Period
to

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Unix skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unix over the 6 months to 28 June 2022 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Unix
England > London
6 months to
28 Jun 2022
Same period 2021 Same period 2020
Rank 114 102 95
Rank change year-on-year -12 -7 -1
Contract jobs citing Unix 947 714 480
As % of all contract jobs advertised in London 2.42% 2.66% 2.77%
As % of the Operating Systems category 18.02% 18.87% 15.92%
Number of daily rates quoted 626 502 329
10th Percentile £456 £405 £350
25th Percentile £513 £463 £450
Median daily rate (50th Percentile) £600 £550 £525
Median % change year-on-year +9.09% +4.76% -4.55%
75th Percentile £675 £650 £638
90th Percentile £750 £700 £700
England median daily rate £550 £500 £490
% change year-on-year +10.00% +2.04% -2.00%
Number of hourly rates quoted 3 8 3
10th Percentile £65.15 - £37.50
25th Percentile £69.13 £24.35 £39.38
Median hourly rate £76.50 £57.73 £45.00
Median % change year-on-year +32.51% +28.29% -10.00%
75th Percentile £79.88 £60.00 £50.75
90th Percentile £81.45 £63.00 £52.70
England median hourly rate £76.50 £39.50 £45.00
% change year-on-year +93.67% -12.22% +45.16%

Unix is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for operating system skills.

All Operating Systems
London
Contract vacancies with a requirement for operating system skills 5,254 3,784 3,015
As % of all contract IT jobs advertised in London 13.43% 14.10% 17.37%
Number of daily rates quoted 3,847 2,644 2,159
10th Percentile £230 £280 £200
25th Percentile £413 £410 £363
Median daily rate (50th Percentile) £550 £500 £475
Median % change year-on-year +10.00% +5.26% -2.06%
75th Percentile £670 £613 £575
90th Percentile £763 £700 £663
England median daily rate £500 £450 £438
% change year-on-year +11.11% +2.86% -1.13%
Number of hourly rates quoted 85 47 62
10th Percentile £15.00 £14.90 £14.50
25th Percentile £21.00 £16.26 £18.70
Median hourly rate £23.91 £40.00 £25.00
Median % change year-on-year -40.23% +60.00% +19.05%
75th Percentile £46.50 £64.00 £47.83
90th Percentile £62.80 £68.40 £53.75
England median hourly rate £22.00 £17.63 £17.50
% change year-on-year +24.82% +0.71% -

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 28 June 2022.

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
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing Unix in London over the 6 months to 28 June 2022.

Hourly rate histogram 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 28 June 2022. 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 0 88 £593 +3.04% 28
East London -5 6 £520 +20.23% 6
West London -34 5 £458 +9.58% 9
South London -18 3 £670 +16.52% 4
Unix
England

For the 6 months to 28 June 2022, IT contractor jobs citing Unix also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the London region with a requirement for Unix.

1 632 (66.74%) Linux
2 396 (41.82%) SQL
3 330 (34.85%) Java
4 328 (34.64%) Windows
5 327 (34.53%) Finance
6 312 (32.95%) Python
7 245 (25.87%) Agile
8 243 (25.66%) Social Skills
9 240 (25.34%) Banking
10 218 (23.02%) DevOps
11 204 (21.54%) Oracle
12 199 (21.01%) AWS
13 166 (17.53%) Shell Script
14 149 (15.73%) Azure
15 142 (14.99%) CI/CD
16 136 (14.36%) Jenkins
17 135 (14.26%) Microsoft
18 134 (14.15%) Ansible
19 129 (13.62%) Front Office
20 126 (13.31%) SQL Server
20 126 (13.31%) Git (software)
21 123 (12.99%) Analytical Skills
22 115 (12.14%) Kubernetes
23 110 (11.62%) Investment Banking
23 110 (11.62%) JIRA
24 107 (11.30%) Docker
25 106 (11.19%) Spring
26 104 (10.98%) PowerShell
27 103 (10.88%) Middleware
28 102 (10.77%) Relational Database

Unix
Co-occurring IT Skills in London by Category

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

Application Platforms
1 50 (5.28%) Tomcat
2 49 (5.17%) Confluence
3 45 (4.75%) WebSphere
4 39 (4.12%) Red Hat Fuse
5 35 (3.70%) JBoss
6 34 (3.59%) Mule
7 31 (3.27%) OpenStack
8 26 (2.75%) Apache
9 25 (2.64%) WebSphere Application Server
10 23 (2.43%) IIS
11 19 (2.01%) WebLogic
12 17 (1.80%) Apache Spark
13 15 (1.58%) IBM HTTP Server
13 15 (1.58%) nginx
14 10 (1.06%) Cloud Foundry
15 9 (0.95%) SAS
16 8 (0.84%) Apache Airflow
17 7 (0.74%) Jetty
17 7 (0.74%) Oracle SOA Suite
18 6 (0.63%) PowerExchange
Applications
1 36 (3.80%) Microsoft Excel
2 34 (3.59%) Microsoft Office
3 16 (1.69%) Microsoft PowerPoint
4 10 (1.06%) MS Visio
5 9 (0.95%) Microsoft Project
6 1 (0.11%) Spreadsheet
Business Applications
1 23 (2.43%) ION MarketView
2 13 (1.37%) BusinessWorks
3 12 (1.27%) Oracle 11i
4 6 (0.63%) Actimize
4 6 (0.63%) Oracle Utilities
4 6 (0.63%) Payment Gateway
5 5 (0.53%) Oracle EBS
6 3 (0.32%) Advent Geneva
6 3 (0.32%) Oracle Applications
6 3 (0.32%) Oracle BPM
7 2 (0.21%) assyst
7 2 (0.21%) Eikon
7 2 (0.21%) Fidessa
7 2 (0.21%) Magento
7 2 (0.21%) Refinitiv Enterprise Platform
7 2 (0.21%) Remedy ITSM
7 2 (0.21%) RMDS
7 2 (0.21%) Shopify
7 2 (0.21%) TIBCO iProcess
7 2 (0.21%) WebTrends
Cloud Services
1 199 (21.01%) AWS
2 149 (15.73%) Azure
3 63 (6.65%) GCP
4 61 (6.44%) GitHub
5 54 (5.70%) PaaS
6 53 (5.60%) SaaS
7 45 (4.75%) IaaS
8 37 (3.91%) Azure DevOps
9 33 (3.48%) Amazon S3
10 30 (3.17%) OpenShift
11 22 (2.32%) Microsoft 365
12 19 (2.01%) Amazon EC2
13 16 (1.69%) Azure AKS
13 16 (1.69%) GitHub Actions
14 14 (1.48%) Serverless
15 13 (1.37%) Amazon EKS
15 13 (1.37%) AWS Lambda
15 13 (1.37%) Google Kubernetes Engine
16 12 (1.27%) Cloud Computing
17 10 (1.06%) Anthos
Communications & Networking
1 95 (10.03%) Firewall
2 59 (6.23%) DNS
3 53 (5.60%) SSL
4 44 (4.65%) TCP/IP
5 37 (3.91%) Network Security
6 35 (3.70%) HTTP
7 29 (3.06%) SSH
8 28 (2.96%) VPN
9 23 (2.43%) IPsec
10 20 (2.11%) DHCP
10 20 (2.11%) SAN
11 19 (2.01%) WAN
12 18 (1.90%) Internet
13 17 (1.80%) HTTPS
14 15 (1.58%) IKE
14 15 (1.58%) LAN
15 12 (1.27%) FTP
15 12 (1.27%) Multicast
16 11 (1.16%) MVNO
16 11 (1.16%) SS7
Database & Business Intelligence
1 126 (13.31%) SQL Server
2 102 (10.77%) Relational Database
3 57 (6.02%) Oracle Database
4 54 (5.70%) MySQL
5 49 (5.17%) Data Warehouse
6 38 (4.01%) PostgreSQL
7 31 (3.27%) SQL Server Integration Services
8 28 (2.96%) SQL Server Reporting Services
9 25 (2.64%) NoSQL
10 24 (2.53%) Oracle Database 12c
11 21 (2.22%) Big Data
11 21 (2.22%) MongoDB
11 21 (2.22%) Oracle Database 10g
12 20 (2.11%) Amazon RDS
13 19 (2.01%) RDBMS
14 16 (1.69%) DB2
14 16 (1.69%) Hadoop
14 16 (1.69%) Oracle Database 11g
15 14 (1.48%) Amazon Athena
16 13 (1.37%) Elasticsearch
Development Applications
1 136 (14.36%) Jenkins
2 126 (13.31%) Git (software)
3 110 (11.62%) JIRA
4 44 (4.65%) Subversion
5 37 (3.91%) Artifactory
5 37 (3.91%) Bitbucket
6 36 (3.80%) GitLab
7 33 (3.48%) TeamCity
8 29 (3.06%) Maven
9 26 (2.75%) JUnit
10 23 (2.43%) IBM UrbanCode
11 20 (2.11%) Selenium
12 18 (1.90%) Cucumber
13 16 (1.69%) jMock
14 15 (1.58%) Eclipse
15 13 (1.37%) Atlassian Bamboo
15 13 (1.37%) Octopus Deploy
15 13 (1.37%) Sonatype Nexus
16 12 (1.27%) CircleCI
16 12 (1.27%) SonarQube
General
1 327 (34.53%) Finance
2 243 (25.66%) Social Skills
3 240 (25.34%) Banking
4 129 (13.62%) Front Office
5 123 (12.99%) Analytical Skills
6 110 (11.62%) Investment Banking
7 28 (2.96%) Financial Institution
7 28 (2.96%) Public Sector
8 26 (2.75%) Back Office
8 26 (2.75%) Telecoms
9 24 (2.53%) Retail
10 20 (2.11%) Presentation Skills
11 15 (1.58%) Documentation Skills
12 14 (1.48%) Publishing
13 12 (1.27%) Legal
14 11 (1.16%) Games
15 7 (0.74%) Law
16 6 (0.63%) Electronics
17 5 (0.53%) International Banking
17 5 (0.53%) Manufacturing
Job Titles
1 242 (25.55%) Developer
2 112 (11.83%) Java Developer
3 105 (11.09%) Analyst
4 87 (9.19%) Support Analyst
5 83 (8.76%) Architect
6 57 (6.02%) DevOps Engineer
7 50 (5.28%) Senior Developer
8 46 (4.86%) Consultant
9 41 (4.33%) Applications Support
10 35 (3.70%) Administrator
11 34 (3.59%) Applications Support Analyst
11 34 (3.59%) Integration Developer
11 34 (3.59%) Unix Engineer
12 33 (3.48%) Software Engineer
13 30 (3.17%) Production Support Analyst
13 30 (3.17%) Security Engineer
14 28 (2.96%) Middleware Developer
14 28 (2.96%) Oracle Developer
15 27 (2.85%) Senior Java Developer
16 26 (2.75%) Electronic Trading Support
Libraries, Frameworks & Software Standards
1 106 (11.19%) Spring
2 103 (10.88%) Middleware
3 75 (7.92%) REST
3 75 (7.92%) XML
4 74 (7.81%) .NET
5 68 (7.18%) Web Services
6 49 (5.17%) Spring Boot
7 46 (4.86%) J2EE
8 43 (4.54%) JSON
9 41 (4.33%) Kafka
10 39 (4.12%) FIX Protocol
11 37 (3.91%) Apache Camel
12 35 (3.70%) HTML
13 34 (3.59%) JTA
13 34 (3.59%) JTS
14 33 (3.48%) Hibernate
14 33 (3.48%) Rendezvous
14 33 (3.48%) SOAP
15 32 (3.38%) CSS
16 30 (3.17%) Node.js
Miscellaneous
1 50 (5.28%) Equities
2 41 (4.33%) Fixed Income
3 38 (4.01%) Private Cloud
3 38 (4.01%) SWIFT
4 37 (3.91%) Foreign Exchange (FX)
4 37 (3.91%) Public Cloud
5 36 (3.80%) Derivative
6 34 (3.59%) Data Centre
7 32 (3.38%) Self-Motivation
8 28 (2.96%) PKI
9 27 (2.85%) Data Structures
10 25 (2.64%) Algorithms
10 25 (2.64%) Management Information System
11 21 (2.22%) Linux Command Line
12 17 (1.80%) Clustering
12 17 (1.80%) DataPower
13 16 (1.69%) Data Protection Act
13 16 (1.69%) Legacy Applications
14 15 (1.58%) Cloud Native
14 15 (1.58%) User Experience
Operating Systems
1 632 (66.74%) Linux
2 328 (34.64%) Windows
3 93 (9.82%) Red Hat Enterprise Linux
4 48 (5.07%) Windows Server
5 30 (3.17%) AIX
6 24 (2.53%) Solaris
7 23 (2.43%) CentOS
8 17 (1.80%) Mac OS X
9 14 (1.48%) VMS
10 13 (1.37%) Windows 10
11 12 (1.27%) Windows Server 2012
12 9 (0.95%) Mac OS
12 9 (0.95%) Ubuntu
13 7 (0.74%) HPUX
13 7 (0.74%) SUSE
14 5 (0.53%) Windows Server 2008
14 5 (0.53%) Windows Server 2019
15 4 (0.42%) Oracle Linux
15 4 (0.42%) Windows Server 2016
16 3 (0.32%) zOS
Processes & Methodologies
1 245 (25.87%) Agile
2 218 (23.02%) DevOps
3 142 (14.99%) CI/CD
4 99 (10.45%) Problem-Solving
5 96 (10.14%) ITIL
6 83 (8.76%) Analytics
7 81 (8.55%) Migration
8 73 (7.71%) High Availability
9 69 (7.29%) TDD
10 67 (7.07%) Software Engineering
11 63 (6.65%) Electronic Trading
11 63 (6.65%) Microservices
11 63 (6.65%) Test Automation
12 62 (6.55%) Scrum
13 59 (6.23%) Validation
14 58 (6.12%) Continuous Integration
15 57 (6.02%) Risk Management
16 52 (5.49%) ETL
16 52 (5.49%) OO
17 49 (5.17%) Stakeholder Management
Programming Languages
1 396 (41.82%) SQL
2 330 (34.85%) Java
3 312 (32.95%) Python
4 166 (17.53%) Shell Script
5 104 (10.98%) PowerShell
6 90 (9.50%) Perl
7 78 (8.24%) PL/SQL
8 74 (7.81%) JavaScript
9 69 (7.29%) Bash
9 69 (7.29%) C++
10 64 (6.76%) C#
11 63 (6.65%) C
12 46 (4.86%) Go
13 38 (4.01%) Scala
14 22 (2.32%) Korn
15 18 (1.90%) PHP
16 16 (1.69%) Ruby
17 12 (1.27%) VB
18 10 (1.06%) VBScript
19 9 (0.95%) R
Qualifications
1 66 (6.97%) Security Cleared
2 60 (6.34%) SC Cleared
3 53 (5.60%) Degree
4 24 (2.53%) Computer Science Degree
5 12 (1.27%) Cisco Certification
6 10 (1.06%) CISSP
7 7 (0.74%) CISM
8 5 (0.53%) CCNP
8 5 (0.53%) CISA
8 5 (0.53%) DV Cleared
8 5 (0.53%) ISTQB
8 5 (0.53%) Master's Degree
8 5 (0.53%) RHCE
9 4 (0.42%) AWS Certification
9 4 (0.42%) CCIE
9 4 (0.42%) CCIE Security
9 4 (0.42%) CEH
9 4 (0.42%) RHCSA
9 4 (0.42%) TOGAF Certification
9 4 (0.42%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 40 (4.22%) QA
2 9 (0.95%) Accessibility
2 9 (0.95%) GDPR
2 9 (0.95%) ISO/IEC 27001
2 9 (0.95%) SEPA
3 8 (0.84%) ISO 20022
3 8 (0.84%) NIST
4 7 (0.74%) PMO
5 5 (0.53%) Dodd-Frank
5 5 (0.53%) EMIR
5 5 (0.53%) MiFID
6 3 (0.32%) Data Quality
6 3 (0.32%) SLA
7 2 (0.21%) DICOM
7 2 (0.21%) HL7
7 2 (0.21%) WCAG
8 1 (0.11%) NCSC
8 1 (0.11%) PCI DSS
System Software
1 107 (11.30%) Docker
2 61 (6.44%) VMware Infrastructure
3 51 (5.39%) Active Directory
4 15 (1.58%) Oracle RAC
4 15 (1.58%) vCloud
4 15 (1.58%) VMware Workstation
5 13 (1.37%) Virtual Machines
6 12 (1.27%) Ceph
7 10 (1.06%) NFS
8 8 (0.84%) HDFS
8 8 (0.84%) XenApp
8 8 (0.84%) XenDesktop
9 6 (0.63%) VMware NSX
10 5 (0.53%) Samba
11 4 (0.42%) VMware ESXi
12 2 (0.21%) Hyper-V
12 2 (0.21%) Snort
12 2 (0.21%) Squid
12 2 (0.21%) Tivoli Workload Scheduler
12 2 (0.21%) vSphere
Systems Management
1 134 (14.15%) Ansible
2 115 (12.14%) Kubernetes
3 87 (9.19%) Terraform
4 65 (6.86%) Puppet
5 52 (5.49%) ITRS Geneos
6 31 (3.27%) BladeLogic
7 28 (2.96%) Grafana
8 21 (2.22%) Single Sign-On
9 17 (1.80%) Prometheus
10 13 (1.37%) Opscode Chef
10 13 (1.37%) SCCM
11 12 (1.27%) WebSphere Service Registry and Repository
12 10 (1.06%) Kibana
12 10 (1.06%) Oracle RMAN
13 8 (0.84%) Control-M
14 6 (0.63%) Nagios
14 6 (0.63%) NetBackup
14 6 (0.63%) Red Hat Satellite
15 5 (0.53%) logstash
15 5 (0.53%) SCOM
Vendors
1 204 (21.54%) Oracle
2 135 (14.26%) Microsoft
3 96 (10.14%) VMware
4 89 (9.40%) Splunk
5 76 (8.03%) IBM
6 75 (7.92%) Red Hat
7 46 (4.86%) Citrix
8 38 (4.01%) TIBCO
9 37 (3.91%) Sybase
10 31 (3.27%) Informatica
11 30 (3.17%) Google
12 28 (2.96%) ION Trading
13 27 (2.85%) Bloomberg
14 22 (2.32%) AppDynamics
15 21 (2.22%) CA
15 21 (2.22%) Reuters
15 21 (2.22%) Sun
16 19 (2.01%) HP
17 18 (1.90%) Atlassian
17 18 (1.90%) Dynatrace