Period
to 22 October 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 22 October 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
22 Oct 2017
Same period 2016 Same period 2015
Rank 12 11 17
Rank change year-on-year -1 +6 +3
Contract jobs citing Linux 9021 10031 8931
As % of all contract IT jobs advertised in the UK 9.08% 9.52% 7.83%
As % of the Operating Systems category 43.58% 43.31% 36.36%
Number of daily rates quoted 5884 6696 5698
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £315 £305 £281
90th Percentile £625 £594 £588
UK excluding London median daily rate £425 £420 £390
% change year-on-year +1.19% +7.69% +4.00%
Number of hourly rates quoted 241 211 337
UK median hourly rate £40.31 £40.00 £37.50
Median hourly rate % change year-on-year +0.76% +6.67% +10.29%
10th Percentile £22.00 £15.75 £18.00
90th Percentile £50.25 £49.50 £52.17
UK excluding London median hourly rate £41.50 £40.00 £37.50
% change year-on-year +3.75% +6.67% +7.14%

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 20698 23162 24562
As % of all contract IT jobs advertised in the UK 20.83% 21.97% 21.54%
Number of daily rates quoted 13083 14563 14466
UK median daily rate £425 £400 £388
Median daily rate % change year-on-year +6.25% +3.23% +3.33%
10th Percentile £175 £200 £185
90th Percentile £594 £575 £550
UK excluding London median daily rate £375 £375 £360
% change year-on-year - +4.17% +10.77%
Number of hourly rates quoted 1231 1284 1937
UK median hourly rate £17.50 £16.50 £16.50
Median hourly rate % change year-on-year +6.06% - +6.45%
10th Percentile £10.96 £10.50 £10.50
90th Percentile £47.83 £43.75 £40.00
UK excluding London median hourly rate £16.81 £16.00 £16.00
% change year-on-year +5.03% - +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 22 October 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 22 October 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 22 October 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 8241 £475 +5.56% 1047
UK excluding London +1 4581 £425 +1.19% 627
London -1 4315 £513 +7.89% 448
South East +2 1668 £425 - 201
North of England -1 951 £425 +1.19% 155
Scotland +6 461 £425 +6.25% 16
Midlands -5 458 £418 -1.59% 80
East of England +3 432 £434 +9.81% 113
North West -6 426 £438 +2.94% 74
South West +2 388 £413 +3.13% 50
Yorkshire -2 345 £462 +5.66% 68
West Midlands -7 258 £475 +11.76% 45
East Midlands -1 198 £366 -13.82% 35
North East +2 195 £350 +6.06% 13
Northern Ireland +13 173 £421 +40.19% 2
Wales -14 71 £435 -8.42% 9

For the 6 months to 22 October 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 3022 (33.50%) Unix
2 2826 (31.33%) Java
3 2565 (28.43%) Python
4 2544 (28.20%) DevOps
5 2448 (27.14%) Agile Software Development
6 2423 (26.86%) Windows
7 1891 (20.96%) Amazon AWS
8 1819 (20.16%) Git (software)
9 1782 (19.75%) SQL
10 1753 (19.43%) Jenkins
11 1733 (19.21%) Puppet
12 1645 (18.24%) Finance
13 1556 (17.25%) Ansible
14 1516 (16.81%) Red Hat Enterprise Linux
15 1501 (16.64%) Oracle
16 1449 (16.06%) Docker
17 1395 (15.46%) Red Hat
18 1319 (14.62%) Continuous Integration
19 1268 (14.06%) Configuration Management
20 1140 (12.64%) JavaScript
21 1121 (12.43%) VMware
22 1101 (12.20%) Security Cleared
23 1093 (12.12%) Bash Shell
24 995 (11.03%) Perl
25 932 (10.33%) Banking
26 893 (9.90%) Web Services
27 875 (9.70%) Opscode Chef
28 870 (9.64%) Scrum
29 865 (9.59%) MySQL
30 847 (9.39%) SC Cleared

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
1 747 (8.28%) Apache
2 597 (6.62%) Tomcat
3 454 (5.03%) Confluence
4 408 (4.52%) JBoss
5 327 (3.62%) Elasticsearch
6 316 (3.50%) OpenStack
7 300 (3.33%) Apache Spark
8 290 (3.21%) nginx
9 278 (3.08%) WebLogic
10 231 (2.56%) WebSphere
11 226 (2.51%) IIS
12 113 (1.25%) Oracle SOA Suite
13 103 (1.14%) Cloud Foundry
14 90 (1.00%) SAS
15 85 (0.94%) MS Exchange
16 83 (0.92%) CMS
17 79 (0.88%) SharePoint
18 73 (0.81%) Apache Solr
19 63 (0.70%) Oracle Application Server
20 58 (0.64%) iPlanet
Applications
1 84 (0.93%) Microsoft Office
2 69 (0.76%) Microsoft Excel
3 35 (0.39%) MS Visio
4 32 (0.35%) HipChat
5 28 (0.31%) Photoshop
6 21 (0.23%) Microsoft Project
7 13 (0.14%) Adobe Illustrator
7 13 (0.14%) Microsoft PowerPoint
8 12 (0.13%) Chatbot
9 9 (0.100%) Spreadsheet
10 8 (0.089%) Pipeline Pilot
11 7 (0.078%) Simulink
12 6 (0.067%) Doxygen
12 6 (0.067%) Houdini
12 6 (0.067%) Maya
12 6 (0.067%) NUKE
13 5 (0.055%) SPSS
14 4 (0.044%) Stata
15 3 (0.033%) InVision
16 2 (0.022%) Fireworks
Business Applications
1 34 (0.38%) ION MarketView
2 30 (0.33%) SAP ERP
3 27 (0.30%) Oracle Procure-to-Pay
4 25 (0.28%) Payment Gateway
5 22 (0.24%) Oracle Applications
6 21 (0.23%) Temenos T24
7 17 (0.19%) Dynamics CRM
8 16 (0.18%) Oracle BPM
9 14 (0.16%) BusinessWorks
9 14 (0.16%) IBM Operational Decision Manager
9 14 (0.16%) Oracle 11i
10 13 (0.14%) Magento
10 13 (0.14%) Oracle EBS
10 13 (0.14%) Remedy ITSM
11 11 (0.12%) Oracle EBS R12
12 10 (0.11%) Markit EDM
12 10 (0.11%) Oracle Retail
13 9 (0.100%) Maximo
13 9 (0.100%) RMDS
14 8 (0.089%) Actimize
Cloud Services
1 1891 (20.96%) Amazon AWS
2 634 (7.03%) Microsoft Azure
3 347 (3.85%) GitHub
4 261 (2.89%) AWS CloudFormation
5 260 (2.88%) Amazon EC2
6 231 (2.56%) IaaS
7 227 (2.52%) PaaS
8 206 (2.28%) Amazon S3
9 181 (2.01%) OpenShift
10 163 (1.81%) Cloud Computing
11 145 (1.61%) Virtual Private Cloud
12 129 (1.43%) SaaS
13 114 (1.26%) Google Cloud Platform
14 113 (1.25%) Serverless
15 103 (1.14%) Amazon CloudWatch
16 98 (1.09%) Office 365
17 97 (1.08%) AWS Lambda
18 91 (1.01%) Route 53
19 82 (0.91%) Amazon ELB
20 68 (0.75%) Slack
Communications & Networking
1 826 (9.16%) Firewall
2 710 (7.87%) TCP/IP
3 560 (6.21%) HTTP
4 537 (5.95%) DNS
5 402 (4.46%) SAN
6 354 (3.92%) SSL
7 306 (3.39%) LDAP
8 281 (3.11%) VPN
9 260 (2.88%) WAN
10 235 (2.61%) LAN
11 193 (2.14%) DHCP
12 172 (1.91%) Network Security
13 163 (1.81%) Internet
14 134 (1.49%) NAS
15 112 (1.24%) Wireless
16 110 (1.22%) SSH
17 106 (1.18%) Kerberos
18 86 (0.95%) Fibre Channel
19 81 (0.90%) VoIP
20 77 (0.85%) HTTPS
Database & Business Intelligence
1 865 (9.59%) MySQL
2 708 (7.85%) Relational Database
3 640 (7.09%) SQL Server
4 599 (6.64%) MongoDB
5 553 (6.13%) PostgreSQL
6 499 (5.53%) NoSQL
7 471 (5.22%) Hadoop
8 441 (4.89%) Big Data
9 347 (3.85%) Oracle Database
10 254 (2.82%) RDBMS
11 224 (2.48%) Apache Cassandra
12 196 (2.17%) HBase
13 184 (2.04%) DB2
14 167 (1.85%) Apache Hive
15 151 (1.67%) Amazon RDS
16 132 (1.46%) Redis
17 110 (1.22%) Data Warehouse
18 97 (1.08%) KDB
19 68 (0.75%) Amazon DynamoDB
19 68 (0.75%) Impala
Development Applications
1 1819 (20.16%) Git (software)
2 1753 (19.43%) Jenkins
3 802 (8.89%) JIRA
4 574 (6.36%) Maven
5 492 (5.45%) Subversion
6 344 (3.81%) Sonatype Nexus
7 325 (3.60%) JUnit
8 261 (2.89%) TeamCity
9 240 (2.66%) Artifactory
10 220 (2.44%) GitLab
11 216 (2.39%) Cucumber
12 200 (2.22%) Bitbucket
13 182 (2.02%) IntelliJ
14 164 (1.82%) Selenium
15 160 (1.77%) Atlassian Bamboo
16 154 (1.71%) Ant
17 146 (1.62%) Mockito
18 143 (1.59%) Vagrant
19 138 (1.53%) Gradle
20 132 (1.46%) Eclipse
General
1 1645 (18.24%) Finance
2 932 (10.33%) Banking
3 365 (4.05%) Front Office
4 344 (3.81%) Investment Banking
5 335 (3.71%) Telecoms
6 203 (2.25%) Retail
7 174 (1.93%) Marketing
8 153 (1.70%) Electronics
9 135 (1.50%) Manufacturing
10 87 (0.96%) Financial Institution
11 82 (0.91%) Games
12 69 (0.76%) Publishing
13 60 (0.67%) Legal
14 50 (0.55%) Retail Banking
15 46 (0.51%) Law
16 39 (0.43%) Back Office
17 32 (0.35%) Billing
17 32 (0.35%) Pharmaceutical
18 31 (0.34%) Advertising
19 28 (0.31%) French Language
Job Titles
1 2507 (27.79%) Developer
2 1550 (17.18%) DevOps Engineer
3 897 (9.94%) Java Developer
4 832 (9.22%) Linux Engineer
5 655 (7.26%) Administrator
6 532 (5.90%) AWS Engineer
7 496 (5.50%) Consultant
8 459 (5.09%) AWS DevOps
9 449 (4.98%) Analyst
10 429 (4.76%) Architect
11 417 (4.62%) Linux/Unix DevOps
12 403 (4.47%) AWS DevOps Engineer
13 395 (4.38%) C++ Developer
14 376 (4.17%) Systems Administrator
15 343 (3.80%) Linux DevOps Engineer
16 329 (3.65%) Linux Administrator
17 328 (3.64%) Senior Developer
18 289 (3.20%) Cloud Engineer
19 273 (3.03%) Software Engineer
20 264 (2.93%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 893 (9.90%) Web Services
2 816 (9.05%) HTML
3 729 (8.08%) CSS
4 679 (7.53%) REST
5 653 (7.24%) Spring
6 540 (5.99%) JSON
7 537 (5.95%) XML
8 523 (5.80%) Node.js
9 495 (5.49%) Middleware
10 484 (5.37%) RESTful
11 368 (4.08%) AngularJS
12 350 (3.88%) Elastic Stack
13 336 (3.72%) HTML5
14 335 (3.71%) .NET
15 327 (3.62%) J2EE
16 308 (3.41%) SOAP
17 280 (3.10%) Kafka
18 268 (2.97%) jQuery
19 219 (2.43%) Spring Boot
20 208 (2.31%) Hibernate
Miscellaneous
1 590 (6.54%) Analytical Skills
2 415 (4.60%) Data Centre
3 382 (4.23%) Computer Science
4 258 (2.86%) Linux Command Line
5 247 (2.74%) Foreign Exchange (FX)
6 235 (2.61%) Clustering
7 185 (2.05%) Greenfield Project
8 175 (1.94%) Public Cloud
9 157 (1.74%) User Experience
10 147 (1.63%) PKI
11 135 (1.50%) Management Information System
12 126 (1.40%) Replication
13 122 (1.35%) Algorithms
13 122 (1.35%) Equities
14 113 (1.25%) Enterprise Software
15 102 (1.13%) Private Cloud
16 99 (1.10%) Data Structures
16 99 (1.10%) Virtual Team
17 97 (1.08%) Client/Server
18 91 (1.01%) Fintech
Operating Systems
1 3022 (33.50%) Unix
2 2423 (26.86%) Windows
3 1516 (16.81%) Red Hat Enterprise Linux
4 652 (7.23%) Solaris
5 615 (6.82%) Windows Server
6 600 (6.65%) CentOS
7 427 (4.73%) AIX
8 389 (4.31%) Ubuntu
9 256 (2.84%) Windows Server 2012
10 210 (2.33%) Windows Server 2008
11 205 (2.27%) Mac OS X
12 165 (1.83%) SUSE
13 132 (1.46%) HPUX
14 112 (1.24%) Debian
15 92 (1.02%) Windows 7
16 91 (1.01%) Android
17 89 (0.99%) Mac OS
18 86 (0.95%) Windows Server 2003
19 74 (0.82%) Apple iOS
19 74 (0.82%) Embedded Linux
Processes & Methodologies
1 2544 (28.20%) DevOps
2 2448 (27.14%) Agile Software Development
3 1319 (14.62%) Continuous Integration
4 1268 (14.06%) Configuration Management
5 870 (9.64%) Scrum
6 827 (9.17%) Open Source
7 801 (8.88%) Test Automation
8 788 (8.74%) TDD
9 716 (7.94%) Software Engineering
10 669 (7.42%) Microservices
11 532 (5.90%) Migration
12 523 (5.80%) Continuous Delivery
13 491 (5.44%) ITIL
14 480 (5.32%) OO
15 396 (4.39%) Load Balancing
16 389 (4.31%) Mentoring
17 382 (4.23%) High Availability
18 377 (4.18%) SDLC
19 376 (4.17%) Multithreading
20 362 (4.01%) Analytics
Programming Languages
1 2826 (31.33%) Java
2 2565 (28.43%) Python
3 1782 (19.75%) SQL
4 1140 (12.64%) JavaScript
5 1093 (12.12%) Bash Shell
6 995 (11.03%) Perl
7 836 (9.27%) Ruby
8 785 (8.70%) C++
9 754 (8.36%) Shell Script
10 426 (4.72%) PowerShell
11 419 (4.64%) C
12 390 (4.32%) PHP
13 365 (4.05%) Scala
14 325 (3.60%) C#
15 267 (2.96%) Go
16 218 (2.42%) Korn
17 208 (2.31%) PL/SQL
18 146 (1.62%) Groovy
19 88 (0.98%) T-SQL
20 87 (0.96%) Embedded C
Qualifications
1 1101 (12.20%) Security Cleared
2 847 (9.39%) SC Cleared
3 518 (5.74%) Degree
4 164 (1.82%) Computer Science Degree
5 131 (1.45%) CISSP
6 116 (1.29%) DV Cleared
7 101 (1.12%) Cisco Certification
8 91 (1.01%) Microsoft Certification
9 78 (0.86%) RHCE
10 67 (0.74%) BPSS Clearance
11 61 (0.68%) AWS Certification
11 61 (0.68%) CCNP
12 60 (0.67%) CCNA
13 57 (0.63%) MCSE
14 50 (0.55%) SANS
15 49 (0.54%) CISM
16 44 (0.49%) CEH
17 37 (0.41%) VMware Certified Professional (VCP)
18 36 (0.40%) PhD
19 33 (0.37%) ISEB
Quality Assurance & Compliance
1 282 (3.13%) QA
2 94 (1.04%) SLA
3 75 (0.83%) ISO/IEC 27001
4 74 (0.82%) PCI DSS
5 60 (0.67%) Disclosure Scotland
6 52 (0.58%) MiFID
7 38 (0.42%) Sarbanes-Oxley
8 35 (0.39%) Data Quality
9 34 (0.38%) GDPR
10 22 (0.24%) GCP
11 18 (0.20%) HIPAA
12 15 (0.17%) Actionable Recommendations
13 13 (0.14%) COBIT
14 12 (0.13%) GPG13
15 10 (0.11%) MISRA
15 10 (0.11%) NIST 800
16 9 (0.100%) JSP 440
17 8 (0.089%) AIFMD
17 8 (0.089%) ISO 8583
18 7 (0.078%) Cyber Essentials
System Software
1 1449 (16.06%) Docker
2 589 (6.53%) Active Directory
3 538 (5.96%) VMware Infrastructure
4 224 (2.48%) Virtual Machines
5 174 (1.93%) VMware ESXi
6 157 (1.74%) Hyper-V
7 139 (1.54%) vSphere
8 130 (1.44%) HDFS
9 113 (1.25%) KVM
10 110 (1.22%) NFS
11 78 (0.86%) Veritas Cluster Server
12 73 (0.81%) Xen
13 72 (0.80%) Samba
14 67 (0.74%) vCloud
15 62 (0.69%) Apache ZooKeeper
16 61 (0.68%) Apache Flume
17 58 (0.64%) Oracle RAC
18 53 (0.59%) Veritas Volume Manager
19 50 (0.55%) LXC
20 49 (0.54%) Firmware
Systems Management
1 1733 (19.21%) Puppet
2 1556 (17.25%) Ansible
3 875 (9.70%) Opscode Chef
4 660 (7.32%) Kubernetes
5 646 (7.16%) Terraform
6 227 (2.52%) Nagios
7 224 (2.48%) logstash
8 197 (2.18%) Kibana
9 133 (1.47%) ZABBIX
10 130 (1.44%) Grafana
11 124 (1.37%) NetBackup
12 108 (1.20%) SCCM
13 102 (1.13%) Packer
14 101 (1.12%) Prometheus
15 88 (0.98%) Salt
16 77 (0.85%) Rancher
17 75 (0.83%) Graphite
18 74 (0.82%) SCOM
19 73 (0.81%) Tivoli Storage Manager
20 66 (0.73%) HAProxy
Vendors
1 1501 (16.64%) Oracle
2 1395 (15.46%) Red Hat
3 1121 (12.43%) VMware
4 649 (7.19%) Microsoft
5 425 (4.71%) IBM
6 424 (4.70%) Cisco
7 329 (3.65%) HP
8 315 (3.49%) Splunk
9 254 (2.82%) Google
10 245 (2.72%) Citrix
11 237 (2.63%) Sybase
12 198 (2.19%) SAP
13 187 (2.07%) Veritas
14 185 (2.05%) F5
15 182 (2.02%) EMC
16 177 (1.96%) Atlassian
17 165 (1.83%) Sun
18 161 (1.78%) TIBCO
19 151 (1.67%) NetApp
20 137 (1.52%) Symantec