Period
to 19 January 2019

The following table provides summary statistics for permanent job vacancies advertised in Watford 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 2019 with a comparison to the same period in the previous 2 years.

Linux
Hertfordshire > Watford
6 months to
19 Jan 2019
Same period 2018 Same period 2017
Rank 29 21 12
Rank change year-on-year -8 -9 -4
Permanent jobs citing Linux 84 85 127
As % of all permanent IT jobs advertised in Watford 9.11% 9.41% 12.45%
As % of the Operating Systems category 32.31% 35.42% 50.60%
Number of salaries quoted 52 49 89
Watford median annual salary £47,500 £57,500 £47,500
Median salary % change year-on-year -17.39% +21.05% +5.56%
10th Percentile £37,500 £32,650 £35,000
90th Percentile £73,750 £75,250 £71,500
Hertfordshire median annual salary £60,000 £57,500 £50,000
% change year-on-year +4.35% +15.00% +11.11%

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 Watford with a requirement for operating system skills.

All Operating Systems
Watford
Permanent vacancies with a requirement for operating system skills 260 240 251
As % of all permanent IT jobs advertised in Watford 28.20% 26.58% 24.61%
Number of salaries quoted 200 187 197
Watford median annual salary £41,250 £43,500 £42,500
Median salary % change year-on-year -5.17% +2.35% -
10th Percentile £23,250 £25,000 £25,000
90th Percentile £67,500 £67,500 £66,750
Hertfordshire median annual salary £42,500 £45,000 £45,000
% change year-on-year -5.56% - +5.88%

Linux
Job Vacancy Trend in Watford

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

Job vacancy trend for Linux in Watford

Linux
Salary Trend in Watford

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

Salary trend for Linux in Watford

Linux
Salary Histogram in Watford

The salary distribution of IT jobs citing Linux in Watford over the 6 months to 19 January 2019.

Salary histogram for Linux in Watford

For the 6 months to 19 January 2019, 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 Watford region with a requirement for Linux.

1 44 (52.38%) Windows
2 36 (42.86%) Java
3 32 (38.10%) Unix
4 29 (34.52%) Web Services
5 28 (33.33%) DNS
5 28 (33.33%) Microsoft
6 27 (32.14%) Windows Server
7 26 (30.95%) VMware
7 26 (30.95%) WebSphere
8 25 (29.76%) Oracle
9 24 (28.57%) Microsoft Azure
10 23 (27.38%) Amazon AWS
10 23 (27.38%) Degree
10 23 (27.38%) Firewall
11 22 (26.19%) Shell Script
11 22 (26.19%) MySQL
12 21 (25.00%) Python
12 21 (25.00%) VPN
12 21 (25.00%) Java EE
13 20 (23.81%) Hyper-V
14 19 (22.62%) VMware ESXi
14 19 (22.62%) JBoss
14 19 (22.62%) LAMP
14 19 (22.62%) Relational Database
15 17 (20.24%) Migration
15 17 (20.24%) Internet
15 17 (20.24%) IBM
15 17 (20.24%) JavaScript
15 17 (20.24%) PHP
15 17 (20.24%) Bash Shell

Linux
Co-occurring IT Skills in Watford 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 26 (30.95%) WebSphere
2 19 (22.62%) JBoss
3 16 (19.05%) Tomcat
4 14 (16.67%) Apache
5 13 (15.48%) GlassFish
5 13 (15.48%) MQSeries
5 13 (15.48%) WebLogic
6 12 (14.29%) OpenStack
6 12 (14.29%) Oracle SOA Suite
7 11 (13.10%) Skype for Business
8 5 (5.95%) Confluence
9 3 (3.57%) Jetty
10 2 (2.38%) Elasticsearch
11 1 (1.19%) SharePoint Server
11 1 (1.19%) WebSphere Application Server
Applications
1 5 (5.95%) HipChat
2 2 (2.38%) Microsoft Excel
2 2 (2.38%) Microsoft Office
2 2 (2.38%) MS Visio
Business Applications
1 2 (2.38%) Magento
2 1 (1.19%) Remedy ITSM
Cloud Services
1 24 (28.57%) Microsoft Azure
2 23 (27.38%) Amazon AWS
3 14 (16.67%) IaaS
3 14 (16.67%) SaaS
4 13 (15.48%) AWS CloudFormation
5 11 (13.10%) PaaS
6 10 (11.90%) Office 365
7 8 (9.52%) Mimecast
8 1 (1.19%) Google Cloud Platform
Communications & Networking
1 28 (33.33%) DNS
2 23 (27.38%) Firewall
3 21 (25.00%) VPN
4 17 (20.24%) Internet
5 15 (17.86%) SAN
6 13 (15.48%) TCP/IP
7 12 (14.29%) DHCP
7 12 (14.29%) Reverse Proxy
8 8 (9.52%) Unified Communications
9 6 (7.14%) LAN
9 6 (7.14%) WAN
10 4 (4.76%) SMTP
10 4 (4.76%) VoIP
10 4 (4.76%) Wireless
11 3 (3.57%) Network Security
12 2 (2.38%) HTTP
12 2 (2.38%) Skype
13 1 (1.19%) PBX
13 1 (1.19%) SNMP
13 1 (1.19%) WLAN
Database & Business Intelligence
1 22 (26.19%) MySQL
2 19 (22.62%) Relational Database
3 15 (17.86%) SQL Server
4 10 (11.90%) RDBMS
5 7 (8.33%) PostgreSQL
6 5 (5.95%) SQL Server 2012
6 5 (5.95%) SQL Server 2014
7 2 (2.38%) InfluxDB
7 2 (2.38%) MongoDB
8 1 (1.19%) Amazon RDS
8 1 (1.19%) Data Warehouse
Development Applications
1 12 (14.29%) JIRA
2 9 (10.71%) Maven
3 8 (9.52%) Jenkins
4 7 (8.33%) Eclipse
4 7 (8.33%) Git (software)
4 7 (8.33%) Rational Team Concert
5 5 (5.95%) Bitbucket
6 4 (4.76%) Checkstyle
6 4 (4.76%) Cucumber
6 4 (4.76%) Gradle
6 4 (4.76%) Sonatype Nexus
7 3 (3.57%) JBehave
7 3 (3.57%) Selenium
7 3 (3.57%) WebDriver
General
1 14 (16.67%) Finance
2 10 (11.90%) French Language
2 10 (11.90%) German Language
2 10 (11.90%) Swedish Language
3 5 (5.95%) Retail
4 3 (3.57%) Automotive
4 3 (3.57%) Back Office
5 2 (2.38%) Games
6 1 (1.19%) Telecoms
Job Titles
1 17 (20.24%) Developer
2 13 (15.48%) Architect
2 13 (15.48%) Infrastructure Architect
3 11 (13.10%) Senior Developer
4 10 (11.90%) Java Developer
5 8 (9.52%) 3rd Line Support
6 7 (8.33%) Data Manager
6 7 (8.33%) Lead Architect
6 7 (8.33%) Lead Infrastructure Architect
6 7 (8.33%) Senior Java Developer
6 7 (8.33%) Service Manager
7 6 (7.14%) Analyst
7 6 (7.14%) Cloud Architect
7 6 (7.14%) Cloud Infrastructure Architect
7 6 (7.14%) DevOps Engineer
7 6 (7.14%) Network Engineer
7 6 (7.14%) SQL Analyst
8 5 (5.95%) Systems Analyst
9 4 (4.76%) Data Architect
9 4 (4.76%) Team Leader
Libraries, Frameworks & Software Standards
1 29 (34.52%) Web Services
2 21 (25.00%) Java EE
3 19 (22.62%) LAMP
4 13 (15.48%) ActiveMQ
4 13 (15.48%) EJB
4 13 (15.48%) EJB 3.0
4 13 (15.48%) HornetQ
4 13 (15.48%) Java SE
4 13 (15.48%) JMS
4 13 (15.48%) WebSphere MQ
5 12 (14.29%) Hibernate
5 12 (14.29%) HTML
6 9 (10.71%) CSS
7 8 (9.52%) J2EE
8 7 (8.33%) Ajax
8 7 (8.33%) jQuery
8 7 (8.33%) Spring
8 7 (8.33%) XML
9 5 (5.95%) XSL
10 4 (4.76%) SOAP
Miscellaneous
1 15 (17.86%) Analytical Skills
2 13 (15.48%) Hybrid Cloud
3 12 (14.29%) Linux Command Line
3 12 (14.29%) Replication
4 11 (13.10%) Data Centre
4 11 (13.10%) Enterprise Software
5 8 (9.52%) Self-Motivation
6 6 (7.14%) Fintech
7 5 (5.95%) Greenfield Project
8 2 (2.38%) Handset
8 2 (2.38%) Management Information System
8 2 (2.38%) Video Conferencing
9 1 (1.19%) CMDB
Operating Systems
1 44 (52.38%) Windows
2 32 (38.10%) Unix
3 27 (32.14%) Windows Server
4 9 (10.71%) Windows 10
4 9 (10.71%) Windows 7
4 9 (10.71%) Windows 8
4 9 (10.71%) Windows Server 2008
4 9 (10.71%) Windows Server 2012
5 4 (4.76%) Red Hat Enterprise Linux
6 2 (2.38%) Mac OS X
6 2 (2.38%) Ubuntu
7 1 (1.19%) Mac OS
Processes & Methodologies
1 17 (20.24%) Migration
2 14 (16.67%) Problem-Solving
2 14 (16.67%) Web Application Development
3 13 (15.48%) Deployment Automation
3 13 (15.48%) ITIL
3 13 (15.48%) MVC
4 12 (14.29%) Disaster Recovery
4 12 (14.29%) SOA
5 11 (13.10%) DevOps
6 10 (11.90%) Presales
7 9 (10.71%) Analytical Thinking
7 9 (10.71%) Creative Thinking
7 9 (10.71%) Data Analysis
7 9 (10.71%) Time Management
8 8 (9.52%) Agile Software Development
9 7 (8.33%) OO
9 7 (8.33%) Process Improvement
9 7 (8.33%) Stakeholder Engagement
10 6 (7.14%) Information Security
10 6 (7.14%) UML
Programming Languages
1 36 (42.86%) Java
2 22 (26.19%) Shell Script
3 21 (25.00%) Python
4 17 (20.24%) Bash Shell
4 17 (20.24%) JavaScript
4 17 (20.24%) PHP
5 16 (19.05%) SQL
6 14 (16.67%) PowerShell
7 11 (13.10%) AWK
8 7 (8.33%) C++
8 7 (8.33%) Groovy
8 7 (8.33%) Java 8
9 6 (7.14%) Perl
10 5 (5.95%) ANSI SQL
11 1 (1.19%) C#
11 1 (1.19%) T-SQL
Qualifications
1 23 (27.38%) Degree
2 9 (10.71%) Microsoft Certification
3 8 (9.52%) AWS Certification
4 6 (7.14%) Master's Degree
5 4 (4.76%) CISA
5 4 (4.76%) CISM
5 4 (4.76%) CISSP
5 4 (4.76%) Computer Science Degree
6 3 (3.57%) CCNA
6 3 (3.57%) Cisco Certification
7 2 (2.38%) ITIL Foundation Certificate
8 1 (1.19%) CCNP
8 1 (1.19%) MCP
Quality Assurance & Compliance
1 8 (9.52%) ISO/IEC 27001
2 4 (4.76%) GDPR
2 4 (4.76%) ISO 22301
2 4 (4.76%) PCI DSS
2 4 (4.76%) SLA
3 3 (3.57%) QA
System Software
1 20 (23.81%) Hyper-V
2 19 (22.62%) VMware ESXi
3 12 (14.29%) Active Directory
4 9 (10.71%) VMware Infrastructure
5 6 (7.14%) Docker
6 4 (4.76%) iptables
6 4 (4.76%) NFS
6 4 (4.76%) Postfix
6 4 (4.76%) Samba
6 4 (4.76%) VMware Server
7 2 (2.38%) Firmware
7 2 (2.38%) Microsoft Virtual Server
7 2 (2.38%) Virtual Servers
Systems Management
1 17 (20.24%) Puppet
2 13 (15.48%) Opscode Chef
3 9 (10.71%) Backup Exec
4 8 (9.52%) Ansible
5 6 (7.14%) Kubernetes
5 6 (7.14%) Terraform
6 5 (5.95%) Docker Swarm
6 5 (5.95%) Mesos
6 5 (5.95%) Rancher
6 5 (5.95%) yum
7 2 (2.38%) Grafana
8 1 (1.19%) Cisco Prime
Vendors
1 28 (33.33%) Microsoft
2 26 (30.95%) VMware
3 25 (29.76%) Oracle
4 17 (20.24%) IBM
5 10 (11.90%) Citrix
6 9 (10.71%) Asigra
6 9 (10.71%) Veeam
7 6 (7.14%) Sybase
7 6 (7.14%) Zend
8 5 (5.95%) Atlassian
9 4 (4.76%) LogRhythm
9 4 (4.76%) Sonatype
9 4 (4.76%) Splunk
10 3 (3.57%) Cisco
11 2 (2.38%) Dell
11 2 (2.38%) Fortinet
11 2 (2.38%) HP
11 2 (2.38%) Mitel
11 2 (2.38%) NetApp
12 1 (1.19%) Google