bash Shell
2 3 (60.00%) Puppet
2 3 (60.00%) High Availability
2 3 (60.00%) Jenkins
2 3 (60.00%) Ansible
2 3 (60.00%) Docker
2 3 (60.00%) DevOps
2 3 (60.00%) Perl
2 3 (60.00%) PHP
2 3 (60.00%) Python
2 3 (60.00%) Configuration Management
2 3 (60.00%) Auto-Scaling
3 2 (40.00%) Terraform
3 2 (40.00%) Presales
3 2 (40.00%) AWS CloudFormation
3 2 (40.00%) Agile Software Development
3 2 (40.00%) Degree
3 2 (40.00%) JIRA
3 2 (40.00%) Problem Management
3 2 (40.00%) TCP/IP
3 2 (40.00%) ITIL
3 2 (40.00%) Apache
3 2 (40.00%) Web Services
3 2 (40.00%) Amazon ElastiCache
3 2 (40.00%) Datadog
3 2 (40.00%) RHCE
3 2 (40.00%) Elasticsearch
3 2 (40.00%) Amazon ELB

Linux
Co-occurring IT Skills in Middlesex 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 2 (40.00%) Apache
1 2 (40.00%) Elasticsearch
2 1 (20.00%) Apache Solr
2 1 (20.00%) CloudStack
2 1 (20.00%) Drupal
2 1 (20.00%) OpenStack
2 1 (20.00%) Tomcat
Cloud Services
1 2 (40.00%) Amazon AWS
1 2 (40.00%) Amazon EC2
1 2 (40.00%) Amazon ElastiCache
1 2 (40.00%) Amazon ELB
1 2 (40.00%) Amazon S3
1 2 (40.00%) AWS CloudFormation
1 2 (40.00%) CloudFront
1 2 (40.00%) Datadog
1 2 (40.00%) Route 53
2 1 (20.00%) IaaS
2 1 (20.00%) PaaS
2 1 (20.00%) SaaS
Communications & Networking
1 2 (40.00%) TCP/IP
2 1 (20.00%) DNS
Database & Business Intelligence
1 2 (40.00%) Amazon RDS
2 1 (20.00%) MySQL
2 1 (20.00%) NoSQL
Development Applications
1 4 (80.00%) Git (software)
2 3 (60.00%) Jenkins
3 2 (40.00%) Bitbucket
3 2 (40.00%) JIRA
Job Titles
1 3 (60.00%) Linux/Unix DevOps
2 2 (40.00%) AWS DevOps
2 2 (40.00%) AWS Specialist
2 2 (40.00%) Developer
2 2 (40.00%) DevOps Specialist
2 2 (40.00%) Linux Specialist
2 2 (40.00%) PHP Developer
3 1 (20.00%) DevOps Engineer
3 1 (20.00%) DevOps Systems Engineer
3 1 (20.00%) Drupal Developer
3 1 (20.00%) Linux DevOps Engineer
3 1 (20.00%) Linux Engineer
3 1 (20.00%) Linux Systems Engineer
3 1 (20.00%) PHP Drupal Developer
3 1 (20.00%) Ruby Engineer
3 1 (20.00%) Senior DevOps Engineer
3 1 (20.00%) Senior Linux Engineer
3 1 (20.00%) Senior Linux Systems Engineer
3 1 (20.00%) Senior Systems Engineer
3 1 (20.00%) Systems Engineer
Libraries, Frameworks & Software Standards
1 2 (40.00%) Web Services
2 1 (20.00%) AngularJS
2 1 (20.00%) CSS
2 1 (20.00%) HTML
2 1 (20.00%) HTML5
2 1 (20.00%) J2EE
2 1 (20.00%) JSON
2 1 (20.00%) LAMP
2 1 (20.00%) React
2 1 (20.00%) REST
2 1 (20.00%) Symfony
2 1 (20.00%) XML
Miscellaneous
1 1 (20.00%) Hybrid Cloud
1 1 (20.00%) Management Information System
Operating Systems
1 1 (20.00%) Unix
Processes & Methodologies
1 3 (60.00%) Auto-Scaling
1 3 (60.00%) Configuration Management
1 3 (60.00%) Continuous Integration
1 3 (60.00%) DevOps
1 3 (60.00%) High Availability
2 2 (40.00%) Agile Software Development
2 2 (40.00%) ITIL
2 2 (40.00%) Presales
2 2 (40.00%) Problem Management
3 1 (20.00%) Digital Transformation Programme
3 1 (20.00%) MVC
3 1 (20.00%) TDD
Programming Languages
1 3 (60.00%) Bash Shell
1 3 (60.00%) Perl
1 3 (60.00%) PHP
1 3 (60.00%) Python
2 1 (20.00%) Java
2 1 (20.00%) JavaScript
2 1 (20.00%) Ruby
Qualifications
1 2 (40.00%) Degree
1 2 (40.00%) RHCE
System Software
1 3 (60.00%) Docker
2 1 (20.00%) NFS
2 1 (20.00%) Sendmail
Systems Management
1 3 (60.00%) Ansible
1 3 (60.00%) Puppet
2 2 (40.00%) Terraform
3 1 (20.00%) Kubernetes
Vendors
1 1 (20.00%) Zend