Unix Contract Job Trends in the City of London

Unix
Central London > City of London

The table below provides summary statistics and contractor rates for jobs advertised in the City of London requiring Unix skills. It covers vacancies from the 6 months leading up to 14 September 2025, with comparisons to the same periods in the previous two years.

6 months to
14 Sep 2025
Same period 2024 Same period 2023
Rank 96 86 94
Rank change year-on-year -10 +8 +9
Contract jobs citing Unix 30 40 65
As % of all contract jobs advertised in the City of London 1.69% 1.92% 2.10%
As % of the Operating Systems category 15.87% 14.34% 15.22%
Number of daily rates quoted 26 22 44
10th Percentile £380 £421 £366
25th Percentile £452 £458 £461
Median daily rate (50th Percentile) £603 £669 £575
Median % change year-on-year -9.91% +16.30% -0.48%
75th Percentile £688 £769 £641
90th Percentile £756 £877 £710
Central London median daily rate £563 £669 £600
% change year-on-year -15.89% +11.46% +4.35%
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 - - -
Central London median hourly rate - - £50.00

All Operating Systems
City of 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 the City of London.

Contract vacancies with a requirement for operating system skills 189 279 427
As % of all contract IT jobs advertised in the City of London 10.67% 13.38% 13.81%
Number of daily rates quoted 141 181 294
10th Percentile £254 £258 £188
25th Percentile £325 £400 £353
Median daily rate (50th Percentile) £525 £525 £525
Median % change year-on-year - - +5.00%
75th Percentile £675 £650 £638
90th Percentile £725 £725 £725
Central London median daily rate £496 £525 £500
% change year-on-year -5.62% +4.95% +0.05%
Number of hourly rates quoted 3 3 2
10th Percentile £24.25 £23.90 £23.88
25th Percentile £25.00 £25.06 £27.81
Median hourly rate £27.50 £27.00 £36.25
Median % change year-on-year +1.85% -25.52% +76.83%
75th Percentile £29.50 £28.19 £45.31
90th Percentile £29.95 £28.90 £49.63
Central London median hourly rate £26.00 £27.00 £36.25
% change year-on-year -3.70% -25.52% +76.83%

Unix
Job Vacancy Trend in the City of London

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

Job vacancy trend for Unix in the City of London

Unix
Daily Rate Trend in the City of London

Contractor daily rate distribution trend for jobs in the City of London citing Unix.

Contractor daily rate distribution trend for jobs in the City of London citing Unix

Unix
Daily Rate Histogram in the City of London

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

Daily rate histogram for Unix in the City of London

Unix
Hourly Rate Trend in the City of London

Contractor hourly rate distribution trend for jobs in the City of London citing Unix.

Contractor hourly rate distribution trend for jobs in the City of London citing Unix

Unix
Contract Job Locations in the City of 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 City of London region over the 6 months to 14 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
Moorgate - 1 £390 -
Unix
Central London

Unix
Co-occurring Skills and Capabilities in the City of 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 3 (10.00%) Confluence
1 3 (10.00%) SAS
2 2 (6.67%) Oracle Workflow
3 1 (3.33%) Apache
3 1 (3.33%) Apache Spark
3 1 (3.33%) Oracle SOA Suite
3 1 (3.33%) SharePoint
Applications
1 1 (3.33%) Microsoft Office
Business Applications
1 2 (6.67%) Oracle Assets
1 2 (6.67%) Oracle EBS
1 2 (6.67%) Oracle EBS R12
1 2 (6.67%) Oracle Payables
2 1 (3.33%) Oracle BPM
2 1 (3.33%) Oracle E-Business Tax
2 1 (3.33%) Oracle General Ledger
2 1 (3.33%) Oracle Procure-to-Pay
Cloud Services
1 6 (20.00%) AWS
2 3 (10.00%) GCP
3 2 (6.67%) AWS CloudFormation
3 2 (6.67%) Azure
3 2 (6.67%) Virtual Private Cloud
4 1 (3.33%) Amazon EC2
4 1 (3.33%) Azure DevOps
Communications & Networking
1 3 (10.00%) DNS
1 3 (10.00%) Firewall
1 3 (10.00%) TCP/IP
2 2 (6.67%) HTTP
2 2 (6.67%) SAN
2 2 (6.67%) SSH
2 2 (6.67%) SSL
2 2 (6.67%) VPN
3 1 (3.33%) Internet
3 1 (3.33%) NAS
3 1 (3.33%) WAN
Database & Business Intelligence
1 4 (13.33%) SQL Server
2 3 (10.00%) Base SAS
2 3 (10.00%) Data Warehouse
2 3 (10.00%) KDB
2 3 (10.00%) Metadata
2 3 (10.00%) Relational Database
3 2 (6.67%) Hadoop
3 2 (6.67%) MongoDB
3 2 (6.67%) Oracle BI Publisher
3 2 (6.67%) Oracle Reports
4 1 (3.33%) Apache Cassandra
4 1 (3.33%) Big Data
4 1 (3.33%) Data Mart
4 1 (3.33%) DB2
4 1 (3.33%) Kdb+
4 1 (3.33%) MySQL
4 1 (3.33%) NoSQL
4 1 (3.33%) Oracle Database
4 1 (3.33%) PostgreSQL
4 1 (3.33%) RDBMS
Development Applications
1 8 (26.67%) Jenkins
2 5 (16.67%) Git
3 4 (13.33%) JIRA
3 4 (13.33%) JUnit
4 3 (10.00%) Atlassian Bamboo
4 3 (10.00%) Bitbucket Server
5 2 (6.67%) Eclipse
5 2 (6.67%) IntelliJ
5 2 (6.67%) Oracle Forms
5 2 (6.67%) Robot Framework
6 1 (3.33%) Artifactory
6 1 (3.33%) Bitbucket
6 1 (3.33%) GitLab
6 1 (3.33%) Gradle
6 1 (3.33%) Maven
6 1 (3.33%) QUnit
6 1 (3.33%) Sonatype Nexus
General
1 16 (53.33%) Finance
2 13 (43.33%) Social Skills
3 9 (30.00%) Analytical Skills
4 6 (20.00%) Financial Institution
5 3 (10.00%) Banking
5 3 (10.00%) Front Office
5 3 (10.00%) Investment Banking
6 2 (6.67%) General Ledger
7 1 (3.33%) Back Office
Job Titles
1 12 (40.00%) Developer
2 6 (20.00%) Java Developer
3 3 (10.00%) AWS DevOps
3 3 (10.00%) KDB Developer
3 3 (10.00%) Senior
4 2 (6.67%) AWS Engineer
4 2 (6.67%) AWS Specialist
4 2 (6.67%) Data Engineer
4 2 (6.67%) DevOps Engineer
4 2 (6.67%) DevOps Specialist
4 2 (6.67%) Infrastructure Engineer
4 2 (6.67%) Infrastructure Specialist
4 2 (6.67%) Network Engineer
4 2 (6.67%) Network Infrastructure Engineer
4 2 (6.67%) Oracle Developer
4 2 (6.67%) Python Engineer
4 2 (6.67%) SAS Engineer
5 1 (3.33%) Applications Specialist
5 1 (3.33%) Senior Developer
5 1 (3.33%) Support Specialist
Libraries, Frameworks & Software Standards
1 5 (16.67%) Spring
2 3 (10.00%) Middleware
3 2 (6.67%) AngularJS
3 2 (6.67%) React
4 1 (3.33%) ActiveMQ
4 1 (3.33%) FIX Protocol
4 1 (3.33%) Hibernate
4 1 (3.33%) Java Concurrency
4 1 (3.33%) JPA
4 1 (3.33%) Kafka
4 1 (3.33%) Murex MxML
4 1 (3.33%) RESTful
4 1 (3.33%) Spring Batch
4 1 (3.33%) Spring Boot
4 1 (3.33%) Web Services
Miscellaneous
1 4 (13.33%) Foreign Exchange (FX)
2 3 (10.00%) Algorithms
2 3 (10.00%) Distributed Systems
2 3 (10.00%) Fixed Income
3 2 (6.67%) Cloud Native
3 2 (6.67%) Derivative
3 2 (6.67%) Distributed Applications
3 2 (6.67%) Distributed Architecture
3 2 (6.67%) Private Cloud
3 2 (6.67%) Virtual Team
4 1 (3.33%) Data Centre
4 1 (3.33%) Equities
4 1 (3.33%) Public Cloud
4 1 (3.33%) Tandem
4 1 (3.33%) Wiki
Operating Systems
1 23 (76.67%) Linux
2 4 (13.33%) Windows
3 1 (3.33%) Windows Server
Processes & Methodologies
1 11 (36.67%) Problem-Solving
2 9 (30.00%) DevOps
3 8 (26.67%) Low Latency
4 7 (23.33%) CI/CD
4 7 (23.33%) SDLC
5 6 (20.00%) Containerisation
6 5 (16.67%) Agile
6 5 (16.67%) Configuration Management
6 5 (16.67%) High Availability
6 5 (16.67%) Infrastructure as Code
7 4 (13.33%) Computer Science
7 4 (13.33%) Migration
7 4 (13.33%) Test Automation
8 3 (10.00%) Continuous Integration
8 3 (10.00%) Data Analysis
8 3 (10.00%) Load Balancing
8 3 (10.00%) Project Management
8 3 (10.00%) Scrum
8 3 (10.00%) Software Engineering
8 3 (10.00%) Workflow
Programming Languages
1 12 (40.00%) Java
2 11 (36.67%) Python
2 11 (36.67%) SQL
3 5 (16.67%) Shell Script
4 4 (13.33%) C++
5 3 (10.00%) Bash
5 3 (10.00%) Perl
6 2 (6.67%) C#
6 2 (6.67%) PL/SQL
6 2 (6.67%) PROC SQL
6 2 (6.67%) SAS Macro
7 1 (3.33%) C
7 1 (3.33%) JavaScript
7 1 (3.33%) PowerShell
7 1 (3.33%) Scala
7 1 (3.33%) TypeScript
Qualifications
1 5 (16.67%) Degree
2 2 (6.67%) AWS Certification
2 2 (6.67%) AWS Certified Developer
2 2 (6.67%) AWS Certified DevOps Engineer
2 2 (6.67%) AWS Certified Solutions Architect
2 2 (6.67%) AWS Certified SysOps Administrator
2 2 (6.67%) Computer Science Degree
3 1 (3.33%) BPSS Clearance
3 1 (3.33%) Postgraduate
3 1 (3.33%) SC Cleared
3 1 (3.33%) Security Cleared
Quality Assurance & Compliance
1 1 (3.33%) Accessibility
1 1 (3.33%) Data Quality
System Software
1 3 (10.00%) Docker
2 1 (3.33%) GridGain
Systems Management
1 6 (20.00%) Terraform
2 4 (13.33%) Ansible
2 4 (13.33%) Kubernetes
2 4 (13.33%) Puppet
3 3 (10.00%) Progress Chef
4 1 (3.33%) Ambari
4 1 (3.33%) ITRS Geneos
4 1 (3.33%) Packer
4 1 (3.33%) Rundeck
4 1 (3.33%) yum
4 1 (3.33%) ZABBIX
Vendors
1 8 (26.67%) Oracle
2 2 (6.67%) F5
2 2 (6.67%) Microsoft
2 2 (6.67%) Sybase
3 1 (3.33%) Google
3 1 (3.33%) IBM
3 1 (3.33%) Murex
3 1 (3.33%) ServiceNow
3 1 (3.33%) Solace