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 28 April 2026, with comparisons to the same periods in the previous two years.

6 months to
28 Apr 2026
Same period 2025 Same period 2024
Rank 228 159 119
Rank change year-on-year -69 -40 -31
Contract jobs citing Unix 187 214 349
As % of all contract jobs in London 1.06% 1.69% 1.97%
As % of the Operating Systems category 13.26% 14.10% 16.55%
Number of daily rates quoted 109 137 251
10th Percentile £400 £363 £383
25th Percentile £463 £425 £503
Median daily rate (50th Percentile) £569 £538 £600
Median % change year-on-year +5.81% -10.42% +1.69%
75th Percentile £727 £650 £750
90th Percentile £765 £738 £850
England median daily rate £471 £500 £550
% change year-on-year -5.80% -9.09% -
Number of hourly rates quoted 0 0 6
10th Percentile - - £22.04
25th Percentile - - £22.08
Median hourly rate - - £22.23
75th Percentile - - £23.43
90th Percentile - - £23.80
England median hourly rate £52.50 £54.00 £40.00
% change year-on-year -2.78% +35.00% -30.43%

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 1,410 1,518 2,109
As % of all contract IT jobs advertised in London 8.00% 11.99% 11.91%
Number of daily rates quoted 938 1,056 1,499
10th Percentile £211 £250 £200
25th Percentile £363 £375 £325
Median daily rate (50th Percentile) £488 £500 £500
Median % change year-on-year -2.50% - -9.09%
75th Percentile £613 £640 £628
90th Percentile £700 £750 £750
England median daily rate £450 £475 £463
% change year-on-year -5.26% +2.70% -9.76%
Number of hourly rates quoted 19 19 70
10th Percentile £19.54 £17.85 £15.40
25th Percentile £20.91 £21.13 £18.93
Median hourly rate £22.27 £24.66 £22.00
Median % change year-on-year -9.71% +12.09% -41.08%
75th Percentile £26.08 £31.50 £33.31
90th Percentile £62.20 £52.45 £60.00
England median hourly rate £41.94 £24.66 £22.00
% change year-on-year +70.07% +12.09% -41.33%

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 28 April 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 28 April 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 -27 27 £610 +6.00% 10
East London -4 2 £416 +0.22% 2
South London -17 2 £600 +28.00% 1
West London -24 1 £650 +8.33% 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 (6.42%) Apache
2 10 (5.35%) Apache Spark
3 9 (4.81%) Apache Airflow
4 6 (3.21%) SharePoint
5 5 (2.67%) Confluence
6 4 (2.14%) Adobe Experience Manager
7 3 (1.60%) nginx
8 2 (1.07%) ArcGIS
8 2 (1.07%) Oracle SOA Suite
8 2 (1.07%) Oracle Spatial
9 1 (0.53%) CMS
9 1 (0.53%) IBM HTTP Server
9 1 (0.53%) Tomcat
9 1 (0.53%) WebSphere
9 1 (0.53%) WebSphere Application Server
Applications
1 7 (3.74%) Microsoft Excel
2 6 (3.21%) Microsoft Office
3 4 (2.14%) Microsoft PowerPoint
4 2 (1.07%) Microsoft Project
5 1 (0.53%) MS Visio
Business Applications
1 6 (3.21%) Summit
2 3 (1.60%) Oracle 11i
3 1 (0.53%) ION MarketView
3 1 (0.53%) Oracle Procure-to-Pay
Cloud Services
1 44 (23.53%) AWS
2 32 (17.11%) Azure
3 25 (13.37%) GitHub
4 14 (7.49%) AWS Lambda
4 14 (7.49%) GitHub Actions
5 11 (5.88%) Serverless
6 10 (5.35%) Amazon S3
7 8 (4.28%) Azure Data Factory
8 6 (3.21%) Azure DevOps
9 5 (2.67%) Amazon EC2
9 5 (2.67%) Azure API Management
9 5 (2.67%) IaaS
9 5 (2.67%) PaaS
10 4 (2.14%) Amazon ECS
10 4 (2.14%) Amazon EMR
10 4 (2.14%) Azure Key Vault
10 4 (2.14%) Entra ID
11 3 (1.60%) AWS CodeBuild
11 3 (1.60%) AWS CodePipeline
12 2 (1.07%) Power Platform
Communications & Networking
1 8 (4.28%) InfiniBand
2 7 (3.74%) Ethernet
2 7 (3.74%) NetScaler
2 7 (3.74%) VPN
2 7 (3.74%) Wireless
3 6 (3.21%) Firewall
3 6 (3.21%) HTTP
4 5 (2.67%) Ethernet VPN
4 5 (2.67%) RTP
5 4 (2.14%) DNS
5 4 (2.14%) FIX Connectivity
5 4 (2.14%) MPLS
5 4 (2.14%) Network Security
6 2 (1.07%) Cisco ISE
6 2 (1.07%) FTP
6 2 (1.07%) Multicast
6 2 (1.07%) WAN
7 1 (0.53%) DHCP
7 1 (0.53%) Kerberos
7 1 (0.53%) LAN
Database & Business Intelligence
1 18 (9.63%) KDB
1 18 (9.63%) Kdb+
2 16 (8.56%) Relational Database
3 15 (8.02%) PostgreSQL
4 11 (5.88%) Metadata
4 11 (5.88%) NoSQL
4 11 (5.88%) Oracle Database
4 11 (5.88%) Tick Data
5 10 (5.35%) MongoDB
5 10 (5.35%) RDBMS
6 9 (4.81%) Amazon Aurora
6 9 (4.81%) SQL Server
7 7 (3.74%) Big Data
7 7 (3.74%) MySQL
8 5 (2.67%) Amazon RDS
8 5 (2.67%) Data Lake
9 4 (2.14%) DB2
9 4 (2.14%) Delta Lake
9 4 (2.14%) Presto
9 4 (2.14%) SQLPlus
Development Applications
1 25 (13.37%) Jenkins
2 20 (10.70%) Git
3 13 (6.95%) JIRA
4 7 (3.74%) Maven
5 6 (3.21%) GitLab
6 5 (2.67%) Bitbucket
6 5 (2.67%) Toad
7 4 (2.14%) Sonatype Nexus
8 3 (1.60%) Ant
8 3 (1.60%) JUnit
8 3 (1.60%) REST Assured
8 3 (1.60%) ScriptRunner
8 3 (1.60%) Selenium
8 3 (1.60%) SoapUI
9 2 (1.07%) Artifactory
9 2 (1.07%) SonarQube
10 1 (0.53%) Cucumber
10 1 (0.53%) Liquibase
10 1 (0.53%) SpecFlow
10 1 (0.53%) Team Foundation Server
General
1 89 (47.59%) Finance
2 48 (25.67%) Banking
3 34 (18.18%) Social Skills
4 27 (14.44%) Analytical Skills
5 21 (11.23%) Investment Banking
6 20 (10.70%) Front Office
7 8 (4.28%) Financial Institution
8 6 (3.21%) Telecoms
9 5 (2.67%) Public Sector
10 4 (2.14%) Documentation Skills
10 4 (2.14%) Retail
11 2 (1.07%) Influencing Skills
11 2 (1.07%) Legal
11 2 (1.07%) Local Government
12 1 (0.53%) Publishing
Job Titles
1 58 (31.02%) Developer
2 48 (25.67%) Senior
3 18 (9.63%) Java Developer
4 15 (8.02%) Analyst
4 15 (8.02%) Linux Engineer
5 14 (7.49%) Unix Engineer
5 14 (7.49%) Unix Linux Engineer
6 13 (6.95%) Software Engineer
7 12 (6.42%) Kafka Engineer
7 12 (6.42%) KDB Developer
7 12 (6.42%) Python Developer
7 12 (6.42%) Senior Developer
7 12 (6.42%) Senior Linux Engineer
7 12 (6.42%) Senior Unix Engineer
8 11 (5.88%) C++ Software Engineer
8 11 (5.88%) Data Engineer
8 11 (5.88%) Senior C++ Software Engineer
8 11 (5.88%) Senior Software Engineer
9 8 (4.28%) Architect
9 8 (4.28%) Electronic Trading Developer
Libraries, Frameworks & Software Standards
1 26 (13.90%) Kafka
2 15 (8.02%) RESTful
3 14 (7.49%) XML
4 9 (4.81%) FIX Protocol
4 9 (4.81%) HTML
4 9 (4.81%) Middleware
4 9 (4.81%) REST
5 8 (4.28%) CSS
6 7 (3.74%) Pandas
6 7 (3.74%) React
7 6 (3.21%) PySpark
7 6 (3.21%) Spring
7 6 (3.21%) Web Services
8 5 (2.67%) .NET
8 5 (2.67%) AngularJS
8 5 (2.67%) FastAPI
8 5 (2.67%) Flask
8 5 (2.67%) Polars
8 5 (2.67%) SOAP
8 5 (2.67%) Spring Boot
Miscellaneous
1 19 (10.16%) Foreign Exchange (FX)
2 16 (8.56%) Fixed Income
3 15 (8.02%) Derivative
4 13 (6.95%) Cloud Native
5 12 (6.42%) Equities
6 10 (5.35%) Public Cloud
7 9 (4.81%) Onboarding
8 8 (4.28%) Greenfield Project
9 7 (3.74%) Algorithms
9 7 (3.74%) Equity Derivative
9 7 (3.74%) Market Risk
10 6 (3.21%) Credit Risk
10 6 (3.21%) Data Protection Act
11 5 (2.67%) Hedge funds
11 5 (2.67%) Legacy Applications
11 5 (2.67%) Self-Motivation
12 4 (2.14%) Data Structures
12 4 (2.14%) Legacy Systems
12 4 (2.14%) Product Ownership
12 4 (2.14%) Virtual Team
Operating Systems
1 142 (75.94%) Linux
2 26 (13.90%) Windows
3 6 (3.21%) AIX
4 3 (1.60%) Red Hat Enterprise Linux
5 2 (1.07%) VMS
6 1 (0.53%) CentOS
6 1 (0.53%) Mac OS
6 1 (0.53%) Oracle Linux
6 1 (0.53%) Rocky
6 1 (0.53%) Solaris
6 1 (0.53%) Windows 10
6 1 (0.53%) Windows 7
6 1 (0.53%) Windows Server
6 1 (0.53%) Windows Server 2003
6 1 (0.53%) Windows Server 2008
Processes & Methodologies
1 61 (32.62%) Agile
2 35 (18.72%) CI/CD
2 35 (18.72%) DevOps
3 34 (18.18%) Problem-Solving
4 30 (16.04%) Low Latency
4 30 (16.04%) Software Engineering
5 28 (14.97%) Analytics
6 24 (12.83%) Migration
7 19 (10.16%) Performance Tuning
8 18 (9.63%) Electronic Trading
8 18 (9.63%) Observability
9 16 (8.56%) Data Modelling
10 15 (8.02%) Performance Optimisation
10 15 (8.02%) Root Cause Analysis
11 14 (7.49%) Containerisation
11 14 (7.49%) Infrastructure as Code
11 14 (7.49%) Microservices
12 13 (6.95%) Data Engineering
12 13 (6.95%) Data Pipeline
12 13 (6.95%) Scrum
Programming Languages
1 92 (49.20%) SQL
2 65 (34.76%) Python
3 54 (28.88%) Java
4 53 (28.34%) Shell Script
5 28 (14.97%) C#
6 24 (12.83%) C++
7 18 (9.63%) Bash
8 15 (8.02%) Perl
9 14 (7.49%) JavaScript
10 13 (6.95%) PL/SQL
11 6 (3.21%) Korn
11 6 (3.21%) PHP
11 6 (3.21%) Scala
12 3 (1.60%) PowerShell
13 2 (1.07%) R
13 2 (1.07%) Ruby
14 1 (0.53%) COBOL
14 1 (0.53%) Jython
14 1 (0.53%) Kotlin
14 1 (0.53%) VBA
Qualifications
1 22 (11.76%) Degree
1 22 (11.76%) Security Cleared
2 19 (10.16%) SC Cleared
3 5 (2.67%) BPSS Clearance
4 4 (2.14%) Computer Science Degree
5 2 (1.07%) CISM
5 2 (1.07%) CISSP
5 2 (1.07%) PMI Certification
6 1 (0.53%) AWS Certification
6 1 (0.53%) CISA
6 1 (0.53%) Oracle Certification
6 1 (0.53%) PMP
6 1 (0.53%) RHCA
6 1 (0.53%) RHCE
Quality Assurance & Compliance
1 8 (4.28%) QA
1 8 (4.28%) SLA
2 6 (3.21%) Data Quality
3 4 (2.14%) Sarbanes-Oxley
4 3 (1.60%) ISO/IEC 27001
4 3 (1.60%) NIST
4 3 (1.60%) NIST 800
5 2 (1.07%) ISO 15022
5 2 (1.07%) ISO 20022
5 2 (1.07%) SEPA
6 1 (0.53%) GMP
System Software
1 34 (18.18%) Docker
2 5 (2.67%) NFS
3 4 (2.14%) Active Directory
3 4 (2.14%) Postfix
3 4 (2.14%) Varnish
4 3 (1.60%) GridGain
4 3 (1.60%) Sendmail
5 2 (1.07%) VMware Infrastructure
5 2 (1.07%) VMware NSX
6 1 (0.53%) Ceph
6 1 (0.53%) HDFS
6 1 (0.53%) iptables
6 1 (0.53%) KVM
6 1 (0.53%) Lustre
6 1 (0.53%) RACF
6 1 (0.53%) Samba
6 1 (0.53%) Slurm Workload Manager
Systems Management
1 25 (13.37%) Kubernetes
2 22 (11.76%) Ansible
3 20 (10.70%) Terraform
4 13 (6.95%) Grafana
5 10 (5.35%) Prometheus
6 5 (2.67%) HAProxy
6 5 (2.67%) Kibana
6 5 (2.67%) Salt
7 4 (2.14%) Single Sign-On
8 3 (1.60%) ITRS Geneos
8 3 (1.60%) Puppet
9 2 (1.07%) Progress Chef
9 2 (1.07%) SCCM
10 1 (0.53%) CA Wily
10 1 (0.53%) Control-M
10 1 (0.53%) Data Guard
10 1 (0.53%) Jamf Pro
10 1 (0.53%) Oracle RMAN
10 1 (0.53%) SELinux
Vendors
1 51 (27.27%) Oracle
2 17 (9.09%) Splunk
3 15 (8.02%) Microsoft
4 11 (5.88%) ServiceNow
5 8 (4.28%) Aruba
5 8 (4.28%) Cisco
5 8 (4.28%) IBM
5 8 (4.28%) Sybase
6 7 (3.74%) Arista
6 7 (3.74%) CheckPoint
6 7 (3.74%) F5
6 7 (3.74%) Palo Alto
7 6 (3.21%) BigPanda
8 5 (2.67%) CyberArk
8 5 (2.67%) Databricks
8 5 (2.67%) Murex
9 4 (2.14%) Atlassian
9 4 (2.14%) Cloudera
9 4 (2.14%) Hortonworks
9 4 (2.14%) Solace