Period
to 6 August 2020

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City 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 6 August 2020 with a comparison to the same period in the previous 2 years.

Linux
Hertfordshire > Welwyn Garden City
6 months to
6 Aug 2020
Same period 2019 Same period 2018
Rank 1 18 22
Rank change year-on-year +17 +4 -6
Permanent jobs citing Linux 23 27 54
As % of all permanent jobs advertised in Welwyn Garden City 53.49% 16.67% 12.53%
As % of the Operating Systems category 88.46% 43.55% 49.54%
Number of salaries quoted 24 3 4
Median annual salary £58,750 £55,000 £42,500
Median salary % change year-on-year +6.82% +29.41% -5.56%
10th Percentile £42,500 £47,500 £40,375
90th Percentile £85,125 £61,750 £46,375
Hertfordshire median annual salary £50,000 £55,000 £52,500
% change year-on-year -9.09% +4.76% +5.00%

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 Welwyn Garden City with a requirement for operating system skills.

All Operating Systems
Welwyn Garden City
Permanent vacancies with a requirement for operating system skills 26 62 109
As % of all permanent IT jobs advertised in Welwyn Garden City 60.47% 38.27% 25.29%
Number of salaries quoted 24 15 24
Median annual salary £56,250 £25,000 £42,500
Median salary % change year-on-year +125.00% -41.18% +32.81%
10th Percentile £42,500 £25,000 £20,500
90th Percentile £85,125 £58,250 £71,750
Hertfordshire median annual salary £42,500 £40,750 £45,000
% change year-on-year +4.29% -9.44% +5.88%

Linux
Job Vacancy Trend in Welwyn Garden City

Job postings citing Linux as a proportion of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for Linux in Welwyn Garden City

Linux
Salary Trend in Welwyn Garden City

3-month moving average salary quoted in jobs citing Linux in Welwyn Garden City.

Salary trend for Linux in Welwyn Garden City

Linux
Salary Histogram in Welwyn Garden City

Salary distribution for jobs citing Linux in Welwyn Garden City over the 6 months to 6 August 2020.

Salary histogram for Linux in Welwyn Garden City

For the 6 months to 6 August 2020, IT jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Welwyn Garden City region with a requirement for Linux.

1 14 (60.87%) SQL
2 12 (52.17%) Docker
2 12 (52.17%) Kubernetes
3 11 (47.83%) Jenkins
3 11 (47.83%) Ansible
3 11 (47.83%) Atlassian Bamboo
4 10 (43.48%) Azure
5 9 (39.13%) GitLab
5 9 (39.13%) Travis CI
5 9 (39.13%) TeamCity
6 8 (34.78%) Puppet
6 8 (34.78%) Opscode Chef
6 8 (34.78%) Elasticsearch
7 7 (30.43%) Git (software)
7 7 (30.43%) Apache
8 6 (26.09%) Debian
8 6 (26.09%) VMware
8 6 (26.09%) SOAP
8 6 (26.09%) Scala
8 6 (26.09%) F#
8 6 (26.09%) CentOS
8 6 (26.09%) Red Hat Enterprise Linux
8 6 (26.09%) Haskell
8 6 (26.09%) Clojure
8 6 (26.09%) NoSQL
8 6 (26.09%) REST
8 6 (26.09%) Bash Shell
8 6 (26.09%) Apache Spark
8 6 (26.09%) Rust
8 6 (26.09%) DevOps

Linux
Co-occurring IT Skills in Welwyn Garden City 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 8 (34.78%) Elasticsearch
2 7 (30.43%) Apache
3 6 (26.09%) Apache Spark
4 1 (4.35%) Apache Pulsar
Cloud Services
1 10 (43.48%) Azure
2 5 (21.74%) AWS
3 3 (13.04%) Serverless
4 1 (4.35%) Office 365
Communications & Networking
1 5 (21.74%) WAN
2 3 (13.04%) Skype
Database & Business Intelligence
1 6 (26.09%) NoSQL
2 5 (21.74%) Apache Cassandra
2 5 (21.74%) Apache Ignite
2 5 (21.74%) CouchDB
2 5 (21.74%) Flink
2 5 (21.74%) MongoDB
2 5 (21.74%) MySQL
2 5 (21.74%) Redis
3 4 (17.39%) SQL Server
4 3 (13.04%) Big Data
4 3 (13.04%) MariaDB
Development Applications
1 11 (47.83%) Atlassian Bamboo
1 11 (47.83%) Jenkins
2 9 (39.13%) GitLab
2 9 (39.13%) TeamCity
2 9 (39.13%) Travis CI
3 7 (30.43%) Git (software)
4 5 (21.74%) CircleCI
5 1 (4.35%) JIRA
General
1 5 (21.74%) Retail
Job Titles
1 7 (30.43%) Developer
2 6 (26.09%) DevOps Engineer
3 5 (21.74%) Architect
3 5 (21.74%) IT Architect
4 4 (17.39%) Cloud Engineer
5 3 (13.04%) Technical Architect
6 2 (8.70%) Solutions Architect
7 1 (4.35%) Automation Test Lead
7 1 (4.35%) Azure Engineer
7 1 (4.35%) Digital Architect
7 1 (4.35%) Digital Technical Architect
7 1 (4.35%) F# Developer
7 1 (4.35%) LAMP Developer
7 1 (4.35%) PHP Developer
7 1 (4.35%) PHP LAMP Developer
7 1 (4.35%) Programmer
7 1 (4.35%) Senior Developer
7 1 (4.35%) Senior Programmer
7 1 (4.35%) Team Leader
7 1 (4.35%) Test Team Leader
Libraries, Frameworks & Software Standards
1 6 (26.09%) REST
1 6 (26.09%) SOAP
2 4 (17.39%) Jinja
3 3 (13.04%) Elastic Stack
4 2 (8.70%) CSS
4 2 (8.70%) jQuery
5 1 (4.35%) CSS3
5 1 (4.35%) HTML
5 1 (4.35%) HTML5
5 1 (4.35%) LAMP
5 1 (4.35%) Laravel
5 1 (4.35%) Sass
5 1 (4.35%) Symfony
5 1 (4.35%) Twitter Bootstrap
5 1 (4.35%) Vue.js
5 1 (4.35%) XML
5 1 (4.35%) Zend Framework
Miscellaneous
1 5 (21.74%) Data Centre
1 5 (21.74%) Self-Motivation
2 1 (4.35%) Private Cloud
Operating Systems
1 6 (26.09%) CentOS
1 6 (26.09%) Debian
1 6 (26.09%) Red Hat Enterprise Linux
2 1 (4.35%) Windows
2 1 (4.35%) Windows Server
Processes & Methodologies
1 6 (26.09%) DevOps
2 5 (21.74%) Artificial Intelligence
2 5 (21.74%) Continuous Integration
2 5 (21.74%) Functional Programming
2 5 (21.74%) Machine Learning
2 5 (21.74%) Microservices
2 5 (21.74%) Presales
2 5 (21.74%) SOA
2 5 (21.74%) TOGAF
2 5 (21.74%) Zachman Framework
3 4 (17.39%) Proactive Management
4 3 (13.04%) Storage Management
5 2 (8.70%) Agile Software Development
5 2 (8.70%) Open Source
6 1 (4.35%) Mathematics
6 1 (4.35%) MVC
6 1 (4.35%) OO
6 1 (4.35%) OOP
6 1 (4.35%) Scrum
6 1 (4.35%) Test Automation
Programming Languages
1 14 (60.87%) SQL
2 6 (26.09%) Bash Shell
2 6 (26.09%) Clojure
2 6 (26.09%) F#
2 6 (26.09%) Haskell
2 6 (26.09%) Rust
2 6 (26.09%) Scala
3 5 (21.74%) PHP
4 3 (13.04%) C#
4 3 (13.04%) C++
4 3 (13.04%) Elixir
4 3 (13.04%) Erlang
4 3 (13.04%) Go
4 3 (13.04%) Java
4 3 (13.04%) Kotlin
4 3 (13.04%) OCaml
4 3 (13.04%) Perl
4 3 (13.04%) PowerShell
4 3 (13.04%) VBScript
5 2 (8.70%) JavaScript
Qualifications
1 1 (4.35%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 3 (13.04%) SLA
2 1 (4.35%) ISO/IEC 27001
2 1 (4.35%) PCI DSS
System Software
1 12 (52.17%) Docker
2 5 (21.74%) VMware Infrastructure
3 4 (17.39%) Hyper-V
3 4 (17.39%) VirtualBox
4 3 (13.04%) vCloud
4 3 (13.04%) vSphere
5 1 (4.35%) Active Directory
Systems Management
1 12 (52.17%) Kubernetes
2 11 (47.83%) Ansible
3 8 (34.78%) Opscode Chef
3 8 (34.78%) Puppet
4 3 (13.04%) Kibana
4 3 (13.04%) logstash
Vendors
1 6 (26.09%) VMware
2 4 (17.39%) Microsoft
3 2 (8.70%) Red Hat
4 1 (4.35%) Cisco
4 1 (4.35%) Juniper
4 1 (4.35%) Zend