Period
to 12 April 2021

The following table provides summary statistics for permanent job vacancies advertised in England 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 12 April 2021 with a comparison to the same period in the previous 2 years.

Unix
UK > England
6 months to
12 Apr 2021
Same period 2020 Same period 2019
Rank 162 144 97
Rank change year-on-year -18 -47 -6
Permanent jobs citing Unix 1,461 2,515 4,523
As % of all permanent jobs advertised in England 1.99% 2.40% 3.28%
As % of the Operating Systems category 10.07% 11.17% 14.03%
Number of salaries quoted 1,132 1,994 3,470
10th Percentile £36,500 £35,000 £32,500
25th Percentile £47,500 £43,750 £41,250
Median annual salary (50th Percentile) £65,000 £57,500 £55,000
Median % change year-on-year +13.04% +4.55% -
75th Percentile £77,500 £77,500 £75,000
90th Percentile £90,000 £92,500 £89,995
UK median annual salary £62,500 £57,500 £55,000
% change year-on-year +8.70% +4.55% +2.80%

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 England with a requirement for operating system skills.

All Operating Systems
England
Permanent vacancies with a requirement for operating system skills 14,509 22,507 32,238
As % of all permanent IT jobs advertised in England 19.73% 21.49% 23.36%
Number of salaries quoted 11,821 18,448 26,119
10th Percentile £27,500 £26,250 £26,000
25th Percentile £36,250 £32,938 £32,667
Median annual salary (50th Percentile) £50,000 £47,500 £47,500
Median % change year-on-year +5.26% - -
75th Percentile £67,500 £65,000 £65,000
90th Percentile £82,500 £80,000 £80,000
UK median annual salary £50,000 £47,500 £47,500
% change year-on-year +5.26% - +5.56%

Unix
Job Vacancy Trend in England

Job postings citing Unix as a proportion of all IT jobs advertised in England.

Job vacancy trend for Unix in England

Unix
Salary Trend in England

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

Salary trend for Unix in England

Unix
Salary Histogram in England

Salary distribution for jobs citing Unix in England over the 6 months to 12 April 2021.

Salary histogram for Unix in England

Unix
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the England region over the 6 months to 12 April 2021. 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
London -12 774 £74,375 +6.25% 120
South East -51 212 £45,750 -12.86% 40
North of England -3 196 £50,000 - 49
Midlands -13 156 £55,000 +15.79% 41
North West +22 121 £52,500 - 24
West Midlands +1 117 £60,000 +14.29% 33
Yorkshire -14 71 £42,500 -15.00% 13
South West -95 63 £50,000 - 23
East of England +7 60 £60,000 -14.29% 19
East Midlands +11 38 £45,000 +50.00% 8
North East -6 4 £47,500 +26.67% 12
Unix
UK

For the 6 months to 12 April 2021, 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 England region with a requirement for Unix.

1 1,022 (69.95%) Linux
2 599 (41.00%) Python
3 456 (31.21%) SQL
3 456 (31.21%) AWS
4 453 (31.01%) DevOps
5 443 (30.32%) Finance
6 429 (29.36%) Java
7 407 (27.86%) Windows
8 389 (26.63%) Agile Software Development
9 353 (24.16%) Docker
10 323 (22.11%) Azure
11 310 (21.22%) Oracle
12 293 (20.05%) Ansible
13 275 (18.82%) Git (software)
14 230 (15.74%) Kubernetes
15 223 (15.26%) Bash Shell
16 216 (14.78%) Configuration Management
17 213 (14.58%) Terraform
18 212 (14.51%) Jenkins
18 212 (14.51%) Degree
19 210 (14.37%) Puppet
20 199 (13.62%) Problem-Solving
21 184 (12.59%) JavaScript
22 173 (11.84%) SQL Server
23 170 (11.64%) Software Engineering
24 166 (11.36%) JIRA
25 165 (11.29%) Microsoft
26 163 (11.16%) Shell Script
26 163 (11.16%) VMware
27 155 (10.61%) Banking

Unix
Co-occurring IT Skills in England 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 79 (5.41%) Confluence
2 59 (4.04%) Apache
3 35 (2.40%) Apache Spark
3 35 (2.40%) Elasticsearch
4 27 (1.85%) WebLogic
5 25 (1.71%) OpenStack
6 22 (1.51%) IIS
6 22 (1.51%) nginx
6 22 (1.51%) SAS
7 17 (1.16%) Oracle SOA Suite
7 17 (1.16%) Tomcat
8 15 (1.03%) JBoss
9 14 (0.96%) GemFire
10 13 (0.89%) WebSphere
11 12 (0.82%) MTS
12 10 (0.68%) Cloud Foundry
13 8 (0.55%) SharePoint
14 7 (0.48%) CloudStack
14 7 (0.48%) Drupal
15 6 (0.41%) Camunda
Applications
1 18 (1.23%) Microsoft Excel
1 18 (1.23%) Microsoft Office
2 10 (0.68%) Microsoft PowerPoint
3 9 (0.62%) MS Visio
4 5 (0.34%) Adobe After Effects
4 5 (0.34%) Adobe XD
4 5 (0.34%) Figma
4 5 (0.34%) Sketch
5 2 (0.14%) Adobe Illustrator
5 2 (0.14%) GIMP
5 2 (0.14%) Photoshop
6 1 (0.068%) Microsoft Project
6 1 (0.068%) Quicktime
Business Applications
1 19 (1.30%) R3 Corda
2 9 (0.62%) Dynamics AX
2 9 (0.62%) NetSuite
3 3 (0.21%) Distributed Ledger
3 3 (0.21%) Magento
3 3 (0.21%) Oracle Applications
3 3 (0.21%) Payment Gateway
4 2 (0.14%) assyst
4 2 (0.14%) FLEXCUBE
4 2 (0.14%) Oracle 11i
4 2 (0.14%) Oracle EBS
4 2 (0.14%) Oracle EBS R12
4 2 (0.14%) Temenos T24
5 1 (0.068%) Oracle BPM
5 1 (0.068%) Remedy ITSM
5 1 (0.068%) RMDS
5 1 (0.068%) SAP FI-CA
5 1 (0.068%) SAP HCM
5 1 (0.068%) SAP PSCD
5 1 (0.068%) Sentinel
Cloud Services
1 456 (31.21%) AWS
2 323 (22.11%) Azure
3 129 (8.83%) GCP
4 79 (5.41%) AWS CloudFormation
5 74 (5.07%) IaaS
6 60 (4.11%) SaaS
7 57 (3.90%) Serverless
8 48 (3.29%) PaaS
9 47 (3.22%) GitHub
10 43 (2.94%) Amazon ECS
11 39 (2.67%) Microsoft 365
12 38 (2.60%) Amazon EKS
13 34 (2.33%) AWS Lambda
14 30 (2.05%) Amazon EC2
14 30 (2.05%) Amazon S3
15 28 (1.92%) Power Platform
16 19 (1.30%) Cloud Computing
16 19 (1.30%) OpenShift
17 17 (1.16%) Amazon CloudWatch
17 17 (1.16%) Azure Active Directory
Communications & Networking
1 133 (9.10%) Firewall
2 114 (7.80%) TCP/IP
3 72 (4.93%) DNS
4 53 (3.63%) VPN
5 43 (2.94%) VLAN
6 40 (2.74%) OSPF
7 39 (2.67%) SAN
8 34 (2.33%) HTTP
8 34 (2.33%) NAS
9 33 (2.26%) SSH
10 30 (2.05%) IPv4
10 30 (2.05%) SSL
11 27 (1.85%) DHCP
11 27 (1.85%) F5 BIG-IP LTM
11 27 (1.85%) Internet
12 23 (1.57%) LAN
13 22 (1.51%) WAN
14 19 (1.30%) BIG-IP
15 17 (1.16%) BGP
16 16 (1.10%) IPsec
Database & Business Intelligence
1 173 (11.84%) SQL Server
2 116 (7.94%) PostgreSQL
3 102 (6.98%) MySQL
4 98 (6.71%) Relational Database
5 72 (4.93%) Oracle Database
6 70 (4.79%) Data Warehouse
7 64 (4.38%) NoSQL
8 58 (3.97%) Hadoop
9 52 (3.56%) MongoDB
9 52 (3.56%) SQL Server Integration Services
9 52 (3.56%) SQL Server Reporting Services
10 40 (2.74%) Big Data
10 40 (2.74%) RDBMS
11 39 (2.67%) Redis
12 32 (2.19%) MariaDB
13 28 (1.92%) Power BI
14 27 (1.85%) Blockchain
15 24 (1.64%) Apache Hive
15 24 (1.64%) BusinessObjects
16 20 (1.37%) Amazon RDS
Development Applications
1 275 (18.82%) Git (software)
2 212 (14.51%) Jenkins
3 166 (11.36%) JIRA
4 101 (6.91%) GitLab
5 51 (3.49%) Cucumber
6 50 (3.42%) Selenium
7 45 (3.08%) JUnit
8 43 (2.94%) Subversion
9 42 (2.87%) Maven
9 42 (2.87%) Sonatype Nexus
10 39 (2.67%) Eclipse
10 39 (2.67%) IntelliJ
11 38 (2.60%) Atlassian Bamboo
12 37 (2.53%) Bitbucket
13 31 (2.12%) TeamCity
14 26 (1.78%) Gradle
15 22 (1.51%) Postman
15 22 (1.51%) SonarQube
16 20 (1.37%) Cypress.io
17 19 (1.30%) Mockito
General
1 443 (30.32%) Finance
2 155 (10.61%) Banking
3 74 (5.07%) Marketing
4 73 (5.00%) Back Office
5 65 (4.45%) Front Office
6 51 (3.49%) Public Sector
7 50 (3.42%) Electronics
8 47 (3.22%) Investment Banking
9 46 (3.15%) Telecoms
10 45 (3.08%) Retail
11 33 (2.26%) Law
12 27 (1.85%) Manufacturing
13 24 (1.64%) Financial Institution
14 21 (1.44%) Advertising
15 20 (1.37%) Games
15 20 (1.37%) Publishing
16 13 (0.89%) Automotive
16 13 (0.89%) Local Government
17 10 (0.68%) Legal
18 7 (0.48%) Online Betting
Job Titles
1 319 (21.83%) Developer
2 198 (13.55%) DevOps Engineer
3 113 (7.73%) Applications Support
4 111 (7.60%) Analyst
5 101 (6.91%) Java Developer
6 93 (6.37%) Linux Engineer
7 80 (5.48%) Architect
8 75 (5.13%) Support Analyst
9 69 (4.72%) Senior Developer
10 66 (4.52%) Software Engineer
11 62 (4.24%) Unix Engineer
12 57 (3.90%) AWS Engineer
13 54 (3.70%) Infrastructure Engineer
14 52 (3.56%) Applications Support Analyst
14 52 (3.56%) AWS DevOps
14 52 (3.56%) Platform Engineer
15 51 (3.49%) Administrator
16 44 (3.01%) AWS DevOps Engineer
17 42 (2.87%) Senior DevOps
17 42 (2.87%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 126 (8.62%) Node.js
2 117 (8.01%) Web Services
3 97 (6.64%) Spring
4 96 (6.57%) RESTful
5 93 (6.37%) REST
6 89 (6.09%) FIX Protocol
7 83 (5.68%) .NET
8 82 (5.61%) CSS
8 82 (5.61%) Kafka
8 82 (5.61%) React
9 74 (5.07%) HTML
10 71 (4.86%) XML
11 59 (4.04%) JSON
12 54 (3.70%) Middleware
13 51 (3.49%) AngularJS
14 39 (2.67%) Spring Boot
15 36 (2.46%) SOAP
16 34 (2.33%) Hibernate
17 32 (2.19%) Elastic Stack
17 32 (2.19%) HTML5
Miscellaneous
1 151 (10.34%) Analytical Skills
2 86 (5.89%) Management Information System
3 78 (5.34%) Linux Command Line
4 63 (4.31%) Public Cloud
5 62 (4.24%) Data Centre
6 61 (4.18%) Self-Motivation
7 55 (3.76%) Derivative
8 46 (3.15%) Equities
9 44 (3.01%) Fixed Income
9 44 (3.01%) SWIFT
10 37 (2.53%) Virtual Team
11 36 (2.46%) Foreign Exchange (FX)
12 35 (2.40%) PKI
13 28 (1.92%) Enterprise Software
14 27 (1.85%) Cloud Native
15 23 (1.57%) User Experience
16 22 (1.51%) Algorithms
17 20 (1.37%) Hedge funds
18 19 (1.30%) iPad
19 18 (1.23%) Hybrid Cloud
Operating Systems
1 1,022 (69.95%) Linux
2 407 (27.86%) Windows
3 99 (6.78%) Red Hat Enterprise Linux
4 82 (5.61%) Windows Server
5 57 (3.90%) CentOS
6 42 (2.87%) Solaris
6 42 (2.87%) Ubuntu
7 35 (2.40%) AIX
8 24 (1.64%) Android
9 19 (1.30%) Mac OS
10 18 (1.23%) Windows Server 2012
11 16 (1.10%) Apple iOS
12 13 (0.89%) zOS
13 12 (0.82%) Debian
13 12 (0.82%) SUSE
13 12 (0.82%) Windows Server 2016
14 11 (0.75%) Oracle Linux
15 10 (0.68%) CoreOS
15 10 (0.68%) Windows Server 2008
16 7 (0.48%) Windows 10
Processes & Methodologies
1 453 (31.01%) DevOps
2 389 (26.63%) Agile Software Development
3 216 (14.78%) Configuration Management
4 199 (13.62%) Problem-Solving
5 170 (11.64%) Software Engineering
6 138 (9.45%) Continuous Integration
7 136 (9.31%) Infrastructure as Code
8 131 (8.97%) Test Automation
9 126 (8.62%) Scrum
10 125 (8.56%) Computer Science
11 115 (7.87%) ITIL
12 112 (7.67%) Site Reliability Engineering
13 106 (7.26%) Microservices
14 104 (7.12%) SDLC
15 103 (7.05%) TDD
16 87 (5.95%) Software Testing
17 85 (5.82%) Analytics
18 82 (5.61%) Open Source
19 81 (5.54%) Cybersecurity
19 81 (5.54%) Fintech
Programming Languages
1 599 (41.00%) Python
2 456 (31.21%) SQL
3 429 (29.36%) Java
4 223 (15.26%) Bash Shell
5 184 (12.59%) JavaScript
6 163 (11.16%) Shell Script
7 153 (10.47%) Perl
8 149 (10.20%) PowerShell
9 118 (8.08%) C++
10 109 (7.46%) C#
11 85 (5.82%) C
12 84 (5.75%) PL/SQL
13 56 (3.83%) TypeScript
14 52 (3.56%) Ruby
15 47 (3.22%) Scala
16 45 (3.08%) Go
17 40 (2.74%) PHP
18 34 (2.33%) Groovy
19 31 (2.12%) Kotlin
20 21 (1.44%) Korn
Qualifications
1 212 (14.51%) Degree
2 77 (5.27%) Security Cleared
3 53 (3.63%) SC Cleared
4 45 (3.08%) Computer Science Degree
5 31 (2.12%) RHCE
6 28 (1.92%) CISSP
7 26 (1.78%) GIAC
8 24 (1.64%) Cisco Certification
9 23 (1.57%) Numerate Degree
10 19 (1.30%) CCNA
11 18 (1.23%) OCP
11 18 (1.23%) Oracle Certification
12 16 (1.10%) BPSS Clearance
13 15 (1.03%) Microsoft Certification
14 13 (0.89%) CCNP
14 13 (0.89%) SANS
15 12 (0.82%) MCSE
16 11 (0.75%) CISM
16 11 (0.75%) ISEB
16 11 (0.75%) MCSA
Quality Assurance & Compliance
1 93 (6.37%) QA
2 43 (2.94%) ISO/IEC 27001
3 37 (2.53%) SLA
4 29 (1.98%) PCI DSS
5 22 (1.51%) GDPR
6 17 (1.16%) MiFID
7 14 (0.96%) ISO 9001
8 12 (0.82%) COBIT
8 12 (0.82%) Data Quality
9 10 (0.68%) NIST
10 7 (0.48%) EMIR
11 5 (0.34%) Dodd-Frank
11 5 (0.34%) GRC
12 4 (0.27%) Cyber Essentials
13 3 (0.21%) FedRAMP
13 3 (0.21%) NIST 800
13 3 (0.21%) Sarbanes-Oxley
14 2 (0.14%) GLBA
15 1 (0.068%) Actionable Recommendations
15 1 (0.068%) Cyber Essentials PLUS
System Software
1 353 (24.16%) Docker
2 111 (7.60%) VMware Infrastructure
3 100 (6.84%) Active Directory
4 33 (2.26%) VMware ESXi
5 31 (2.12%) HDFS
6 26 (1.78%) Firmware
7 24 (1.64%) Oracle RAC
8 18 (1.23%) Virtual Machines
9 17 (1.16%) Hyper-V
10 10 (0.68%) BitLocker
11 8 (0.55%) NFS
12 7 (0.48%) KVM
12 7 (0.48%) Virtual Servers
13 6 (0.41%) Xen
14 5 (0.34%) Postfix
14 5 (0.34%) Veritas Cluster Server
14 5 (0.34%) vSphere
15 4 (0.27%) Samba
16 3 (0.21%) PowerHA
16 3 (0.21%) Terminal Services
Systems Management
1 293 (20.05%) Ansible
2 230 (15.74%) Kubernetes
3 213 (14.58%) Terraform
4 210 (14.37%) Puppet
5 118 (8.08%) Opscode Chef
6 54 (3.70%) Prometheus
7 31 (2.12%) Nagios
8 27 (1.85%) SCCM
9 25 (1.71%) Grafana
10 22 (1.51%) CFEngine
11 18 (1.23%) Oracle RMAN
12 15 (1.03%) Istio
13 12 (0.82%) Data Guard
13 12 (0.82%) ITRS Geneos
13 12 (0.82%) Norton AntiVirus
14 11 (0.75%) Rundeck
14 11 (0.75%) SCOM
15 10 (0.68%) HAProxy
15 10 (0.68%) Nmap
16 9 (0.62%) Salt
Vendors
1 310 (21.22%) Oracle
2 165 (11.29%) Microsoft
3 163 (11.16%) VMware
4 132 (9.03%) Red Hat
5 69 (4.72%) Google
6 60 (4.11%) Cisco
7 54 (3.70%) IBM
8 45 (3.08%) Sybase
9 43 (2.94%) Splunk
10 30 (2.05%) EMC
11 29 (1.98%) F5
12 27 (1.85%) Informatica
13 26 (1.78%) Cloudera
13 26 (1.78%) Dell
13 26 (1.78%) SAP
14 20 (1.37%) TOWER Software
15 19 (1.30%) Adobe
15 19 (1.30%) Isilon
15 19 (1.30%) ServiceNow
15 19 (1.30%) Veeam