The following table provides summary statistics for permanent job vacancies advertised in Essex with a requirement for Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux over the 3 months to 25 June 2017 with a comparison to the same period in the previous 2 years.

Linux
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 17 18 33
Rank change year-on-year +1 +15  
Permanent jobs citing Linux 106 98 78
As % of all permanent IT jobs advertised in Essex 11.10% 9.92% 6.24%
As % of the Operating Systems category 41.41% 41.88% 32.10%
Number of salaries quoted 98 74 43
Median salary £40,000 £45,000 £40,000
Median salary % change year-on-year -11.11% +12.50%  
90% offered a salary of more than £30,000 £26,500 £22,800
10% offered a salary of more than £52,500 £55,000 £55,000
UK excluding London median salary £42,500 £42,500 £42,500

Linux is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Essex with a requirement for operating system skills.

Operating System Skills
Essex
Permanent job vacancies with a requirement for operating system skills 256 234 243
As % of all permanent IT job vacancies advertised in Essex 26.81% 23.68% 19.42%
Number of salaries quoted 216 190 143
Median salary £36,000 £42,500 £37,500
Median salary % change year-on-year -15.29% +13.33%  
90% offered a salary of more than £27,500 £20,500 £23,000
10% offered a salary of more than £53,000 £55,000 £60,000
UK excluding London median salary £37,500 £37,500 £37,500

Linux
Job Vacancy Trend in Essex

The job posting trend of jobs advertised in Essex citing Linux as a proportion of all permanent or contract IT jobs with a match in the Operating Systems category.

Job vacancy trend for Linux in Essex

Linux
Salary Trend in Essex

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

Salary trend for Linux in Essex

Linux
Salary Histogram in Essex

The salary distribution of IT jobs citing Linux in Essex over the 3 months to 25 June 2017.

Salary histogram for Linux in Essex

Linux
Job Locations in Essex

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Linux within the Essex region over the 3 months to 25 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Last 3 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Colchester 0 36 £50,000 +12.35%
Saffron Walden -2 20 £40,000 -13.51% 2
Chelmsford -19 7 £32,750 +67.94%
Southend-on-Sea +20 3 £28,000 -63.54%
Braintree - 3 £42,500 -
Linux
East of England

For the 6 months to 25 June 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 Essex region with a requirement for Linux.

1 106 (48.18%) Oracle
2 92 (41.82%) SQL
3 75 (34.09%) Windows
4 71 (32.27%) PL/SQL
5 67 (30.45%) Relational Database
6 66 (30.00%) Unix
7 59 (26.82%) VMware
8 58 (26.36%) Oracle Database
9 54 (24.55%) Degree
9 54 (24.55%) Perl
10 52 (23.64%) RDBMS
11 48 (21.82%) Active Directory
12 47 (21.36%) Java
12 47 (21.36%) Performance Tuning
13 46 (20.91%) Python
14 44 (20.00%) Red Hat
15 42 (19.09%) Windows Server
15 42 (19.09%) VMware Infrastructure
16 41 (18.64%) ETL
17 38 (17.27%) Shell Script
18 35 (15.91%) SQL Server
19 34 (15.45%) Agile Software Development
20 32 (14.55%) JavaScript
20 32 (14.55%) MySQL
21 31 (14.09%) Business Intelligence
22 30 (13.64%) Red Hat Enterprise Linux
23 29 (13.18%) Computer Science
23 29 (13.18%) vSphere
23 29 (13.18%) Microsoft
24 28 (12.73%) Oracle Database 11g

Linux
Co-occurring IT Skills in Essex 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 27 (12.27%) JBoss
2 26 (11.82%) Apache
3 13 (5.91%) Apache Spark
4 12 (5.45%) GlassFish
4 12 (5.45%) Tomcat
4 12 (5.45%) WebSphere
5 10 (4.55%) IIS
6 9 (4.09%) Documentum
6 9 (4.09%) MS Exchange
7 5 (2.27%) Apache Geronimo
7 5 (2.27%) nginx
8 3 (1.36%) Apache Pig
9 2 (0.91%) Exchange Server 2007
9 2 (0.91%) Exchange Server 2010
10 1 (0.45%) IBM HTTP Server
10 1 (0.45%) OpenStack
10 1 (0.45%) Oracle SOA Suite
10 1 (0.45%) Zimbra
Applications
1 9 (4.09%) Microsoft Office
2 3 (1.36%) Weka
Cloud Services
1 28 (12.73%) Office 365
2 21 (9.55%) Amazon AWS
3 14 (6.36%) Microsoft Azure
4 11 (5.00%) GitHub
5 3 (1.36%) Azure Active Directory
Communications & Networking
1 20 (9.09%) Firewall
2 16 (7.27%) NAS
3 14 (6.36%) LDAP
4 12 (5.45%) TCP/IP
5 11 (5.00%) SAN
6 10 (4.55%) DHCP
7 9 (4.09%) Kerberos
8 6 (2.73%) Cisco ASA
8 6 (2.73%) VoIP
8 6 (2.73%) Wireless
9 5 (2.27%) Internet
9 5 (2.27%) VLAN
10 4 (1.82%) BGP
10 4 (1.82%) BIG-IP
10 4 (1.82%) Cisco IOS
10 4 (1.82%) DMVPN
10 4 (1.82%) DNS
10 4 (1.82%) NetScreen
10 4 (1.82%) Network Security
10 4 (1.82%) OSPF
Database & Business Intelligence
1 67 (30.45%) Relational Database
2 58 (26.36%) Oracle Database
3 52 (23.64%) RDBMS
4 35 (15.91%) SQL Server
5 32 (14.55%) MySQL
6 28 (12.73%) Oracle Database 11g
6 28 (12.73%) Oracle Database 12c
7 27 (12.27%) MongoDB
8 26 (11.82%) Data Warehouse
9 21 (9.55%) CouchDB
10 19 (8.64%) NoSQL
11 17 (7.73%) Hadoop
11 17 (7.73%) SQL Server 2012
11 17 (7.73%) SQL Server 2014
12 13 (5.91%) PostgreSQL
13 11 (5.00%) Big Data
13 11 (5.00%) Neo4j
14 6 (2.73%) SQL Server 2008
14 6 (2.73%) SQL Server Analysis Services
14 6 (2.73%) SQL Server Reporting Services
Development Applications
1 19 (8.64%) Git (software)
2 7 (3.18%) Visual Studio
3 6 (2.73%) Octopus Deploy
3 6 (2.73%) Subversion
3 6 (2.73%) Team Foundation Server
3 6 (2.73%) TeamCity
4 3 (1.36%) Ant
4 3 (1.36%) Gradle
4 3 (1.36%) jMock
4 3 (1.36%) JUnit
4 3 (1.36%) Maven
4 3 (1.36%) Mockito
5 1 (0.45%) Eclipse
5 1 (0.45%) JIRA
5 1 (0.45%) NetBeans
General
1 7 (3.18%) Finance
2 6 (2.73%) Automotive
3 5 (2.27%) Electronics
4 3 (1.36%) Advertising
5 1 (0.45%) Aerospace
5 1 (0.45%) Back Office
5 1 (0.45%) Games
Job Titles
1 97 (44.09%) Developer
2 43 (19.55%) Oracle Developer
3 38 (17.27%) Administrator
4 37 (16.82%) Database Developer
5 36 (16.36%) Oracle Database Developer
6 22 (10.00%) SQL Database Developer
6 22 (10.00%) SQL Developer
7 21 (9.55%) Infrastructure Engineer
7 21 (9.55%) Java Developer
8 20 (9.09%) ETL Developer
8 20 (9.09%) Linux Engineer
8 20 (9.09%) Oracle ETL Developer
9 19 (8.64%) Storage Engineer
9 19 (8.64%) Systems Administrator
10 18 (8.18%) DBA
10 18 (8.18%) Senior Developer
11 17 (7.73%) VMware Engineer
12 16 (7.27%) PL/SQL Developer
12 16 (7.27%) Software Developer
13 14 (6.36%) Oracle Data Warehouse Developer
Libraries, Frameworks & Software Standards
1 20 (9.09%) Web Services
2 18 (8.18%) CSS
2 18 (8.18%) HTML
3 15 (6.82%) Spring
3 15 (6.82%) Spring MVC
4 12 (5.45%) EJB
4 12 (5.45%) JSP
4 12 (5.45%) Servlets
5 11 (5.00%) Java EE
5 11 (5.00%) JMS
5 11 (5.00%) Moose
5 11 (5.00%) Node.js
5 11 (5.00%) REST
5 11 (5.00%) SOAP
6 10 (4.55%) CPAN
6 10 (4.55%) DBIx::Class
6 10 (4.55%) Express
7 9 (4.09%) Ajax
8 8 (3.64%) jQuery
8 8 (3.64%) Swing
Miscellaneous
1 29 (13.18%) Computer Science
2 17 (7.73%) N-Tier
3 10 (4.55%) Fat Client
3 10 (4.55%) Linux Command Line
3 10 (4.55%) Thin Client
4 7 (3.18%) Data Centre
5 6 (2.73%) Analytical Skills
5 6 (2.73%) Data Protection Act
6 5 (2.27%) Enterprise Software
7 3 (1.36%) Device Driver
8 2 (0.91%) Algorithms
8 2 (0.91%) Clustering
9 1 (0.45%) e-Health
9 1 (0.45%) Embedded Systems
9 1 (0.45%) Grid Computing
9 1 (0.45%) iPad
9 1 (0.45%) Smart Home
Operating Systems
1 75 (34.09%) Windows
2 66 (30.00%) Unix
3 42 (19.09%) Windows Server
4 30 (13.64%) Red Hat Enterprise Linux
5 17 (7.73%) Windows Server 2012
6 16 (7.27%) Windows Server 2008
7 10 (4.55%) VMS
8 6 (2.73%) Mac OS
8 6 (2.73%) Mac OS X
8 6 (2.73%) Mac OS X Server
8 6 (2.73%) Ubuntu
9 5 (2.27%) CentOS
10 3 (1.36%) SUSE
10 3 (1.36%) VxWorks
10 3 (1.36%) Windows 10
11 2 (0.91%) AIX
11 2 (0.91%) SUSE Linux Enterprise Server
11 2 (0.91%) Windows 7
12 1 (0.45%) Windows XP
Processes & Methodologies
1 47 (21.36%) Performance Tuning
2 41 (18.64%) ETL
3 34 (15.45%) Agile Software Development
4 31 (14.09%) Business Intelligence
5 23 (10.45%) Bioinformatics
6 20 (9.09%) Configuration Management
6 20 (9.09%) ITIL
6 20 (9.09%) Visualisation
7 18 (8.18%) Disaster Recovery
7 18 (8.18%) High Availability
7 18 (8.18%) Web Development
8 17 (7.73%) Informatics
8 17 (7.73%) MVC
9 15 (6.82%) Capacity Management
10 14 (6.36%) Test Automation
11 12 (5.45%) DevOps
12 11 (5.00%) Mentoring
13 10 (4.55%) Continuous Integration
13 10 (4.55%) Data Management
13 10 (4.55%) OO
Programming Languages
1 92 (41.82%) SQL
2 71 (32.27%) PL/SQL
3 54 (24.55%) Perl
4 47 (21.36%) Java
5 46 (20.91%) Python
6 38 (17.27%) Shell Script
7 32 (14.55%) JavaScript
8 15 (6.82%) C#
9 13 (5.91%) T-SQL
10 12 (5.45%) C++
11 11 (5.00%) C
12 10 (4.55%) Bash Shell
13 7 (3.18%) PHP
14 6 (2.73%) PowerShell
14 6 (2.73%) R
15 3 (1.36%) Embedded C
16 2 (0.91%) Ruby
17 1 (0.45%) COBOL
17 1 (0.45%) Go
17 1 (0.45%) Haskell
Qualifications
1 54 (24.55%) Degree
2 21 (9.55%) Computer Science Degree
3 17 (7.73%) OCP
3 17 (7.73%) Oracle Certification
4 10 (4.55%) Postgraduate
5 8 (3.64%) Cisco Certification
6 6 (2.73%) CCNP
6 6 (2.73%) MCITP
6 6 (2.73%) MCTS
6 6 (2.73%) Microsoft Certification
6 6 (2.73%) PhD
7 5 (2.27%) DBS Check
8 4 (1.82%) CCNA
8 4 (1.82%) CCSE
9 2 (0.91%) CCIE
9 2 (0.91%) CCIE Service Provider
9 2 (0.91%) CCSP
9 2 (0.91%) VMware Certified Professional (VCP)
10 1 (0.45%) CISSP
10 1 (0.45%) GSEC
Quality Assurance & Compliance
1 6 (2.73%) GDPR
1 6 (2.73%) PCI DSS
2 1 (0.45%) ISO/IEC 27001
System Software
1 48 (21.82%) Active Directory
2 42 (19.09%) VMware Infrastructure
3 29 (13.18%) vSphere
4 14 (6.36%) Virtual Machines
5 12 (5.45%) Hyper-V
6 11 (5.00%) LXC
7 3 (1.36%) HDFS
8 2 (0.91%) Xen
9 1 (0.45%) Docker
9 1 (0.45%) KVM
9 1 (0.45%) Oracle RAC
9 1 (0.45%) Slurm Workload Manager
Systems Management
1 13 (5.91%) Opscode Chef
2 12 (5.45%) SCCM
3 11 (5.00%) Data Guard
3 11 (5.00%) Oracle RMAN
4 8 (3.64%) Nagios
5 6 (2.73%) NetBackup
5 6 (2.73%) SCOM
6 5 (2.27%) Ansible
6 5 (2.27%) CFEngine
6 5 (2.27%) Puppet
6 5 (2.27%) ZABBIX
7 3 (1.36%) Jamf Pro
8 1 (0.45%) Mesos
8 1 (0.45%) NetVault Backup
8 1 (0.45%) Oracle Enterprise Manager
Vendors
1 106 (48.18%) Oracle
2 59 (26.82%) VMware
3 44 (20.00%) Red Hat
4 29 (13.18%) Microsoft
5 26 (11.82%) NetApp
6 11 (5.00%) Apple
7 10 (4.55%) Cisco
7 10 (4.55%) Citrix
8 8 (3.64%) Hortonworks
9 6 (2.73%) F5
9 6 (2.73%) Symantec
10 4 (1.82%) Blue Coat
10 4 (1.82%) CheckPoint
10 4 (1.82%) Imperva
10 4 (1.82%) Infoblox
11 3 (1.36%) Alteryx
11 3 (1.36%) Sybase
11 3 (1.36%) Tableau
12 2 (0.91%) Dell
12 2 (0.91%) SonicWALL
Saffron Walden, Essex
ENTERPRISE RECRUITMENT LTD
Salary: £40000 - £55000 per annum
Posted: 6 days ago
Harlow, Essex
Senitor Associates
Salary: £20000 - £25000 per annum + Benefits
Posted: 3 days ago
Billericay, Essex
Recruitment Genius
Posted: 4 days ago
Saffron Walden, Cambridgeshire
XIST4 IT LIMITED
Salary: £35-45,000 + Bens
Posted: 26 days ago
Billericay
Recruitment Genius Ltd
Salary: £30000 - £40000 per annum
Posted: 10 days ago