Period
to 22 July 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 22 July 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
22 Jul 2018
Same period 2017 Same period 2016
Rank 16 10 10
Rank change year-on-year -6 0 +8
Contract jobs citing Linux 4,131 4,064 4,629
As % of all contract IT jobs advertised in London 8.96% 9.63% 10.17%
As % of the Operating Systems category 43.64% 47.44% 48.29%
Number of daily rates quoted 2,940 2,895 3,365
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £369 £360 £325
90th Percentile £675 £638 £625
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +8.43%
Number of hourly rates quoted 45 34 27
London median hourly rate £45.00 £40.00 £40.00
Median hourly rate % change year-on-year +12.50% - +60.00%
10th Percentile £15.45 £26.08 £17.00
90th Percentile £58.35 £56.00 £48.05
England median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +9.59%

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 9,466 8,566 9,586
As % of all contract IT jobs advertised in London 20.53% 20.29% 21.05%
Number of daily rates quoted 6,718 5,989 6,800
London median daily rate £485 £475 £450
Median daily rate % change year-on-year +2.11% +5.56% +5.88%
10th Percentile £205 £245 £250
90th Percentile £650 £625 £600
England median daily rate £438 £425 £400
% change year-on-year +2.94% +6.25% +6.67%
Number of hourly rates quoted 316 223 205
London median hourly rate £19.37 £20.00 £17.50
Median hourly rate % change year-on-year -3.16% +14.29% -2.78%
10th Percentile £13.06 £12.78 £11.25
90th Percentile £47.83 £50.00 £43.25
England median hourly rate £17.50 £16.75 £16.50
% change year-on-year +4.48% +1.52% +2.10%

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 22 July 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 22 July 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 22 July 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 -7 716 £538 +2.38% 322
South London -3 200 £475 +2.70% 30
West London -18 146 £455 +1.11% 163
East London -7 79 £500 -9.09% 57
North London -1 9 £302 -24.56% 12
Linux
England

For the 6 months to 22 July 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 1,508 (36.50%) DevOps
2 1,483 (35.90%) Python
3 1,298 (31.42%) Java
4 1,281 (31.01%) Amazon AWS
5 1,264 (30.60%) Agile Software Development
6 1,232 (29.82%) Unix
7 1,081 (26.17%) Jenkins
8 1,071 (25.93%) Docker
9 974 (23.58%) Git (software)
10 947 (22.92%) Ansible
11 910 (22.03%) Windows
12 900 (21.79%) Finance
13 849 (20.55%) SQL
14 823 (19.92%) Puppet
15 724 (17.53%) Continuous Integration
16 705 (17.07%) Configuration Management
17 694 (16.80%) Bash Shell
18 620 (15.01%) Kubernetes
19 590 (14.28%) Terraform
20 568 (13.75%) JavaScript
21 559 (13.53%) Red Hat Enterprise Linux
22 525 (12.71%) Opscode Chef
23 511 (12.37%) Red Hat
24 481 (11.64%) Banking
25 472 (11.43%) Security Cleared
25 472 (11.43%) Microsoft Azure
26 458 (11.09%) Open Source
27 456 (11.04%) Ruby
28 443 (10.72%) Perl
29 442 (10.70%) TDD

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
1 340 (8.23%) Apache
2 250 (6.05%) Elasticsearch
3 232 (5.62%) Confluence
4 207 (5.01%) Apache Spark
5 184 (4.45%) Tomcat
6 167 (4.04%) nginx
7 100 (2.42%) OpenStack
8 90 (2.18%) JBoss
9 60 (1.45%) IIS
10 55 (1.33%) WebSphere
11 54 (1.31%) MS Exchange
12 43 (1.04%) CMS
13 41 (0.99%) WebLogic
14 40 (0.97%) Apache Solr
14 40 (0.97%) Jetty
15 34 (0.82%) Mule
16 31 (0.75%) SharePoint
17 27 (0.65%) WordPress
18 23 (0.56%) Oracle SOA Suite
19 18 (0.44%) Skype for Business
Applications
1 43 (1.04%) Microsoft Office
2 19 (0.46%) Microsoft Excel
3 13 (0.31%) MS Visio
4 11 (0.27%) Stata
5 10 (0.24%) Microsoft PowerPoint
5 10 (0.24%) Microsoft Project
6 8 (0.19%) HipChat
7 6 (0.15%) Spreadsheet
8 3 (0.073%) Adobe Creative Suite
9 2 (0.048%) Chatbot
10 1 (0.024%) Adobe After Effects
10 1 (0.024%) Adobe Premiere
10 1 (0.024%) Autodesk Inventor
10 1 (0.024%) Avid Media Composer
10 1 (0.024%) Final Cut Pro
10 1 (0.024%) Shockwave
Business Applications
1 54 (1.31%) ION MarketView
2 13 (0.31%) Oracle EBS
2 13 (0.31%) Remedy ITSM
3 9 (0.22%) Magento
4 7 (0.17%) Endur
4 7 (0.17%) Oracle Applications
5 6 (0.15%) Salesforce.com CRM
6 5 (0.12%) Dynamics CRM
6 5 (0.12%) OpenLink RightAngle
6 5 (0.12%) Oracle EBS R12
6 5 (0.12%) RMDS
7 4 (0.097%) HiPortfolio
8 3 (0.073%) Oracle BPM
8 3 (0.073%) Oracle Cash Management
8 3 (0.073%) Oracle Procure-to-Pay
8 3 (0.073%) Payment Gateway
9 2 (0.048%) BusinessWorks
9 2 (0.048%) Concordance
9 2 (0.048%) Oracle Internet Expenses
9 2 (0.048%) Relativity
Cloud Services
1 1,281 (31.01%) Amazon AWS
2 472 (11.43%) Microsoft Azure
3 227 (5.50%) GitHub
4 209 (5.06%) Amazon EC2
5 176 (4.26%) AWS CloudFormation
6 165 (3.99%) Serverless
7 162 (3.92%) Amazon S3
8 153 (3.70%) AWS Lambda
9 143 (3.46%) Virtual Private Cloud
10 121 (2.93%) IaaS
11 118 (2.86%) Amazon CloudWatch
12 113 (2.74%) PaaS
13 112 (2.71%) Google Cloud Platform
14 96 (2.32%) Cloud Computing
15 90 (2.18%) Route 53
16 67 (1.62%) OpenShift
17 64 (1.55%) SaaS
18 62 (1.50%) Office 365
19 56 (1.36%) Amazon ELB
20 53 (1.28%) CloudFront
Communications & Networking
1 334 (8.09%) DNS
2 316 (7.65%) Firewall
3 293 (7.09%) TCP/IP
4 228 (5.52%) HTTP
5 203 (4.91%) SSL
6 119 (2.88%) DHCP
7 97 (2.35%) SAN
8 87 (2.11%) FTP
9 81 (1.96%) VPN
10 72 (1.74%) Internet
10 72 (1.74%) Kerberos
11 67 (1.62%) LAN
12 61 (1.48%) Network Security
13 58 (1.40%) WAN
14 46 (1.11%) SSH
15 43 (1.04%) IPsec
16 34 (0.82%) NAS
17 32 (0.77%) BGP
17 32 (0.77%) Cisco ASA
17 32 (0.77%) OSPF
Database & Business Intelligence
1 427 (10.34%) PostgreSQL
2 426 (10.31%) MySQL
3 353 (8.55%) MongoDB
4 347 (8.40%) Relational Database
5 299 (7.24%) SQL Server
6 288 (6.97%) NoSQL
7 276 (6.68%) Big Data
8 251 (6.08%) Hadoop
9 175 (4.24%) Amazon RDS
10 122 (2.95%) Apache Cassandra
11 109 (2.64%) HBase
12 107 (2.59%) Apache Hive
13 106 (2.57%) RDBMS
14 94 (2.28%) Oracle Database
15 84 (2.03%) Redis
16 77 (1.86%) DB2
17 69 (1.67%) Amazon Redshift
18 67 (1.62%) KDB
19 65 (1.57%) Blockchain
20 58 (1.40%) Data Warehouse
Development Applications
1 1,081 (26.17%) Jenkins
2 974 (23.58%) Git (software)
3 357 (8.64%) JIRA
4 278 (6.73%) Maven
5 192 (4.65%) Subversion
6 154 (3.73%) Artifactory
6 154 (3.73%) TeamCity
7 148 (3.58%) Sonatype Nexus
8 143 (3.46%) Cucumber
9 137 (3.32%) GitLab
10 130 (3.15%) JUnit
11 125 (3.03%) Selenium
12 119 (2.88%) Vagrant
13 99 (2.40%) Atlassian Bamboo
14 96 (2.32%) Gradle
15 77 (1.86%) Travis CI
16 69 (1.67%) Bitbucket
17 58 (1.40%) Hudson
18 57 (1.38%) Mockito
19 50 (1.21%) IntelliJ
General
1 900 (21.79%) Finance
2 481 (11.64%) Banking
3 271 (6.56%) Front Office
4 175 (4.24%) Investment Banking
5 77 (1.86%) Retail
6 75 (1.82%) Telecoms
7 60 (1.45%) Financial Institution
8 55 (1.33%) Back Office
9 48 (1.16%) Marketing
10 43 (1.04%) Games
11 36 (0.87%) Legal
12 34 (0.82%) Manufacturing
13 32 (0.77%) Advertising
14 22 (0.53%) Publishing
15 21 (0.51%) Electronics
15 21 (0.51%) Law
16 7 (0.17%) French Language
16 7 (0.17%) German Language
16 7 (0.17%) Mandarin Language
16 7 (0.17%) Retail Banking
Job Titles
1 1,200 (29.05%) Developer
2 936 (22.66%) DevOps Engineer
3 419 (10.14%) Java Developer
4 335 (8.11%) AWS Engineer
5 304 (7.36%) Linux Engineer
6 300 (7.26%) AWS DevOps
7 253 (6.12%) AWS DevOps Engineer
8 225 (5.45%) Senior Developer
9 224 (5.42%) Administrator
10 200 (4.84%) Architect
11 174 (4.21%) Python Developer
12 170 (4.12%) Analyst
13 166 (4.02%) Linux/Unix DevOps
14 154 (3.73%) Senior DevOps
15 141 (3.41%) Cloud Engineer
15 141 (3.41%) Senior DevOps Engineer
16 137 (3.32%) Systems Administrator
17 132 (3.20%) Consultant
18 128 (3.10%) Linux DevOps Engineer
19 122 (2.95%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 355 (8.59%) HTML
2 321 (7.77%) Node.js
3 319 (7.72%) Web Services
4 300 (7.26%) Spring
5 292 (7.07%) REST
6 280 (6.78%) Kafka
7 265 (6.41%) CSS
8 238 (5.76%) Elastic Stack
9 216 (5.23%) AngularJS
10 189 (4.58%) React
11 185 (4.48%) XML
12 176 (4.26%) HTML5
13 162 (3.92%) Middleware
14 150 (3.63%) JSON
15 142 (3.44%) RESTful
16 130 (3.15%) RabbitMQ
17 116 (2.81%) Spring Boot
18 110 (2.66%) JMS
19 109 (2.64%) .NET
20 101 (2.44%) LAMP
Miscellaneous
1 277 (6.71%) Analytical Skills
2 194 (4.70%) Linux Command Line
3 180 (4.36%) Data Centre
4 179 (4.33%) Foreign Exchange (FX)
5 160 (3.87%) Computer Science
6 120 (2.90%) Fixed Income
7 119 (2.88%) Fintech
8 113 (2.74%) Algorithms
9 112 (2.71%) Greenfield Project
10 91 (2.20%) Replication
11 82 (1.98%) Clustering
12 79 (1.91%) Public Cloud
12 79 (1.91%) User Experience
13 69 (1.67%) Data Structures
14 68 (1.65%) Equities
15 59 (1.43%) Derivative
16 52 (1.26%) Private Cloud
16 52 (1.26%) Self-Motivation
17 51 (1.23%) Hedge funds
18 41 (0.99%) Enterprise Software
Operating Systems
1 1,232 (29.82%) Unix
2 910 (22.03%) Windows
3 559 (13.53%) Red Hat Enterprise Linux
4 365 (8.84%) CentOS
5 252 (6.10%) Windows Server
6 236 (5.71%) Ubuntu
7 183 (4.43%) Solaris
8 81 (1.96%) Windows Server 2008
9 80 (1.94%) Windows Server 2012
10 79 (1.91%) Mac OS X
11 60 (1.45%) AIX
12 58 (1.40%) Android
13 53 (1.28%) CoreOS
14 48 (1.16%) Windows 10
15 45 (1.09%) Apple iOS
16 42 (1.02%) Windows 7
17 36 (0.87%) DC/OS
17 36 (0.87%) SUSE Linux Enterprise Server
18 31 (0.75%) Debian
19 27 (0.65%) SUSE
Processes & Methodologies
1 1,508 (36.50%) DevOps
2 1,264 (30.60%) Agile Software Development
3 724 (17.53%) Continuous Integration
4 705 (17.07%) Configuration Management
5 458 (11.09%) Open Source
6 442 (10.70%) TDD
7 381 (9.22%) Test Automation
8 352 (8.52%) Microservices
9 323 (7.82%) Problem-Solving
10 285 (6.90%) Migration
11 276 (6.68%) Continuous Delivery
12 266 (6.44%) Scrum
13 263 (6.37%) Software Engineering
14 231 (5.59%) BDD
15 229 (5.54%) OO
16 213 (5.16%) Analytics
17 189 (4.58%) Electronic Trading
18 177 (4.28%) Mentoring
19 170 (4.12%) SDLC
20 162 (3.92%) High Availability
Programming Languages
1 1,483 (35.90%) Python
2 1,298 (31.42%) Java
3 849 (20.55%) SQL
4 694 (16.80%) Bash Shell
5 568 (13.75%) JavaScript
6 456 (11.04%) Ruby
7 443 (10.72%) Perl
8 276 (6.68%) C++
9 262 (6.34%) Shell Script
10 248 (6.00%) Scala
11 224 (5.42%) PowerShell
12 211 (5.11%) Java 8
13 209 (5.06%) Go
14 156 (3.78%) C#
15 147 (3.56%) C
16 122 (2.95%) PHP
17 105 (2.54%) Groovy
18 83 (2.01%) TypeScript
19 68 (1.65%) ES6
20 63 (1.53%) PL/SQL
Qualifications
1 472 (11.43%) Security Cleared
2 369 (8.93%) SC Cleared
3 212 (5.13%) Degree
4 77 (1.86%) DV Cleared
5 73 (1.77%) Computer Science Degree
6 64 (1.55%) AWS Certification
7 47 (1.14%) BPSS Clearance
8 42 (1.02%) Cisco Certification
9 29 (0.70%) CISSP
10 27 (0.65%) CCNP
11 24 (0.58%) Microsoft Certification
12 20 (0.48%) PhD
13 19 (0.46%) Master's Degree
13 19 (0.46%) RHCE
14 18 (0.44%) CCNA
14 18 (0.44%) CEH
15 15 (0.36%) CISM
16 14 (0.34%) ITIL Certification
17 13 (0.31%) CCIE
17 13 (0.31%) MCSE
Quality Assurance & Compliance
1 106 (2.57%) QA
2 47 (1.14%) GCP
3 37 (0.90%) SLA
4 29 (0.70%) ISO/IEC 27001
5 27 (0.65%) MiFID
6 25 (0.61%) Data Quality
7 23 (0.56%) PCI DSS
8 19 (0.46%) GDPR
9 9 (0.22%) Sarbanes-Oxley
9 9 (0.22%) TARGET2
10 8 (0.19%) EMIR
11 7 (0.17%) COBIT
12 5 (0.12%) FISMA
12 5 (0.12%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
13 4 (0.097%) Disclosure Scotland
13 4 (0.097%) NIST 800
14 3 (0.073%) HIPAA
14 3 (0.073%) SEPA
15 2 (0.048%) ISO 20022
15 2 (0.048%) JTAG
System Software
1 1,071 (25.93%) Docker
2 237 (5.74%) Active Directory
3 209 (5.06%) VMware Infrastructure
4 104 (2.52%) Virtual Machines
5 92 (2.23%) VMware ESXi
6 82 (1.98%) HDFS
7 64 (1.55%) vSphere
8 62 (1.50%) Hyper-V
9 49 (1.19%) Apache ZooKeeper
10 46 (1.11%) NFS
11 41 (0.99%) etcd
12 39 (0.94%) flannel
13 34 (0.82%) VirtualBox
14 31 (0.75%) Firmware
15 29 (0.70%) KVM
16 26 (0.63%) Oracle RAC
16 26 (0.63%) vCloud
17 25 (0.61%) Apache Flume
18 20 (0.48%) Ceph
19 19 (0.46%) Veritas Cluster Server
Systems Management
1 947 (22.92%) Ansible
2 823 (19.92%) Puppet
3 620 (15.01%) Kubernetes
4 590 (14.28%) Terraform
5 525 (12.71%) Opscode Chef
6 131 (3.17%) Salt
7 124 (3.00%) Grafana
8 118 (2.86%) Nagios
9 115 (2.78%) Kibana
10 114 (2.76%) logstash
11 106 (2.57%) Packer
12 99 (2.40%) Docker Swarm
13 86 (2.08%) HAProxy
14 82 (1.98%) Prometheus
15 75 (1.82%) Consul
16 65 (1.57%) Mesos
17 57 (1.38%) SCCM
18 56 (1.36%) ZABBIX
19 47 (1.14%) vCenter Server
20 45 (1.09%) Hadoop YARN
Vendors
1 511 (12.37%) Red Hat
2 424 (10.26%) Oracle
3 364 (8.81%) VMware
4 329 (7.96%) Microsoft
5 223 (5.40%) Google
6 205 (4.96%) Splunk
7 165 (3.99%) Cisco
8 118 (2.86%) Sybase
9 117 (2.83%) IBM
10 115 (2.78%) Atlassian
11 103 (2.49%) SaltStack
12 93 (2.25%) HP
13 84 (2.03%) Hortonworks
14 83 (2.01%) TIBCO
15 66 (1.60%) Cloudera
16 63 (1.53%) NetApp
17 62 (1.50%) ION Trading
18 53 (1.28%) EMC
18 53 (1.28%) SAP
19 50 (1.21%) AppDynamics