Period
to 13 December 2017

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 13 December 2017 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
13 Dec 2017
Same period 2016 Same period 2015
Rank 152 123 143
Rank change year-on-year -29 +20 +37
Contract jobs citing Red Hat Enterprise Linux 94 116 124
As % of all contract IT jobs advertised in the City of London 1.30% 1.77% 1.47%
As % of the Operating Systems category 6.50% 8.44% 6.56%
Number of daily rates quoted 86 92 102
City of London median daily rate £575 £450 £440
Median daily rate % change year-on-year +27.78% +2.39% -2.33%
10th Percentile £413 £363 £350
90th Percentile £806 £586 £561
Central London median daily rate £550 £450 £438
% change year-on-year +22.22% +2.68% -2.61%
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 1447 1374 1890
As % of all contract IT jobs advertised in the City of London 20.09% 20.93% 22.48%
Number of daily rates quoted 1133 1076 1495
City of London median daily rate £483 £457 £442
Median daily rate % change year-on-year +5.64% +3.34% +10.50%
10th Percentile £213 £275 £225
90th Percentile £675 £625 £628
Central London median daily rate £475 £450 £438
% change year-on-year +5.56% +2.86% +9.38%
Number of hourly rates quoted 53 25 54
City of London median hourly rate £15.50 £19.00 £18.00
Median hourly rate % change year-on-year -18.42% +5.56% +12.50%
10th Percentile £11.25 £11.75 £12.04
90th Percentile £27.15 £42.00 £29.70
Central London median hourly rate £16.50 £17.98 £17.99
% change year-on-year -8.21% -0.08% +14.22%

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 13 December 2017.

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 13 December 2017, 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 94 (100.00%) Linux
2 47 (50.00%) Finance
3 44 (46.81%) Red Hat
4 43 (45.74%) Banking
5 36 (38.30%) Java
6 33 (35.11%) Unix
7 32 (34.04%) Windows
8 27 (28.72%) DevOps
9 26 (27.66%) VMware
10 25 (26.60%) Ansible
11 23 (24.47%) Sybase
12 22 (23.40%) Electronic Trading
12 22 (23.40%) Amazon AWS
13 21 (22.34%) ION MarketView
13 21 (22.34%) ION Trading
13 21 (22.34%) TIBCO EMS
13 21 (22.34%) FIX Protocol
13 21 (22.34%) Integration Testing
13 21 (22.34%) KDB
13 21 (22.34%) TIBCO
14 20 (21.28%) Foreign Exchange (FX)
15 19 (20.21%) Perl
15 19 (20.21%) Python
16 15 (15.96%) Windows Server
16 15 (15.96%) TCP/IP
16 15 (15.96%) Agile Software Development
16 15 (15.96%) Puppet
17 14 (14.89%) Bash Shell
18 13 (13.83%) PowerShell
18 13 (13.83%) Tomcat

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 13 (13.83%) Tomcat
2 10 (10.64%) JBoss
3 8 (8.51%) WebSphere
4 7 (7.45%) Apache
5 6 (6.38%) MQSeries
6 5 (5.32%) Apache Spark
6 5 (5.32%) IIS
7 3 (3.19%) nginx
7 3 (3.19%) OpenStack
8 2 (2.13%) Apache Solr
8 2 (2.13%) Confluence
8 2 (2.13%) WebSphere Application Server
9 1 (1.06%) Adobe Experience Manager
9 1 (1.06%) CICS
9 1 (1.06%) IBM HTTP Server
9 1 (1.06%) WebLogic
Business Applications
1 21 (22.34%) ION MarketView
2 3 (3.19%) Temenos T24
Cloud Services
1 22 (23.40%) Amazon AWS
2 9 (9.57%) Microsoft Azure
3 7 (7.45%) PaaS
4 6 (6.38%) IaaS
5 2 (2.13%) Amazon EC2
5 2 (2.13%) Amazon ELB
5 2 (2.13%) GitHub
6 1 (1.06%) Amazon S3
6 1 (1.06%) AWS CloudFormation
6 1 (1.06%) OpenShift
6 1 (1.06%) Route 53
6 1 (1.06%) SaaS
Communications & Networking
1 15 (15.96%) TCP/IP
2 10 (10.64%) HTTP
2 10 (10.64%) SAN
2 10 (10.64%) SSL
3 9 (9.57%) Firewall
4 7 (7.45%) LDAP
5 6 (6.38%) Kerberos
6 5 (5.32%) DNS
7 4 (4.26%) NAS
7 4 (4.26%) VPN
8 3 (3.19%) DHCP
8 3 (3.19%) SMTP
9 2 (2.13%) Cisco ASA
9 2 (2.13%) Fibre Channel
9 2 (2.13%) Intranet
9 2 (2.13%) Network Security
9 2 (2.13%) snoop
9 2 (2.13%) tcpdump
9 2 (2.13%) Wireshark
10 1 (1.06%) BIG-IP
Database & Business Intelligence
1 21 (22.34%) KDB
2 10 (10.64%) MongoDB
3 8 (8.51%) MySQL
4 7 (7.45%) PostgreSQL
5 5 (5.32%) Apache Hive
5 5 (5.32%) Hadoop
5 5 (5.32%) RDBMS
5 5 (5.32%) Relational Database
6 3 (3.19%) Apache Cassandra
6 3 (3.19%) Big Data
6 3 (3.19%) HBase
6 3 (3.19%) Impala
6 3 (3.19%) SQL Server
7 1 (1.06%) Amazon RDS
7 1 (1.06%) Cloudera CDH
7 1 (1.06%) Data Warehouse
7 1 (1.06%) DB2
7 1 (1.06%) NoSQL
Development Applications
1 11 (11.70%) Jenkins
2 5 (5.32%) Maven
3 4 (4.26%) IBM UrbanCode
4 3 (3.19%) JIRA
4 3 (3.19%) Subversion
5 2 (2.13%) Bitbucket
5 2 (2.13%) ClearCase
5 2 (2.13%) Sonatype Nexus
6 1 (1.06%) Git (software)
6 1 (1.06%) Metasploit
General
1 47 (50.00%) Finance
2 43 (45.74%) Banking
3 6 (6.38%) Investment Banking
3 6 (6.38%) Retail Banking
4 2 (2.13%) Back Office
5 1 (1.06%) Advertising
5 1 (1.06%) Financial Institution
5 1 (1.06%) Telecoms
Job Titles
1 26 (27.66%) Developer
2 24 (25.53%) Java Developer
3 21 (22.34%) Electronic Trading Developer
3 21 (22.34%) Electronic Trading Java Developer
3 21 (22.34%) Senior Developer
3 21 (22.34%) Senior Java Developer
4 19 (20.21%) DevOps Engineer
5 14 (14.89%) Linux Engineer
6 11 (11.70%) AWS DevOps
6 11 (11.70%) Infrastructure Engineer
6 11 (11.70%) Senior DevOps
7 10 (10.64%) Administrator
8 9 (9.57%) AWS DevOps Engineer
8 9 (9.57%) AWS Engineer
8 9 (9.57%) Senior DevOps Engineer
9 8 (8.51%) Systems Administrator
10 7 (7.45%) Security Engineer
11 6 (6.38%) Unix Engineer
12 5 (5.32%) Operations Engineer
12 5 (5.32%) Senior Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 21 (22.34%) FIX Protocol
1 21 (22.34%) TIBCO EMS
2 11 (11.70%) .NET
3 8 (8.51%) Middleware
4 7 (7.45%) HTML
4 7 (7.45%) WebSphere MQ
4 7 (7.45%) XML
5 6 (6.38%) Java EE
6 5 (5.32%) Ajax
6 5 (5.32%) jQuery
6 5 (5.32%) Kafka
6 5 (5.32%) RESTful
7 3 (3.19%) IBM Integration Bus
7 3 (3.19%) Sensu
7 3 (3.19%) XSLT
8 2 (2.13%) REST
9 1 (1.06%) EJB 3.0
9 1 (1.06%) HTML5
9 1 (1.06%) JPA
9 1 (1.06%) Node.js
Miscellaneous
1 20 (21.28%) Foreign Exchange (FX)
2 7 (7.45%) Analytical Skills
3 5 (5.32%) Computer Science
4 4 (4.26%) Enterprise Software
5 2 (2.13%) Clustering
5 2 (2.13%) Data Centre
5 2 (2.13%) DataPower
5 2 (2.13%) EMC VMAX
5 2 (2.13%) Public Cloud
6 1 (1.06%) Cyber Defence
6 1 (1.06%) Enterprise Storage
6 1 (1.06%) Fintech
6 1 (1.06%) Grid Computing
6 1 (1.06%) Hedge funds
6 1 (1.06%) Mainframe
6 1 (1.06%) Management Information System
6 1 (1.06%) PKI
6 1 (1.06%) Replication
6 1 (1.06%) Video\Live Streaming
Operating Systems
1 94 (100.00%) Linux
2 33 (35.11%) Unix
3 32 (34.04%) Windows
4 15 (15.96%) Windows Server
5 12 (12.77%) Solaris
6 8 (8.51%) Windows Server 2012
7 7 (7.45%) Ubuntu
8 5 (5.32%) Windows Server 2008
9 3 (3.19%) CentOS
10 2 (2.13%) AIX
10 2 (2.13%) Windows 7
11 1 (1.06%) HPUX
11 1 (1.06%) Oracle Linux
11 1 (1.06%) SUSE
11 1 (1.06%) zOS
Processes & Methodologies
1 27 (28.72%) DevOps
2 22 (23.40%) Electronic Trading
3 21 (22.34%) Integration Testing
4 15 (15.96%) Agile Software Development
5 7 (7.45%) Continuous Delivery
5 7 (7.45%) SIEM
6 6 (6.38%) Continuous Integration
6 6 (6.38%) Open Source
6 6 (6.38%) Performance Monitoring
6 6 (6.38%) Performance Tuning
7 5 (5.32%) Change Control
7 5 (5.32%) Change Management
8 4 (4.26%) Application Performance Monitoring
8 4 (4.26%) Configuration Management
8 4 (4.26%) Load Balancing
8 4 (4.26%) Release Management
8 4 (4.26%) Root Cause Analysis
9 3 (3.19%) Continuous Improvement
9 3 (3.19%) Refactoring
9 3 (3.19%) Time Management
Programming Languages
1 36 (38.30%) Java
2 19 (20.21%) Perl
2 19 (20.21%) Python
3 14 (14.89%) Bash Shell
4 13 (13.83%) JavaScript
4 13 (13.83%) PowerShell
5 12 (12.77%) Shell Script
6 9 (9.57%) SQL
7 8 (8.51%) C++
8 6 (6.38%) PHP
9 2 (2.13%) C#
9 2 (2.13%) Korn
9 2 (2.13%) Ruby
10 1 (1.06%) C
10 1 (1.06%) Go
10 1 (1.06%) Groovy
10 1 (1.06%) Scala
Qualifications
1 5 (5.32%) Degree
2 4 (4.26%) Computer Science Degree
2 4 (4.26%) RHCE
3 3 (3.19%) RHCA
3 3 (3.19%) SC Cleared
3 3 (3.19%) Security Cleared
4 1 (1.06%) AWS Certification
4 1 (1.06%) Numerate Degree
4 1 (1.06%) VCP5
4 1 (1.06%) VERITAS Certified Professional (VCP)
4 1 (1.06%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 2 (2.13%) SLA
2 1 (1.06%) Sarbanes-Oxley
System Software
1 11 (11.70%) VMware ESXi
2 7 (7.45%) Docker
2 7 (7.45%) vCloud
2 7 (7.45%) VMware Infrastructure
3 5 (5.32%) Active Directory
3 5 (5.32%) Hyper-V
4 3 (3.19%) HDFS
5 2 (2.13%) Apache Flume
5 2 (2.13%) Apache ZooKeeper
5 2 (2.13%) iptables
5 2 (2.13%) KVM
5 2 (2.13%) vSphere
6 1 (1.06%) NFS
6 1 (1.06%) Samba
6 1 (1.06%) Veritas Volume Manager
Systems Management
1 25 (26.60%) Ansible
2 15 (15.96%) Puppet
3 6 (6.38%) Kubernetes
4 5 (5.32%) NetBackup
4 5 (5.32%) Oozie
4 5 (5.32%) Opscode Chef
5 4 (4.26%) Terraform
6 3 (3.19%) Red Hat Satellite
6 3 (3.19%) Salt
6 3 (3.19%) SCCM
7 2 (2.13%) Ambari
7 2 (2.13%) Apache Slider
7 2 (2.13%) Backup Exec
7 2 (2.13%) BladeLogic
7 2 (2.13%) Hadoop YARN
7 2 (2.13%) Nessus
7 2 (2.13%) QRadar
7 2 (2.13%) vMotion
7 2 (2.13%) vRealize
8 1 (1.06%) Packer
Vendors
1 44 (46.81%) Red Hat
2 26 (27.66%) VMware
3 23 (24.47%) Sybase
4 21 (22.34%) ION Trading
4 21 (22.34%) TIBCO
5 13 (13.83%) IBM
6 11 (11.70%) SaltStack
7 10 (10.64%) Microsoft
8 7 (7.45%) Oracle
9 6 (6.38%) Veritas
10 5 (5.32%) CyberArk
10 5 (5.32%) EMC
11 4 (4.26%) Cisco
11 4 (4.26%) HP
11 4 (4.26%) McAfee
11 4 (4.26%) Splunk
11 4 (4.26%) Tableau
12 3 (3.19%) Atlassian
12 3 (3.19%) Symantec
12 3 (3.19%) Temenos