Unix Contract Job Trends in London

Unix
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring Unix skills. It covers contract job vacancies from the 6 months leading up to 27 January 2026, with comparisons to the same periods in the previous two years.

6 months to
27 Jan 2026
Same period 2025 Same period 2024
Rank 165 145 119
Rank change year-on-year -20 -26 -20
Contract jobs citing Unix 236 254 381
As % of all contract jobs in London 1.61% 1.85% 2.06%
As % of the Operating Systems category 15.74% 15.41% 15.33%
Number of daily rates quoted 142 160 293
10th Percentile £351 £372 £436
25th Percentile £415 £483 £525
Median daily rate (50th Percentile) £565 £600 £625
Median % change year-on-year -5.83% -4.00% +4.17%
75th Percentile £738 £738 £750
90th Percentile £774 £810 £813
England median daily rate £476 £550 £550
% change year-on-year -13.41% - -2.22%
Number of hourly rates quoted 2 0 4
10th Percentile £26.28 - -
25th Percentile £26.31 - £22.00
Median hourly rate £27.75 - £22.08
75th Percentile £29.31 - £22.24
90th Percentile £29.43 - £22.28
England median hourly rate £27.75 £59.00 £40.00
% change year-on-year -52.97% +47.50% -38.46%

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 contract job vacancies requiring operating system skills in London.

Contract vacancies with a requirement for operating system skills 1,499 1,648 2,486
As % of all contract IT jobs advertised in London 10.23% 12.02% 13.42%
Number of daily rates quoted 976 1,084 1,790
10th Percentile £204 £225 £200
25th Percentile £359 £363 £335
Median daily rate (50th Percentile) £500 £500 £525
Median % change year-on-year - -4.76% -4.55%
75th Percentile £625 £638 £650
90th Percentile £728 £738 £750
England median daily rate £450 £475 £470
% change year-on-year -5.26% +1.06% -8.74%
Number of hourly rates quoted 39 20 59
10th Percentile £20.57 £16.60 £15.65
25th Percentile £21.23 £23.16 £18.93
Median hourly rate £25.15 £26.54 £25.00
Median % change year-on-year -5.22% +6.14% -
75th Percentile £28.00 £59.06 £54.94
90th Percentile £61.45 £75.10 £67.90
England median hourly rate £23.54 £51.50 £25.25
% change year-on-year -54.30% +103.96% -1.79%

Unix
Job Vacancy Trend in London

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

Unix job vacancy trend in London

Unix
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing Unix.

Contractor daily rate distribution trend for jobs in London citing Unix

Unix
Daily Rate Histogram in London

Daily rate distribution for jobs citing Unix in London over the 6 months to 27 January 2026.

Daily rate histogram for Unix in London

Unix
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing Unix.

Contractor hourly rate distribution trend for jobs in London citing Unix

Unix
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Unix within the London region over the 6 months to 27 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London +2 47 £570 -9.45% 9
West London -13 11 £208 -52.84% 2
East London 0 2 £416 +4.00%
South London -10 2 - - 2
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 12 (5.08%) Confluence
2 8 (3.39%) SharePoint
3 5 (2.12%) Tomcat
4 4 (1.69%) nginx
5 3 (1.27%) Apache
6 2 (0.85%) ArcGIS
6 2 (0.85%) Oracle HTTP Server
6 2 (0.85%) Oracle SOA Suite
6 2 (0.85%) Oracle Spatial
6 2 (0.85%) Oracle Workflow
6 2 (0.85%) SAS
6 2 (0.85%) WebLogic
7 1 (0.42%) IIS
7 1 (0.42%) WebSphere
Applications
1 9 (3.81%) Microsoft Excel
1 9 (3.81%) Microsoft Office
2 4 (1.69%) Microsoft PowerPoint
3 2 (0.85%) Microsoft Project
4 1 (0.42%) MS Visio
Business Applications
1 4 (1.69%) Oracle 11i
2 3 (1.27%) Oracle EBS
2 3 (1.27%) Oracle EBS R12
3 2 (0.85%) ION MarketView
3 2 (0.85%) Oracle Assets
3 2 (0.85%) Oracle Payables
3 2 (0.85%) Oracle Procure-to-Pay
3 2 (0.85%) Summit
4 1 (0.42%) Oracle Applications
4 1 (0.42%) Oracle BPM
4 1 (0.42%) Oracle Financials
4 1 (0.42%) Oracle General Ledger
Cloud Services
1 50 (21.19%) AWS
2 36 (15.25%) Azure
3 12 (5.08%) GitHub
4 10 (4.24%) GCP
5 6 (2.54%) AWS CloudFormation
5 6 (2.54%) Azure API Management
5 6 (2.54%) Microsoft 365
6 3 (1.27%) Amazon CloudWatch
6 3 (1.27%) Amazon EKS
6 3 (1.27%) Amazon S3
6 3 (1.27%) AWS Lambda
6 3 (1.27%) Azure Key Vault
6 3 (1.27%) Azure Monitor
6 3 (1.27%) Datadog
6 3 (1.27%) Power Platform
6 3 (1.27%) Serverless
6 3 (1.27%) Snowflake
7 2 (0.85%) Amazon ECS
7 2 (0.85%) Cloud Computing
7 2 (0.85%) SaaS
Communications & Networking
1 12 (5.08%) HTTP
2 10 (4.24%) Firewall
3 8 (3.39%) SSL
4 7 (2.97%) TCP/IP
5 6 (2.54%) SSH
6 4 (1.69%) FIX Connectivity
7 3 (1.27%) DNS
7 3 (1.27%) InfiniBand
8 2 (0.85%) Ethernet
8 2 (0.85%) Kerberos
8 2 (0.85%) NetScaler
8 2 (0.85%) VPN
8 2 (0.85%) Wireless
9 1 (0.42%) DHCP
9 1 (0.42%) iSCSI
9 1 (0.42%) LAN
9 1 (0.42%) Network Security
9 1 (0.42%) RTP
9 1 (0.42%) SAN
9 1 (0.42%) WAN
Database & Business Intelligence
1 18 (7.63%) Relational Database
2 16 (6.78%) KDB
2 16 (6.78%) Kdb+
2 16 (6.78%) Oracle Database
3 12 (5.08%) NoSQL
3 12 (5.08%) PostgreSQL
4 10 (4.24%) MySQL
5 8 (3.39%) MongoDB
5 8 (3.39%) SQL Server
6 7 (2.97%) RDBMS
6 7 (2.97%) Tick Data
7 4 (1.69%) Data Warehouse
7 4 (1.69%) Oracle Database 10g
7 4 (1.69%) SQLPlus
8 3 (1.27%) DB2
8 3 (1.27%) Elasticsearch
8 3 (1.27%) Metadata
8 3 (1.27%) Oracle Reports
8 3 (1.27%) Power BI
9 2 (0.85%) Amazon Athena
Development Applications
1 19 (8.05%) JIRA
2 18 (7.63%) Jenkins
3 11 (4.66%) JUnit
4 10 (4.24%) GitLab
5 9 (3.81%) Git
6 8 (3.39%) Maven
7 6 (2.54%) Bitbucket
7 6 (2.54%) SoapUI
8 5 (2.12%) QUnit
8 5 (2.12%) Sonatype Nexus
8 5 (2.12%) Toad
9 4 (1.69%) Ant
9 4 (1.69%) Cucumber
9 4 (1.69%) Gradle
9 4 (1.69%) Selenium
10 3 (1.27%) REST Assured
10 3 (1.27%) ScriptRunner
11 2 (0.85%) Jaeger
11 2 (0.85%) Postman
11 2 (0.85%) XCTest
General
1 111 (47.03%) Finance
2 59 (25.00%) Social Skills
3 36 (15.25%) Banking
4 27 (11.44%) Analytical Skills
5 26 (11.02%) Front Office
6 15 (6.36%) Investment Banking
7 13 (5.51%) Financial Institution
8 6 (2.54%) Documentation Skills
8 6 (2.54%) Legal
8 6 (2.54%) Public Sector
9 4 (1.69%) Influencing Skills
10 3 (1.27%) Telecoms
11 2 (0.85%) General Ledger
11 2 (0.85%) Law
12 1 (0.42%) Back Office
12 1 (0.42%) Inclusion and Diversity
12 1 (0.42%) Manufacturing
12 1 (0.42%) Military
12 1 (0.42%) Publishing
Job Titles
1 60 (25.42%) Senior
2 59 (25.00%) Developer
3 22 (9.32%) C++ Software Engineer
3 22 (9.32%) Linux Engineer
3 22 (9.32%) Senior C++ Software Engineer
3 22 (9.32%) Senior Software Engineer
3 22 (9.32%) Software Engineer
4 20 (8.47%) Analyst
4 20 (8.47%) Unix Engineer
4 20 (8.47%) Unix Linux Engineer
5 19 (8.05%) Kafka Engineer
6 18 (7.63%) Senior Linux Engineer
6 18 (7.63%) Senior Unix Engineer
7 13 (5.51%) Java Developer
8 11 (4.66%) KDB Developer
9 10 (4.24%) DevOps Engineer
9 10 (4.24%) Site Reliability Engineer
10 9 (3.81%) Infrastructure Engineer
10 9 (3.81%) Technical Support
11 8 (3.39%) Cloud Engineer
Libraries, Frameworks & Software Standards
1 40 (16.95%) Kafka
2 18 (7.63%) Middleware
3 12 (5.08%) SOAP
3 12 (5.08%) XML
4 11 (4.66%) React
5 10 (4.24%) FIX Protocol
5 10 (4.24%) HTML
5 10 (4.24%) REST
6 7 (2.97%) OpenAPI
6 7 (2.97%) XSD
7 6 (2.54%) AngularJS
7 6 (2.54%) HTML5
7 6 (2.54%) IBM Integration Bus
7 6 (2.54%) Lambda Expressions
7 6 (2.54%) Node.js
7 6 (2.54%) Spring Boot
8 5 (2.12%) CSS
8 5 (2.12%) JSON
8 5 (2.12%) RESTful
9 4 (1.69%) Spring
Miscellaneous
1 21 (8.90%) Foreign Exchange (FX)
2 15 (6.36%) Equities
3 13 (5.51%) Fixed Income
4 12 (5.08%) Algorithms
4 12 (5.08%) Cloud Native
4 12 (5.08%) Derivative
5 10 (4.24%) Data Protection Act
5 10 (4.24%) Greenfield Project
5 10 (4.24%) Onboarding
6 7 (2.97%) Linux Command Line
6 7 (2.97%) Management Information System
6 7 (2.97%) Security Posture
7 6 (2.54%) Equity Derivative
7 6 (2.54%) Hedge funds
7 6 (2.54%) Public Cloud
8 4 (1.69%) Data Structures
8 4 (1.69%) Enterprise Software
8 4 (1.69%) Private Cloud
8 4 (1.69%) SWIFT Messaging Network
9 3 (1.27%) Cyber Kill Chain
Operating Systems
1 174 (73.73%) Linux
2 49 (20.76%) Windows
3 8 (3.39%) Red Hat Enterprise Linux
4 6 (2.54%) CentOS
4 6 (2.54%) Solaris
5 5 (2.12%) AIX
5 5 (2.12%) Mac OS
6 4 (1.69%) Windows Server
7 2 (0.85%) Android
7 2 (0.85%) Apple iOS
7 2 (0.85%) Ubuntu
8 1 (0.42%) VMS
8 1 (0.42%) Windows 10
8 1 (0.42%) Windows 7
8 1 (0.42%) Windows Server 2003
8 1 (0.42%) Windows Server 2008
Processes & Methodologies
1 84 (35.59%) Agile
2 41 (17.37%) Software Engineering
3 38 (16.10%) Problem-Solving
4 34 (14.41%) Low Latency
5 32 (13.56%) DevOps
6 28 (11.86%) CI/CD
7 26 (11.02%) Computer Science
8 22 (9.32%) OO
9 21 (8.90%) Migration
9 21 (8.90%) TDD
10 19 (8.05%) Risk Management
11 17 (7.20%) Analytics
11 17 (7.20%) Infrastructure as Code
11 17 (7.20%) Microservices
11 17 (7.20%) Performance Tuning
12 15 (6.36%) Electronic Trading
12 15 (6.36%) SDLC
13 14 (5.93%) Algorithmic Trading
14 13 (5.51%) Data Protection
14 13 (5.51%) Test Automation
Programming Languages
1 123 (52.12%) SQL
2 76 (32.20%) Python
3 63 (26.69%) Java
4 49 (20.76%) C++
5 39 (16.53%) Shell Script
6 33 (13.98%) Perl
7 31 (13.14%) C#
8 22 (9.32%) Bash
9 17 (7.20%) PL/SQL
10 16 (6.78%) JavaScript
11 8 (3.39%) PowerShell
12 6 (2.54%) Korn
13 5 (2.12%) PHP
14 4 (1.69%) Kusto Query Language
15 3 (1.27%) C
15 3 (1.27%) Scala
16 2 (0.85%) Embedded C++
16 2 (0.85%) Groovy
17 1 (0.42%) Clojure
17 1 (0.42%) R
Qualifications
1 47 (19.92%) Degree
2 19 (8.05%) Security Cleared
3 15 (6.36%) Computer Science Degree
4 10 (4.24%) SC Cleared
5 5 (2.12%) OSCP
6 4 (1.69%) AWS Certification
6 4 (1.69%) GPEN
6 4 (1.69%) GWAPT
6 4 (1.69%) ISTQB
6 4 (1.69%) ISTQB Foundation Certification
7 3 (1.27%) RHCE
8 2 (0.85%) AWS Certified Solutions Architect
8 2 (0.85%) BPSS Clearance
8 2 (0.85%) PMI Certification
8 2 (0.85%) PMP
9 1 (0.42%) Azure Certification
9 1 (0.42%) CISSP
9 1 (0.42%) Master's Degree
9 1 (0.42%) Postgraduate
9 1 (0.42%) RHCA
Quality Assurance & Compliance
1 12 (5.08%) QA
2 8 (3.39%) SLA
3 3 (1.27%) GMP
3 3 (1.27%) NIST
3 3 (1.27%) SEPA
4 2 (0.85%) Data Quality
4 2 (0.85%) PCI DSS
5 1 (0.42%) Accessibility
5 1 (0.42%) ISO 15022
5 1 (0.42%) ISO 20022
5 1 (0.42%) Sarbanes-Oxley
System Software
1 26 (11.02%) Docker
2 4 (1.69%) VMware Infrastructure
3 2 (0.85%) Active Directory
3 2 (0.85%) GridGain
3 2 (0.85%) VMware NSX
4 1 (0.42%) Ceph
4 1 (0.42%) iptables
4 1 (0.42%) KVM
4 1 (0.42%) Lustre
4 1 (0.42%) NFS
4 1 (0.42%) Postfix
4 1 (0.42%) Samba
4 1 (0.42%) Slurm Workload Manager
4 1 (0.42%) Varnish
Systems Management
1 28 (11.86%) Kubernetes
1 28 (11.86%) Terraform
2 22 (9.32%) Ansible
3 7 (2.97%) Grafana
3 7 (2.97%) Prometheus
4 5 (2.12%) ITRS Geneos
5 3 (1.27%) Puppet
6 2 (0.85%) HAProxy
6 2 (0.85%) Nagios
6 2 (0.85%) Progress Chef
6 2 (0.85%) Salt
6 2 (0.85%) SCCM
6 2 (0.85%) Single Sign-On
7 1 (0.42%) Ambari
7 1 (0.42%) Jamf Pro
7 1 (0.42%) Rundeck
7 1 (0.42%) SELinux
7 1 (0.42%) ZABBIX
Vendors
1 79 (33.47%) Oracle
2 22 (9.32%) Microsoft
3 14 (5.93%) Splunk
4 10 (4.24%) IBM
4 10 (4.24%) ServiceNow
5 8 (3.39%) F5
5 8 (3.39%) Red Hat
6 6 (2.54%) CrowdStrike
6 6 (2.54%) MuleSoft
6 6 (2.54%) Solace
7 5 (2.12%) VMware
8 4 (1.69%) Atlassian
8 4 (1.69%) Murex
8 4 (1.69%) Sybase
9 3 (1.27%) Dynatrace
9 3 (1.27%) Google
9 3 (1.27%) Remedy
9 3 (1.27%) TIBCO
10 2 (0.85%) CA Agile Central
10 2 (0.85%) Palo Alto