Period
to 23 May 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 23 May 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
23 May 2019
Same period 2018 Same period 2017
Rank 19 15 10
Rank change year-on-year -4 -5 0
Contract jobs citing Linux 3,226 4,144 3,849
As % of all contract IT jobs advertised in London 8.01% 9.08% 9.77%
As % of the Operating Systems category 44.03% 44.42% 48.06%
Number of daily rates quoted 2,246 2,955 2,814
London median daily rate £550 £525 £500
Median daily rate % change year-on-year +4.76% +5.00% +5.26%
10th Percentile £388 £374 £350
90th Percentile £700 £675 £638
England median daily rate £500 £500 £475
% change year-on-year - +5.26% +7.95%
Number of hourly rates quoted 33 43 18
London median hourly rate £43.20 £40.00 £47.50
Median hourly rate % change year-on-year +8.00% -15.79% +18.75%
10th Percentile £26.50 £20.25 £29.70
90th Percentile £53.75 £59.18 £59.00
England median hourly rate £45.00 £40.00 £40.00
% change year-on-year +12.50% - -1.23%

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 7,326 9,330 8,009
As % of all contract IT jobs advertised in London 18.20% 20.45% 20.33%
Number of daily rates quoted 5,098 6,624 5,632
London median daily rate £488 £483 £455
Median daily rate % change year-on-year +1.04% +6.04% +1.11%
10th Percentile £181 £213 £258
90th Percentile £656 £650 £625
England median daily rate £440 £445 £425
% change year-on-year -1.12% +4.71% +6.25%
Number of hourly rates quoted 201 320 188
London median hourly rate £21.00 £19.50 £19.75
Median hourly rate % change year-on-year +7.69% -1.27% +12.86%
10th Percentile £14.00 £13.00 £12.50
90th Percentile £51.42 £47.83 £51.25
England median hourly rate £17.25 £17.50 £16.75
% change year-on-year -1.43% +4.48% -1.47%

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 23 May 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 23 May 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 23 May 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 +4 685 £550 +2.80% 159
West London +9 170 £500 +9.89% 51
South London -5 143 £525 +7.69% 20
East London -18 69 £600 +9.09% 15
North London +8 26 £400 -11.11% 1
Linux
England

For the 6 months to 23 May 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 1,335 (41.38%) DevOps
2 1,172 (36.33%) Amazon AWS
3 1,131 (35.06%) Python
4 1,129 (35.00%) Agile Software Development
5 1,027 (31.84%) Java
6 854 (26.47%) Jenkins
7 853 (26.44%) Docker
8 786 (24.36%) Ansible
9 771 (23.90%) Windows
10 754 (23.37%) Git (software)
11 742 (23.00%) Unix
12 692 (21.45%) Kubernetes
13 629 (19.50%) Finance
14 600 (18.60%) Puppet
15 584 (18.10%) Terraform
16 550 (17.05%) Red Hat Enterprise Linux
17 520 (16.12%) Microsoft Azure
18 518 (16.06%) Continuous Integration
18 518 (16.06%) SQL
19 506 (15.69%) Bash Shell
20 489 (15.16%) Red Hat
21 470 (14.57%) JavaScript
22 453 (14.04%) Configuration Management
23 442 (13.70%) TDD
24 416 (12.90%) Test Automation
25 409 (12.68%) Security Cleared
26 395 (12.24%) Opscode Chef
27 355 (11.00%) Oracle
28 347 (10.76%) SC Cleared
29 341 (10.57%) Microservices

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
1 273 (8.46%) Apache
2 187 (5.80%) Confluence
3 161 (4.99%) Elasticsearch
4 131 (4.06%) Apache Spark
5 129 (4.00%) Tomcat
6 122 (3.78%) nginx
7 76 (2.36%) IIS
8 53 (1.64%) MS Exchange
8 53 (1.64%) OpenStack
9 52 (1.61%) WebSphere
10 50 (1.55%) JBoss
11 46 (1.43%) SharePoint
12 45 (1.39%) CMS
13 39 (1.21%) Apache Solr
14 35 (1.08%) WebLogic
15 34 (1.05%) Jetty
16 32 (0.99%) Adobe Experience Manager
17 30 (0.93%) SAS
18 28 (0.87%) Mongrel
19 27 (0.84%) Cloud Foundry
Applications
1 27 (0.84%) Microsoft Excel
2 24 (0.74%) Microsoft Office
3 12 (0.37%) Microsoft PowerPoint
4 11 (0.34%) MS Visio
5 5 (0.15%) Spreadsheet
6 3 (0.093%) Microsoft Project
6 3 (0.093%) Photoshop
7 2 (0.062%) Adobe Illustrator
7 2 (0.062%) GIMP
7 2 (0.062%) Maya
8 1 (0.031%) Adobe After Effects
8 1 (0.031%) Adobe Premiere
8 1 (0.031%) HipChat
8 1 (0.031%) LightWave 3D
8 1 (0.031%) NUKE
8 1 (0.031%) S-PLUS
8 1 (0.031%) Stata
Business Applications
1 13 (0.40%) ION MarketView
2 12 (0.37%) Salesforce.com CRM
3 11 (0.34%) Distributed Ledger
3 11 (0.34%) R3 Corda
4 8 (0.25%) Endur
5 6 (0.19%) BusinessWorks
5 6 (0.19%) Magento
6 5 (0.15%) Dynamics CRM
6 5 (0.15%) Sentinel
7 4 (0.12%) Maximo
7 4 (0.12%) Relativity
7 4 (0.12%) SAP Hybris
8 3 (0.093%) Oracle EBS R12
8 3 (0.093%) RMDS
9 2 (0.062%) assyst
9 2 (0.062%) Eloqua
9 2 (0.062%) Oracle EBS
9 2 (0.062%) Oracle Financials
9 2 (0.062%) Remedy ITSM
9 2 (0.062%) WebTrends
Cloud Services
1 1,172 (36.33%) Amazon AWS
2 520 (16.12%) Microsoft Azure
3 269 (8.34%) Google Cloud Platform
4 208 (6.45%) Amazon EC2
5 190 (5.89%) Amazon S3
6 168 (5.21%) GitHub
7 165 (5.11%) Virtual Private Cloud
8 150 (4.65%) Serverless
9 134 (4.15%) Datadog
10 130 (4.03%) AWS CloudFormation
11 120 (3.72%) AWS Lambda
12 109 (3.38%) IaaS
13 104 (3.22%) PaaS
14 101 (3.13%) Amazon CloudWatch
15 95 (2.94%) OpenShift
16 91 (2.82%) Amazon ELB
17 74 (2.29%) Office 365
18 70 (2.17%) SaaS
19 68 (2.11%) Amazon SQS
20 57 (1.77%) Google App Engine
Communications & Networking
1 214 (6.63%) DNS
2 208 (6.45%) TCP/IP
3 206 (6.39%) Firewall
4 193 (5.98%) HTTP
5 140 (4.34%) SSL
6 131 (4.06%) VPN
7 115 (3.56%) DHCP
8 91 (2.82%) FTP
9 86 (2.67%) SAN
10 82 (2.54%) IPsec
11 60 (1.86%) Network Security
12 47 (1.46%) LAN
12 47 (1.46%) WAN
13 44 (1.36%) Cisco Nexus
14 43 (1.33%) Internet
15 26 (0.81%) Intrusion Detection
16 25 (0.77%) Kerberos
16 25 (0.77%) NAS
17 24 (0.74%) Multicast
17 24 (0.74%) SMTP
Database & Business Intelligence
1 310 (9.61%) MySQL
2 271 (8.40%) MongoDB
3 243 (7.53%) SQL Server
4 235 (7.28%) PostgreSQL
5 225 (6.97%) NoSQL
6 222 (6.88%) Relational Database
7 202 (6.26%) Big Data
8 178 (5.52%) Hadoop
9 157 (4.87%) Amazon RDS
10 98 (3.04%) Oracle Database
11 71 (2.20%) RDBMS
12 64 (1.98%) Redis
13 61 (1.89%) Apache Cassandra
14 50 (1.55%) HBase
15 49 (1.52%) Amazon DynamoDB
16 48 (1.49%) Apache Hive
17 47 (1.46%) Blockchain
18 46 (1.43%) Amazon Redshift
19 41 (1.27%) Data Warehouse
20 40 (1.24%) Amazon Aurora
Development Applications
1 854 (26.47%) Jenkins
2 754 (23.37%) Git (software)
3 311 (9.64%) JIRA
4 186 (5.77%) Sonatype Nexus
5 143 (4.43%) Maven
6 126 (3.91%) Subversion
7 122 (3.78%) GitLab
8 110 (3.41%) TeamCity
9 91 (2.82%) Bitbucket
10 89 (2.76%) Travis CI
11 88 (2.73%) Mockito
12 78 (2.42%) Cucumber
12 78 (2.42%) JUnit
13 76 (2.36%) Selenium
14 63 (1.95%) Atlassian Bamboo
15 61 (1.89%) Artifactory
16 59 (1.83%) gulp
17 42 (1.30%) Gradle
18 39 (1.21%) Visual Studio Team System
19 38 (1.18%) Hudson
General
1 629 (19.50%) Finance
2 300 (9.30%) Banking
3 94 (2.91%) Front Office
4 89 (2.76%) Investment Banking
5 85 (2.63%) Marketing
6 62 (1.92%) Telecoms
7 51 (1.58%) Retail
8 48 (1.49%) Financial Institution
9 35 (1.08%) Legal
9 35 (1.08%) Manufacturing
10 32 (0.99%) Electronics
11 31 (0.96%) Games
12 28 (0.87%) Law
13 23 (0.71%) Advertising
14 21 (0.65%) Publishing
15 9 (0.28%) German Language
16 7 (0.22%) Back Office
16 7 (0.22%) Billing
16 7 (0.22%) Pharmaceutical
16 7 (0.22%) Retail Banking
Job Titles
1 871 (27.00%) Developer
2 779 (24.15%) DevOps Engineer
3 345 (10.69%) Java Developer
4 275 (8.52%) AWS Engineer
5 258 (8.00%) Linux Engineer
6 241 (7.47%) AWS DevOps
7 213 (6.60%) AWS DevOps Engineer
8 206 (6.39%) Architect
9 169 (5.24%) Cloud Engineer
10 162 (5.02%) Administrator
11 152 (4.71%) Linux/Unix DevOps
12 127 (3.94%) Senior DevOps
13 120 (3.72%) Linux DevOps Engineer
14 117 (3.63%) Analyst
15 100 (3.10%) Consultant
16 97 (3.01%) Senior DevOps Engineer
17 92 (2.85%) Senior Developer
18 87 (2.70%) Platform Engineer
19 82 (2.54%) Python Developer
20 81 (2.51%) Security Engineer
Libraries, Frameworks & Software Standards
1 302 (9.36%) HTML
2 276 (8.56%) Web Services
3 267 (8.28%) REST
4 247 (7.66%) Kafka
5 245 (7.59%) CSS
6 223 (6.91%) Node.js
7 222 (6.88%) Spring
8 197 (6.11%) JSON
9 155 (4.80%) SOAP
10 146 (4.53%) Elastic Stack
11 145 (4.49%) HTML5
12 143 (4.43%) XML
13 136 (4.22%) .NET
14 134 (4.15%) AngularJS
15 129 (4.00%) RESTful
16 86 (2.67%) React
17 83 (2.57%) RabbitMQ
18 82 (2.54%) J2EE
18 82 (2.54%) jQuery
19 81 (2.51%) Middleware
Miscellaneous
1 138 (4.28%) Linux Command Line
2 136 (4.22%) Analytical Skills
3 125 (3.87%) Data Centre
4 109 (3.38%) Fintech
5 95 (2.94%) Greenfield Project
6 87 (2.70%) Public Cloud
7 84 (2.60%) Data Structures
8 71 (2.20%) User Experience
9 60 (1.86%) Management Information System
9 60 (1.86%) Mobile App
10 56 (1.74%) Algorithms
11 55 (1.70%) Cloud Native
12 51 (1.58%) Virtual Team
13 40 (1.24%) Fixed Income
13 40 (1.24%) PKI
14 39 (1.21%) Hedge funds
15 37 (1.15%) Hybrid Cloud
16 35 (1.08%) Equities
17 34 (1.05%) Derivative
18 32 (0.99%) Video\Live Streaming
Operating Systems
1 771 (23.90%) Windows
2 742 (23.00%) Unix
3 550 (17.05%) Red Hat Enterprise Linux
4 195 (6.04%) Windows Server
5 157 (4.87%) CentOS
6 140 (4.34%) Ubuntu
7 103 (3.19%) Mac OS X
8 83 (2.57%) Solaris
9 39 (1.21%) Android
10 38 (1.18%) Windows Server 2012
11 37 (1.15%) Windows Server 2008
12 31 (0.96%) Apple iOS
13 29 (0.90%) Mac OS
14 28 (0.87%) AIX
15 26 (0.81%) CoreOS
16 23 (0.71%) Debian
17 20 (0.62%) Windows 10
18 18 (0.56%) Windows 7
19 13 (0.40%) Fedora
20 12 (0.37%) SUSE
Processes & Methodologies
1 1,335 (41.38%) DevOps
2 1,129 (35.00%) Agile Software Development
3 518 (16.06%) Continuous Integration
4 453 (14.04%) Configuration Management
5 442 (13.70%) TDD
6 416 (12.90%) Test Automation
7 341 (10.57%) Microservices
8 308 (9.55%) Scrum
9 295 (9.14%) Open Source
10 246 (7.63%) Migration
11 225 (6.97%) Problem-Solving
12 223 (6.91%) Continuous Delivery
13 215 (6.66%) Software Engineering
14 204 (6.32%) BDD
15 187 (5.80%) Infrastructure as Code
16 182 (5.64%) ITIL
17 180 (5.58%) OO
18 156 (4.84%) Continuous Deployment
19 154 (4.77%) Web Development
20 143 (4.43%) Kanban
Programming Languages
1 1,131 (35.06%) Python
2 1,027 (31.84%) Java
3 518 (16.06%) SQL
4 506 (15.69%) Bash Shell
5 470 (14.57%) JavaScript
6 297 (9.21%) Ruby
7 230 (7.13%) Perl
8 228 (7.07%) Shell Script
9 219 (6.79%) PowerShell
10 191 (5.92%) C++
11 178 (5.52%) PHP
12 170 (5.27%) Go
12 170 (5.27%) Java 8
13 116 (3.60%) Scala
14 98 (3.04%) C#
15 85 (2.63%) Groovy
16 73 (2.26%) C
16 73 (2.26%) TypeScript
17 45 (1.39%) ES6
18 29 (0.90%) R
Qualifications
1 409 (12.68%) Security Cleared
2 347 (10.76%) SC Cleared
3 166 (5.15%) Degree
4 154 (4.77%) RHCE
5 114 (3.53%) AWS Certification
6 77 (2.39%) Cisco Certification
7 61 (1.89%) CCNP
8 58 (1.80%) ITIL Foundation Certificate
9 50 (1.55%) Computer Science Degree
10 45 (1.39%) BPSS Clearance
11 35 (1.08%) CISSP
12 31 (0.96%) PhD
13 26 (0.81%) DV Cleared
13 26 (0.81%) Microsoft Certification
14 18 (0.56%) CISM
15 17 (0.53%) CTC Cleared
15 17 (0.53%) Master's Degree
15 17 (0.53%) MCSE
16 16 (0.50%) CEH
17 15 (0.46%) ITIL Certification
Quality Assurance & Compliance
1 143 (4.43%) QA
2 60 (1.86%) ISO/IEC 27001
3 38 (1.18%) PCI DSS
4 34 (1.05%) Data Quality
5 31 (0.96%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 26 (0.81%) GDPR
7 20 (0.62%) SLA
8 13 (0.40%) Disclosure Scotland
9 10 (0.31%) WCAG
10 5 (0.15%) Sarbanes-Oxley
11 2 (0.062%) 21 CFR Part 11
11 2 (0.062%) GAMP
11 2 (0.062%) MiFID
11 2 (0.062%) PMO
11 2 (0.062%) SEPA
11 2 (0.062%) TARGET2
12 1 (0.031%) COBIT
12 1 (0.031%) ISO/IEC 20000
12 1 (0.031%) NIST 800
System Software
1 853 (26.44%) Docker
2 187 (5.80%) Active Directory
3 175 (5.42%) VMware Infrastructure
4 71 (2.20%) Virtual Machines
5 52 (1.61%) VMware ESXi
6 50 (1.55%) HDFS
7 32 (0.99%) Hyper-V
7 32 (0.99%) Xen
8 28 (0.87%) Apache Flume
8 28 (0.87%) Oracle RAC
9 26 (0.81%) KVM
10 23 (0.71%) Shibboleth
11 22 (0.68%) VMware NSX
12 21 (0.65%) Ceph
13 19 (0.59%) etcd
14 17 (0.53%) flannel
14 17 (0.53%) SkyDNS
14 17 (0.53%) vCloud
15 16 (0.50%) vSphere
16 14 (0.43%) GlusterFS
Systems Management
1 786 (24.36%) Ansible
2 692 (21.45%) Kubernetes
3 600 (18.60%) Puppet
4 584 (18.10%) Terraform
5 395 (12.24%) Opscode Chef
6 71 (2.20%) Grafana
7 69 (2.14%) Nagios
8 66 (2.05%) Prometheus
9 59 (1.83%) Kibana
10 52 (1.61%) logstash
11 47 (1.46%) SELinux
12 46 (1.43%) SCCM
13 45 (1.39%) HAProxy
14 44 (1.36%) Docker Swarm
15 42 (1.30%) Packer
16 40 (1.24%) Graphite
17 37 (1.15%) Consul
17 37 (1.15%) ZABBIX
18 33 (1.02%) Salt
19 30 (0.93%) Sysdig
Vendors
1 489 (15.16%) Red Hat
2 355 (11.00%) Oracle
3 283 (8.77%) VMware
4 267 (8.28%) Microsoft
5 257 (7.97%) Splunk
6 227 (7.04%) Google
7 124 (3.84%) Atlassian
8 114 (3.53%) Qualys
9 108 (3.35%) Cisco
10 65 (2.01%) IBM
11 61 (1.89%) SAP
12 56 (1.74%) New Relic
13 54 (1.67%) Sybase
14 53 (1.64%) HP
15 49 (1.52%) EMC
16 44 (1.36%) Adobe
17 41 (1.27%) Hortonworks
18 40 (1.24%) Dell
19 38 (1.18%) ServiceNow
20 35 (1.08%) F5