Period
to 18 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Twickenham 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 18 November 2017 with a comparison to the same period in the previous 2 years.

Linux
6 months to
18 Nov 2017
Same period 2016 Same period 2015
Rank 9 15 32
Rank change year-on-year +6 +17 -15
Permanent jobs citing Linux 23 17 8
As % of all permanent IT jobs advertised in Twickenham 14.56% 12.32% 4.68%
As % of the Operating Systems category 46.00% 54.84% 23.53%
Number of salaries quoted 19 13 7
Twickenham median annual salary £60,000 £47,500 £47,500
Median salary % change year-on-year +26.32% - -
10th Percentile £32,500 £41,250 £36,000
90th Percentile £71,250 £60,000 £60,000
Richmond upon Thames median annual salary £60,000 £42,500 £40,000
% change year-on-year +41.18% +6.25% -15.79%

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 Twickenham with a requirement for operating system skills.

All Operating Systems
Twickenham
Permanent vacancies with a requirement for operating system skills 50 31 34
As % of all permanent IT jobs advertised in Twickenham 31.65% 22.46% 19.88%
Number of salaries quoted 45 27 33
Twickenham median annual salary £35,000 £47,500 £45,000
Median salary % change year-on-year -26.32% +5.56% +28.57%
10th Percentile £27,500 £26,250 £27,500
90th Percentile £69,750 £63,750 £82,500
Richmond upon Thames median annual salary £35,000 £42,500 £47,500
% change year-on-year -17.65% -10.53% +11.76%

Linux
Job Vacancy Trend in Twickenham

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

Job vacancy trend for Linux in Twickenham

Linux
Salary Trend in Twickenham

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

Salary trend for Linux in Twickenham

Linux
Salary Histogram in Twickenham

The salary distribution of IT jobs citing Linux in Twickenham over the 6 months to 18 November 2017.

Salary histogram for Linux in Twickenham

For the 6 months to 18 November 2017, 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 Twickenham region with a requirement for Linux.

1 21 (91.30%) Python
1 21 (91.30%) DevOps
2 20 (86.96%) Configuration Management
3 15 (65.22%) CentOS
4 14 (60.87%) nginx
4 14 (60.87%) Bash Shell
4 14 (60.87%) E-Commerce
4 14 (60.87%) Perl
4 14 (60.87%) MySQL
4 14 (60.87%) Puppet
4 14 (60.87%) LEMP Stack
5 12 (52.17%) Windows
5 12 (52.17%) Amazon AWS
6 11 (47.83%) Unix
7 9 (39.13%) Kibana
7 9 (39.13%) Docker
7 9 (39.13%) Red Hat
7 9 (39.13%) PHP
7 9 (39.13%) SQL
8 8 (34.78%) Marketing
8 8 (34.78%) Performance Testing
8 8 (34.78%) RabbitMQ
8 8 (34.78%) Git (software)
8 8 (34.78%) FreeBSD
8 8 (34.78%) Nagios
8 8 (34.78%) Benchmarking
8 8 (34.78%) NFS
8 8 (34.78%) KVM
8 8 (34.78%) Elasticsearch
8 8 (34.78%) HAProxy

Linux
Co-occurring IT Skills in Twickenham 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 14 (60.87%) nginx
2 8 (34.78%) Elasticsearch
3 6 (26.09%) Apache
3 6 (26.09%) Tomcat
4 5 (21.74%) IIS
5 1 (4.35%) Confluence
Cloud Services
1 12 (52.17%) Amazon AWS
2 7 (30.43%) Amazon EC2
3 6 (26.09%) Amazon ElastiCache
3 6 (26.09%) Amazon ELB
3 6 (26.09%) AWS CloudFormation
4 5 (21.74%) Microsoft Azure
5 1 (4.35%) Amazon CloudWatch
5 1 (4.35%) AWS Elastic Beanstalk
5 1 (4.35%) AWS OpsWorks
5 1 (4.35%) Datadog
Communications & Networking
1 2 (8.70%) TCP/IP
2 1 (4.35%) UPnP
Database & Business Intelligence
1 14 (60.87%) MySQL
2 8 (34.78%) Redis
3 6 (26.09%) Amazon RDS
Development Applications
1 8 (34.78%) Git (software)
2 2 (8.70%) Jenkins
3 1 (4.35%) GitLab
3 1 (4.35%) GNU Toolchain
3 1 (4.35%) Hudson
3 1 (4.35%) JIRA
3 1 (4.35%) Subversion
General
1 8 (34.78%) Marketing
2 1 (4.35%) Electronics
Job Titles
1 12 (52.17%) DevOps Engineer
2 11 (47.83%) AWS DevOps
2 11 (47.83%) AWS DevOps Engineer
2 11 (47.83%) AWS Engineer
3 9 (39.13%) Systems Engineer
4 5 (21.74%) Azure DevOps
4 5 (21.74%) Azure DevOps Engineer
4 5 (21.74%) Azure Engineer
4 5 (21.74%) Linux DevOps Engineer
4 5 (21.74%) Linux Engineer
4 5 (21.74%) Linux/Unix DevOps
4 5 (21.74%) PowerShell Engineer
5 1 (4.35%) Infrastructure Support
5 1 (4.35%) Linux Specialist
5 1 (4.35%) Network Engineer
5 1 (4.35%) Network Integration Engineer
5 1 (4.35%) Network Systems Engineer
5 1 (4.35%) Oracle Specialist
5 1 (4.35%) Senior DevOps
5 1 (4.35%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 14 (60.87%) LEMP Stack
2 8 (34.78%) RabbitMQ
2 8 (34.78%) Regular Expression
3 6 (26.09%) LAMP
Miscellaneous
1 1 (4.35%) Computer Science
Operating Systems
1 15 (65.22%) CentOS
2 12 (52.17%) Windows
3 11 (47.83%) Unix
4 8 (34.78%) FreeBSD
5 6 (26.09%) Amazon Linux
5 6 (26.09%) Red Hat Enterprise Linux
6 5 (21.74%) Windows Server
6 5 (21.74%) Windows Server 2008
7 1 (4.35%) Android
7 1 (4.35%) Apple iOS
Processes & Methodologies
1 21 (91.30%) DevOps
2 20 (86.96%) Configuration Management
3 14 (60.87%) E-Commerce
4 8 (34.78%) Analytics
4 8 (34.78%) Benchmarking
4 8 (34.78%) Performance Testing
5 5 (21.74%) Continuous Delivery
6 2 (8.70%) Continuous Integration
6 2 (8.70%) Multithreading
7 1 (4.35%) A/B Testing
7 1 (4.35%) Agile Software Development
7 1 (4.35%) Collaborative Working
7 1 (4.35%) Continuous Improvement
7 1 (4.35%) Creative Thinking
7 1 (4.35%) Migration
7 1 (4.35%) Multithreaded Programming
7 1 (4.35%) OO
7 1 (4.35%) OOD
7 1 (4.35%) Performance Analysis
Programming Languages
1 21 (91.30%) Python
2 14 (60.87%) Bash Shell
2 14 (60.87%) Perl
3 9 (39.13%) PHP
3 9 (39.13%) SQL
4 7 (30.43%) Java
5 6 (26.09%) Ruby
6 5 (21.74%) PowerShell
7 2 (8.70%) C
7 2 (8.70%) C++
Qualifications
1 7 (30.43%) AWS Certification
2 1 (4.35%) Degree
Quality Assurance & Compliance
1 1 (4.35%) QA
System Software
1 9 (39.13%) Docker
2 8 (34.78%) KVM
2 8 (34.78%) NFS
3 1 (4.35%) Virtual Machines
3 1 (4.35%) VMware Infrastructure
3 1 (4.35%) vSphere
Systems Management
1 14 (60.87%) Puppet
2 9 (39.13%) Kibana
3 8 (34.78%) HAProxy
3 8 (34.78%) Nagios
4 6 (26.09%) Ansible
4 6 (26.09%) Opscode Chef
5 1 (4.35%) logstash
5 1 (4.35%) Terraform
5 1 (4.35%) vCenter Server
5 1 (4.35%) ZABBIX
Vendors
1 9 (39.13%) Red Hat
2 8 (34.78%) Percona
3 6 (26.09%) hybris
4 5 (21.74%) Microsoft
4 5 (21.74%) SaltStack
5 1 (4.35%) Atlassian
5 1 (4.35%) Oracle
5 1 (4.35%) VMware