Period
to 4 June 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 4 June 2020 with a comparison to the same period in the previous 2 years.

Unix
England > London
6 months to
4 Jun 2020
Same period 2019 Same period 2018
Rank 124 92 76
Rank change year-on-year -32 -16 -15
Permanent jobs citing Unix 997 2,034 2,728
As % of all permanent jobs advertised in London 2.75% 3.54% 3.96%
As % of the Operating Systems category 14.22% 16.23% 16.96%
Number of salaries quoted 809 1,656 2,044
Median annual salary £67,812 £67,500 £67,500
Median salary % change year-on-year +0.46% - +12.50%
10th Percentile £42,675 £41,250 £42,500
90th Percentile £100,000 £101,250 £97,500
England median annual salary £57,500 £55,000 £55,000
% change year-on-year +4.55% - +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 7,012 12,529 16,085
As % of all permanent IT jobs advertised in London 19.34% 21.81% 23.32%
Number of salaries quoted 5,691 10,463 13,255
Median annual salary £60,000 £60,000 £56,500
Median salary % change year-on-year - +6.19% +2.73%
10th Percentile £31,250 £30,000 £31,250
90th Percentile £91,250 £90,000 £86,250
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 4 June 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 4 June 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 -9 242 £73,000 +4.29% 32
West London +17 33 £45,000 +12.50% 6
South London +7 26 £72,500 +46.46% 1
East London -7 8 £65,000 +27.45% 2
North London 0 4 £67,500 +170.00% 1
Unix
England

For the 6 months to 4 June 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.

1 664 (66.60%) Linux
2 423 (42.43%) SQL
3 420 (42.13%) Finance
4 371 (37.21%) Java
5 335 (33.60%) Python
6 290 (29.09%) Windows
7 264 (26.48%) AWS
8 253 (25.38%) Agile Software Development
9 231 (23.17%) Oracle
10 228 (22.87%) DevOps
11 196 (19.66%) Docker
12 176 (17.65%) Git (software)
13 168 (16.85%) JavaScript
14 167 (16.75%) Kubernetes
15 161 (16.15%) Azure
16 156 (15.65%) Software Engineering
17 149 (14.94%) Banking
18 139 (13.94%) TDD
19 133 (13.34%) Test Automation
20 132 (13.24%) JIRA
21 126 (12.64%) Bash Shell
22 123 (12.34%) Ansible
23 122 (12.24%) Microservices
24 119 (11.94%) Jenkins
25 118 (11.84%) NoSQL
26 114 (11.43%) Problem-Solving
27 112 (11.23%) Shell Script
28 104 (10.43%) Degree
29 101 (10.13%) PowerShell
29 101 (10.13%) BDD

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 50 (5.02%) Confluence
2 37 (3.71%) Apache Spark
3 33 (3.31%) Tomcat
4 30 (3.01%) Apache
5 16 (1.60%) MQSeries
6 13 (1.30%) Oracle Workflow
7 11 (1.10%) IIS
7 11 (1.10%) WebSphere
8 10 (1.00%) SAS
9 9 (0.90%) Elasticsearch
10 7 (0.70%) JBoss
11 6 (0.60%) WebSphere Application Server
12 5 (0.50%) CICS
12 5 (0.50%) OpenStack
12 5 (0.50%) WebLogic
13 3 (0.30%) MS Exchange
13 3 (0.30%) SharePoint
14 2 (0.20%) Apache Airflow
14 2 (0.20%) Jupyter
14 2 (0.20%) SharePoint Server
Applications
1 25 (2.51%) Microsoft Office
2 9 (0.90%) Microsoft Excel
3 3 (0.30%) Microsoft PowerPoint
4 2 (0.20%) MS Visio
4 2 (0.20%) Spreadsheet
Business Applications
1 24 (2.41%) Salerio
2 13 (1.30%) Remedy ITSM
3 8 (0.80%) Dynamics CRM
4 7 (0.70%) Oracle EBS
5 6 (0.60%) Dynamics AX
6 5 (0.50%) Oracle Cash Management
6 5 (0.50%) Oracle Payables
6 5 (0.50%) Temenos T24
7 4 (0.40%) Oracle Applications
7 4 (0.40%) Oracle Procure-to-Pay
7 4 (0.40%) Oracle Subledger Accounting
8 3 (0.30%) Oracle EBS R12
9 2 (0.20%) ION MarketView
9 2 (0.20%) R3 Corda
9 2 (0.20%) Rolfe and Nolan
9 2 (0.20%) Sentinel
10 1 (0.10%) Distributed Ledger
10 1 (0.10%) Oracle General Ledger
10 1 (0.10%) Oracle iProcurement
10 1 (0.10%) Oracle Utilities
Cloud Services
1 264 (26.48%) AWS
2 161 (16.15%) Azure
3 39 (3.91%) Office 365
4 27 (2.71%) SaaS
5 24 (2.41%) OpenShift
6 22 (2.21%) Serverless
7 21 (2.11%) GCP
8 20 (2.01%) Amazon EC2
9 17 (1.71%) Amazon S3
9 17 (1.71%) AWS CloudFormation
10 13 (1.30%) AWS Lambda
10 13 (1.30%) BlazeMeter
10 13 (1.30%) Sauce Labs
11 12 (1.20%) Amazon SQS
11 12 (1.20%) Datadog
12 11 (1.10%) IaaS
13 10 (1.00%) Amazon Kinesis
13 10 (1.00%) Cloud Computing
13 10 (1.00%) PaaS
14 9 (0.90%) Amazon EMR
Communications & Networking
1 78 (7.82%) TCP/IP
2 72 (7.22%) Firewall
3 42 (4.21%) DNS
4 38 (3.81%) HTTP
5 34 (3.41%) Network Security
6 25 (2.51%) VPN
7 22 (2.21%) FIX Connectivity
8 19 (1.91%) IPsec
9 18 (1.81%) Internet
10 17 (1.71%) Intrusion Detection
11 15 (1.50%) DHCP
11 15 (1.50%) LAN
12 14 (1.40%) WAN
13 12 (1.20%) HTTPS
14 11 (1.10%) MPLS
14 11 (1.10%) SAN
15 9 (0.90%) Extranet
16 8 (0.80%) FTP
16 8 (0.80%) Kerberos
17 7 (0.70%) VoIP
Database & Business Intelligence
1 118 (11.84%) NoSQL
2 91 (9.13%) SQL Server
3 86 (8.63%) MySQL
4 80 (8.02%) PostgreSQL
5 64 (6.42%) MongoDB
6 56 (5.62%) Relational Database
7 53 (5.32%) Oracle Database
8 46 (4.61%) Hadoop
9 38 (3.81%) Big Data
10 29 (2.91%) Data Warehouse
11 27 (2.71%) SQL Server Integration Services
12 26 (2.61%) Oracle Reports
13 25 (2.51%) Amazon Redshift
13 25 (2.51%) RDBMS
14 23 (2.31%) Amazon RDS
14 23 (2.31%) Pentaho
15 21 (2.11%) Redis
16 15 (1.50%) Snowflake Schema
17 14 (1.40%) DataStage
18 13 (1.30%) CouchDB
Development Applications
1 176 (17.65%) Git (software)
2 132 (13.24%) JIRA
3 119 (11.94%) Jenkins
4 36 (3.61%) Bitbucket
5 34 (3.41%) Selenium
6 33 (3.31%) Maven
7 32 (3.21%) Cucumber
8 29 (2.91%) Atlassian Bamboo
9 21 (2.11%) Appium
10 20 (2.01%) Artifactory
10 20 (2.01%) GitLab
11 17 (1.71%) Team Foundation Server
12 14 (1.40%) TeamCity
13 13 (1.30%) JUnit
14 11 (1.10%) Gradle
14 11 (1.10%) LoadRunner
15 10 (1.00%) Subversion
16 9 (0.90%) JMeter
16 9 (0.90%) Oracle Forms
17 8 (0.80%) HP UFT
General
1 420 (42.13%) Finance
2 149 (14.94%) Banking
3 66 (6.62%) Front Office
4 48 (4.81%) Investment Banking
5 45 (4.51%) Public Sector
6 30 (3.01%) Back Office
7 28 (2.81%) Financial Institution
8 20 (2.01%) Retail
9 16 (1.60%) Telecoms
10 12 (1.20%) International Banking
10 12 (1.20%) Marketing
11 10 (1.00%) Legal
12 8 (0.80%) Games
13 7 (0.70%) Automotive
14 6 (0.60%) Retail Banking
15 5 (0.50%) General Ledger
15 5 (0.50%) Italian Language
16 4 (0.40%) Advertising
16 4 (0.40%) Law
16 4 (0.40%) Manufacturing
Job Titles
1 229 (22.97%) Developer
2 133 (13.34%) Analyst
3 92 (9.23%) Software Engineer
4 89 (8.93%) Java Developer
5 84 (8.43%) Support Analyst
6 83 (8.32%) Applications Support
7 74 (7.42%) DevOps Engineer
8 54 (5.42%) Junior
8 54 (5.42%) Senior Developer
9 51 (5.12%) Java Engineer
10 50 (5.02%) Applications Support Analyst
10 50 (5.02%) Consultant
11 43 (4.31%) Java Software Engineer
12 36 (3.61%) Support Engineer
13 34 (3.41%) Data Engineer
14 31 (3.11%) Python Engineer
15 29 (2.91%) Architect
16 27 (2.71%) Infrastructure Engineer
17 25 (2.51%) Administrator
18 24 (2.41%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 95 (9.53%) XML
2 91 (9.13%) RESTful
3 84 (8.43%) FIX Protocol
4 73 (7.32%) Node.js
5 71 (7.12%) CSS
6 64 (6.42%) HTML
7 61 (6.12%) REST
8 60 (6.02%) Spring
9 51 (5.12%) .NET
10 43 (4.31%) Spring Boot
11 42 (4.21%) Web Services
12 38 (3.81%) Elastic Stack
13 34 (3.41%) HTML5
13 34 (3.41%) J2EE
13 34 (3.41%) JSON
13 34 (3.41%) LDAP
14 31 (3.11%) Hibernate
14 31 (3.11%) SOAP
15 28 (2.81%) React
15 28 (2.81%) XSLT
Miscellaneous
1 92 (9.23%) Analytical Skills
2 77 (7.72%) Management Information System
3 67 (6.72%) Fixed Income
4 59 (5.92%) Equities
5 54 (5.42%) Derivative
6 39 (3.91%) SWIFT
7 38 (3.81%) Self-Motivation
8 36 (3.61%) Public Cloud
9 34 (3.41%) Foreign Exchange (FX)
10 32 (3.21%) Algorithms
10 32 (3.21%) Data Structures
11 28 (2.81%) Linux Command Line
12 21 (2.11%) PKI
13 19 (1.91%) Data Centre
13 19 (1.91%) Enterprise Software
13 19 (1.91%) User Experience
14 18 (1.81%) Mobile App
15 14 (1.40%) Hedge funds
15 14 (1.40%) Private Cloud
15 14 (1.40%) Replication
Operating Systems
1 664 (66.60%) Linux
2 290 (29.09%) Windows
3 82 (8.22%) Windows Server
4 54 (5.42%) Mac OS X
5 50 (5.02%) Windows Server 2008
6 41 (4.11%) Red Hat Enterprise Linux
7 36 (3.61%) Solaris
8 34 (3.41%) Windows 10
8 34 (3.41%) Windows 7
9 27 (2.71%) CentOS
10 21 (2.11%) Apple iOS
10 21 (2.11%) Windows Server 2012
11 19 (1.91%) Ubuntu
12 17 (1.71%) Android
13 16 (1.60%) Oracle Linux
14 15 (1.50%) Mac OS
15 10 (1.00%) Fedora
15 10 (1.00%) Windows Server 2003
16 9 (0.90%) Windows Server 2016
17 8 (0.80%) Kali Linux
Processes & Methodologies
1 253 (25.38%) Agile Software Development
2 228 (22.87%) DevOps
3 156 (15.65%) Software Engineering
4 139 (13.94%) TDD
5 133 (13.34%) Test Automation
6 122 (12.24%) Microservices
7 114 (11.43%) Problem-Solving
8 101 (10.13%) BDD
9 97 (9.73%) Continuous Integration
10 95 (9.53%) Mentoring
11 91 (9.13%) ITIL
12 88 (8.83%) Computer Science
13 82 (8.22%) Configuration Management
14 80 (8.02%) Analytics
15 78 (7.82%) Open Source
16 71 (7.12%) Information Security
17 68 (6.82%) Fintech
18 66 (6.62%) ETL
19 65 (6.52%) Scrum
20 64 (6.42%) SIEM
Programming Languages
1 423 (42.43%) SQL
2 371 (37.21%) Java
3 335 (33.60%) Python
4 168 (16.85%) JavaScript
5 126 (12.64%) Bash Shell
6 112 (11.23%) Shell Script
7 101 (10.13%) PowerShell
8 84 (8.43%) Perl
9 75 (7.52%) C++
10 58 (5.82%) Java 8
11 55 (5.52%) PL/SQL
12 46 (4.61%) C#
13 37 (3.71%) C
14 36 (3.61%) PHP
14 36 (3.61%) Ruby
15 35 (3.51%) Go
16 29 (2.91%) R
17 19 (1.91%) Groovy
17 19 (1.91%) Scala
18 12 (1.20%) Java 9
Qualifications
1 104 (10.43%) Degree
2 55 (5.52%) Computer Science Degree
3 30 (3.01%) CISSP
4 21 (2.11%) CISM
5 15 (1.50%) Cisco Certification
6 13 (1.30%) CEH
6 13 (1.30%) CISA
7 12 (1.20%) Master's Degree
8 11 (1.10%) OSCP
9 10 (1.00%) GIAC
9 10 (1.00%) ITIL Certification
9 10 (1.00%) MCP
10 9 (0.90%) CREST Certified
10 9 (0.90%) ISTQB
10 9 (0.90%) SANS
10 9 (0.90%) SC Cleared
10 9 (0.90%) Security Cleared
11 8 (0.80%) CEPT
11 8 (0.80%) EC-Council LPT
11 8 (0.80%) GXPN
Quality Assurance & Compliance
1 80 (8.02%) QA
2 29 (2.91%) SLA
3 28 (2.81%) GDPR
4 17 (1.71%) Sarbanes-Oxley
5 10 (1.00%) ISO/IEC 27001
5 10 (1.00%) PCI DSS
6 6 (0.60%) FINRA
7 5 (0.50%) Data Quality
8 4 (0.40%) ISO 22301
9 2 (0.20%) COBIT
9 2 (0.20%) FATCA
9 2 (0.20%) MiFID
9 2 (0.20%) PSD2
10 1 (0.10%) Dodd-Frank
10 1 (0.10%) EMIR
10 1 (0.10%) ISO 8583
10 1 (0.10%) NIST
System Software
1 196 (19.66%) Docker
2 63 (6.32%) Active Directory
3 57 (5.72%) VMware Infrastructure
4 17 (1.71%) Hyper-V
5 14 (1.40%) vSphere
6 12 (1.20%) VMware ESXi
7 10 (1.00%) OpenAM
8 7 (0.70%) NFS
9 6 (0.60%) Virtual Servers
10 5 (0.50%) Virtual Machines
10 5 (0.50%) VMware Workstation
11 4 (0.40%) LXC
11 4 (0.40%) Samba
12 3 (0.30%) HDFS
12 3 (0.30%) Time Sharing Option
12 3 (0.30%) vCloud
12 3 (0.30%) XenApp
13 2 (0.20%) Oracle RAC
13 2 (0.20%) Xen
13 2 (0.20%) XenDesktop
Systems Management
1 167 (16.75%) Kubernetes
2 123 (12.34%) Ansible
3 77 (7.72%) Terraform
4 46 (4.61%) Nagios
5 44 (4.41%) Puppet
6 30 (3.01%) Opscode Chef
7 26 (2.61%) Control-M
8 21 (2.11%) SCOM
9 19 (1.91%) Grafana
10 18 (1.81%) Nessus
11 16 (1.60%) Automic
12 13 (1.30%) CA Service Virtualization
13 10 (1.00%) BladeLogic
13 10 (1.00%) BMC PATROL
14 9 (0.90%) RSA enVision
14 9 (0.90%) Salt
15 8 (0.80%) Ambari
15 8 (0.80%) CSIRT
15 8 (0.80%) Hadoop YARN
16 7 (0.70%) SCCM
Vendors
1 231 (23.17%) Oracle
2 90 (9.03%) Microsoft
3 86 (8.63%) VMware
4 79 (7.92%) Red Hat
5 63 (6.32%) ServiceNow
6 43 (4.31%) Informatica
7 41 (4.11%) Splunk
8 27 (2.71%) Sybase
9 25 (2.51%) Citrix
10 24 (2.41%) Google
10 24 (2.41%) IBM
11 23 (2.31%) Cloudera
12 20 (2.01%) Bloomberg
12 20 (2.01%) HP
12 20 (2.01%) Remedy
13 19 (1.91%) Atlassian
13 19 (1.91%) Tableau
14 18 (1.81%) CyberArk
15 16 (1.60%) Cisco
15 16 (1.60%) Talend