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 1 May 2026, with comparisons to the same periods in the previous two years.

6 months to
1 May 2026
Same period 2025 Same period 2024
Rank 228 158 115
Rank change year-on-year -70 -43 -31
Contract jobs citing Unix 181 212 355
As % of all contract jobs in London 1.02% 1.69% 1.99%
As % of the Operating Systems category 12.86% 14.12% 16.77%
Number of daily rates quoted 102 139 255
10th Percentile £400 £365 £381
25th Percentile £454 £425 £503
Median daily rate (50th Percentile) £565 £550 £600
Median % change year-on-year +2.73% -8.33% -
75th Percentile £733 £650 £750
90th Percentile £774 £740 £850
England median daily rate £469 £500 £550
% change year-on-year -6.20% -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 £55.00 £40.00
% change year-on-year -4.55% +37.50% -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 1,408 1,501 2,117
As % of all contract IT jobs advertised in London 7.94% 11.96% 11.87%
Number of daily rates quoted 943 1,042 1,510
10th Percentile £210 £250 £200
25th Percentile £360 £375 £325
Median daily rate (50th Percentile) £480 £500 £500
Median % change year-on-year -4.00% - -9.09%
75th Percentile £603 £641 £629
90th Percentile £694 £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 18 69
10th Percentile £19.54 £17.72 £15.30
25th Percentile £20.91 £21.89 £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 £32.75 £33.75
90th Percentile £62.20 £53.80 £60.00
England median hourly rate £47.50 £24.18 £22.00
% change year-on-year +96.44% +9.91% -42.11%

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 1 May 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 1 May 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 -29 26 £624 +8.43% 10
East London -4 2 £416 +0.22% 3
South London -19 2 £600 +28.00% 1
West London -20 1 £650 +8.33% 3
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 (6.63%) Apache
2 10 (5.52%) Apache Spark
3 9 (4.97%) Apache Airflow
4 6 (3.31%) SharePoint
5 4 (2.21%) Adobe Experience Manager
6 2 (1.10%) ArcGIS
6 2 (1.10%) Oracle SOA Suite
6 2 (1.10%) Oracle Spatial
7 1 (0.55%) CMS
7 1 (0.55%) Confluence
7 1 (0.55%) IBM HTTP Server
7 1 (0.55%) Tomcat
7 1 (0.55%) WebSphere
7 1 (0.55%) WebSphere Application Server
Applications
1 7 (3.87%) Microsoft Excel
2 6 (3.31%) Microsoft Office
3 4 (2.21%) Microsoft PowerPoint
4 2 (1.10%) Microsoft Project
5 1 (0.55%) MS Visio
Business Applications
1 6 (3.31%) Summit
2 3 (1.66%) Oracle 11i
3 2 (1.10%) Oracle Procure-to-Pay
4 1 (0.55%) ION MarketView
Cloud Services
1 41 (22.65%) AWS
2 32 (17.68%) Azure
3 23 (12.71%) GitHub
4 16 (8.84%) AWS Lambda
5 15 (8.29%) GitHub Actions
6 13 (7.18%) Serverless
7 11 (6.08%) Amazon S3
8 8 (4.42%) Azure Data Factory
9 7 (3.87%) Amazon EC2
10 6 (3.31%) Azure DevOps
11 5 (2.76%) Azure API Management
11 5 (2.76%) IaaS
11 5 (2.76%) PaaS
12 4 (2.21%) Amazon ECS
12 4 (2.21%) Amazon EMR
12 4 (2.21%) Azure Key Vault
12 4 (2.21%) Entra ID
13 3 (1.66%) AWS CodeBuild
13 3 (1.66%) AWS CodePipeline
14 2 (1.10%) AWS Step Functions
Communications & Networking
1 8 (4.42%) InfiniBand
2 7 (3.87%) Ethernet
2 7 (3.87%) HTTP
2 7 (3.87%) NetScaler
2 7 (3.87%) VPN
2 7 (3.87%) Wireless
3 6 (3.31%) Firewall
4 5 (2.76%) DNS
4 5 (2.76%) Ethernet VPN
4 5 (2.76%) RTP
5 4 (2.21%) FIX Connectivity
5 4 (2.21%) MPLS
5 4 (2.21%) Network Security
6 2 (1.10%) Cisco ISE
6 2 (1.10%) FTP
6 2 (1.10%) Multicast
6 2 (1.10%) WAN
7 1 (0.55%) DHCP
7 1 (0.55%) Kerberos
7 1 (0.55%) LAN
Database & Business Intelligence
1 16 (8.84%) Relational Database
2 15 (8.29%) KDB
2 15 (8.29%) Kdb+
3 11 (6.08%) Metadata
3 11 (6.08%) Oracle Database
3 11 (6.08%) PostgreSQL
4 10 (5.52%) Amazon Aurora
4 10 (5.52%) MongoDB
4 10 (5.52%) RDBMS
4 10 (5.52%) Tick Data
5 9 (4.97%) NoSQL
5 9 (4.97%) SQL Server
6 7 (3.87%) Big Data
6 7 (3.87%) MySQL
7 5 (2.76%) Amazon RDS
7 5 (2.76%) Data Lake
8 4 (2.21%) DB2
8 4 (2.21%) Delta Lake
8 4 (2.21%) Presto
8 4 (2.21%) SQLPlus
Development Applications
1 23 (12.71%) Jenkins
2 19 (10.50%) Git
3 8 (4.42%) JIRA
4 7 (3.87%) Maven
5 5 (2.76%) Toad
6 4 (2.21%) Sonatype Nexus
7 3 (1.66%) Ant
7 3 (1.66%) GitLab
7 3 (1.66%) JUnit
7 3 (1.66%) REST Assured
7 3 (1.66%) Selenium
7 3 (1.66%) SoapUI
8 2 (1.10%) Artifactory
8 2 (1.10%) SonarQube
9 1 (0.55%) Bitbucket
9 1 (0.55%) Cucumber
9 1 (0.55%) Introscope
9 1 (0.55%) Liquibase
9 1 (0.55%) SpecFlow
9 1 (0.55%) Team Foundation Server
General
1 88 (48.62%) Finance
2 47 (25.97%) Banking
3 30 (16.57%) Social Skills
4 26 (14.36%) Analytical Skills
5 20 (11.05%) Front Office
5 20 (11.05%) Investment Banking
6 9 (4.97%) Financial Institution
7 7 (3.87%) Telecoms
8 5 (2.76%) Public Sector
8 5 (2.76%) Retail
9 4 (2.21%) Documentation Skills
10 2 (1.10%) Legal
10 2 (1.10%) Local Government
11 1 (0.55%) Influencing Skills
11 1 (0.55%) Publishing
Job Titles
1 57 (31.49%) Developer
2 49 (27.07%) Senior
3 18 (9.94%) Java Developer
4 15 (8.29%) Analyst
5 14 (7.73%) Linux Engineer
5 14 (7.73%) Software Engineer
6 13 (7.18%) Python Developer
6 13 (7.18%) Senior Developer
6 13 (7.18%) Unix Engineer
6 13 (7.18%) Unix Linux Engineer
7 12 (6.63%) Senior Software Engineer
8 11 (6.08%) C++ Software Engineer
8 11 (6.08%) Data Engineer
8 11 (6.08%) Kafka Engineer
8 11 (6.08%) Senior C++ Software Engineer
8 11 (6.08%) Senior Linux Engineer
8 11 (6.08%) Senior Unix Engineer
9 9 (4.97%) KDB Developer
10 8 (4.42%) Architect
10 8 (4.42%) Electronic Trading Developer
Libraries, Frameworks & Software Standards
1 26 (14.36%) Kafka
2 16 (8.84%) RESTful
3 14 (7.73%) XML
4 9 (4.97%) FIX Protocol
4 9 (4.97%) HTML
4 9 (4.97%) REST
5 8 (4.42%) CSS
5 8 (4.42%) Middleware
5 8 (4.42%) Pandas
6 7 (3.87%) React
7 6 (3.31%) FastAPI
7 6 (3.31%) Flask
7 6 (3.31%) Polars
7 6 (3.31%) PySpark
7 6 (3.31%) Spring
7 6 (3.31%) Web Services
8 5 (2.76%) .NET
8 5 (2.76%) AngularJS
8 5 (2.76%) SOAP
8 5 (2.76%) Spring Boot
Miscellaneous
1 17 (9.39%) Foreign Exchange (FX)
2 16 (8.84%) Fixed Income
3 15 (8.29%) Derivative
4 13 (7.18%) Cloud Native
5 12 (6.63%) Equities
6 10 (5.52%) Public Cloud
7 9 (4.97%) Onboarding
8 8 (4.42%) Greenfield Project
9 7 (3.87%) Equity Derivative
10 6 (3.31%) Algorithms
10 6 (3.31%) Credit Risk
10 6 (3.31%) Data Protection Act
10 6 (3.31%) Hedge funds
10 6 (3.31%) Market Risk
11 5 (2.76%) Legacy Applications
11 5 (2.76%) Self-Motivation
12 4 (2.21%) Data Structures
12 4 (2.21%) Legacy Systems
12 4 (2.21%) Product Ownership
12 4 (2.21%) Virtual Team
Operating Systems
1 137 (75.69%) Linux
2 24 (13.26%) Windows
3 6 (3.31%) AIX
4 3 (1.66%) Red Hat Enterprise Linux
5 2 (1.10%) VMS
6 1 (0.55%) CentOS
6 1 (0.55%) Mac OS
6 1 (0.55%) Oracle Linux
6 1 (0.55%) Rocky
6 1 (0.55%) Solaris
6 1 (0.55%) Windows Server
Processes & Methodologies
1 56 (30.94%) Agile
2 36 (19.89%) CI/CD
3 33 (18.23%) DevOps
3 33 (18.23%) Problem-Solving
4 31 (17.13%) Software Engineering
5 28 (15.47%) Low Latency
6 27 (14.92%) Analytics
7 24 (13.26%) Migration
8 20 (11.05%) Observability
9 19 (10.50%) Performance Tuning
10 17 (9.39%) Electronic Trading
11 16 (8.84%) Data Modelling
11 16 (8.84%) Microservices
11 16 (8.84%) Performance Optimisation
11 16 (8.84%) Root Cause Analysis
12 15 (8.29%) Infrastructure as Code
13 14 (7.73%) Containerisation
13 14 (7.73%) Data Pipeline
14 13 (7.18%) Data Engineering
14 13 (7.18%) TDD
Programming Languages
1 90 (49.72%) SQL
2 62 (34.25%) Python
3 54 (29.83%) Shell Script
4 53 (29.28%) Java
5 29 (16.02%) C#
6 24 (13.26%) C++
7 15 (8.29%) Bash
7 15 (8.29%) Perl
8 14 (7.73%) JavaScript
9 13 (7.18%) PL/SQL
10 6 (3.31%) Korn
10 6 (3.31%) PHP
10 6 (3.31%) Scala
11 3 (1.66%) PowerShell
12 2 (1.10%) R
12 2 (1.10%) Ruby
12 2 (1.10%) TypeScript
13 1 (0.55%) COBOL
13 1 (0.55%) Jython
13 1 (0.55%) VBA
Qualifications
1 22 (12.15%) Degree
2 18 (9.94%) Security Cleared
3 15 (8.29%) SC Cleared
4 4 (2.21%) BPSS Clearance
4 4 (2.21%) Computer Science Degree
5 2 (1.10%) CISM
5 2 (1.10%) CISSP
5 2 (1.10%) PMI Certification
6 1 (0.55%) AWS Certification
6 1 (0.55%) CISA
6 1 (0.55%) Oracle Certification
6 1 (0.55%) PMP
6 1 (0.55%) RHCA
6 1 (0.55%) RHCE
Quality Assurance & Compliance
1 8 (4.42%) QA
1 8 (4.42%) SLA
2 6 (3.31%) Data Quality
3 4 (2.21%) Sarbanes-Oxley
4 3 (1.66%) ISO/IEC 27001
4 3 (1.66%) NIST
4 3 (1.66%) NIST 800
5 2 (1.10%) ISO 15022
5 2 (1.10%) ISO 20022
5 2 (1.10%) SEPA
6 1 (0.55%) GMP
System Software
1 32 (17.68%) Docker
2 5 (2.76%) NFS
3 4 (2.21%) Active Directory
3 4 (2.21%) Postfix
3 4 (2.21%) Varnish
4 3 (1.66%) GridGain
4 3 (1.66%) Sendmail
5 1 (0.55%) Ceph
5 1 (0.55%) HDFS
5 1 (0.55%) iptables
5 1 (0.55%) KVM
5 1 (0.55%) Lustre
5 1 (0.55%) RACF
5 1 (0.55%) Samba
5 1 (0.55%) Slurm Workload Manager
5 1 (0.55%) VMware Infrastructure
5 1 (0.55%) VMware NSX
Systems Management
1 22 (12.15%) Ansible
1 22 (12.15%) Kubernetes
2 16 (8.84%) Terraform
3 13 (7.18%) Grafana
4 10 (5.52%) Prometheus
5 5 (2.76%) HAProxy
5 5 (2.76%) Kibana
5 5 (2.76%) Salt
6 4 (2.21%) Single Sign-On
7 3 (1.66%) ITRS Geneos
7 3 (1.66%) Puppet
8 2 (1.10%) Progress Chef
9 1 (0.55%) CA Wily
9 1 (0.55%) Control-M
9 1 (0.55%) Data Guard
9 1 (0.55%) Jamf Pro
9 1 (0.55%) Oracle RMAN
9 1 (0.55%) SCCM
9 1 (0.55%) SELinux
Vendors
1 51 (28.18%) Oracle
2 17 (9.39%) Splunk
3 15 (8.29%) Microsoft
4 11 (6.08%) ServiceNow
5 8 (4.42%) Aruba
5 8 (4.42%) Cisco
5 8 (4.42%) IBM
5 8 (4.42%) Sybase
6 7 (3.87%) Arista
6 7 (3.87%) CheckPoint
6 7 (3.87%) F5
6 7 (3.87%) Palo Alto
7 6 (3.31%) BigPanda
8 5 (2.76%) CyberArk
8 5 (2.76%) Databricks
8 5 (2.76%) Murex
9 4 (2.21%) Cloudera
9 4 (2.21%) Hortonworks
9 4 (2.21%) Solace
10 3 (1.66%) MuleSoft