Period
to 19 September 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 September 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 Sep 2018
Same period 2017 Same period 2016
Rank 17 11 10
Rank change year-on-year -6 -1 +6
Contract jobs citing Linux 3,981 4,277 4,676
As % of all contract IT jobs advertised in London 8.66% 9.67% 10.46%
As % of the Operating Systems category 42.81% 47.16% 49.31%
Number of daily rates quoted 2,853 3,033 3,369
London median daily rate £525 £513 £475
Median daily rate % change year-on-year +2.44% +7.89% +5.56%
10th Percentile £375 £363 £338
90th Percentile £675 £650 £625
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 32 42 33
London median hourly rate £32.00 £38.75 £40.00
Median hourly rate % change year-on-year -17.42% -3.13% +15.94%
10th Percentile £15.75 £20.97 £16.20
90th Percentile £55.37 £52.25 £50.00
England median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +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 9,300 9,069 9,483
As % of all contract IT jobs advertised in London 20.23% 20.50% 21.21%
Number of daily rates quoted 6,565 6,377 6,668
London median daily rate £488 £475 £450
Median daily rate % change year-on-year +2.63% +5.56% +5.88%
10th Percentile £200 £219 £250
90th Percentile £650 £625 £600
England median daily rate £438 £425 £410
% change year-on-year +2.94% +3.66% +5.81%
Number of hourly rates quoted 302 261 196
London median hourly rate £18.70 £20.00 £17.50
Median hourly rate % change year-on-year -6.50% +14.29% -2.78%
10th Percentile £13.00 £12.50 £11.25
90th Percentile £47.80 £48.75 £43.75
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 September 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 September 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 September 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 -8 684 £525 - 329
South London -12 204 £475 -2.56% 37
West London -18 138 £455 -4.21% 148
East London -8 78 £506 -1.70% 57
North London -7 9 £550 +29.41% 10
Linux
England

For the 6 months to 19 September 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 1,476 (37.08%) DevOps
2 1,407 (35.34%) Python
3 1,267 (31.83%) Amazon AWS
4 1,247 (31.32%) Agile Software Development
5 1,233 (30.97%) Java
6 1,133 (28.46%) Unix
7 1,043 (26.20%) Docker
8 1,021 (25.65%) Jenkins
9 986 (24.77%) Ansible
10 924 (23.21%) Windows
11 906 (22.76%) Git (software)
12 850 (21.35%) SQL
12 850 (21.35%) Finance
13 788 (19.79%) Puppet
14 661 (16.60%) Terraform
15 659 (16.55%) Bash Shell
16 644 (16.18%) Configuration Management
17 641 (16.10%) Continuous Integration
18 598 (15.02%) Kubernetes
19 553 (13.89%) Red Hat Enterprise Linux
20 543 (13.64%) Opscode Chef
21 539 (13.54%) JavaScript
22 514 (12.91%) Red Hat
23 499 (12.53%) Banking
24 462 (11.61%) Microsoft Azure
25 426 (10.70%) Perl
26 414 (10.40%) Oracle
26 414 (10.40%) Security Cleared
27 411 (10.32%) Ruby
28 389 (9.77%) VMware

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
1 369 (9.27%) Apache
2 226 (5.68%) Elasticsearch
3 216 (5.43%) Confluence
4 189 (4.75%) Apache Spark
5 179 (4.50%) Tomcat
6 129 (3.24%) nginx
7 103 (2.59%) JBoss
8 92 (2.31%) OpenStack
9 87 (2.19%) IIS
10 63 (1.58%) WebLogic
11 62 (1.56%) MS Exchange
12 61 (1.53%) WebSphere
13 50 (1.26%) Jetty
14 42 (1.06%) CMS
15 39 (0.98%) Apache Solr
16 33 (0.83%) Mule
17 27 (0.68%) SharePoint
18 25 (0.63%) Exchange Server 2010
19 24 (0.60%) WordPress
20 19 (0.48%) Drupal
Applications
1 47 (1.18%) Microsoft Office
2 17 (0.43%) Microsoft Excel
3 14 (0.35%) MS Visio
4 10 (0.25%) Microsoft Project
5 9 (0.23%) Microsoft PowerPoint
6 4 (0.10%) HipChat
6 4 (0.10%) Stata
7 3 (0.075%) Adobe Creative Suite
7 3 (0.075%) Spreadsheet
8 2 (0.050%) Chatbot
9 1 (0.025%) Adobe After Effects
9 1 (0.025%) Adobe Premiere
9 1 (0.025%) AutoCAD
9 1 (0.025%) Autodesk Inventor
9 1 (0.025%) Avid Media Composer
9 1 (0.025%) Final Cut Pro
9 1 (0.025%) Shockwave
Business Applications
1 46 (1.16%) ION MarketView
2 12 (0.30%) Remedy ITSM
3 11 (0.28%) Salesforce.com CRM
4 9 (0.23%) Magento
5 6 (0.15%) Dynamics CRM
6 5 (0.13%) Oracle EBS
7 4 (0.10%) BusinessWorks
7 4 (0.10%) Maximo
7 4 (0.10%) Oracle Retail
8 3 (0.075%) Oracle Applications
8 3 (0.075%) Oracle Financials
8 3 (0.075%) Payment Gateway
9 2 (0.050%) Global One
9 2 (0.050%) Kondor
9 2 (0.050%) Oracle BPM
9 2 (0.050%) Oracle Cash Management
9 2 (0.050%) Oracle Internet Expenses
9 2 (0.050%) Oracle Procure-to-Pay
9 2 (0.050%) RMDS
9 2 (0.050%) Sentinel
Cloud Services
1 1,267 (31.83%) Amazon AWS
2 462 (11.61%) Microsoft Azure
3 236 (5.93%) GitHub
4 231 (5.80%) Amazon EC2
5 218 (5.48%) AWS CloudFormation
6 172 (4.32%) Amazon S3
7 168 (4.22%) Serverless
8 154 (3.87%) Google Cloud Platform
9 152 (3.82%) AWS Lambda
10 134 (3.37%) Virtual Private Cloud
11 128 (3.22%) PaaS
12 121 (3.04%) IaaS
13 113 (2.84%) Amazon CloudWatch
14 99 (2.49%) Cloud Computing
15 75 (1.88%) OpenShift
15 75 (1.88%) Route 53
16 71 (1.78%) Amazon ELB
17 60 (1.51%) Office 365
18 58 (1.46%) SaaS
19 43 (1.08%) CloudFront
Communications & Networking
1 319 (8.01%) Firewall
2 301 (7.56%) DNS
3 241 (6.05%) HTTP
4 231 (5.80%) TCP/IP
5 165 (4.14%) SSL
6 88 (2.21%) DHCP
6 88 (2.21%) VPN
7 84 (2.11%) SAN
8 75 (1.88%) Kerberos
9 71 (1.78%) LAN
10 67 (1.68%) FTP
10 67 (1.68%) Internet
11 65 (1.63%) WAN
12 56 (1.41%) Network Security
13 37 (0.93%) SSH
13 37 (0.93%) Wireless
14 36 (0.90%) BGP
15 34 (0.85%) MPLS
16 33 (0.83%) BIG-IP
16 33 (0.83%) Intrusion Detection
Database & Business Intelligence
1 373 (9.37%) MySQL
2 353 (8.87%) PostgreSQL
3 326 (8.19%) SQL Server
4 314 (7.89%) Relational Database
5 304 (7.64%) MongoDB
6 265 (6.66%) NoSQL
7 245 (6.15%) Big Data
8 235 (5.90%) Hadoop
9 158 (3.97%) Amazon RDS
10 112 (2.81%) Apache Cassandra
11 99 (2.49%) Apache Hive
12 98 (2.46%) HBase
13 97 (2.44%) Redis
14 85 (2.14%) Oracle Database
15 75 (1.88%) RDBMS
16 71 (1.78%) DB2
17 58 (1.46%) Blockchain
18 55 (1.38%) Data Warehouse
19 53 (1.33%) Amazon Redshift
20 50 (1.26%) KDB
Development Applications
1 1,021 (25.65%) Jenkins
2 906 (22.76%) Git (software)
3 357 (8.97%) JIRA
4 321 (8.06%) Maven
5 206 (5.17%) Subversion
6 167 (4.19%) Artifactory
7 166 (4.17%) Cucumber
8 165 (4.14%) TeamCity
9 148 (3.72%) GitLab
10 147 (3.69%) Selenium
11 140 (3.52%) Sonatype Nexus
12 124 (3.11%) Vagrant
13 123 (3.09%) Gradle
14 122 (3.06%) Atlassian Bamboo
15 112 (2.81%) JUnit
16 88 (2.21%) Bitbucket
17 79 (1.98%) Hudson
18 70 (1.76%) Travis CI
19 51 (1.28%) MSBuild
20 47 (1.18%) Ant
General
1 850 (21.35%) Finance
2 499 (12.53%) Banking
3 275 (6.91%) Front Office
4 169 (4.25%) Investment Banking
5 103 (2.59%) Retail
6 70 (1.76%) Telecoms
7 59 (1.48%) Financial Institution
8 53 (1.33%) Back Office
9 49 (1.23%) Publishing
10 46 (1.16%) Games
11 42 (1.06%) Marketing
12 39 (0.98%) Legal
13 34 (0.85%) Advertising
14 31 (0.78%) Manufacturing
15 17 (0.43%) Electronics
16 16 (0.40%) Law
17 10 (0.25%) Retail Banking
18 9 (0.23%) German Language
19 7 (0.18%) Mandarin Language
20 6 (0.15%) Pharmaceutical
Job Titles
1 1,098 (27.58%) Developer
2 954 (23.96%) DevOps Engineer
3 395 (9.92%) Java Developer
4 345 (8.67%) AWS Engineer
5 304 (7.64%) Linux Engineer
6 290 (7.28%) AWS DevOps
7 253 (6.36%) AWS DevOps Engineer
8 197 (4.95%) Architect
9 187 (4.70%) Administrator
10 181 (4.55%) Senior Developer
11 148 (3.72%) Analyst
12 147 (3.69%) Linux/Unix DevOps
13 146 (3.67%) Python Developer
14 142 (3.57%) Cloud Engineer
15 133 (3.34%) C++ Developer
16 122 (3.06%) Software Engineer
17 120 (3.01%) Senior DevOps
18 117 (2.94%) Consultant
19 115 (2.89%) Linux DevOps Engineer
19 115 (2.89%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 350 (8.79%) Web Services
2 315 (7.91%) HTML
3 286 (7.18%) Spring
4 281 (7.06%) REST
5 277 (6.96%) Kafka
6 259 (6.51%) Node.js
7 250 (6.28%) CSS
8 225 (5.65%) AngularJS
9 190 (4.77%) Elastic Stack
10 178 (4.47%) React
11 177 (4.45%) Middleware
12 166 (4.17%) XML
13 151 (3.79%) HTML5
14 138 (3.47%) RESTful
15 131 (3.29%) JSON
16 130 (3.27%) .NET
17 125 (3.14%) Spring Boot
18 115 (2.89%) LAMP
19 111 (2.79%) RabbitMQ
20 102 (2.56%) LDAP
Miscellaneous
1 227 (5.70%) Analytical Skills
2 189 (4.75%) Data Centre
3 186 (4.67%) Linux Command Line
4 159 (3.99%) Computer Science
5 151 (3.79%) Foreign Exchange (FX)
6 139 (3.49%) Greenfield Project
7 137 (3.44%) Fixed Income
8 112 (2.81%) Fintech
9 110 (2.76%) Public Cloud
10 108 (2.71%) Algorithms
11 83 (2.08%) Clustering
12 78 (1.96%) Replication
13 67 (1.68%) User Experience
14 63 (1.58%) Data Structures
15 60 (1.51%) Equities
16 54 (1.36%) Private Cloud
17 51 (1.28%) Hedge funds
18 46 (1.16%) Device Driver
18 46 (1.16%) Self-Motivation
19 32 (0.80%) Enterprise Software
Operating Systems
1 1,133 (28.46%) Unix
2 924 (23.21%) Windows
3 553 (13.89%) Red Hat Enterprise Linux
4 345 (8.67%) CentOS
5 258 (6.48%) Windows Server
6 244 (6.13%) Ubuntu
7 171 (4.30%) Solaris
8 85 (2.14%) Windows Server 2012
9 75 (1.88%) Windows Server 2008
10 64 (1.61%) Mac OS X
11 56 (1.41%) Android
11 56 (1.41%) Windows 10
12 48 (1.21%) CoreOS
13 47 (1.18%) AIX
14 46 (1.16%) SUSE Linux Enterprise Server
15 42 (1.06%) Apple iOS
15 42 (1.06%) Debian
16 40 (1.00%) SUSE
17 39 (0.98%) Windows 7
18 24 (0.60%) Windows Server 2003
Processes & Methodologies
1 1,476 (37.08%) DevOps
2 1,247 (31.32%) Agile Software Development
3 644 (16.18%) Configuration Management
4 641 (16.10%) Continuous Integration
5 383 (9.62%) TDD
6 377 (9.47%) Open Source
7 366 (9.19%) Test Automation
8 333 (8.36%) Microservices
9 291 (7.31%) Problem-Solving
10 281 (7.06%) Migration
11 263 (6.61%) Scrum
12 260 (6.53%) Software Engineering
13 239 (6.00%) BDD
14 238 (5.98%) Continuous Delivery
15 231 (5.80%) OO
16 182 (4.57%) Analytics
17 171 (4.30%) SDLC
18 163 (4.09%) ITIL
19 161 (4.04%) Infrastructure Engineering
20 149 (3.74%) Electronic Trading
Programming Languages
1 1,407 (35.34%) Python
2 1,233 (30.97%) Java
3 850 (21.35%) SQL
4 659 (16.55%) Bash Shell
5 539 (13.54%) JavaScript
6 426 (10.70%) Perl
7 411 (10.32%) Ruby
8 313 (7.86%) C++
9 273 (6.86%) Shell Script
10 222 (5.58%) PowerShell
11 201 (5.05%) Java 8
12 199 (5.00%) Go
13 180 (4.52%) Scala
14 178 (4.47%) C#
15 155 (3.89%) C
16 135 (3.39%) PHP
17 85 (2.14%) Groovy
18 80 (2.01%) TypeScript
19 59 (1.48%) PL/SQL
20 49 (1.23%) ES6
Qualifications
1 414 (10.40%) Security Cleared
2 341 (8.57%) SC Cleared
3 190 (4.77%) Degree
4 72 (1.81%) Computer Science Degree
5 68 (1.71%) AWS Certification
6 49 (1.23%) Cisco Certification
6 49 (1.23%) DV Cleared
7 33 (0.83%) BPSS Clearance
8 29 (0.73%) CCNP
9 27 (0.68%) RHCE
10 24 (0.60%) Microsoft Certification
11 23 (0.58%) CCNA
11 23 (0.58%) Master's Degree
12 21 (0.53%) PhD
13 20 (0.50%) CISSP
14 17 (0.43%) ITIL Certification
15 15 (0.38%) CCIE
16 14 (0.35%) CEH
17 13 (0.33%) Novell Certification
18 12 (0.30%) MCSE
Quality Assurance & Compliance
1 125 (3.14%) QA
2 68 (1.71%) GCP
3 30 (0.75%) ISO/IEC 27001
4 27 (0.68%) SLA
5 26 (0.65%) GDPR
6 25 (0.63%) MiFID
7 19 (0.48%) Data Quality
8 15 (0.38%) PCI DSS
9 6 (0.15%) EMIR
10 4 (0.10%) FedRAMP
10 4 (0.10%) TARGET2
11 3 (0.075%) Cyber Essentials
11 3 (0.075%) Disclosure Scotland
11 3 (0.075%) HIPAA
11 3 (0.075%) ISO 20022
11 3 (0.075%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
11 3 (0.075%) PMO
11 3 (0.075%) Sarbanes-Oxley
12 2 (0.050%) COBIT
12 2 (0.050%) SEPA
System Software
1 1,043 (26.20%) Docker
2 257 (6.46%) Active Directory
3 240 (6.03%) VMware Infrastructure
4 92 (2.31%) VMware ESXi
5 90 (2.26%) Virtual Machines
6 84 (2.11%) vSphere
7 75 (1.88%) Hyper-V
8 63 (1.58%) HDFS
9 47 (1.18%) VirtualBox
10 39 (0.98%) Apache ZooKeeper
11 37 (0.93%) etcd
11 37 (0.93%) NFS
12 35 (0.88%) flannel
13 31 (0.78%) KVM
14 27 (0.68%) vCloud
15 25 (0.63%) Virtual Servers
16 24 (0.60%) Oracle RAC
17 22 (0.55%) Squid
18 21 (0.53%) Firmware
19 18 (0.45%) Xen
Systems Management
1 986 (24.77%) Ansible
2 788 (19.79%) Puppet
3 661 (16.60%) Terraform
4 598 (15.02%) Kubernetes
5 543 (13.64%) Opscode Chef
6 131 (3.29%) Nagios
7 111 (2.79%) Grafana
7 111 (2.79%) Salt
8 108 (2.71%) Kibana
9 103 (2.59%) logstash
9 103 (2.59%) Packer
10 102 (2.56%) Docker Swarm
11 95 (2.39%) Prometheus
12 66 (1.66%) ZABBIX
13 60 (1.51%) SCCM
14 51 (1.28%) HAProxy
15 50 (1.26%) Consul
15 50 (1.26%) Mesos
16 48 (1.21%) Hadoop YARN
17 42 (1.06%) Icinga
Vendors
1 514 (12.91%) Red Hat
2 414 (10.40%) Oracle
3 389 (9.77%) VMware
4 343 (8.62%) Microsoft
5 245 (6.15%) Google
6 231 (5.80%) Splunk
7 153 (3.84%) Cisco
8 110 (2.76%) Sybase
9 108 (2.71%) IBM
10 105 (2.64%) Atlassian
11 95 (2.39%) HP
12 76 (1.91%) SaltStack
13 71 (1.78%) Hortonworks
13 71 (1.78%) TIBCO
14 67 (1.68%) NetApp
15 57 (1.43%) AppDynamics
16 56 (1.41%) New Relic
17 52 (1.31%) Cloudera
17 52 (1.31%) SAP
18 50 (1.26%) ION Trading