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

6 months to
18 Apr 2026
Same period 2025 Same period 2024
Rank 219 164 132
Rank change year-on-year -55 -32 -43
Contract jobs citing Unix 191 210 338
As % of all contract jobs in London 1.10% 1.65% 1.89%
As % of the Operating Systems category 13.51% 14.01% 15.67%
Number of daily rates quoted 111 132 245
10th Percentile £400 £363 £381
25th Percentile £454 £425 £500
Median daily rate (50th Percentile) £565 £550 £600
Median % change year-on-year +2.73% -8.33% -
75th Percentile £726 £650 £750
90th Percentile £760 £738 £850
England median daily rate £472 £518 £550
% change year-on-year -8.74% -5.91% -
Number of hourly rates quoted 1 0 5
10th Percentile - - -
25th Percentile £26.50 - £22.00
Median hourly rate £28.00 - £22.15
75th Percentile £29.50 - £22.23
90th Percentile - - £22.27
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 1,414 1,499 2,157
As % of all contract IT jobs advertised in London 8.14% 11.80% 12.06%
Number of daily rates quoted 943 1,044 1,544
10th Percentile £206 £250 £200
25th Percentile £357 £375 £313
Median daily rate (50th Percentile) £480 £500 £500
Median % change year-on-year -4.00% - -9.09%
75th Percentile £613 £645 £631
90th Percentile £700 £750 £750
England median daily rate £450 £475 £450
% change year-on-year -5.26% +5.56% -13.04%
Number of hourly rates quoted 22 19 74
10th Percentile £20.82 £17.85 £14.79
25th Percentile £21.12 £21.13 £18.93
Median hourly rate £23.71 £24.66 £22.00
Median % change year-on-year -3.86% +12.09% -26.67%
75th Percentile £38.69 £31.50 £36.07
90th Percentile £59.60 £52.45 £60.00
England median hourly rate £35.00 £24.66 £21.00
% change year-on-year +41.93% +17.43% -27.59%

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 18 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 18 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 -26 30 £575 - 10
West London -26 3 £208 -65.42% 3
East London -4 2 £416 +2.09% 1
South London -19 2 £600 +28.00% 1
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 11 (5.76%) Apache
2 9 (4.71%) Apache Spark
3 8 (4.19%) Apache Airflow
4 6 (3.14%) SharePoint
5 5 (2.62%) Confluence
6 4 (2.09%) Adobe Experience Manager
7 3 (1.57%) nginx
8 2 (1.05%) ArcGIS
8 2 (1.05%) Oracle SOA Suite
8 2 (1.05%) Oracle Spatial
8 2 (1.05%) SAS
9 1 (0.52%) CMS
9 1 (0.52%) IBM HTTP Server
9 1 (0.52%) Tomcat
9 1 (0.52%) WebSphere
9 1 (0.52%) WebSphere Application Server
Applications
1 7 (3.66%) Microsoft Excel
2 6 (3.14%) Microsoft Office
3 4 (2.09%) Microsoft PowerPoint
4 2 (1.05%) Microsoft Project
5 1 (0.52%) MS Visio
Business Applications
1 6 (3.14%) Summit
2 3 (1.57%) Oracle 11i
3 2 (1.05%) ION MarketView
4 1 (0.52%) Oracle Procure-to-Pay
Cloud Services
1 45 (23.56%) AWS
2 31 (16.23%) Azure
3 22 (11.52%) GitHub
4 13 (6.81%) AWS Lambda
5 12 (6.28%) GitHub Actions
6 10 (5.24%) Serverless
7 9 (4.71%) Amazon S3
8 7 (3.66%) Azure Data Factory
9 5 (2.62%) Azure API Management
9 5 (2.62%) IaaS
9 5 (2.62%) PaaS
10 4 (2.09%) Amazon EC2
10 4 (2.09%) Amazon ECS
10 4 (2.09%) Amazon EMR
10 4 (2.09%) Azure DevOps
10 4 (2.09%) Azure Key Vault
10 4 (2.09%) Entra ID
10 4 (2.09%) Snowflake
11 3 (1.57%) AWS CodeBuild
11 3 (1.57%) AWS CodePipeline
Communications & Networking
1 8 (4.19%) InfiniBand
2 7 (3.66%) Ethernet
2 7 (3.66%) NetScaler
2 7 (3.66%) Wireless
3 6 (3.14%) Firewall
3 6 (3.14%) HTTP
3 6 (3.14%) VPN
4 5 (2.62%) Ethernet VPN
4 5 (2.62%) RTP
5 4 (2.09%) DNS
5 4 (2.09%) FIX Connectivity
5 4 (2.09%) MPLS
5 4 (2.09%) Network Security
6 2 (1.05%) Cisco ISE
6 2 (1.05%) FTP
6 2 (1.05%) WAN
7 1 (0.52%) DHCP
7 1 (0.52%) Kerberos
7 1 (0.52%) LAN
7 1 (0.52%) TCP/IP
Database & Business Intelligence
1 18 (9.42%) KDB
1 18 (9.42%) Kdb+
1 18 (9.42%) Relational Database
2 14 (7.33%) PostgreSQL
3 11 (5.76%) Metadata
3 11 (5.76%) NoSQL
3 11 (5.76%) Tick Data
4 10 (5.24%) MongoDB
4 10 (5.24%) Oracle Database
4 10 (5.24%) RDBMS
5 9 (4.71%) MySQL
5 9 (4.71%) SQL Server
6 8 (4.19%) Amazon Aurora
7 7 (3.66%) Big Data
8 5 (2.62%) Amazon RDS
9 4 (2.09%) Data Lake
9 4 (2.09%) DB2
9 4 (2.09%) Presto
9 4 (2.09%) SQLPlus
10 3 (1.57%) Amazon QuickSight
Development Applications
1 24 (12.57%) Jenkins
2 18 (9.42%) Git
3 13 (6.81%) JIRA
4 8 (4.19%) GitLab
5 7 (3.66%) Maven
6 5 (2.62%) Bitbucket
6 5 (2.62%) Toad
7 4 (2.09%) Sonatype Nexus
8 3 (1.57%) Ant
8 3 (1.57%) JUnit
8 3 (1.57%) ScriptRunner
8 3 (1.57%) SoapUI
9 2 (1.05%) REST Assured
9 2 (1.05%) Selenium
10 1 (0.52%) Artifactory
10 1 (0.52%) Introscope
10 1 (0.52%) SonarQube
10 1 (0.52%) TestDirector
General
1 88 (46.07%) Finance
2 48 (25.13%) Banking
3 35 (18.32%) Social Skills
4 28 (14.66%) Analytical Skills
5 21 (10.99%) Investment Banking
6 20 (10.47%) Front Office
7 8 (4.19%) Financial Institution
8 6 (3.14%) Telecoms
9 5 (2.62%) Public Sector
10 4 (2.09%) Documentation Skills
10 4 (2.09%) Retail
11 3 (1.57%) Legal
12 2 (1.05%) Influencing Skills
12 2 (1.05%) Local Government
13 1 (0.52%) Publishing
Job Titles
1 57 (29.84%) Developer
2 50 (26.18%) Senior
3 17 (8.90%) Analyst
3 17 (8.90%) Java Developer
4 16 (8.38%) Linux Engineer
5 15 (7.85%) Software Engineer
5 15 (7.85%) Unix Engineer
5 15 (7.85%) Unix Linux Engineer
6 13 (6.81%) C++ Software Engineer
6 13 (6.81%) Kafka Engineer
6 13 (6.81%) Senior C++ Software Engineer
6 13 (6.81%) Senior Linux Engineer
6 13 (6.81%) Senior Software Engineer
6 13 (6.81%) Senior Unix Engineer
7 12 (6.28%) KDB Developer
8 11 (5.76%) Python Developer
8 11 (5.76%) Senior Developer
9 10 (5.24%) Data Engineer
10 8 (4.19%) Architect
10 8 (4.19%) Electronic Trading Developer
Libraries, Frameworks & Software Standards
1 26 (13.61%) Kafka
2 14 (7.33%) RESTful
2 14 (7.33%) XML
3 9 (4.71%) FIX Protocol
3 9 (4.71%) HTML
3 9 (4.71%) REST
4 8 (4.19%) CSS
4 8 (4.19%) Middleware
4 8 (4.19%) React
5 7 (3.66%) PySpark
6 6 (3.14%) Pandas
6 6 (3.14%) Spring
6 6 (3.14%) Web Services
7 5 (2.62%) .NET
7 5 (2.62%) AngularJS
7 5 (2.62%) IBM Integration Bus
7 5 (2.62%) SOAP
7 5 (2.62%) Spring Boot
8 4 (2.09%) J2EE
8 4 (2.09%) XSD
Miscellaneous
1 18 (9.42%) Foreign Exchange (FX)
2 16 (8.38%) Fixed Income
3 14 (7.33%) Derivative
4 12 (6.28%) Cloud Native
4 12 (6.28%) Equities
5 10 (5.24%) Greenfield Project
5 10 (5.24%) Public Cloud
6 9 (4.71%) Onboarding
7 7 (3.66%) Algorithms
7 7 (3.66%) Market Risk
8 6 (3.14%) Credit Risk
8 6 (3.14%) Data Protection Act
8 6 (3.14%) Equity Derivative
9 5 (2.62%) Legacy Applications
10 4 (2.09%) Data Structures
10 4 (2.09%) Hedge funds
10 4 (2.09%) Management Information System
10 4 (2.09%) Product Ownership
10 4 (2.09%) Self-Motivation
10 4 (2.09%) Virtual Team
Operating Systems
1 145 (75.92%) Linux
2 28 (14.66%) Windows
3 6 (3.14%) AIX
4 3 (1.57%) Red Hat Enterprise Linux
5 2 (1.05%) VMS
6 1 (0.52%) CentOS
6 1 (0.52%) Mac OS
6 1 (0.52%) Oracle Linux
6 1 (0.52%) Rocky
6 1 (0.52%) Solaris
6 1 (0.52%) Windows 10
6 1 (0.52%) Windows 7
6 1 (0.52%) Windows Server
6 1 (0.52%) Windows Server 2003
6 1 (0.52%) Windows Server 2008
Processes & Methodologies
1 66 (34.55%) Agile
2 34 (17.80%) Problem-Solving
3 32 (16.75%) CI/CD
3 32 (16.75%) DevOps
3 32 (16.75%) Software Engineering
4 29 (15.18%) Low Latency
5 26 (13.61%) Analytics
6 22 (11.52%) Migration
7 18 (9.42%) Electronic Trading
8 17 (8.90%) Observability
8 17 (8.90%) Performance Tuning
9 16 (8.38%) Data Modelling
10 15 (7.85%) Computer Science
10 15 (7.85%) Root Cause Analysis
11 14 (7.33%) Infrastructure as Code
12 13 (6.81%) Containerisation
12 13 (6.81%) Incident Management
12 13 (6.81%) Microservices
12 13 (6.81%) Performance Optimisation
12 13 (6.81%) Scrum
Programming Languages
1 95 (49.74%) SQL
2 64 (33.51%) Python
3 54 (28.27%) Java
4 49 (25.65%) Shell Script
5 27 (14.14%) C#
5 27 (14.14%) C++
6 18 (9.42%) Bash
7 17 (8.90%) Perl
8 16 (8.38%) JavaScript
9 12 (6.28%) PL/SQL
10 6 (3.14%) Korn
10 6 (3.14%) PHP
10 6 (3.14%) Scala
11 3 (1.57%) PowerShell
12 2 (1.05%) R
12 2 (1.05%) Ruby
13 1 (0.52%) Jython
13 1 (0.52%) Kotlin
13 1 (0.52%) TypeScript
Qualifications
1 27 (14.14%) Degree
2 21 (10.99%) Security Cleared
3 18 (9.42%) SC Cleared
4 6 (3.14%) Computer Science Degree
5 5 (2.62%) BPSS Clearance
6 2 (1.05%) CISM
6 2 (1.05%) CISSP
6 2 (1.05%) PMI Certification
7 1 (0.52%) AWS Certification
7 1 (0.52%) CISA
7 1 (0.52%) PMP
7 1 (0.52%) RHCA
7 1 (0.52%) RHCE
Quality Assurance & Compliance
1 8 (4.19%) QA
1 8 (4.19%) SLA
2 6 (3.14%) Data Quality
3 4 (2.09%) Sarbanes-Oxley
4 3 (1.57%) ISO/IEC 27001
4 3 (1.57%) NIST
4 3 (1.57%) NIST 800
5 2 (1.05%) ISO 15022
5 2 (1.05%) ISO 20022
5 2 (1.05%) SEPA
6 1 (0.52%) GMP
System Software
1 32 (16.75%) Docker
2 5 (2.62%) NFS
3 4 (2.09%) Active Directory
3 4 (2.09%) Postfix
3 4 (2.09%) Varnish
4 3 (1.57%) GridGain
4 3 (1.57%) Sendmail
5 2 (1.05%) VMware Infrastructure
5 2 (1.05%) VMware NSX
6 1 (0.52%) Ceph
6 1 (0.52%) HDFS
6 1 (0.52%) iptables
6 1 (0.52%) KVM
6 1 (0.52%) Lustre
6 1 (0.52%) RACF
6 1 (0.52%) Samba
6 1 (0.52%) Slurm Workload Manager
Systems Management
1 24 (12.57%) Kubernetes
2 21 (10.99%) Ansible
3 20 (10.47%) Terraform
4 13 (6.81%) Grafana
5 10 (5.24%) Prometheus
6 5 (2.62%) HAProxy
6 5 (2.62%) Kibana
6 5 (2.62%) Salt
7 4 (2.09%) Single Sign-On
8 3 (1.57%) Puppet
9 2 (1.05%) ITRS Geneos
9 2 (1.05%) Progress Chef
9 2 (1.05%) SCCM
10 1 (0.52%) CA Wily
10 1 (0.52%) Control-M
10 1 (0.52%) Jamf Pro
10 1 (0.52%) SELinux
Vendors
1 52 (27.23%) Oracle
2 17 (8.90%) Splunk
3 15 (7.85%) Microsoft
4 11 (5.76%) ServiceNow
5 8 (4.19%) Aruba
5 8 (4.19%) Cisco
5 8 (4.19%) Sybase
6 7 (3.66%) Arista
6 7 (3.66%) CheckPoint
6 7 (3.66%) F5
6 7 (3.66%) IBM
6 7 (3.66%) Palo Alto
7 6 (3.14%) BigPanda
8 5 (2.62%) CyberArk
8 5 (2.62%) Murex
9 4 (2.09%) Atlassian
9 4 (2.09%) Databricks
10 3 (1.57%) MuleSoft
10 3 (1.57%) Solace
10 3 (1.57%) Workday