Period
to 18 January 2018

The following table provides summary statistics for contract job vacancies 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 18 January 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
UK
6 months to
18 Jan 2018
Same period 2017 Same period 2016
Rank 11 11 17
Rank change year-on-year 0 +6 +1
Contract jobs citing Linux 8,775 9,015 8,833
As % of all contract IT jobs advertised in the UK 8.75% 9.28% 8.23%
As % of the Operating Systems category 42.19% 43.92% 38.40%
Number of daily rates quoted 5,820 6,054 5,747
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +3.03%
10th Percentile £325 £313 £300
90th Percentile £638 £606 £588
UK excluding London median daily rate £430 £425 £400
% change year-on-year +1.18% +6.25% +6.67%
Number of hourly rates quoted 226 218 330
UK median hourly rate £40.00 £40.00 £38.00
Median hourly rate % change year-on-year - +5.26% +8.57%
10th Percentile £19.50 £16.63 £20.00
90th Percentile £51.13 £50.38 £52.50
UK excluding London median hourly rate £41.15 £40.00 £37.50
% change year-on-year +2.88% +6.67% +3.45%

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 with a requirement for operating system skills.

All Operating Systems
UK
Contract vacancies with a requirement for operating system skills 20,798 20,526 23,004
As % of all contract IT jobs advertised in the UK 20.74% 21.12% 21.43%
Number of daily rates quoted 13,264 12,890 13,641
UK median daily rate £425 £403 £400
Median daily rate % change year-on-year +5.59% +0.63% +6.67%
10th Percentile £170 £193 £185
90th Percentile £613 £575 £569
UK excluding London median daily rate £385 £370 £363
% change year-on-year +3.99% +2.07% +5.07%
Number of hourly rates quoted 1,259 1,281 1,814
UK median hourly rate £17.43 £16.50 £16.50
Median hourly rate % change year-on-year +5.64% - +3.13%
10th Percentile £11.00 £10.61 £10.50
90th Percentile £47.50 £45.75 £43.75
UK excluding London median hourly rate £16.50 £15.86 £16.50
% change year-on-year +4.04% -3.88% +3.13%

Linux
Job Vacancy Trend

Job postings citing Linux as a percentage of all IT jobs advertised.

Job vacancy trend for Linux in the UK

Linux
Contractor Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Linux.

Contractor daily rate trend for Linux in the UK

Linux
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Linux over the 6 months to 18 January 2018.

Contractor daily rate histogram for Linux in the UK

Linux
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux.

Contractor hourly rate trend for Linux in the UK

Linux
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing Linux over the 6 months to 18 January 2018.

Contractor hourly rate histogram for Linux in the UK

Linux
Top 16 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the UK over the 6 months to 18 January 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
England 0 8,083 £488 +8.33% 2,901
UK excluding London +1 4,362 £430 +1.18% 1,865
London -2 4,308 £525 +7.69% 1,205
South East +1 1,602 £450 +3.45% 538
North of England -2 907 £425 +3.03% 414
Midlands +2 505 £425 - 235
Scotland +7 445 £425 +13.33% 106
North West -5 414 £425 - 246
South West +5 378 £425 +6.25% 213
East of England -4 366 £425 +13.33% 294
Yorkshire -2 338 £450 - 135
West Midlands 0 275 £450 +2.86% 138
East Midlands +8 222 £396 -1.00% 96
North East +1 171 £413 +17.86% 33
Wales -10 99 £408 -11.89% 45
Northern Ireland -8 73 £445 -11.00% 18

For the 6 months to 18 January 2018, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Linux.

1 2,759 (31.44%) DevOps
2 2,751 (31.35%) Java
3 2,650 (30.20%) Unix
4 2,509 (28.59%) Windows
5 2,484 (28.31%) Agile Software Development
6 2,426 (27.65%) Python
7 2,096 (23.89%) Amazon AWS
8 1,927 (21.96%) Jenkins
9 1,809 (20.62%) Git (software)
10 1,714 (19.53%) Ansible
11 1,701 (19.38%) Puppet
12 1,696 (19.33%) SQL
13 1,640 (18.69%) Red Hat Enterprise Linux
14 1,601 (18.25%) Finance
15 1,526 (17.39%) Docker
16 1,324 (15.09%) Oracle
17 1,313 (14.96%) Red Hat
18 1,300 (14.81%) Continuous Integration
19 1,198 (13.65%) Configuration Management
20 1,159 (13.21%) Bash Shell
21 1,087 (12.39%) JavaScript
22 1,060 (12.08%) Security Cleared
23 1,047 (11.93%) VMware
24 954 (10.87%) Web Services
25 929 (10.59%) Opscode Chef
26 906 (10.32%) Perl
27 865 (9.86%) Banking
28 836 (9.53%) Ruby
29 802 (9.14%) Scrum
30 801 (9.13%) Microsoft Azure

Linux
Co-occurring IT Skills 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
1 707 (8.06%) Apache
2 539 (6.14%) Tomcat
3 488 (5.56%) Confluence
4 330 (3.76%) JBoss
5 325 (3.70%) Elasticsearch
6 319 (3.64%) nginx
7 309 (3.52%) Apache Spark
8 264 (3.01%) OpenStack
9 224 (2.55%) IIS
10 207 (2.36%) WebLogic
11 197 (2.25%) WebSphere
12 139 (1.58%) Oracle SOA Suite
13 85 (0.97%) Cloud Foundry
14 77 (0.88%) MS Exchange
14 77 (0.88%) SAS
15 66 (0.75%) SharePoint
16 64 (0.73%) CMS
17 61 (0.70%) Apache Solr
18 45 (0.51%) Adobe Experience Manager
19 39 (0.44%) Jetty
Applications
1 88 (1.00%) Microsoft Office
2 64 (0.73%) Microsoft Excel
3 37 (0.42%) MS Visio
4 27 (0.31%) HipChat
5 19 (0.22%) Photoshop
6 15 (0.17%) Microsoft Project
7 13 (0.15%) Microsoft PowerPoint
8 10 (0.11%) Pipeline Pilot
9 9 (0.10%) Chatbot
10 8 (0.091%) Simulink
11 7 (0.080%) Adobe Illustrator
11 7 (0.080%) Houdini
11 7 (0.080%) Maya
11 7 (0.080%) NUKE
11 7 (0.080%) Spreadsheet
12 3 (0.034%) Doxygen
12 3 (0.034%) InVision
13 2 (0.023%) Fireworks
13 2 (0.023%) SPSS
14 1 (0.011%) Stateflow
Business Applications
1 43 (0.49%) ION MarketView
2 30 (0.34%) Oracle Applications
2 30 (0.34%) Oracle BPM
3 26 (0.30%) Payment Gateway
4 21 (0.24%) Magento
5 20 (0.23%) Temenos T24
6 16 (0.18%) Dynamics CRM
7 15 (0.17%) Oracle EBS
7 15 (0.17%) Oracle EBS R12
8 12 (0.14%) BusinessWorks
8 12 (0.14%) Oracle 11i
9 11 (0.13%) Remedy ITSM
10 10 (0.11%) Markit EDM
11 9 (0.10%) Oracle Procure-to-Pay
11 9 (0.10%) Siebel CRM
12 8 (0.091%) Oracle Retail
12 8 (0.091%) Oracle Utilities
12 8 (0.091%) RMDS
12 8 (0.091%) SAP ERP
13 7 (0.080%) Kondor
Cloud Services
1 2,096 (23.89%) Amazon AWS
2 801 (9.13%) Microsoft Azure
3 356 (4.06%) Amazon EC2
4 325 (3.70%) GitHub
5 275 (3.13%) AWS CloudFormation
6 274 (3.12%) Amazon S3
7 272 (3.10%) IaaS
8 255 (2.91%) PaaS
9 200 (2.28%) Virtual Private Cloud
10 170 (1.94%) OpenShift
11 162 (1.85%) Cloud Computing
12 151 (1.72%) Serverless
13 147 (1.68%) Route 53
14 137 (1.56%) AWS Lambda
15 135 (1.54%) Google Cloud Platform
16 134 (1.53%) Amazon CloudWatch
17 127 (1.45%) SaaS
18 118 (1.34%) Office 365
19 117 (1.33%) Amazon ELB
20 96 (1.09%) Slack
Communications & Networking
1 762 (8.68%) Firewall
2 668 (7.61%) TCP/IP
3 493 (5.62%) DNS
4 470 (5.36%) HTTP
5 374 (4.26%) SAN
6 319 (3.64%) SSL
7 222 (2.53%) VPN
8 209 (2.38%) LDAP
9 189 (2.15%) DHCP
10 182 (2.07%) Internet
11 180 (2.05%) Network Security
12 175 (1.99%) WAN
13 152 (1.73%) LAN
14 118 (1.34%) Kerberos
14 118 (1.34%) NAS
15 105 (1.20%) Wireless
16 93 (1.06%) SSH
17 86 (0.98%) FTP
18 73 (0.83%) VLAN
19 69 (0.79%) VoIP
Database & Business Intelligence
1 800 (9.12%) MySQL
2 639 (7.28%) Relational Database
3 603 (6.87%) MongoDB
4 589 (6.71%) SQL Server
5 561 (6.39%) PostgreSQL
6 492 (5.61%) Hadoop
7 450 (5.13%) Big Data
8 449 (5.12%) NoSQL
9 374 (4.26%) Oracle Database
10 266 (3.03%) RDBMS
11 201 (2.29%) Amazon RDS
12 195 (2.22%) Apache Cassandra
13 193 (2.20%) HBase
14 177 (2.02%) DB2
15 154 (1.75%) Apache Hive
16 141 (1.61%) Redis
17 103 (1.17%) Oracle Database 11g
18 101 (1.15%) Data Warehouse
19 100 (1.14%) KDB
20 86 (0.98%) Oracle Database 12c
Development Applications
1 1,927 (21.96%) Jenkins
2 1,809 (20.62%) Git (software)
3 787 (8.97%) JIRA
4 577 (6.58%) Maven
5 447 (5.09%) Subversion
6 341 (3.89%) JUnit
7 306 (3.49%) Sonatype Nexus
8 269 (3.07%) TeamCity
9 238 (2.71%) Cucumber
10 225 (2.56%) Selenium
11 197 (2.25%) Bitbucket
12 190 (2.17%) Artifactory
13 181 (2.06%) Gradle
14 180 (2.05%) GitLab
15 173 (1.97%) Mockito
16 171 (1.95%) Ant
17 137 (1.56%) IntelliJ
18 135 (1.54%) Eclipse
19 130 (1.48%) Atlassian Bamboo
20 119 (1.36%) SonarQube
General
1 1,601 (18.25%) Finance
2 865 (9.86%) Banking
3 284 (3.24%) Investment Banking
4 275 (3.13%) Front Office
5 272 (3.10%) Telecoms
6 163 (1.86%) Retail
7 139 (1.58%) Marketing
8 118 (1.34%) Electronics
9 97 (1.11%) Manufacturing
10 83 (0.95%) Games
11 82 (0.93%) Financial Institution
12 67 (0.76%) Publishing
13 52 (0.59%) Law
14 46 (0.52%) Retail Banking
15 44 (0.50%) Legal
16 36 (0.41%) Automotive
17 32 (0.36%) Advertising
18 31 (0.35%) Back Office
19 23 (0.26%) French Language
20 22 (0.25%) Pharmaceutical
Job Titles
1 2,310 (26.32%) Developer
2 1,730 (19.72%) DevOps Engineer
3 849 (9.68%) Java Developer
4 724 (8.25%) Linux Engineer
5 622 (7.09%) AWS Engineer
6 596 (6.79%) Administrator
7 555 (6.32%) AWS DevOps
8 481 (5.48%) AWS DevOps Engineer
9 460 (5.24%) Architect
10 420 (4.79%) Analyst
11 419 (4.77%) Consultant
12 412 (4.70%) Linux/Unix DevOps
13 339 (3.86%) Linux DevOps Engineer
14 332 (3.78%) Systems Administrator
15 311 (3.54%) Cloud Engineer
16 307 (3.50%) C++ Developer
17 301 (3.43%) Senior Developer
18 299 (3.41%) Infrastructure Engineer
19 275 (3.13%) Software Engineer
20 265 (3.02%) Senior DevOps
Libraries, Frameworks & Software Standards
1 954 (10.87%) Web Services
2 701 (7.99%) HTML
3 644 (7.34%) REST
4 627 (7.15%) Spring
5 584 (6.66%) CSS
6 538 (6.13%) Node.js
7 521 (5.94%) JSON
8 513 (5.85%) XML
9 455 (5.19%) Middleware
10 447 (5.09%) RESTful
11 411 (4.68%) AngularJS
12 338 (3.85%) .NET
13 315 (3.59%) Kafka
14 304 (3.46%) Elastic Stack
15 301 (3.43%) HTML5
16 288 (3.28%) SOAP
17 272 (3.10%) jQuery
18 257 (2.93%) J2EE
19 204 (2.32%) Spring Boot
20 199 (2.27%) LAMP
Miscellaneous
1 587 (6.69%) Analytical Skills
2 408 (4.65%) Data Centre
3 367 (4.18%) Computer Science
4 268 (3.05%) Linux Command Line
5 244 (2.78%) Foreign Exchange (FX)
6 237 (2.70%) Public Cloud
7 233 (2.66%) Clustering
8 202 (2.30%) Greenfield Project
9 167 (1.90%) Management Information System
10 164 (1.87%) Replication
11 137 (1.56%) Algorithms
12 134 (1.53%) Enterprise Software
12 134 (1.53%) User Experience
13 128 (1.46%) Virtual Team
14 113 (1.29%) PKI
15 108 (1.23%) Data Structures
16 107 (1.22%) Equities
17 88 (1.00%) Fixed Income
18 87 (0.99%) Private Cloud
19 85 (0.97%) Derivative
Operating Systems
1 2,650 (30.20%) Unix
2 2,509 (28.59%) Windows
3 1,640 (18.69%) Red Hat Enterprise Linux
4 646 (7.36%) Windows Server
5 627 (7.15%) CentOS
6 515 (5.87%) Solaris
7 345 (3.93%) AIX
8 344 (3.92%) Ubuntu
9 336 (3.83%) Windows Server 2012
10 228 (2.60%) Windows Server 2008
11 172 (1.96%) Mac OS X
12 124 (1.41%) SUSE
13 107 (1.22%) Windows 7
14 104 (1.19%) HPUX
15 99 (1.13%) Windows Server 2003
16 93 (1.06%) Android
17 90 (1.03%) Windows 10
18 88 (1.00%) Debian
19 64 (0.73%) Apple iOS
20 60 (0.68%) Mac OS
Processes & Methodologies
1 2,759 (31.44%) DevOps
2 2,484 (28.31%) Agile Software Development
3 1,300 (14.81%) Continuous Integration
4 1,198 (13.65%) Configuration Management
5 802 (9.14%) Scrum
6 801 (9.13%) Test Automation
7 786 (8.96%) TDD
8 748 (8.52%) Open Source
9 653 (7.44%) Software Engineering
10 591 (6.74%) Microservices
11 569 (6.48%) Continuous Delivery
12 538 (6.13%) ITIL
13 507 (5.78%) Migration
14 434 (4.95%) OO
15 419 (4.77%) Mentoring
16 394 (4.49%) BDD
17 390 (4.44%) SDLC
18 359 (4.09%) High Availability
19 352 (4.01%) Load Balancing
20 326 (3.72%) Multithreading
Programming Languages
1 2,751 (31.35%) Java
2 2,426 (27.65%) Python
3 1,696 (19.33%) SQL
4 1,159 (13.21%) Bash Shell
5 1,087 (12.39%) JavaScript
6 906 (10.32%) Perl
7 836 (9.53%) Ruby
8 756 (8.62%) Shell Script
9 731 (8.33%) C++
10 496 (5.65%) PowerShell
11 417 (4.75%) C
12 400 (4.56%) PHP
13 363 (4.14%) Scala
14 319 (3.64%) C#
15 230 (2.62%) Go
16 218 (2.48%) PL/SQL
17 198 (2.26%) Groovy
18 127 (1.45%) Korn
19 82 (0.93%) T-SQL
20 77 (0.88%) ES6
Qualifications
1 1,060 (12.08%) Security Cleared
2 795 (9.06%) SC Cleared
3 548 (6.25%) Degree
4 178 (2.03%) Computer Science Degree
5 118 (1.34%) DV Cleared
6 108 (1.23%) CISSP
7 92 (1.05%) Cisco Certification
8 78 (0.89%) Microsoft Certification
9 72 (0.82%) AWS Certification
10 68 (0.77%) BPSS Clearance
11 63 (0.72%) CISM
12 55 (0.63%) MCSE
13 52 (0.59%) RHCE
14 45 (0.51%) CCNP
15 38 (0.43%) CCNA
15 38 (0.43%) PhD
16 35 (0.40%) CEH
17 33 (0.38%) ITIL Certification
18 31 (0.35%) VMware Certified Professional (VCP)
19 27 (0.31%) ISEB
Quality Assurance & Compliance
1 285 (3.25%) QA
2 96 (1.09%) ISO/IEC 27001
3 87 (0.99%) SLA
4 85 (0.97%) PCI DSS
5 52 (0.59%) MiFID
6 51 (0.58%) Disclosure Scotland
7 45 (0.51%) GDPR
8 41 (0.47%) Sarbanes-Oxley
9 38 (0.43%) GCP
10 27 (0.31%) Data Quality
11 21 (0.24%) TARGET2
12 18 (0.21%) HIPAA
13 17 (0.19%) Actionable Recommendations
14 13 (0.15%) ISO 9001
14 13 (0.15%) PMO
15 12 (0.14%) COBIT
15 12 (0.14%) MISRA
16 9 (0.10%) EMIR
16 9 (0.10%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
17 8 (0.091%) AIFMD
System Software
1 1,526 (17.39%) Docker
2 532 (6.06%) Active Directory
3 509 (5.80%) VMware Infrastructure
4 221 (2.52%) Virtual Machines
5 207 (2.36%) VMware ESXi
6 171 (1.95%) HDFS
7 165 (1.88%) vSphere
8 145 (1.65%) Hyper-V
9 110 (1.25%) NFS
10 82 (0.93%) Apache ZooKeeper
11 70 (0.80%) Apache Flume
11 70 (0.80%) KVM
12 67 (0.76%) Xen
13 65 (0.74%) vCloud
14 58 (0.66%) Samba
15 48 (0.55%) XenApp
16 45 (0.51%) Veritas Cluster Server
17 41 (0.47%) Firmware
17 41 (0.47%) Oracle RAC
18 37 (0.42%) Virtual Servers
Systems Management
1 1,714 (19.53%) Ansible
2 1,701 (19.38%) Puppet
3 929 (10.59%) Opscode Chef
4 766 (8.73%) Terraform
5 651 (7.42%) Kubernetes
6 237 (2.70%) Nagios
7 231 (2.63%) logstash
8 193 (2.20%) Kibana
9 153 (1.74%) Grafana
10 121 (1.38%) ZABBIX
11 111 (1.26%) SCCM
12 104 (1.19%) Salt
13 99 (1.13%) Packer
14 94 (1.07%) Prometheus
15 84 (0.96%) NetBackup
16 83 (0.95%) Hadoop YARN
17 81 (0.92%) SCOM
18 78 (0.89%) Tivoli
19 76 (0.87%) Rancher
20 75 (0.85%) Mesos
Vendors
1 1,324 (15.09%) Oracle
2 1,313 (14.96%) Red Hat
3 1,047 (11.93%) VMware
4 708 (8.07%) Microsoft
5 399 (4.55%) IBM
6 386 (4.40%) Cisco
7 380 (4.33%) Splunk
8 319 (3.64%) HP
9 242 (2.76%) Google
10 224 (2.55%) Citrix
11 208 (2.37%) Sybase
12 179 (2.04%) NetApp
13 168 (1.91%) Atlassian
14 161 (1.83%) EMC
15 159 (1.81%) F5
16 148 (1.69%) TIBCO
17 131 (1.49%) SAP
18 128 (1.46%) Juniper
19 112 (1.28%) Veritas
20 104 (1.19%) Symantec