Unix Job Trends in London

Unix
England > London

The table below provides summary statistics and salary benchmarking for jobs advertised in London requiring Unix skills. It covers permanent job vacancies from the 6 months leading up to 13 January 2026, with comparisons to the same periods in the previous two years.

6 months to
13 Jan 2026
Same period 2025 Same period 2024
Rank 226 231 226
Rank change year-on-year +5 -5 -22
Permanent jobs citing Unix 151 209 255
As % of all permanent jobs in London 1.08% 1.36% 1.39%
As % of the Operating Systems category 11.04% 9.23% 9.27%
Number of salaries quoted 82 77 203
10th Percentile £45,625 £43,250 £46,250
25th Percentile £66,563 £51,250 £60,000
Median annual salary (50th Percentile) £75,000 £69,308 £77,500
Median % change year-on-year +8.21% -10.57% -3.13%
75th Percentile £88,750 £82,500 £90,000
90th Percentile £100,000 £90,000 £107,500
England median annual salary £58,000 £59,563 £67,500
% change year-on-year -2.62% -11.76% +3.85%

All Operating Systems
London

Unix falls under the Operating Systems category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring operating system skills in London.

Permanent vacancies with a requirement for operating system skills 1,368 2,265 2,751
As % of all permanent jobs advertised in London 9.77% 14.70% 15.02%
Number of salaries quoted 1,055 1,448 2,288
10th Percentile £31,100 £36,250 £32,500
25th Percentile £41,250 £47,500 £42,500
Median annual salary (50th Percentile) £67,500 £65,000 £62,500
Median % change year-on-year +3.85% +4.00% -3.85%
75th Percentile £89,125 £90,000 £83,750
90th Percentile £111,250 £115,000 £101,250
England median annual salary £44,000 £50,000 £50,000
% change year-on-year -12.00% - -4.76%

Unix
Job Vacancy Trend in London

Historical trend showing the proportion of permanent IT job postings citing Unix relative to all permanent IT jobs advertised in London.

Unix job vacancy trend in London

Unix
Salary Trend in London

Salary distribution trend for jobs in London citing Unix.

Salary distribution trend for jobs in London citing Unix

Unix
Salary Histogram in London

Salary distribution for jobs citing Unix in London over the 6 months to 13 January 2026.

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 13 January 2026. 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
Jobs
Central London +25 19 £85,000 -5.56% 15
East London -1 11 £85,000 +30.77% 8
West London +6 3 - - 7
South London - 1 - - 10
Unix
England

Unix
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 22 (14.57%) WebSphere
2 17 (11.26%) Tomcat
3 16 (10.60%) WebSphere Application Server
4 8 (5.30%) Microsoft Exchange
5 7 (4.64%) Apache Spark
6 5 (3.31%) Confluence
7 4 (2.65%) Anypoint
7 4 (2.65%) Apache
7 4 (2.65%) nginx
8 2 (1.32%) IIS
9 1 (0.66%) Oracle SOA Suite
9 1 (0.66%) SharePoint
Applications
1 10 (6.62%) Microsoft Excel
1 10 (6.62%) Microsoft Office
Business Applications
1 4 (2.65%) Oracle EBS
1 4 (2.65%) Oracle Procure-to-Pay
1 4 (2.65%) Shopify
2 2 (1.32%) Fidessa
3 1 (0.66%) Oracle BPM
Cloud Services
1 76 (50.33%) AWS
2 40 (26.49%) Azure
3 26 (17.22%) GCP
4 18 (11.92%) AWS CloudFormation
5 14 (9.27%) Pulumi
5 14 (9.27%) Serverless
6 12 (7.95%) AWS Lambda
6 12 (7.95%) Virtual Private Cloud
7 11 (7.28%) Amazon EKS
8 10 (6.62%) Amazon EC2
8 10 (6.62%) Amazon ECR
8 10 (6.62%) Amazon S3
8 10 (6.62%) SaaS
9 9 (5.96%) Microsoft 365
9 9 (5.96%) OpenShift
10 8 (5.30%) Entra ID
10 8 (5.30%) PaaS
10 8 (5.30%) Power Platform
11 7 (4.64%) Amazon CloudWatch
11 7 (4.64%) Route 53
Communications & Networking
1 25 (16.56%) SSL
2 15 (9.93%) Firewall
3 14 (9.27%) TCP/IP
4 12 (7.95%) Broadband
5 8 (5.30%) VLAN
6 7 (4.64%) MPLS
6 7 (4.64%) VPN
7 6 (3.97%) Wi-Fi
7 6 (3.97%) Wireshark
8 4 (2.65%) FIX Connectivity
8 4 (2.65%) HTTP
8 4 (2.65%) HTTPS
8 4 (2.65%) Kerberos
8 4 (2.65%) LAN
8 4 (2.65%) Reverse Proxy
8 4 (2.65%) VoIP
8 4 (2.65%) WAN
9 2 (1.32%) Internet
10 1 (0.66%) BGP
10 1 (0.66%) OSPF
Database & Business Intelligence
1 25 (16.56%) PostgreSQL
2 23 (15.23%) Relational Database
3 18 (11.92%) DB2
4 17 (11.26%) NoSQL
5 11 (7.28%) Amazon RDS
5 11 (7.28%) SQL Server
6 10 (6.62%) Big Data
6 10 (6.62%) RDBMS
7 8 (5.30%) Power BI
7 8 (5.30%) Tableau
8 6 (3.97%) FileMaker
8 6 (3.97%) Hadoop
9 5 (3.31%) Apache Hive
9 5 (3.31%) Elasticsearch
10 4 (2.65%) MySQL
10 4 (2.65%) Oracle Reports
10 4 (2.65%) Redis
11 3 (1.99%) Data Warehouse
12 2 (1.32%) Amazon Redshift
12 2 (1.32%) Informix
Development Applications
1 10 (6.62%) Jaeger
2 7 (4.64%) JIRA
3 6 (3.97%) GitLab
3 6 (3.97%) Jenkins
4 3 (1.99%) Cypress.io
4 3 (1.99%) Git
5 2 (1.32%) Bitbucket
5 2 (1.32%) CircleCI
5 2 (1.32%) Mocha
5 2 (1.32%) webpack
6 1 (0.66%) Browser DevTools
6 1 (0.66%) Jasmine
6 1 (0.66%) JUnit
6 1 (0.66%) Postman
General
1 51 (33.77%) Finance
2 33 (21.85%) Social Skills
3 30 (19.87%) Banking
4 21 (13.91%) Analytical Skills
5 14 (9.27%) Inclusion and Diversity
6 12 (7.95%) Investment Banking
7 8 (5.30%) Presentation Skills
8 7 (4.64%) German Language
8 7 (4.64%) Telecoms
9 6 (3.97%) Law
9 6 (3.97%) Public Sector
10 4 (2.65%) Back Office
10 4 (2.65%) Front Office
10 4 (2.65%) Influencing Skills
10 4 (2.65%) Legal
11 3 (1.99%) Financial Institution
12 2 (1.32%) Electronics
12 2 (1.32%) Multimedia
13 1 (0.66%) Advertising
13 1 (0.66%) Documentation Skills
Job Titles
1 28 (18.54%) Senior
2 25 (16.56%) Applications Support
3 22 (14.57%) Infrastructure Support
3 22 (14.57%) Linux Support
4 19 (12.58%) Unix Support
5 14 (9.27%) Analyst
5 14 (9.27%) Support Engineer
6 12 (7.95%) Cloud Engineer
6 12 (7.95%) Lead
6 12 (7.95%) Support Analyst
7 11 (7.28%) Audit Manager
7 11 (7.28%) Developer
7 11 (7.28%) IT Audit Manager
7 11 (7.28%) IT Manager
8 10 (6.62%) Platform Engineer
9 9 (5.96%) Azure Engineer
10 8 (5.30%) Auditor
10 8 (5.30%) IT Auditor
10 8 (5.30%) Linux Engineer
11 7 (4.64%) Network Support
Libraries, Frameworks & Software Standards
1 22 (14.57%) LDAP
2 18 (11.92%) WebSphere MQ
3 17 (11.26%) Elastic Stack
4 16 (10.60%) LAPP Stack
5 11 (7.28%) JSON
5 11 (7.28%) XML
6 10 (6.62%) OAuth
6 10 (6.62%) OpenTelemetry
7 9 (5.96%) HTML
8 7 (4.64%) FIX Protocol
8 7 (4.64%) Regular Expression
9 6 (3.97%) OAuth2
10 5 (3.31%) REST
10 5 (3.31%) RESTful
11 4 (2.65%) Django
11 4 (2.65%) SAML
11 4 (2.65%) SOAP
11 4 (2.65%) Web Services
12 3 (1.99%) Middleware
12 3 (1.99%) ODBC
Miscellaneous
1 30 (19.87%) Linux Command Line
2 20 (13.25%) Management Information System
3 9 (5.96%) Distributed Systems
3 9 (5.96%) Onboarding
3 9 (5.96%) Security Posture
4 8 (5.30%) PKI
5 7 (4.64%) Clustering
5 7 (4.64%) Data Centre
6 6 (3.97%) Cyber Kill Chain
6 6 (3.97%) Hedge funds
7 5 (3.31%) Foreign Exchange (FX)
7 5 (3.31%) Low-Code
8 3 (1.99%) IoT
8 3 (1.99%) Private Cloud
9 2 (1.32%) Eurex
9 2 (1.32%) Hybrid Cloud
9 2 (1.32%) Public Cloud
9 2 (1.32%) RISC-V
9 2 (1.32%) Social Media
9 2 (1.32%) VHDL
Operating Systems
1 117 (77.48%) Linux
2 47 (31.13%) Windows
3 23 (15.23%) Red Hat Enterprise Linux
4 6 (3.97%) Mac OS
4 6 (3.97%) Solaris
5 5 (3.31%) Windows Server
6 2 (1.32%) AIX
6 2 (1.32%) Ubuntu
7 1 (0.66%) Debian
7 1 (0.66%) Windows Server 2016
7 1 (0.66%) Windows Server 2019
Processes & Methodologies
1 45 (29.80%) DevOps
1 45 (29.80%) ITIL
2 35 (23.18%) Infrastructure as Code
3 32 (21.19%) Problem-Solving
4 27 (17.88%) Agile
5 26 (17.22%) Change Management
6 25 (16.56%) AI
7 24 (15.89%) Incident Response
8 23 (15.23%) Containerisation
9 22 (14.57%) Analytics
10 20 (13.25%) CI/CD
10 20 (13.25%) Computer Science
10 20 (13.25%) High Availability
11 17 (11.26%) Cybersecurity
11 17 (11.26%) Release Management
11 17 (11.26%) SDLC
12 16 (10.60%) Roadmaps
12 16 (10.60%) Task Automation
12 16 (10.60%) User Acceptance Testing
13 15 (9.93%) Data Analysis
Programming Languages
1 109 (72.19%) Python
2 39 (25.83%) SQL
3 32 (21.19%) Bash
4 25 (16.56%) JavaScript
5 22 (14.57%) Java
6 12 (7.95%) Go
6 12 (7.95%) PowerShell
7 9 (5.96%) R
7 9 (5.96%) Shell Script
8 7 (4.64%) C#
9 3 (1.99%) Perl
9 3 (1.99%) Scala
10 2 (1.32%) C
10 2 (1.32%) SystemVerilog
10 2 (1.32%) Tcl
11 1 (0.66%) Kotlin
11 1 (0.66%) TypeScript
11 1 (0.66%) VB.NET
Qualifications
1 57 (37.75%) Degree
2 35 (23.18%) AWS Certification
3 23 (15.23%) ITIL Certification
4 20 (13.25%) Computer Science Degree
5 18 (11.92%) CISSP
6 10 (6.62%) Security Cleared
7 8 (5.30%) CISA
8 7 (4.64%) ACCA
8 7 (4.64%) CCNA
8 7 (4.64%) CIMA
8 7 (4.64%) Cisco Certification
8 7 (4.64%) Network+ Certification
9 6 (3.97%) CCSK
9 6 (3.97%) GCFA
9 6 (3.97%) GCIA
9 6 (3.97%) GCIH
9 6 (3.97%) SC Cleared
10 4 (2.65%) OSCP
11 2 (1.32%) Master's Degree
11 2 (1.32%) PhD
Quality Assurance & Compliance
1 21 (13.91%) SLA
2 8 (5.30%) GDPR
2 8 (5.30%) ISO/IEC 27001
2 8 (5.30%) NIST
3 6 (3.97%) Sarbanes-Oxley
4 4 (2.65%) QA
5 3 (1.99%) COBIT
6 1 (0.66%) HIPAA
6 1 (0.66%) PCI DSS
System Software
1 28 (18.54%) Docker
2 16 (10.60%) Active Directory
3 12 (7.95%) VMware Infrastructure
4 5 (3.31%) Veritas Cluster Server
5 4 (2.65%) Virtual Desktop
5 4 (2.65%) XenApp
5 4 (2.65%) XenDesktop
Systems Management
1 34 (22.52%) Ansible
2 33 (21.85%) Terraform
3 30 (19.87%) Kubernetes
4 15 (9.93%) Prometheus
5 11 (7.28%) Grafana
6 10 (6.62%) Argo
6 10 (6.62%) Kustomize
7 6 (3.97%) Jamf Pro
8 4 (2.65%) Microsoft Intune
8 4 (2.65%) SCCM
8 4 (2.65%) Single Sign-On
9 2 (1.32%) AWS Copilot
9 2 (1.32%) Puppet
9 2 (1.32%) Suricata
10 1 (0.66%) Ambari
10 1 (0.66%) Podman
10 1 (0.66%) Progress Chef
10 1 (0.66%) ZABBIX
Vendors
1 33 (21.85%) Red Hat
2 32 (21.19%) Google
3 29 (19.21%) IBM
4 19 (12.58%) Microsoft
5 18 (11.92%) Oracle
6 12 (7.95%) ServiceNow
6 12 (7.95%) VMware
7 10 (6.62%) Dell
8 9 (5.96%) Cisco
8 9 (5.96%) SAP
9 8 (5.30%) Workday
10 7 (4.64%) Arista
10 7 (4.64%) Fortinet
10 7 (4.64%) Juniper
10 7 (4.64%) Palo Alto
10 7 (4.64%) Symantec
11 6 (3.97%) Apple
11 6 (3.97%) CheckPoint
11 6 (3.97%) Splunk
12 5 (3.31%) Citrix