Unix Contract Job Trends in Central London

Unix
London > Central London

The table below provides summary statistics and contractor rates for jobs advertised in Central London requiring Unix skills. It covers contract job vacancies from the 6 months leading up to 20 October 2025, with comparisons to the same periods in the previous two years.

6 months to
20 Oct 2025
Same period 2024 Same period 2023
Rank 87 102 87
Rank change year-on-year +15 -15 +12
Contract jobs citing Unix 40 32 69
As % of all contract jobs in Central London 2.14% 1.37% 2.23%
As % of the Operating Systems category 19.32% 10.85% 15.37%
Number of daily rates quoted 25 16 47
10th Percentile £359 £413 £375
25th Percentile £425 £432 £463
Median daily rate (50th Percentile) £620 £563 £600
Median % change year-on-year +10.22% -6.25% +4.35%
75th Percentile £688 £747 £676
90th Percentile £775 £889 £765
London median daily rate £542 £569 £585
% change year-on-year -4.83% -2.74% -2.50%
Number of hourly rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £47.50
Median hourly rate - - £50.00
75th Percentile - - £52.50
90th Percentile - - -
London median hourly rate £27.50 £23.80 £50.00
% change year-on-year +15.55% -52.40% -35.48%

All Operating Systems
Central 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 Central London.

Contract vacancies with a requirement for operating system skills 207 295 449
As % of all contract IT jobs advertised in Central London 11.09% 12.62% 14.51%
Number of daily rates quoted 146 198 308
10th Percentile £221 £209 £174
25th Percentile £333 £350 £319
Median daily rate (50th Percentile) £513 £500 £495
Median % change year-on-year +2.50% +1.01% -1.00%
75th Percentile £667 £638 £625
90th Percentile £700 £725 £716
London median daily rate £500 £500 £525
% change year-on-year - -4.76% -4.55%
Number of hourly rates quoted 4 4 2
10th Percentile £20.33 £24.29 £23.88
25th Percentile £22.53 £26.03 £27.81
Median hourly rate £26.00 £69.50 £36.25
Median % change year-on-year -62.59% +91.72% +81.25%
75th Percentile £29.13 £112.00 £45.31
90th Percentile £29.80 - £49.63
London median hourly rate £25.15 £27.00 £43.84
% change year-on-year -6.85% -38.41% +82.66%

Unix
Job Vacancy Trend in Central London

Historical trend showing the proportion of contract IT job postings citing Unix relative to all contract IT jobs advertised in Central London.

Unix job vacancy trend in Central London

Unix
Daily Rate Trend in Central London

Contractor daily rate distribution trend for jobs in Central London citing Unix.

Contractor daily rate distribution trend for jobs in Central London citing Unix

Unix
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Unix in Central London over the 6 months to 20 October 2025.

Daily rate histogram for Unix in Central London

Unix
Hourly Rate Trend in Central London

Contractor hourly rate distribution trend for jobs in Central London citing Unix.

Contractor hourly rate distribution trend for jobs in Central London citing Unix

Unix
Contract Job Locations in Central 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 Central London region over the 6 months to 20 October 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
City of London -5 24 £655 +16.36% 28
City of Westminster - 1 £475 - 1
Unix
London

Unix
Co-Occurring Skills & Capabilities in Central 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 3 (7.50%) Confluence
2 1 (2.50%) Oracle SOA Suite
2 1 (2.50%) Oracle Workflow
2 1 (2.50%) SharePoint
Applications
1 1 (2.50%) Microsoft Office
Business Applications
1 1 (2.50%) Oracle Assets
1 1 (2.50%) Oracle BPM
1 1 (2.50%) Oracle EBS
1 1 (2.50%) Oracle EBS R12
1 1 (2.50%) Oracle E-Business Tax
1 1 (2.50%) Oracle General Ledger
1 1 (2.50%) Oracle Payables
1 1 (2.50%) Oracle Procure-to-Pay
Cloud Services
1 8 (20.00%) AWS
2 7 (17.50%) Azure
3 3 (7.50%) AWS CloudFormation
4 2 (5.00%) Virtual Private Cloud
5 1 (2.50%) Amazon EC2
5 1 (2.50%) Amazon S3
5 1 (2.50%) Azure DevOps
5 1 (2.50%) GCP
5 1 (2.50%) Microsoft 365
Communications & Networking
1 3 (7.50%) DNS
1 3 (7.50%) Firewall
1 3 (7.50%) TCP/IP
2 2 (5.00%) HTTP
2 2 (5.00%) SAN
2 2 (5.00%) SSH
2 2 (5.00%) SSL
2 2 (5.00%) VPN
3 1 (2.50%) Internet
3 1 (2.50%) NAS
3 1 (2.50%) WAN
Database & Business Intelligence
1 5 (12.50%) Oracle Database
1 5 (12.50%) PostgreSQL
2 4 (10.00%) KDB
2 4 (10.00%) Redis
3 3 (7.50%) SQL Server
4 2 (5.00%) Kdb+
4 2 (5.00%) Relational Database
5 1 (2.50%) Amazon Athena
5 1 (2.50%) Amazon Redshift
5 1 (2.50%) Apache Cassandra
5 1 (2.50%) Big Data
5 1 (2.50%) Data Mart
5 1 (2.50%) Data Warehouse
5 1 (2.50%) Hadoop
5 1 (2.50%) MongoDB
5 1 (2.50%) MySQL
5 1 (2.50%) NoSQL
5 1 (2.50%) Oracle BI Publisher
5 1 (2.50%) Oracle Reports
5 1 (2.50%) RDBMS
Development Applications
1 9 (22.50%) Jenkins
2 8 (20.00%) JIRA
3 7 (17.50%) Atlassian Bamboo
4 6 (15.00%) Git
5 5 (12.50%) JUnit
5 5 (12.50%) Maven
6 4 (10.00%) Mockito
6 4 (10.00%) Postman
6 4 (10.00%) REST Assured
6 4 (10.00%) SoapUI
6 4 (10.00%) SonarQube
6 4 (10.00%) Subversion
6 4 (10.00%) Xcode
6 4 (10.00%) XCTest
7 2 (5.00%) Eclipse
7 2 (5.00%) IntelliJ
7 2 (5.00%) QUnit
7 2 (5.00%) Robot Framework
8 1 (2.50%) Bitbucket
8 1 (2.50%) Oracle Forms
General
1 27 (67.50%) Finance
2 14 (35.00%) Social Skills
3 7 (17.50%) Analytical Skills
4 6 (15.00%) Banking
5 4 (10.00%) Financial Institution
5 4 (10.00%) Front Office
6 2 (5.00%) Investment Banking
7 1 (2.50%) Back Office
7 1 (2.50%) General Ledger
7 1 (2.50%) Law
Job Titles
1 13 (32.50%) Senior
2 11 (27.50%) Software Engineer
3 10 (25.00%) C++ Software Engineer
3 10 (25.00%) Senior C++ Software Engineer
3 10 (25.00%) Senior Software Engineer
4 9 (22.50%) Developer
5 3 (7.50%) AWS DevOps
5 3 (7.50%) KDB Developer
6 2 (5.00%) AWS Engineer
6 2 (5.00%) AWS Specialist
6 2 (5.00%) DevOps Engineer
6 2 (5.00%) DevOps Specialist
6 2 (5.00%) Infrastructure Engineer
6 2 (5.00%) Infrastructure Specialist
6 2 (5.00%) Java Developer
6 2 (5.00%) Network Engineer
6 2 (5.00%) Network Infrastructure Engineer
6 2 (5.00%) Oracle Developer
6 2 (5.00%) Python Engineer
6 2 (5.00%) Senior Developer
Libraries, Frameworks & Software Standards
1 8 (20.00%) Spring
2 5 (12.50%) AngularJS
2 5 (12.50%) Hibernate
2 5 (12.50%) JPA
2 5 (12.50%) Kafka
2 5 (12.50%) Spring Boot
3 4 (10.00%) Bootstrap
3 4 (10.00%) CSS
3 4 (10.00%) CSS3
3 4 (10.00%) HTML
3 4 (10.00%) HTML5
3 4 (10.00%) J2EE
3 4 (10.00%) Material-UI
3 4 (10.00%) Middleware
3 4 (10.00%) REST
3 4 (10.00%) SOAP
3 4 (10.00%) Spring Cloud
3 4 (10.00%) Spring MVC
3 4 (10.00%) Swagger
3 4 (10.00%) Web Services
Miscellaneous
1 7 (17.50%) Distributed Systems
2 4 (10.00%) Foreign Exchange (FX)
3 3 (7.50%) Fixed Income
4 2 (5.00%) Algorithms
4 2 (5.00%) Cloud Native
4 2 (5.00%) Derivative
4 2 (5.00%) Distributed Applications
4 2 (5.00%) Distributed Architecture
4 2 (5.00%) Private Cloud
4 2 (5.00%) Virtual Team
5 1 (2.50%) Cloud Security Posture
5 1 (2.50%) Data Centre
5 1 (2.50%) Enterprise Software
5 1 (2.50%) Greenfield Project
5 1 (2.50%) Hedge funds
5 1 (2.50%) Public Cloud
5 1 (2.50%) Security Posture
5 1 (2.50%) Tandem
5 1 (2.50%) Wiki
Operating Systems
1 28 (70.00%) Linux
2 6 (15.00%) Windows
3 2 (5.00%) Windows Server
4 1 (2.50%) Red Hat Enterprise Linux
4 1 (2.50%) Solaris
Processes & Methodologies
1 20 (50.00%) Agile
2 14 (35.00%) Mentoring
3 13 (32.50%) Software Engineering
4 12 (30.00%) Problem-Solving
5 8 (20.00%) DevOps
5 8 (20.00%) SDLC
6 7 (17.50%) Continuous Improvement
7 6 (15.00%) CI/CD
7 6 (15.00%) Concurrent Programming
7 6 (15.00%) Containerisation
7 6 (15.00%) Microservices
7 6 (15.00%) Multithreading
8 5 (12.50%) Code Quality
8 5 (12.50%) Configuration Management
8 5 (12.50%) Infrastructure as Code
8 5 (12.50%) Infrastructure Automation
8 5 (12.50%) Low Latency
8 5 (12.50%) Software Architecture
8 5 (12.50%) Software Testing
8 5 (12.50%) Test Automation
Programming Languages
1 22 (55.00%) SQL
2 13 (32.50%) C++
3 12 (30.00%) Java
3 12 (30.00%) Python
4 8 (20.00%) Shell Script
5 4 (10.00%) Groovy
5 4 (10.00%) JavaScript
6 3 (7.50%) Bash
6 3 (7.50%) Perl
7 2 (5.00%) C#
7 2 (5.00%) PL/SQL
7 2 (5.00%) PowerShell
8 1 (2.50%) C
Qualifications
1 14 (35.00%) Degree
2 2 (5.00%) AWS Certification
2 2 (5.00%) AWS Certified Developer
2 2 (5.00%) AWS Certified DevOps Engineer
2 2 (5.00%) AWS Certified Solutions Architect
2 2 (5.00%) AWS Certified SysOps Administrator
2 2 (5.00%) Computer Science Degree
3 1 (2.50%) BPSS Clearance
3 1 (2.50%) CISSP
3 1 (2.50%) Postgraduate
3 1 (2.50%) SC Cleared
3 1 (2.50%) Security Cleared
System Software
1 8 (20.00%) Docker
2 1 (2.50%) GridGain
Systems Management
1 7 (17.50%) Kubernetes
2 6 (15.00%) Terraform
3 3 (7.50%) Ansible
3 3 (7.50%) Puppet
4 2 (5.00%) Progress Chef
5 1 (2.50%) Ambari
5 1 (2.50%) ITRS Geneos
5 1 (2.50%) Packer
5 1 (2.50%) Rundeck
5 1 (2.50%) yum
5 1 (2.50%) ZABBIX
Vendors
1 11 (27.50%) Oracle
2 4 (10.00%) CA Agile Central
2 4 (10.00%) Dynatrace
2 4 (10.00%) Splunk
3 3 (7.50%) Microsoft
4 2 (5.00%) F5
4 2 (5.00%) ServiceNow
5 1 (2.50%) IBM
5 1 (2.50%) Murex
5 1 (2.50%) Qualys
5 1 (2.50%) Solace
5 1 (2.50%) Sybase
5 1 (2.50%) Symantec
5 1 (2.50%) Tanium
5 1 (2.50%) Tenable
5 1 (2.50%) Vertica
5 1 (2.50%) VMware