Unix Job Trends in the South East

Unix
England > South East

The table below provides summary statistics and salary benchmarking for jobs advertised in the South East requiring Unix skills. It covers vacancies from the 6 months leading up to 18 September 2025, with comparisons to the same periods in the previous two years.

6 months to
18 Sep 2025
Same period 2024 Same period 2023
Rank 239 252 190
Rank change year-on-year +13 -62 +4
Permanent jobs citing Unix 50 87 114
As % of all permanent jobs advertised in the South East 0.56% 0.67% 1.30%
As % of the Operating Systems category 4.13% 4.29% 6.22%
Number of salaries quoted 44 41 86
10th Percentile £24,997 £34,750 £40,269
25th Percentile £27,250 £39,500 £45,750
Median annual salary (50th Percentile) £41,500 £48,000 £53,760
Median % change year-on-year -13.54% -10.71% -2.25%
75th Percentile £52,515 £60,000 £66,875
90th Percentile £63,715 £61,000 £78,750
England median annual salary £65,000 £60,000 £65,000
% change year-on-year +8.33% -7.69% +4.00%

All Operating Systems
South East

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 the South East.

Permanent vacancies with a requirement for operating system skills 1,211 2,028 1,832
As % of all permanent jobs advertised in the South East 13.50% 15.65% 20.82%
Number of salaries quoted 952 1,283 1,438
10th Percentile £27,000 £29,759 £26,250
25th Percentile £31,250 £37,500 £32,500
Median annual salary (50th Percentile) £40,000 £50,000 £46,500
Median % change year-on-year -20.00% +7.53% -
75th Percentile £48,750 £63,750 £61,300
90th Percentile £69,000 £81,000 £77,500
England median annual salary £41,500 £50,000 £52,500
% change year-on-year -17.00% -4.76% -

Unix
Job Vacancy Trend in the South East

Job postings citing Unix as a proportion of all IT jobs advertised in the South East.

Job vacancy trend for Unix in the South East

Unix
Salary Trend in the South East

Salary distribution trend for jobs in the South East citing Unix.

Salary distribution trend for jobs in the South East citing Unix

Unix
Salary Histogram in the South East

Salary distribution for jobs citing Unix in the South East over the 6 months to 18 September 2025.

Salary histogram for Unix in the South East

Unix
Job Locations in the South East

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the South East region over the 6 months to 18 September 2025. 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
Thames Valley -55 19 £43,710 -8.94% 11
Hampshire +73 14 £27,500 -46.08% 6
Surrey +46 12 £37,500 -37.50% 3
Berkshire -40 11 £47,520 -1.00% 8
Oxfordshire +16 5 £41,500 -10.35% 1
West Sussex +9 5 £27,500 -49.85%
Buckinghamshire -9 3 £68,000 - 2
Unix
England

Unix
Co-occurring Skills and Capabilities in the South East by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 7 (14.00%) SharePoint
2 3 (6.00%) Exchange Server 2003
2 3 (6.00%) Microsoft Exchange
3 2 (4.00%) Apache Spark
Applications
1 5 (10.00%) Microsoft Office
Cloud Services
1 10 (20.00%) AWS
2 4 (8.00%) Azure
2 4 (8.00%) Entra ID
2 4 (8.00%) Microsoft 365
3 3 (6.00%) Amazon EC2
3 3 (6.00%) Virtual Private Cloud
4 2 (4.00%) Amazon EKS
4 2 (4.00%) Amazon ELB
4 2 (4.00%) Amazon S3
4 2 (4.00%) GCP
4 2 (4.00%) SaaS
5 1 (2.00%) Sauce Labs
Communications & Networking
1 4 (8.00%) Firewall
1 4 (8.00%) SAN
2 3 (6.00%) SMTP
2 3 (6.00%) X.400
2 3 (6.00%) X.500
Database & Business Intelligence
1 7 (14.00%) Oracle Database
1 7 (14.00%) SQL Server
2 4 (8.00%) Metadata
3 3 (6.00%) Oracle Database 10g
3 3 (6.00%) Relational Database
4 2 (4.00%) BigQuery
4 2 (4.00%) Delta Lake
4 2 (4.00%) DynamoDB
4 2 (4.00%) MySQL
4 2 (4.00%) RDBMS
4 2 (4.00%) Spark SQL
5 1 (2.00%) Oracle Reports
Development Applications
1 2 (4.00%) MLflow
2 1 (2.00%) Android Studio
2 1 (2.00%) Browser DevTools
2 1 (2.00%) Eclipse
2 1 (2.00%) Jenkins
2 1 (2.00%) JIRA
2 1 (2.00%) SoapUI
2 1 (2.00%) Xcode
General
1 31 (62.00%) Social Skills
2 7 (14.00%) Finance
2 7 (14.00%) Front Office
3 6 (12.00%) Analytical Skills
4 3 (6.00%) Telecoms
5 2 (4.00%) Presentation Skills
6 1 (2.00%) Advertising
6 1 (2.00%) Aerospace
6 1 (2.00%) Billing
6 1 (2.00%) Games
6 1 (2.00%) Health Technology
Job Titles
1 9 (18.00%) IT Support
2 8 (16.00%) Analyst
2 8 (16.00%) Support Analyst
3 5 (10.00%) IT Support Specialist
3 5 (10.00%) Mathematical Modeller
3 5 (10.00%) Support Engineer
3 5 (10.00%) Support Specialist
4 4 (8.00%) Infrastructure Engineer
4 4 (8.00%) Infrastructure Support
4 4 (8.00%) Infrastructure Support Engineer
4 4 (8.00%) IT Engineer
4 4 (8.00%) IT Infrastructure Engineer
4 4 (8.00%) IT Support Engineer
4 4 (8.00%) Senior
5 3 (6.00%) 2nd Line Support
5 3 (6.00%) Administrator
5 3 (6.00%) Junior
5 3 (6.00%) Linux Administrator
5 3 (6.00%) Messaging Engineer
5 3 (6.00%) Senior Developer
Libraries, Frameworks & Software Standards
1 3 (6.00%) Middleware
2 2 (4.00%) Keras
2 2 (4.00%) Lambda Expressions
2 2 (4.00%) Metaflow
2 2 (4.00%) NumPy
2 2 (4.00%) Pandas
2 2 (4.00%) PySpark
2 2 (4.00%) PyTorch
2 2 (4.00%) scikit-learn
2 2 (4.00%) TensorFlow
2 2 (4.00%) YAML
3 1 (2.00%) Ajax
3 1 (2.00%) AngularJS
3 1 (2.00%) CSS
3 1 (2.00%) FastAPI
3 1 (2.00%) GraphQL
3 1 (2.00%) React
Miscellaneous
1 7 (14.00%) Self-Motivation
2 3 (6.00%) Algorithms
2 3 (6.00%) Linux Command Line
2 3 (6.00%) Replication
3 2 (4.00%) Acoustics
3 2 (4.00%) Data Centre
3 2 (4.00%) Mobile App
4 1 (2.00%) Legacy Systems
4 1 (2.00%) NHS
Operating Systems
1 25 (50.00%) Linux
2 8 (16.00%) Windows
3 6 (12.00%) Mac OS
3 6 (12.00%) Solaris
4 4 (8.00%) Apple iOS
4 4 (8.00%) Windows Server
5 3 (6.00%) AIX
5 3 (6.00%) CentOS
5 3 (6.00%) Windows Server 2003
6 2 (4.00%) HPUX
7 1 (2.00%) Android
7 1 (2.00%) Red Hat Enterprise Linux
7 1 (2.00%) Ubuntu
Processes & Methodologies
1 11 (22.00%) Physics
2 10 (20.00%) Computer Science
2 10 (20.00%) Problem-Solving
3 9 (18.00%) Cybersecurity
4 8 (16.00%) Mathematics
5 7 (14.00%) ITIL
5 7 (14.00%) Robotic Process Automation
6 6 (12.00%) Information Security
6 6 (12.00%) Knowledge Transfer
7 5 (10.00%) Agile
7 5 (10.00%) Collaborative Working
7 5 (10.00%) Computer Security
7 5 (10.00%) Server Migrations
7 5 (10.00%) Software Engineering
7 5 (10.00%) Software Testing
8 4 (8.00%) Infrastructure Engineering
8 4 (8.00%) Root Cause Analysis
9 3 (6.00%) Capacity Planning
9 3 (6.00%) Open Source
9 3 (6.00%) Parallel Programming
Programming Languages
1 23 (46.00%) SQL
2 17 (34.00%) Python
3 8 (16.00%) C++
4 7 (14.00%) Bash
4 7 (14.00%) C#
5 5 (10.00%) C
5 5 (10.00%) Fortran
5 5 (10.00%) MATLAB
6 3 (6.00%) PowerShell
7 2 (4.00%) Java
7 2 (4.00%) Perl
8 1 (2.00%) JavaScript
8 1 (2.00%) Shell Script
Qualifications
1 10 (20.00%) Degree
2 8 (16.00%) Security Cleared
3 6 (12.00%) SC Cleared
4 5 (10.00%) Master's Degree
4 5 (10.00%) Numerate Degree
4 5 (10.00%) PhD
5 3 (6.00%) DV Cleared
5 3 (6.00%) RHCE
Quality Assurance & Compliance
1 4 (8.00%) Cyber Essentials
1 4 (8.00%) Cyber Essentials PLUS
1 4 (8.00%) ISO/IEC 27001
2 2 (4.00%) GDPR
3 1 (2.00%) QA
System Software
1 7 (14.00%) Active Directory
2 5 (10.00%) VMware Infrastructure
3 4 (8.00%) Hyper-V
4 2 (4.00%) Docker
Systems Management
1 4 (8.00%) Microsoft Intune
1 4 (8.00%) SCCM
2 3 (6.00%) Netcool
3 2 (4.00%) Kubeflow
3 2 (4.00%) Kubernetes
3 2 (4.00%) Terraform
Vendors
1 20 (40.00%) Microsoft
2 15 (30.00%) Oracle
3 7 (14.00%) VMware
4 4 (8.00%) Apple
4 4 (8.00%) IBM
4 4 (8.00%) Red Hat
4 4 (8.00%) ServiceNow
4 4 (8.00%) Sophos
5 3 (6.00%) Snow
5 3 (6.00%) SolarWinds
6 2 (4.00%) Databricks
6 2 (4.00%) Google
7 1 (2.00%) Splunk