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 vacancies from the 6 months leading up to 19 September 2025, with comparisons to the same periods in the previous two years.

6 months to
19 Sep 2025
Same period 2024 Same period 2023
Rank 171 119 84
Rank change year-on-year -52 -35 +21
Contract jobs citing Unix 220 352 608
As % of all contract jobs advertised in London 1.63% 2.16% 2.77%
As % of the Operating Systems category 14.22% 16.94% 18.66%
Number of daily rates quoted 139 230 416
10th Percentile £355 £362 £376
25th Percentile £413 £450 £480
Median daily rate (50th Percentile) £543 £565 £585
Median % change year-on-year -3.89% -3.42% -2.50%
75th Percentile £697 £675 £675
90th Percentile £775 £874 £805
England median daily rate £500 £525 £550
% change year-on-year -4.76% -4.55% -
Number of hourly rates quoted 1 3 4
10th Percentile - - £46.63
25th Percentile £26.25 - £47.19
Median hourly rate £27.50 £23.80 £58.50
Median % change year-on-year +15.55% -59.32% -24.03%
75th Percentile £28.75 - £69.25
90th Percentile - - £73.30
England median hourly rate £54.50 £23.80 £67.00
% change year-on-year +128.99% -64.48% -12.42%

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 1,547 2,078 3,258
As % of all contract IT jobs advertised in London 11.49% 12.74% 14.87%
Number of daily rates quoted 1,015 1,381 2,355
10th Percentile £225 £225 £208
25th Percentile £359 £350 £400
Median daily rate (50th Percentile) £500 £500 £538
Median % change year-on-year - -6.98% -2.27%
75th Percentile £625 £600 £661
90th Percentile £738 £725 £750
England median daily rate £450 £475 £500
% change year-on-year -5.26% -5.00% -
Number of hourly rates quoted 46 30 56
10th Percentile £18.87 £19.81 £18.00
25th Percentile £22.50 £22.28 £22.69
Median hourly rate £25.15 £26.63 £41.92
Median % change year-on-year -5.54% -36.48% +75.31%
75th Percentile £27.88 £55.81 £61.13
90th Percentile £60.13 £64.93 £84.78
England median hourly rate £25.15 £57.50 £47.83
% change year-on-year -56.26% +20.22% +100.04%

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
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 September 2025.

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 September 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 +6 41 £575 -4.17% 10
West London +2 15 £402 -7.53% 1
East London +8 3 £415 -30.81% 1
South London -16 1 - - 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 13 (5.91%) Confluence
2 9 (4.09%) Oracle Workflow
3 4 (1.82%) SharePoint
3 4 (1.82%) Tomcat
4 3 (1.36%) Apache
4 3 (1.36%) Oracle SOA Suite
5 2 (0.91%) NetWeaver
5 2 (0.91%) Oracle HTTP Server
5 2 (0.91%) WebLogic
6 1 (0.45%) Apache Spark
6 1 (0.45%) CICS
6 1 (0.45%) IBM HTTP Server
6 1 (0.45%) IIS
6 1 (0.45%) nginx
6 1 (0.45%) OpenEdge
6 1 (0.45%) SAS
6 1 (0.45%) WebSphere
Applications
1 4 (1.82%) Microsoft Office
2 3 (1.36%) Microsoft Project
2 3 (1.36%) MS Visio
3 1 (0.45%) Microsoft Excel
Business Applications
1 10 (4.55%) Oracle EBS
1 10 (4.55%) Oracle EBS R12
2 8 (3.64%) Oracle Assets
2 8 (3.64%) Oracle Payables
3 5 (2.27%) Oracle General Ledger
4 3 (1.36%) ION MarketView
4 3 (1.36%) Oracle 11i
4 3 (1.36%) Oracle BPM
5 2 (0.91%) Oracle Procure-to-Pay
5 2 (0.91%) SAP IBP
6 1 (0.45%) Oracle Applications
6 1 (0.45%) Oracle E-Business Tax
6 1 (0.45%) Oracle Financials
6 1 (0.45%) StreamServe
Cloud Services
1 44 (20.00%) AWS
2 43 (19.55%) Azure
3 17 (7.73%) GCP
4 11 (5.00%) GitHub
5 9 (4.09%) Azure DevOps
6 4 (1.82%) Amazon CloudWatch
6 4 (1.82%) Amazon EC2
6 4 (1.82%) Azure API Management
6 4 (1.82%) Cloud Computing
7 3 (1.36%) Amazon S3
7 3 (1.36%) AWS CloudFormation
7 3 (1.36%) AWS Lambda
7 3 (1.36%) Azure AKS
7 3 (1.36%) Azure Monitor
7 3 (1.36%) Power Platform
7 3 (1.36%) Serverless
7 3 (1.36%) Virtual Private Cloud
8 2 (0.91%) Azure Key Vault
8 2 (0.91%) Datadog
8 2 (0.91%) OpenShift
Communications & Networking
1 15 (6.82%) Firewall
1 15 (6.82%) HTTP
2 13 (5.91%) TCP/IP
3 12 (5.45%) SSL
4 11 (5.00%) DNS
5 5 (2.27%) Internet
5 5 (2.27%) SSH
6 4 (1.82%) SAN
6 4 (1.82%) VPN
7 2 (0.91%) BGP
7 2 (0.91%) HTTPS
7 2 (0.91%) LAN
7 2 (0.91%) SMS
7 2 (0.91%) VLAN
8 1 (0.45%) EIGRP
8 1 (0.45%) FTP
8 1 (0.45%) MPLS
8 1 (0.45%) OSPF
8 1 (0.45%) WAN
8 1 (0.45%) Wireless
Database & Business Intelligence
1 20 (9.09%) Oracle Database
2 15 (6.82%) Relational Database
3 10 (4.55%) KDB
3 10 (4.55%) Oracle Reports
3 10 (4.55%) PostgreSQL
3 10 (4.55%) SQL Server
4 9 (4.09%) Oracle BI Publisher
5 8 (3.64%) Big Data
6 6 (2.73%) Kdb+
6 6 (2.73%) MongoDB
6 6 (2.73%) MySQL
6 6 (2.73%) Redis
7 5 (2.27%) DB2
7 5 (2.27%) HPCC
7 5 (2.27%) NoSQL
8 4 (1.82%) Data Lake
8 4 (1.82%) Data Mart
8 4 (1.82%) Hadoop
8 4 (1.82%) RDBMS
9 3 (1.36%) Power BI
Development Applications
1 39 (17.73%) Git
2 29 (13.18%) Jenkins
3 25 (11.36%) JIRA
4 21 (9.55%) Maven
5 15 (6.82%) GitLab
6 14 (6.36%) JUnit
7 12 (5.45%) Gradle
7 12 (5.45%) Sonatype Nexus
8 10 (4.55%) Atlassian Bamboo
9 9 (4.09%) Oracle Forms
9 9 (4.09%) SoapUI
9 9 (4.09%) SonarQube
10 8 (3.64%) Bitbucket
10 8 (3.64%) Toad
11 6 (2.73%) Mockito
11 6 (2.73%) Postman
11 6 (2.73%) REST Assured
11 6 (2.73%) Subversion
11 6 (2.73%) Xcode
11 6 (2.73%) XCTest
General
1 98 (44.55%) Finance
2 69 (31.36%) Social Skills
3 39 (17.73%) Analytical Skills
3 39 (17.73%) Banking
4 23 (10.45%) Financial Institution
5 13 (5.91%) Front Office
6 8 (3.64%) General Ledger
6 8 (3.64%) Investment Banking
7 5 (2.27%) Public Sector
8 3 (1.36%) Back Office
9 2 (0.91%) Telecoms
9 2 (0.91%) Wholesale Banking
10 1 (0.45%) Documentation Skills
10 1 (0.45%) Inclusion and Diversity
10 1 (0.45%) Law
10 1 (0.45%) Legal
10 1 (0.45%) Manufacturing
10 1 (0.45%) Military
10 1 (0.45%) Retail Banking
Job Titles
1 65 (29.55%) Developer
2 34 (15.45%) Senior
3 17 (7.73%) Java Developer
4 15 (6.82%) DevOps Engineer
5 13 (5.91%) Software Engineer
6 12 (5.45%) Architect
6 12 (5.45%) Linux Engineer
7 11 (5.00%) Analyst
7 11 (5.00%) Applications Support
7 11 (5.00%) C++ Developer
7 11 (5.00%) Oracle Developer
8 10 (4.55%) Unix Engineer
9 9 (4.09%) Azure Engineer
9 9 (4.09%) Consultant
9 9 (4.09%) Infrastructure Engineer
9 9 (4.09%) Java Engineer
10 8 (3.64%) C++ Software Engineer
10 8 (3.64%) Infrastructure Architect
10 8 (3.64%) Kafka Engineer
10 8 (3.64%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 31 (14.09%) Kafka
2 20 (9.09%) Middleware
3 17 (7.73%) Spring
4 16 (7.27%) HTML
5 13 (5.91%) AngularJS
5 13 (5.91%) SOAP
5 13 (5.91%) XML
6 12 (5.45%) Spring Boot
7 9 (4.09%) CSS
7 9 (4.09%) J2EE
7 9 (4.09%) JSON
7 9 (4.09%) REST
8 8 (3.64%) Hibernate
8 8 (3.64%) Web Services
9 7 (3.18%) JPA
9 7 (3.18%) Node.js
9 7 (3.18%) React
9 7 (3.18%) Rendezvous
10 6 (2.73%) Material-UI
10 6 (2.73%) Swagger
Miscellaneous
1 19 (8.64%) Foreign Exchange (FX)
2 13 (5.91%) Equities
3 11 (5.00%) Fixed Income
4 10 (4.55%) Data Centre
4 10 (4.55%) Distributed Systems
5 9 (4.09%) Data Protection Act
6 8 (3.64%) Algorithms
6 8 (3.64%) Cloud Native
6 8 (3.64%) Linux Command Line
7 7 (3.18%) Private Cloud
8 6 (2.73%) Hedge funds
8 6 (2.73%) Onboarding
8 6 (2.73%) Replication
9 4 (1.82%) Data Structures
9 4 (1.82%) Derivative
9 4 (1.82%) Security Posture
10 3 (1.36%) Grid Computing
10 3 (1.36%) Legacy Applications
10 3 (1.36%) SWIFT Messaging Network
10 3 (1.36%) Virtual Team
Operating Systems
1 152 (69.09%) Linux
2 43 (19.55%) Windows
3 11 (5.00%) Red Hat Enterprise Linux
4 9 (4.09%) CentOS
5 7 (3.18%) AIX
5 7 (3.18%) Solaris
6 5 (2.27%) Ubuntu
6 5 (2.27%) Windows Server
7 4 (1.82%) Mac OS
8 2 (0.91%) Android
8 2 (0.91%) Apple iOS
9 1 (0.45%) CatOS
9 1 (0.45%) HPUX
9 1 (0.45%) VMS
9 1 (0.45%) Windows 10
9 1 (0.45%) Windows 7
Processes & Methodologies
1 64 (29.09%) Agile
2 48 (21.82%) Problem-Solving
3 40 (18.18%) CI/CD
3 40 (18.18%) DevOps
4 29 (13.18%) Software Engineering
5 27 (12.27%) SDLC
6 26 (11.82%) Low Latency
7 22 (10.00%) Computer Science
8 18 (8.18%) Containerisation
8 18 (8.18%) Infrastructure Automation
8 18 (8.18%) OO
9 17 (7.73%) Infrastructure as Code
9 17 (7.73%) Microservices
9 17 (7.73%) Test Automation
10 16 (7.27%) Configuration Management
10 16 (7.27%) Continuous Improvement
10 16 (7.27%) Migration
11 14 (6.36%) Analytical Thinking
11 14 (6.36%) High Availability
11 14 (6.36%) Mentoring
Programming Languages
1 109 (49.55%) SQL
2 87 (39.55%) Python
3 68 (30.91%) Java
4 41 (18.64%) Shell Script
5 38 (17.27%) C++
6 24 (10.91%) Perl
7 22 (10.00%) PL/SQL
8 20 (9.09%) JavaScript
9 19 (8.64%) Bash
10 18 (8.18%) C#
11 12 (5.45%) C
12 9 (4.09%) PowerShell
13 6 (2.73%) Groovy
14 5 (2.27%) TypeScript
15 4 (1.82%) Korn
16 3 (1.36%) PHP
17 2 (0.91%) COBOL
17 2 (0.91%) Go
17 2 (0.91%) JCL
17 2 (0.91%) Kusto Query Language
Qualifications
1 31 (14.09%) Degree
2 13 (5.91%) Security Cleared
3 10 (4.55%) Computer Science Degree
4 8 (3.64%) SC Cleared
5 5 (2.27%) AWS Certification
5 5 (2.27%) AWS Certified Solutions Architect
6 3 (1.36%) AWS Certified Developer
6 3 (1.36%) AWS Certified DevOps Engineer
6 3 (1.36%) AWS Certified SysOps Administrator
6 3 (1.36%) CCNP
6 3 (1.36%) Cisco Certification
7 2 (0.91%) BPSS Clearance
7 2 (0.91%) CCIE
7 2 (0.91%) OCA
7 2 (0.91%) OCP
7 2 (0.91%) Oracle Certification
7 2 (0.91%) RHCE
8 1 (0.45%) CCSE
8 1 (0.45%) CompTIA Security+
8 1 (0.45%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 9 (4.09%) QA
2 4 (1.82%) SLA
3 3 (1.36%) SEPA
4 2 (0.91%) Accessibility
4 2 (0.91%) Data Quality
4 2 (0.91%) PCI DSS
5 1 (0.45%) GMP
5 1 (0.45%) Sarbanes-Oxley
System Software
1 29 (13.18%) Docker
2 9 (4.09%) Active Directory
3 4 (1.82%) VMware Infrastructure
4 2 (0.91%) GridGain
4 2 (0.91%) vSphere
5 1 (0.45%) NFS
5 1 (0.45%) Oracle RAC
5 1 (0.45%) RACF
5 1 (0.45%) Samba
Systems Management
1 41 (18.64%) Kubernetes
2 25 (11.36%) Ansible
3 21 (9.55%) Terraform
4 10 (4.55%) Prometheus
4 10 (4.55%) Puppet
5 9 (4.09%) ITRS Geneos
5 9 (4.09%) Progress Chef
6 6 (2.73%) Grafana
7 3 (1.36%) Ambari
7 3 (1.36%) BladeLogic
7 3 (1.36%) Single Sign-On
7 3 (1.36%) ZABBIX
8 2 (0.91%) Nagios
8 2 (0.91%) Nessus
9 1 (0.45%) CASB
9 1 (0.45%) NetBackup
9 1 (0.45%) Oracle RMAN
9 1 (0.45%) Packer
9 1 (0.45%) Rundeck
9 1 (0.45%) yum
Vendors
1 76 (34.55%) Oracle
2 20 (9.09%) Splunk
3 14 (6.36%) Dynatrace
4 12 (5.45%) Microsoft
4 12 (5.45%) Red Hat
5 9 (4.09%) F5
5 9 (4.09%) IBM
6 8 (3.64%) Google
6 8 (3.64%) TIBCO
6 8 (3.64%) VMware
7 6 (2.73%) CA Agile Central
8 5 (2.27%) Avaloq
8 5 (2.27%) SAP
8 5 (2.27%) ServiceNow
8 5 (2.27%) Solace
9 4 (1.82%) Cisco
9 4 (1.82%) Murex
9 4 (1.82%) Sybase
10 3 (1.36%) Perforce
10 3 (1.36%) Tradeweb