Period
to 24 September 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 24 September 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
24 Sep 2019
Same period 2018 Same period 2017
Rank 23 17 11
Rank change year-on-year -6 -6 -1
Contract jobs citing Linux 2,874 3,923 4,182
As % of all contract IT jobs advertised in London 7.42% 8.62% 9.56%
As % of the Operating Systems category 41.27% 42.57% 46.64%
Number of daily rates quoted 1,991 2,806 2,962
London median daily rate £550 £525 £513
Median daily rate % change year-on-year +4.76% +2.44% +7.89%
10th Percentile £369 £375 £363
90th Percentile £700 £675 £650
England median daily rate £500 £500 £475
% change year-on-year - +5.26% +5.56%
Number of hourly rates quoted 32 32 41
London median hourly rate £46.25 £32.00 £40.00
Median hourly rate % change year-on-year +44.53% -20.00% -
10th Percentile £25.25 £15.30 £21.25
90th Percentile £54.88 £55.37 £52.50
England median hourly rate £45.00 £42.50 £40.00
% change year-on-year +5.88% +6.25% -

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 6,964 9,215 8,967
As % of all contract IT jobs advertised in London 17.97% 20.24% 20.51%
Number of daily rates quoted 4,902 6,502 6,302
London median daily rate £475 £488 £475
Median daily rate % change year-on-year -2.56% +2.63% +5.56%
10th Percentile £170 £200 £213
90th Percentile £650 £650 £625
England median daily rate £425 £438 £425
% change year-on-year -2.86% +2.94% +3.66%
Number of hourly rates quoted 196 296 253
London median hourly rate £20.92 £18.70 £19.50
Median hourly rate % change year-on-year +11.84% -4.10% +11.43%
10th Percentile £12.63 £13.00 £12.55
90th Percentile £52.50 £47.83 £48.75
England median hourly rate £17.50 £17.50 £17.50

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 September 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 24 September 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 24 September 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 +5 607 £540 +2.86% 333
West London +15 169 £500 +9.89% 97
South London -12 88 £510 +7.37% 44
East London +3 70 £588 +16.05% 48
North London +7 16 £550 +2.33% 16
Linux
England

For the 6 months to 24 September 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 1,132 (39.39%) DevOps
2 1,052 (36.60%) Python
3 994 (34.59%) Agile Software Development
4 984 (34.24%) AWS
5 862 (29.99%) Java
6 783 (27.24%) Docker
7 729 (25.37%) Windows
8 699 (24.32%) Unix
9 630 (21.92%) Jenkins
10 626 (21.78%) Ansible
11 618 (21.50%) Finance
12 598 (20.81%) Git (software)
13 591 (20.56%) Kubernetes
14 590 (20.53%) Terraform
15 513 (17.85%) Azure
16 466 (16.21%) SQL
17 447 (15.55%) Bash Shell
18 429 (14.93%) JavaScript
19 415 (14.44%) Continuous Integration
20 407 (14.16%) Red Hat Enterprise Linux
21 382 (13.29%) Puppet
22 366 (12.73%) Red Hat
23 355 (12.35%) Security Cleared
24 347 (12.07%) Test Automation
25 341 (11.86%) TDD
26 334 (11.62%) Configuration Management
27 327 (11.38%) Microservices
28 318 (11.06%) Scrum
29 317 (11.03%) Oracle
29 317 (11.03%) JIRA

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
1 168 (5.85%) Confluence
2 153 (5.32%) Elasticsearch
3 152 (5.29%) Apache
4 144 (5.01%) Apache Spark
5 68 (2.37%) Tomcat
6 65 (2.26%) OpenStack
7 54 (1.88%) nginx
8 46 (1.60%) JBoss
9 43 (1.50%) IIS
10 35 (1.22%) WebSphere
11 33 (1.15%) SharePoint
12 32 (1.11%) MS Exchange
13 29 (1.01%) CMS
14 27 (0.94%) WebLogic
15 26 (0.90%) Apache Solr
16 25 (0.87%) Drupal
17 19 (0.66%) SAS
18 16 (0.56%) GeoServer
18 16 (0.56%) WordPress
19 15 (0.52%) Oracle SOA Suite
Applications
1 36 (1.25%) Microsoft Office
2 27 (0.94%) Microsoft Excel
3 13 (0.45%) MS Visio
4 12 (0.42%) Microsoft PowerPoint
5 3 (0.10%) Mozilla Thunderbird
5 3 (0.10%) Photoshop
6 2 (0.070%) Spreadsheet
7 1 (0.035%) Adobe Creative Suite
7 1 (0.035%) Chatbot
7 1 (0.035%) Stata
Business Applications
1 17 (0.59%) BusinessWorks
1 17 (0.59%) Sparx Enterprise Architect
2 11 (0.38%) Salesforce.com CRM
3 10 (0.35%) Distributed Ledger
4 9 (0.31%) Magento
4 9 (0.31%) Oracle Internet Expenses
4 9 (0.31%) Oracle Procure-to-Pay
5 8 (0.28%) R3 Corda
6 7 (0.24%) Oracle BPM
6 7 (0.24%) Oracle Cash Management
7 6 (0.21%) Oracle Assets
7 6 (0.21%) Oracle EBS
7 6 (0.21%) Oracle FAH
7 6 (0.21%) Oracle General Ledger
7 6 (0.21%) Oracle iProcurement
7 6 (0.21%) Oracle Payables
7 6 (0.21%) Oracle Receivables
7 6 (0.21%) Oracle Subledger Accounting
8 5 (0.17%) FINCAD Analytics
9 4 (0.14%) Eloqua
Cloud Services
1 984 (34.24%) AWS
2 513 (17.85%) Azure
3 242 (8.42%) GCP
4 151 (5.25%) Serverless
5 142 (4.94%) Amazon S3
5 142 (4.94%) GitHub
6 136 (4.73%) AWS CloudFormation
7 123 (4.28%) OpenShift
8 122 (4.24%) AWS Lambda
9 117 (4.07%) Amazon EC2
10 103 (3.58%) IaaS
11 92 (3.20%) Amazon CloudWatch
12 90 (3.13%) PaaS
13 89 (3.10%) Amazon ECS
14 73 (2.54%) Office 365
15 67 (2.33%) Datadog
16 64 (2.23%) Virtual Private Cloud
17 54 (1.88%) Cloud Computing
17 54 (1.88%) SaaS
18 53 (1.84%) CloudFront
Communications & Networking
1 229 (7.97%) Firewall
2 151 (5.25%) TCP/IP
3 123 (4.28%) DNS
4 118 (4.11%) HTTP
5 99 (3.44%) VPN
6 72 (2.51%) WAN
7 67 (2.33%) DHCP
8 64 (2.23%) SAN
9 62 (2.16%) Network Security
10 58 (2.02%) FTP
11 57 (1.98%) Intrusion Detection
12 55 (1.91%) Internet
12 55 (1.91%) SSL
13 47 (1.64%) LAN
14 34 (1.18%) IPsec
14 34 (1.18%) Wi-Fi
15 31 (1.08%) BGP
16 20 (0.70%) Ethernet
17 19 (0.66%) MPLS
17 19 (0.66%) SSH
Database & Business Intelligence
1 292 (10.16%) MySQL
2 216 (7.52%) MongoDB
3 214 (7.45%) SQL Server
4 193 (6.72%) PostgreSQL
5 185 (6.44%) Big Data
6 146 (5.08%) Relational Database
7 143 (4.98%) NoSQL
8 139 (4.84%) Hadoop
9 89 (3.10%) Amazon RDS
10 74 (2.57%) Oracle Database
11 68 (2.37%) Data Warehouse
12 67 (2.33%) RDBMS
13 45 (1.57%) Apache Cassandra
14 44 (1.53%) Blockchain
14 44 (1.53%) Redis
15 43 (1.50%) Apache Hive
16 42 (1.46%) Amazon DynamoDB
17 32 (1.11%) HBase
18 31 (1.08%) DB2
19 29 (1.01%) Sqoop
Development Applications
1 630 (21.92%) Jenkins
2 598 (20.81%) Git (software)
3 317 (11.03%) JIRA
4 121 (4.21%) Sonatype Nexus
5 116 (4.04%) Maven
6 95 (3.31%) Subversion
7 88 (3.06%) TeamCity
8 73 (2.54%) Mockito
9 72 (2.51%) GitLab
10 71 (2.47%) Bitbucket
10 71 (2.47%) JUnit
11 63 (2.19%) Selenium
12 47 (1.64%) Gradle
13 46 (1.60%) Atlassian Bamboo
14 45 (1.57%) SonarQube
15 41 (1.43%) Visual Studio Team System
16 40 (1.39%) Travis CI
17 37 (1.29%) Cucumber
18 32 (1.11%) Hudson
19 31 (1.08%) CircleCI
General
1 618 (21.50%) Finance
2 269 (9.36%) Banking
3 131 (4.56%) Public Sector
4 75 (2.61%) Front Office
5 67 (2.33%) Retail
6 65 (2.26%) Investment Banking
7 47 (1.64%) Marketing
8 41 (1.43%) Financial Institution
9 39 (1.36%) Telecoms
10 26 (0.90%) Publishing
11 25 (0.87%) Law
12 24 (0.84%) Games
13 20 (0.70%) Advertising
13 20 (0.70%) Electronics
14 15 (0.52%) Manufacturing
15 11 (0.38%) Pharmaceutical
16 10 (0.35%) International Banking
16 10 (0.35%) Legal
17 8 (0.28%) Retail Banking
18 7 (0.24%) German Language
Job Titles
1 753 (26.20%) Developer
2 684 (23.80%) DevOps Engineer
3 235 (8.18%) Java Developer
4 232 (8.07%) AWS Engineer
5 206 (7.17%) AWS DevOps
6 194 (6.75%) Cloud Engineer
7 183 (6.37%) Linux Engineer
8 181 (6.30%) AWS DevOps Engineer
9 174 (6.05%) Architect
10 145 (5.05%) Analyst
11 114 (3.97%) Administrator
12 111 (3.86%) Linux/Unix DevOps
13 96 (3.34%) Senior Developer
14 92 (3.20%) Consultant
14 92 (3.20%) Linux DevOps Engineer
15 90 (3.13%) Platform Engineer
16 85 (2.96%) Kubernetes Engineer
17 78 (2.71%) Security Engineer
18 77 (2.68%) Senior DevOps
19 75 (2.61%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 256 (8.91%) Web Services
2 230 (8.00%) Node.js
3 226 (7.86%) Kafka
4 206 (7.17%) JSON
5 199 (6.92%) HTML
6 194 (6.75%) REST
7 185 (6.44%) CSS
8 156 (5.43%) Spring
9 155 (5.39%) AngularJS
10 142 (4.94%) RESTful
11 129 (4.49%) Elastic Stack
12 122 (4.24%) XML
13 114 (3.97%) .NET
14 99 (3.44%) React
15 96 (3.34%) HTML5
16 87 (3.03%) Spring Boot
17 70 (2.44%) SOAP
18 65 (2.26%) LDAP
19 58 (2.02%) ActiveMQ
19 58 (2.02%) jQuery
Miscellaneous
1 145 (5.05%) Analytical Skills
2 132 (4.59%) Data Centre
3 129 (4.49%) Linux Command Line
4 75 (2.61%) Public Cloud
5 66 (2.30%) Greenfield Project
5 66 (2.30%) Management Information System
5 66 (2.30%) User Experience
6 63 (2.19%) Data Structures
7 56 (1.95%) Algorithms
8 54 (1.88%) Cloud Native
9 50 (1.74%) Mobile App
10 48 (1.67%) Derivative
11 47 (1.64%) Equities
12 44 (1.53%) PKI
13 38 (1.32%) Hedge funds
13 38 (1.32%) Self-Motivation
14 33 (1.15%) Foreign Exchange (FX)
15 30 (1.04%) Clustering
16 28 (0.97%) Replication
16 28 (0.97%) Video\Live Streaming
Operating Systems
1 729 (25.37%) Windows
2 699 (24.32%) Unix
3 407 (14.16%) Red Hat Enterprise Linux
4 193 (6.72%) Windows Server
5 148 (5.15%) CentOS
6 134 (4.66%) Ubuntu
7 100 (3.48%) Solaris
8 96 (3.34%) Mac OS X
9 60 (2.09%) Mac OS
10 56 (1.95%) Android
11 45 (1.57%) Apple iOS
12 39 (1.36%) Windows Server 2012
13 34 (1.18%) Debian
14 33 (1.15%) Windows Server 2008
15 29 (1.01%) AIX
16 28 (0.97%) Windows 10
17 27 (0.94%) Embedded Linux
18 21 (0.73%) Windows 7
19 14 (0.49%) CoreOS
19 14 (0.49%) Kali Linux
Processes & Methodologies
1 1,132 (39.39%) DevOps
2 994 (34.59%) Agile Software Development
3 415 (14.44%) Continuous Integration
4 347 (12.07%) Test Automation
5 341 (11.86%) TDD
6 334 (11.62%) Configuration Management
7 327 (11.38%) Microservices
8 318 (11.06%) Scrum
9 272 (9.46%) Migration
10 257 (8.94%) Open Source
11 221 (7.69%) Problem-Solving
12 194 (6.75%) Infrastructure as Code
13 193 (6.72%) Software Engineering
14 180 (6.26%) Kanban
15 162 (5.64%) BDD
16 154 (5.36%) ITIL
17 151 (5.25%) Continuous Delivery
18 145 (5.05%) OO
19 141 (4.91%) Computer Science
20 129 (4.49%) Continuous Deployment
Programming Languages
1 1,052 (36.60%) Python
2 862 (29.99%) Java
3 466 (16.21%) SQL
4 447 (15.55%) Bash Shell
5 429 (14.93%) JavaScript
6 305 (10.61%) Ruby
7 266 (9.26%) Perl
8 262 (9.12%) Shell Script
9 233 (8.11%) PowerShell
10 179 (6.23%) C++
11 162 (5.64%) Go
12 133 (4.63%) Java 8
13 112 (3.90%) PHP
14 108 (3.76%) Scala
15 106 (3.69%) C#
16 94 (3.27%) TypeScript
17 82 (2.85%) C
18 77 (2.68%) Groovy
19 68 (2.37%) PL/SQL
20 34 (1.18%) R
Qualifications
1 355 (12.35%) Security Cleared
2 250 (8.70%) SC Cleared
3 159 (5.53%) Degree
4 108 (3.76%) AWS Certification
5 58 (2.02%) Cisco Certification
6 43 (1.50%) CCNP
7 42 (1.46%) DV Cleared
8 41 (1.43%) RHCE
9 40 (1.39%) CISSP
10 39 (1.36%) Computer Science Degree
11 24 (0.84%) Microsoft Certification
12 21 (0.73%) CEH
13 18 (0.63%) BPSS Clearance
14 16 (0.56%) CCNA
15 15 (0.52%) MCSE
16 13 (0.45%) CTC Cleared
16 13 (0.45%) JNCIP
17 12 (0.42%) MCSA
18 11 (0.38%) ITIL Certification
19 10 (0.35%) CISM
Quality Assurance & Compliance
1 112 (3.90%) QA
2 45 (1.57%) ISO/IEC 27001
3 38 (1.32%) NIST
4 37 (1.29%) PCI DSS
5 25 (0.87%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 24 (0.84%) SLA
7 18 (0.63%) COBIT
8 16 (0.56%) GDPR
9 10 (0.35%) WCAG
10 9 (0.31%) Data Quality
11 7 (0.24%) Disclosure Scotland
12 4 (0.14%) PMO
13 2 (0.070%) Sarbanes-Oxley
13 2 (0.070%) SEPA
13 2 (0.070%) TARGET2
14 1 (0.035%) IEC 62304
14 1 (0.035%) ISO/IEC 20000
14 1 (0.035%) ISO/IEC 27005
14 1 (0.035%) PSD2
System Software
1 783 (27.24%) Docker
2 161 (5.60%) Active Directory
3 138 (4.80%) VMware Infrastructure
4 55 (1.91%) Virtual Machines
5 45 (1.57%) VMware ESXi
6 41 (1.43%) Hyper-V
7 30 (1.04%) KVM
7 30 (1.04%) vSphere
8 23 (0.80%) HDFS
9 18 (0.63%) Apache Flume
9 18 (0.63%) VMware NSX
10 17 (0.59%) XenApp
11 15 (0.52%) vCloud
12 14 (0.49%) Oracle RAC
13 12 (0.42%) Firmware
14 11 (0.38%) Samba
14 11 (0.38%) Virtual Servers
14 11 (0.38%) Xen
15 10 (0.35%) XenDesktop
16 9 (0.31%) Varnish
Systems Management
1 626 (21.78%) Ansible
2 591 (20.56%) Kubernetes
3 590 (20.53%) Terraform
4 382 (13.29%) Puppet
5 299 (10.40%) Opscode Chef
6 82 (2.85%) Consul
7 71 (2.47%) Packer
8 58 (2.02%) Grafana
9 52 (1.81%) Salt
10 42 (1.46%) Kibana
11 38 (1.32%) Prometheus
12 37 (1.29%) logstash
12 37 (1.29%) Nagios
12 37 (1.29%) Nessus
13 30 (1.04%) Suricata
14 29 (1.01%) Hadoop YARN
14 29 (1.01%) SCCM
14 29 (1.01%) ZABBIX
15 26 (0.90%) Single Sign-On
16 22 (0.77%) Docker Swarm
Vendors
1 366 (12.73%) Red Hat
2 317 (11.03%) Oracle
3 251 (8.73%) Microsoft
4 246 (8.56%) VMware
5 166 (5.78%) Splunk
6 150 (5.22%) Google
7 103 (3.58%) Cisco
8 80 (2.78%) IBM
9 77 (2.68%) SAP
10 68 (2.37%) Atlassian
11 61 (2.12%) Citrix
12 57 (1.98%) Qualys
13 50 (1.74%) Informatica
13 50 (1.74%) Sybase
14 48 (1.67%) HP
15 41 (1.43%) ServiceNow
16 39 (1.36%) EMC
16 39 (1.36%) F5
17 34 (1.18%) Dell
18 31 (1.08%) IBM Sterling