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 permanent job vacancies from the 6 months leading up to 7 November 2025, with comparisons to the same periods in the previous two years.

6 months to
7 Nov 2025
Same period 2024 Same period 2023
Rank 217 231 179
Rank change year-on-year +14 -52 -15
Permanent jobs citing Unix 66 83 101
As % of all permanent jobs in the South East 0.76% 0.73% 1.31%
As % of the Operating Systems category 6.08% 4.74% 6.07%
Number of salaries quoted 58 26 75
10th Percentile £27,250 £37,185 £40,823
25th Percentile £39,750 £41,500 £45,750
Median annual salary (50th Percentile) £53,750 £55,000 £53,500
Median % change year-on-year -2.27% +2.80% +2.88%
75th Percentile £59,500 £57,963 £60,000
90th Percentile £60,715 £62,781 £79,000
England median annual salary £58,000 £59,125 £64,500
% change year-on-year -1.90% -8.33% -0.77%

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 1,085 1,751 1,664
As % of all permanent jobs advertised in the South East 12.42% 15.45% 21.62%
Number of salaries quoted 896 1,054 1,312
10th Percentile £27,000 £30,000 £26,250
25th Percentile £31,000 £39,750 £32,500
Median annual salary (50th Percentile) £40,000 £50,000 £45,000
Median % change year-on-year -20.00% +11.11% -
75th Percentile £52,270 £65,000 £58,750
90th Percentile £69,602 £82,500 £74,250
England median annual salary £42,000 £50,000 £50,000
% change year-on-year -16.00% - -4.76%

Unix
Job Vacancy Trend in the South East

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

Unix job vacancy trend 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 7 November 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 7 November 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
Hampshire +55 37 £58,000 +5.45% 2
Thames Valley -20 15 £44,765 -20.78% 55
Surrey +33 14 £42,500 -29.17% 5
Berkshire -25 6 £47,520 -8.62% 46
Oxfordshire +34 5 £41,500 -26.56% 7
Buckinghamshire +12 4 £62,750 - 2
Unix
England

Unix
Co-Occurring Skills & Capabilities in the South East 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 27 (40.91%) Microsoft Exchange
2 26 (39.39%) Exchange Server 2003
3 7 (10.61%) SharePoint
4 2 (3.03%) Apache Spark
5 1 (1.52%) Anypoint
5 1 (1.52%) IIS
Applications
1 4 (6.06%) Microsoft Office
2 3 (4.55%) Microsoft Excel
Business Applications
1 1 (1.52%) Shopify
Cloud Services
1 6 (9.09%) AWS
1 6 (9.09%) Azure
1 6 (9.09%) Microsoft 365
2 4 (6.06%) Entra ID
3 3 (4.55%) Amazon EC2
3 3 (4.55%) Virtual Private Cloud
4 2 (3.03%) Amazon EKS
4 2 (3.03%) Amazon ELB
4 2 (3.03%) Amazon S3
4 2 (3.03%) GCP
5 1 (1.52%) Boomi
5 1 (1.52%) IaaS
5 1 (1.52%) iPaaS
5 1 (1.52%) Power Automate
5 1 (1.52%) SaaS
5 1 (1.52%) Sauce Labs
5 1 (1.52%) Workato
Communications & Networking
1 23 (34.85%) DHCP
1 23 (34.85%) DNS
2 5 (7.58%) Firewall
2 5 (7.58%) SAN
3 4 (6.06%) SMTP
3 4 (6.06%) X.400
3 4 (6.06%) X.500
4 1 (1.52%) Cisco ASA
4 1 (1.52%) NAS
4 1 (1.52%) NetScaler
4 1 (1.52%) PBX
4 1 (1.52%) TCP/IP
4 1 (1.52%) VLAN
4 1 (1.52%) VoIP
4 1 (1.52%) VPN
Database & Business Intelligence
1 30 (45.45%) Oracle Database
2 27 (40.91%) Oracle Database 10g
3 8 (12.12%) SQL Server
4 2 (3.03%) BigQuery
4 2 (3.03%) Delta Lake
4 2 (3.03%) DynamoDB
4 2 (3.03%) Metadata
4 2 (3.03%) Relational Database
4 2 (3.03%) Spark SQL
5 1 (1.52%) MySQL
Development Applications
1 2 (3.03%) MLflow
2 1 (1.52%) Android Studio
2 1 (1.52%) Browser DevTools
2 1 (1.52%) Eclipse
2 1 (1.52%) Xcode
General
1 22 (33.33%) Social Skills
2 7 (10.61%) Finance
2 7 (10.61%) Front Office
3 3 (4.55%) Analytical Skills
3 3 (4.55%) Telecoms
4 2 (3.03%) Advertising
5 1 (1.52%) Documentation Skills
5 1 (1.52%) Games
5 1 (1.52%) Law
5 1 (1.52%) Legal
Job Titles
1 23 (34.85%) 3rd Line Support
1 23 (34.85%) Systems Support
2 10 (15.15%) Analyst
3 8 (12.12%) Support Engineer
4 7 (10.61%) Support Analyst
5 5 (7.58%) 3rd Line Engineer
5 5 (7.58%) Infrastructure Engineer
6 4 (6.06%) Infrastructure Support
6 4 (6.06%) Infrastructure Support Engineer
6 4 (6.06%) IT Engineer
6 4 (6.06%) IT Infrastructure Engineer
6 4 (6.06%) IT Support
6 4 (6.06%) IT Support Engineer
6 4 (6.06%) Software Engineer
7 3 (4.55%) 2nd Line Support
7 3 (4.55%) Administrator
7 3 (4.55%) Junior
7 3 (4.55%) Linux Administrator
7 3 (4.55%) Messaging Engineer
7 3 (4.55%) Pensions Analyst
Libraries, Frameworks & Software Standards
1 3 (4.55%) Middleware
2 2 (3.03%) Keras
2 2 (3.03%) Lambda Expressions
2 2 (3.03%) Metaflow
2 2 (3.03%) NumPy
2 2 (3.03%) Pandas
2 2 (3.03%) PySpark
2 2 (3.03%) PyTorch
2 2 (3.03%) scikit-learn
2 2 (3.03%) TensorFlow
2 2 (3.03%) YAML
3 1 (1.52%) AngularJS
3 1 (1.52%) CSS
3 1 (1.52%) FastAPI
3 1 (1.52%) GraphQL
3 1 (1.52%) React
3 1 (1.52%) REST
3 1 (1.52%) RESTful
3 1 (1.52%) SOAP
3 1 (1.52%) Web Services
Miscellaneous
1 5 (7.58%) Linux Command Line
2 4 (6.06%) Algorithms
2 4 (6.06%) Replication
3 3 (4.55%) Virtual Team
4 2 (3.03%) Self-Motivation
5 1 (1.52%) Analytical Mindset
5 1 (1.52%) Data Centre
5 1 (1.52%) Enterprise Storage
5 1 (1.52%) Legacy Systems
5 1 (1.52%) Low-Code
5 1 (1.52%) Mobile App
Operating Systems
1 32 (48.48%) Windows
2 30 (45.45%) Solaris
3 26 (39.39%) HPUX
3 26 (39.39%) Windows Server 2003
4 22 (33.33%) Windows 7
4 22 (33.33%) Windows Server 2008
5 21 (31.82%) Linux
6 5 (7.58%) Windows Server
7 4 (6.06%) Apple iOS
7 4 (6.06%) Mac OS
8 3 (4.55%) AIX
8 3 (4.55%) CentOS
9 1 (1.52%) Android
9 1 (1.52%) Red Hat Enterprise Linux
9 1 (1.52%) Ubuntu
Processes & Methodologies
1 27 (40.91%) Incident Management
2 9 (13.64%) ITIL
2 9 (13.64%) Problem-Solving
3 8 (12.12%) Knowledge Transfer
3 8 (12.12%) Physics
4 7 (10.61%) Robotic Process Automation
5 6 (9.09%) Agile
5 6 (9.09%) Computer Science
5 6 (9.09%) Information Security
5 6 (9.09%) Mathematics
6 5 (7.58%) Infrastructure Engineering
6 5 (7.58%) Open Source
6 5 (7.58%) Problem Management
7 4 (6.06%) Continuous Improvement
7 4 (6.06%) Cybersecurity
7 4 (6.06%) High Availability
7 4 (6.06%) Performance Analysis
7 4 (6.06%) Proactive Monitoring
7 4 (6.06%) Root Cause Analysis
7 4 (6.06%) SDLC
Programming Languages
1 26 (39.39%) PowerShell
2 23 (34.85%) Perl
3 18 (27.27%) SQL
4 16 (24.24%) Python
5 8 (12.12%) C#
6 6 (9.09%) Bash
7 4 (6.06%) C
7 4 (6.06%) C++
7 4 (6.06%) Fortran
8 2 (3.03%) Java
8 2 (3.03%) JavaScript
8 2 (3.03%) MATLAB
9 1 (1.52%) Shell Script
Qualifications
1 33 (50.00%) Security Cleared
2 30 (45.45%) SC Cleared
3 26 (39.39%) DV Cleared
4 6 (9.09%) Degree
5 4 (6.06%) Master's Degree
5 4 (6.06%) PhD
6 3 (4.55%) RHCE
7 2 (3.03%) Numerate Degree
8 1 (1.52%) Azure Certification
8 1 (1.52%) Microsoft Certification
8 1 (1.52%) TOGAF Certification
8 1 (1.52%) VERITAS Certified Professional (VCP)
8 1 (1.52%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 23 (34.85%) SLA
2 4 (6.06%) Cyber Essentials
2 4 (6.06%) Cyber Essentials PLUS
2 4 (6.06%) ISO/IEC 27001
3 3 (4.55%) GDPR
System Software
1 31 (46.97%) Active Directory
2 6 (9.09%) VMware Infrastructure
3 5 (7.58%) Hyper-V
4 3 (4.55%) Docker
Systems Management
1 5 (7.58%) Microsoft Intune
1 5 (7.58%) SCCM
2 3 (4.55%) Kubernetes
2 3 (4.55%) Netcool
3 2 (3.03%) Kubeflow
3 2 (3.03%) Terraform
4 1 (1.52%) AirWatch
4 1 (1.52%) SCOM
Vendors
1 43 (65.15%) Microsoft
2 39 (59.09%) Oracle
3 31 (46.97%) VMware
4 5 (7.58%) Red Hat
5 4 (6.06%) Apple
5 4 (6.06%) HP
5 4 (6.06%) IBM
5 4 (6.06%) ServiceNow
5 4 (6.06%) SolarWinds
5 4 (6.06%) Sophos
6 3 (4.55%) Snow
7 2 (3.03%) Databricks
7 2 (3.03%) Google
8 1 (1.52%) Citrix
8 1 (1.52%) Commvault
8 1 (1.52%) Dell
8 1 (1.52%) Epicor
8 1 (1.52%) Fortinet
8 1 (1.52%) Informatica
8 1 (1.52%) Mitel