Period
to 24 April 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 24 April 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
24 Apr 2018
Same period 2017 Same period 2016
Rank 15 9 12
Rank change year-on-year -6 +3 +3
Contract jobs citing Linux 4,185 3,970 4,196
As % of all contract IT jobs advertised in London 9.08% 9.98% 9.54%
As % of the Operating Systems category 44.35% 48.57% 46.34%
Number of daily rates quoted 2,976 2,894 3,032
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £375 £350 £325
90th Percentile £681 £638 £625
England median daily rate £500 £460 £440
% change year-on-year +8.70% +4.55% +3.53%
Number of hourly rates quoted 47 20 43
London median hourly rate £37.50 £47.67 £42.50
Median hourly rate % change year-on-year -21.33% +12.15% +70.00%
10th Percentile £20.25 £35.38 £17.50
90th Percentile £65.00 £64.00 £52.50
England median hourly rate £42.50 £40.00 £40.00
% change year-on-year +6.25% - +11.11%

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 9,437 8,173 9,055
As % of all contract IT jobs advertised in London 20.47% 20.56% 20.59%
Number of daily rates quoted 6,689 5,736 6,313
London median daily rate £476 £450 £450
Median daily rate % change year-on-year +5.78% - +5.88%
10th Percentile £213 £262 £213
90th Percentile £650 £625 £613
England median daily rate £445 £425 £400
% change year-on-year +4.71% +6.25% +6.67%
Number of hourly rates quoted 313 182 260
London median hourly rate £19.25 £21.50 £17.50
Median hourly rate % change year-on-year -10.47% +22.86% -
10th Percentile £12.49 £12.88 £11.00
90th Percentile £47.83 £51.25 £47.83
England median hourly rate £17.07 £16.75 £17.00
% change year-on-year +1.90% -1.47% +6.25%

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 24 April 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 24 April 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 24 April 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 -11 722 £530 +6.00% 320
South London -1 209 £500 +17.65% 20
West London -11 169 £455 +1.11% 166
East London -5 89 £600 +9.09% 58
North London +7 16 £450 +52.54% 10
Linux
England

For the 6 months to 24 April 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 1,669 (39.88%) DevOps
2 1,544 (36.89%) Python
3 1,439 (34.38%) Java
4 1,368 (32.69%) Amazon AWS
5 1,295 (30.94%) Agile Software Development
6 1,257 (30.04%) Unix
7 1,099 (26.26%) Jenkins
8 1,032 (24.66%) Docker
9 972 (23.23%) Ansible
10 971 (23.20%) Windows
11 953 (22.77%) Finance
12 910 (21.74%) Git (software)
13 843 (20.14%) Puppet
14 754 (18.02%) Continuous Integration
15 743 (17.75%) SQL
16 733 (17.51%) Bash Shell
17 684 (16.34%) Configuration Management
18 631 (15.08%) Red Hat Enterprise Linux
19 572 (13.67%) Kubernetes
20 565 (13.50%) Terraform
21 552 (13.19%) Security Cleared
22 525 (12.54%) Ruby
23 521 (12.45%) Red Hat
24 512 (12.23%) Opscode Chef
25 509 (12.16%) JavaScript
26 498 (11.90%) Banking
27 494 (11.80%) Perl
28 471 (11.25%) TDD
29 456 (10.90%) Open Source
30 433 (10.35%) Microsoft Azure

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
1 308 (7.36%) Apache
2 239 (5.71%) Tomcat
3 228 (5.45%) Elasticsearch
4 224 (5.35%) Confluence
5 216 (5.16%) nginx
6 190 (4.54%) Apache Spark
7 110 (2.63%) OpenStack
8 82 (1.96%) WebSphere
9 74 (1.77%) JBoss
10 62 (1.48%) IIS
11 46 (1.10%) WebLogic
12 41 (0.98%) CMS
12 41 (0.98%) MS Exchange
13 36 (0.86%) Apache Solr
14 35 (0.84%) Oracle SOA Suite
15 34 (0.81%) Mule
16 33 (0.79%) Jetty
17 30 (0.72%) SharePoint
18 29 (0.69%) Mule ESB
19 26 (0.62%) Adobe Experience Manager
Applications
1 35 (0.84%) Microsoft Office
2 23 (0.55%) Microsoft Excel
3 10 (0.24%) MS Visio
4 9 (0.22%) Stata
5 8 (0.19%) Spreadsheet
6 5 (0.12%) HipChat
6 5 (0.12%) Microsoft PowerPoint
7 3 (0.072%) Microsoft Project
8 2 (0.048%) Adobe Creative Suite
Business Applications
1 45 (1.08%) ION MarketView
2 14 (0.33%) Oracle EBS
3 10 (0.24%) Remedy ITSM
3 10 (0.24%) Temenos T24
4 9 (0.22%) Magento
5 8 (0.19%) RMDS
6 7 (0.17%) Endur
7 6 (0.14%) HiPortfolio
7 6 (0.14%) Oracle Applications
7 6 (0.14%) WebTrends
8 5 (0.12%) Dynamics CRM
8 5 (0.12%) OpenLink RightAngle
8 5 (0.12%) Oracle EBS R12
9 3 (0.072%) Kondor
9 3 (0.072%) Summit
10 2 (0.048%) Concordance
10 2 (0.048%) Oracle BPM
10 2 (0.048%) Payment Gateway
10 2 (0.048%) R3 Corda
10 2 (0.048%) Relativity
Cloud Services
1 1,368 (32.69%) Amazon AWS
2 433 (10.35%) Microsoft Azure
3 211 (5.04%) Amazon EC2
4 193 (4.61%) GitHub
5 172 (4.11%) AWS CloudFormation
6 166 (3.97%) Amazon S3
7 140 (3.35%) Virtual Private Cloud
8 120 (2.87%) Route 53
9 118 (2.82%) IaaS
10 116 (2.77%) Serverless
11 109 (2.60%) AWS Lambda
12 108 (2.58%) PaaS
13 102 (2.44%) Cloud Computing
14 100 (2.39%) Amazon CloudWatch
15 82 (1.96%) Google Cloud Platform
16 70 (1.67%) Amazon ELB
17 69 (1.65%) OpenShift
18 65 (1.55%) SaaS
19 60 (1.43%) Office 365
20 41 (0.98%) CloudFront
Communications & Networking
1 361 (8.63%) TCP/IP
2 325 (7.77%) Firewall
3 312 (7.46%) DNS
4 244 (5.83%) HTTP
5 221 (5.28%) SSL
6 120 (2.87%) Internet
7 115 (2.75%) DHCP
8 102 (2.44%) SAN
9 101 (2.41%) VPN
10 84 (2.01%) Kerberos
11 82 (1.96%) FTP
12 67 (1.60%) Network Security
13 56 (1.34%) LAN
14 52 (1.24%) SSH
15 46 (1.10%) WAN
16 42 (1.00%) IPsec
17 34 (0.81%) iSCSI
17 34 (0.81%) NAS
18 25 (0.60%) SMS
18 25 (0.60%) SMTP
Database & Business Intelligence
1 414 (9.89%) MySQL
2 393 (9.39%) MongoDB
3 368 (8.79%) PostgreSQL
4 331 (7.91%) Relational Database
5 285 (6.81%) Hadoop
6 269 (6.43%) Big Data
7 257 (6.14%) NoSQL
8 233 (5.57%) SQL Server
9 161 (3.85%) Amazon RDS
10 132 (3.15%) Apache Cassandra
11 131 (3.13%) RDBMS
12 110 (2.63%) HBase
13 105 (2.51%) Apache Hive
14 104 (2.49%) Oracle Database
15 85 (2.03%) Redis
16 78 (1.86%) KDB
17 70 (1.67%) DB2
18 57 (1.36%) Blockchain
19 52 (1.24%) Data Warehouse
20 49 (1.17%) Amazon Redshift
Development Applications
1 1,099 (26.26%) Jenkins
2 910 (21.74%) Git (software)
3 322 (7.69%) JIRA
4 294 (7.03%) Maven
5 181 (4.32%) Subversion
6 156 (3.73%) TeamCity
7 144 (3.44%) Artifactory
7 144 (3.44%) JUnit
8 129 (3.08%) Cucumber
9 108 (2.58%) Sonatype Nexus
10 102 (2.44%) Gradle
11 97 (2.32%) Vagrant
12 91 (2.17%) GitLab
13 86 (2.05%) Selenium
14 84 (2.01%) Atlassian Bamboo
15 76 (1.82%) Bitbucket
16 73 (1.74%) Travis CI
17 71 (1.70%) Mockito
18 44 (1.05%) gulp
18 44 (1.05%) IntelliJ
General
1 953 (22.77%) Finance
2 498 (11.90%) Banking
3 222 (5.30%) Front Office
4 166 (3.97%) Investment Banking
5 69 (1.65%) Telecoms
6 68 (1.62%) Financial Institution
7 59 (1.41%) Retail
8 55 (1.31%) Games
9 52 (1.24%) Marketing
10 41 (0.98%) Back Office
11 31 (0.74%) Manufacturing
12 28 (0.67%) Legal
13 25 (0.60%) Electronics
14 22 (0.53%) Law
15 15 (0.36%) Advertising
16 14 (0.33%) French Language
17 13 (0.31%) Retail Banking
18 10 (0.24%) Billing
19 9 (0.22%) German Language
20 8 (0.19%) Publishing
Job Titles
1 1,137 (27.17%) Developer
2 1,045 (24.97%) DevOps Engineer
3 420 (10.04%) Java Developer
4 403 (9.63%) AWS Engineer
5 361 (8.63%) AWS DevOps
6 350 (8.36%) Linux Engineer
7 311 (7.43%) AWS DevOps Engineer
8 227 (5.42%) Administrator
9 225 (5.38%) Linux/Unix DevOps
10 214 (5.11%) Senior Developer
11 197 (4.71%) Architect
12 196 (4.68%) Senior DevOps
13 192 (4.59%) Cloud Engineer
14 190 (4.54%) Analyst
15 184 (4.40%) Linux DevOps Engineer
16 172 (4.11%) Senior DevOps Engineer
17 167 (3.99%) Consultant
18 138 (3.30%) Python Developer
19 130 (3.11%) Systems Administrator
20 126 (3.01%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 394 (9.41%) Web Services
2 352 (8.41%) HTML
3 312 (7.46%) Node.js
4 302 (7.22%) Spring
5 279 (6.67%) Elastic Stack
6 262 (6.26%) REST
7 256 (6.12%) CSS
8 236 (5.64%) Kafka
9 185 (4.42%) AngularJS
10 169 (4.04%) HTML5
11 167 (3.99%) RESTful
12 164 (3.92%) JSON
12 164 (3.92%) XML
13 143 (3.42%) React
14 117 (2.80%) JMS
15 108 (2.58%) SOAP
16 104 (2.49%) LDAP
16 104 (2.49%) LEMP Stack
16 104 (2.49%) Middleware
17 101 (2.41%) RabbitMQ
Miscellaneous
1 299 (7.14%) Analytical Skills
2 202 (4.83%) Computer Science
3 195 (4.66%) Data Centre
4 180 (4.30%) Linux Command Line
5 157 (3.75%) Foreign Exchange (FX)
6 112 (2.68%) Greenfield Project
7 107 (2.56%) Algorithms
8 103 (2.46%) Fixed Income
9 92 (2.20%) Clustering
10 91 (2.17%) Public Cloud
10 91 (2.17%) Replication
11 88 (2.10%) Fintech
12 81 (1.94%) Data Structures
13 72 (1.72%) Equities
14 68 (1.62%) Derivative
15 66 (1.58%) Management Information System
16 62 (1.48%) User Experience
17 57 (1.36%) Hedge funds
18 56 (1.34%) Self-Motivation
19 54 (1.29%) Enterprise Software
Operating Systems
1 1,257 (30.04%) Unix
2 971 (23.20%) Windows
3 631 (15.08%) Red Hat Enterprise Linux
4 346 (8.27%) CentOS
5 295 (7.05%) Windows Server
6 218 (5.21%) Ubuntu
7 188 (4.49%) Solaris
8 128 (3.06%) Windows Server 2012
9 114 (2.72%) Windows Server 2008
10 108 (2.58%) Mac OS X
11 69 (1.65%) AIX
12 46 (1.10%) Windows Server 2003
13 44 (1.05%) Android
13 44 (1.05%) CoreOS
14 40 (0.96%) Debian
15 34 (0.81%) Apple iOS
16 31 (0.74%) Windows 10
16 31 (0.74%) Windows 7
17 27 (0.65%) DC/OS
18 26 (0.62%) Mac OS
Processes & Methodologies
1 1,669 (39.88%) DevOps
2 1,295 (30.94%) Agile Software Development
3 754 (18.02%) Continuous Integration
4 684 (16.34%) Configuration Management
5 471 (11.25%) TDD
6 456 (10.90%) Open Source
7 402 (9.61%) Test Automation
8 332 (7.93%) Microservices
9 326 (7.79%) Problem-Solving
10 308 (7.36%) Migration
11 305 (7.29%) Continuous Delivery
12 294 (7.03%) Scrum
13 280 (6.69%) Software Engineering
14 243 (5.81%) OO
15 237 (5.66%) BDD
16 233 (5.57%) Analytics
17 185 (4.42%) Mentoring
18 182 (4.35%) SDLC
19 178 (4.25%) High Availability
20 177 (4.23%) Electronic Trading
Programming Languages
1 1,544 (36.89%) Python
2 1,439 (34.38%) Java
3 743 (17.75%) SQL
4 733 (17.51%) Bash Shell
5 525 (12.54%) Ruby
6 509 (12.16%) JavaScript
7 494 (11.80%) Perl
8 302 (7.22%) C++
9 271 (6.48%) Shell Script
10 266 (6.36%) Scala
11 250 (5.97%) PowerShell
12 208 (4.97%) Java 8
13 173 (4.13%) Go
14 151 (3.61%) C#
15 146 (3.49%) Groovy
16 141 (3.37%) C
17 114 (2.72%) PHP
18 65 (1.55%) PL/SQL
19 59 (1.41%) ES6
19 59 (1.41%) TypeScript
Qualifications
1 552 (13.19%) Security Cleared
2 431 (10.30%) SC Cleared
3 272 (6.50%) Degree
4 109 (2.60%) Computer Science Degree
5 69 (1.65%) DV Cleared
6 67 (1.60%) AWS Certification
7 59 (1.41%) BPSS Clearance
8 45 (1.08%) Cisco Certification
9 42 (1.00%) CISSP
10 30 (0.72%) CISM
11 26 (0.62%) Master's Degree
12 21 (0.50%) RHCE
13 20 (0.48%) CCNA
14 19 (0.45%) Microsoft Certification
15 18 (0.43%) PhD
16 15 (0.36%) CCNP
16 15 (0.36%) MCSE
17 14 (0.33%) ITIL Certification
17 14 (0.33%) Numerate Degree
18 13 (0.31%) CEH
Quality Assurance & Compliance
1 126 (3.01%) QA
2 37 (0.88%) ISO/IEC 27001
2 37 (0.88%) SLA
3 33 (0.79%) GCP
4 25 (0.60%) MiFID
5 24 (0.57%) PCI DSS
6 23 (0.55%) TARGET2
7 21 (0.50%) Data Quality
8 20 (0.48%) GDPR
9 13 (0.31%) Disclosure Scotland
10 10 (0.24%) COBIT
11 9 (0.22%) PMO
11 9 (0.22%) Sarbanes-Oxley
12 8 (0.19%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
13 7 (0.17%) EMIR
14 5 (0.12%) NIST 800
15 3 (0.072%) Basel III
15 3 (0.072%) FATCA
15 3 (0.072%) FISMA
15 3 (0.072%) PSD2
System Software
1 1,032 (24.66%) Docker
2 243 (5.81%) Active Directory
3 216 (5.16%) VMware Infrastructure
4 105 (2.51%) VMware ESXi
5 101 (2.41%) Virtual Machines
6 86 (2.05%) HDFS
7 75 (1.79%) Hyper-V
8 54 (1.29%) Apache ZooKeeper
9 45 (1.08%) NFS
10 33 (0.79%) Apache Flume
10 33 (0.79%) vSphere
11 31 (0.74%) XenApp
12 30 (0.72%) Xen
13 27 (0.65%) etcd
13 27 (0.65%) Firmware
13 27 (0.65%) KVM
13 27 (0.65%) vCloud
14 26 (0.62%) VirtualBox
15 24 (0.57%) flannel
16 17 (0.41%) Oracle RAC
Systems Management
1 972 (23.23%) Ansible
2 843 (20.14%) Puppet
3 572 (13.67%) Kubernetes
4 565 (13.50%) Terraform
5 512 (12.23%) Opscode Chef
6 158 (3.78%) logstash
7 147 (3.51%) Kibana
8 135 (3.23%) Nagios
9 130 (3.11%) Grafana
10 118 (2.82%) Salt
11 99 (2.37%) Packer
12 90 (2.15%) HAProxy
13 83 (1.98%) Prometheus
14 79 (1.89%) Consul
14 79 (1.89%) Docker Swarm
15 68 (1.62%) Mesos
16 58 (1.39%) ZABBIX
17 50 (1.19%) Rancher
18 43 (1.03%) Hadoop YARN
18 43 (1.03%) Oozie
Vendors
1 521 (12.45%) Red Hat
2 401 (9.58%) Oracle
3 387 (9.25%) VMware
4 304 (7.26%) Microsoft
5 263 (6.28%) Splunk
6 161 (3.85%) Google
7 156 (3.73%) Cisco
8 134 (3.20%) Sybase
9 120 (2.87%) IBM
10 101 (2.41%) Atlassian
11 95 (2.27%) SaltStack
12 92 (2.20%) Hortonworks
13 91 (2.17%) TIBCO
14 75 (1.79%) HP
15 72 (1.72%) AppDynamics
16 70 (1.67%) Cloudera
17 60 (1.43%) NetApp
18 56 (1.34%) ION Trading
18 56 (1.34%) New Relic
19 49 (1.17%) Veritas