Unix Contracts in London

Unix
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring Unix skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Unix over the 6 months leading up to 14 June 2025, comparing them to the same period in the previous two years.

6 months to
14 Jun 2025
Same period 2024 Same period 2023
Rank 171 118 86
Rank change year-on-year -53 -32 +29
Contract jobs citing Unix 189 367 740
As % of all contract jobs advertised in London 1.54% 2.08% 2.95%
As % of the Operating Systems category 12.96% 17.43% 20.02%
Number of daily rates quoted 118 270 509
10th Percentile £363 £350 £425
25th Percentile £409 £475 £500
Median daily rate (50th Percentile) £500 £575 £575
Median % change year-on-year -13.04% - -4.17%
75th Percentile £613 £738 £675
90th Percentile £708 £850 £738
England median daily rate £475 £533 £550
% change year-on-year -10.88% -3.09% -
Number of hourly rates quoted 0 6 5
10th Percentile - £22.08 £46.75
25th Percentile - £22.13 £47.50
Median hourly rate - £23.05 £72.50
Median % change year-on-year - -68.21% -
75th Percentile - £23.80 £76.00
90th Percentile - - £80.65
England median hourly rate £55.00 £40.00 £58.59
% change year-on-year +37.50% -31.73% -21.88%

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 1,458 2,105 3,697
As % of all contract IT jobs advertised in London 11.84% 11.91% 14.71%
Number of daily rates quoted 1,007 1,479 2,684
10th Percentile £245 £208 £213
25th Percentile £363 £350 £405
Median daily rate (50th Percentile) £500 £500 £550
Median % change year-on-year - -9.09% -
75th Percentile £638 £625 £666
90th Percentile £738 £750 £775
England median daily rate £465 £475 £500
% change year-on-year -2.11% -5.00% -
Number of hourly rates quoted 24 68 62
10th Percentile £19.62 £15.19 £16.41
25th Percentile £22.50 £18.13 £22.75
Median hourly rate £24.34 £22.00 £48.75
Median % change year-on-year +10.64% -54.87% +103.89%
75th Percentile £29.31 £27.59 £64.50
90th Percentile £49.68 £60.43 £83.68
England median hourly rate £19.14 £22.58 £46.00
% change year-on-year -15.26% -50.91% +113.95%

Unix
Job Vacancy Trend in London

Job postings citing Unix as a proportion of all IT jobs advertised in London.

Job vacancy trend for Unix in London

Unix
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Unix in London.

Daily rate trend for Unix in London

Unix
Daily Rate Histogram in London

Daily rate distribution for jobs citing Unix in London over the 6 months to 14 June 2025.

Daily rate histogram for Unix in London

Unix
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Unix in London.

Hourly rate trend for Unix in London

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 14 June 2025. 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 +12 36 £575 -16.36% 84
West London +15 7 £407 +16.22% 5
South London -5 5 £469 -17.33% 1
East London +12 3 £415 -5.65% 1
Unix
England

Unix
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 6 (3.17%) Apache Spark
1 6 (3.17%) Confluence
2 5 (2.65%) Oracle Workflow
2 5 (2.65%) SAS
3 4 (2.12%) Apache
4 3 (1.59%) JBoss
4 3 (1.59%) WebSphere
5 2 (1.06%) Adobe Experience Manager
5 2 (1.06%) Microsoft Exchange
5 2 (1.06%) MQSeries
5 2 (1.06%) NetWeaver
5 2 (1.06%) WebSphere Application Server
6 1 (0.53%) IBM HTTP Server
6 1 (0.53%) OpenStack
6 1 (0.53%) SharePoint
6 1 (0.53%) Tomcat
6 1 (0.53%) WebLogic
Applications
1 9 (4.76%) MS Visio
2 7 (3.70%) Microsoft Office
3 3 (1.59%) Microsoft Project
4 2 (1.06%) Microsoft Excel
Business Applications
1 5 (2.65%) Oracle EBS
1 5 (2.65%) Oracle EBS R12
2 4 (2.12%) Oracle Assets
2 4 (2.12%) Oracle Payables
3 3 (1.59%) Oracle 11i
4 2 (1.06%) Oracle General Ledger
4 2 (1.06%) SAP IBP
5 1 (0.53%) ION MarketView
5 1 (0.53%) iTrent
5 1 (0.53%) Kondor
5 1 (0.53%) Shopify
5 1 (0.53%) Summit
5 1 (0.53%) Unit4 Business World
Cloud Services
1 37 (19.58%) AWS
2 31 (16.40%) Azure
3 10 (5.29%) GCP
4 9 (4.76%) GitHub
5 7 (3.70%) AWS Lambda
5 7 (3.70%) Serverless
6 5 (2.65%) Amazon EC2
6 5 (2.65%) Azure DevOps
7 4 (2.12%) AWS CloudFormation
7 4 (2.12%) Azure API Management
8 3 (1.59%) Amazon CloudWatch
8 3 (1.59%) Amazon S3
8 3 (1.59%) Azure Data Factory
8 3 (1.59%) Cloud Computing
8 3 (1.59%) Virtual Private Cloud
9 2 (1.06%) Amazon Cognito
9 2 (1.06%) Amazon EKS
9 2 (1.06%) Amazon MSK
9 2 (1.06%) AWS Step Functions
10 1 (0.53%) BigCommerce
Communications & Networking
1 10 (5.29%) DNS
1 10 (5.29%) Firewall
2 7 (3.70%) HTTP
2 7 (3.70%) HTTPS
2 7 (3.70%) TCP/IP
2 7 (3.70%) VPN
3 6 (3.17%) SSH
3 6 (3.17%) SSL
4 5 (2.65%) BGP
5 4 (2.12%) Cisco IOS
5 4 (2.12%) EIGRP
5 4 (2.12%) NAS
5 4 (2.12%) Network Security
5 4 (2.12%) OSPF
5 4 (2.12%) RIP
5 4 (2.12%) SAN
5 4 (2.12%) Spanning Tree
6 3 (1.59%) Internet
7 2 (1.06%) DHCP
7 2 (1.06%) LAN
Database & Business Intelligence
1 18 (9.52%) Relational Database
2 12 (6.35%) SQL Server
3 11 (5.82%) Big Data
4 10 (5.29%) Oracle Database
5 9 (4.76%) RDBMS
6 8 (4.23%) DB2
7 7 (3.70%) KDB
7 7 (3.70%) MongoDB
7 7 (3.70%) MySQL
8 6 (3.17%) Data Warehouse
8 6 (3.17%) Metadata
8 6 (3.17%) Oracle Reports
8 6 (3.17%) PostgreSQL
9 5 (2.65%) Base SAS
9 5 (2.65%) Hadoop
9 5 (2.65%) Oracle BI Publisher
9 5 (2.65%) Redis
10 4 (2.12%) Amazon RDS
10 4 (2.12%) DynamoDB
10 4 (2.12%) MS Access
Development Applications
1 33 (17.46%) Git
2 20 (10.58%) Jenkins
3 16 (8.47%) Maven
4 15 (7.94%) JIRA
5 10 (5.29%) GitLab
5 10 (5.29%) JUnit
6 8 (4.23%) Atlassian Bamboo
6 8 (4.23%) Sonatype Nexus
6 8 (4.23%) Toad
7 7 (3.70%) Gradle
7 7 (3.70%) SonarQube
7 7 (3.70%) Subversion
8 6 (3.17%) SoapUI
9 5 (2.65%) Ant
9 5 (2.65%) IntelliJ
9 5 (2.65%) Oracle Forms
9 5 (2.65%) TeamCity
10 4 (2.12%) Bitbucket Server
10 4 (2.12%) QARun
10 4 (2.12%) WinRunner
General
1 74 (39.15%) Finance
2 70 (37.04%) Social Skills
3 42 (22.22%) Analytical Skills
4 41 (21.69%) Banking
5 18 (9.52%) Front Office
6 11 (5.82%) Investment Banking
7 9 (4.76%) Financial Institution
8 6 (3.17%) Public Sector
9 4 (2.12%) General Ledger
10 3 (1.59%) Telecoms
11 2 (1.06%) Back Office
11 2 (1.06%) Documentation Skills
11 2 (1.06%) Inclusion and Diversity
12 1 (0.53%) Organisational Skills
12 1 (0.53%) Retail
12 1 (0.53%) Retail Banking
12 1 (0.53%) Wholesale Banking
Job Titles
1 53 (28.04%) Developer
2 22 (11.64%) Java Developer
3 19 (10.05%) Senior
4 15 (7.94%) Architect
5 12 (6.35%) Analyst
5 12 (6.35%) Azure Engineer
6 11 (5.82%) Linux Engineer
7 10 (5.29%) Applications Support
8 9 (4.76%) Data Engineer
8 9 (4.76%) DevOps Engineer
8 9 (4.76%) Infrastructure Architect
9 8 (4.23%) Administrator
9 8 (4.23%) Java Engineer
10 7 (3.70%) C++ Developer
10 7 (3.70%) Consultant
11 6 (3.17%) AWS Architect
11 6 (3.17%) Oracle Developer
11 6 (3.17%) Senior Developer
11 6 (3.17%) Software Engineer
11 6 (3.17%) Unix Architect
Libraries, Frameworks & Software Standards
1 20 (10.58%) Middleware
2 17 (8.99%) Web Services
2 17 (8.99%) XML
3 15 (7.94%) Spring
4 14 (7.41%) AngularJS
5 13 (6.88%) HTML
6 11 (5.82%) J2EE
6 11 (5.82%) Kafka
6 11 (5.82%) RESTful
6 11 (5.82%) SOAP
7 9 (4.76%) JSON
7 9 (4.76%) Spring Boot
8 8 (4.23%) REST
9 7 (3.70%) CSS
9 7 (3.70%) HTML5
9 7 (3.70%) React
10 5 (2.65%) Bootstrap
10 5 (2.65%) Node.js
10 5 (2.65%) Spring MVC
11 4 (2.12%) IBM Integration Bus
Miscellaneous
1 17 (8.99%) Foreign Exchange (FX)
2 13 (6.88%) Equities
3 12 (6.35%) Data Centre
4 11 (5.82%) Data Protection Act
5 10 (5.29%) Onboarding
6 9 (4.76%) Fixed Income
7 6 (3.17%) Algorithms
7 6 (3.17%) Derivative
7 6 (3.17%) Distributed Systems
8 5 (2.65%) Data Structures
8 5 (2.65%) Distributed Architecture
8 5 (2.65%) SWIFT Messaging Network
9 4 (2.12%) Cloud Native
9 4 (2.12%) Distributed Applications
9 4 (2.12%) Enterprise Storage
9 4 (2.12%) Private Cloud
9 4 (2.12%) Public Cloud
9 4 (2.12%) Replication
9 4 (2.12%) Virtual Team
10 3 (1.59%) EMC VMAX
Operating Systems
1 119 (62.96%) Linux
2 54 (28.57%) Windows
3 15 (7.94%) Red Hat Enterprise Linux
4 7 (3.70%) AIX
5 4 (2.12%) CatOS
5 4 (2.12%) CentOS
5 4 (2.12%) Solaris
6 3 (1.59%) Ubuntu
6 3 (1.59%) Windows Server
7 2 (1.06%) Mac OS X
7 2 (1.06%) Oracle Linux
8 1 (0.53%) Amazon Linux
8 1 (0.53%) HPUX
Processes & Methodologies
1 53 (28.04%) Problem-Solving
2 51 (26.98%) Agile
3 34 (17.99%) DevOps
4 28 (14.81%) CI/CD
5 22 (11.64%) SDLC
6 18 (9.52%) Migration
7 17 (8.99%) ITIL
7 17 (8.99%) Microservices
8 16 (8.47%) Low Latency
9 15 (7.94%) Test Automation
10 13 (6.88%) Containerisation
10 13 (6.88%) Deployment Automation
10 13 (6.88%) High Availability
11 12 (6.35%) Continuous Improvement
11 12 (6.35%) Data Protection
11 12 (6.35%) ETL
11 12 (6.35%) Performance Tuning
11 12 (6.35%) Problem Management
12 11 (5.82%) Disaster Recovery
12 11 (5.82%) OO
Programming Languages
1 78 (41.27%) SQL
2 58 (30.69%) Python
3 54 (28.57%) Java
4 39 (20.63%) Shell Script
5 22 (11.64%) PL/SQL
6 20 (10.58%) JavaScript
7 15 (7.94%) Perl
8 14 (7.41%) Bash
8 14 (7.41%) C++
9 12 (6.35%) C
10 7 (3.70%) ActionScript
10 7 (3.70%) ActionScript 2.0
10 7 (3.70%) TypeScript
11 6 (3.17%) PowerShell
11 6 (3.17%) Scala
12 4 (2.12%) Korn
12 4 (2.12%) PHP
13 3 (1.59%) C#
13 3 (1.59%) Groovy
13 3 (1.59%) SAS Macro
Qualifications
1 13 (6.88%) Security Cleared
2 11 (5.82%) Degree
2 11 (5.82%) SC Cleared
3 6 (3.17%) CCNP
3 6 (3.17%) Cisco Certification
4 5 (2.65%) Computer Science Degree
5 4 (2.12%) CCSE
6 3 (1.59%) AWS Certification
6 3 (1.59%) AWS Certified Developer
6 3 (1.59%) AWS Certified DevOps Engineer
6 3 (1.59%) AWS Certified Solutions Architect
6 3 (1.59%) AWS Certified SysOps Administrator
7 2 (1.06%) CCIE
8 1 (0.53%) ISTQB
8 1 (0.53%) Master's Degree
8 1 (0.53%) RHCE
8 1 (0.53%) RHCSA
8 1 (0.53%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 7 (3.70%) QA
2 4 (2.12%) Accessibility
2 4 (2.12%) Data Quality
3 3 (1.59%) SEPA
3 3 (1.59%) SLA
4 2 (1.06%) WCAG
5 1 (0.53%) EMIR
5 1 (0.53%) GDPR
5 1 (0.53%) MiFID
5 1 (0.53%) NIST
5 1 (0.53%) PCI DSS
5 1 (0.53%) Sarbanes-Oxley
System Software
1 27 (14.29%) Docker
2 12 (6.35%) Active Directory
3 8 (4.23%) VMware Infrastructure
4 4 (2.12%) Veritas Cluster Server
5 3 (1.59%) vSphere
6 2 (1.06%) NFS
7 1 (0.53%) Oracle RAC
7 1 (0.53%) Veritas File System
7 1 (0.53%) Veritas Volume Manager
7 1 (0.53%) VMware ESXi
Systems Management
1 30 (15.87%) Kubernetes
2 20 (10.58%) Ansible
3 10 (5.29%) Puppet
4 9 (4.76%) Terraform
5 7 (3.70%) Progress Chef
6 5 (2.65%) ITRS Geneos
7 2 (1.06%) Control-M
8 1 (0.53%) BladeLogic
8 1 (0.53%) Cobbler
8 1 (0.53%) Data Guard
8 1 (0.53%) Grafana
8 1 (0.53%) HAProxy
8 1 (0.53%) Netcool
8 1 (0.53%) Oracle Enterprise Manager
8 1 (0.53%) Oracle RMAN
8 1 (0.53%) Packer
8 1 (0.53%) QRadar
8 1 (0.53%) Red Hat Satellite
8 1 (0.53%) Tivoli
8 1 (0.53%) yum
Vendors
1 46 (24.34%) Oracle
2 18 (9.52%) IBM
3 14 (7.41%) Red Hat
3 14 (7.41%) Splunk
4 11 (5.82%) VMware
5 10 (5.29%) Microsoft
6 9 (4.76%) Dynatrace
6 9 (4.76%) Veritas
7 8 (4.23%) Cisco
7 8 (4.23%) Sybase
8 7 (3.70%) Avaloq
9 6 (3.17%) IBM Sterling
9 6 (3.17%) ServiceNow
10 5 (2.65%) Google
10 5 (2.65%) Informatica
10 5 (2.65%) Murex
11 4 (2.12%) CheckPoint
11 4 (2.12%) Citrix
11 4 (2.12%) CyberArk
11 4 (2.12%) Juniper