Period
to 26 September 2017

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 26 September 2017 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
26 Sep 2017
Same period 2016 Same period 2015
Rank 12 11 18
Rank change year-on-year -1 +7 +2
Contract jobs citing Linux 9037 10192 8806
As % of all contract IT jobs advertised in the UK 9.12% 9.55% 7.78%
As % of the Operating Systems category 43.89% 43.13% 35.90%
Number of daily rates quoted 5847 6831 5607
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £313 £305 £279
90th Percentile £625 £600 £588
UK excluding London median daily rate £425 £415 £388
% change year-on-year +2.41% +7.10% +6.16%
Number of hourly rates quoted 221 206 333
UK median hourly rate £40.00 £40.00 £37.50
Median hourly rate % change year-on-year - +6.67% +7.14%
10th Percentile £25.00 £16.63 £18.00
90th Percentile £50.25 £49.46 £50.00
UK excluding London median hourly rate £40.00 £40.00 £37.50
% change year-on-year - +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 with a requirement for operating system skills.

All Operating Systems
UK
Contract vacancies with a requirement for operating system skills 20592 23632 24529
As % of all contract IT jobs advertised in the UK 20.79% 22.14% 21.68%
Number of daily rates quoted 12933 14879 14444
UK median daily rate £425 £400 £375
Median daily rate % change year-on-year +6.25% +6.67% +2.74%
10th Percentile £181 £206 £185
90th Percentile £588 £575 £550
UK excluding London median daily rate £375 £375 £350
% change year-on-year - +7.14% +7.69%
Number of hourly rates quoted 1210 1278 1919
UK median hourly rate £17.50 £16.50 £16.35
Median hourly rate % change year-on-year +6.06% +0.92% +3.81%
10th Percentile £10.75 £10.50 £10.50
90th Percentile £47.83 £43.28 £40.00
UK excluding London median hourly rate £16.50 £16.00 £16.00
% change year-on-year +3.13% - +3.23%

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 26 September 2017.

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 26 September 2017.

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 26 September 2017. 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 -1 8230 £475 +5.56% 752
UK excluding London 0 4640 £425 +2.41% 452
London -1 4258 £513 +7.89% 319
South East +1 1677 £425 - 131
North of England -2 961 £425 +3.03% 115
Scotland +7 473 £425 +9.82% 16
Midlands -3 472 £410 -3.53% 66
North West -2 464 £425 - 66
East of England +5 431 £438 +5.74% 81
South West +7 397 £413 +3.13% 39
Yorkshire -1 329 £450 +2.86% 42
West Midlands -6 260 £475 +14.46% 34
East Midlands 0 211 £350 -17.59% 32
Northern Ireland +17 195 £425 +41.67% 1
North East +1 177 £350 +7.69% 7
Wales -10 56 £393 -7.65% 3

For the 6 months to 26 September 2017, 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 3070 (33.97%) Unix
2 2772 (30.67%) Java
3 2515 (27.83%) Python
4 2513 (27.81%) DevOps
5 2407 (26.63%) Agile Software Development
6 2365 (26.17%) Windows
7 1826 (20.21%) Amazon AWS
8 1772 (19.61%) SQL
9 1745 (19.31%) Git (software)
10 1739 (19.24%) Puppet
11 1720 (19.03%) Jenkins
12 1648 (18.24%) Finance
13 1533 (16.96%) Oracle
14 1517 (16.79%) Ansible
15 1490 (16.49%) Red Hat Enterprise Linux
16 1446 (16.00%) Docker
17 1359 (15.04%) Red Hat
18 1292 (14.30%) Continuous Integration
19 1218 (13.48%) Configuration Management
20 1154 (12.77%) VMware
21 1143 (12.65%) Security Cleared
22 1067 (11.81%) Bash Shell
23 1046 (11.57%) JavaScript
24 1027 (11.36%) Perl
25 922 (10.20%) Banking
26 876 (9.69%) SC Cleared
27 875 (9.68%) MySQL
28 863 (9.55%) Ruby
29 853 (9.44%) Opscode Chef
30 849 (9.39%) Web Services

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
1 741 (8.20%) Apache
2 575 (6.36%) Tomcat
3 444 (4.91%) Confluence
4 399 (4.42%) JBoss
5 344 (3.81%) OpenStack
6 328 (3.63%) Elasticsearch
7 291 (3.22%) Apache Spark
8 281 (3.11%) nginx
9 261 (2.89%) WebLogic
10 243 (2.69%) WebSphere
11 222 (2.46%) IIS
12 110 (1.22%) Oracle SOA Suite
13 109 (1.21%) Cloud Foundry
14 91 (1.01%) MS Exchange
15 82 (0.91%) Apache Solr
15 82 (0.91%) SAS
16 77 (0.85%) SharePoint
17 74 (0.82%) CMS
18 59 (0.65%) Oracle Application Server
19 54 (0.60%) iPlanet
Applications
1 91 (1.01%) Microsoft Office
2 70 (0.77%) Microsoft Excel
3 42 (0.46%) MS Visio
4 30 (0.33%) HipChat
5 25 (0.28%) Photoshop
6 22 (0.24%) Microsoft Project
7 13 (0.14%) Adobe Illustrator
7 13 (0.14%) Microsoft PowerPoint
8 12 (0.13%) Chatbot
9 10 (0.11%) Spreadsheet
10 9 (0.100%) Simulink
11 7 (0.077%) Stata
12 6 (0.066%) Houdini
12 6 (0.066%) Maya
12 6 (0.066%) NUKE
13 5 (0.055%) Pipeline Pilot
13 5 (0.055%) SPSS
14 4 (0.044%) Doxygen
15 3 (0.033%) InVision
16 2 (0.022%) OrCAD
Business Applications
1 32 (0.35%) SAP ERP
2 26 (0.29%) ION MarketView
2 26 (0.29%) Oracle Procure-to-Pay
2 26 (0.29%) Payment Gateway
3 19 (0.21%) Oracle Applications
4 18 (0.20%) Temenos T24
5 14 (0.15%) IBM Operational Decision Manager
5 14 (0.15%) Oracle 11i
6 13 (0.14%) Magento
6 13 (0.14%) Remedy ITSM
7 12 (0.13%) Oracle Retail
8 11 (0.12%) Maximo
8 11 (0.12%) Oracle BPM
8 11 (0.12%) Oracle EBS
8 11 (0.12%) Oracle EBS R12
8 11 (0.12%) RMDS
9 10 (0.11%) Actimize
9 10 (0.11%) Dynamics CRM
9 10 (0.11%) Markit EDM
10 9 (0.100%) SAP Hybris
Cloud Services
1 1826 (20.21%) Amazon AWS
2 617 (6.83%) Microsoft Azure
3 352 (3.90%) GitHub
4 256 (2.83%) Amazon EC2
5 248 (2.74%) AWS CloudFormation
6 219 (2.42%) PaaS
7 216 (2.39%) IaaS
8 196 (2.17%) Amazon S3
9 192 (2.12%) OpenShift
10 176 (1.95%) Cloud Computing
11 126 (1.39%) Virtual Private Cloud
12 122 (1.35%) SaaS
13 107 (1.18%) Google Cloud Platform
14 93 (1.03%) Amazon CloudWatch
15 83 (0.92%) AWS Lambda
15 83 (0.92%) Office 365
16 72 (0.80%) Amazon ELB
17 71 (0.79%) Route 53
18 55 (0.61%) npm
19 46 (0.51%) Slack
Communications & Networking
1 788 (8.72%) Firewall
2 694 (7.68%) TCP/IP
3 580 (6.42%) HTTP
4 522 (5.78%) DNS
5 406 (4.49%) SAN
6 365 (4.04%) SSL
7 324 (3.59%) LDAP
8 274 (3.03%) VPN
9 258 (2.85%) WAN
10 233 (2.58%) LAN
11 187 (2.07%) Internet
12 167 (1.85%) DHCP
13 156 (1.73%) Network Security
14 140 (1.55%) NAS
15 117 (1.29%) SSH
16 108 (1.20%) Wireless
17 105 (1.16%) Kerberos
18 78 (0.86%) IPsec
19 76 (0.84%) Fibre Channel
20 74 (0.82%) HTTPS
Database & Business Intelligence
1 875 (9.68%) MySQL
2 718 (7.95%) Relational Database
3 651 (7.20%) SQL Server
4 616 (6.82%) MongoDB
5 566 (6.26%) PostgreSQL
6 481 (5.32%) NoSQL
7 463 (5.12%) Hadoop
8 437 (4.84%) Big Data
9 324 (3.59%) Oracle Database
10 246 (2.72%) RDBMS
11 226 (2.50%) Apache Cassandra
12 200 (2.21%) HBase
13 185 (2.05%) DB2
14 183 (2.03%) Apache Hive
15 132 (1.46%) Redis
16 125 (1.38%) Amazon RDS
17 108 (1.20%) Data Warehouse
18 95 (1.05%) KDB
19 77 (0.85%) Impala
20 65 (0.72%) Oracle Database 11g
Development Applications
1 1745 (19.31%) Git (software)
2 1720 (19.03%) Jenkins
3 753 (8.33%) JIRA
4 522 (5.78%) Maven
5 473 (5.23%) Subversion
6 331 (3.66%) Sonatype Nexus
7 287 (3.18%) JUnit
8 240 (2.66%) GitLab
9 235 (2.60%) TeamCity
10 232 (2.57%) Artifactory
11 206 (2.28%) Cucumber
12 187 (2.07%) Bitbucket
13 182 (2.01%) IntelliJ
14 167 (1.85%) Selenium
15 161 (1.78%) Vagrant
16 142 (1.57%) Atlassian Bamboo
17 139 (1.54%) Ant
18 128 (1.42%) Gradle
19 127 (1.41%) Eclipse
20 115 (1.27%) Mockito
General
1 1648 (18.24%) Finance
2 922 (10.20%) Banking
3 361 (3.99%) Front Office
4 342 (3.78%) Telecoms
5 341 (3.77%) Investment Banking
6 191 (2.11%) Retail
7 167 (1.85%) Marketing
8 143 (1.58%) Electronics
9 142 (1.57%) Manufacturing
10 89 (0.98%) Financial Institution
11 79 (0.87%) Games
12 66 (0.73%) Publishing
13 56 (0.62%) Legal
14 44 (0.49%) Law
15 38 (0.42%) Back Office
16 30 (0.33%) Retail Banking
17 29 (0.32%) Billing
18 28 (0.31%) Advertising
18 28 (0.31%) French Language
18 28 (0.31%) Pharmaceutical
Job Titles
1 2479 (27.43%) Developer
2 1520 (16.82%) DevOps Engineer
3 873 (9.66%) Java Developer
4 785 (8.69%) Linux Engineer
5 670 (7.41%) Administrator
6 516 (5.71%) Consultant
7 502 (5.55%) AWS Engineer
8 466 (5.16%) Analyst
9 450 (4.98%) Architect
10 438 (4.85%) AWS DevOps
11 395 (4.37%) Linux/Unix DevOps
12 394 (4.36%) Systems Administrator
13 382 (4.23%) C++ Developer
14 379 (4.19%) AWS DevOps Engineer
15 351 (3.88%) Linux Administrator
16 340 (3.76%) Senior Developer
17 318 (3.52%) Linux DevOps Engineer
18 292 (3.23%) Cloud Engineer
19 270 (2.99%) Software Engineer
20 267 (2.95%) Linux Systems Administrator
Libraries, Frameworks & Software Standards
1 849 (9.39%) Web Services
2 810 (8.96%) HTML
3 735 (8.13%) CSS
4 674 (7.46%) REST
5 652 (7.21%) Spring
6 548 (6.06%) JSON
7 541 (5.99%) XML
8 504 (5.58%) Node.js
9 489 (5.41%) Middleware
10 469 (5.19%) RESTful
11 366 (4.05%) Elastic Stack
12 335 (3.71%) J2EE
13 333 (3.68%) .NET
14 322 (3.56%) HTML5
15 313 (3.46%) SOAP
16 311 (3.44%) AngularJS
17 267 (2.95%) Kafka
18 230 (2.55%) jQuery
19 223 (2.47%) Hibernate
20 212 (2.35%) LAMP
Miscellaneous
1 613 (6.78%) Analytical Skills
2 456 (5.05%) Data Centre
3 356 (3.94%) Computer Science
4 274 (3.03%) Linux Command Line
5 233 (2.58%) Clustering
6 221 (2.45%) Foreign Exchange (FX)
7 193 (2.14%) Greenfield Project
8 166 (1.84%) Public Cloud
9 152 (1.68%) User Experience
10 139 (1.54%) PKI
11 135 (1.49%) Management Information System
12 125 (1.38%) Enterprise Software
12 125 (1.38%) Replication
13 123 (1.36%) Equities
14 120 (1.33%) Algorithms
15 103 (1.14%) Private Cloud
16 97 (1.07%) Client/Server
17 93 (1.03%) Fintech
18 92 (1.02%) Data Structures
19 87 (0.96%) Derivative
Operating Systems
1 3070 (33.97%) Unix
2 2365 (26.17%) Windows
3 1490 (16.49%) Red Hat Enterprise Linux
4 686 (7.59%) Solaris
5 640 (7.08%) CentOS
6 575 (6.36%) Windows Server
7 466 (5.16%) AIX
8 415 (4.59%) Ubuntu
9 229 (2.53%) Windows Server 2012
10 214 (2.37%) Windows Server 2008
11 205 (2.27%) Mac OS X
12 166 (1.84%) SUSE
13 141 (1.56%) HPUX
14 122 (1.35%) Debian
15 97 (1.07%) Mac OS
16 87 (0.96%) Windows 7
17 79 (0.87%) Android
18 76 (0.84%) Windows Server 2003
19 68 (0.75%) Windows 10
20 66 (0.73%) Embedded Linux
Processes & Methodologies
1 2513 (27.81%) DevOps
2 2407 (26.63%) Agile Software Development
3 1292 (14.30%) Continuous Integration
4 1218 (13.48%) Configuration Management
5 831 (9.20%) Scrum
6 829 (9.17%) Open Source
7 772 (8.54%) Test Automation
8 743 (8.22%) TDD
9 693 (7.67%) Software Engineering
10 662 (7.33%) Microservices
11 568 (6.29%) Migration
12 502 (5.55%) Continuous Delivery
13 496 (5.49%) ITIL
14 465 (5.15%) OO
15 387 (4.28%) Load Balancing
16 380 (4.20%) High Availability
17 374 (4.14%) Analytics
18 360 (3.98%) Mentoring
19 356 (3.94%) Multithreading
20 355 (3.93%) Web Development
Programming Languages
1 2772 (30.67%) Java
2 2515 (27.83%) Python
3 1772 (19.61%) SQL
4 1067 (11.81%) Bash Shell
5 1046 (11.57%) JavaScript
6 1027 (11.36%) Perl
7 863 (9.55%) Ruby
8 753 (8.33%) C++
9 743 (8.22%) Shell Script
10 403 (4.46%) C
11 395 (4.37%) PHP
12 392 (4.34%) Scala
13 373 (4.13%) PowerShell
14 325 (3.60%) C#
15 235 (2.60%) Go
16 211 (2.33%) Korn
17 188 (2.08%) PL/SQL
18 137 (1.52%) Groovy
19 94 (1.04%) T-SQL
20 83 (0.92%) R
Qualifications
1 1143 (12.65%) Security Cleared
2 876 (9.69%) SC Cleared
3 491 (5.43%) Degree
4 157 (1.74%) Computer Science Degree
5 136 (1.50%) CISSP
6 133 (1.47%) DV Cleared
7 107 (1.18%) Cisco Certification
8 83 (0.92%) Microsoft Certification
9 81 (0.90%) RHCE
10 72 (0.80%) BPSS Clearance
11 63 (0.70%) CCNP
12 62 (0.69%) CCNA
13 60 (0.66%) AWS Certification
14 57 (0.63%) SANS
15 55 (0.61%) MCSE
16 47 (0.52%) CISM
17 42 (0.46%) RHCSA
18 41 (0.45%) CEH
19 40 (0.44%) ISEB
20 36 (0.40%) PhD
Quality Assurance & Compliance
1 264 (2.92%) QA
2 85 (0.94%) SLA
3 78 (0.86%) PCI DSS
4 72 (0.80%) ISO/IEC 27001
5 64 (0.71%) Disclosure Scotland
6 42 (0.46%) MiFID
7 39 (0.43%) Data Quality
8 30 (0.33%) Sarbanes-Oxley
9 28 (0.31%) GDPR
10 18 (0.20%) GCP
11 14 (0.15%) GPG13
11 14 (0.15%) MISRA
12 12 (0.13%) COBIT
13 11 (0.12%) JSP 440
14 10 (0.11%) HIPAA
14 10 (0.11%) NIST 800
15 9 (0.100%) Def Stans
16 8 (0.089%) AIFMD
16 8 (0.089%) EMIR
17 7 (0.077%) RMADS
System Software
1 1446 (16.00%) Docker
2 564 (6.24%) VMware Infrastructure
3 555 (6.14%) Active Directory
4 227 (2.51%) Virtual Machines
5 163 (1.80%) VMware ESXi
6 148 (1.64%) vSphere
7 144 (1.59%) Hyper-V
8 125 (1.38%) HDFS
9 106 (1.17%) KVM
10 101 (1.12%) NFS
11 81 (0.90%) Veritas Cluster Server
12 80 (0.89%) Xen
13 70 (0.77%) Apache Flume
14 68 (0.75%) vCloud
15 66 (0.73%) Apache ZooKeeper
16 65 (0.72%) Samba
17 60 (0.66%) Oracle RAC
18 55 (0.61%) LXC
19 53 (0.59%) Veritas Volume Manager
20 48 (0.53%) Firmware
Systems Management
1 1739 (19.24%) Puppet
2 1517 (16.79%) Ansible
3 853 (9.44%) Opscode Chef
4 663 (7.34%) Kubernetes
5 615 (6.81%) Terraform
6 229 (2.53%) logstash
6 229 (2.53%) Nagios
7 214 (2.37%) Kibana
8 132 (1.46%) ZABBIX
9 124 (1.37%) NetBackup
10 120 (1.33%) Grafana
11 103 (1.14%) SCCM
12 100 (1.11%) Packer
13 97 (1.07%) Prometheus
14 87 (0.96%) Salt
15 85 (0.94%) Graphite
16 82 (0.91%) Tivoli Storage Manager
17 79 (0.87%) Rancher
18 71 (0.79%) SCOM
19 70 (0.77%) HAProxy
Vendors
1 1533 (16.96%) Oracle
2 1359 (15.04%) Red Hat
3 1154 (12.77%) VMware
4 654 (7.24%) Microsoft
5 428 (4.74%) IBM
6 416 (4.60%) Cisco
7 329 (3.64%) HP
8 320 (3.54%) Splunk
9 262 (2.90%) Google
10 248 (2.74%) Citrix
11 242 (2.68%) Sybase
12 210 (2.32%) SAP
13 209 (2.31%) Veritas
14 176 (1.95%) Atlassian
14 176 (1.95%) EMC
15 165 (1.83%) F5
15 165 (1.83%) Sun
16 156 (1.73%) NetApp
17 139 (1.54%) TIBCO
18 120 (1.33%) Juniper