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 16 December 2025, with comparisons to the same periods in the previous two years.

6 months to
16 Dec 2025
Same period 2024 Same period 2023
Rank 220 233 178
Rank change year-on-year +13 -55 -24
Permanent jobs citing Unix 49 69 87
As % of all permanent jobs in the South East 0.48% 0.72% 1.20%
As % of the Operating Systems category 4.91% 4.31% 5.49%
Number of salaries quoted 41 21 69
10th Percentile £40,000 £35,750 £42,400
25th Percentile £42,770 £46,000 £45,750
Median annual salary (50th Percentile) £58,000 £55,000 £53,760
Median % change year-on-year +5.45% +2.31% +7.52%
75th Percentile £59,500 £57,854 £63,750
90th Percentile - £64,563 £75,500
England median annual salary £59,000 £60,000 £65,000
% change year-on-year -1.67% -7.69% -

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 998 1,602 1,586
As % of all permanent jobs advertised in the South East 9.68% 16.61% 21.95%
Number of salaries quoted 823 984 1,299
10th Percentile £27,500 £29,225 £26,250
25th Percentile £31,250 £38,750 £32,500
Median annual salary (50th Percentile) £40,500 £50,000 £45,000
Median % change year-on-year -19.00% +11.11% -
75th Percentile £54,375 £66,250 £57,500
90th Percentile £70,000 £81,250 £70,250
England median annual salary £43,000 £50,000 £50,000
% change year-on-year -14.00% - -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 16 December 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 16 December 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 +45 33 £58,000 +5.45% 4
Thames Valley -5 12 £47,520 -15.91% 21
Berkshire -19 7 £47,520 -8.62% 16
Buckinghamshire +12 5 £62,750 - 2
Surrey +6 4 £45,000 -25.00% 5
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 (55.10%) Microsoft Exchange
2 26 (53.06%) Exchange Server 2003
3 2 (4.08%) Apache Spark
4 1 (2.04%) Anypoint
4 1 (2.04%) IIS
Applications
1 3 (6.12%) Microsoft Excel
Business Applications
1 1 (2.04%) Shopify
Cloud Services
1 7 (14.29%) AWS
2 3 (6.12%) Amazon EC2
2 3 (6.12%) Azure
2 3 (6.12%) GCP
2 3 (6.12%) Virtual Private Cloud
3 2 (4.08%) Amazon EKS
3 2 (4.08%) Amazon ELB
3 2 (4.08%) Amazon S3
3 2 (4.08%) Microsoft 365
4 1 (2.04%) Azure DevOps
4 1 (2.04%) Boomi
4 1 (2.04%) IaaS
4 1 (2.04%) iPaaS
4 1 (2.04%) Power Automate
4 1 (2.04%) SaaS
4 1 (2.04%) Sauce Labs
4 1 (2.04%) Workato
Communications & Networking
1 23 (46.94%) DHCP
1 23 (46.94%) DNS
2 4 (8.16%) SMTP
2 4 (8.16%) X.400
2 4 (8.16%) X.500
3 1 (2.04%) Cisco ASA
3 1 (2.04%) Firewall
3 1 (2.04%) NAS
3 1 (2.04%) NetScaler
3 1 (2.04%) PBX
3 1 (2.04%) SAN
3 1 (2.04%) TCP/IP
3 1 (2.04%) VLAN
3 1 (2.04%) VoIP
3 1 (2.04%) VPN
Database & Business Intelligence
1 30 (61.22%) Oracle Database
2 27 (55.10%) Oracle Database 10g
3 2 (4.08%) BigQuery
3 2 (4.08%) Delta Lake
3 2 (4.08%) DynamoDB
3 2 (4.08%) Metadata
3 2 (4.08%) Relational Database
3 2 (4.08%) Spark SQL
4 1 (2.04%) MySQL
4 1 (2.04%) SQL Server
Development Applications
1 2 (4.08%) MLflow
2 1 (2.04%) Android Studio
2 1 (2.04%) Browser DevTools
2 1 (2.04%) Eclipse
2 1 (2.04%) Git
2 1 (2.04%) GitLab
2 1 (2.04%) Jenkins
2 1 (2.04%) Xcode
General
1 8 (16.33%) Social Skills
2 3 (6.12%) Analytical Skills
2 3 (6.12%) Telecoms
3 2 (4.08%) Advertising
4 1 (2.04%) Documentation Skills
4 1 (2.04%) Law
4 1 (2.04%) Legal
Job Titles
1 23 (46.94%) 3rd Line Support
1 23 (46.94%) Systems Support
2 5 (10.20%) 3rd Line Engineer
3 4 (8.16%) Software Engineer
3 4 (8.16%) Support Engineer
4 3 (6.12%) 2nd Line Support
4 3 (6.12%) Analyst
4 3 (6.12%) Junior
4 3 (6.12%) Messaging Engineer
4 3 (6.12%) Pensions Analyst
5 2 (4.08%) 3rd Line Support Engineer
5 2 (4.08%) Architect
5 2 (4.08%) Data Architect
5 2 (4.08%) Machine Learning Engineer
5 2 (4.08%) Mathematical Modeller
5 2 (4.08%) Operations Engineer
5 2 (4.08%) Senior Software Engineer
5 2 (4.08%) Systems Engineer
5 2 (4.08%) Systems Support Engineer
5 2 (4.08%) Technical Support
Libraries, Frameworks & Software Standards
1 3 (6.12%) Middleware
2 2 (4.08%) Keras
2 2 (4.08%) Lambda Expressions
2 2 (4.08%) Metaflow
2 2 (4.08%) NumPy
2 2 (4.08%) Pandas
2 2 (4.08%) PySpark
2 2 (4.08%) PyTorch
2 2 (4.08%) scikit-learn
2 2 (4.08%) TensorFlow
2 2 (4.08%) YAML
3 1 (2.04%) .NET
3 1 (2.04%) Ajax
3 1 (2.04%) AngularJS
3 1 (2.04%) ASP.NET
3 1 (2.04%) GraphQL
3 1 (2.04%) JSON
3 1 (2.04%) React
3 1 (2.04%) REST
3 1 (2.04%) RESTful
Miscellaneous
1 5 (10.20%) Linux Command Line
2 4 (8.16%) Algorithms
2 4 (8.16%) Replication
3 3 (6.12%) Virtual Team
4 2 (4.08%) Self-Motivation
5 1 (2.04%) Analytical Mindset
5 1 (2.04%) Data Centre
5 1 (2.04%) Enterprise Storage
5 1 (2.04%) Legacy Systems
5 1 (2.04%) Low-Code
5 1 (2.04%) Mobile App
Operating Systems
1 29 (59.18%) Windows
2 27 (55.10%) Solaris
3 26 (53.06%) HPUX
3 26 (53.06%) Windows Server 2003
4 22 (44.90%) Windows 7
4 22 (44.90%) Windows Server 2008
5 12 (24.49%) Linux
6 3 (6.12%) AIX
7 1 (2.04%) Android
7 1 (2.04%) Red Hat Enterprise Linux
7 1 (2.04%) Ubuntu
7 1 (2.04%) Windows Server
Processes & Methodologies
1 27 (55.10%) Incident Management
2 8 (16.33%) Computer Science
3 6 (12.24%) Mathematics
4 5 (10.20%) ITIL
4 5 (10.20%) Knowledge Transfer
4 5 (10.20%) Open Source
4 5 (10.20%) Problem Management
5 4 (8.16%) Change Management
5 4 (8.16%) Continuous Improvement
5 4 (8.16%) High Availability
5 4 (8.16%) Parallel Programming
5 4 (8.16%) Performance Analysis
5 4 (8.16%) Physics
5 4 (8.16%) Proactive Monitoring
5 4 (8.16%) SDLC
5 4 (8.16%) Software Engineering
5 4 (8.16%) Software Testing
6 3 (6.12%) ITSM
6 3 (6.12%) OO
6 3 (6.12%) Stakeholder Management
Programming Languages
1 26 (53.06%) PowerShell
2 23 (46.94%) Perl
3 16 (32.65%) Python
4 12 (24.49%) SQL
5 6 (12.24%) Bash
6 4 (8.16%) C
6 4 (8.16%) C++
6 4 (8.16%) Fortran
7 2 (4.08%) C#
7 2 (4.08%) Java
7 2 (4.08%) JavaScript
7 2 (4.08%) MATLAB
8 1 (2.04%) Shell Script
8 1 (2.04%) T-SQL
Qualifications
1 33 (67.35%) Security Cleared
2 30 (61.22%) SC Cleared
3 26 (53.06%) DV Cleared
4 8 (16.33%) Degree
5 4 (8.16%) Master's Degree
5 4 (8.16%) PhD
6 2 (4.08%) Numerate Degree
7 1 (2.04%) Azure Certification
7 1 (2.04%) Computer Science Degree
7 1 (2.04%) Microsoft Certification
7 1 (2.04%) TOGAF Certification
7 1 (2.04%) VERITAS Certified Professional (VCP)
7 1 (2.04%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 23 (46.94%) SLA
2 3 (6.12%) GDPR
System Software
1 27 (55.10%) Active Directory
2 4 (8.16%) Docker
3 2 (4.08%) VMware Infrastructure
4 1 (2.04%) Hyper-V
Systems Management
1 4 (8.16%) Kubernetes
2 3 (6.12%) Netcool
2 3 (6.12%) Terraform
3 2 (4.08%) Kubeflow
4 1 (2.04%) AirWatch
4 1 (2.04%) Ansible
4 1 (2.04%) Grafana
4 1 (2.04%) Microsoft Intune
4 1 (2.04%) Prometheus
4 1 (2.04%) SCCM
4 1 (2.04%) SCOM
Vendors
1 32 (65.31%) Oracle
2 28 (57.14%) Microsoft
3 27 (55.10%) VMware
4 4 (8.16%) HP
4 4 (8.16%) IBM
4 4 (8.16%) ServiceNow
4 4 (8.16%) SolarWinds
5 3 (6.12%) Red Hat
5 3 (6.12%) Snow
6 2 (4.08%) Databricks
6 2 (4.08%) Google
7 1 (2.04%) IFS
7 1 (2.04%) Jitterbit
7 1 (2.04%) MuleSoft
7 1 (2.04%) Palo Alto
7 1 (2.04%) SnapLogic
7 1 (2.04%) Splunk
7 1 (2.04%) Talend
7 1 (2.04%) Veeam
7 1 (2.04%) Workday