Period
to 27 February 2020

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 27 February 2020 with a comparison to the same period in the previous 2 years.

Unix
England > London
6 months to
27 Feb 2020
Same period 2019 Same period 2018
Rank 116 93 68
Rank change year-on-year -23 -25 -11
Permanent jobs citing Unix 1,411 2,175 3,035
As % of all permanent IT jobs advertised in London 2.79% 3.47% 4.34%
As % of the Operating Systems category 13.53% 15.47% 18.00%
Number of salaries quoted 1,054 1,698 2,256
London median annual salary £70,000 £67,500 £65,000
Median salary % change year-on-year +3.70% +3.85% +8.33%
10th Percentile £42,500 £42,500 £41,250
90th Percentile £110,000 £100,000 £95,000
England median annual salary £57,500 £55,000 £55,000
% change year-on-year +4.55% - +4.76%

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 10,432 14,058 16,865
As % of all permanent IT jobs advertised in London 20.61% 22.41% 24.10%
Number of salaries quoted 8,436 11,668 14,048
London median annual salary £57,500 £60,000 £55,000
Median salary % change year-on-year -4.17% +9.09% -
10th Percentile £29,000 £30,000 £31,250
90th Percentile £90,000 £90,000 £85,000
England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

Unix
Job Vacancy Trend in London

Job postings citing Unix as a percentage of all IT jobs advertised in London.

Job vacancy trend for Unix in London

Unix
Salary Trend in London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Unix in London.

Salary trend for Unix in London

Unix
Salary Histogram in London

The salary distribution of IT jobs citing Unix in London over the 6 months to 27 February 2020.

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 27 February 2020. 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
Job
Vacancies
Central London -12 344 £75,000 +7.14% 69
West London +28 79 £65,000 +18.18% 23
South London +9 38 £75,000 +30.43% 2
East London +8 14 £55,000 +7.84% 11
North London -9 8 £55,000 +22.22% 3
Unix
England

For the 6 months to 27 February 2020, 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.

1 911 (64.56%) Linux
2 598 (42.38%) Finance
3 577 (40.89%) SQL
4 532 (37.70%) Java
5 494 (35.01%) Python
6 427 (30.26%) Agile Software Development
7 415 (29.41%) Windows
8 352 (24.95%) AWS
9 322 (22.82%) DevOps
10 321 (22.75%) Oracle
11 300 (21.26%) Docker
12 264 (18.71%) Git (software)
13 246 (17.43%) Kubernetes
14 230 (16.30%) Azure
15 219 (15.52%) Problem-Solving
16 202 (14.32%) Ansible
17 199 (14.10%) JavaScript
18 198 (14.03%) Banking
19 197 (13.96%) Bash Shell
19 197 (13.96%) Degree
20 187 (13.25%) Microservices
21 186 (13.18%) Software Engineering
22 176 (12.47%) TDD
23 175 (12.40%) Shell Script
24 168 (11.91%) Test Automation
25 162 (11.48%) Jenkins
26 161 (11.41%) QA
27 158 (11.20%) Continuous Integration
28 153 (10.84%) NoSQL
29 143 (10.13%) JIRA

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 47 (3.33%) Confluence
2 29 (2.06%) Apache Spark
3 24 (1.70%) Tomcat
4 19 (1.35%) IIS
5 18 (1.28%) Apache
5 18 (1.28%) MQSeries
6 15 (1.06%) SAS
7 13 (0.92%) JBoss
7 13 (0.92%) OpenStack
8 11 (0.78%) MS Exchange
9 10 (0.71%) GeoServer
10 9 (0.64%) Elasticsearch
10 9 (0.64%) Jupyter
11 8 (0.57%) nginx
12 7 (0.50%) Oracle Workflow
13 5 (0.35%) MTS
14 4 (0.28%) WebLogic
15 3 (0.21%) PowerExchange
15 3 (0.21%) SharePoint
15 3 (0.21%) WebSphere
Applications
1 21 (1.49%) MS Visio
2 16 (1.13%) Microsoft Office
3 12 (0.85%) Microsoft Excel
4 7 (0.50%) Microsoft PowerPoint
5 3 (0.21%) HipChat
5 3 (0.21%) Spreadsheet
Business Applications
1 23 (1.63%) Oracle EBS
2 20 (1.42%) Salerio
3 15 (1.06%) Oracle ERP
4 8 (0.57%) Dynamics CRM
5 7 (0.50%) Dynamics AX
5 7 (0.50%) Oracle Applications
5 7 (0.50%) R3 Corda
6 5 (0.35%) Oracle Payables
6 5 (0.35%) Oracle Procure-to-Pay
7 4 (0.28%) Oracle Cash Management
7 4 (0.28%) Oracle Subledger Accounting
8 3 (0.21%) Adobe Campaign
9 2 (0.14%) Oracle Financials
9 2 (0.14%) Rolfe and Nolan
9 2 (0.14%) Temenos T24
9 2 (0.14%) Unica
10 1 (0.071%) LatentZero
10 1 (0.071%) LongView
10 1 (0.071%) Summit
10 1 (0.071%) thinkFolio
Cloud Services
1 352 (24.95%) AWS
2 230 (16.30%) Azure
3 67 (4.75%) GCP
4 40 (2.83%) Cloud Computing
4 40 (2.83%) OpenShift
5 33 (2.34%) SaaS
6 31 (2.20%) Datadog
7 27 (1.91%) Office 365
7 27 (1.91%) Serverless
8 25 (1.77%) Amazon S3
9 21 (1.49%) Amazon EC2
9 21 (1.49%) AWS Lambda
10 20 (1.42%) IaaS
10 20 (1.42%) Power Platform
11 19 (1.35%) Amazon SQS
12 16 (1.13%) AWS CloudFormation
12 16 (1.13%) GitHub
13 15 (1.06%) Amazon Kinesis
14 14 (0.99%) BlazeMeter
15 13 (0.92%) Amazon EKS
Communications & Networking
1 80 (5.67%) TCP/IP
2 74 (5.24%) Firewall
3 55 (3.90%) DNS
4 49 (3.47%) HTTP
5 34 (2.41%) DHCP
6 32 (2.27%) Internet
7 29 (2.06%) LAN
8 28 (1.98%) Intrusion Detection
8 28 (1.98%) WAN
9 26 (1.84%) IPsec
10 23 (1.63%) HTTPS
11 20 (1.42%) FIX Connectivity
12 17 (1.20%) DMZ
12 17 (1.20%) VPN
13 14 (0.99%) MPLS
13 14 (0.99%) Network Security
13 14 (0.99%) SAN
14 10 (0.71%) SSL
15 8 (0.57%) VoIP
16 7 (0.50%) FTP
Database & Business Intelligence
1 153 (10.84%) NoSQL
2 119 (8.43%) SQL Server
3 118 (8.36%) MySQL
4 100 (7.09%) PostgreSQL
5 87 (6.17%) Relational Database
6 86 (6.09%) Oracle Database
7 75 (5.32%) Big Data
8 66 (4.68%) MongoDB
9 47 (3.33%) SQL Server Integration Services
10 37 (2.62%) Hadoop
11 35 (2.48%) RDBMS
11 35 (2.48%) SQL Server Reporting Services
12 34 (2.41%) Amazon RDS
12 34 (2.41%) Data Warehouse
13 32 (2.27%) Redis
14 28 (1.98%) Amazon Redshift
15 26 (1.84%) Pentaho
16 25 (1.77%) BusinessObjects
17 24 (1.70%) Oracle Reports
18 22 (1.56%) Blockchain
Development Applications
1 264 (18.71%) Git (software)
2 162 (11.48%) Jenkins
3 143 (10.13%) JIRA
4 55 (3.90%) Maven
5 44 (3.12%) Bitbucket
6 41 (2.91%) JMeter
7 39 (2.76%) LoadRunner
7 39 (2.76%) Selenium
8 34 (2.41%) Cucumber
8 34 (2.41%) Team Foundation Server
9 30 (2.13%) Subversion
9 30 (2.13%) Visual Studio
10 29 (2.06%) GitLab
11 27 (1.91%) Atlassian Bamboo
12 25 (1.77%) Gradle
12 25 (1.77%) Oracle Forms
13 24 (1.70%) Octopus Deploy
14 21 (1.49%) SpecFlow
15 20 (1.42%) Artifactory
15 20 (1.42%) NUnit
General
1 598 (42.38%) Finance
2 198 (14.03%) Banking
3 85 (6.02%) Front Office
4 51 (3.61%) Investment Banking
5 45 (3.19%) Public Sector
6 37 (2.62%) Financial Institution
7 35 (2.48%) Games
8 34 (2.41%) Law
9 27 (1.91%) Marketing
10 25 (1.77%) International Banking
11 20 (1.42%) Back Office
12 18 (1.28%) Telecoms
13 15 (1.06%) Retail
14 10 (0.71%) General Ledger
14 10 (0.71%) Pharmaceutical
14 10 (0.71%) Retail Banking
15 9 (0.64%) Advertising
16 8 (0.57%) Automotive
16 8 (0.57%) French Language
17 6 (0.43%) Local Government
Job Titles
1 363 (25.73%) Developer
2 173 (12.26%) Analyst
3 123 (8.72%) Java Developer
4 109 (7.73%) Software Engineer
5 106 (7.51%) DevOps Engineer
6 92 (6.52%) Support Analyst
7 80 (5.67%) Senior Developer
8 71 (5.03%) Applications Support
9 67 (4.75%) Support Engineer
10 62 (4.39%) Consultant
11 59 (4.18%) Junior
12 50 (3.54%) Applications Support Analyst
12 50 (3.54%) Linux Engineer
13 49 (3.47%) Python Developer
14 46 (3.26%) Java Engineer
15 43 (3.05%) Senior Software Engineer
16 42 (2.98%) Data Engineer
17 41 (2.91%) Java Software Engineer
17 41 (2.91%) Operations Engineer
18 40 (2.83%) Python Engineer
Libraries, Frameworks & Software Standards
1 120 (8.50%) RESTful
2 118 (8.36%) XML
3 108 (7.65%) Node.js
4 93 (6.59%) Web Services
5 90 (6.38%) CSS
5 90 (6.38%) HTML
5 90 (6.38%) REST
6 88 (6.24%) Spring
7 76 (5.39%) SOAP
8 75 (5.32%) FIX Protocol
9 68 (4.82%) .NET
10 61 (4.32%) JSON
11 58 (4.11%) Spring Boot
12 46 (3.26%) Kafka
13 44 (3.12%) LDAP
14 40 (2.83%) HTML5
15 39 (2.76%) Hibernate
16 38 (2.69%) XSD
17 35 (2.48%) J2EE
18 34 (2.41%) Elastic Stack
Miscellaneous
1 107 (7.58%) Analytical Skills
2 84 (5.95%) Management Information System
3 81 (5.74%) Fixed Income
4 70 (4.96%) Equities
5 64 (4.54%) Enterprise Software
6 59 (4.18%) Linux Command Line
7 56 (3.97%) Self-Motivation
8 55 (3.90%) Hedge funds
9 51 (3.61%) Public Cloud
10 47 (3.33%) Data Structures
11 45 (3.19%) Algorithms
12 44 (3.12%) Derivative
13 38 (2.69%) Foreign Exchange (FX)
14 30 (2.13%) Greenfield Project
15 29 (2.06%) SWIFT
16 28 (1.98%) Client/Server
17 23 (1.63%) Data Centre
18 22 (1.56%) Replication
19 19 (1.35%) Private Cloud
20 18 (1.28%) Mobile App
Operating Systems
1 911 (64.56%) Linux
2 415 (29.41%) Windows
3 92 (6.52%) Windows Server
4 76 (5.39%) Solaris
5 57 (4.04%) Mac OS X
6 37 (2.62%) Red Hat Enterprise Linux
7 36 (2.55%) Windows Server 2008
8 32 (2.27%) CentOS
9 29 (2.06%) Windows 7
10 28 (1.98%) Windows 10
11 19 (1.35%) Fedora
12 17 (1.20%) Apple iOS
13 14 (0.99%) Android
13 14 (0.99%) Kali Linux
14 13 (0.92%) Ubuntu
15 12 (0.85%) Oracle Linux
16 11 (0.78%) CoreOS
16 11 (0.78%) Mac OS
17 10 (0.71%) Windows Server 2012
18 9 (0.64%) zOS
Processes & Methodologies
1 427 (30.26%) Agile Software Development
2 322 (22.82%) DevOps
3 219 (15.52%) Problem-Solving
4 187 (13.25%) Microservices
5 186 (13.18%) Software Engineering
6 176 (12.47%) TDD
7 168 (11.91%) Test Automation
8 158 (11.20%) Continuous Integration
9 132 (9.36%) Computer Science
10 125 (8.86%) ITIL
11 119 (8.43%) Analytics
12 115 (8.15%) Mentoring
13 112 (7.94%) Scrum
14 110 (7.80%) BDD
15 107 (7.58%) Configuration Management
16 94 (6.66%) Fintech
17 91 (6.45%) SDLC
18 84 (5.95%) Open Source
19 81 (5.74%) Information Security
20 80 (5.67%) OO
Programming Languages
1 577 (40.89%) SQL
2 532 (37.70%) Java
3 494 (35.01%) Python
4 199 (14.10%) JavaScript
5 197 (13.96%) Bash Shell
6 175 (12.40%) Shell Script
7 132 (9.36%) PowerShell
8 125 (8.86%) Perl
9 108 (7.65%) C++
10 99 (7.02%) PL/SQL
11 88 (6.24%) C#
12 70 (4.96%) C
13 61 (4.32%) Java 8
13 61 (4.32%) Ruby
14 54 (3.83%) Go
15 42 (2.98%) PHP
16 28 (1.98%) Scala
17 24 (1.70%) T-SQL
18 19 (1.35%) Korn
18 19 (1.35%) TypeScript
Qualifications
1 197 (13.96%) Degree
2 75 (5.32%) Computer Science Degree
3 36 (2.55%) MCP
4 31 (2.20%) Microsoft Certification
5 23 (1.63%) CISSP
5 23 (1.63%) RHCE
6 15 (1.06%) CEH
6 15 (1.06%) PhD
7 14 (0.99%) Cisco Certification
7 14 (0.99%) Master's Degree
8 12 (0.85%) CISM
8 12 (0.85%) OSCP
9 11 (0.78%) CCNP
9 11 (0.78%) GIAC
9 11 (0.78%) Security Cleared
10 10 (0.71%) ITIL Certification
10 10 (0.71%) SANS
11 9 (0.64%) CREST Certified
11 9 (0.64%) MCSA
12 8 (0.57%) CCNA
Quality Assurance & Compliance
1 161 (11.41%) QA
2 69 (4.89%) SLA
3 24 (1.70%) GDPR
4 15 (1.06%) Data Quality
5 14 (0.99%) IFRS
6 13 (0.92%) Sarbanes-Oxley
7 11 (0.78%) ISO/IEC 20000
8 10 (0.71%) MiFID
9 8 (0.57%) Dodd-Frank
9 8 (0.57%) EMIR
10 5 (0.35%) ISO/IEC 27001
11 4 (0.28%) COBIT
12 3 (0.21%) Solvency II
13 2 (0.14%) FINRA
14 1 (0.071%) COSO
14 1 (0.071%) FATCA
14 1 (0.071%) NIST
14 1 (0.071%) PCI DSS
14 1 (0.071%) PSD2
System Software
1 300 (21.26%) Docker
2 87 (6.17%) Active Directory
3 34 (2.41%) VMware Infrastructure
4 24 (1.70%) Firmware
5 18 (1.28%) VMware ESXi
6 17 (1.20%) NFS
7 16 (1.13%) Hyper-V
8 12 (0.85%) LXC
9 11 (0.78%) VMware Workstation
10 8 (0.57%) Xen
11 7 (0.50%) OpenAM
12 6 (0.43%) Oracle RAC
13 5 (0.35%) Virtual Servers
13 5 (0.35%) vSphere
14 4 (0.28%) XenApp
15 3 (0.21%) ProxySG
15 3 (0.21%) VMware NSX
15 3 (0.21%) XenDesktop
16 2 (0.14%) HDFS
16 2 (0.14%) KVM
Systems Management
1 246 (17.43%) Kubernetes
2 202 (14.32%) Ansible
3 141 (9.99%) Terraform
4 91 (6.45%) Puppet
5 75 (5.32%) Opscode Chef
6 49 (3.47%) Nagios
7 43 (3.05%) Automic
8 27 (1.91%) Grafana
9 24 (1.70%) SCOM
10 20 (1.42%) Salt
11 19 (1.35%) Control-M
12 18 (1.28%) BladeLogic
13 16 (1.13%) Nessus
14 9 (0.64%) Data Guard
14 9 (0.64%) Graphite
15 8 (0.57%) CA Service Virtualization
15 8 (0.57%) Consul
15 8 (0.57%) Rancher
16 7 (0.50%) Cisco UCCX
16 7 (0.50%) SCCM
Vendors
1 321 (22.75%) Oracle
2 143 (10.13%) Microsoft
3 87 (6.17%) Red Hat
3 87 (6.17%) ServiceNow
4 85 (6.02%) VMware
5 65 (4.61%) Google
6 63 (4.46%) Splunk
7 49 (3.47%) Informatica
8 37 (2.62%) Atlassian
9 36 (2.55%) Sybase
10 35 (2.48%) HP
11 29 (2.06%) Citrix
12 24 (1.70%) Bloomberg
13 22 (1.56%) Cadence
13 22 (1.56%) Cisco
13 22 (1.56%) SAP
14 20 (1.42%) FactSet
15 17 (1.20%) CyberArk
15 17 (1.20%) NetApp
16 15 (1.06%) Murex