Period
to 17 January 2019

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 17 January 2019 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
17 Jan 2019
Same period 2018 Same period 2017
Rank 18 12 10
Rank change year-on-year -6 -2 +2
Contract jobs citing Linux 3,634 4,316 4,315
As % of all contract IT jobs advertised in London 8.18% 9.29% 10.26%
As % of the Operating Systems category 42.05% 44.93% 49.33%
Number of daily rates quoted 2,571 3,084 3,098
London median daily rate £525 £525 £495
Median daily rate % change year-on-year - +6.06% +4.21%
10th Percentile £375 £363 £350
90th Percentile £683 £675 £625
England median daily rate £500 £488 £450
% change year-on-year +2.56% +8.33% +2.86%
Number of hourly rates quoted 25 36 38
London median hourly rate £37.50 £35.00 £40.00
Median hourly rate % change year-on-year +7.14% -12.50% +6.67%
10th Percentile £24.23 £21.25 £21.18
90th Percentile £55.12 £52.50 £51.25
England median hourly rate £45.00 £41.08 £40.00
% change year-on-year +9.56% +2.69% +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 8,643 9,606 8,748
As % of all contract IT jobs advertised in London 19.46% 20.67% 20.80%
Number of daily rates quoted 6,026 6,836 6,073
London median daily rate £488 £475 £450
Median daily rate % change year-on-year +2.63% +5.56% +5.88%
10th Percentile £185 £200 £238
90th Percentile £650 £638 £613
England median daily rate £425 £425 £413
% change year-on-year - +3.03% +3.13%
Number of hourly rates quoted 250 288 200
London median hourly rate £18.70 £18.70 £19.00
Median hourly rate % change year-on-year - -1.58% +9.72%
10th Percentile £12.50 £12.00 £12.48
90th Percentile £47.50 £47.83 £50.00
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 17 January 2019.

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 17 January 2019.

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 17 January 2019. 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 -5 672 £550 +4.76% 379
South London -9 221 £506 -3.57% 33
West London -5 159 £488 - 182
East London -36 69 £593 +3.04% 64
North London +12 36 £400 -17.95% 13
Linux
England

For the 6 months to 17 January 2019, 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 1,500 (41.28%) DevOps
2 1,269 (34.92%) Python
3 1,140 (31.37%) Amazon AWS
4 1,138 (31.32%) Agile Software Development
5 1,058 (29.11%) Java
6 986 (27.13%) Windows
7 938 (25.81%) Unix
8 911 (25.07%) Jenkins
9 897 (24.68%) Docker
10 890 (24.49%) Ansible
11 777 (21.38%) Git (software)
12 763 (21.00%) Finance
13 706 (19.43%) Terraform
14 695 (19.12%) SQL
15 627 (17.25%) Puppet
16 626 (17.23%) Kubernetes
17 600 (16.51%) Red Hat Enterprise Linux
18 580 (15.96%) Bash Shell
19 546 (15.02%) Continuous Integration
20 523 (14.39%) Configuration Management
21 502 (13.81%) Microsoft Azure
22 483 (13.29%) Red Hat
23 481 (13.24%) Opscode Chef
24 444 (12.22%) Security Cleared
24 444 (12.22%) Oracle
25 433 (11.92%) JavaScript
26 432 (11.89%) Banking
27 382 (10.51%) Ruby
28 375 (10.32%) VMware
29 358 (9.85%) SC Cleared

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
1 347 (9.55%) Apache
2 201 (5.53%) Elasticsearch
3 184 (5.06%) Confluence
4 162 (4.46%) Tomcat
5 142 (3.91%) Apache Spark
6 122 (3.36%) nginx
7 120 (3.30%) WebLogic
8 110 (3.03%) JBoss
9 101 (2.78%) IIS
10 70 (1.93%) WebSphere
11 54 (1.49%) OpenStack
12 49 (1.35%) CMS
13 46 (1.27%) MS Exchange
14 43 (1.18%) Oracle Service Bus
15 39 (1.07%) Jetty
16 32 (0.88%) Mule
17 31 (0.85%) Drupal
18 29 (0.80%) Mongrel
19 25 (0.69%) Apache Solr
20 19 (0.52%) IPython
Applications
1 34 (0.94%) Microsoft Excel
2 31 (0.85%) Microsoft Office
3 16 (0.44%) MS Visio
4 5 (0.14%) Microsoft PowerPoint
5 3 (0.083%) Photoshop
6 2 (0.055%) Adobe Illustrator
6 2 (0.055%) GIMP
6 2 (0.055%) HipChat
6 2 (0.055%) Maya
6 2 (0.055%) NUKE
6 2 (0.055%) Spreadsheet
7 1 (0.028%) Adobe Creative Suite
7 1 (0.028%) AutoCAD
7 1 (0.028%) Chatbot
7 1 (0.028%) Houdini
7 1 (0.028%) InVision
Business Applications
1 20 (0.55%) ION MarketView
2 14 (0.39%) Maximo
3 10 (0.28%) Sentinel
4 7 (0.19%) Salesforce.com CRM
5 6 (0.17%) Dynamics CRM
5 6 (0.17%) Endur
5 6 (0.17%) Oracle EBS
6 5 (0.14%) Oracle Retail
7 4 (0.11%) Oracle Financials
8 3 (0.083%) BusinessWorks
8 3 (0.083%) Oracle Applications
8 3 (0.083%) Oracle Cash Management
8 3 (0.083%) Oracle EBS R12
9 2 (0.055%) 3000 Xtra
9 2 (0.055%) Infor SunSystems
9 2 (0.055%) Kondor
9 2 (0.055%) PeopleSoft Financials
9 2 (0.055%) R3 Corda
9 2 (0.055%) Temenos T24
10 1 (0.028%) Distributed Ledger
Cloud Services
1 1,140 (31.37%) Amazon AWS
2 502 (13.81%) Microsoft Azure
3 215 (5.92%) AWS CloudFormation
4 211 (5.81%) Google Cloud Platform
5 205 (5.64%) GitHub
6 172 (4.73%) PaaS
7 161 (4.43%) Amazon EC2
8 158 (4.35%) IaaS
9 118 (3.25%) Datadog
10 113 (3.11%) Amazon S3
11 102 (2.81%) Serverless
12 101 (2.78%) Virtual Private Cloud
13 99 (2.72%) OpenShift
14 84 (2.31%) AWS Lambda
15 80 (2.20%) Amazon CloudWatch
16 76 (2.09%) SaaS
17 68 (1.87%) Cloud Computing
18 56 (1.54%) Amazon ELB
18 56 (1.54%) Office 365
19 38 (1.05%) Google App Engine
Communications & Networking
1 277 (7.62%) Firewall
2 253 (6.96%) HTTP
3 231 (6.36%) DNS
4 221 (6.08%) TCP/IP
5 159 (4.38%) SSL
6 143 (3.94%) VPN
7 89 (2.45%) DHCP
8 74 (2.04%) SAN
9 73 (2.01%) FTP
10 66 (1.82%) LAN
11 63 (1.73%) Network Security
11 63 (1.73%) WAN
12 62 (1.71%) Kerberos
13 59 (1.62%) Internet
14 49 (1.35%) IPsec
15 44 (1.21%) Cisco Nexus
16 32 (0.88%) BIG-IP
17 31 (0.85%) Wireless
18 30 (0.83%) MPLS
18 30 (0.83%) SSH
Database & Business Intelligence
1 327 (9.00%) SQL Server
2 285 (7.84%) MySQL
3 271 (7.46%) PostgreSQL
4 250 (6.88%) MongoDB
5 238 (6.55%) Hadoop
6 237 (6.52%) Relational Database
7 226 (6.22%) NoSQL
8 193 (5.31%) Big Data
9 111 (3.05%) Oracle Database
10 90 (2.48%) Amazon RDS
11 86 (2.37%) Apache Cassandra
12 84 (2.31%) Apache Hive
13 74 (2.04%) Redis
14 68 (1.87%) HBase
15 67 (1.84%) RDBMS
16 48 (1.32%) Oracle Database 12c
17 37 (1.02%) Amazon Redshift
17 37 (1.02%) Data Warehouse
18 35 (0.96%) Oracle Database 11g
19 33 (0.91%) Sqoop
Development Applications
1 911 (25.07%) Jenkins
2 777 (21.38%) Git (software)
3 314 (8.64%) JIRA
4 257 (7.07%) Maven
5 179 (4.93%) Subversion
6 152 (4.18%) TeamCity
7 148 (4.07%) GitLab
8 146 (4.02%) Artifactory
9 143 (3.94%) Sonatype Nexus
10 138 (3.80%) Atlassian Bamboo
11 134 (3.69%) Cucumber
12 114 (3.14%) Selenium
13 105 (2.89%) Gradle
14 93 (2.56%) Bitbucket
15 91 (2.50%) JUnit
16 83 (2.28%) Hudson
17 65 (1.79%) Travis CI
18 58 (1.60%) Vagrant
19 48 (1.32%) Ant
20 40 (1.10%) SonarQube
General
1 763 (21.00%) Finance
2 432 (11.89%) Banking
3 202 (5.56%) Front Office
4 146 (4.02%) Investment Banking
5 95 (2.61%) Retail
6 69 (1.90%) Telecoms
7 55 (1.51%) Marketing
8 50 (1.38%) Financial Institution
9 48 (1.32%) Publishing
10 41 (1.13%) Manufacturing
11 36 (0.99%) Legal
12 34 (0.94%) Electronics
12 34 (0.94%) Games
13 27 (0.74%) Law
14 25 (0.69%) Back Office
15 24 (0.66%) Advertising
16 18 (0.50%) Retail Banking
17 7 (0.19%) Russian Language
18 5 (0.14%) Billing
18 5 (0.14%) German Language
Job Titles
1 956 (26.31%) DevOps Engineer
2 860 (23.67%) Developer
3 315 (8.67%) Java Developer
4 314 (8.64%) AWS Engineer
5 304 (8.37%) Linux Engineer
6 248 (6.82%) Architect
7 241 (6.63%) AWS DevOps
8 224 (6.16%) AWS DevOps Engineer
9 183 (5.04%) Linux/Unix DevOps
10 157 (4.32%) Administrator
11 153 (4.21%) Cloud Engineer
12 144 (3.96%) Analyst
13 141 (3.88%) Linux DevOps Engineer
14 124 (3.41%) Infrastructure Engineer
15 122 (3.36%) Consultant
16 110 (3.03%) Azure DevOps
17 106 (2.92%) Python Developer
18 105 (2.89%) Senior DevOps
19 104 (2.86%) Azure Engineer
20 96 (2.64%) Software Engineer
Libraries, Frameworks & Software Standards
1 304 (8.37%) Web Services
2 258 (7.10%) Spring
3 250 (6.88%) HTML
4 234 (6.44%) REST
5 196 (5.39%) Kafka
6 194 (5.34%) CSS
7 180 (4.95%) Elastic Stack
8 177 (4.87%) Node.js
9 160 (4.40%) .NET
10 159 (4.38%) JSON
11 152 (4.18%) Middleware
12 150 (4.13%) React
13 149 (4.10%) AngularJS
14 128 (3.52%) RESTful
15 122 (3.36%) XML
16 118 (3.25%) J2EE
17 106 (2.92%) HTML5
18 105 (2.89%) SOAP
19 100 (2.75%) Spring Boot
20 88 (2.42%) LDAP
Miscellaneous
1 203 (5.59%) Data Centre
2 161 (4.43%) Greenfield Project
3 158 (4.35%) Analytical Skills
4 156 (4.29%) Linux Command Line
5 117 (3.22%) Public Cloud
6 99 (2.72%) Fixed Income
7 80 (2.20%) Foreign Exchange (FX)
8 77 (2.12%) Algorithms
9 62 (1.71%) Fintech
10 55 (1.51%) Data Structures
11 53 (1.46%) User Experience
12 52 (1.43%) Self-Motivation
13 48 (1.32%) Cloud Native
14 47 (1.29%) Clustering
14 47 (1.29%) Mainframe
15 45 (1.24%) Hedge funds
16 44 (1.21%) Equities
17 36 (0.99%) Video\Live Streaming
17 36 (0.99%) Virtual Team
18 35 (0.96%) Private Cloud
Operating Systems
1 986 (27.13%) Windows
2 938 (25.81%) Unix
3 600 (16.51%) Red Hat Enterprise Linux
4 302 (8.31%) Windows Server
5 197 (5.42%) CentOS
6 187 (5.15%) Ubuntu
7 105 (2.89%) Solaris
8 88 (2.42%) Windows Server 2012
9 71 (1.95%) Windows Server 2008
10 64 (1.76%) Mac OS X
11 47 (1.29%) Android
12 43 (1.18%) CoreOS
13 40 (1.10%) Debian
14 39 (1.07%) Apple iOS
15 26 (0.72%) SUSE
15 26 (0.72%) Windows Server 2003
16 25 (0.69%) Mac OS
17 24 (0.66%) Windows 10
18 18 (0.50%) Windows 7
19 16 (0.44%) Fedora
Processes & Methodologies
1 1,500 (41.28%) DevOps
2 1,138 (31.32%) Agile Software Development
3 546 (15.02%) Continuous Integration
4 523 (14.39%) Configuration Management
5 354 (9.74%) Test Automation
6 348 (9.58%) Open Source
7 347 (9.55%) TDD
8 317 (8.72%) Microservices
9 268 (7.37%) Migration
10 253 (6.96%) Continuous Delivery
11 240 (6.60%) Scrum
12 231 (6.36%) Software Engineering
13 228 (6.27%) Problem-Solving
14 224 (6.16%) OO
15 214 (5.89%) ITIL
16 202 (5.56%) BDD
17 187 (5.15%) Deployment Automation
18 186 (5.12%) Infrastructure Engineering
19 145 (3.99%) Analytics
20 134 (3.69%) Computer Science
Programming Languages
1 1,269 (34.92%) Python
2 1,058 (29.11%) Java
3 695 (19.12%) SQL
4 580 (15.96%) Bash Shell
5 433 (11.92%) JavaScript
6 382 (10.51%) Ruby
7 337 (9.27%) Perl
8 259 (7.13%) C++
9 234 (6.44%) Shell Script
10 215 (5.92%) PowerShell
11 181 (4.98%) C#
12 176 (4.84%) Go
13 155 (4.27%) PHP
14 136 (3.74%) Scala
15 116 (3.19%) Java 8
16 85 (2.34%) C
17 58 (1.60%) Groovy
17 58 (1.60%) PL/SQL
18 39 (1.07%) TypeScript
19 38 (1.05%) R
Qualifications
1 444 (12.22%) Security Cleared
2 358 (9.85%) SC Cleared
3 169 (4.65%) Degree
4 91 (2.50%) RHCE
5 89 (2.45%) AWS Certification
6 70 (1.93%) Cisco Certification
7 65 (1.79%) Computer Science Degree
8 60 (1.65%) ITIL Foundation Certificate
9 51 (1.40%) CCNP
10 46 (1.27%) DV Cleared
11 44 (1.21%) BPSS Clearance
12 30 (0.83%) Microsoft Certification
13 25 (0.69%) Master's Degree
14 24 (0.66%) CISSP
15 22 (0.61%) MCSE
16 19 (0.52%) PhD
17 17 (0.47%) CCNA
18 16 (0.44%) CISM
19 15 (0.41%) VMware Certified Professional (VCP)
20 12 (0.33%) CCIE
Quality Assurance & Compliance
1 115 (3.16%) QA
2 52 (1.43%) ISO/IEC 27001
3 28 (0.77%) Data Quality
4 25 (0.69%) GDPR
5 22 (0.61%) PCI DSS
6 14 (0.39%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
7 13 (0.36%) SLA
8 8 (0.22%) MiFID
9 7 (0.19%) Disclosure Scotland
9 7 (0.19%) FedRAMP
10 4 (0.11%) PMO
11 3 (0.083%) COBIT
12 2 (0.055%) Cyber Essentials
12 2 (0.055%) HIPAA
12 2 (0.055%) HL7
12 2 (0.055%) NIST 800
12 2 (0.055%) Sarbanes-Oxley
12 2 (0.055%) SEPA
13 1 (0.028%) EMIR
13 1 (0.028%) OASIS TOSCA
System Software
1 897 (24.68%) Docker
2 274 (7.54%) Active Directory
3 246 (6.77%) VMware Infrastructure
4 72 (1.98%) Hyper-V
5 69 (1.90%) Virtual Machines
6 60 (1.65%) VMware ESXi
7 59 (1.62%) vSphere
8 52 (1.43%) HDFS
9 35 (0.96%) Apache ZooKeeper
10 32 (0.88%) VirtualBox
11 31 (0.85%) etcd
11 31 (0.85%) NFS
11 31 (0.85%) Xen
12 29 (0.80%) Ceph
12 29 (0.80%) flannel
13 27 (0.74%) KVM
14 26 (0.72%) SkyDNS
15 24 (0.66%) GlusterFS
16 21 (0.58%) XenApp
17 19 (0.52%) Virtual Servers
Systems Management
1 890 (24.49%) Ansible
2 706 (19.43%) Terraform
3 627 (17.25%) Puppet
4 626 (17.23%) Kubernetes
5 481 (13.24%) Opscode Chef
6 116 (3.19%) Nagios
7 101 (2.78%) Kibana
8 91 (2.50%) Prometheus
9 90 (2.48%) logstash
10 86 (2.37%) Docker Swarm
11 78 (2.15%) Packer
12 70 (1.93%) Grafana
13 51 (1.40%) Salt
14 50 (1.38%) Graphite
14 50 (1.38%) HAProxy
15 48 (1.32%) Hadoop YARN
16 47 (1.29%) SCCM
16 47 (1.29%) ZABBIX
17 44 (1.21%) Rancher
18 42 (1.16%) Sysdig
Vendors
1 483 (13.29%) Red Hat
2 444 (12.22%) Oracle
3 375 (10.32%) VMware
4 290 (7.98%) Microsoft
5 280 (7.71%) Splunk
6 259 (7.13%) Google
7 148 (4.07%) Cisco
8 114 (3.14%) Atlassian
9 86 (2.37%) Sybase
10 81 (2.23%) Qualys
11 77 (2.12%) New Relic
12 64 (1.76%) IBM
13 61 (1.68%) SAP
14 58 (1.60%) Citrix
15 54 (1.49%) NetApp
16 52 (1.43%) HP
17 51 (1.40%) F5
18 50 (1.38%) AppDynamics
19 42 (1.16%) Hortonworks
20 40 (1.10%) ServiceNow