Period
to 16 January 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Red Hat Enterprise Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Red Hat Enterprise Linux over the 6 months to 16 January 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.

Red Hat Enterprise Linux (RHEL)
Central London > City of London
6 months to
16 Jan 2018
Same period 2017 Same period 2016
Rank 150 124 130
Rank change year-on-year -26 +6 +54
Contract jobs citing Red Hat Enterprise Linux 93 107 108
As % of all contract IT jobs advertised in the City of London 1.32% 1.72% 1.51%
As % of the Operating Systems category 6.48% 8.04% 6.69%
Number of daily rates quoted 85 85 87
City of London median daily rate £550 £450 £450
Median daily rate % change year-on-year +22.22% - +5.88%
10th Percentile £413 £363 £324
90th Percentile £813 £592 £588
Central London median daily rate £525 £450 £439
% change year-on-year +16.67% +2.51% +3.29%
Number of hourly rates quoted 0 1 0
City of London median hourly rate - £24.00 -
Central London median hourly rate - £24.00 -

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 contract job vacancies advertised in the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Contract vacancies with a requirement for operating system skills 1,436 1,331 1,614
As % of all contract IT jobs advertised in the City of London 20.35% 21.45% 22.54%
Number of daily rates quoted 1,129 1,051 1,258
City of London median daily rate £490 £450 £450
Median daily rate % change year-on-year +8.89% - +8.43%
10th Percentile £243 £300 £225
90th Percentile £675 £625 £625
Central London median daily rate £475 £450 £438
% change year-on-year +5.56% +2.74% +6.18%
Number of hourly rates quoted 54 25 48
City of London median hourly rate £15.00 £21.75 £19.75
Median hourly rate % change year-on-year -31.03% +10.13% +23.44%
10th Percentile £11.25 £13.10 £12.04
90th Percentile £26.98 £79.00 £38.75
Central London median hourly rate £15.75 £18.85 £18.00
% change year-on-year -16.45% +4.72% +16.13%

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
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Red Hat Enterprise Linux in the City of London.

Contractor daily rate trend for Red Hat Enterprise Linux in the City of London

Red Hat Enterprise Linux
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Red Hat Enterprise Linux in the City of London over the 6 months to 16 January 2018.

Contractor daily rate histogram for Red Hat Enterprise Linux in the City of London

Red Hat Enterprise Linux
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Red Hat Enterprise Linux in the City of London

For the 6 months to 16 January 2018, IT contractor 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 contract ads across the City of London region with a requirement for Red Hat Enterprise Linux.

1 93 (100.00%) Linux
2 45 (48.39%) Finance
3 42 (45.16%) Banking
3 42 (45.16%) Red Hat
4 39 (41.94%) Java
5 30 (32.26%) Windows
6 28 (30.11%) Unix
7 25 (26.88%) DevOps
8 24 (25.81%) Ansible
9 23 (24.73%) Python
9 23 (24.73%) Sybase
10 22 (23.66%) VMware
10 22 (23.66%) Amazon AWS
11 21 (22.58%) TIBCO EMS
11 21 (22.58%) FIX Protocol
11 21 (22.58%) Integration Testing
11 21 (22.58%) Electronic Trading
11 21 (22.58%) KDB
11 21 (22.58%) ION MarketView
11 21 (22.58%) TIBCO
11 21 (22.58%) ION Trading
12 20 (21.51%) Foreign Exchange (FX)
13 16 (17.20%) Tomcat
14 15 (16.13%) Perl
15 14 (15.05%) JavaScript
15 14 (15.05%) Agile Software Development
15 14 (15.05%) Puppet
16 13 (13.98%) Bash Shell
16 13 (13.98%) PowerShell
16 13 (13.98%) Windows Server

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 16 (17.20%) Tomcat
2 11 (11.83%) JBoss
3 7 (7.53%) Apache Spark
3 7 (7.53%) WebSphere
4 6 (6.45%) Apache
4 6 (6.45%) MQSeries
5 4 (4.30%) nginx
5 4 (4.30%) OpenStack
6 3 (3.23%) IIS
7 2 (2.15%) Apache Solr
8 1 (1.08%) Adobe Experience Manager
8 1 (1.08%) Confluence
8 1 (1.08%) MS Exchange
8 1 (1.08%) WebLogic
8 1 (1.08%) WebSphere Application Server
Business Applications
1 21 (22.58%) ION MarketView
2 3 (3.23%) Temenos T24
Cloud Services
1 22 (23.66%) Amazon AWS
2 8 (8.60%) Microsoft Azure
3 5 (5.38%) PaaS
4 4 (4.30%) IaaS
5 1 (1.08%) Amazon EC2
5 1 (1.08%) Amazon ELB
5 1 (1.08%) Amazon S3
5 1 (1.08%) AWS CloudFormation
5 1 (1.08%) GitHub
5 1 (1.08%) OpenShift
5 1 (1.08%) Route 53
Communications & Networking
1 11 (11.83%) TCP/IP
2 10 (10.75%) SAN
3 8 (8.60%) HTTP
3 8 (8.60%) LDAP
3 8 (8.60%) SSL
4 7 (7.53%) Firewall
4 7 (7.53%) Kerberos
5 4 (4.30%) DNS
6 3 (3.23%) DHCP
6 3 (3.23%) NAS
6 3 (3.23%) SMTP
7 2 (2.15%) Cisco ASA
7 2 (2.15%) Fibre Channel
7 2 (2.15%) Intranet
7 2 (2.15%) Network Security
7 2 (2.15%) snoop
7 2 (2.15%) tcpdump
7 2 (2.15%) VPN
7 2 (2.15%) Wireshark
Database & Business Intelligence
1 21 (22.58%) KDB
2 9 (9.68%) MongoDB
3 7 (7.53%) MySQL
4 6 (6.45%) Apache Hive
4 6 (6.45%) Hadoop
4 6 (6.45%) Relational Database
5 5 (5.38%) Big Data
5 5 (5.38%) PostgreSQL
5 5 (5.38%) RDBMS
6 4 (4.30%) HBase
6 4 (4.30%) Impala
7 3 (3.23%) Apache Cassandra
7 3 (3.23%) SQL Server
8 2 (2.15%) NoSQL
9 1 (1.08%) Amazon RDS
9 1 (1.08%) Cloudera CDH
9 1 (1.08%) Data Warehouse
9 1 (1.08%) Mahout
Development Applications
1 11 (11.83%) Jenkins
2 6 (6.45%) Maven
3 3 (3.23%) IBM UrbanCode
4 2 (2.15%) ClearCase
4 2 (2.15%) JIRA
4 2 (2.15%) Sonatype Nexus
4 2 (2.15%) Subversion
4 2 (2.15%) Travis CI
5 1 (1.08%) Bitbucket
5 1 (1.08%) Git (software)
5 1 (1.08%) JConsole
5 1 (1.08%) JProfiler
5 1 (1.08%) Metasploit
5 1 (1.08%) TeamCity
5 1 (1.08%) VisualVM
General
1 45 (48.39%) Finance
2 42 (45.16%) Banking
3 6 (6.45%) Retail Banking
4 5 (5.38%) Investment Banking
5 2 (2.15%) Back Office
6 1 (1.08%) Advertising
6 1 (1.08%) Financial Institution
6 1 (1.08%) Retail
6 1 (1.08%) Telecoms
Job Titles
1 26 (27.96%) Developer
2 24 (25.81%) Java Developer
3 21 (22.58%) Electronic Trading Developer
3 21 (22.58%) Electronic Trading Java Developer
3 21 (22.58%) Senior Developer
3 21 (22.58%) Senior Java Developer
4 16 (17.20%) DevOps Engineer
4 16 (17.20%) Linux Engineer
5 10 (10.75%) AWS DevOps
5 10 (10.75%) Senior DevOps
6 9 (9.68%) Infrastructure Engineer
7 8 (8.60%) Administrator
7 8 (8.60%) Security Engineer
8 7 (7.53%) AWS DevOps Engineer
8 7 (7.53%) AWS Engineer
8 7 (7.53%) Senior DevOps Engineer
8 7 (7.53%) Systems Administrator
9 6 (6.45%) Unix Engineer
10 5 (5.38%) Analyst
10 5 (5.38%) Operations Engineer
Libraries, Frameworks & Software Standards
1 21 (22.58%) FIX Protocol
1 21 (22.58%) TIBCO EMS
2 10 (10.75%) .NET
3 8 (8.60%) HTML
4 7 (7.53%) Middleware
5 6 (6.45%) Kafka
5 6 (6.45%) Sensu
5 6 (6.45%) WebSphere MQ
6 5 (5.38%) XML
7 4 (4.30%) Java EE
8 3 (3.23%) Ajax
8 3 (3.23%) IBM Integration Bus
8 3 (3.23%) jQuery
8 3 (3.23%) RESTful
8 3 (3.23%) Web Services
9 2 (2.15%) AngularJS
9 2 (2.15%) HTML5
9 2 (2.15%) REST
9 2 (2.15%) XSLT
10 1 (1.08%) React
Miscellaneous
1 20 (21.51%) Foreign Exchange (FX)
2 8 (8.60%) Computer Science
3 7 (7.53%) Analytical Skills
4 3 (3.23%) Enterprise Software
5 2 (2.15%) Data Centre
5 2 (2.15%) EMC VMAX
5 2 (2.15%) Grid Computing
6 1 (1.08%) Analytical Mindset
6 1 (1.08%) Clustering
6 1 (1.08%) Cyber Defence
6 1 (1.08%) DataPower
6 1 (1.08%) Enterprise Storage
6 1 (1.08%) Mainframe
6 1 (1.08%) Management Information System
6 1 (1.08%) Public Cloud
6 1 (1.08%) Security Operations Centre
6 1 (1.08%) Video\Live Streaming
Operating Systems
1 93 (100.00%) Linux
2 30 (32.26%) Windows
3 28 (30.11%) Unix
4 13 (13.98%) Windows Server
5 11 (11.83%) Solaris
6 8 (8.60%) Windows Server 2012
7 7 (7.53%) Windows Server 2008
8 5 (5.38%) Ubuntu
9 3 (3.23%) CentOS
9 3 (3.23%) Windows 7
10 1 (1.08%) AIX
10 1 (1.08%) HPUX
10 1 (1.08%) Oracle Linux
10 1 (1.08%) Windows 8
Processes & Methodologies
1 25 (26.88%) DevOps
2 21 (22.58%) Electronic Trading
2 21 (22.58%) Integration Testing
3 14 (15.05%) Agile Software Development
4 8 (8.60%) SIEM
5 7 (7.53%) Change Management
5 7 (7.53%) Continuous Integration
6 6 (6.45%) Open Source
6 6 (6.45%) Root Cause Analysis
7 5 (5.38%) Configuration Management
7 5 (5.38%) Continuous Delivery
7 5 (5.38%) Performance Tuning
8 4 (4.30%) ETL
8 4 (4.30%) Information Security
8 4 (4.30%) Performance Monitoring
8 4 (4.30%) Refactoring
9 3 (3.23%) Capacity Planning
9 3 (3.23%) Incident Management
9 3 (3.23%) Load Balancing
9 3 (3.23%) Release Management
Programming Languages
1 39 (41.94%) Java
2 23 (24.73%) Python
3 15 (16.13%) Perl
4 14 (15.05%) JavaScript
5 13 (13.98%) Bash Shell
5 13 (13.98%) PowerShell
6 12 (12.90%) Shell Script
7 8 (8.60%) C++
7 8 (8.60%) SQL
8 7 (7.53%) PHP
9 4 (4.30%) Ruby
10 2 (2.15%) C
10 2 (2.15%) C#
10 2 (2.15%) Korn
11 1 (1.08%) Go
11 1 (1.08%) Groovy
11 1 (1.08%) Scala
Qualifications
1 6 (6.45%) Degree
2 5 (5.38%) Computer Science Degree
3 4 (4.30%) RHCE
3 4 (4.30%) SC Cleared
3 4 (4.30%) Security Cleared
4 3 (3.23%) RHCA
5 2 (2.15%) AWS Certification
6 1 (1.08%) Numerate Degree
6 1 (1.08%) VCP5
6 1 (1.08%) VERITAS Certified Professional (VCP)
6 1 (1.08%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 1 (1.08%) QA
1 1 (1.08%) Sarbanes-Oxley
1 1 (1.08%) SLA
System Software
1 12 (12.90%) VMware ESXi
2 7 (7.53%) Docker
3 6 (6.45%) VMware Infrastructure
4 5 (5.38%) Hyper-V
4 5 (5.38%) vCloud
5 4 (4.30%) Active Directory
6 3 (3.23%) HDFS
6 3 (3.23%) vSphere
7 2 (2.15%) Apache Flume
7 2 (2.15%) Apache ZooKeeper
7 2 (2.15%) iptables
7 2 (2.15%) KVM
8 1 (1.08%) NFS
8 1 (1.08%) Samba
8 1 (1.08%) Veritas Volume Manager
Systems Management
1 24 (25.81%) Ansible
2 14 (15.05%) Puppet
3 6 (6.45%) Oozie
4 5 (5.38%) NetBackup
4 5 (5.38%) Opscode Chef
5 4 (4.30%) Kubernetes
5 4 (4.30%) Red Hat Satellite
5 4 (4.30%) Salt
5 4 (4.30%) Terraform
6 3 (3.23%) BladeLogic
6 3 (3.23%) Nessus
6 3 (3.23%) QRadar
7 2 (2.15%) Ambari
7 2 (2.15%) Apache Slider
7 2 (2.15%) Backup Exec
7 2 (2.15%) Capistrano
7 2 (2.15%) Hadoop YARN
7 2 (2.15%) SCCM
7 2 (2.15%) vMotion
7 2 (2.15%) vRealize
Vendors
1 42 (45.16%) Red Hat
2 23 (24.73%) Sybase
3 22 (23.66%) VMware
4 21 (22.58%) ION Trading
4 21 (22.58%) TIBCO
5 12 (12.90%) IBM
6 9 (9.68%) Microsoft
6 9 (9.68%) SaltStack
7 7 (7.53%) Oracle
8 6 (6.45%) Splunk
8 6 (6.45%) Veritas
9 5 (5.38%) CyberArk
9 5 (5.38%) EMC
9 5 (5.38%) Tableau
10 4 (4.30%) Cisco
10 4 (4.30%) Cloudera
10 4 (4.30%) HP
10 4 (4.30%) McAfee
11 3 (3.23%) Symantec
11 3 (3.23%) Temenos