Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Hertford 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 23 November 2017 with a comparison to the same period in the previous 2 years.

Linux
Hertfordshire > Hertford
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 8 19 -
Rank change year-on-year +11 - -
Permanent jobs citing Linux 21 9 0
As % of all permanent IT jobs advertised in Hertford 19.63% 9.78% -
As % of the Operating Systems category 75.00% 32.14% -
Number of salaries quoted 21 8 0
Hertford median annual salary £42,500 £56,250 -
Median salary % change year-on-year -24.44% - -
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 Hertford with a requirement for operating system skills.

All Operating Systems
Hertford
Permanent vacancies with a requirement for operating system skills 28 28 13
As % of all permanent IT jobs advertised in Hertford 26.17% 30.43% 18.57%
Number of salaries quoted 28 27 12
Hertford median annual salary £35,000 £28,000 £31,250
Median salary % change year-on-year +25.00% -10.40% -6.02%
10th Percentile £26,250 £21,700 £20,750
90th Percentile £61,250 £65,250 £70,000
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 Hertford

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

Job vacancy trend for Linux in Hertford

Linux
Salary Trend in Hertford

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

Salary trend for Linux in Hertford

Linux
Salary Histogram in Hertford

The salary distribution of IT jobs citing Linux in Hertford over the 6 months to 23 November 2017.

Salary histogram for Linux in Hertford

For the 6 months to 23 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 Hertford region with a requirement for Linux.

1 19 (90.48%) Windows
2 11 (52.38%) PHP
3 10 (47.62%) HTML
3 10 (47.62%) Java
3 10 (47.62%) MySQL
3 10 (47.62%) XML
3 10 (47.62%) Apache
3 10 (47.62%) LAMP
3 10 (47.62%) CakePHP
4 9 (42.86%) Windows Server
4 9 (42.86%) Multimedia
4 9 (42.86%) Software Engineering
4 9 (42.86%) C#
4 9 (42.86%) .NET Framework
4 9 (42.86%) Degree
4 9 (42.86%) Computer Science
4 9 (42.86%) UML
4 9 (42.86%) XSL
4 9 (42.86%) ASP.NET
4 9 (42.86%) .NET
5 7 (33.33%) Android
5 7 (33.33%) JConsole
5 7 (33.33%) VisualVM
5 7 (33.33%) Apple iOS
6 3 (14.29%) PCI DSS
6 3 (14.29%) Security Architecture
6 3 (14.29%) Identity Access Management
6 3 (14.29%) CISSP
6 3 (14.29%) Information Security
6 3 (14.29%) CISA

Linux
Co-occurring IT Skills in Hertford 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 10 (47.62%) Apache
2 1 (4.76%) nginx
2 1 (4.76%) Tomcat
Cloud Services
1 1 (4.76%) Amazon EC2
Communications & Networking
1 3 (14.29%) Firewall
Database & Business Intelligence
1 10 (47.62%) MySQL
Development Applications
1 7 (33.33%) JConsole
1 7 (33.33%) VisualVM
2 1 (4.76%) Git (software)
General
1 9 (42.86%) Multimedia
Job Titles
1 10 (47.62%) Analyst
1 10 (47.62%) Developer
1 10 (47.62%) PHP Developer
2 9 (42.86%) .NET Developer
2 9 (42.86%) CakePHP Developer
2 9 (42.86%) LAMP Developer
2 9 (42.86%) PHP LAMP Developer
3 7 (33.33%) Applications Support
3 7 (33.33%) Applications Support Analyst
3 7 (33.33%) Support Analyst
4 3 (14.29%) IT Analyst
4 3 (14.29%) IT Security Analyst
4 3 (14.29%) Security Analyst
5 1 (4.76%) AWS DevOps
5 1 (4.76%) AWS DevOps Engineer
5 1 (4.76%) AWS Engineer
5 1 (4.76%) DevOps Engineer
5 1 (4.76%) Linux DevOps Engineer
5 1 (4.76%) Linux Engineer
5 1 (4.76%) Linux/Unix DevOps
Libraries, Frameworks & Software Standards
1 10 (47.62%) CakePHP
1 10 (47.62%) HTML
1 10 (47.62%) LAMP
1 10 (47.62%) XML
2 9 (42.86%) .NET
2 9 (42.86%) .NET Framework
2 9 (42.86%) ASP.NET
2 9 (42.86%) XSL
Miscellaneous
1 9 (42.86%) Computer Science
Operating Systems
1 19 (90.48%) Windows
2 9 (42.86%) Windows Server
3 7 (33.33%) Android
3 7 (33.33%) Apple iOS
Processes & Methodologies
1 9 (42.86%) Software Engineering
1 9 (42.86%) UML
2 3 (14.29%) Identity Access Management
2 3 (14.29%) Information Security
2 3 (14.29%) Security Architecture
3 1 (4.76%) DevOps
3 1 (4.76%) Web Development
Programming Languages
1 11 (52.38%) PHP
2 10 (47.62%) Java
3 9 (42.86%) C#
4 1 (4.76%) Perl
4 1 (4.76%) Python
4 1 (4.76%) Ruby
Qualifications
1 9 (42.86%) Degree
2 3 (14.29%) CISA
2 3 (14.29%) CISSP
Quality Assurance & Compliance
1 3 (14.29%) PCI DSS
System Software
1 1 (4.76%) Docker
Systems Management
1 1 (4.76%) Ansible
1 1 (4.76%) Opscode Chef
1 1 (4.76%) Puppet