Period
to 22 February 2018

The following table provides summary statistics for contract job vacancies advertised in Essex with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 22 February 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linux
6 months to
22 Feb 2018
Same period 2017 Same period 2016
Rank 33 14 21
Rank change year-on-year -19 +7 -9
Contract jobs citing Linux 55 83 72
As % of all contract IT jobs advertised in Essex 8.42% 10.25% 6.94%
As % of the Operating Systems category 34.16% 30.07% 27.27%
Number of daily rates quoted 35 47 52
Essex median daily rate £475 £480 £450
Median daily rate % change year-on-year -1.04% +6.67% +5.88%
10th Percentile £305 £265 £274
90th Percentile £600 £590 £561
East of England median daily rate £425 £400 £425
% change year-on-year +6.25% -5.88% +6.25%
Number of hourly rates quoted 7 17 6
Essex median hourly rate £40.00 £35.00 £40.00
Median hourly rate % change year-on-year +14.29% -12.50% -5.88%
East of England median hourly rate £43.25 £35.50 £37.50
% change year-on-year +21.83% -5.33% -14.29%

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

All Operating Systems
Essex
Contract vacancies with a requirement for operating system skills 161 276 264
As % of all contract IT jobs advertised in Essex 24.66% 34.07% 25.46%
Number of daily rates quoted 105 157 131
Essex median daily rate £425 £335 £375
Median daily rate % change year-on-year +26.87% -10.67% -6.83%
10th Percentile £157 £220 £175
90th Percentile £638 £530 £550
East of England median daily rate £350 £340 £350
% change year-on-year +2.94% -2.86% -
Number of hourly rates quoted 23 60 68
Essex median hourly rate £40.00 £32.50 £16.50
Median hourly rate % change year-on-year +23.08% +96.97% -
10th Percentile £15.75 £15.75 £15.00
90th Percentile £63.75 £42.18 £40.00
East of England median hourly rate £16.50 £17.00 £18.00
% change year-on-year -2.94% -5.56% +9.09%

Linux
Job Vacancy Trend in Essex

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

Job vacancy trend for Linux in Essex

Linux
Contractor Daily Rate Trend in Essex

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux in Essex.

Contractor daily rate trend for Linux in Essex

Linux
Contractor Daily Rate Histogram in Essex

The daily rate distribution of IT jobs citing Linux in Essex over the 6 months to 22 February 2018.

Contractor daily rate histogram for Linux in Essex

Linux
Contractor Hourly Rate Trend in Essex

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux in Essex.

Contractor hourly rate trend for Linux in Essex

Linux
Contract Job Locations in Essex

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the Essex region over the 6 months to 22 February 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Southend-on-Sea 0 35 £505 +0.75% 4
Brentwood +2 12 £425 +13.33% 1
Basildon +4 1 £450 +72.25% 1
Linux
East of England

For the 6 months to 22 February 2018, IT contractor 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 contract job ads across the Essex region with a requirement for Linux.

1 36 (65.45%) Agile Software Development
2 29 (52.73%) Oracle
3 27 (49.09%) Continuous Integration
4 25 (45.45%) Java
5 24 (43.64%) Test Automation
5 24 (43.64%) Jenkins
6 23 (41.82%) JBoss
6 23 (41.82%) Middleware
7 22 (40.00%) TDD
8 21 (38.18%) Configuration Management
8 21 (38.18%) HTTP
8 21 (38.18%) Relational Database
8 21 (38.18%) Mentoring
9 19 (34.55%) Red Hat Enterprise Linux
9 19 (34.55%) Unix
9 19 (34.55%) SQL
10 18 (32.73%) Web Services
11 17 (30.91%) J2EE
11 17 (30.91%) DevOps
12 16 (29.09%) WebLogic
13 15 (27.27%) XML
13 15 (27.27%) Apache
13 15 (27.27%) Git (software)
14 14 (25.45%) C
15 13 (23.64%) SOA
15 13 (23.64%) Scrum
16 12 (21.82%) Spring
16 12 (21.82%) Windows
16 12 (21.82%) Microservices
16 12 (21.82%) Oracle SOA Suite

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 23 (41.82%) JBoss
2 16 (29.09%) WebLogic
3 15 (27.27%) Apache
4 12 (21.82%) Oracle SOA Suite
5 6 (10.91%) WebLogic Portal
5 6 (10.91%) WebSphere
6 5 (9.09%) IIS
7 2 (3.64%) SharePoint
8 1 (1.82%) Mule
8 1 (1.82%) WebSphere Application Server
Cloud Services
1 4 (7.27%) GitHub
2 3 (5.45%) Amazon AWS
3 1 (1.82%) IaaS
3 1 (1.82%) Microsoft Azure
3 1 (1.82%) PaaS
3 1 (1.82%) SaaS
Communications & Networking
1 21 (38.18%) HTTP
2 11 (20.00%) SSL
2 11 (20.00%) TCP/IP
3 2 (3.64%) FTP
3 2 (3.64%) HTTPS
3 2 (3.64%) SMTP
3 2 (3.64%) Wi-Fi
4 1 (1.82%) Bluetooth
4 1 (1.82%) GPRS
4 1 (1.82%) NAS
4 1 (1.82%) SAN
Database & Business Intelligence
1 21 (38.18%) Relational Database
2 9 (16.36%) MySQL
3 7 (12.73%) SQL Server
4 5 (9.09%) SQL Server Integration Services
5 3 (5.45%) MariaDB
5 3 (5.45%) Oracle Database
5 3 (5.45%) RDBMS
6 2 (3.64%) NoSQL
7 1 (1.82%) Oracle Database 12c
Development Applications
1 24 (43.64%) Jenkins
2 15 (27.27%) Git (software)
3 9 (16.36%) JUnit
4 8 (14.55%) JIRA
4 8 (14.55%) Subversion
5 7 (12.73%) Maven
5 7 (12.73%) Mockito
6 6 (10.91%) SoapUI
7 4 (7.27%) Cucumber
7 4 (7.27%) GitLab
7 4 (7.27%) JMeter
7 4 (7.27%) Selenium
8 3 (5.45%) Ant
8 3 (5.45%) Zephyr
9 2 (3.64%) Gradle
10 1 (1.82%) AccuRev
10 1 (1.82%) Eclipse
10 1 (1.82%) LoadUI
10 1 (1.82%) Robot Framework
General
1 8 (14.55%) Finance
2 5 (9.09%) Electronics
2 5 (9.09%) Manufacturing
2 5 (9.09%) Marketing
3 4 (7.27%) Telecoms
4 1 (1.82%) Legal
Job Titles
1 18 (32.73%) Developer
2 12 (21.82%) Java Developer
3 11 (20.00%) DevOps Engineer
4 7 (12.73%) Analyst
5 6 (10.91%) Trainee
6 5 (9.09%) Architect
6 5 (9.09%) Linux DevOps Engineer
6 5 (9.09%) Linux Engineer
6 5 (9.09%) Linux/Unix DevOps
6 5 (9.09%) Production Support Analyst
6 5 (9.09%) Support Analyst
7 4 (7.27%) SQL Developer
8 3 (5.45%) Agile Developer
8 3 (5.45%) C Developer
8 3 (5.45%) Embedded C Developer
8 3 (5.45%) Embedded Developer
8 3 (5.45%) Technical Architect
9 2 (3.64%) C/C++ Developer
9 2 (3.64%) Integration Developer
9 2 (3.64%) SQL Analyst
Libraries, Frameworks & Software Standards
1 23 (41.82%) Middleware
2 18 (32.73%) Web Services
3 17 (30.91%) J2EE
4 15 (27.27%) XML
5 12 (21.82%) Spring
6 10 (18.18%) CSS
6 10 (18.18%) HTML
6 10 (18.18%) JPA
6 10 (18.18%) SOAP
7 9 (16.36%) JAXB
8 8 (14.55%) Spring MVC
9 7 (12.73%) Hibernate
9 7 (12.73%) JAAS
9 7 (12.73%) JAX-RPC
9 7 (12.73%) LDAP
10 6 (10.91%) Struts
11 5 (9.09%) RESTful
12 4 (7.27%) EclipseLink
12 4 (7.27%) REST
13 3 (5.45%) Spring Boot
Miscellaneous
1 8 (14.55%) Enterprise Software
2 7 (12.73%) N-Tier
3 3 (5.45%) Device Driver
4 2 (3.64%) Client/Server
4 2 (3.64%) Computer Science
4 2 (3.64%) Embedded Systems
4 2 (3.64%) Greenfield Project
5 1 (1.82%) Analytical Skills
5 1 (1.82%) Clustering
5 1 (1.82%) Data Centre
5 1 (1.82%) Replication
5 1 (1.82%) STB
Operating Systems
1 19 (34.55%) Red Hat Enterprise Linux
1 19 (34.55%) Unix
2 12 (21.82%) Windows
3 8 (14.55%) Mac OS X
3 8 (14.55%) Solaris
4 3 (5.45%) Windows Server
4 3 (5.45%) Windows Server 2012
5 1 (1.82%) AIX
5 1 (1.82%) Android
5 1 (1.82%) Embedded Linux
5 1 (1.82%) HPUX
5 1 (1.82%) SUSE
Processes & Methodologies
1 36 (65.45%) Agile Software Development
2 27 (49.09%) Continuous Integration
3 24 (43.64%) Test Automation
4 22 (40.00%) TDD
5 21 (38.18%) Configuration Management
5 21 (38.18%) Mentoring
6 17 (30.91%) DevOps
7 13 (23.64%) Scrum
7 13 (23.64%) SOA
8 12 (21.82%) Microservices
9 11 (20.00%) Continuous Deployment
9 11 (20.00%) Open Source
10 10 (18.18%) Coaching
10 10 (18.18%) Kanban
11 8 (14.55%) MVC
12 7 (12.73%) API Design
12 7 (12.73%) OO
12 7 (12.73%) Responsive Web Design
12 7 (12.73%) Web Design
12 7 (12.73%) Web Development
Programming Languages
1 25 (45.45%) Java
2 19 (34.55%) SQL
3 14 (25.45%) C
4 10 (18.18%) Perl
5 9 (16.36%) PL/SQL
6 7 (12.73%) Shell Script
7 6 (10.91%) JavaScript
7 6 (10.91%) Python
7 6 (10.91%) Ruby
8 3 (5.45%) C++
9 2 (3.64%) Embedded C
9 2 (3.64%) Groovy
10 1 (1.82%) XPath
Qualifications
1 3 (5.45%) Degree
1 3 (5.45%) Security Cleared
2 2 (3.64%) Computer Science Degree
3 1 (1.82%) SC Cleared
Quality Assurance & Compliance
1 3 (5.45%) IFRS
1 3 (5.45%) IFRS 9
1 3 (5.45%) QA
System Software
1 9 (16.36%) Docker
2 4 (7.27%) Active Directory
3 2 (3.64%) VirtualBox
4 1 (1.82%) Virtual Machines
4 1 (1.82%) VMware Infrastructure
Systems Management
1 11 (20.00%) Opscode Chef
1 11 (20.00%) Puppet
2 10 (18.18%) Ansible
3 1 (1.82%) Tivoli Storage Manager
Vendors
1 29 (52.73%) Oracle
2 11 (20.00%) WSO2
3 7 (12.73%) webMethods
4 6 (10.91%) BEA
4 6 (10.91%) Red Hat
5 5 (9.09%) IBM
6 4 (7.27%) Atlassian
6 4 (7.27%) SAP
7 2 (3.64%) CA
7 2 (3.64%) CA Agile Central
7 2 (3.64%) VMware
8 1 (1.82%) Citrix
8 1 (1.82%) HP
8 1 (1.82%) Microsoft