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 19 March 2026, with comparisons to the same periods in the previous two years.

6 months to
19 Mar 2026
Same period 2025 Same period 2024
Rank 204 158 133
Rank change year-on-year -46 -25 -41
Contract jobs citing Unix 211 229 334
As % of all contract jobs in London 1.28% 1.79% 1.83%
As % of the Operating Systems category 14.66% 15.01% 14.74%
Number of daily rates quoted 123 148 249
10th Percentile £363 £363 £382
25th Percentile £421 £425 £500
Median daily rate (50th Percentile) £550 £563 £600
Median % change year-on-year -2.22% -6.25% -
75th Percentile £732 £688 £750
90th Percentile £758 £775 £830
England median daily rate £465 £525 £550
% change year-on-year -11.43% -4.55% -0.09%
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 £27.94 £54.00 £40.00
% change year-on-year -48.26% +35.00% -38.22%

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 1,439 1,526 2,266
As % of all contract IT jobs advertised in London 8.75% 11.94% 12.45%
Number of daily rates quoted 945 1,059 1,610
10th Percentile £204 £243 £193
25th Percentile £356 £369 £313
Median daily rate (50th Percentile) £492 £500 £500
Median % change year-on-year -1.60% - -9.09%
75th Percentile £613 £650 £638
90th Percentile £713 £738 £750
England median daily rate £450 £475 £450
% change year-on-year -5.26% +5.56% -13.46%
Number of hourly rates quoted 29 22 71
10th Percentile £20.57 £18.32 £14.48
25th Percentile £21.00 £21.89 £18.93
Median hourly rate £23.00 £26.54 £22.00
Median % change year-on-year -13.32% +20.61% -14.43%
75th Percentile £25.15 £56.50 £37.80
90th Percentile £41.95 £107.90 £62.50
England median hourly rate £22.50 £29.00 £22.00
% change year-on-year -22.41% +31.82% -16.98%

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 19 March 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 19 March 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 -17 35 £575 -4.17% 10
West London -15 5 £208 -64.59% 1
East London -3 2 £416 +4.00% 1
South London -18 2 - - 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 9 (4.27%) Apache
2 8 (3.79%) Confluence
3 6 (2.84%) SharePoint
4 5 (2.37%) Apache Spark
5 4 (1.90%) Adobe Experience Manager
5 4 (1.90%) Apache Airflow
6 3 (1.42%) nginx
7 2 (0.95%) ArcGIS
7 2 (0.95%) Oracle SOA Suite
7 2 (0.95%) Oracle Spatial
7 2 (0.95%) SAS
7 2 (0.95%) WebSphere
8 1 (0.47%) IBM HTTP Server
8 1 (0.47%) Tomcat
8 1 (0.47%) WebSphere Application Server
Applications
1 8 (3.79%) Microsoft Excel
2 7 (3.32%) Microsoft Office
3 4 (1.90%) Microsoft PowerPoint
4 2 (0.95%) Microsoft Project
5 1 (0.47%) MS Visio
Business Applications
1 5 (2.37%) Summit
2 4 (1.90%) Oracle 11i
3 2 (0.95%) ION MarketView
4 1 (0.47%) Oracle Procure-to-Pay
Cloud Services
1 42 (19.91%) AWS
2 33 (15.64%) Azure
3 19 (9.00%) GitHub
4 7 (3.32%) AWS Lambda
4 7 (3.32%) Serverless
5 6 (2.84%) AWS CloudFormation
5 6 (2.84%) Azure API Management
5 6 (2.84%) GitHub Actions
5 6 (2.84%) Microsoft 365
6 5 (2.37%) Azure Data Factory
7 4 (1.90%) Azure DevOps
7 4 (1.90%) Snowflake
8 3 (1.42%) Amazon EKS
8 3 (1.42%) Amazon S3
8 3 (1.42%) GCP
9 2 (0.95%) Amazon EC2
9 2 (0.95%) IaaS
9 2 (0.95%) PaaS
9 2 (0.95%) Power Platform
9 2 (0.95%) SaaS
Communications & Networking
1 8 (3.79%) Firewall
1 8 (3.79%) InfiniBand
2 7 (3.32%) Ethernet
2 7 (3.32%) NetScaler
2 7 (3.32%) Wireless
3 6 (2.84%) VPN
4 5 (2.37%) Ethernet VPN
4 5 (2.37%) HTTP
4 5 (2.37%) RTP
5 4 (1.90%) FIX Connectivity
5 4 (1.90%) MPLS
6 3 (1.42%) Network Security
6 3 (1.42%) SSH
7 2 (0.95%) Cisco ISE
7 2 (0.95%) DNS
7 2 (0.95%) FTP
7 2 (0.95%) WAN
8 1 (0.47%) DHCP
8 1 (0.47%) LAN
8 1 (0.47%) TCP/IP
Database & Business Intelligence
1 19 (9.00%) KDB
1 19 (9.00%) Kdb+
1 19 (9.00%) Relational Database
2 12 (5.69%) Oracle Database
3 11 (5.21%) MySQL
3 11 (5.21%) NoSQL
3 11 (5.21%) Tick Data
4 10 (4.74%) Metadata
4 10 (4.74%) PostgreSQL
5 9 (4.27%) RDBMS
6 8 (3.79%) MongoDB
7 7 (3.32%) SQL Server
8 4 (1.90%) Data Lake
8 4 (1.90%) Oracle Database 10g
8 4 (1.90%) SQLPlus
9 3 (1.42%) Amazon RDS
9 3 (1.42%) Big Data
9 3 (1.42%) Data Warehouse
9 3 (1.42%) DB2
9 3 (1.42%) Delta Lake
Development Applications
1 21 (9.95%) Jenkins
2 17 (8.06%) JIRA
3 12 (5.69%) Git
4 9 (4.27%) Maven
5 8 (3.79%) GitLab
5 8 (3.79%) JUnit
6 5 (2.37%) Bitbucket
6 5 (2.37%) SoapUI
6 5 (2.37%) Toad
7 4 (1.90%) Ant
7 4 (1.90%) Selenium
7 4 (1.90%) Sonatype Nexus
8 3 (1.42%) Cucumber
8 3 (1.42%) QUnit
8 3 (1.42%) REST Assured
8 3 (1.42%) ScriptRunner
9 2 (0.95%) SonarQube
10 1 (0.47%) Artifactory
10 1 (0.47%) Gradle
10 1 (0.47%) Mockito
General
1 99 (46.92%) Finance
2 46 (21.80%) Social Skills
3 41 (19.43%) Banking
4 25 (11.85%) Analytical Skills
4 25 (11.85%) Front Office
5 18 (8.53%) Investment Banking
6 9 (4.27%) Financial Institution
7 8 (3.79%) Documentation Skills
8 6 (2.84%) Public Sector
9 5 (2.37%) Legal
10 4 (1.90%) Influencing Skills
10 4 (1.90%) Retail
10 4 (1.90%) Telecoms
11 2 (0.95%) Law
12 1 (0.47%) Back Office
12 1 (0.47%) Publishing
Job Titles
1 56 (26.54%) Developer
1 56 (26.54%) Senior
2 19 (9.00%) Analyst
2 19 (9.00%) Linux Engineer
3 18 (8.53%) Unix Engineer
3 18 (8.53%) Unix Linux Engineer
4 17 (8.06%) Software Engineer
5 16 (7.58%) Java Developer
5 16 (7.58%) Kafka Engineer
5 16 (7.58%) Senior Linux Engineer
5 16 (7.58%) Senior Unix Engineer
6 15 (7.11%) C++ Software Engineer
6 15 (7.11%) Senior C++ Software Engineer
6 15 (7.11%) Senior Software Engineer
7 12 (5.69%) KDB Developer
8 9 (4.27%) Senior Developer
9 8 (3.79%) Cloud Engineer
9 8 (3.79%) Site Reliability Engineer
10 7 (3.32%) AWS Engineer
10 7 (3.32%) Lead
Libraries, Frameworks & Software Standards
1 32 (15.17%) Kafka
2 15 (7.11%) XML
3 14 (6.64%) REST
4 13 (6.16%) Middleware
5 10 (4.74%) FIX Protocol
5 10 (4.74%) SOAP
6 9 (4.27%) React
7 7 (3.32%) OpenAPI
7 7 (3.32%) PySpark
7 7 (3.32%) RESTful
7 7 (3.32%) Spring
7 7 (3.32%) XSD
8 6 (2.84%) AngularJS
8 6 (2.84%) HTML
8 6 (2.84%) IBM Integration Bus
8 6 (2.84%) JSON
8 6 (2.84%) Lambda Expressions
8 6 (2.84%) Spring Boot
8 6 (2.84%) Web Services
9 5 (2.37%) Bootstrap
Miscellaneous
1 18 (8.53%) Foreign Exchange (FX)
2 17 (8.06%) Fixed Income
3 15 (7.11%) Cloud Native
4 13 (6.16%) Derivative
5 12 (5.69%) Equities
6 11 (5.21%) Greenfield Project
7 10 (4.74%) Algorithms
7 10 (4.74%) Onboarding
8 8 (3.79%) Public Cloud
9 7 (3.32%) Data Protection Act
9 7 (3.32%) Management Information System
10 6 (2.84%) Equity Derivative
10 6 (2.84%) Market Risk
11 5 (2.37%) Credit Risk
11 5 (2.37%) Legacy Applications
11 5 (2.37%) Linux Command Line
11 5 (2.37%) Security Posture
12 4 (1.90%) Data Structures
12 4 (1.90%) Self-Motivation
12 4 (1.90%) SWIFT Messaging Network
Operating Systems
1 159 (75.36%) Linux
2 44 (20.85%) Windows
3 6 (2.84%) AIX
4 4 (1.90%) Red Hat Enterprise Linux
5 2 (0.95%) Solaris
5 2 (0.95%) VMS
5 2 (0.95%) Windows Server
6 1 (0.47%) CentOS
6 1 (0.47%) Mac OS
6 1 (0.47%) Oracle Linux
6 1 (0.47%) Rocky
6 1 (0.47%) Windows 10
6 1 (0.47%) Windows 7
6 1 (0.47%) Windows Server 2003
6 1 (0.47%) Windows Server 2008
Processes & Methodologies
1 79 (37.44%) Agile
2 40 (18.96%) Problem-Solving
3 33 (15.64%) DevOps
3 33 (15.64%) Software Engineering
4 30 (14.22%) Low Latency
5 27 (12.80%) CI/CD
6 25 (11.85%) Analytics
7 23 (10.90%) Migration
8 20 (9.48%) TDD
9 18 (8.53%) Computer Science
9 18 (8.53%) Data Modelling
9 18 (8.53%) Performance Tuning
10 17 (8.06%) Electronic Trading
10 17 (8.06%) OO
11 16 (7.58%) Microservices
11 16 (7.58%) Observability
11 16 (7.58%) Risk Management
11 16 (7.58%) Root Cause Analysis
12 14 (6.64%) Algorithmic Trading
12 14 (6.64%) Incident Response
Programming Languages
1 106 (50.24%) SQL
2 63 (29.86%) Python
3 59 (27.96%) Java
4 44 (20.85%) Shell Script
5 36 (17.06%) C++
6 26 (12.32%) C#
7 20 (9.48%) Perl
8 18 (8.53%) Bash
9 15 (7.11%) JavaScript
10 13 (6.16%) PL/SQL
11 7 (3.32%) Korn
12 6 (2.84%) PHP
13 5 (2.37%) Scala
14 4 (1.90%) PowerShell
15 2 (0.95%) Kusto Query Language
15 2 (0.95%) TypeScript
16 1 (0.47%) Bicep
16 1 (0.47%) Groovy
16 1 (0.47%) Kotlin
16 1 (0.47%) Rust
Qualifications
1 34 (16.11%) Degree
2 22 (10.43%) Security Cleared
3 15 (7.11%) SC Cleared
4 9 (4.27%) Computer Science Degree
5 5 (2.37%) OSCP
6 4 (1.90%) GPEN
6 4 (1.90%) GWAPT
6 4 (1.90%) PMI Certification
7 3 (1.42%) AWS Certification
7 3 (1.42%) ISTQB
7 3 (1.42%) ISTQB Foundation Certification
7 3 (1.42%) PMP
8 2 (0.95%) BPSS Clearance
8 2 (0.95%) CISSP
9 1 (0.47%) Azure Certification
9 1 (0.47%) CISM
9 1 (0.47%) Master's Degree
9 1 (0.47%) RHCA
9 1 (0.47%) RHCE
Quality Assurance & Compliance
1 11 (5.21%) QA
2 8 (3.79%) SLA
3 6 (2.84%) Data Quality
4 3 (1.42%) NIST
4 3 (1.42%) SEPA
5 2 (0.95%) GMP
5 2 (0.95%) ISO 15022
5 2 (0.95%) ISO 20022
6 1 (0.47%) Sarbanes-Oxley
System Software
1 28 (13.27%) Docker
2 3 (1.42%) Active Directory
2 3 (1.42%) GridGain
3 2 (0.95%) NFS
3 2 (0.95%) Postfix
3 2 (0.95%) Varnish
3 2 (0.95%) VMware Infrastructure
3 2 (0.95%) VMware NSX
4 1 (0.47%) Ceph
4 1 (0.47%) HDFS
4 1 (0.47%) iptables
4 1 (0.47%) KVM
4 1 (0.47%) Lustre
4 1 (0.47%) Samba
4 1 (0.47%) Sendmail
4 1 (0.47%) Slurm Workload Manager
Systems Management
1 26 (12.32%) Kubernetes
2 20 (9.48%) Ansible
2 20 (9.48%) Terraform
3 9 (4.27%) Grafana
3 9 (4.27%) Prometheus
4 5 (2.37%) Salt
5 3 (1.42%) HAProxy
5 3 (1.42%) ITRS Geneos
5 3 (1.42%) Puppet
6 2 (0.95%) Progress Chef
6 2 (0.95%) SCCM
7 1 (0.47%) CA Wily
7 1 (0.47%) Control-M
7 1 (0.47%) Jamf Pro
7 1 (0.47%) SELinux
7 1 (0.47%) Single Sign-On
Vendors
1 59 (27.96%) Oracle
2 19 (9.00%) Microsoft
3 14 (6.64%) Splunk
4 13 (6.16%) ServiceNow
5 9 (4.27%) IBM
6 8 (3.79%) Aruba
6 8 (3.79%) Cisco
7 7 (3.32%) Arista
7 7 (3.32%) CheckPoint
7 7 (3.32%) F5
7 7 (3.32%) Palo Alto
8 6 (2.84%) BigPanda
8 6 (2.84%) CrowdStrike
8 6 (2.84%) MuleSoft
8 6 (2.84%) Sybase
9 5 (2.37%) Databricks
9 5 (2.37%) Murex
10 4 (1.90%) Atlassian
10 4 (1.90%) Solace
11 3 (1.42%) CyberArk