Period
to 1 October 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 1 October 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
1 Oct 2020
Same period 2019 Same period 2018
Rank 17 22 24
Rank change year-on-year +5 +2 -7
Contract jobs citing Linux 156 598 667
As % of all contract jobs advertised in Central London 7.63% 7.60% 7.42%
As % of the Operating Systems category 43.33% 39.29% 36.97%
Number of daily rates quoted 125 474 540
Median daily rate £525 £539 £525
Median daily rate % change year-on-year -2.55% +2.62% -
10th Percentile £325 £364 £388
90th Percentile £662 £688 £675
London median daily rate £513 £550 £525
% change year-on-year -6.82% +4.76% +2.44%
Number of hourly rates quoted 1 4 3
Median hourly rate £37.50 £43.20 £32.00
Median hourly rate % change year-on-year -13.19% +35.00% -
10th Percentile £36.75 £25.61 £23.20
90th Percentile £38.25 £49.32 £33.00
London median hourly rate £35.00 £47.00 £32.00
% change year-on-year -25.53% +46.88% -20.00%

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 360 1,522 1,804
As % of all contract IT jobs advertised in Central London 17.61% 19.33% 20.06%
Number of daily rates quoted 254 1,184 1,364
Median daily rate £471 £475 £475
Median daily rate % change year-on-year -0.79% - -
10th Percentile £222 £170 £161
90th Percentile £638 £645 £631
London median daily rate £485 £475 £488
% change year-on-year +2.11% -2.56% +2.63%
Number of hourly rates quoted 6 42 83
Median hourly rate £21.25 £20.25 £18.70
Median hourly rate % change year-on-year +4.94% +8.29% +6.86%
10th Percentile £16.69 £12.23 £14.00
90th Percentile £91.63 £43.00 £25.40
Median hourly rate £35.00 £21.00 £18.70
% change year-on-year +66.67% +12.30% -1.58%

Linux
Job Vacancy Trend in Central London

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

Job vacancy trend for Linux in Central London

Linux
Contractor Daily Rate Trend in Central London

3-month moving average daily rate quoted in jobs citing Linux in Central London.

Daily rate trend for Linux in Central London

Linux
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Linux in Central London over the 6 months to 1 October 2020.

Daily rate histogram for Linux in Central London

Linux
Contractor Hourly Rate Trend in Central London

3-month moving average hourly rates quoted in jobs citing Linux in Central London.

Hourly rate trend 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 1 October 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 -1 127 £513 -6.82% 145
City of Westminster -4 10 £600 +4.35%
West End of London 0 9 £600 +20.00%
Lambeth - 2 £500 -
Linux
London

For the 6 months to 1 October 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 52 (33.33%) Java
1 52 (33.33%) Unix
2 50 (32.05%) Python
3 45 (28.85%) DevOps
4 43 (27.56%) Windows
5 42 (26.92%) AWS
6 35 (22.44%) Finance
7 34 (21.79%) Docker
8 33 (21.15%) Oracle
9 32 (20.51%) Kubernetes
10 30 (19.23%) Agile Software Development
11 29 (18.59%) Git (software)
12 27 (17.31%) Ansible
12 27 (17.31%) SQL
13 26 (16.67%) Terraform
14 25 (16.03%) Jenkins
15 24 (15.38%) Banking
16 22 (14.10%) Azure
17 21 (13.46%) Opscode Chef
17 21 (13.46%) MySQL
18 20 (12.82%) JavaScript
18 20 (12.82%) Microservices
19 19 (12.18%) Puppet
19 19 (12.18%) Bash Shell
19 19 (12.18%) Test Automation
20 18 (11.54%) REST
20 18 (11.54%) SQL Server
20 18 (11.54%) Web Services
20 18 (11.54%) Active Directory
20 18 (11.54%) TDD

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 10 (6.41%) Confluence
2 9 (5.77%) Apache
3 6 (3.85%) Elasticsearch
4 5 (3.21%) SharePoint
4 5 (3.21%) Tomcat
4 5 (3.21%) WebSphere
5 4 (2.56%) JBoss
5 4 (2.56%) Red Hat Fuse
6 3 (1.92%) Apache Spark
6 3 (1.92%) CMS
6 3 (1.92%) nginx
7 2 (1.28%) IIS
7 2 (1.28%) WebLogic
7 2 (1.28%) WebSphere Application Server
8 1 (0.64%) Drupal
8 1 (0.64%) Jupyter
8 1 (0.64%) Liferay
8 1 (0.64%) Oracle SOA Suite
8 1 (0.64%) SharePoint Server
8 1 (0.64%) WordPress
Applications
1 3 (1.92%) Microsoft Office
2 2 (1.28%) Microsoft Excel
3 1 (0.64%) Adobe Illustrator
3 1 (0.64%) InVision
3 1 (0.64%) MS Visio
3 1 (0.64%) Photoshop
3 1 (0.64%) Sketch
3 1 (0.64%) Zeplin
Business Applications
1 3 (1.92%) SunGard Martini
2 1 (0.64%) Magento
2 1 (0.64%) Oracle EBS
2 1 (0.64%) Oracle EBS R12
Cloud Services
1 42 (26.92%) AWS
2 22 (14.10%) Azure
3 11 (7.05%) GCP
4 7 (4.49%) Amazon EC2
4 7 (4.49%) Amazon S3
4 7 (4.49%) OpenShift
5 6 (3.85%) Serverless
6 5 (3.21%) Amazon CloudWatch
6 5 (3.21%) AWS Lambda
6 5 (3.21%) GitHub
6 5 (3.21%) IaaS
7 4 (2.56%) Amazon EKS
7 4 (2.56%) AWS CloudFormation
7 4 (2.56%) Virtual Private Cloud
8 3 (1.92%) Amazon ECS
8 3 (1.92%) Amazon ELB
8 3 (1.92%) Cloud Computing
8 3 (1.92%) NuGet
8 3 (1.92%) PaaS
8 3 (1.92%) SaaS
Communications & Networking
1 17 (10.90%) Internet
2 14 (8.97%) TCP/IP
3 11 (7.05%) DNS
4 10 (6.41%) Firewall
5 8 (5.13%) HTTP
6 7 (4.49%) DHCP
7 6 (3.85%) Kerberos
8 4 (2.56%) HTTPS
8 4 (2.56%) Intrusion Detection
8 4 (2.56%) IPsec
9 3 (1.92%) Intranet
9 3 (1.92%) Multicast
9 3 (1.92%) SNMP
10 2 (1.28%) AMQP
10 2 (1.28%) LAN
10 2 (1.28%) Network Security
10 2 (1.28%) SSL
10 2 (1.28%) VPN
10 2 (1.28%) WAN
11 1 (0.64%) DMZ
Database & Business Intelligence
1 21 (13.46%) MySQL
2 18 (11.54%) SQL Server
3 17 (10.90%) Relational Database
4 13 (8.33%) MongoDB
5 8 (5.13%) PostgreSQL
6 7 (4.49%) Data Warehouse
6 7 (4.49%) NoSQL
7 6 (3.85%) Amazon RDS
7 6 (3.85%) Oracle Database
8 5 (3.21%) Big Data
9 4 (2.56%) Oracle Database 11g
10 3 (1.92%) RDBMS
10 3 (1.92%) Redis
10 3 (1.92%) SQL Server Integration Services
10 3 (1.92%) SQL Server Reporting Services
11 2 (1.28%) Amazon DynamoDB
11 2 (1.28%) Amazon Redshift
11 2 (1.28%) Hadoop
11 2 (1.28%) MariaDB
11 2 (1.28%) SQL Server Analysis Services
Development Applications
1 29 (18.59%) Git (software)
2 25 (16.03%) Jenkins
3 14 (8.97%) JIRA
4 11 (7.05%) Maven
5 7 (4.49%) Subversion
6 6 (3.85%) Atlassian Bamboo
6 6 (3.85%) Gradle
7 5 (3.21%) Bitbucket
7 5 (3.21%) FishEye
7 5 (3.21%) JMeter
7 5 (3.21%) Mockito
8 4 (2.56%) GitLab
8 4 (2.56%) Grunt
8 4 (2.56%) Jasmine
8 4 (2.56%) JUnit
8 4 (2.56%) SonarQube
9 3 (1.92%) GCC
9 3 (1.92%) gulp
9 3 (1.92%) Mocha
9 3 (1.92%) Sonatype Nexus
General
1 35 (22.44%) Finance
2 24 (15.38%) Banking
3 13 (8.33%) Investment Banking
4 11 (7.05%) Public Sector
5 8 (5.13%) Front Office
6 5 (3.21%) Telecoms
7 4 (2.56%) French Language
7 4 (2.56%) Retail
8 3 (1.92%) Back Office
8 3 (1.92%) Electronics
8 3 (1.92%) Law
8 3 (1.92%) Manufacturing
8 3 (1.92%) Marketing
9 2 (1.28%) International Banking
10 1 (0.64%) Advertising
Job Titles
1 41 (26.28%) Developer
2 30 (19.23%) DevOps Engineer
3 14 (8.97%) Java Developer
4 13 (8.33%) Analyst
5 9 (5.77%) AWS DevOps
5 9 (5.77%) AWS Engineer
6 8 (5.13%) Architect
6 8 (5.13%) AWS DevOps Engineer
7 7 (4.49%) Administrator
7 7 (4.49%) Site Engineer
7 7 (4.49%) Site Reliability Engineer
8 6 (3.85%) Linux Engineer
9 5 (3.21%) Cloud Engineer
9 5 (3.21%) Front End Developer (Client-Side Developer)
9 5 (3.21%) Python Developer
9 5 (3.21%) Python Engineer
9 5 (3.21%) Security Engineer
9 5 (3.21%) Senior Developer
9 5 (3.21%) Systems Engineer
10 4 (2.56%) Junior DevOps Engineer
Libraries, Frameworks & Software Standards
1 18 (11.54%) REST
1 18 (11.54%) Web Services
2 16 (10.26%) Spring
3 14 (8.97%) HTML
4 13 (8.33%) CSS
5 11 (7.05%) Middleware
6 10 (6.41%) Kafka
7 9 (5.77%) XML
8 8 (5.13%) JMS
8 8 (5.13%) LDAP
8 8 (5.13%) Node.js
9 7 (4.49%) Spring Boot
10 6 (3.85%) AngularJS
10 6 (3.85%) HTML5
10 6 (3.85%) JAX-RS
10 6 (3.85%) jQuery
10 6 (3.85%) RabbitMQ
11 5 (3.21%) .NET
11 5 (3.21%) LAMP
11 5 (3.21%) RESTful
Miscellaneous
1 13 (8.33%) Analytical Skills
1 13 (8.33%) Fixed Income
2 9 (5.77%) Management Information System
3 5 (3.21%) Clustering
3 5 (3.21%) Foreign Exchange (FX)
3 5 (3.21%) User Experience
4 4 (2.56%) Data Centre
4 4 (2.56%) Enterprise Software
5 3 (1.92%) Algorithms
5 3 (1.92%) Blog
5 3 (1.92%) Data Structures
5 3 (1.92%) Greenfield Project
5 3 (1.92%) Linux Command Line
5 3 (1.92%) Private Cloud
5 3 (1.92%) Self-Motivation
6 2 (1.28%) Cloud Native
6 2 (1.28%) Hedge funds
6 2 (1.28%) Replication
6 2 (1.28%) Virtual Team
7 1 (0.64%) Grid Computing
Operating Systems
1 52 (33.33%) Unix
2 43 (27.56%) Windows
3 16 (10.26%) Red Hat Enterprise Linux
4 9 (5.77%) Mac OS X
5 6 (3.85%) Windows Server
6 3 (1.92%) CentOS
7 2 (1.28%) AIX
7 2 (1.28%) Debian
7 2 (1.28%) HPUX
7 2 (1.28%) Solaris
7 2 (1.28%) Windows 10
7 2 (1.28%) Windows 7
8 1 (0.64%) Android
8 1 (0.64%) Apple iOS
8 1 (0.64%) Mac OS
8 1 (0.64%) Ubuntu
8 1 (0.64%) Windows Server 2008
8 1 (0.64%) Windows Server 2012
8 1 (0.64%) Windows Server 2016
8 1 (0.64%) Windows Server 2019
Processes & Methodologies
1 45 (28.85%) DevOps
2 30 (19.23%) Agile Software Development
3 20 (12.82%) Microservices
4 19 (12.18%) Test Automation
5 18 (11.54%) TDD
6 17 (10.90%) Configuration Management
7 15 (9.62%) Continuous Integration
7 15 (9.62%) Scrum
8 14 (8.97%) Problem-Solving
9 13 (8.33%) Information Security
9 13 (8.33%) Infrastructure as Code
9 13 (8.33%) Migration
9 13 (8.33%) OO
9 13 (8.33%) Open Source
9 13 (8.33%) SIEM
10 12 (7.69%) Cybersecurity
11 11 (7.05%) High Availability
12 10 (6.41%) BDD
13 9 (5.77%) Computer Science
14 8 (5.13%) Analytics
Programming Languages
1 52 (33.33%) Java
2 50 (32.05%) Python
3 27 (17.31%) SQL
4 20 (12.82%) JavaScript
5 19 (12.18%) Bash Shell
6 15 (9.62%) C++
7 13 (8.33%) Perl
7 13 (8.33%) Ruby
8 11 (7.05%) Java 8
9 10 (6.41%) C
9 10 (6.41%) Shell Script
10 9 (5.77%) PowerShell
11 7 (4.49%) C#
11 7 (4.49%) PL/SQL
12 5 (3.21%) Groovy
12 5 (3.21%) PHP
13 3 (1.92%) Go
14 2 (1.28%) Scala
14 2 (1.28%) T-SQL
14 2 (1.28%) TypeScript
Qualifications
1 16 (10.26%) Security Cleared
2 13 (8.33%) SC Cleared
3 9 (5.77%) Degree
4 6 (3.85%) Computer Science Degree
5 4 (2.56%) CISSP
6 3 (1.92%) CISA
6 3 (1.92%) CISM
6 3 (1.92%) CREST Certified
6 3 (1.92%) GIAC
7 2 (1.28%) AWS Certification
7 2 (1.28%) CompTIA Security+
7 2 (1.28%) DV Cleared
7 2 (1.28%) GCFA
8 1 (0.64%) BPSS Clearance
8 1 (0.64%) DBS Check
8 1 (0.64%) ISEB
8 1 (0.64%) ISTQB
8 1 (0.64%) ISTQB Foundation Certification
8 1 (0.64%) Postgraduate
Quality Assurance & Compliance
1 4 (2.56%) QA
2 3 (1.92%) WCAG
3 2 (1.28%) SLA
4 1 (0.64%) Disclosure Scotland
4 1 (0.64%) ISO 20022
System Software
1 34 (21.79%) Docker
2 18 (11.54%) Active Directory
3 10 (6.41%) VMware Infrastructure
4 5 (3.21%) BitLocker
5 4 (2.56%) Virtual Machines
6 2 (1.28%) Veritas Cluster Server
6 2 (1.28%) VMware NSX
7 1 (0.64%) HDFS
7 1 (0.64%) Hyper-V
7 1 (0.64%) Squid
7 1 (0.64%) Virtual Servers
7 1 (0.64%) VirtualBox
7 1 (0.64%) VMware ESXi
Systems Management
1 32 (20.51%) Kubernetes
2 27 (17.31%) Ansible
3 26 (16.67%) Terraform
4 21 (13.46%) Opscode Chef
5 19 (12.18%) Puppet
6 5 (3.21%) EnCase
6 5 (3.21%) FTK
6 5 (3.21%) Nagios
7 4 (2.56%) Salt
8 3 (1.92%) logstash
8 3 (1.92%) Norton AntiVirus
8 3 (1.92%) Packer
8 3 (1.92%) Prometheus
8 3 (1.92%) Rancher
9 2 (1.28%) Grafana
9 2 (1.28%) Kibana
9 2 (1.28%) Oracle Enterprise Manager
9 2 (1.28%) Pacemaker
10 1 (0.64%) Mesos
10 1 (0.64%) QRadar
Vendors
1 33 (21.15%) Oracle
2 14 (8.97%) Red Hat
3 11 (7.05%) Microsoft
3 11 (7.05%) VMware
4 10 (6.41%) Splunk
5 9 (5.77%) Cisco
6 8 (5.13%) Sybase
7 7 (4.49%) IBM
8 6 (3.85%) Atlassian
8 6 (3.85%) SaltStack
9 5 (3.21%) ArcSight
9 5 (3.21%) Cellebrite
9 5 (3.21%) CyberArk
9 5 (3.21%) Google
9 5 (3.21%) Qualys
10 4 (2.56%) McAfee
11 3 (1.92%) NetApp
11 3 (1.92%) SunGard
11 3 (1.92%) Symantec
11 3 (1.92%) Veritas