Period
to 14 August 2020

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Unix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Unix over the 6 months to 14 August 2020 with a comparison to the same period in the previous 2 years.

Unix
England > London
6 months to
14 Aug 2020
Same period 2019 Same period 2018
Rank 119 89 77
Rank change year-on-year -30 -12 -20
Permanent jobs citing Unix 723 1,918 2,750
As % of all permanent jobs advertised in London 2.81% 3.41% 3.96%
As % of the Operating Systems category 14.42% 15.83% 17.19%
Number of salaries quoted 599 1,528 2,033
Median annual salary £70,000 £70,000 £65,000
Median salary % change year-on-year - +7.69% +8.33%
10th Percentile £44,750 £41,000 £42,500
90th Percentile £96,500 £100,000 £100,000
England median annual salary £60,000 £56,000 £55,000
% change year-on-year +7.14% +1.82% +4.76%

Unix is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for operating system skills.

All Operating Systems
London
Permanent vacancies with a requirement for operating system skills 5,014 12,118 16,002
As % of all permanent IT jobs advertised in London 19.50% 21.53% 23.06%
Number of salaries quoted 4,100 10,032 13,140
Median annual salary £62,500 £60,000 £57,500
Median salary % change year-on-year +4.17% +4.35% +4.55%
10th Percentile £35,000 £29,750 £30,500
90th Percentile £93,750 £92,500 £87,625
England median annual salary £50,000 £47,500 £47,500
% change year-on-year +5.26% - +5.56%

Unix
Job Vacancy Trend in London

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

Job vacancy trend for Unix in London

Unix
Salary Trend in London

3-month moving average salary quoted in jobs citing Unix in London.

Salary trend for Unix in London

Unix
Salary Histogram in London

Salary distribution for jobs citing Unix in London over the 6 months to 14 August 2020.

Salary histogram for Unix in London

Unix
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the London region over the 6 months to 14 August 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Central London +2 182 £70,000 - 38
West London +29 26 £50,000 -9.09% 2
South London +16 19 £60,000 +4.35% 4
East London -1 8 £70,000 +5.66%
Unix
England

For the 6 months to 14 August 2020, IT jobs citing Unix 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 London region with a requirement for Unix.

1 494 (68.33%) Linux
2 264 (36.51%) Finance
3 257 (35.55%) Java
4 255 (35.27%) SQL
4 255 (35.27%) Python
5 190 (26.28%) Windows
6 187 (25.86%) AWS
7 171 (23.65%) Agile Software Development
8 170 (23.51%) DevOps
9 162 (22.41%) Oracle
10 126 (17.43%) JavaScript
11 122 (16.87%) Banking
12 120 (16.60%) Azure
13 112 (15.49%) Git (software)
14 106 (14.66%) Software Engineering
15 91 (12.59%) Shell Script
16 88 (12.17%) Ansible
17 87 (12.03%) JIRA
18 86 (11.89%) Jenkins
19 85 (11.76%) Docker
20 84 (11.62%) Microsoft
21 83 (11.48%) Bash Shell
22 82 (11.34%) Continuous Integration
23 77 (10.65%) Kubernetes
24 76 (10.51%) Degree
25 75 (10.37%) SQL Server
26 72 (9.96%) TDD
27 71 (9.82%) VMware
27 71 (9.82%) Mentoring
28 70 (9.68%) ITIL

Unix
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 34 (4.70%) Tomcat
2 33 (4.56%) Apache
3 32 (4.43%) Confluence
4 28 (3.87%) Apache Spark
5 21 (2.90%) SAS
6 20 (2.77%) Oracle Workflow
7 12 (1.66%) WebSphere
8 8 (1.11%) MQSeries
9 7 (0.97%) WebSphere Application Server
10 6 (0.83%) IIS
11 5 (0.69%) CICS
12 4 (0.55%) WebLogic
13 3 (0.41%) Hyperledger
13 3 (0.41%) SharePoint
14 2 (0.28%) Apache Airflow
14 2 (0.28%) Cloud Foundry
14 2 (0.28%) Elasticsearch
14 2 (0.28%) GeoServer
14 2 (0.28%) Jupyter
14 2 (0.28%) Luigi
Applications
1 21 (2.90%) Microsoft Office
2 6 (0.83%) Microsoft Excel
3 1 (0.14%) Chatbot
3 1 (0.14%) MS Visio
3 1 (0.14%) Spreadsheet
Business Applications
1 25 (3.46%) Remedy ITSM
2 11 (1.52%) Salerio
3 4 (0.55%) Temenos T24
4 3 (0.41%) Dynamics CRM
4 3 (0.41%) Oracle EBS
4 3 (0.41%) Oracle EBS R12
5 2 (0.28%) ION MarketView
5 2 (0.28%) Sentinel
6 1 (0.14%) Distributed Ledger
6 1 (0.14%) Oracle Cash Management
6 1 (0.14%) Oracle E-Business Tax
6 1 (0.14%) Oracle General Ledger
6 1 (0.14%) Oracle Internet Expenses
6 1 (0.14%) Oracle iProcurement
6 1 (0.14%) Oracle Payables
6 1 (0.14%) Oracle Receivables
6 1 (0.14%) Oracle Utilities
6 1 (0.14%) R3 Corda
Cloud Services
1 187 (25.86%) AWS
2 120 (16.60%) Azure
3 35 (4.84%) Office 365
4 23 (3.18%) Power Platform
5 20 (2.77%) GCP
6 19 (2.63%) SaaS
7 15 (2.07%) AWS CloudFormation
7 15 (2.07%) Serverless
8 14 (1.94%) Amazon EC2
9 12 (1.66%) Amazon ECS
9 12 (1.66%) Amazon S3
9 12 (1.66%) OpenShift
10 11 (1.52%) GitHub
11 9 (1.24%) PaaS
12 7 (0.97%) BlazeMeter
12 7 (0.97%) IaaS
12 7 (0.97%) Sauce Labs
13 6 (0.83%) Amazon CloudWatch
13 6 (0.83%) AWS Lambda
14 5 (0.69%) Datadog
Communications & Networking
1 59 (8.16%) TCP/IP
2 57 (7.88%) Firewall
3 40 (5.53%) Network Security
4 38 (5.26%) DNS
5 25 (3.46%) VPN
6 24 (3.32%) HTTP
7 17 (2.35%) Internet
8 15 (2.07%) FIX Connectivity
8 15 (2.07%) WAN
9 14 (1.94%) LAN
10 12 (1.66%) DHCP
10 12 (1.66%) SNMP
11 10 (1.38%) Kerberos
12 9 (1.24%) SSL
13 8 (1.11%) Extranet
13 8 (1.11%) SAN
13 8 (1.11%) SSH
14 7 (0.97%) Broadband
14 7 (0.97%) IPv6
14 7 (0.97%) Wireless
Database & Business Intelligence
1 75 (10.37%) SQL Server
2 54 (7.47%) Hadoop
2 54 (7.47%) NoSQL
3 50 (6.92%) Oracle Database
4 43 (5.95%) Relational Database
5 40 (5.53%) PostgreSQL
6 37 (5.12%) MySQL
7 36 (4.98%) MongoDB
8 29 (4.01%) Big Data
9 27 (3.73%) Data Warehouse
10 23 (3.18%) Apache Hive
10 23 (3.18%) Power BI
11 21 (2.90%) SQL Server Integration Services
12 20 (2.77%) BusinessObjects
12 20 (2.77%) Pentaho
13 19 (2.63%) Impala
14 17 (2.35%) Oracle Reports
15 15 (2.07%) DB2
16 14 (1.94%) RDBMS
16 14 (1.94%) SQL Server Reporting Services
Development Applications
1 112 (15.49%) Git (software)
2 87 (12.03%) JIRA
3 86 (11.89%) Jenkins
4 32 (4.43%) Bitbucket
5 26 (3.60%) Atlassian Bamboo
6 19 (2.63%) Cucumber
6 19 (2.63%) GitLab
6 19 (2.63%) Selenium
7 18 (2.49%) Maven
8 17 (2.35%) Team Foundation Server
9 15 (2.07%) Artifactory
10 14 (1.94%) TeamCity
11 12 (1.66%) Appium
12 10 (1.38%) Gradle
13 9 (1.24%) Oracle Forms
13 9 (1.24%) Sonatype Nexus
14 8 (1.11%) Visual Studio Team System
15 7 (0.97%) JMeter
15 7 (0.97%) Oracle APEX
16 6 (0.83%) RSpec
General
1 264 (36.51%) Finance
2 122 (16.87%) Banking
3 50 (6.92%) Investment Banking
4 44 (6.09%) Front Office
5 33 (4.56%) Back Office
6 17 (2.35%) Italian Language
7 16 (2.21%) Retail
8 15 (2.07%) Public Sector
9 14 (1.94%) Telecoms
10 12 (1.66%) Financial Institution
10 12 (1.66%) Legal
10 12 (1.66%) Marketing
11 8 (1.11%) Law
12 5 (0.69%) International Banking
13 3 (0.41%) Advertising
14 2 (0.28%) Games
14 2 (0.28%) Manufacturing
15 1 (0.14%) Automotive
15 1 (0.14%) Military
15 1 (0.14%) Multimedia
Job Titles
1 154 (21.30%) Developer
2 90 (12.45%) Analyst
3 60 (8.30%) DevOps Engineer
4 51 (7.05%) Java Developer
5 50 (6.92%) Applications Support
5 50 (6.92%) Support Analyst
6 45 (6.22%) Senior Developer
7 41 (5.67%) Software Engineer
8 35 (4.84%) Administrator
9 34 (4.70%) Data Engineer
9 34 (4.70%) Linux Engineer
10 33 (4.56%) Consultant
11 28 (3.87%) Architect
11 28 (3.87%) Java Engineer
12 27 (3.73%) Infrastructure Engineer
12 27 (3.73%) Systems Engineer
13 24 (3.32%) Support Engineer
13 24 (3.32%) Systems Administrator
14 23 (3.18%) Applications Support Analyst
15 22 (3.04%) Linux Administrator
Libraries, Frameworks & Software Standards
1 62 (8.58%) XML
2 60 (8.30%) FIX Protocol
3 47 (6.50%) CSS
4 41 (5.67%) HTML
5 39 (5.39%) .NET
6 38 (5.26%) AngularJS
7 37 (5.12%) REST
7 37 (5.12%) Spring
8 35 (4.84%) Node.js
9 34 (4.70%) React
10 31 (4.29%) RESTful
11 30 (4.15%) Web Services
12 29 (4.01%) HTML5
13 23 (3.18%) LDAP
14 21 (2.90%) Elastic Stack
15 20 (2.77%) Spring Boot
15 20 (2.77%) XSLT
16 19 (2.63%) JMS
17 18 (2.49%) Hibernate
17 18 (2.49%) J2EE
Miscellaneous
1 66 (9.13%) Analytical Skills
2 50 (6.92%) Management Information System
3 43 (5.95%) Fixed Income
4 35 (4.84%) Linux Command Line
5 34 (4.70%) SWIFT
6 30 (4.15%) Equities
6 30 (4.15%) Self-Motivation
7 29 (4.01%) Derivative
8 21 (2.90%) Foreign Exchange (FX)
9 19 (2.63%) Algorithms
9 19 (2.63%) Public Cloud
9 19 (2.63%) User Experience
10 18 (2.49%) Data Centre
11 17 (2.35%) Market Risk
12 14 (1.94%) Enterprise Software
13 13 (1.80%) Mobile App
13 13 (1.80%) PKI
14 12 (1.66%) Mainframe
14 12 (1.66%) Reference Data
15 11 (1.52%) Hedge funds
Operating Systems
1 494 (68.33%) Linux
2 190 (26.28%) Windows
3 56 (7.75%) Windows Server
4 36 (4.98%) Red Hat Enterprise Linux
5 34 (4.70%) Solaris
6 31 (4.29%) Windows Server 2008
7 19 (2.63%) CentOS
7 19 (2.63%) Windows Server 2012
8 18 (2.49%) Windows 10
9 17 (2.35%) Mac OS X
10 16 (2.21%) Android
10 16 (2.21%) Apple iOS
10 16 (2.21%) Windows 7
11 15 (2.07%) Ubuntu
12 14 (1.94%) Windows Server 2003
13 11 (1.52%) Mac OS
13 11 (1.52%) Oracle Linux
14 6 (0.83%) CoreOS
14 6 (0.83%) Windows 2000 Server
14 6 (0.83%) zOS
Processes & Methodologies
1 171 (23.65%) Agile Software Development
2 170 (23.51%) DevOps
3 106 (14.66%) Software Engineering
4 82 (11.34%) Continuous Integration
5 72 (9.96%) TDD
6 71 (9.82%) Mentoring
7 70 (9.68%) ITIL
8 66 (9.13%) Scrum
9 60 (8.30%) BDD
9 60 (8.30%) Microservices
9 60 (8.30%) Test Automation
10 59 (8.16%) Configuration Management
11 58 (8.02%) Problem-Solving
12 55 (7.61%) Computer Science
13 53 (7.33%) Analytics
14 50 (6.92%) Information Security
15 46 (6.36%) Continuous Delivery
16 44 (6.09%) ETL
17 43 (5.95%) SIEM
18 39 (5.39%) Open Source
Programming Languages
1 257 (35.55%) Java
2 255 (35.27%) Python
2 255 (35.27%) SQL
3 126 (17.43%) JavaScript
4 91 (12.59%) Shell Script
5 83 (11.48%) Bash Shell
6 60 (8.30%) C++
6 60 (8.30%) Perl
7 48 (6.64%) PowerShell
8 46 (6.36%) PL/SQL
9 44 (6.09%) C#
10 41 (5.67%) C
11 33 (4.56%) R
12 32 (4.43%) PHP
12 32 (4.43%) Ruby
13 25 (3.46%) Java 8
14 20 (2.77%) Go
15 18 (2.49%) Groovy
16 17 (2.35%) HiveQL
17 14 (1.94%) Kotlin
Qualifications
1 76 (10.51%) Degree
2 35 (4.84%) Computer Science Degree
3 22 (3.04%) Cisco Certification
4 20 (2.77%) CISM
4 20 (2.77%) CISSP
5 17 (2.35%) BPSS Clearance
6 11 (1.52%) CCNA
6 11 (1.52%) CISA
6 11 (1.52%) PMP
7 10 (1.38%) Master's Degree
8 8 (1.11%) CCIE
8 8 (1.11%) CREST Certified
8 8 (1.11%) GIAC
8 8 (1.11%) ISTQB
8 8 (1.11%) Microsoft Certification
8 8 (1.11%) VMware Certified Professional (VCP)
9 7 (0.97%) CCNP
9 7 (0.97%) TOGAF Certification
10 6 (0.83%) CCSA
10 6 (0.83%) JNCIA
Quality Assurance & Compliance
1 60 (8.30%) QA
2 29 (4.01%) SLA
3 23 (3.18%) GDPR
4 10 (1.38%) ISO/IEC 27001
4 10 (1.38%) PCI DSS
5 9 (1.24%) Sarbanes-Oxley
6 5 (0.69%) COBIT
6 5 (0.69%) Data Quality
7 4 (0.55%) FINRA
7 4 (0.55%) ISO 22301
7 4 (0.55%) NIST
8 2 (0.28%) FATCA
8 2 (0.28%) PSD2
9 1 (0.14%) ISO 8583
System Software
1 85 (11.76%) Docker
2 57 (7.88%) VMware Infrastructure
3 51 (7.05%) Active Directory
4 17 (2.35%) HDFS
5 14 (1.94%) Hyper-V
5 14 (1.94%) vSphere
6 12 (1.66%) VMware ESXi
7 8 (1.11%) Virtual Machines
8 7 (0.97%) NFS
9 6 (0.83%) OpenAM
9 6 (0.83%) Samba
10 5 (0.69%) vCloud
11 3 (0.41%) Time Sharing Option
11 3 (0.41%) Virtual Servers
11 3 (0.41%) VMware Workstation
11 3 (0.41%) XenApp
12 2 (0.28%) Apache Flume
12 2 (0.28%) RHEV
12 2 (0.28%) XenDesktop
13 1 (0.14%) BitLocker
Systems Management
1 88 (12.17%) Ansible
2 77 (10.65%) Kubernetes
3 54 (7.47%) Terraform
4 45 (6.22%) Puppet
5 30 (4.15%) Opscode Chef
6 20 (2.77%) Control-M
7 14 (1.94%) Nagios
8 11 (1.52%) CSIRT
9 10 (1.38%) Ambari
9 10 (1.38%) Hadoop YARN
9 10 (1.38%) Nessus
10 9 (1.24%) RSA enVision
11 8 (1.11%) BMC PATROL
11 8 (1.11%) vRealize Orchestrator
12 7 (0.97%) CA Service Virtualization
12 7 (0.97%) Prometheus
12 7 (0.97%) SCCM
13 6 (0.83%) BladeLogic
13 6 (0.83%) Grafana
13 6 (0.83%) Salt
Vendors
1 162 (22.41%) Oracle
2 84 (11.62%) Microsoft
3 71 (9.82%) VMware
4 53 (7.33%) Red Hat
5 42 (5.81%) ServiceNow
6 34 (4.70%) Informatica
7 33 (4.56%) Cloudera
8 31 (4.29%) Remedy
9 30 (4.15%) Sybase
10 28 (3.87%) Google
11 24 (3.32%) Splunk
12 23 (3.18%) IBM
13 20 (2.77%) Cisco
13 20 (2.77%) HP
14 19 (2.63%) Sun
14 19 (2.63%) Talend
15 15 (2.07%) F5
15 15 (2.07%) Tableau
16 14 (1.94%) EMC
17 13 (1.80%) CyberArk