Period
to 9 April 2020

The table below looks at the prevalence of the term Linux Command Line in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux Command Line over the 6 months to 9 April 2020 with a comparison to the same period over the previous 2 years.

Linux/Unix Command Line Interface (CLI)
Central London > City of London
6 months to
9 Apr 2020
Same period 2019 Same period 2018
Rank 274 310 287
Rank change year-on-year +36 -23 +2
Permanent jobs citing Linux Command Line 29 25 62
As % of all permanent jobs advertised in the City of London 0.34% 0.24% 0.58%
As % of the Miscellaneous category 0.84% 0.59% 1.38%
Number of salaries quoted 23 19 67
Median annual salary £70,000 £60,000 £60,000
Median salary % change year-on-year +16.67% - +33.33%
10th Percentile £52,500 £40,000 £37,000
90th Percentile £97,000 £71,000 £80,000
Central London median annual salary £62,500 £55,000 £60,000
% change year-on-year +13.64% -8.33% +33.33%

Linux Command Line is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Permanent vacancies with a requirement for generic IT skills 3,471 4,211 4,493
As % of all permanent IT jobs advertised in the City of London 40.39% 40.83% 41.88%
Number of salaries quoted 2,980 3,718 3,928
Median annual salary £70,000 £67,500 £62,500
Median salary % change year-on-year +3.70% +8.00% +4.17%
10th Percentile £40,750 £38,750 £36,250
90th Percentile £107,500 £97,500 £95,000
Central London median annual salary £70,000 £65,000 £60,000
% change year-on-year +7.69% +8.33% +4.35%

Linux Command Line
Job Vacancy Trend in the City of London

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

Job vacancy trend for Linux Command Line in the City of London

Linux Command Line
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing Linux Command Line in the City of London.

Salary trend for Linux Command Line in the City of London

Linux Command Line
Salary Histogram in the City of London

Salary distribution for jobs citing Linux Command Line in the City of London over the 6 months to 9 April 2020.

Salary histogram for Linux Command Line in the City of London

For the 6 months to 9 April 2020, IT jobs citing Linux Command Line also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for Linux Command Line.

1 20 (68.97%) Linux
2 18 (62.07%) Python
3 15 (51.72%) Bash Shell
4 13 (44.83%) Ansible
5 12 (41.38%) Terraform
6 11 (37.93%) Storage Management
6 11 (37.93%) C++
7 10 (34.48%) DevOps
8 9 (31.03%) Windows
8 9 (31.03%) Microsoft
8 9 (31.03%) Finance
8 9 (31.03%) Azure
8 9 (31.03%) AWS
8 9 (31.03%) Big Data
8 9 (31.03%) VMware
9 8 (27.59%) VMware Infrastructure
9 8 (27.59%) Active Directory
9 8 (27.59%) DNS
9 8 (27.59%) C
10 7 (24.14%) PHP
10 7 (24.14%) SQL
10 7 (24.14%) SAN
10 7 (24.14%) Red Hat
10 7 (24.14%) Configuration Management
10 7 (24.14%) Red Hat Enterprise Linux
10 7 (24.14%) Fixed Income
10 7 (24.14%) Software Engineering
10 7 (24.14%) Web Development
10 7 (24.14%) Electronic Trading
11 6 (20.69%) Puppet

Linux Command Line
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 3 (10.34%) Apache Spark
2 2 (6.90%) WebSphere
3 1 (3.45%) CICS
3 1 (3.45%) Confluence
3 1 (3.45%) SAS
3 1 (3.45%) Tomcat
3 1 (3.45%) WebSphere Application Server
Applications
1 1 (3.45%) Adobe Creative Suite
Cloud Services
1 9 (31.03%) AWS
1 9 (31.03%) Azure
2 5 (17.24%) Azure Active Directory
2 5 (17.24%) Office 365
3 4 (13.79%) Datadog
4 1 (3.45%) Amazon EC2
4 1 (3.45%) Amazon S3
4 1 (3.45%) GCP
4 1 (3.45%) npm
4 1 (3.45%) Sumo Logic
Communications & Networking
1 8 (27.59%) DNS
2 7 (24.14%) SAN
3 3 (10.34%) DHCP
3 3 (10.34%) TCP/IP
4 1 (3.45%) Firewall
4 1 (3.45%) HTTP
4 1 (3.45%) HTTPS
4 1 (3.45%) Intrusion Detection
4 1 (3.45%) IPsec
4 1 (3.45%) MQTT
Database & Business Intelligence
1 9 (31.03%) Big Data
2 3 (10.34%) Hadoop
2 3 (10.34%) Relational Database
3 1 (3.45%) Amazon RDS
3 1 (3.45%) DB2
3 1 (3.45%) PostgreSQL
Development Applications
1 6 (20.69%) Git (software)
2 1 (3.45%) Ant
2 1 (3.45%) Bitbucket
2 1 (3.45%) Burp Suite
2 1 (3.45%) GitLab
2 1 (3.45%) Gradle
2 1 (3.45%) Jenkins
2 1 (3.45%) JIRA
2 1 (3.45%) Maven
2 1 (3.45%) Metasploit
2 1 (3.45%) Octopus Deploy
2 1 (3.45%) TeamCity
General
1 9 (31.03%) Finance
2 5 (17.24%) Banking
3 1 (3.45%) Automotive
3 1 (3.45%) Retail
Job Titles
1 6 (20.69%) Administrator
2 5 (17.24%) Azure Administrator
2 5 (17.24%) Linux Engineer
2 5 (17.24%) Office 365 Administrator
3 3 (10.34%) Data Engineer
3 3 (10.34%) Developer
3 3 (10.34%) Senior Data Engineer
4 2 (6.90%) DevOps Engineer
4 2 (6.90%) Infrastructure Engineer
5 1 (3.45%) Embedded Software Developer
5 1 (3.45%) Linux Administrator
5 1 (3.45%) Linux DevOps Engineer
5 1 (3.45%) Linux Systems Administrator
5 1 (3.45%) Node.js Developer
5 1 (3.45%) PHP Developer
5 1 (3.45%) Python Developer
5 1 (3.45%) Python/Django Developer
5 1 (3.45%) QA Engineer
5 1 (3.45%) Senior Python Developer
5 1 (3.45%) Senior QA Engineer
Libraries, Frameworks & Software Standards
1 3 (10.34%) GraphQL
1 3 (10.34%) Keras
1 3 (10.34%) Pandas
1 3 (10.34%) scikit-learn
1 3 (10.34%) TensorFlow
2 2 (6.90%) REST
3 1 (3.45%) Django
3 1 (3.45%) HTML
3 1 (3.45%) HTML5
3 1 (3.45%) Kafka
3 1 (3.45%) Node.js
3 1 (3.45%) React
3 1 (3.45%) Unity (Game Engine)
3 1 (3.45%) WebSphere MQ
Miscellaneous
1 7 (24.14%) Fixed Income
2 6 (20.69%) Mobile App
3 5 (17.24%) Self-Motivation
4 4 (13.79%) Algorithms
4 4 (13.79%) Data Structures
5 3 (10.34%) Analytical Skills
6 1 (3.45%) Augmented Reality
6 1 (3.45%) Cyber Kill Chain
6 1 (3.45%) Cyberthreat
6 1 (3.45%) Greenfield Project
6 1 (3.45%) IBM Mainframe
6 1 (3.45%) Mainframe
6 1 (3.45%) User Experience
Operating Systems
1 20 (68.97%) Linux
2 9 (31.03%) Windows
3 7 (24.14%) Red Hat Enterprise Linux
4 6 (20.69%) Unix
5 1 (3.45%) Android
5 1 (3.45%) Apple iOS
5 1 (3.45%) CentOS
5 1 (3.45%) Kali Linux
5 1 (3.45%) Ubuntu
5 1 (3.45%) Windows Server
Processes & Methodologies
1 11 (37.93%) Storage Management
2 10 (34.48%) DevOps
3 7 (24.14%) Configuration Management
3 7 (24.14%) Electronic Trading
3 7 (24.14%) Software Engineering
3 7 (24.14%) Web Development
4 6 (20.69%) Computer Vision
4 6 (20.69%) Fintech
4 6 (20.69%) Identity Access Management
5 5 (17.24%) Data Loss Prevention
5 5 (17.24%) Multi-Factor Authentication
5 5 (17.24%) Stakeholder Management
6 4 (13.79%) Agile Software Development
6 4 (13.79%) Analytics
6 4 (13.79%) Computer Science
6 4 (13.79%) Machine Learning
6 4 (13.79%) Problem-Solving
6 4 (13.79%) Project Management
7 3 (10.34%) Change Control
7 3 (10.34%) Deep Learning
Programming Languages
1 18 (62.07%) Python
2 15 (51.72%) Bash Shell
3 11 (37.93%) C++
4 8 (27.59%) C
5 7 (24.14%) PHP
5 7 (24.14%) SQL
6 6 (20.69%) Java
7 5 (17.24%) JavaScript
7 5 (17.24%) PowerShell
8 3 (10.34%) Scala
8 3 (10.34%) TypeScript
9 2 (6.90%) C#
10 1 (3.45%) COBOL
10 1 (3.45%) ES6
10 1 (3.45%) HLASM
10 1 (3.45%) Perl
10 1 (3.45%) PL/1
10 1 (3.45%) REXX
10 1 (3.45%) VB
10 1 (3.45%) VBScript
Qualifications
1 5 (17.24%) Microsoft Certification
2 3 (10.34%) Degree
2 3 (10.34%) Master's Degree
2 3 (10.34%) PhD
3 1 (3.45%) CEH
3 1 (3.45%) CISSP
3 1 (3.45%) CREST Certified
3 1 (3.45%) CSSLP
3 1 (3.45%) GIAC
3 1 (3.45%) ISEB
3 1 (3.45%) ISTQB
3 1 (3.45%) OSCP
3 1 (3.45%) PMI Certification
3 1 (3.45%) PMP
Quality Assurance & Compliance
1 2 (6.90%) QA
System Software
1 8 (27.59%) Active Directory
1 8 (27.59%) VMware Infrastructure
2 5 (17.24%) Docker
3 1 (3.45%) ACF2
3 1 (3.45%) RACF
Systems Management
1 13 (44.83%) Ansible
2 12 (41.38%) Terraform
3 6 (20.69%) Opscode Chef
3 6 (20.69%) Puppet
4 5 (17.24%) Kubernetes
5 3 (10.34%) Consul
5 3 (10.34%) Nagios
5 3 (10.34%) Packer
5 3 (10.34%) Red Hat Satellite
6 1 (3.45%) HP ALM
6 1 (3.45%) Nessus
6 1 (3.45%) Salt
Vendors
1 9 (31.03%) Microsoft
1 9 (31.03%) VMware
2 7 (24.14%) Red Hat
3 4 (13.79%) IBM
4 3 (10.34%) Cisco
4 3 (10.34%) Google
4 3 (10.34%) SolarWinds
5 1 (3.45%) Adobe
5 1 (3.45%) HP
5 1 (3.45%) New Relic
5 1 (3.45%) RedGate