Period
to

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Unix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Unix over the 6 months to 15 August 2022 with a comparison to the same period in the previous 2 years.

Unix
England > London
6 months to
15 Aug 2022
Same period 2021 Same period 2020
Rank 186 152 122
Rank change year-on-year -34 -30 -29
Permanent jobs citing Unix 1,609 1,097 721
As % of all permanent jobs advertised in London 2.26% 2.38% 2.80%
As % of the Operating Systems category 13.24% 14.73% 14.37%
Number of salaries quoted 686 665 569
10th Percentile £47,573 £50,000 £44,344
25th Percentile £57,500 £60,000 £55,000
Median annual salary (50th Percentile) £80,000 £72,500 £70,000
Median % change year-on-year +10.34% +3.57% -
75th Percentile £96,250 £87,500 £83,750
90th Percentile £110,000 £100,000 £97,500
England median annual salary £65,000 £62,500 £60,000
% change year-on-year +4.00% +4.17% +7.14%

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

All Operating Systems
London
Permanent vacancies with a requirement for operating system skills 12,152 7,448 5,016
As % of all permanent IT jobs advertised in London 17.06% 16.15% 19.51%
Number of salaries quoted 5,745 5,148 4,162
10th Percentile £32,500 £35,000 £35,000
25th Percentile £45,000 £47,500 £45,000
Median annual salary (50th Percentile) £65,000 £65,000 £62,500
Median % change year-on-year - +4.00% +4.17%
75th Percentile £85,000 £85,000 £77,500
90th Percentile £104,500 £97,500 £93,750
England median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - +5.26%

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
Salary Trend in London

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

Salary trend for Unix in London

Unix
Salary Histogram in London

Salary distribution for jobs citing Unix in London over the 6 months to 15 August 2022.

Salary histogram for Unix in London

Unix
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the London region over the 6 months to 15 August 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Central London -28 177 £82,500 +10.00% 51
West London +14 69 £75,000 +25.00% 8
South London -4 67 £80,000 +33.33% 1
East London -30 25 £90,000 +20.00% 4
North London - 10 - -
Unix
England

For the 6 months to 15 August 2022, IT 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 permanent job ads across the London region with a requirement for Unix.

1 963 (59.85%) Linux
2 776 (48.23%) Python
3 690 (42.88%) SQL
4 642 (39.90%) Finance
5 618 (38.41%) Java
6 602 (37.41%) Agile
7 573 (35.61%) AWS
8 467 (29.02%) CI/CD
9 465 (28.90%) Docker
10 424 (26.35%) Kubernetes
11 407 (25.30%) Azure
12 393 (24.43%) DevOps
13 392 (24.36%) Social Skills
14 388 (24.11%) Git (software)
15 383 (23.80%) JavaScript
16 370 (23.00%) Windows
17 344 (21.38%) TDD
18 340 (21.13%) Shell Script
19 333 (20.70%) Microservices
20 327 (20.32%) Software Engineering
21 312 (19.39%) Algorithms
22 305 (18.96%) Oracle
23 300 (18.65%) Test Automation
24 295 (18.33%) NoSQL
25 294 (18.27%) Problem-Solving
26 282 (17.53%) Microsoft
27 267 (16.59%) Computer Science
28 260 (16.16%) SQL Server
29 255 (15.85%) PostgreSQL
30 254 (15.79%) Mentoring

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
1 177 (11.00%) Apache Spark
2 95 (5.90%) Tomcat
3 45 (2.80%) Apache
4 40 (2.49%) JBoss
5 37 (2.30%) Apache Airflow
6 36 (2.24%) WebSphere
7 35 (2.18%) WebLogic
8 34 (2.11%) Tornado
9 27 (1.68%) Confluence
10 16 (0.99%) Jetty
11 14 (0.87%) OpenStack
12 13 (0.81%) Luigi
12 13 (0.81%) nginx
13 12 (0.75%) CMS
14 10 (0.62%) IIS
14 10 (0.62%) Jupyter
14 10 (0.62%) SharePoint
15 8 (0.50%) Apache Pig
15 8 (0.50%) Oracle SOA Suite
16 7 (0.44%) Apache TomEE
Applications
1 14 (0.87%) Microsoft Office
2 11 (0.68%) Microsoft Excel
3 6 (0.37%) Spreadsheet
4 5 (0.31%) Microsoft Project
4 5 (0.31%) MS Visio
5 3 (0.19%) Chatbot
6 1 (0.062%) Microsoft PowerPoint
Business Applications
1 32 (1.99%) Temenos T24
2 26 (1.62%) Fidessa
3 16 (0.99%) Dynamics CRM
4 8 (0.50%) Academy Revenues and Benefits
4 8 (0.50%) Oracle Applications
5 4 (0.25%) FLEXCUBE
6 3 (0.19%) ION MarketView
6 3 (0.19%) Payment Gateway
7 2 (0.12%) RMDS
8 1 (0.062%) Kondor
8 1 (0.062%) Markit EDM
8 1 (0.062%) NetSuite
Cloud Services
1 573 (35.61%) AWS
2 407 (25.30%) Azure
3 213 (13.24%) Serverless
4 210 (13.05%) GCP
5 171 (10.63%) AWS Lambda
6 151 (9.38%) OpenShift
7 128 (7.96%) Cloud Functions
8 106 (6.59%) GitHub
9 79 (4.91%) SaaS
10 78 (4.85%) Amazon EC2
11 49 (3.05%) Azure DevOps
12 44 (2.73%) Microsoft 365
13 43 (2.67%) Amazon S3
14 42 (2.61%) Cloud Computing
15 41 (2.55%) Amazon CloudWatch
16 39 (2.42%) Amazon ECS
17 34 (2.11%) IaaS
18 30 (1.86%) Amazon EKS
18 30 (1.86%) PaaS
19 29 (1.80%) CloudFront
Communications & Networking
1 167 (10.38%) Internet
2 105 (6.53%) Firewall
3 53 (3.29%) DNS
4 51 (3.17%) TCP/IP
5 45 (2.80%) HTTP
6 44 (2.73%) VPN
7 36 (2.24%) Network Security
8 24 (1.49%) LAN
8 24 (1.49%) WAN
9 20 (1.24%) DHCP
10 17 (1.06%) FIX Connectivity
11 14 (0.87%) SSL
12 12 (0.75%) Multicast
13 11 (0.68%) Intrusion Detection
13 11 (0.68%) VoIP
14 10 (0.62%) BIG-IP
14 10 (0.62%) Wireless
15 9 (0.56%) Broadband
15 9 (0.56%) ICMP
16 8 (0.50%) BGP
Database & Business Intelligence
1 295 (18.33%) NoSQL
2 260 (16.16%) SQL Server
3 255 (15.85%) PostgreSQL
4 253 (15.72%) MySQL
5 250 (15.54%) MongoDB
6 200 (12.43%) Relational Database
7 134 (8.33%) Apache Cassandra
8 127 (7.89%) Flink
9 75 (4.66%) Data Warehouse
10 68 (4.23%) Big Data
11 53 (3.29%) Amazon RDS
12 51 (3.17%) Elasticsearch
12 51 (3.17%) Oracle Database
12 51 (3.17%) Redis
13 46 (2.86%) RDBMS
14 43 (2.67%) Amazon Redshift
15 42 (2.61%) DB2
15 42 (2.61%) Hadoop
16 33 (2.05%) MariaDB
17 29 (1.80%) Looker
Development Applications
1 388 (24.11%) Git (software)
2 242 (15.04%) JIRA
3 213 (13.24%) Maven
4 193 (12.00%) Gradle
5 177 (11.00%) Jenkins
6 163 (10.13%) Ant
7 137 (8.51%) Subversion
8 69 (4.29%) GitLab
9 58 (3.60%) Cucumber
10 56 (3.48%) Selenium
11 41 (2.55%) JUnit
12 35 (2.18%) Mockito
13 29 (1.80%) JMeter
14 25 (1.55%) Bitbucket Server
14 25 (1.55%) IntelliJ
15 24 (1.49%) Bitbucket
15 24 (1.49%) REST Assured
16 22 (1.37%) TeamCity
17 21 (1.31%) Eclipse
18 19 (1.18%) SoapUI
General
1 642 (39.90%) Finance
2 392 (24.36%) Social Skills
3 249 (15.48%) Banking
4 206 (12.80%) Games
5 141 (8.76%) Analytical Skills
6 139 (8.64%) Manufacturing
7 95 (5.90%) Front Office
8 87 (5.41%) Back Office
9 66 (4.10%) Legal
10 64 (3.98%) Investment Banking
11 60 (3.73%) Retail
12 59 (3.67%) Marketing
13 54 (3.36%) Financial Institution
13 54 (3.36%) Inclusion and Diversity
14 49 (3.05%) Online Betting
15 43 (2.67%) Advertising
16 41 (2.55%) Public Sector
17 33 (2.05%) Electronics
18 26 (1.62%) Aerospace
19 22 (1.37%) Telecoms
Job Titles
1 330 (20.51%) Developer
2 174 (10.81%) Software Engineer
3 138 (8.58%) Java Engineer
4 134 (8.33%) Senior Java Engineer
5 129 (8.02%) Java Developer
6 106 (6.59%) DevOps Engineer
7 101 (6.28%) Analyst
8 96 (5.97%) Applications Support
9 85 (5.28%) Data Engineer
10 70 (4.35%) Architect
11 69 (4.29%) Senior Developer
12 60 (3.73%) Support Engineer
13 58 (3.60%) Cloud Engineer
13 58 (3.60%) Senior Software Engineer
14 51 (3.17%) Software Developer
15 49 (3.05%) Linux Engineer
15 49 (3.05%) Support Analyst
16 48 (2.98%) Administrator
17 45 (2.80%) Graduate
18 43 (2.67%) DBA
Libraries, Frameworks & Software Standards
1 235 (14.61%) RESTful
2 231 (14.36%) HTML
3 204 (12.68%) CSS
4 188 (11.68%) .NET
5 150 (9.32%) Spring
6 142 (8.83%) JDBC
7 134 (8.33%) ASP.NET
8 127 (7.89%) React
9 126 (7.83%) Kafka
9 126 (7.83%) REST
10 94 (5.84%) Node.js
11 90 (5.59%) FIX Protocol
11 90 (5.59%) Web Services
12 88 (5.47%) Spring Boot
13 63 (3.92%) AngularJS
14 57 (3.54%) RabbitMQ
15 47 (2.92%) GraphQL
16 45 (2.80%) XML
17 41 (2.55%) Middleware
18 40 (2.49%) JSON
Miscellaneous
1 312 (19.39%) Algorithms
2 239 (14.85%) Linux Command Line
3 227 (14.11%) Data Structures
4 147 (9.14%) Life Science
5 81 (5.03%) Self-Motivation
6 75 (4.66%) Fixed Income
7 72 (4.47%) Management Information System
8 70 (4.35%) User Experience
9 66 (4.10%) Derivative
10 63 (3.92%) Public Cloud
11 59 (3.67%) Cloud Native
12 58 (3.60%) Data Centre
13 51 (3.17%) Virtual Team
14 49 (3.05%) Sports Betting
15 47 (2.92%) Equities
16 42 (2.61%) Foreign Exchange (FX)
17 33 (2.05%) Data Protection Act
18 29 (1.80%) Hedge funds
18 29 (1.80%) Private Cloud
19 25 (1.55%) Blog
Operating Systems
1 963 (59.85%) Linux
2 370 (23.00%) Windows
3 99 (6.15%) Red Hat Enterprise Linux
4 73 (4.54%) Windows Server
5 53 (3.29%) Solaris
6 26 (1.62%) Android
7 25 (1.55%) Ubuntu
8 23 (1.43%) Embedded Linux
9 22 (1.37%) Apple iOS
10 12 (0.75%) AIX
11 11 (0.68%) CentOS
11 11 (0.68%) Mac OS X
12 10 (0.62%) Windows 10
13 7 (0.44%) VMS
14 6 (0.37%) Oracle Linux
14 6 (0.37%) Windows Server 2012
15 5 (0.31%) HPUX
16 4 (0.25%) SUSE
17 3 (0.19%) Windows 7
17 3 (0.19%) Windows Server 2016
Processes & Methodologies
1 602 (37.41%) Agile
2 467 (29.02%) CI/CD
3 393 (24.43%) DevOps
4 344 (21.38%) TDD
5 333 (20.70%) Microservices
6 327 (20.32%) Software Engineering
7 300 (18.65%) Test Automation
8 294 (18.27%) Problem-Solving
9 267 (16.59%) Computer Science
10 254 (15.79%) Mentoring
11 222 (13.80%) BDD
12 185 (11.50%) Disaster Recovery
13 170 (10.57%) MVC
14 168 (10.44%) High Availability
15 164 (10.19%) Continuous Integration
16 163 (10.13%) Scrum
17 160 (9.94%) Root Cause Analysis
18 155 (9.63%) OOP
19 148 (9.20%) Analytics
20 147 (9.14%) SDLC
Programming Languages
1 776 (48.23%) Python
2 690 (42.88%) SQL
3 618 (38.41%) Java
4 383 (23.80%) JavaScript
5 340 (21.13%) Shell Script
6 243 (15.10%) Perl
7 236 (14.67%) PowerShell
8 193 (12.00%) Ruby
9 174 (10.81%) PHP
10 165 (10.25%) Bash
11 152 (9.45%) C
12 136 (8.45%) C#
13 132 (8.20%) Go
14 130 (8.08%) C++
15 111 (6.90%) Scala
16 99 (6.15%) TypeScript
17 43 (2.67%) Kotlin
18 42 (2.61%) Clojure
19 39 (2.42%) PL/SQL
20 37 (2.30%) R
Qualifications
1 228 (14.17%) Degree
2 150 (9.32%) Computer Science Degree
3 30 (1.86%) Security Cleared
4 27 (1.68%) Cisco Certification
5 23 (1.43%) SC Cleared
6 20 (1.24%) ITIL Certification
7 18 (1.12%) CCNA
7 18 (1.12%) PhD
7 18 (1.12%) PMI Certification
8 16 (0.99%) Microsoft Certification
9 13 (0.81%) CISSP
10 12 (0.75%) MCSE
11 11 (0.68%) MCSA
12 10 (0.62%) CCNP
12 10 (0.62%) CISM
12 10 (0.62%) Master's Degree
13 8 (0.50%) CISA
13 8 (0.50%) GCIA
13 8 (0.50%) HNC
13 8 (0.50%) HND
Quality Assurance & Compliance
1 144 (8.95%) QA
2 42 (2.61%) SLA
3 40 (2.49%) GDPR
4 28 (1.74%) Data Quality
5 26 (1.62%) Accessibility
6 17 (1.06%) MiFID
7 14 (0.87%) PCI DSS
8 13 (0.81%) EMIR
8 13 (0.81%) GxP
9 12 (0.75%) ISO/IEC 27001
10 7 (0.44%) NIST
11 4 (0.25%) ISO 13485
12 3 (0.19%) IEC 62304
13 2 (0.12%) Sarbanes-Oxley
14 1 (0.062%) Cyber Essentials
14 1 (0.062%) GLP
14 1 (0.062%) ISO/IEC 20000
14 1 (0.062%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
14 1 (0.062%) PMO
14 1 (0.062%) SEPA
System Software
1 465 (28.90%) Docker
2 63 (3.92%) Active Directory
3 29 (1.80%) VMware Infrastructure
4 24 (1.49%) Virtual Machines
5 19 (1.18%) Apache ZooKeeper
6 18 (1.12%) Firmware
7 11 (0.68%) XenApp
8 10 (0.62%) XenDesktop
9 8 (0.50%) Hyper-V
9 8 (0.50%) Virtual Servers
10 6 (0.37%) DFS Replication
10 6 (0.37%) HDFS
11 5 (0.31%) VMware ESXi
12 3 (0.19%) VMware NSX
13 2 (0.12%) Citrix Hypervisor
13 2 (0.12%) etcd
13 2 (0.12%) KVM
13 2 (0.12%) Oracle RAC
13 2 (0.12%) oVirt
13 2 (0.12%) RHEV
Systems Management
1 424 (26.35%) Kubernetes
2 134 (8.33%) Ansible
3 131 (8.14%) Terraform
4 59 (3.67%) Puppet
5 48 (2.98%) Prometheus
6 36 (2.24%) Grafana
7 34 (2.11%) Opscode Chef
8 24 (1.49%) Control-M
9 16 (0.99%) Packer
10 14 (0.87%) SCCM
11 13 (0.81%) NetBackup
12 12 (0.75%) CA Service Virtualization
12 12 (0.75%) HAProxy
12 12 (0.75%) Kibana
13 11 (0.68%) Jamf Pro
14 10 (0.62%) Nagios
14 10 (0.62%) Single Sign-On
15 9 (0.56%) Docker Swarm
15 9 (0.56%) Nessus
16 8 (0.50%) Netcool
Vendors
1 305 (18.96%) Oracle
2 282 (17.53%) Microsoft
3 229 (14.23%) Google
4 117 (7.27%) Red Hat
5 65 (4.04%) Splunk
6 62 (3.85%) Sybase
7 50 (3.11%) VMware
8 42 (2.61%) Funding Circle
8 42 (2.61%) Sun
9 37 (2.30%) IBM
10 34 (2.11%) Reuters
11 32 (1.99%) Citrix
11 32 (1.99%) Temenos
12 31 (1.93%) Cisco
13 27 (1.68%) Stackify
14 26 (1.62%) AppDynamics
15 23 (1.43%) Bloomberg
15 23 (1.43%) ION Trading
15 23 (1.43%) ServiceNow
16 21 (1.31%) LexisNexis