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

6 months to
25 Apr 2026
Same period 2025 Same period 2024
Rank 234 161 125
Rank change year-on-year -73 -36 -36
Contract jobs citing Unix 188 214 349
As % of all contract jobs in London 1.07% 1.68% 1.95%
As % of the Operating Systems category 13.31% 14.01% 16.42%
Number of daily rates quoted 110 137 252
10th Percentile £400 £363 £383
25th Percentile £456 £425 £509
Median daily rate (50th Percentile) £567 £538 £600
Median % change year-on-year +5.47% -10.42% -
75th Percentile £726 £650 £750
90th Percentile £764 £738 £850
England median daily rate £472 £504 £550
% change year-on-year -6.30% -8.41% -
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 1,412 1,527 2,126
As % of all contract IT jobs advertised in London 8.05% 11.98% 11.91%
Number of daily rates quoted 941 1,061 1,516
10th Percentile £212 £250 £200
25th Percentile £363 £375 £318
Median daily rate (50th Percentile) £488 £500 £500
Median % change year-on-year -2.50% - -9.09%
75th Percentile £613 £641 £631
90th Percentile £700 £750 £750
England median daily rate £450 £475 £463
% change year-on-year -5.26% +2.70% -10.19%
Number of hourly rates quoted 19 19 74
10th Percentile £19.54 £17.85 £14.79
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% -26.31%
75th Percentile £26.08 £31.50 £33.75
90th Percentile £62.20 £52.45 £60.00
England median hourly rate £42.71 £24.66 £22.00
% change year-on-year +73.18% +12.09% -37.14%

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 25 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 25 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 -30 28 £610 +6.00% 5
East London -4 2 £416 +0.22% 1
South London -13 2 £600 +28.00% 1
West London -25 2 £429 -28.54% 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 (6.38%) Apache
2 10 (5.32%) Apache Spark
3 9 (4.79%) Apache Airflow
4 6 (3.19%) SharePoint
5 5 (2.66%) Confluence
6 4 (2.13%) Adobe Experience Manager
7 3 (1.60%) nginx
8 2 (1.06%) ArcGIS
8 2 (1.06%) Oracle SOA Suite
8 2 (1.06%) 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 (3.72%) Microsoft Excel
2 6 (3.19%) Microsoft Office
3 4 (2.13%) Microsoft PowerPoint
4 2 (1.06%) Microsoft Project
5 1 (0.53%) MS Visio
Business Applications
1 6 (3.19%) 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 (23.40%) AWS
2 31 (16.49%) Azure
3 24 (12.77%) GitHub
4 14 (7.45%) AWS Lambda
4 14 (7.45%) GitHub Actions
5 11 (5.85%) Serverless
6 10 (5.32%) Amazon S3
7 8 (4.26%) Azure Data Factory
8 5 (2.66%) Amazon EC2
8 5 (2.66%) Azure API Management
8 5 (2.66%) Azure DevOps
8 5 (2.66%) IaaS
8 5 (2.66%) PaaS
9 4 (2.13%) Amazon ECS
9 4 (2.13%) Amazon EMR
9 4 (2.13%) Azure Key Vault
9 4 (2.13%) Entra ID
10 3 (1.60%) AWS CodeBuild
10 3 (1.60%) AWS CodePipeline
11 2 (1.06%) Azure Synapse Analytics
Communications & Networking
1 8 (4.26%) InfiniBand
2 7 (3.72%) Ethernet
2 7 (3.72%) NetScaler
2 7 (3.72%) VPN
2 7 (3.72%) Wireless
3 6 (3.19%) Firewall
3 6 (3.19%) HTTP
4 5 (2.66%) Ethernet VPN
4 5 (2.66%) RTP
5 4 (2.13%) DNS
5 4 (2.13%) FIX Connectivity
5 4 (2.13%) MPLS
5 4 (2.13%) Network Security
6 2 (1.06%) Cisco ISE
6 2 (1.06%) FTP
6 2 (1.06%) Multicast
6 2 (1.06%) WAN
7 1 (0.53%) 5G
7 1 (0.53%) DHCP
7 1 (0.53%) Spanning Tree
Database & Business Intelligence
1 18 (9.57%) KDB
1 18 (9.57%) Kdb+
2 17 (9.04%) Relational Database
3 15 (7.98%) PostgreSQL
4 11 (5.85%) Metadata
4 11 (5.85%) NoSQL
4 11 (5.85%) Oracle Database
4 11 (5.85%) Tick Data
5 10 (5.32%) MongoDB
5 10 (5.32%) RDBMS
6 9 (4.79%) Amazon Aurora
6 9 (4.79%) SQL Server
7 8 (4.26%) MySQL
8 7 (3.72%) Big Data
9 5 (2.66%) Amazon RDS
9 5 (2.66%) Data Lake
10 4 (2.13%) DB2
10 4 (2.13%) Delta Lake
10 4 (2.13%) Presto
10 4 (2.13%) SQLPlus
Development Applications
1 25 (13.30%) Jenkins
2 19 (10.11%) Git
3 13 (6.91%) JIRA
4 7 (3.72%) Maven
5 6 (3.19%) GitLab
6 5 (2.66%) Bitbucket
6 5 (2.66%) Toad
7 4 (2.13%) Sonatype Nexus
8 3 (1.60%) Ant
8 3 (1.60%) JUnit
8 3 (1.60%) ScriptRunner
8 3 (1.60%) SoapUI
9 2 (1.06%) REST Assured
9 2 (1.06%) Selenium
10 1 (0.53%) Artifactory
10 1 (0.53%) Introscope
10 1 (0.53%) SonarQube
10 1 (0.53%) TestDirector
General
1 89 (47.34%) Finance
2 48 (25.53%) Banking
3 34 (18.09%) Social Skills
4 26 (13.83%) Analytical Skills
5 21 (11.17%) Investment Banking
6 20 (10.64%) Front Office
7 8 (4.26%) Financial Institution
8 6 (3.19%) Telecoms
9 5 (2.66%) Public Sector
10 4 (2.13%) Documentation Skills
10 4 (2.13%) Retail
11 2 (1.06%) Influencing Skills
11 2 (1.06%) Legal
11 2 (1.06%) Local Government
12 1 (0.53%) Publishing
Job Titles
1 58 (30.85%) Developer
2 49 (26.06%) Senior
3 18 (9.57%) Java Developer
4 15 (7.98%) Analyst
4 15 (7.98%) Linux Engineer
5 14 (7.45%) Software Engineer
5 14 (7.45%) Unix Engineer
5 14 (7.45%) Unix Linux Engineer
6 12 (6.38%) C++ Software Engineer
6 12 (6.38%) Kafka Engineer
6 12 (6.38%) KDB Developer
6 12 (6.38%) Python Developer
6 12 (6.38%) Senior C++ Software Engineer
6 12 (6.38%) Senior Developer
6 12 (6.38%) Senior Linux Engineer
6 12 (6.38%) Senior Software Engineer
6 12 (6.38%) Senior Unix Engineer
7 11 (5.85%) Data Engineer
8 8 (4.26%) Architect
8 8 (4.26%) Electronic Trading Developer
Libraries, Frameworks & Software Standards
1 25 (13.30%) Kafka
2 15 (7.98%) RESTful
3 14 (7.45%) XML
4 9 (4.79%) FIX Protocol
4 9 (4.79%) HTML
4 9 (4.79%) Middleware
4 9 (4.79%) REST
5 8 (4.26%) CSS
6 7 (3.72%) Pandas
6 7 (3.72%) React
7 6 (3.19%) PySpark
7 6 (3.19%) Spring
7 6 (3.19%) Web Services
8 5 (2.66%) .NET
8 5 (2.66%) FastAPI
8 5 (2.66%) Flask
8 5 (2.66%) IBM Integration Bus
8 5 (2.66%) Polars
8 5 (2.66%) SOAP
8 5 (2.66%) Spring Boot
Miscellaneous
1 19 (10.11%) Foreign Exchange (FX)
2 16 (8.51%) Fixed Income
3 15 (7.98%) Derivative
4 13 (6.91%) Cloud Native
5 12 (6.38%) Equities
6 10 (5.32%) Public Cloud
7 9 (4.79%) Greenfield Project
7 9 (4.79%) Onboarding
8 7 (3.72%) Algorithms
8 7 (3.72%) Equity Derivative
8 7 (3.72%) Market Risk
9 6 (3.19%) Credit Risk
9 6 (3.19%) Data Protection Act
10 5 (2.66%) Hedge funds
10 5 (2.66%) Legacy Applications
10 5 (2.66%) Self-Motivation
11 4 (2.13%) Data Structures
11 4 (2.13%) Legacy Systems
11 4 (2.13%) Product Ownership
11 4 (2.13%) Virtual Team
Operating Systems
1 144 (76.60%) Linux
2 27 (14.36%) Windows
3 6 (3.19%) AIX
4 3 (1.60%) Red Hat Enterprise Linux
5 2 (1.06%) 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 62 (32.98%) Agile
2 35 (18.62%) CI/CD
3 34 (18.09%) DevOps
4 33 (17.55%) Problem-Solving
5 30 (15.96%) Low Latency
5 30 (15.96%) Software Engineering
6 28 (14.89%) Analytics
7 24 (12.77%) Migration
8 19 (10.11%) Performance Tuning
9 18 (9.57%) Electronic Trading
9 18 (9.57%) Observability
10 16 (8.51%) Data Modelling
11 15 (7.98%) Performance Optimisation
11 15 (7.98%) Root Cause Analysis
12 14 (7.45%) Containerisation
12 14 (7.45%) Infrastructure as Code
12 14 (7.45%) Microservices
13 13 (6.91%) Data Engineering
13 13 (6.91%) Data Pipeline
13 13 (6.91%) Scrum
Programming Languages
1 92 (48.94%) SQL
2 65 (34.57%) Python
3 54 (28.72%) Java
4 53 (28.19%) Shell Script
5 27 (14.36%) C#
6 25 (13.30%) C++
7 18 (9.57%) Bash
8 16 (8.51%) Perl
9 15 (7.98%) JavaScript
10 13 (6.91%) PL/SQL
11 6 (3.19%) Korn
11 6 (3.19%) PHP
11 6 (3.19%) Scala
12 3 (1.60%) PowerShell
13 2 (1.06%) R
13 2 (1.06%) Ruby
14 1 (0.53%) Jython
14 1 (0.53%) Kotlin
14 1 (0.53%) TypeScript
Qualifications
1 24 (12.77%) Degree
2 22 (11.70%) Security Cleared
3 19 (10.11%) SC Cleared
4 5 (2.66%) BPSS Clearance
4 5 (2.66%) Computer Science Degree
5 2 (1.06%) CISM
5 2 (1.06%) CISSP
5 2 (1.06%) 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 (4.26%) QA
1 8 (4.26%) SLA
2 6 (3.19%) Data Quality
3 4 (2.13%) Sarbanes-Oxley
4 3 (1.60%) ISO/IEC 27001
4 3 (1.60%) NIST
4 3 (1.60%) NIST 800
5 2 (1.06%) ISO 15022
5 2 (1.06%) ISO 20022
5 2 (1.06%) SEPA
6 1 (0.53%) GMP
System Software
1 33 (17.55%) Docker
2 5 (2.66%) NFS
3 4 (2.13%) Active Directory
3 4 (2.13%) Postfix
3 4 (2.13%) Varnish
4 3 (1.60%) GridGain
4 3 (1.60%) Sendmail
5 2 (1.06%) VMware Infrastructure
5 2 (1.06%) 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 24 (12.77%) Kubernetes
2 22 (11.70%) Ansible
3 20 (10.64%) Terraform
4 13 (6.91%) Grafana
5 10 (5.32%) Prometheus
6 5 (2.66%) HAProxy
6 5 (2.66%) Kibana
6 5 (2.66%) Salt
7 4 (2.13%) Single Sign-On
8 3 (1.60%) ITRS Geneos
8 3 (1.60%) Puppet
9 2 (1.06%) Progress Chef
9 2 (1.06%) 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 52 (27.66%) Oracle
2 17 (9.04%) Splunk
3 15 (7.98%) Microsoft
4 11 (5.85%) ServiceNow
5 8 (4.26%) Aruba
5 8 (4.26%) Cisco
5 8 (4.26%) Sybase
6 7 (3.72%) Arista
6 7 (3.72%) CheckPoint
6 7 (3.72%) F5
6 7 (3.72%) IBM
6 7 (3.72%) Palo Alto
7 6 (3.19%) BigPanda
8 5 (2.66%) CyberArk
8 5 (2.66%) Databricks
8 5 (2.66%) Murex
9 4 (2.13%) Atlassian
9 4 (2.13%) Cloudera
9 4 (2.13%) Hortonworks
9 4 (2.13%) Solace