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

6 months to
12 Apr 2026
Same period 2025 Same period 2024
Rank 221 160 129
Rank change year-on-year -61 -31 -38
Contract jobs citing Unix 197 208 335
As % of all contract jobs in London 1.14% 1.64% 1.87%
As % of the Operating Systems category 13.82% 13.90% 15.21%
Number of daily rates quoted 114 134 246
10th Percentile £364 £363 £383
25th Percentile £432 £425 £510
Median daily rate (50th Percentile) £550 £550 £600
Median % change year-on-year - -8.33% -
75th Percentile £735 £663 £750
90th Percentile £762 £750 £850
England median daily rate £469 £525 £550
% change year-on-year -10.67% -4.55% -
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 1,425 1,496 2,202
As % of all contract IT jobs advertised in London 8.23% 11.83% 12.26%
Number of daily rates quoted 950 1,045 1,566
10th Percentile £205 £250 £196
25th Percentile £357 £375 £313
Median daily rate (50th Percentile) £478 £500 £500
Median % change year-on-year -4.50% - -9.09%
75th Percentile £613 £650 £629
90th Percentile £700 £750 £750
England median daily rate £450 £475 £450
% change year-on-year -5.26% +5.56% -12.62%
Number of hourly rates quoted 23 19 73
10th Percentile £20.82 £17.85 £14.68
25th Percentile £21.00 £21.13 £18.93
Median hourly rate £22.27 £24.66 £22.00
Median % change year-on-year -9.71% +12.09% -32.31%
75th Percentile £35.63 £31.50 £36.84
90th Percentile £58.95 £52.45 £60.00
England median hourly rate £27.50 £25.08 £21.00
% change year-on-year +9.67% +19.40% -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 12 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 12 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 -24 31 £575 +2.22% 4
West London -20 4 £208 -65.42% 3
South London -16 3 £600 +28.00% 4
East London -3 2 £416 +4.00%
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 (5.58%) Apache
2 6 (3.05%) Confluence
2 6 (3.05%) SharePoint
3 5 (2.54%) Apache Spark
4 4 (2.03%) Adobe Experience Manager
4 4 (2.03%) Apache Airflow
5 3 (1.52%) nginx
6 2 (1.02%) ArcGIS
6 2 (1.02%) Oracle SOA Suite
6 2 (1.02%) Oracle Spatial
6 2 (1.02%) SAS
7 1 (0.51%) CMS
7 1 (0.51%) IBM HTTP Server
7 1 (0.51%) Tomcat
7 1 (0.51%) WebSphere
7 1 (0.51%) WebSphere Application Server
Applications
1 7 (3.55%) Microsoft Excel
2 6 (3.05%) Microsoft Office
3 4 (2.03%) Microsoft PowerPoint
4 2 (1.02%) Microsoft Project
5 1 (0.51%) MS Visio
Business Applications
1 6 (3.05%) Summit
2 3 (1.52%) Oracle 11i
3 2 (1.02%) ION MarketView
4 1 (0.51%) Oracle Procure-to-Pay
Cloud Services
1 44 (22.34%) AWS
2 32 (16.24%) Azure
3 23 (11.68%) GitHub
4 12 (6.09%) GitHub Actions
5 11 (5.58%) Serverless
6 10 (5.08%) AWS Lambda
7 7 (3.55%) Azure Data Factory
8 6 (3.05%) Amazon S3
9 5 (2.54%) Amazon EC2
9 5 (2.54%) Azure API Management
9 5 (2.54%) IaaS
9 5 (2.54%) PaaS
10 4 (2.03%) Azure DevOps
10 4 (2.03%) Azure Key Vault
10 4 (2.03%) Entra ID
10 4 (2.03%) Snowflake
11 3 (1.52%) Amazon EKS
11 3 (1.52%) AWS CodeBuild
11 3 (1.52%) AWS CodePipeline
11 3 (1.52%) GCP
Communications & Networking
1 8 (4.06%) InfiniBand
2 7 (3.55%) Ethernet
2 7 (3.55%) NetScaler
2 7 (3.55%) Wireless
3 6 (3.05%) Firewall
3 6 (3.05%) VPN
4 5 (2.54%) Ethernet VPN
4 5 (2.54%) HTTP
4 5 (2.54%) RTP
5 4 (2.03%) DNS
5 4 (2.03%) FIX Connectivity
5 4 (2.03%) MPLS
5 4 (2.03%) Network Security
6 3 (1.52%) SSH
7 2 (1.02%) Cisco ISE
7 2 (1.02%) FTP
7 2 (1.02%) WAN
8 1 (0.51%) DHCP
8 1 (0.51%) LAN
8 1 (0.51%) Multicast
Database & Business Intelligence
1 19 (9.64%) Relational Database
2 17 (8.63%) KDB
2 17 (8.63%) Kdb+
3 11 (5.58%) Metadata
3 11 (5.58%) PostgreSQL
3 11 (5.58%) Tick Data
4 10 (5.08%) MySQL
4 10 (5.08%) Oracle Database
4 10 (5.08%) RDBMS
5 9 (4.57%) SQL Server
6 8 (4.06%) NoSQL
7 6 (3.05%) MongoDB
8 4 (2.03%) Amazon Aurora
8 4 (2.03%) Data Lake
8 4 (2.03%) DB2
8 4 (2.03%) SQLPlus
9 3 (1.52%) Amazon QuickSight
9 3 (1.52%) Amazon RDS
9 3 (1.52%) Data Warehouse
9 3 (1.52%) Delta Lake
Development Applications
1 21 (10.66%) Jenkins
2 18 (9.14%) Git
3 14 (7.11%) JIRA
4 8 (4.06%) GitLab
5 7 (3.55%) Maven
6 5 (2.54%) Bitbucket
6 5 (2.54%) Toad
7 4 (2.03%) JUnit
7 4 (2.03%) Sonatype Nexus
8 3 (1.52%) Ant
8 3 (1.52%) ScriptRunner
8 3 (1.52%) Selenium
8 3 (1.52%) SoapUI
9 2 (1.02%) REST Assured
10 1 (0.51%) Artifactory
10 1 (0.51%) Cucumber
10 1 (0.51%) Introscope
10 1 (0.51%) SonarQube
10 1 (0.51%) TestDirector
General
1 91 (46.19%) Finance
2 48 (24.37%) Banking
3 36 (18.27%) Social Skills
4 26 (13.20%) Analytical Skills
5 21 (10.66%) Front Office
5 21 (10.66%) Investment Banking
6 8 (4.06%) Financial Institution
7 6 (3.05%) Telecoms
8 5 (2.54%) Public Sector
9 4 (2.03%) Documentation Skills
9 4 (2.03%) Retail
10 3 (1.52%) Influencing Skills
10 3 (1.52%) Legal
11 1 (0.51%) Back Office
11 1 (0.51%) Publishing
Job Titles
1 60 (30.46%) Developer
2 52 (26.40%) Senior
3 17 (8.63%) Analyst
3 17 (8.63%) Java Developer
3 17 (8.63%) Linux Engineer
4 16 (8.12%) Software Engineer
4 16 (8.12%) Unix Engineer
4 16 (8.12%) Unix Linux Engineer
5 14 (7.11%) C++ Software Engineer
5 14 (7.11%) Kafka Engineer
5 14 (7.11%) Senior C++ Software Engineer
5 14 (7.11%) Senior Linux Engineer
5 14 (7.11%) Senior Software Engineer
5 14 (7.11%) Senior Unix Engineer
6 13 (6.60%) Python Developer
7 11 (5.58%) KDB Developer
7 11 (5.58%) Senior Developer
8 8 (4.06%) Architect
8 8 (4.06%) Site Reliability Engineer
9 7 (3.55%) Electronic Trading Developer
Libraries, Frameworks & Software Standards
1 27 (13.71%) Kafka
2 15 (7.61%) XML
3 11 (5.58%) REST
3 11 (5.58%) RESTful
4 9 (4.57%) FIX Protocol
4 9 (4.57%) Middleware
4 9 (4.57%) React
5 7 (3.55%) PySpark
6 6 (3.05%) Pandas
6 6 (3.05%) SOAP
6 6 (3.05%) Spring
6 6 (3.05%) Web Services
7 5 (2.54%) .NET
7 5 (2.54%) AngularJS
7 5 (2.54%) HTML
7 5 (2.54%) IBM Integration Bus
7 5 (2.54%) JSON
7 5 (2.54%) OpenAPI
7 5 (2.54%) Spring Boot
7 5 (2.54%) XSD
Miscellaneous
1 18 (9.14%) Foreign Exchange (FX)
2 16 (8.12%) Fixed Income
3 14 (7.11%) Derivative
4 13 (6.60%) Cloud Native
5 12 (6.09%) Equities
5 12 (6.09%) Onboarding
6 11 (5.58%) Greenfield Project
7 10 (5.08%) Public Cloud
8 7 (3.55%) Algorithms
8 7 (3.55%) Data Protection Act
8 7 (3.55%) Market Risk
9 6 (3.05%) Credit Risk
9 6 (3.05%) Equity Derivative
10 5 (2.54%) Legacy Applications
11 4 (2.03%) Data Structures
11 4 (2.03%) Hedge funds
11 4 (2.03%) Management Information System
11 4 (2.03%) Self-Motivation
11 4 (2.03%) Virtual Team
12 3 (1.52%) Mainframe
Operating Systems
1 148 (75.13%) Linux
2 33 (16.75%) Windows
3 6 (3.05%) AIX
4 3 (1.52%) Red Hat Enterprise Linux
4 3 (1.52%) VMS
5 1 (0.51%) CentOS
5 1 (0.51%) Mac OS
5 1 (0.51%) Oracle Linux
5 1 (0.51%) Rocky
5 1 (0.51%) Solaris
5 1 (0.51%) Windows 10
5 1 (0.51%) Windows 7
5 1 (0.51%) Windows Server
5 1 (0.51%) Windows Server 2003
5 1 (0.51%) Windows Server 2008
Processes & Methodologies
1 67 (34.01%) Agile
2 39 (19.80%) Problem-Solving
3 33 (16.75%) DevOps
4 31 (15.74%) CI/CD
4 31 (15.74%) Software Engineering
5 28 (14.21%) Low Latency
6 27 (13.71%) Analytics
7 24 (12.18%) Migration
8 18 (9.14%) Observability
9 17 (8.63%) Computer Science
9 17 (8.63%) Data Modelling
9 17 (8.63%) Electronic Trading
9 17 (8.63%) Performance Tuning
9 17 (8.63%) Root Cause Analysis
10 16 (8.12%) Microservices
11 15 (7.61%) TDD
12 14 (7.11%) Containerisation
12 14 (7.11%) OO
13 13 (6.60%) AI
13 13 (6.60%) Risk Management
Programming Languages
1 96 (48.73%) SQL
2 63 (31.98%) Python
3 52 (26.40%) Java
4 50 (25.38%) Shell Script
5 29 (14.72%) C++
6 28 (14.21%) C#
7 19 (9.64%) Bash
8 18 (9.14%) Perl
9 13 (6.60%) JavaScript
10 12 (6.09%) PL/SQL
11 6 (3.05%) Korn
11 6 (3.05%) PHP
12 4 (2.03%) PowerShell
13 3 (1.52%) Scala
14 2 (1.02%) R
14 2 (1.02%) Ruby
14 2 (1.02%) TypeScript
15 1 (0.51%) Bicep
15 1 (0.51%) Jython
Qualifications
1 30 (15.23%) Degree
2 22 (11.17%) Security Cleared
3 19 (9.64%) SC Cleared
4 8 (4.06%) Computer Science Degree
5 3 (1.52%) BPSS Clearance
6 2 (1.02%) CISM
6 2 (1.02%) CISSP
6 2 (1.02%) PMI Certification
7 1 (0.51%) AWS Certification
7 1 (0.51%) CISA
7 1 (0.51%) ISTQB
7 1 (0.51%) ISTQB Foundation Certification
7 1 (0.51%) PMP
7 1 (0.51%) RHCA
7 1 (0.51%) RHCE
Quality Assurance & Compliance
1 9 (4.57%) QA
2 8 (4.06%) SLA
3 6 (3.05%) Data Quality
4 4 (2.03%) Sarbanes-Oxley
5 3 (1.52%) ISO/IEC 27001
5 3 (1.52%) NIST
5 3 (1.52%) NIST 800
6 2 (1.02%) ISO 15022
6 2 (1.02%) ISO 20022
6 2 (1.02%) SEPA
7 1 (0.51%) GMP
System Software
1 29 (14.72%) Docker
2 6 (3.05%) Active Directory
3 5 (2.54%) NFS
4 4 (2.03%) Postfix
4 4 (2.03%) Varnish
5 3 (1.52%) GridGain
5 3 (1.52%) Sendmail
6 2 (1.02%) VMware Infrastructure
6 2 (1.02%) VMware NSX
7 1 (0.51%) Ceph
7 1 (0.51%) HDFS
7 1 (0.51%) iptables
7 1 (0.51%) KVM
7 1 (0.51%) Lustre
7 1 (0.51%) RACF
7 1 (0.51%) Samba
7 1 (0.51%) Slurm Workload Manager
Systems Management
1 25 (12.69%) Kubernetes
2 21 (10.66%) Ansible
3 17 (8.63%) Terraform
4 10 (5.08%) Prometheus
5 9 (4.57%) Grafana
6 5 (2.54%) HAProxy
6 5 (2.54%) Salt
7 4 (2.03%) Single Sign-On
8 3 (1.52%) Puppet
9 2 (1.02%) ITRS Geneos
9 2 (1.02%) Progress Chef
9 2 (1.02%) SCCM
10 1 (0.51%) CA Wily
10 1 (0.51%) Control-M
10 1 (0.51%) Jamf Pro
10 1 (0.51%) Kibana
10 1 (0.51%) SELinux
Vendors
1 54 (27.41%) Oracle
2 15 (7.61%) Microsoft
3 13 (6.60%) Splunk
4 11 (5.58%) ServiceNow
5 8 (4.06%) Aruba
5 8 (4.06%) Cisco
5 8 (4.06%) Sybase
6 7 (3.55%) Arista
6 7 (3.55%) CheckPoint
6 7 (3.55%) CyberArk
6 7 (3.55%) F5
6 7 (3.55%) IBM
6 7 (3.55%) Palo Alto
7 6 (3.05%) BigPanda
8 5 (2.54%) Databricks
8 5 (2.54%) Murex
9 4 (2.03%) Atlassian
9 4 (2.03%) MuleSoft
10 3 (1.52%) Solace
10 3 (1.52%) Workday