Period
to 25 February 2020

The following table provides summary statistics for contract job vacancies advertised in Central 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 25 February 2020 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
London > Central London
6 months to
25 Feb 2020
Same period 2019 Same period 2018
Rank 33 22 20
Rank change year-on-year -11 -2 -6
Contract jobs citing Linux 328 685 704
As % of all contract IT jobs advertised in Central London 5.54% 7.70% 7.94%
As % of the Operating Systems category 32.73% 38.35% 39.29%
Number of daily rates quoted 243 510 585
Central London median daily rate £550 £550 £525
Median daily rate % change year-on-year - +4.76% +5.00%
10th Percentile £350 £387 £406
90th Percentile £675 £675 £737
London median daily rate £525 £538 £525
% change year-on-year -2.33% +2.38% +5.00%
Number of hourly rates quoted 3 4 2
Central London median hourly rate £22.50 £36.25 £35.00
Median hourly rate % change year-on-year -37.93% +3.57% +27.27%
10th Percentile £15.75 £25.00 £32.50
90th Percentile £57.25 £41.25 £37.50
London median hourly rate £40.00 £35.00 £37.50
% change year-on-year +14.29% -6.67% -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 Central London with a requirement for operating system skills.

All Operating Systems
Central London
Contract vacancies with a requirement for operating system skills 1,002 1,786 1,792
As % of all contract IT jobs advertised in Central London 16.92% 20.07% 20.21%
Number of daily rates quoted 749 1,318 1,398
Central London median daily rate £430 £475 £486
Median daily rate % change year-on-year -9.47% -2.31% +8.06%
10th Percentile £149 £155 £213
90th Percentile £637 £638 £650
London median daily rate £450 £488 £475
% change year-on-year -7.69% +2.63% +5.56%
Number of hourly rates quoted 39 52 62
Central London median hourly rate £18.70 £18.76 £17.40
Median hourly rate % change year-on-year -0.29% +7.79% -8.42%
10th Percentile £13.70 £14.08 £11.25
90th Percentile £31.50 £30.45 £29.75
London median hourly rate £22.00 £19.13 £18.70
% change year-on-year +15.03% +2.27% -6.50%

Linux
Job Vacancy Trend in Central London

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

Job vacancy trend for Linux in Central London

Linux
Contractor Daily Rate Trend in Central London

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

Contractor daily rate trend for Linux in Central London

Linux
Contractor Daily Rate Histogram in Central London

The daily rate distribution of IT jobs citing Linux in Central London over the 6 months to 25 February 2020.

Contractor daily rate histogram for Linux in Central London

Linux
Contractor Hourly Rate Trend in Central London

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

Contractor hourly rate trend for Linux in Central London

Linux
Contractor Hourly Rate Histogram in Central London

The hourly rate distribution of IT jobs citing Linux in Central London over the 6 months to 25 February 2020.

Contractor hourly rate histogram for Linux in Central London

Linux
Contract Job Locations in Central 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 Central London region over the 6 months to 25 February 2020. 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
City of London -11 269 £550 - 245
City of Westminster -14 10 £550 +4.76% 1
West End of London +19 7 £525 +10.53% 1
Camden +6 1 £550 -
Linux
London

For the 6 months to 25 February 2020, 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 Central London region with a requirement for Linux.

1 131 (39.94%) DevOps
2 106 (32.32%) Python
3 97 (29.57%) Windows
4 96 (29.27%) AWS
5 95 (28.96%) Agile Software Development
6 87 (26.52%) Java
7 84 (25.61%) Kubernetes
8 83 (25.30%) Docker
9 82 (25.00%) Terraform
10 78 (23.78%) Git (software)
11 76 (23.17%) Unix
12 64 (19.51%) Ansible
13 63 (19.21%) Jenkins
14 60 (18.29%) Finance
15 57 (17.38%) SQL
15 57 (17.38%) Azure
16 53 (16.16%) Security Cleared
17 45 (13.72%) Ruby
17 45 (13.72%) Bash Shell
17 45 (13.72%) Puppet
18 44 (13.41%) Infrastructure as Code
19 43 (13.11%) Microservices
20 42 (12.80%) Microsoft
21 41 (12.50%) JavaScript
22 40 (12.20%) Continuous Integration
23 38 (11.59%) SC Cleared
24 36 (10.98%) JIRA
25 35 (10.67%) Web Services
26 34 (10.37%) Migration
26 34 (10.37%) GCP

Linux
Co-occurring IT Skills in Central 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 24 (7.32%) Confluence
2 19 (5.79%) Elasticsearch
3 11 (3.35%) OpenStack
4 10 (3.05%) Tomcat
5 9 (2.74%) Apache
5 9 (2.74%) Apache Spark
6 7 (2.13%) nginx
7 6 (1.83%) WebLogic
8 3 (0.91%) CMS
8 3 (0.91%) Drupal
8 3 (0.91%) Oracle Coherence
8 3 (0.91%) Oracle SOA Suite
9 2 (0.61%) Apache Airflow
9 2 (0.61%) Cloud Foundry
9 2 (0.61%) DataSynapse
9 2 (0.61%) IIS
9 2 (0.61%) Jupyter
9 2 (0.61%) SAS
9 2 (0.61%) SharePoint
9 2 (0.61%) WebSphere
Applications
1 4 (1.22%) Microsoft Office
2 1 (0.30%) Houdini
2 1 (0.30%) Maya
2 1 (0.30%) Microsoft Project
2 1 (0.30%) MS Visio
Business Applications
1 3 (0.91%) Temenos T24
2 2 (0.61%) Magento
3 1 (0.30%) Dynamics CRM
3 1 (0.30%) FINCAD Analytics
3 1 (0.30%) ION MarketView
3 1 (0.30%) Oracle Applications
3 1 (0.30%) Oracle EBS R12
3 1 (0.30%) Salesforce.com CRM
Cloud Services
1 96 (29.27%) AWS
2 57 (17.38%) Azure
3 34 (10.37%) GCP
4 22 (6.71%) Amazon EC2
5 15 (4.57%) GitHub
5 15 (4.57%) Serverless
6 12 (3.66%) Amazon S3
6 12 (3.66%) AWS CloudFormation
6 12 (3.66%) AWS Lambda
6 12 (3.66%) OpenShift
7 9 (2.74%) Office 365
8 8 (2.44%) IaaS
8 8 (2.44%) Route 53
9 7 (2.13%) Amazon SQS
10 5 (1.52%) AWS CodeDeploy
10 5 (1.52%) AWS CodePipeline
10 5 (1.52%) Google Compute Engine
10 5 (1.52%) PaaS
11 4 (1.22%) AWS IoT
11 4 (1.22%) Azure Active Directory
Communications & Networking
1 28 (8.54%) TCP/IP
2 22 (6.71%) DNS
3 19 (5.79%) HTTP
4 13 (3.96%) Firewall
5 12 (3.66%) SSL
6 11 (3.35%) FTP
7 9 (2.74%) Ethernet
8 8 (2.44%) Internet
9 7 (2.13%) Network Security
10 6 (1.83%) DHCP
10 6 (1.83%) Intrusion Detection
11 5 (1.52%) Remote Desktop
11 5 (1.52%) Wi-Fi
12 4 (1.22%) LAN
12 4 (1.22%) SAN
12 4 (1.22%) WAN
13 3 (0.91%) NAS
13 3 (0.91%) SSH
13 3 (0.91%) VPN
13 3 (0.91%) Wireshark
Database & Business Intelligence
1 30 (9.15%) MongoDB
2 25 (7.62%) MySQL
3 20 (6.10%) PostgreSQL
4 18 (5.49%) Big Data
5 15 (4.57%) SQL Server
6 14 (4.27%) NoSQL
7 13 (3.96%) Amazon RDS
8 12 (3.66%) Oracle Database
9 10 (3.05%) Relational Database
10 9 (2.74%) Hadoop
11 5 (1.52%) Apache Cassandra
11 5 (1.52%) InfluxDB
12 4 (1.22%) DB2
12 4 (1.22%) Redis
13 3 (0.91%) BusinessObjects
13 3 (0.91%) Data Warehouse
13 3 (0.91%) Oracle Database 11g
13 3 (0.91%) Oracle Reports
13 3 (0.91%) SQL Server Analysis Services
14 2 (0.61%) SQL Server Integration Services
Development Applications
1 78 (23.78%) Git (software)
2 63 (19.21%) Jenkins
3 36 (10.98%) JIRA
4 19 (5.79%) Maven
5 15 (4.57%) TeamCity
6 14 (4.27%) GitLab
7 12 (3.66%) Gradle
8 11 (3.35%) Subversion
9 9 (2.74%) Gatling
9 9 (2.74%) Geb
9 9 (2.74%) Spock
10 7 (2.13%) JUnit
11 5 (1.52%) Bitbucket
11 5 (1.52%) gulp
11 5 (1.52%) Sonatype Nexus
12 4 (1.22%) Artifactory
12 4 (1.22%) Atlassian Bamboo
12 4 (1.22%) Mockito
12 4 (1.22%) Selenium
12 4 (1.22%) SonarQube
General
1 60 (18.29%) Finance
2 25 (7.62%) Banking
3 23 (7.01%) Public Sector
4 10 (3.05%) Front Office
5 6 (1.83%) Financial Institution
5 6 (1.83%) Investment Banking
6 4 (1.22%) Telecoms
7 3 (0.91%) Advertising
7 3 (0.91%) French Language
8 2 (0.61%) Back Office
8 2 (0.61%) Electronics
8 2 (0.61%) Manufacturing
8 2 (0.61%) Marketing
9 1 (0.30%) Automotive
9 1 (0.30%) Corporate Banking
9 1 (0.30%) German Language
9 1 (0.30%) Law
9 1 (0.30%) Legal
9 1 (0.30%) Prime Brokerage
9 1 (0.30%) Retail
Job Titles
1 80 (24.39%) Developer
2 76 (23.17%) DevOps Engineer
3 28 (8.54%) Java Developer
4 22 (6.71%) AWS DevOps
4 22 (6.71%) AWS Engineer
5 21 (6.40%) Architect
6 19 (5.79%) AWS DevOps Engineer
7 17 (5.18%) Analyst
8 15 (4.57%) Consultant
9 14 (4.27%) Cloud Engineer
10 12 (3.66%) Linux/Unix DevOps
11 10 (3.05%) Penetration Tester
12 9 (2.74%) Agile Developer
12 9 (2.74%) Cloud Architect
12 9 (2.74%) Network Engineer
13 8 (2.44%) Agile Java Developer
13 8 (2.44%) Data Centre Technician
13 8 (2.44%) Data Technician
13 8 (2.44%) Linux Engineer
13 8 (2.44%) Tester
Libraries, Frameworks & Software Standards
1 35 (10.67%) Web Services
2 33 (10.06%) REST
3 28 (8.54%) Kafka
4 24 (7.32%) AngularJS
5 22 (6.71%) Spring
6 21 (6.40%) HTML
7 20 (6.10%) SOAP
8 19 (5.79%) .NET
9 17 (5.18%) Node.js
9 17 (5.18%) RESTful
10 16 (4.88%) JSON
11 15 (4.57%) OAuth
12 14 (4.27%) CSS
12 14 (4.27%) Spring Boot
12 14 (4.27%) XML
13 12 (3.66%) Ember.js
14 11 (3.35%) Dropwizard
15 10 (3.05%) Ratpack
15 10 (3.05%) React
15 10 (3.05%) WireMock
Miscellaneous
1 15 (4.57%) Data Centre
2 13 (3.96%) Analytical Skills
3 11 (3.35%) Public Cloud
4 10 (3.05%) Linux Command Line
4 10 (3.05%) Virtual Team
5 8 (2.44%) Derivative
5 8 (2.44%) Fibre Optics
5 8 (2.44%) Greenfield Project
6 7 (2.13%) Cloud Native
7 6 (1.83%) Management Information System
7 6 (1.83%) User Experience
8 5 (1.52%) Security Operations Centre
9 4 (1.22%) Enterprise Software
9 4 (1.22%) Hedge funds
9 4 (1.22%) SWIFT
9 4 (1.22%) Tandem
10 3 (0.91%) Clustering
10 3 (0.91%) Data Structures
10 3 (0.91%) Fixed Income
10 3 (0.91%) Interest Rate Derivative
Operating Systems
1 97 (29.57%) Windows
2 76 (23.17%) Unix
3 30 (9.15%) Ubuntu
4 28 (8.54%) Red Hat Enterprise Linux
5 24 (7.32%) Windows Server
6 13 (3.96%) CentOS
7 9 (2.74%) Mac OS X
8 7 (2.13%) Debian
9 5 (1.52%) Android
9 5 (1.52%) Mac OS
9 5 (1.52%) Windows Server 2012
10 4 (1.22%) Solaris
10 4 (1.22%) Windows 10
10 4 (1.22%) Windows Server 2008
11 3 (0.91%) Apple iOS
12 2 (0.61%) Embedded Linux
12 2 (0.61%) Mac OS X Server
12 2 (0.61%) Windows 7
13 1 (0.30%) SUSE
13 1 (0.30%) Windows Server 2003
Processes & Methodologies
1 131 (39.94%) DevOps
2 95 (28.96%) Agile Software Development
3 44 (13.41%) Infrastructure as Code
4 43 (13.11%) Microservices
5 40 (12.20%) Continuous Integration
6 34 (10.37%) Migration
7 29 (8.84%) TDD
8 28 (8.54%) Configuration Management
9 24 (7.32%) Software Engineering
10 20 (6.10%) Open Source
10 20 (6.10%) Test Automation
11 18 (5.49%) BDD
11 18 (5.49%) Security Testing
12 15 (4.57%) SDLC
13 14 (4.27%) Continuous Delivery
13 14 (4.27%) ITIL
13 14 (4.27%) OWASP
14 13 (3.96%) Analytics
14 13 (3.96%) Problem-Solving
14 13 (3.96%) Scrum
Programming Languages
1 106 (32.32%) Python
2 87 (26.52%) Java
3 57 (17.38%) SQL
4 45 (13.72%) Bash Shell
4 45 (13.72%) Ruby
5 41 (12.50%) JavaScript
6 33 (10.06%) PowerShell
7 24 (7.32%) PHP
8 23 (7.01%) Shell Script
9 21 (6.40%) Java 8
10 18 (5.49%) C++
11 16 (4.88%) PL/SQL
12 15 (4.57%) Groovy
13 14 (4.27%) Go
13 14 (4.27%) TypeScript
14 11 (3.35%) Perl
15 10 (3.05%) C
16 9 (2.74%) C#
17 4 (1.22%) Scala
18 3 (0.91%) VBScript
Qualifications
1 53 (16.16%) Security Cleared
2 38 (11.59%) SC Cleared
3 7 (2.13%) DV Cleared
4 6 (1.83%) Degree
5 3 (0.91%) CHECK Team Member
5 3 (0.91%) Cisco Certification
5 3 (0.91%) ISEB
5 3 (0.91%) Microsoft Certification
6 2 (0.61%) AWS Certification
6 2 (0.61%) CCNA
6 2 (0.61%) Computer Science Degree
6 2 (0.61%) ISTQB
6 2 (0.61%) Master's Degree
6 2 (0.61%) MCSE
7 1 (0.30%) BPSS Clearance
7 1 (0.30%) CCENT
7 1 (0.30%) CCSAS
7 1 (0.30%) DBS Check
7 1 (0.30%) ISTQB Foundation Certification
7 1 (0.30%) TOGAF Certification
Quality Assurance & Compliance
1 4 (1.22%) NIST
1 4 (1.22%) QA
1 4 (1.22%) SLA
2 3 (0.91%) ISO/IEC 27001
2 3 (0.91%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
3 2 (0.61%) GDPR
4 1 (0.30%) Data Quality
4 1 (0.30%) ISO/IEC 20000
4 1 (0.30%) NCSC
4 1 (0.30%) PCI DSS
System Software
1 83 (25.30%) Docker
2 24 (7.32%) Active Directory
3 8 (2.44%) VMware Infrastructure
4 4 (1.22%) Apache ZooKeeper
4 4 (1.22%) Oracle RAC
4 4 (1.22%) Virtual Machines
5 3 (0.91%) Hyper-V
6 2 (0.61%) Apache Flume
6 2 (0.61%) Firmware
6 2 (0.61%) HDFS
6 2 (0.61%) Varnish
6 2 (0.61%) Virtual Servers
6 2 (0.61%) VMware ESXi
6 2 (0.61%) vSphere
6 2 (0.61%) Xen
7 1 (0.30%) etcd
7 1 (0.30%) KVM
7 1 (0.30%) Microsoft Virtual Server
7 1 (0.30%) StorNext
7 1 (0.30%) Virtual Desktop
Systems Management
1 84 (25.61%) Kubernetes
2 82 (25.00%) Terraform
3 64 (19.51%) Ansible
4 45 (13.72%) Puppet
5 18 (5.49%) Packer
6 15 (4.57%) Opscode Chef
7 11 (3.35%) Consul
8 10 (3.05%) Docker Swarm
8 10 (3.05%) Istio
9 9 (2.74%) Prometheus
10 6 (1.83%) Grafana
11 5 (1.52%) Kibana
12 4 (1.22%) logstash
12 4 (1.22%) SCCM
12 4 (1.22%) SELinux
12 4 (1.22%) Single Sign-On
13 3 (0.91%) Graphite
14 2 (0.61%) Host Intrusion Detection System
14 2 (0.61%) HP SiteScope
14 2 (0.61%) Jamf Pro
Vendors
1 42 (12.80%) Microsoft
2 33 (10.06%) Oracle
3 27 (8.23%) Red Hat
4 25 (7.62%) Google
5 13 (3.96%) VMware
6 12 (3.66%) Splunk
7 9 (2.74%) F5
8 7 (2.13%) HP
9 5 (1.52%) Cisco
9 5 (1.52%) Fortinet
9 5 (1.52%) Informatica
10 4 (1.22%) Atlassian
10 4 (1.22%) BMC
10 4 (1.22%) Citrix
10 4 (1.22%) IBM
10 4 (1.22%) SAP
10 4 (1.22%) WSO2
11 3 (0.91%) Dell
11 3 (0.91%) NetApp
11 3 (0.91%) Temenos