Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Red Hat Enterprise Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Red Hat Enterprise Linux over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

Red Hat Enterprise Linux (RHEL)
Central London > City of London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 225 223 221
Rank change year-on-year -2 -2 -20
Permanent jobs citing Red Hat Enterprise Linux 96 128 204
As % of all permanent IT jobs advertised in the City of London 0.94% 1.10% 1.20%
As % of the Operating Systems category 4.06% 4.40% 4.70%
Number of salaries quoted 91 105 155
City of London median annual salary £70,000 £62,500 £55,000
Median salary % change year-on-year +12.00% +13.64% +4.76%
10th Percentile £42,500 £40,950 £36,500
90th Percentile £91,250 £83,250 £77,500
Central London median annual salary £60,000 £62,500 £55,000
% change year-on-year -4.00% +13.64% +4.76%

Red Hat Enterprise 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 the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Permanent vacancies with a requirement for operating system skills 2364 2911 4339
As % of all permanent IT jobs advertised in the City of London 23.12% 24.99% 25.54%
Number of salaries quoted 2142 2636 3759
City of London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £30,775 £31,000 £28,750
90th Percentile £85,000 £90,000 £82,500
Central London median annual salary £55,000 £55,000 £52,500
% change year-on-year - +4.76% +5.00%

Red Hat Enterprise Linux
Job Vacancy Trend in the City of London

Job postings citing Red Hat Enterprise Linux as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Red Hat Enterprise Linux in the City of London

Red Hat Enterprise Linux
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Red Hat Enterprise Linux in the City of London.

Salary trend for Red Hat Enterprise Linux in the City of London

Red Hat Enterprise Linux
Salary Histogram in the City of London

The salary distribution of IT jobs citing Red Hat Enterprise Linux in the City of London over the 6 months to 23 November 2017.

Salary histogram for Red Hat Enterprise Linux in the City of London

For the 6 months to 23 November 2017, IT jobs citing Red Hat Enterprise 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 City of London region with a requirement for Red Hat Enterprise Linux.

1 96 (100.00%) Linux
2 61 (63.54%) Red Hat
3 46 (47.92%) Finance
4 39 (40.63%) Python
4 39 (40.63%) Java
4 39 (40.63%) Bash Shell
5 37 (38.54%) Unix
5 37 (38.54%) Windows
6 31 (32.29%) Banking
6 31 (32.29%) Puppet
7 30 (31.25%) CentOS
7 30 (31.25%) DevOps
8 26 (27.08%) Amazon AWS
8 26 (27.08%) VMware
9 24 (25.00%) Shell Script
10 23 (23.96%) VMware Infrastructure
11 22 (22.92%) Firewall
12 20 (20.83%) Ansible
13 19 (19.79%) Ruby
13 19 (19.79%) Oracle
13 19 (19.79%) RHCE
14 18 (18.75%) SQL
14 18 (18.75%) Jenkins
15 15 (15.63%) Perl
16 14 (14.58%) TCP/IP
17 13 (13.54%) RDBMS
17 13 (13.54%) ITIL
17 13 (13.54%) ClearCase
17 13 (13.54%) Configuration Management
17 13 (13.54%) Relational Database

Red Hat Enterprise Linux
Co-occurring IT Skills in the City of London 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 7 (7.29%) JBoss
2 5 (5.21%) OpenStack
2 5 (5.21%) WebLogic
3 4 (4.17%) CloudStack
3 4 (4.17%) WebSphere
3 4 (4.17%) WebSphere Application Server
4 3 (3.13%) Apache Spark
4 3 (3.13%) Tomcat
5 2 (2.08%) Elasticsearch
6 1 (1.04%) Apache
Business Applications
1 2 (2.08%) Temenos T24
Cloud Services
1 26 (27.08%) Amazon AWS
2 12 (12.50%) Microsoft Azure
3 7 (7.29%) AWS CloudFormation
3 7 (7.29%) Virtual Private Cloud
4 4 (4.17%) Amazon EC2
4 4 (4.17%) Amazon S3
4 4 (4.17%) Amazon SQS
5 2 (2.08%) AWS Lambda
5 2 (2.08%) IaaS
5 2 (2.08%) PaaS
5 2 (2.08%) Serverless
6 1 (1.04%) OpenShift
6 1 (1.04%) Oracle CX
Communications & Networking
1 22 (22.92%) Firewall
2 14 (14.58%) TCP/IP
3 9 (9.38%) SAN
4 8 (8.33%) iSCSI
4 8 (8.33%) LAN
4 8 (8.33%) WAN
5 7 (7.29%) Fibre Channel
5 7 (7.29%) Network Security
6 6 (6.25%) NetScaler
6 6 (6.25%) VPN
7 5 (5.21%) Cisco ASA
7 5 (5.21%) Cisco Wireless
7 5 (5.21%) DNS
7 5 (5.21%) HTTP
7 5 (5.21%) HTTPS
7 5 (5.21%) IPsec
7 5 (5.21%) Wireless
8 3 (3.13%) DHCP
8 3 (3.13%) LDAP
9 1 (1.04%) Ethernet
Database & Business Intelligence
1 13 (13.54%) RDBMS
1 13 (13.54%) Relational Database
2 10 (10.42%) Oracle Database
3 6 (6.25%) SQL Server
4 4 (4.17%) Amazon RDS
4 4 (4.17%) Big Data
4 4 (4.17%) MySQL
5 3 (3.13%) Oracle Database 10g
5 3 (3.13%) Oracle Database 11g
5 3 (3.13%) PostgreSQL
6 2 (2.08%) Amazon Redshift
6 2 (2.08%) MongoDB
6 2 (2.08%) NoSQL
6 2 (2.08%) Oracle Database 12c
7 1 (1.04%) SAP HANA
Development Applications
1 18 (18.75%) Jenkins
2 13 (13.54%) ClearCase
3 10 (10.42%) Git (software)
4 8 (8.33%) TeamCity
5 6 (6.25%) Atlassian Bamboo
6 5 (5.21%) Clang
6 5 (5.21%) CMake
6 5 (5.21%) Visual Studio
7 4 (4.17%) Bitbucket
7 4 (4.17%) GitLab
7 4 (4.17%) Subversion
8 2 (2.08%) JIRA
8 2 (2.08%) Sonatype Nexus
General
1 46 (47.92%) Finance
2 31 (32.29%) Banking
3 11 (11.46%) Back Office
4 3 (3.13%) Telecoms
5 2 (2.08%) Financial Institution
6 1 (1.04%) Investment Banking
6 1 (1.04%) Multimedia
Job Titles
1 24 (25.00%) DevOps Engineer
2 22 (22.92%) Linux Engineer
3 16 (16.67%) Developer
3 16 (16.67%) Senior Developer
4 15 (15.63%) Administrator
5 12 (12.50%) Systems Administrator
6 11 (11.46%) Core Java Developer
6 11 (11.46%) Java Developer
6 11 (11.46%) Senior Java Developer
6 11 (11.46%) Senior SQL Developer
6 11 (11.46%) SQL Developer
7 9 (9.38%) Operations Engineer
8 8 (8.33%) IT Engineer
9 7 (7.29%) AWS DevOps
9 7 (7.29%) AWS DevOps Engineer
9 7 (7.29%) AWS Engineer
9 7 (7.29%) Linux Administrator
9 7 (7.29%) Linux/Unix DevOps
9 7 (7.29%) Senior Linux Engineer
9 7 (7.29%) Unix Engineer
Libraries, Frameworks & Software Standards
1 7 (7.29%) FIX Protocol
2 5 (5.21%) LAMP
2 5 (5.21%) LLVM
3 4 (4.17%) .NET
4 2 (2.08%) IBM Integration Bus
5 1 (1.04%) Middleware
5 1 (1.04%) Oracle GoldenGate
5 1 (1.04%) SAP Basis
Miscellaneous
1 5 (5.21%) Linux Command Line
1 5 (5.21%) PKI
2 4 (4.17%) Data Centre
2 4 (4.17%) Enterprise Software
2 4 (4.17%) Replication
3 3 (3.13%) Computer Science
4 2 (2.08%) Analytical Skills
4 2 (2.08%) Hedge funds
4 2 (2.08%) Public Cloud
5 1 (1.04%) CLARiiON
5 1 (1.04%) Clustering
5 1 (1.04%) Digital Signage
5 1 (1.04%) EMC VMAX
5 1 (1.04%) EMC VNX
5 1 (1.04%) Equities
5 1 (1.04%) Management Information System
5 1 (1.04%) Media Streaming
5 1 (1.04%) Video on Demand
5 1 (1.04%) Video\Live Streaming
5 1 (1.04%) VxBlock/Vblock
Operating Systems
1 96 (100.00%) Linux
2 37 (38.54%) Unix
2 37 (38.54%) Windows
3 30 (31.25%) CentOS
4 13 (13.54%) Windows Server
5 12 (12.50%) Solaris
6 10 (10.42%) Ubuntu
7 7 (7.29%) Oracle Linux
8 6 (6.25%) Windows Server 2008
9 5 (5.21%) Debian
9 5 (5.21%) Kali Linux
10 1 (1.04%) FreeBSD
10 1 (1.04%) SUSE
10 1 (1.04%) VMS
Processes & Methodologies
1 30 (31.25%) DevOps
2 13 (13.54%) Configuration Management
2 13 (13.54%) Continuous Integration
2 13 (13.54%) ITIL
3 12 (12.50%) Change Control
4 11 (11.46%) Validation
5 10 (10.42%) Performance Tuning
6 8 (8.33%) Agile Software Development
6 8 (8.33%) Auto-Scaling
6 8 (8.33%) Electronic Trading
7 7 (7.29%) Disaster Recovery
8 6 (6.25%) Low Latency
9 5 (5.21%) Build Automation
9 5 (5.21%) Cryptography
9 5 (5.21%) ERP
9 5 (5.21%) Migration
9 5 (5.21%) Security Operations
9 5 (5.21%) SIEM
9 5 (5.21%) Two-Factor Authentication
9 5 (5.21%) Vulnerability Management
Programming Languages
1 39 (40.63%) Bash Shell
1 39 (40.63%) Java
1 39 (40.63%) Python
2 24 (25.00%) Shell Script
3 19 (19.79%) Ruby
4 18 (18.75%) SQL
5 15 (15.63%) Perl
6 12 (12.50%) Korn
7 10 (10.42%) JavaScript
7 10 (10.42%) PowerShell
8 5 (5.21%) C++
8 5 (5.21%) C-shell
9 4 (4.17%) PHP
10 1 (1.04%) C
10 1 (1.04%) Go
Qualifications
1 19 (19.79%) RHCE
2 7 (7.29%) Security Cleared
3 6 (6.25%) VMware Certified Professional (VCP)
4 5 (5.21%) CEH
4 5 (5.21%) CISSP
4 5 (5.21%) CREST Certified
4 5 (5.21%) GIAC
4 5 (5.21%) Linux+ Certification
4 5 (5.21%) LPIC
4 5 (5.21%) RHCA
4 5 (5.21%) RHCSA
4 5 (5.21%) SANS
4 5 (5.21%) SC Cleared
5 3 (3.13%) Degree
5 3 (3.13%) Microsoft Certification
6 2 (2.08%) Computer Science Degree
6 2 (2.08%) DV Cleared
6 2 (2.08%) MCSE
Quality Assurance & Compliance
1 5 (5.21%) ISO/IEC 27001
1 5 (5.21%) PCI DSS
2 2 (2.08%) SLA
3 1 (1.04%) QA
System Software
1 23 (23.96%) VMware Infrastructure
2 12 (12.50%) Docker
3 11 (11.46%) Active Directory
4 10 (10.42%) VMware ESXi
5 9 (9.38%) vSphere
6 6 (6.25%) Hyper-V
7 5 (5.21%) pfSense
7 5 (5.21%) Xen
8 4 (4.17%) XenServer
9 3 (3.13%) iptables
9 3 (3.13%) KVM
10 2 (2.08%) NFS
10 2 (2.08%) Virtual Machines
11 1 (1.04%) oVirt
11 1 (1.04%) Postfix
11 1 (1.04%) PowerDNS
11 1 (1.04%) Samba
Systems Management
1 31 (32.29%) Puppet
2 20 (20.83%) Ansible
3 13 (13.54%) Opscode Chef
4 6 (6.25%) Nagios
4 6 (6.25%) SolarWinds Orion
5 5 (5.21%) FortiGate
5 5 (5.21%) Salt
6 4 (4.17%) Cobbler
6 4 (4.17%) Icinga
6 4 (4.17%) Kubernetes
6 4 (4.17%) Terraform
6 4 (4.17%) Tivoli
7 3 (3.13%) Norton AntiVirus
7 3 (3.13%) Red Hat Satellite
8 2 (2.08%) NetBackup
8 2 (2.08%) Red Hat Spacewalk
9 1 (1.04%) Capistrano
9 1 (1.04%) Munin
9 1 (1.04%) Oracle Enterprise Manager
9 1 (1.04%) Oracle RMAN
Vendors
1 61 (63.54%) Red Hat
2 26 (27.08%) VMware
3 19 (19.79%) Oracle
4 11 (11.46%) HP
5 10 (10.42%) Microsoft
6 8 (8.33%) Citrix
6 8 (8.33%) NetApp
7 7 (7.29%) Cisco
7 7 (7.29%) F5
8 6 (6.25%) SolarWinds
8 6 (6.25%) Splunk
9 5 (5.21%) Aruba
9 5 (5.21%) CheckPoint
9 5 (5.21%) Extreme Networks
9 5 (5.21%) Fortinet
9 5 (5.21%) Juniper
9 5 (5.21%) Palo Alto
9 5 (5.21%) SonicWALL
9 5 (5.21%) WatchGuard
10 4 (4.17%) New Relic