Period
to 22 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Hemel Hempstead 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 22 November 2017 with a comparison to the same period in the previous 2 years.

Linux
Hertfordshire > Hemel Hempstead
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 25 17 11
Rank change year-on-year -8 -6 +3
Permanent jobs citing Linux 45 63 78
As % of all permanent IT jobs advertised in Hemel Hempstead 10.59% 12.68% 12.75%
As % of the Operating Systems category 28.85% 51.64% 38.42%
Number of salaries quoted 56 60 75
Hemel Hempstead median annual salary £32,500 £47,250 £40,000
Median salary % change year-on-year -31.22% +18.13% -11.11%
10th Percentile £25,375 £27,500 £27,700
90th Percentile £73,750 £70,050 £57,500
Hertfordshire median annual salary £52,500 £50,000 £45,000
% change year-on-year +5.00% +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 Hemel Hempstead with a requirement for operating system skills.

All Operating Systems
Hemel Hempstead
Permanent vacancies with a requirement for operating system skills 156 122 203
As % of all permanent IT jobs advertised in Hemel Hempstead 36.71% 24.55% 33.17%
Number of salaries quoted 140 115 179
Hemel Hempstead median annual salary £40,000 £42,500 £35,000
Median salary % change year-on-year -5.88% +21.43% -22.22%
10th Percentile £22,000 £27,500 £22,500
90th Percentile £65,000 £65,500 £56,250
Hertfordshire median annual salary £42,500 £45,000 £42,500
% change year-on-year -5.56% +5.88% +6.25%

Linux
Job Vacancy Trend in Hemel Hempstead

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

Job vacancy trend for Linux in Hemel Hempstead

Linux
Salary Trend in Hemel Hempstead

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

Salary trend for Linux in Hemel Hempstead

Linux
Salary Histogram in Hemel Hempstead

The salary distribution of IT jobs citing Linux in Hemel Hempstead over the 6 months to 22 November 2017.

Salary histogram for Linux in Hemel Hempstead

For the 6 months to 22 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 Hemel Hempstead region with a requirement for Linux.

1 26 (57.78%) Windows
2 18 (40.00%) Java
3 16 (35.56%) PHP
3 16 (35.56%) HTML
3 16 (35.56%) Agile Software Development
4 14 (31.11%) JavaScript
4 14 (31.11%) Unix
5 13 (28.89%) CSS
6 12 (26.67%) MySQL
7 11 (24.44%) TDD
8 10 (22.22%) VMware
9 9 (20.00%) Windows Server
10 8 (17.78%) Open Source
10 8 (17.78%) Software Engineering
10 8 (17.78%) C
10 8 (17.78%) C#
10 8 (17.78%) C++
11 7 (15.56%) ERP
11 7 (15.56%) Microsoft
11 7 (15.56%) jQuery
11 7 (15.56%) CentOS
11 7 (15.56%) Veeam
11 7 (15.56%) Relational Database
12 6 (13.33%) Confluence
12 6 (13.33%) GCC
12 6 (13.33%) AngularJS
12 6 (13.33%) Customer Requirements
12 6 (13.33%) VMware Infrastructure
12 6 (13.33%) Marketing
12 6 (13.33%) JIRA

Linux
Co-occurring IT Skills in Hemel Hempstead 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 6 (13.33%) Confluence
2 4 (8.89%) nginx
3 3 (6.67%) IIS
4 2 (4.44%) Apache
Cloud Services
1 2 (4.44%) Office 365
Communications & Networking
1 5 (11.11%) VPN
2 4 (8.89%) DHCP
2 4 (8.89%) DNS
3 2 (4.44%) Asterisk PBX
3 2 (4.44%) Firewall
3 2 (4.44%) IPv6
3 2 (4.44%) iSCSI
3 2 (4.44%) Junos
3 2 (4.44%) OSPF
3 2 (4.44%) SAN
3 2 (4.44%) SMTP
3 2 (4.44%) SSH
3 2 (4.44%) SSL
3 2 (4.44%) TCP/IP
3 2 (4.44%) VLAN
3 2 (4.44%) VoIP
3 2 (4.44%) VRRP
4 1 (2.22%) Cisco Nexus
4 1 (2.22%) Wi-Fi
Database & Business Intelligence
1 12 (26.67%) MySQL
2 7 (15.56%) Relational Database
3 2 (4.44%) PostgreSQL
4 1 (2.22%) RDBMS
4 1 (2.22%) SQL Server
Development Applications
1 6 (13.33%) GCC
1 6 (13.33%) JIRA
1 6 (13.33%) Visual Studio
2 2 (4.44%) JConsole
2 2 (4.44%) VisualVM
3 1 (2.22%) GDB
3 1 (2.22%) Git (software)
3 1 (2.22%) Jenkins
3 1 (2.22%) ProC
3 1 (2.22%) Subversion
General
1 6 (13.33%) Finance
1 6 (13.33%) Marketing
2 2 (4.44%) Advertising
Job Titles
1 12 (26.67%) Developer
2 8 (17.78%) Analyst
2 8 (17.78%) Applications Support
2 8 (17.78%) Applications Support Analyst
2 8 (17.78%) Support Analyst
3 6 (13.33%) PHP Developer
3 6 (13.33%) Support Engineer
3 6 (13.33%) Systems Developer
4 5 (11.11%) Administrator
4 5 (11.11%) IT Engineer
4 5 (11.11%) Software Engineer
5 4 (8.89%) IT Support
5 4 (8.89%) IT Support Engineer
6 3 (6.67%) E-Commerce Analyst
6 3 (6.67%) E-Commerce Support Analyst
6 3 (6.67%) Java Developer
6 3 (6.67%) Linux Administrator
6 3 (6.67%) Linux Engineer
6 3 (6.67%) Oracle Analyst
6 3 (6.67%) Oracle Support Analyst
Libraries, Frameworks & Software Standards
1 16 (35.56%) HTML
2 13 (28.89%) CSS
3 7 (15.56%) jQuery
4 6 (13.33%) .NET
4 6 (13.33%) AngularJS
4 6 (13.33%) ASP.NET
4 6 (13.33%) EDI
5 5 (11.11%) XML
6 4 (8.89%) JavaBeans
7 3 (6.67%) LAMP
8 2 (4.44%) Apache Axis
8 2 (4.44%) LEMP Stack
9 1 (2.22%) ADO
9 1 (2.22%) COM
9 1 (2.22%) ODBC
Miscellaneous
1 4 (8.89%) Analytical Skills
1 4 (8.89%) Data Centre
1 4 (8.89%) Driving Licence
2 3 (6.67%) Computer Science
3 2 (4.44%) Device Driver
4 1 (2.22%) NHS
4 1 (2.22%) Xbox
Operating Systems
1 26 (57.78%) Windows
2 14 (31.11%) Unix
3 9 (20.00%) Windows Server
4 7 (15.56%) CentOS
5 3 (6.67%) Ubuntu
5 3 (6.67%) Windows 7
6 2 (4.44%) Android
6 2 (4.44%) Apple iOS
6 2 (4.44%) Embedded Linux
7 1 (2.22%) Solaris
7 1 (2.22%) SUSE
7 1 (2.22%) Windows 10
Processes & Methodologies
1 16 (35.56%) Agile Software Development
2 11 (24.44%) TDD
3 8 (17.78%) Open Source
3 8 (17.78%) Software Engineering
4 7 (15.56%) ERP
5 6 (13.33%) CRM
5 6 (13.33%) Customer Requirements
5 6 (13.33%) Scrum
6 5 (11.11%) Business Intelligence
6 5 (11.11%) OO
6 5 (11.11%) OOD
6 5 (11.11%) SDLC
6 5 (11.11%) Waterfall
7 4 (8.89%) E-Commerce
8 3 (6.67%) Change Management
8 3 (6.67%) ITIL
8 3 (6.67%) Revenue Management
9 2 (4.44%) Network Monitoring
10 1 (2.22%) DevOps
10 1 (2.22%) Mentoring
Programming Languages
1 18 (40.00%) Java
2 16 (35.56%) PHP
3 14 (31.11%) JavaScript
4 8 (17.78%) C
4 8 (17.78%) C#
4 8 (17.78%) C++
5 5 (11.11%) VB.NET
5 5 (11.11%) VBA
6 4 (8.89%) Bash Shell
7 3 (6.67%) PL/SQL
7 3 (6.67%) Python
7 3 (6.67%) Shell Script
7 3 (6.67%) SQL
8 2 (4.44%) PowerShell
9 1 (2.22%) Ruby
Qualifications
1 5 (11.11%) Degree
2 1 (2.22%) CCIE
2 1 (2.22%) CCNP
2 1 (2.22%) CEH
2 1 (2.22%) Cisco Certification
2 1 (2.22%) CISM
2 1 (2.22%) CISSP
Quality Assurance & Compliance
1 2 (4.44%) SLA
2 1 (2.22%) ISO/IEC 27001
System Software
1 6 (13.33%) VMware Infrastructure
2 3 (6.67%) Active Directory
3 2 (4.44%) Docker
3 2 (4.44%) Postfix
3 2 (4.44%) PowerDNS
Systems Management
1 5 (11.11%) cPanel
1 5 (11.11%) Plesk
2 4 (8.89%) Nagios
3 3 (6.67%) Ansible
3 3 (6.67%) Cacti
4 2 (4.44%) Opsview
4 2 (4.44%) SCCM
4 2 (4.44%) Symantec Endpoint Protection
4 2 (4.44%) ZABBIX
5 1 (2.22%) Consul
5 1 (2.22%) Opscode Chef
5 1 (2.22%) Puppet
5 1 (2.22%) Terraform
Vendors
1 10 (22.22%) VMware
2 7 (15.56%) Microsoft
2 7 (15.56%) Veeam
3 5 (11.11%) Citrix
3 5 (11.11%) Oracle
4 4 (8.89%) Cisco
4 4 (8.89%) Red Hat
5 3 (6.67%) Juniper
6 2 (4.44%) Acronis
6 2 (4.44%) Aruba
6 2 (4.44%) HP
6 2 (4.44%) Polycom
6 2 (4.44%) Symantec
7 1 (2.22%) F5
7 1 (2.22%) Meraki
7 1 (2.22%) Ruckus Wireless
7 1 (2.22%) Splunk
7 1 (2.22%) Sun
7 1 (2.22%) Webroot