Period
to 24 June 2019

The following table provides summary statistics for contract job vacancies advertised in the City of 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 June 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
Central London > City of London
6 months to
24 Jun 2019
Same period 2018 Same period 2017
Rank 21 19 12
Rank change year-on-year -2 -7 0
Contract jobs citing Linux 492 562 608
As % of all contract IT jobs advertised in the City of London 7.64% 8.10% 9.72%
As % of the Operating Systems category 38.80% 39.47% 45.92%
Number of daily rates quoted 371 474 496
City of London median daily rate £550 £525 £525
Median daily rate % change year-on-year +4.76% - +10.53%
10th Percentile £413 £386 £368
90th Percentile £688 £688 £650
Central London median daily rate £550 £525 £521
% change year-on-year +4.76% +0.72% +9.74%
Number of hourly rates quoted 4 3 0
City of London median hourly rate £39.10 £32.00 -
Median hourly rate % change year-on-year +22.19% - -
Central London median hourly rate £37.50 £32.00 -
% change year-on-year +17.19% - -

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 the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Contract vacancies with a requirement for operating system skills 1,268 1,424 1,324
As % of all contract IT jobs advertised in the City of London 19.69% 20.53% 21.16%
Number of daily rates quoted 972 1,120 1,055
City of London median daily rate £488 £500 £475
Median daily rate % change year-on-year -2.50% +5.26% -
10th Percentile £173 £215 £276
90th Percentile £650 £650 £650
Central London median daily rate £485 £500 £468
% change year-on-year -3.00% +6.95% +3.89%
Number of hourly rates quoted 24 53 27
City of London median hourly rate £21.00 £19.25 £17.00
Median hourly rate % change year-on-year +9.09% +13.24% -10.53%
10th Percentile £16.71 £13.36 £12.83
90th Percentile £37.50 £23.70 £69.50
Central London median hourly rate £21.00 £20.00 £18.10
% change year-on-year +5.00% +10.53% -4.76%

Linux
Job Vacancy Trend in the City of London

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

Job vacancy trend for Linux in the City of London

Linux
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Linux in the City of London

Linux
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Linux in the City of London over the 6 months to 24 June 2019.

Contractor daily rate histogram for Linux in the City of London

Linux
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Linux in the City of London

Linux
Contract Job Locations in the City of 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 City of London region over the 6 months to 24 June 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
London Bridge - 15 £575 -
Moorgate - 5 £650 -
Linux
Central London

For the 6 months to 24 June 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 City of London region with a requirement for Linux.

1 198 (40.24%) DevOps
2 176 (35.77%) Python
3 172 (34.96%) Amazon AWS
4 162 (32.93%) Docker
5 153 (31.10%) Finance
5 153 (31.10%) Agile Software Development
6 151 (30.69%) Java
7 135 (27.44%) Unix
8 129 (26.22%) Windows
9 105 (21.34%) Kubernetes
10 99 (20.12%) Ansible
10 99 (20.12%) SQL
11 89 (18.09%) Microsoft Azure
11 89 (18.09%) Git (software)
12 84 (17.07%) Terraform
12 84 (17.07%) JavaScript
13 82 (16.67%) Jenkins
14 79 (16.06%) Bash Shell
15 74 (15.04%) Microservices
16 68 (13.82%) Banking
17 66 (13.41%) Node.js
18 64 (13.01%) TDD
18 64 (13.01%) JIRA
19 62 (12.60%) Red Hat Enterprise Linux
20 61 (12.40%) Continuous Integration
21 59 (11.99%) HTML
22 57 (11.59%) Puppet
23 53 (10.77%) Configuration Management
23 53 (10.77%) PostgreSQL
24 51 (10.37%) Confluence

Linux
Co-occurring IT Skills in the City of 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 51 (10.37%) Confluence
2 37 (7.52%) Elasticsearch
3 35 (7.11%) Apache Spark
4 34 (6.91%) Apache
5 19 (3.86%) nginx
6 14 (2.85%) Tomcat
7 10 (2.03%) JBoss
8 8 (1.63%) MS Exchange
9 7 (1.42%) IIS
9 7 (1.42%) SharePoint
10 6 (1.22%) IPython
10 6 (1.22%) SAS
10 6 (1.22%) Skype for Business
11 4 (0.81%) Adobe Experience Manager
12 3 (0.61%) Apache Solr
12 3 (0.61%) Cloud Foundry
12 3 (0.61%) IBM HTTP Server
12 3 (0.61%) OpenStack
12 3 (0.61%) WebLogic
12 3 (0.61%) WebSphere
Applications
1 3 (0.61%) Microsoft Excel
2 2 (0.41%) Microsoft Office
2 2 (0.41%) Microsoft PowerPoint
2 2 (0.41%) MS Visio
2 2 (0.41%) Spreadsheet
3 1 (0.20%) HipChat
Business Applications
1 4 (0.81%) Salesforce.com CRM
2 1 (0.20%) Magento
2 1 (0.20%) Oracle EBS
2 1 (0.20%) Remedy ITSM
2 1 (0.20%) RMDS
Cloud Services
1 172 (34.96%) Amazon AWS
2 89 (18.09%) Microsoft Azure
3 35 (7.11%) Google Cloud Platform
4 33 (6.71%) GitHub
4 33 (6.71%) Serverless
5 30 (6.10%) AWS Lambda
6 27 (5.49%) Amazon ECS
7 25 (5.08%) Amazon EC2
7 25 (5.08%) Amazon S3
8 21 (4.27%) Virtual Private Cloud
9 19 (3.86%) AWS CloudFormation
10 16 (3.25%) Amazon CloudWatch
10 16 (3.25%) PaaS
10 16 (3.25%) Route 53
11 14 (2.85%) Office 365
11 14 (2.85%) SaaS
12 12 (2.44%) Amazon SQS
12 12 (2.44%) CloudFront
13 11 (2.24%) Datadog
13 11 (2.24%) OpenShift
Communications & Networking
1 46 (9.35%) TCP/IP
2 33 (6.71%) DNS
3 28 (5.69%) HTTP
4 27 (5.49%) Firewall
5 24 (4.88%) SSL
6 23 (4.67%) SAN
7 19 (3.86%) FTP
8 11 (2.24%) DHCP
9 10 (2.03%) LAN
9 10 (2.03%) VPN
10 9 (1.83%) BGP
10 9 (1.83%) Multicast
11 8 (1.63%) NAS
11 8 (1.63%) WAN
12 7 (1.42%) IPsec
12 7 (1.42%) Wireless
13 6 (1.22%) OSPF
13 6 (1.22%) Skype
13 6 (1.22%) Wireshark
14 5 (1.02%) F5 BIG-IP LTM
Database & Business Intelligence
1 53 (10.77%) PostgreSQL
2 39 (7.93%) MySQL
2 39 (7.93%) NoSQL
3 38 (7.72%) MongoDB
4 34 (6.91%) Hadoop
4 34 (6.91%) SQL Server
5 24 (4.88%) Big Data
6 20 (4.07%) Amazon RDS
7 15 (3.05%) Oracle Database
7 15 (3.05%) Relational Database
8 14 (2.85%) Apache Hive
9 11 (2.24%) HBase
10 10 (2.03%) Amazon DynamoDB
11 9 (1.83%) Data Warehouse
12 8 (1.63%) Redis
12 8 (1.63%) Sqoop
13 7 (1.42%) MariaDB
13 7 (1.42%) Oracle Database 12c
14 6 (1.22%) Blockchain
14 6 (1.22%) RDBMS
Development Applications
1 89 (18.09%) Git (software)
2 82 (16.67%) Jenkins
3 64 (13.01%) JIRA
4 25 (5.08%) gulp
5 21 (4.27%) GitLab
5 21 (4.27%) TeamCity
6 18 (3.66%) Maven
7 16 (3.25%) Sonatype Nexus
8 14 (2.85%) Gradle
8 14 (2.85%) Subversion
9 12 (2.44%) Gatling
9 12 (2.44%) Travis CI
10 11 (2.24%) Geb
10 11 (2.24%) Grunt
10 11 (2.24%) Spock
11 10 (2.03%) Atlassian Bamboo
11 10 (2.03%) CircleCI
12 9 (1.83%) JUnit
12 9 (1.83%) webpack
13 8 (1.63%) FishEye
General
1 153 (31.10%) Finance
2 68 (13.82%) Banking
3 19 (3.86%) Front Office
4 18 (3.66%) Investment Banking
5 15 (3.05%) Retail
6 7 (1.42%) Law
6 7 (1.42%) Publishing
7 6 (1.22%) Financial Institution
8 5 (1.02%) Games
8 5 (1.02%) Marketing
9 3 (0.61%) Pharmaceutical
10 1 (0.20%) Advertising
10 1 (0.20%) Back Office
10 1 (0.20%) Billing
10 1 (0.20%) French Language
10 1 (0.20%) German Language
Job Titles
1 121 (24.59%) Developer
2 118 (23.98%) DevOps Engineer
3 56 (11.38%) AWS DevOps
4 52 (10.57%) AWS Engineer
5 49 (9.96%) AWS DevOps Engineer
6 46 (9.35%) Linux Engineer
7 43 (8.74%) Java Developer
8 29 (5.89%) Linux/Unix DevOps
9 28 (5.69%) Architect
10 26 (5.28%) Administrator
10 26 (5.28%) Kubernetes Engineer
11 25 (5.08%) Linux DevOps Engineer
12 24 (4.88%) Azure DevOps
13 22 (4.47%) Azure DevOps Engineer
13 22 (4.47%) Azure Engineer
14 21 (4.27%) Python Developer
15 18 (3.66%) Analyst
16 16 (3.25%) Platform Engineer
17 15 (3.05%) Cloud Engineer
17 15 (3.05%) Senior Developer
Libraries, Frameworks & Software Standards
1 66 (13.41%) Node.js
2 59 (11.99%) HTML
3 44 (8.94%) Spring
4 43 (8.74%) CSS
5 40 (8.13%) Kafka
5 40 (8.13%) REST
6 29 (5.89%) AngularJS
7 28 (5.69%) RESTful
7 28 (5.69%) Web Services
8 24 (4.88%) HTML5
9 23 (4.67%) OAuth
9 23 (4.67%) OAuth2
10 21 (4.27%) SOAP
11 17 (3.46%) Spring Boot
12 16 (3.25%) JSON
12 16 (3.25%) React
13 15 (3.05%) Elastic Stack
14 14 (2.85%) XML
15 13 (2.64%) Guice
15 13 (2.64%) Ratpack
Miscellaneous
1 27 (5.49%) Analytical Skills
1 27 (5.49%) Greenfield Project
2 26 (5.28%) Data Structures
3 15 (3.05%) Cloud Native
3 15 (3.05%) Data Centre
4 14 (2.85%) Linux Command Line
4 14 (2.85%) User Experience
5 13 (2.64%) Algorithms
5 13 (2.64%) Hedge funds
5 13 (2.64%) PKI
6 12 (2.44%) Equities
7 9 (1.83%) Client/Server
8 8 (1.63%) Self-Motivation
9 6 (1.22%) Derivative
9 6 (1.22%) Fixed Income
9 6 (1.22%) Public Cloud
9 6 (1.22%) Replication
10 5 (1.02%) Analytical Mindset
11 4 (0.81%) Enterprise Storage
11 4 (0.81%) Mobile App
Operating Systems
1 135 (27.44%) Unix
2 129 (26.22%) Windows
3 62 (12.60%) Red Hat Enterprise Linux
4 37 (7.52%) Windows Server
5 22 (4.47%) Solaris
6 14 (2.85%) Ubuntu
7 11 (2.24%) CentOS
8 9 (1.83%) Mac OS X
9 8 (1.63%) Windows 10
10 6 (1.22%) AIX
10 6 (1.22%) Android
10 6 (1.22%) Apple iOS
10 6 (1.22%) Debian
10 6 (1.22%) SUSE
11 4 (0.81%) Windows 7
11 4 (0.81%) Windows Server 2012
12 3 (0.61%) CoreOS
12 3 (0.61%) openSUSE
12 3 (0.61%) VMS
12 3 (0.61%) Windows Server 2008
Processes & Methodologies
1 198 (40.24%) DevOps
2 153 (31.10%) Agile Software Development
3 74 (15.04%) Microservices
4 64 (13.01%) TDD
5 61 (12.40%) Continuous Integration
6 53 (10.77%) Configuration Management
7 49 (9.96%) Migration
8 43 (8.74%) Problem-Solving
9 41 (8.33%) Scrum
10 40 (8.13%) BDD
11 39 (7.93%) Test Automation
12 34 (6.91%) Open Source
13 30 (6.10%) Analytics
13 30 (6.10%) Infrastructure as Code
14 29 (5.89%) Fintech
14 29 (5.89%) Software Engineering
15 27 (5.49%) E-Commerce
16 26 (5.28%) Deployment Automation
16 26 (5.28%) OO
17 25 (5.08%) Asset Management
Programming Languages
1 176 (35.77%) Python
2 151 (30.69%) Java
3 99 (20.12%) SQL
4 84 (17.07%) JavaScript
5 79 (16.06%) Bash Shell
6 50 (10.16%) PowerShell
7 45 (9.15%) Ruby
8 41 (8.33%) Perl
9 34 (6.91%) Java 8
9 34 (6.91%) Shell Script
10 24 (4.88%) PHP
11 22 (4.47%) C++
11 22 (4.47%) Go
12 20 (4.07%) Scala
13 18 (3.66%) TypeScript
14 16 (3.25%) ES6
15 14 (2.85%) C#
16 9 (1.83%) Korn
17 8 (1.63%) Groovy
17 8 (1.63%) PL/SQL
Qualifications
1 22 (4.47%) Security Cleared
2 20 (4.07%) Degree
3 18 (3.66%) SC Cleared
4 10 (2.03%) AWS Certification
5 9 (1.83%) Cisco Certification
6 7 (1.42%) Microsoft Certification
7 6 (1.22%) CISSP
7 6 (1.22%) Computer Science Degree
7 6 (1.22%) MCSE
7 6 (1.22%) RHCE
8 4 (0.81%) CCIE
8 4 (0.81%) CEH
8 4 (0.81%) MCSA
9 3 (0.61%) (ISC)2 CCSP
9 3 (0.61%) CHECK Team Member
9 3 (0.61%) CHFI
9 3 (0.61%) CISA
9 3 (0.61%) DV Cleared
10 2 (0.41%) CCNP
10 2 (0.41%) ITIL Certification
Quality Assurance & Compliance
1 9 (1.83%) Data Quality
1 9 (1.83%) QA
2 4 (0.81%) ISO/IEC 27001
3 3 (0.61%) COBIT
3 3 (0.61%) NIST
4 2 (0.41%) GDPR
4 2 (0.41%) SLA
5 1 (0.20%) WCAG
System Software
1 162 (32.93%) Docker
2 23 (4.67%) VMware Infrastructure
3 19 (3.86%) Active Directory
4 11 (2.24%) VMware ESXi
5 10 (2.03%) HDFS
6 9 (1.83%) KVM
7 7 (1.42%) Oracle RAC
8 6 (1.22%) Varnish
8 6 (1.22%) Virtual Machines
9 5 (1.02%) Hyper-V
9 5 (1.02%) Veritas Volume Manager
10 4 (0.81%) etcd
10 4 (0.81%) RHEV
11 3 (0.61%) Apache Flume
11 3 (0.61%) Cronacle
11 3 (0.61%) Shibboleth
11 3 (0.61%) Veritas Cluster Server
11 3 (0.61%) Veritas File System
11 3 (0.61%) Xen
12 2 (0.41%) Samba
Systems Management
1 105 (21.34%) Kubernetes
2 99 (20.12%) Ansible
3 84 (17.07%) Terraform
4 57 (11.59%) Puppet
5 43 (8.74%) Opscode Chef
6 16 (3.25%) Docker Swarm
7 11 (2.24%) Hadoop YARN
8 10 (2.03%) Grafana
9 9 (1.83%) Consul
9 9 (1.83%) Kibana
10 7 (1.42%) Graphite
10 7 (1.42%) logstash
11 6 (1.22%) Nessus
11 6 (1.22%) Packer
12 5 (1.02%) HAProxy
12 5 (1.02%) SCCM
12 5 (1.02%) Tivoli
13 4 (0.81%) Data Guard
13 4 (0.81%) Mesos
13 4 (0.81%) Red Hat Satellite
Vendors
1 48 (9.76%) Oracle
2 43 (8.74%) Red Hat
2 43 (8.74%) VMware
3 34 (6.91%) Microsoft
4 32 (6.50%) Splunk
5 27 (5.49%) Google
6 21 (4.27%) Atlassian
7 15 (3.05%) Cisco
8 13 (2.64%) F5
8 13 (2.64%) IBM
9 11 (2.24%) Salesforce.com
10 10 (2.03%) EMC
10 10 (2.03%) Sybase
11 9 (1.83%) HP
11 9 (1.83%) Veritas
12 8 (1.63%) Adobe
12 8 (1.63%) Cloudera
12 8 (1.63%) Dell
13 6 (1.22%) ServiceNow
13 6 (1.22%) SolarWinds