Period
to 19 November 2018

The following table provides summary statistics for contract job vacancies advertised in London 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 19 November 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
England > London
6 months to
19 Nov 2018
Same period 2017 Same period 2016
Rank 18 11 10
Rank change year-on-year -7 -1 +4
Contract jobs citing Linux 3,837 4,450 4,537
As % of all contract IT jobs advertised in London 8.33% 9.63% 10.10%
As % of the Operating Systems category 41.30% 46.08% 48.59%
Number of daily rates quoted 2,723 3,163 3,235
London median daily rate £525 £515 £475
Median daily rate % change year-on-year +1.94% +8.42% +0.53%
10th Percentile £375 £363 £350
90th Percentile £675 £663 £625
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 28 45 41
London median hourly rate £35.00 £37.50 £40.00
Median hourly rate % change year-on-year -6.67% -6.25% +6.67%
10th Percentile £15.18 £21.25 £23.50
90th Percentile £54.87 £55.50 £50.00
England median hourly rate £42.50 £41.00 £40.00
% change year-on-year +3.66% +2.50% +6.67%

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 London with a requirement for operating system skills.

All Operating Systems
London
Contract vacancies with a requirement for operating system skills 9,291 9,657 9,338
As % of all contract IT jobs advertised in London 20.18% 20.89% 20.79%
Number of daily rates quoted 6,508 6,853 6,470
London median daily rate £488 £475 £450
Median daily rate % change year-on-year +2.63% +5.56% +5.88%
10th Percentile £190 £205 £231
90th Percentile £650 £638 £600
England median daily rate £425 £425 £410
% change year-on-year - +3.66% +2.50%
Number of hourly rates quoted 276 276 208
London median hourly rate £18.70 £19.25 £18.23
Median hourly rate % change year-on-year -2.86% +5.62% +4.59%
10th Percentile £12.50 £12.00 £11.25
90th Percentile £45.63 £47.83 £48.62
England median hourly rate £17.50 £17.50 £16.50
% change year-on-year - +6.06% -

Linux
Job Vacancy Trend in London

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

Job vacancy trend for Linux in London

Linux
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Linux in London

Linux
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Linux in London over the 6 months to 19 November 2018.

Contractor daily rate histogram for Linux in London

Linux
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Linux in London

Linux
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing Linux in London over the 6 months to 19 November 2018.

Contractor hourly rate histogram for Linux in London

Linux
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the London region over the 6 months to 19 November 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
Central London -6 690 £550 +4.76% 342
South London -12 232 £500 -4.76% 52
West London -14 160 £488 - 187
East London -30 59 £531 +3.16% 64
North London +8 26 £463 +4.23% 20
Linux
England

For the 6 months to 19 November 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 London region with a requirement for Linux.

1 1,448 (37.74%) DevOps
2 1,279 (33.33%) Python
3 1,223 (31.87%) Amazon AWS
4 1,188 (30.96%) Agile Software Development
5 1,136 (29.61%) Java
6 1,046 (27.26%) Unix
7 990 (25.80%) Windows
8 957 (24.94%) Docker
9 948 (24.71%) Ansible
10 914 (23.82%) Jenkins
11 848 (22.10%) Finance
12 800 (20.85%) Git (software)
13 787 (20.51%) SQL
14 732 (19.08%) Terraform
15 646 (16.84%) Kubernetes
16 625 (16.29%) Puppet
17 595 (15.51%) Bash Shell
18 572 (14.91%) Red Hat Enterprise Linux
19 536 (13.97%) Continuous Integration
20 531 (13.84%) Configuration Management
21 503 (13.11%) Microsoft Azure
22 495 (12.90%) Red Hat
23 489 (12.74%) Opscode Chef
24 485 (12.64%) Banking
25 462 (12.04%) Oracle
26 450 (11.73%) JavaScript
27 392 (10.22%) Security Cleared
28 386 (10.06%) VMware
29 380 (9.90%) Apache
30 370 (9.64%) Perl

Linux
Co-occurring IT Skills in 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
1 380 (9.90%) Apache
2 219 (5.71%) Elasticsearch
3 195 (5.08%) Confluence
4 174 (4.53%) Apache Spark
5 157 (4.09%) Tomcat
6 126 (3.28%) JBoss
7 115 (3.00%) WebLogic
8 93 (2.42%) IIS
9 92 (2.40%) OpenStack
10 89 (2.32%) nginx
11 56 (1.46%) MS Exchange
12 52 (1.36%) CMS
13 49 (1.28%) WebSphere
14 42 (1.09%) Oracle Service Bus
15 33 (0.86%) Apache Solr
16 31 (0.81%) Drupal
17 29 (0.76%) Jetty
17 29 (0.76%) Mule
18 24 (0.63%) SharePoint
19 21 (0.55%) WordPress
Applications
1 50 (1.30%) Microsoft Office
2 30 (0.78%) Microsoft Excel
3 19 (0.50%) MS Visio
4 11 (0.29%) Microsoft PowerPoint
5 9 (0.23%) Microsoft Project
6 4 (0.10%) HipChat
7 3 (0.078%) Chatbot
8 2 (0.052%) Spreadsheet
9 1 (0.026%) Adobe Creative Suite
9 1 (0.026%) AutoCAD
9 1 (0.026%) Houdini
9 1 (0.026%) InVision
9 1 (0.026%) Maya
9 1 (0.026%) NUKE
9 1 (0.026%) Shockwave
9 1 (0.026%) Stata
Business Applications
1 29 (0.76%) ION MarketView
2 11 (0.29%) Salesforce.com CRM
3 10 (0.26%) Maximo
4 5 (0.13%) Oracle Retail
5 4 (0.10%) BusinessWorks
5 4 (0.10%) Oracle Cash Management
5 4 (0.10%) Oracle EBS
5 4 (0.10%) Oracle Financials
6 3 (0.078%) Oracle Applications
6 3 (0.078%) Payment Gateway
6 3 (0.078%) Remedy ITSM
6 3 (0.078%) Sentinel
7 2 (0.052%) Distributed Ledger
7 2 (0.052%) Infor SunSystems
7 2 (0.052%) Kondor
7 2 (0.052%) Magento
7 2 (0.052%) Oracle EBS R12
7 2 (0.052%) R3 Corda
7 2 (0.052%) Siebel CRM
7 2 (0.052%) Temenos T24
Cloud Services
1 1,223 (31.87%) Amazon AWS
2 503 (13.11%) Microsoft Azure
3 234 (6.10%) AWS CloudFormation
4 215 (5.60%) GitHub
5 186 (4.85%) Amazon EC2
6 171 (4.46%) Google Cloud Platform
7 168 (4.38%) PaaS
8 145 (3.78%) IaaS
9 139 (3.62%) Amazon S3
10 122 (3.18%) Serverless
11 104 (2.71%) AWS Lambda
12 101 (2.63%) Virtual Private Cloud
13 90 (2.35%) OpenShift
14 83 (2.16%) Amazon CloudWatch
15 77 (2.01%) SaaS
16 70 (1.82%) Cloud Computing
17 60 (1.56%) Office 365
18 55 (1.43%) Datadog
19 41 (1.07%) Amazon EMR
20 40 (1.04%) Amazon ELB
Communications & Networking
1 290 (7.56%) Firewall
2 248 (6.46%) DNS
3 232 (6.05%) HTTP
4 200 (5.21%) TCP/IP
5 147 (3.83%) SSL
6 103 (2.68%) VPN
7 84 (2.19%) Kerberos
8 77 (2.01%) DHCP
9 75 (1.95%) SAN
10 69 (1.80%) LAN
11 68 (1.77%) WAN
12 62 (1.62%) Internet
13 54 (1.41%) FTP
14 48 (1.25%) Network Security
15 36 (0.94%) BIG-IP
16 35 (0.91%) SSH
16 35 (0.91%) Wireless
17 30 (0.78%) NAS
18 29 (0.76%) MPLS
19 27 (0.70%) IPsec
Database & Business Intelligence
1 360 (9.38%) SQL Server
2 322 (8.39%) MySQL
3 300 (7.82%) PostgreSQL
4 256 (6.67%) Hadoop
4 256 (6.67%) NoSQL
5 249 (6.49%) Relational Database
6 243 (6.33%) MongoDB
7 226 (5.89%) Big Data
8 105 (2.74%) Apache Cassandra
9 102 (2.66%) Oracle Database
10 100 (2.61%) Amazon RDS
11 91 (2.37%) Apache Hive
12 81 (2.11%) HBase
13 71 (1.85%) RDBMS
13 71 (1.85%) Redis
14 45 (1.17%) Data Warehouse
15 41 (1.07%) KDB
16 36 (0.94%) Amazon Redshift
17 35 (0.91%) Oracle Database 12c
18 31 (0.81%) Sqoop
Development Applications
1 914 (23.82%) Jenkins
2 800 (20.85%) Git (software)
3 326 (8.50%) JIRA
4 283 (7.38%) Maven
5 176 (4.59%) Subversion
6 156 (4.07%) GitLab
7 150 (3.91%) Artifactory
7 150 (3.91%) TeamCity
8 147 (3.83%) Atlassian Bamboo
9 142 (3.70%) Cucumber
10 128 (3.34%) Selenium
11 123 (3.21%) Sonatype Nexus
12 112 (2.92%) Gradle
13 108 (2.81%) JUnit
14 98 (2.55%) Bitbucket
15 94 (2.45%) Hudson
16 87 (2.27%) Vagrant
17 55 (1.43%) Travis CI
18 47 (1.22%) Ant
19 41 (1.07%) MSBuild
General
1 848 (22.10%) Finance
2 485 (12.64%) Banking
3 250 (6.52%) Front Office
4 165 (4.30%) Investment Banking
5 118 (3.08%) Retail
6 63 (1.64%) Telecoms
7 59 (1.54%) Financial Institution
8 57 (1.49%) Publishing
9 43 (1.12%) Games
9 43 (1.12%) Marketing
10 39 (1.02%) Back Office
10 39 (1.02%) Manufacturing
11 33 (0.86%) Advertising
12 32 (0.83%) Legal
13 25 (0.65%) Electronics
14 21 (0.55%) Law
15 19 (0.50%) Retail Banking
16 8 (0.21%) Russian Language
17 5 (0.13%) Billing
17 5 (0.13%) German Language
Job Titles
1 943 (24.58%) DevOps Engineer
2 937 (24.42%) Developer
3 341 (8.89%) Java Developer
4 328 (8.55%) AWS Engineer
5 292 (7.61%) Linux Engineer
6 268 (6.98%) AWS DevOps
7 264 (6.88%) Architect
8 237 (6.18%) AWS DevOps Engineer
9 169 (4.40%) Administrator
10 168 (4.38%) Cloud Engineer
11 163 (4.25%) Linux/Unix DevOps
12 160 (4.17%) Analyst
13 130 (3.39%) Infrastructure Engineer
14 129 (3.36%) Senior Developer
15 127 (3.31%) Linux DevOps Engineer
16 123 (3.21%) Consultant
17 113 (2.95%) Software Engineer
18 111 (2.89%) C++ Developer
19 109 (2.84%) Python Developer
20 102 (2.66%) Support Analyst
Libraries, Frameworks & Software Standards
1 337 (8.78%) Web Services
2 271 (7.06%) Spring
3 241 (6.28%) HTML
4 233 (6.07%) Kafka
5 232 (6.05%) REST
6 203 (5.29%) CSS
7 200 (5.21%) Node.js
8 199 (5.19%) Middleware
9 177 (4.61%) Elastic Stack
10 167 (4.35%) AngularJS
11 157 (4.09%) .NET
11 157 (4.09%) React
12 148 (3.86%) JSON
13 147 (3.83%) XML
14 139 (3.62%) RESTful
15 124 (3.23%) Spring Boot
16 114 (2.97%) HTML5
17 109 (2.84%) J2EE
18 95 (2.48%) LDAP
19 90 (2.35%) LAMP
Miscellaneous
1 236 (6.15%) Data Centre
2 191 (4.98%) Analytical Skills
3 174 (4.53%) Linux Command Line
4 158 (4.12%) Greenfield Project
5 146 (3.81%) Computer Science
6 131 (3.41%) Public Cloud
7 123 (3.21%) Fixed Income
8 121 (3.15%) Foreign Exchange (FX)
9 88 (2.29%) Algorithms
10 75 (1.95%) Fintech
11 70 (1.82%) Clustering
12 57 (1.49%) Equities
13 54 (1.41%) Data Structures
14 51 (1.33%) User Experience
15 46 (1.20%) Hedge funds
16 45 (1.17%) Self-Motivation
17 42 (1.09%) Private Cloud
18 41 (1.07%) Replication
19 40 (1.04%) Cloud Native
20 36 (0.94%) Mobile App
Operating Systems
1 1,046 (27.26%) Unix
2 990 (25.80%) Windows
3 572 (14.91%) Red Hat Enterprise Linux
4 288 (7.51%) Windows Server
5 259 (6.75%) CentOS
6 178 (4.64%) Ubuntu
7 142 (3.70%) Solaris
8 89 (2.32%) Windows Server 2012
9 67 (1.75%) Windows Server 2008
10 60 (1.56%) Android
11 49 (1.28%) Apple iOS
12 47 (1.22%) Mac OS X
13 41 (1.07%) CoreOS
13 41 (1.07%) Windows 10
14 39 (1.02%) Debian
15 37 (0.96%) SUSE
16 35 (0.91%) SUSE Linux Enterprise Server
17 33 (0.86%) Windows 7
18 29 (0.76%) Mac OS
19 26 (0.68%) Windows Server 2003
Processes & Methodologies
1 1,448 (37.74%) DevOps
2 1,188 (30.96%) Agile Software Development
3 536 (13.97%) Continuous Integration
4 531 (13.84%) Configuration Management
5 363 (9.46%) Open Source
6 353 (9.20%) TDD
7 338 (8.81%) Microservices
8 318 (8.29%) Test Automation
9 292 (7.61%) Migration
10 268 (6.98%) Problem-Solving
11 263 (6.85%) Continuous Delivery
12 257 (6.70%) Software Engineering
13 256 (6.67%) Scrum
14 228 (5.94%) OO
15 220 (5.73%) BDD
16 197 (5.13%) Infrastructure Engineering
17 169 (4.40%) ITIL
18 164 (4.27%) Deployment Automation
19 153 (3.99%) Analytics
20 150 (3.91%) SDLC
Programming Languages
1 1,279 (33.33%) Python
2 1,136 (29.61%) Java
3 787 (20.51%) SQL
4 595 (15.51%) Bash Shell
5 450 (11.73%) JavaScript
6 370 (9.64%) Perl
7 367 (9.56%) Ruby
8 306 (7.97%) C++
9 251 (6.54%) Shell Script
10 229 (5.97%) PowerShell
11 189 (4.93%) Go
12 188 (4.90%) C#
13 148 (3.86%) Java 8
14 141 (3.67%) Scala
15 137 (3.57%) PHP
16 117 (3.05%) C
17 64 (1.67%) Groovy
18 57 (1.49%) PL/SQL
19 47 (1.22%) TypeScript
20 40 (1.04%) R
Qualifications
1 392 (10.22%) Security Cleared
2 312 (8.13%) SC Cleared
3 169 (4.40%) Degree
4 82 (2.14%) AWS Certification
5 65 (1.69%) Computer Science Degree
6 45 (1.17%) DV Cleared
7 38 (0.99%) Cisco Certification
7 38 (0.99%) RHCE
8 34 (0.89%) BPSS Clearance
9 33 (0.86%) Microsoft Certification
10 24 (0.63%) Master's Degree
11 21 (0.55%) MCSE
12 20 (0.52%) CCNP
13 19 (0.50%) CCNA
14 17 (0.44%) CISSP
15 14 (0.36%) ITIL Foundation Certificate
15 14 (0.36%) PhD
16 12 (0.31%) MCSA
16 12 (0.31%) VMware Certified Professional (VCP)
17 11 (0.29%) CCIE
Quality Assurance & Compliance
1 119 (3.10%) QA
2 48 (1.25%) ISO/IEC 27001
3 29 (0.76%) GDPR
4 26 (0.68%) PCI DSS
5 25 (0.65%) Data Quality
6 14 (0.36%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 14 (0.36%) MiFID
7 13 (0.34%) SLA
8 7 (0.18%) FedRAMP
9 5 (0.13%) HIPAA
9 5 (0.13%) Sarbanes-Oxley
10 4 (0.10%) PMO
10 4 (0.10%) SEPA
11 3 (0.078%) COBIT
11 3 (0.078%) Cyber Essentials
11 3 (0.078%) EMIR
12 2 (0.052%) FISMA
12 2 (0.052%) HL7
12 2 (0.052%) NIST 800
13 1 (0.026%) OASIS TOSCA
System Software
1 957 (24.94%) Docker
2 282 (7.35%) Active Directory
3 245 (6.39%) VMware Infrastructure
4 80 (2.08%) vSphere
5 79 (2.06%) Virtual Machines
6 74 (1.93%) Hyper-V
7 68 (1.77%) VMware ESXi
8 62 (1.62%) HDFS
9 39 (1.02%) NFS
10 37 (0.96%) Apache ZooKeeper
11 35 (0.91%) VirtualBox
12 31 (0.81%) vCloud
13 30 (0.78%) etcd
14 28 (0.73%) flannel
14 28 (0.73%) KVM
15 27 (0.70%) Virtual Servers
16 24 (0.63%) XenApp
17 23 (0.60%) Ceph
18 19 (0.50%) Firmware
18 19 (0.50%) SkyDNS
Systems Management
1 948 (24.71%) Ansible
2 732 (19.08%) Terraform
3 646 (16.84%) Kubernetes
4 625 (16.29%) Puppet
5 489 (12.74%) Opscode Chef
6 120 (3.13%) Nagios
7 106 (2.76%) Kibana
8 97 (2.53%) Prometheus
9 92 (2.40%) logstash
9 92 (2.40%) Packer
10 90 (2.35%) Docker Swarm
11 77 (2.01%) Grafana
12 61 (1.59%) ZABBIX
13 55 (1.43%) Salt
14 54 (1.41%) Rancher
14 54 (1.41%) SCCM
15 50 (1.30%) Consul
16 49 (1.28%) Hadoop YARN
17 48 (1.25%) ITRS Geneos
18 45 (1.17%) Mesos
Vendors
1 495 (12.90%) Red Hat
2 462 (12.04%) Oracle
3 386 (10.06%) VMware
4 323 (8.42%) Microsoft
5 248 (6.46%) Google
6 231 (6.02%) Splunk
7 133 (3.47%) Cisco
8 105 (2.74%) Atlassian
9 88 (2.29%) Sybase
10 82 (2.14%) IBM
11 71 (1.85%) HP
11 71 (1.85%) SAP
12 60 (1.56%) Citrix
13 58 (1.51%) New Relic
14 53 (1.38%) F5
14 53 (1.38%) NetApp
15 51 (1.33%) TIBCO
16 47 (1.22%) Hortonworks
17 46 (1.20%) AppDynamics
18 43 (1.12%) SaltStack