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 29 April 2017 with a comparison to the same period in the previous 2 years.

Linux
3 months to
29 Apr 2017
Same period 2016 Same period 2015
Rank 17 22 26
Rank change year-on-year +5 +4  
Permanent jobs citing Linux 124 106 117
As % of all permanent IT jobs advertised in Essex 12.16% 10.53% 8.97%
As % of the Operating Systems category 50.20% 45.49% 36.68%
Number of salaries quoted 104 75 86
Median salary £47,500 £42,000 £45,000
Median salary % change year-on-year +13.09% -6.66%  
90% offered a salary of more than £30,000 £20,500 £22,050
10% offered a salary of more than £57,500 £52,500 £66,250
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

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 247 233 319
As % of all permanent IT job vacancies advertised in Essex 24.22% 23.14% 24.44%
Number of salaries quoted 197 176 227
Median salary £35,000 £26,500 £45,000
Median salary % change year-on-year +32.07% -41.11%  
90% offered a salary of more than £25,500 £20,500 £22,230
10% offered a salary of more than £52,500 £62,500 £50,000
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 29 April 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 29 April 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 +7 65 £50,000 +17.64% 1
Saffron Walden -2 10 £32,159 -28.53% 2
Chelmsford -12 4 £33,000 +69.23% 2
Braintree - 3 £42,500 -
Witham - 3 £35,250 -
Southend-on-Sea +20 2 £28,000 -6.66% 4
Brentwood -9 1 - -
Linux
East of England

For the 6 months to 29 April 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.

1 119 (53.85%) Oracle
2 102 (46.15%) SQL
3 84 (38.01%) Windows
4 80 (36.20%) PL/SQL
5 76 (34.39%) Relational Database
6 61 (27.60%) Oracle Database
7 59 (26.70%) RDBMS
8 56 (25.34%) Java
9 52 (23.53%) VMware
9 52 (23.53%) Degree
10 49 (22.17%) SQL Server
11 47 (21.27%) ETL
12 46 (20.81%) Unix
12 46 (20.81%) Red Hat
12 46 (20.81%) Windows Server
13 43 (19.46%) Apache
13 43 (19.46%) MySQL
14 41 (18.55%) Perl
14 41 (18.55%) Performance Tuning
15 39 (17.65%) Red Hat Enterprise Linux
15 39 (17.65%) Active Directory
16 37 (16.74%) Python
17 36 (16.29%) JavaScript
18 35 (15.84%) JBoss
18 35 (15.84%) Shell Script
18 35 (15.84%) VMware Infrastructure
19 33 (14.93%) Agile Software Development
19 33 (14.93%) Configuration Management
19 33 (14.93%) Web Services
20 32 (14.48%) Business Intelligence

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 43 (19.46%) Apache
2 35 (15.84%) JBoss
3 24 (10.86%) GlassFish
3 24 (10.86%) Tomcat
4 20 (9.05%) WebSphere
5 13 (5.88%) Apache Spark
5 13 (5.88%) MS Exchange
6 12 (5.43%) Documentum
7 8 (3.62%) Apache Geronimo
8 6 (2.71%) IBM HTTP Server
8 6 (2.71%) Oracle SOA Suite
9 5 (2.26%) nginx
9 5 (2.26%) SharePoint
10 3 (1.36%) Apache Pig
11 2 (0.90%) IIS
12 1 (0.45%) CMS
12 1 (0.45%) Exchange Server 2007
12 1 (0.45%) Exchange Server 2010
12 1 (0.45%) OpenStack
12 1 (0.45%) WebLogic
Applications
1 7 (3.17%) Microsoft Office
2 3 (1.36%) Weka
Cloud Services
1 23 (10.41%) Office 365
2 20 (9.05%) Amazon AWS
3 12 (5.43%) Microsoft Azure
4 10 (4.52%) GitHub
5 1 (0.45%) Azure Active Directory
Communications & Networking
1 27 (12.22%) Firewall
2 24 (10.86%) TCP/IP
3 21 (9.50%) LDAP
4 11 (4.98%) Kerberos
5 10 (4.52%) DHCP
5 10 (4.52%) DNS
5 10 (4.52%) SNMP
5 10 (4.52%) VoIP
6 9 (4.07%) Internet
7 8 (3.62%) SAN
8 7 (3.17%) NAS
9 6 (2.71%) Wireless
10 5 (2.26%) Remote Desktop
10 5 (2.26%) VLAN
11 4 (1.81%) Cisco ASA
11 4 (1.81%) Cisco IOS
11 4 (1.81%) DMVPN
11 4 (1.81%) F5 BIG-IP GTM
11 4 (1.81%) F5 BIG-IP LTM
11 4 (1.81%) Network Security
Database & Business Intelligence
1 76 (34.39%) Relational Database
2 61 (27.60%) Oracle Database
3 59 (26.70%) RDBMS
4 49 (22.17%) SQL Server
5 43 (19.46%) MySQL
6 27 (12.22%) MongoDB
7 26 (11.76%) CouchDB
7 26 (11.76%) Oracle Database 11g
8 23 (10.41%) Oracle Database 12c
9 22 (9.95%) Data Warehouse
10 21 (9.50%) PostgreSQL
11 19 (8.60%) Big Data
12 16 (7.24%) Neo4j
13 14 (6.33%) NoSQL
14 10 (4.52%) Hadoop
15 8 (3.62%) Oracle Database 10g
16 7 (3.17%) SQL Server 2012
16 7 (3.17%) SQL Server 2014
17 3 (1.36%) Mahout
17 3 (1.36%) Sqoop
Development Applications
1 22 (9.95%) Git (software)
2 6 (2.71%) Subversion
3 3 (1.36%) Ant
3 3 (1.36%) Gradle
3 3 (1.36%) Jenkins
3 3 (1.36%) jMock
3 3 (1.36%) JUnit
3 3 (1.36%) Maven
3 3 (1.36%) Mockito
4 2 (0.90%) JIRA
4 2 (0.90%) Visual Studio
5 1 (0.45%) Eclipse
5 1 (0.45%) NetBeans
5 1 (0.45%) Octopus Deploy
5 1 (0.45%) Team Foundation Server
5 1 (0.45%) TeamCity
General
1 9 (4.07%) Automotive
1 9 (4.07%) Finance
2 5 (2.26%) Electronics
2 5 (2.26%) Manufacturing
2 5 (2.26%) Retail
3 4 (1.81%) Advertising
4 1 (0.45%) Aerospace
4 1 (0.45%) Back Office
4 1 (0.45%) Games
Job Titles
1 104 (47.06%) Developer
2 49 (22.17%) Oracle Developer
3 38 (17.19%) Database Developer
4 37 (16.74%) Oracle Database Developer
5 34 (15.38%) Administrator
6 28 (12.67%) Java Developer
7 24 (10.86%) SQL Developer
8 23 (10.41%) SQL Database Developer
9 22 (9.95%) ETL Developer
9 22 (9.95%) Oracle ETL Developer
9 22 (9.95%) Senior Developer
10 21 (9.50%) Systems Administrator
11 16 (7.24%) Linux Engineer
11 16 (7.24%) Software Developer
11 16 (7.24%) Storage Engineer
12 15 (6.79%) Infrastructure Engineer
13 13 (5.88%) Linux Developer
13 13 (5.88%) Senior Software Developer
13 13 (5.88%) Support Engineer
14 12 (5.43%) VMware Engineer
Libraries, Frameworks & Software Standards
1 33 (14.93%) Web Services
2 27 (12.22%) HTML
3 25 (11.31%) SOAP
4 24 (10.86%) Spring
5 23 (10.41%) CSS
5 23 (10.41%) Spring MVC
6 20 (9.05%) EJB
6 20 (9.05%) JSP
6 20 (9.05%) Servlets
7 19 (8.60%) Java EE
7 19 (8.60%) JMS
8 16 (7.24%) J2EE
8 16 (7.24%) REST
9 14 (6.33%) Ajax
10 13 (5.88%) Swing
11 11 (4.98%) JPA
11 11 (4.98%) Node.js
12 10 (4.52%) DBIx::Class
12 10 (4.52%) Express
12 10 (4.52%) Moose
Miscellaneous
1 26 (11.76%) Computer Science
2 20 (9.05%) N-Tier
3 12 (5.43%) Fat Client
3 12 (5.43%) Thin Client
4 11 (4.98%) Data Centre
5 10 (4.52%) Analytical Skills
6 9 (4.07%) Linux Command Line
7 5 (2.26%) e-Health
7 5 (2.26%) Enterprise Software
8 4 (1.81%) Algorithms
8 4 (1.81%) DataPower
8 4 (1.81%) Management Information System
8 4 (1.81%) Wiki
9 3 (1.36%) CUDA
9 3 (1.36%) Device Driver
10 2 (0.90%) iPad
11 1 (0.45%) Data Protection Act
11 1 (0.45%) Life Science
11 1 (0.45%) Oracle Exalogic
11 1 (0.45%) Smart Home
Operating Systems
1 84 (38.01%) Windows
2 46 (20.81%) Unix
2 46 (20.81%) Windows Server
3 39 (17.65%) Red Hat Enterprise Linux
4 12 (5.43%) Windows Server 2012
5 11 (4.98%) Windows Server 2008
6 10 (4.52%) Mac OS X
6 10 (4.52%) Ubuntu
6 10 (4.52%) VMS
7 6 (2.71%) Windows 7
8 5 (2.26%) Mac OS
8 5 (2.26%) Mac OS X Server
8 5 (2.26%) Windows 8
9 3 (1.36%) CentOS
9 3 (1.36%) VxWorks
10 2 (0.90%) SUSE
10 2 (0.90%) Windows 10
11 1 (0.45%) SUSE Linux Enterprise Server
11 1 (0.45%) Windows XP
Processes & Methodologies
1 47 (21.27%) ETL
2 41 (18.55%) Performance Tuning
3 33 (14.93%) Agile Software Development
3 33 (14.93%) Configuration Management
4 32 (14.48%) Business Intelligence
5 25 (11.31%) MVC
6 20 (9.05%) Web Development
7 19 (8.60%) Capacity Management
8 16 (7.24%) Bioinformatics
8 16 (7.24%) Informatics
9 15 (6.79%) Visualisation
10 14 (6.33%) OO
11 13 (5.88%) Continuous Integration
11 13 (5.88%) Data Management
11 13 (5.88%) E-Commerce
12 11 (4.98%) Continuous Improvement
12 11 (4.98%) ITIL
12 11 (4.98%) Service Delivery
13 10 (4.52%) Infrastructure Management
13 10 (4.52%) Test Automation
Programming Languages
1 102 (46.15%) SQL
2 80 (36.20%) PL/SQL
3 56 (25.34%) Java
4 41 (18.55%) Perl
5 37 (16.74%) Python
6 36 (16.29%) JavaScript
7 35 (15.84%) Shell Script
8 21 (9.50%) T-SQL
9 12 (5.43%) Bash Shell
10 11 (4.98%) PHP
11 6 (2.71%) C++
12 5 (2.26%) PowerShell
13 4 (1.81%) C
13 4 (1.81%) VB
14 3 (1.36%) C#
14 3 (1.36%) Embedded C
15 2 (0.90%) AWK
15 2 (0.90%) Korn
15 2 (0.90%) Ruby
16 1 (0.45%) Haskell
Qualifications
1 52 (23.53%) Degree
2 12 (5.43%) OCP
2 12 (5.43%) Oracle Certification
3 10 (4.52%) Postgraduate
4 5 (2.26%) CCNP
4 5 (2.26%) Cisco Certification
4 5 (2.26%) DBS Check
5 4 (1.81%) BPSS Clearance
5 4 (1.81%) CCSE
5 4 (1.81%) SC Cleared
5 4 (1.81%) Security Cleared
6 2 (0.90%) RHCE
7 1 (0.45%) CCIE
7 1 (0.45%) CCNA
7 1 (0.45%) CCSP
7 1 (0.45%) CISSP
7 1 (0.45%) GSEC
7 1 (0.45%) MCTS
7 1 (0.45%) Microsoft Certification
7 1 (0.45%) PhD
Quality Assurance & Compliance
1 3 (1.36%) SLA
2 1 (0.45%) GDPR
2 1 (0.45%) ISO/IEC 27001
2 1 (0.45%) PCI DSS
System Software
1 39 (17.65%) Active Directory
2 35 (15.84%) VMware Infrastructure
3 28 (12.67%) vSphere
4 13 (5.88%) Virtual Machines
5 11 (4.98%) LXC
6 10 (4.52%) Hyper-V
7 6 (2.71%) VMware ESXi
8 5 (2.26%) VMware ESX
9 4 (1.81%) Docker
10 3 (1.36%) HDFS
11 2 (0.90%) Xen
12 1 (0.45%) KVM
12 1 (0.45%) Oracle RAC
12 1 (0.45%) Slurm Workload Manager
Systems Management
1 19 (8.60%) Nagios
2 16 (7.24%) SCCM
3 15 (6.79%) Opscode Chef
4 10 (4.52%) SCOM
5 9 (4.07%) Puppet
6 8 (3.62%) NetBackup
7 7 (3.17%) Oracle RMAN
8 6 (2.71%) Ansible
8 6 (2.71%) Data Guard
9 5 (2.26%) Backup Exec
9 5 (2.26%) CFEngine
9 5 (2.26%) ZABBIX
10 4 (1.81%) BMC PATROL
10 4 (1.81%) OpenView
10 4 (1.81%) Opsview
10 4 (1.81%) Tivoli
10 4 (1.81%) Tivoli Endpoint Manager
11 2 (0.90%) Jamf Pro
11 2 (0.90%) Red Hat Satellite
11 2 (0.90%) Red Hat Spacewalk
Vendors
1 119 (53.85%) Oracle
2 52 (23.53%) VMware
3 46 (20.81%) Red Hat
4 19 (8.60%) Microsoft
5 18 (8.14%) NetApp
6 17 (7.69%) Citrix
7 11 (4.98%) Cisco
8 9 (4.07%) F5
8 9 (4.07%) IBM
9 8 (3.62%) Apple
9 8 (3.62%) Symantec
10 6 (2.71%) Hortonworks
11 5 (2.26%) Sophos
11 5 (2.26%) WatchGuard
12 4 (1.81%) Blue Coat
12 4 (1.81%) BMC
12 4 (1.81%) CA
12 4 (1.81%) CheckPoint
12 4 (1.81%) Compuware
12 4 (1.81%) HP
Colchester, Essex
Senitor Associates
Salary: £30000 - £35000 per annum + Benefits
Posted: 2 days ago
Chelmsford, Essex
Pure Resourcing Solutions
Salary: £35000 - £43000 per annum
Posted: Yesterday
Chelmsford, Essex
Pro-Quest Resourcing Ltd
Salary: £30000 - £42000 Per Annum + benefits
Posted: 4 days ago
Saffron Walden, Essex
Opensauce /New Growth Ltd
Salary: £45000 - £55000 per annum + Relocation fee
Posted: 4 days ago
Essex
Nigel Frank International
Salary: £45000 - £55000 per annum + benefits
Posted: 26 days ago