Period
to 20 January 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 20 January 2021 with a comparison to the same period in the previous 2 years.

Unix
UK > England
6 months to
20 Jan 2021
Same period 2020 Same period 2019
Rank 168 120 99
Rank change year-on-year -48 -21 -25
Permanent jobs citing Unix 1,174 3,129 4,452
As % of all permanent jobs advertised in England 2.05% 2.70% 3.20%
As % of the Operating Systems category 9.96% 11.96% 13.68%
Number of salaries quoted 1,095 2,466 3,566
Median annual salary £62,500 £55,000 £57,500
Median salary % change year-on-year +13.64% -4.35% +4.55%
10th Percentile £37,119 £32,500 £33,000
90th Percentile £87,500 £92,500 £90,000
UK median annual salary £60,000 £55,000 £55,000
% change year-on-year +9.09% - +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 England with a requirement for operating system skills.

All Operating Systems
England
Permanent vacancies with a requirement for operating system skills 11,787 26,156 32,550
As % of all permanent IT jobs advertised in England 20.58% 22.56% 23.41%
Number of salaries quoted 9,701 21,372 26,609
Median annual salary £50,000 £45,000 £47,500
Median salary % change year-on-year +11.11% -5.26% +5.56%
10th Percentile £27,500 £25,000 £25,750
90th Percentile £80,000 £80,000 £80,000
UK median annual salary £50,000 £45,000 £47,500
% change year-on-year +11.11% -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 20 January 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 20 January 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 -16 623 £72,500 +3.57% 105
Midlands +28 156 £57,500 +21.05% 30
South East -81 136 £55,000 +4.76% 31
North of England -36 133 £47,500 +5.56% 50
West Midlands +16 97 £65,500 +37.89% 18
North West -5 88 £50,000 +17.65% 24
South West -58 80 £52,500 +8.25% 23
East Midlands +45 58 £47,500 - 12
East of England +10 42 £72,500 +20.83% 22
Yorkshire -20 38 £42,500 -12.82% 21
North East -3 7 £41,500 +5.91% 5
Unix
UK

For the 6 months to 20 January 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.

1 777 (66.18%) Linux
2 481 (40.97%) Python
3 386 (32.88%) SQL
4 346 (29.47%) AWS
5 341 (29.05%) Java
6 340 (28.96%) DevOps
7 314 (26.75%) Finance
8 303 (25.81%) Windows
9 292 (24.87%) Agile Software Development
10 287 (24.45%) Oracle
11 243 (20.70%) Docker
12 240 (20.44%) Azure
13 225 (19.17%) Ansible
14 202 (17.21%) Puppet
15 198 (16.87%) Git (software)
16 191 (16.27%) Kubernetes
17 189 (16.10%) Shell Script
18 175 (14.91%) Terraform
19 171 (14.57%) Configuration Management
20 167 (14.22%) Bash Shell
21 150 (12.78%) Jenkins
22 143 (12.18%) Perl
23 138 (11.75%) Problem-Solving
24 132 (11.24%) Degree
25 127 (10.82%) Software Engineering
26 123 (10.48%) JavaScript
26 123 (10.48%) VMware
27 122 (10.39%) PL/SQL
28 121 (10.31%) SQL Server
28 121 (10.31%) Microsoft

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 61 (5.20%) Confluence
2 43 (3.66%) SAS
3 37 (3.15%) Apache
4 34 (2.90%) WebLogic
5 27 (2.30%) Elasticsearch
6 22 (1.87%) IIS
7 16 (1.36%) OpenStack
7 16 (1.36%) Tomcat
7 16 (1.36%) WebSphere
8 13 (1.11%) nginx
9 12 (1.02%) SharePoint
10 11 (0.94%) Apache Spark
10 11 (0.94%) JBoss
10 11 (0.94%) MTS
11 8 (0.68%) Cloud Foundry
12 7 (0.60%) Oracle Workflow
13 6 (0.51%) Camunda
14 5 (0.43%) GeoServer
15 4 (0.34%) CMS
15 4 (0.34%) Oracle SOA Suite
Applications
1 20 (1.70%) Microsoft Office
2 16 (1.36%) Microsoft Excel
3 11 (0.94%) Microsoft PowerPoint
3 11 (0.94%) MS Visio
4 2 (0.17%) Adobe XD
4 2 (0.17%) Microsoft Project
4 2 (0.17%) Photoshop
5 1 (0.085%) Chatbot
5 1 (0.085%) Quicktime
5 1 (0.085%) Spreadsheet
Business Applications
1 8 (0.68%) Remedy ITSM
2 4 (0.34%) Magento
2 4 (0.34%) Oracle Applications
2 4 (0.34%) Oracle EBS
2 4 (0.34%) Payment Gateway
3 3 (0.26%) FLEXCUBE
3 3 (0.26%) Oracle 11i
3 3 (0.26%) Oracle EBS R12
3 3 (0.26%) R3 Corda
4 2 (0.17%) SAP FI-CA
4 2 (0.17%) SAP PSCD
5 1 (0.085%) Dynamics AX
5 1 (0.085%) NetSuite
5 1 (0.085%) Oracle BPM
5 1 (0.085%) Oracle Retail
5 1 (0.085%) Shopify
5 1 (0.085%) Temenos T24
Cloud Services
1 346 (29.47%) AWS
2 240 (20.44%) Azure
3 64 (5.45%) GCP
4 49 (4.17%) AWS CloudFormation
5 45 (3.83%) Office 365
5 45 (3.83%) Power Platform
6 39 (3.32%) IaaS
7 35 (2.98%) Amazon ECS
8 31 (2.64%) PaaS
9 30 (2.56%) Amazon EKS
10 27 (2.30%) SaaS
11 26 (2.21%) Serverless
12 23 (1.96%) GitHub
13 20 (1.70%) Azure Active Directory
14 14 (1.19%) Amazon EC2
15 13 (1.11%) Amazon S3
16 12 (1.02%) AWS Lambda
16 12 (1.02%) OpenShift
17 9 (0.77%) Amazon SQS
17 9 (0.77%) Cloud Computing
Communications & Networking
1 117 (9.97%) TCP/IP
2 108 (9.20%) Firewall
3 71 (6.05%) DNS
4 39 (3.32%) VPN
5 33 (2.81%) Internet
6 29 (2.47%) DHCP
6 29 (2.47%) SSL
7 27 (2.30%) HTTP
7 27 (2.30%) SAN
8 21 (1.79%) OSPF
8 21 (1.79%) SSH
8 21 (1.79%) WAN
9 20 (1.70%) Intrusion Detection
9 20 (1.70%) LAN
10 19 (1.62%) VLAN
11 16 (1.36%) NAS
11 16 (1.36%) Wireshark
12 13 (1.11%) IPv4
13 12 (1.02%) 2G
13 12 (1.02%) BGP
Database & Business Intelligence
1 121 (10.31%) SQL Server
2 81 (6.90%) Oracle Database
3 66 (5.62%) MySQL
4 63 (5.37%) PostgreSQL
5 58 (4.94%) Hadoop
6 55 (4.68%) Big Data
7 49 (4.17%) BusinessObjects
8 47 (4.00%) Data Warehouse
8 47 (4.00%) Relational Database
9 45 (3.83%) Apache Hive
9 45 (3.83%) Power BI
10 44 (3.75%) MongoDB
10 44 (3.75%) NoSQL
11 41 (3.49%) Impala
12 38 (3.24%) Pentaho
13 28 (2.39%) SQL Server Integration Services
14 26 (2.21%) SQL Server Reporting Services
15 21 (1.79%) Redis
16 17 (1.45%) RDBMS
17 16 (1.36%) DB2
Development Applications
1 198 (16.87%) Git (software)
2 150 (12.78%) Jenkins
3 121 (10.31%) JIRA
4 73 (6.22%) GitLab
5 40 (3.41%) Selenium
6 30 (2.56%) Subversion
7 28 (2.39%) Atlassian Bamboo
8 26 (2.21%) Maven
9 25 (2.13%) Bitbucket
10 24 (2.04%) Cucumber
11 21 (1.79%) Eclipse
11 21 (1.79%) IntelliJ
12 20 (1.70%) JUnit
13 19 (1.62%) Postman
14 18 (1.53%) Team Foundation Server
15 17 (1.45%) JMeter
15 17 (1.45%) TeamCity
16 13 (1.11%) SoapUI
17 12 (1.02%) Gerrit
18 11 (0.94%) WebDriver
General
1 314 (26.75%) Finance
2 104 (8.86%) Banking
3 51 (4.34%) Front Office
4 48 (4.09%) Telecoms
5 46 (3.92%) Back Office
6 41 (3.49%) Marketing
7 35 (2.98%) Retail
8 31 (2.64%) Public Sector
9 29 (2.47%) Electronics
10 21 (1.79%) Manufacturing
11 20 (1.70%) Investment Banking
12 18 (1.53%) Financial Institution
13 13 (1.11%) Publishing
14 11 (0.94%) Advertising
14 11 (0.94%) Law
15 8 (0.68%) Aerospace
16 7 (0.60%) Italian Language
16 7 (0.60%) Local Government
17 6 (0.51%) Legal
18 5 (0.43%) Billing
Job Titles
1 206 (17.55%) Developer
2 150 (12.78%) DevOps Engineer
3 96 (8.18%) Linux Engineer
4 92 (7.84%) Analyst
5 85 (7.24%) Applications Support
6 73 (6.22%) Java Developer
7 64 (5.45%) Administrator
8 57 (4.86%) AWS Engineer
9 55 (4.68%) Platform Engineer
10 54 (4.60%) Unix Engineer
11 53 (4.51%) AWS DevOps
11 53 (4.51%) Systems Administrator
12 51 (4.34%) Architect
13 48 (4.09%) Data Engineer
13 48 (4.09%) Software Engineer
14 47 (4.00%) Site Reliability Engineer
15 43 (3.66%) AWS DevOps Engineer
16 42 (3.58%) Infrastructure Engineer
16 42 (3.58%) Site Engineer
17 41 (3.49%) Support Analyst
Libraries, Frameworks & Software Standards
1 67 (5.71%) XML
2 66 (5.62%) FIX Protocol
3 63 (5.37%) Node.js
4 58 (4.94%) Web Services
5 55 (4.68%) HTML
6 54 (4.60%) RESTful
7 53 (4.51%) Spring
8 50 (4.26%) Middleware
9 49 (4.17%) CSS
9 49 (4.17%) REST
10 40 (3.41%) .NET
10 40 (3.41%) SOAP
11 34 (2.90%) JSON
12 32 (2.73%) React
13 31 (2.64%) AngularJS
14 30 (2.56%) Kafka
15 29 (2.47%) HTML5
16 22 (1.87%) J2EE
17 19 (1.62%) RabbitMQ
18 18 (1.53%) Hibernate
Miscellaneous
1 120 (10.22%) Analytical Skills
2 80 (6.81%) Management Information System
3 41 (3.49%) Data Centre
4 39 (3.32%) Linux Command Line
4 39 (3.32%) SWIFT
4 39 (3.32%) Virtual Team
5 38 (3.24%) Self-Motivation
6 35 (2.98%) Public Cloud
7 32 (2.73%) Hedge funds
8 31 (2.64%) Equities
9 24 (2.04%) Cloud Native
9 24 (2.04%) Fixed Income
10 22 (1.87%) Derivative
11 20 (1.70%) Algorithms
12 17 (1.45%) Foreign Exchange (FX)
13 14 (1.19%) PKI
13 14 (1.19%) User Experience
14 12 (1.02%) Data Structures
14 12 (1.02%) Reference Data
15 11 (0.94%) Hybrid Cloud
Operating Systems
1 777 (66.18%) Linux
2 303 (25.81%) Windows
3 71 (6.05%) Red Hat Enterprise Linux
4 66 (5.62%) Windows Server
5 48 (4.09%) CentOS
6 46 (3.92%) Solaris
7 31 (2.64%) AIX
8 23 (1.96%) Ubuntu
9 16 (1.36%) CoreOS
9 16 (1.36%) zOS
10 15 (1.28%) Android
11 14 (1.19%) Windows Server 2012
12 12 (1.02%) SUSE
13 11 (0.94%) Mac OS
14 9 (0.77%) Windows Server 2016
15 8 (0.68%) Debian
15 8 (0.68%) Fedora
15 8 (0.68%) VMS
15 8 (0.68%) Windows Server 2008
16 7 (0.60%) Windows 10
Processes & Methodologies
1 340 (28.96%) DevOps
2 292 (24.87%) Agile Software Development
3 171 (14.57%) Configuration Management
4 138 (11.75%) Problem-Solving
5 127 (10.82%) Software Engineering
6 112 (9.54%) Scrum
7 107 (9.11%) Analytics
8 102 (8.69%) Test Automation
9 95 (8.09%) Continuous Integration
10 93 (7.92%) Site Reliability Engineering
11 90 (7.67%) Cybersecurity
12 84 (7.16%) Infrastructure as Code
13 83 (7.07%) SDLC
14 82 (6.98%) Computer Science
14 82 (6.98%) Mentoring
15 75 (6.39%) Information Security
15 75 (6.39%) Open Source
16 74 (6.30%) ITIL
17 67 (5.71%) Fintech
18 62 (5.28%) Infrastructure Engineering
Programming Languages
1 481 (40.97%) Python
2 386 (32.88%) SQL
3 341 (29.05%) Java
4 189 (16.10%) Shell Script
5 167 (14.22%) Bash Shell
6 143 (12.18%) Perl
7 123 (10.48%) JavaScript
8 122 (10.39%) PL/SQL
9 117 (9.97%) PowerShell
10 94 (8.01%) C++
11 61 (5.20%) C
12 60 (5.11%) Ruby
13 49 (4.17%) Go
14 47 (4.00%) C#
15 42 (3.58%) PHP
16 38 (3.24%) HiveQL
17 25 (2.13%) Scala
18 21 (1.79%) Kotlin
19 17 (1.45%) T-SQL
20 16 (1.36%) Java 8
Qualifications
1 132 (11.24%) Degree
2 51 (4.34%) Security Cleared
3 36 (3.07%) SC Cleared
4 34 (2.90%) Cisco Certification
5 31 (2.64%) CISSP
6 26 (2.21%) BPSS Clearance
6 26 (2.21%) Computer Science Degree
7 24 (2.04%) CCNA
8 18 (1.53%) Microsoft Certification
9 16 (1.36%) CISM
9 16 (1.36%) MCSE
9 16 (1.36%) RHCE
10 15 (1.28%) MCSA
11 12 (1.02%) (ISC)2 CCSP
11 12 (1.02%) CCNP
11 12 (1.02%) CCSP
11 12 (1.02%) GIAC
12 11 (0.94%) ISEB
12 11 (0.94%) Master's Degree
13 10 (0.85%) JNCIA
Quality Assurance & Compliance
1 74 (6.30%) QA
2 37 (3.15%) SLA
3 32 (2.73%) ISO/IEC 27001
4 20 (1.70%) GDPR
5 15 (1.28%) PCI DSS
6 14 (1.19%) Data Quality
7 12 (1.02%) NIST
8 10 (0.85%) COBIT
9 7 (0.60%) ISO 9001
9 7 (0.60%) NIST 800
10 5 (0.43%) Dodd-Frank
10 5 (0.43%) EMIR
10 5 (0.43%) MiFID
11 1 (0.085%) Cyber Essentials
11 1 (0.085%) FINRA
11 1 (0.085%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 243 (20.70%) Docker
2 98 (8.35%) Active Directory
3 82 (6.98%) VMware Infrastructure
4 41 (3.49%) HDFS
5 21 (1.79%) Virtual Machines
6 20 (1.70%) Firmware
7 19 (1.62%) Hyper-V
8 18 (1.53%) VMware ESXi
9 14 (1.19%) Oracle RAC
10 13 (1.11%) BitLocker
11 12 (1.02%) NFS
12 10 (0.85%) RHEV
13 9 (0.77%) Xen
14 8 (0.68%) KVM
15 5 (0.43%) Postfix
16 4 (0.34%) Samba
17 3 (0.26%) OCFS2
17 3 (0.26%) qmail
17 3 (0.26%) Sendmail
17 3 (0.26%) VMware Workstation
Systems Management
1 225 (19.17%) Ansible
2 202 (17.21%) Puppet
3 191 (16.27%) Kubernetes
4 175 (14.91%) Terraform
5 111 (9.45%) Opscode Chef
6 38 (3.24%) Prometheus
7 30 (2.56%) SCCM
8 29 (2.47%) Nagios
9 20 (1.70%) Grafana
9 20 (1.70%) Norton AntiVirus
10 18 (1.53%) Istio
11 15 (1.28%) Salt
12 12 (1.02%) CFEngine
12 12 (1.02%) Control-M
12 12 (1.02%) HAProxy
13 10 (0.85%) Oracle Enterprise Manager
13 10 (0.85%) SCOM
14 9 (0.77%) CSIRT
14 9 (0.77%) Oracle RMAN
15 8 (0.68%) Microsoft Data Protection Manager
Vendors
1 287 (24.45%) Oracle
2 123 (10.48%) VMware
3 121 (10.31%) Microsoft
4 95 (8.09%) Red Hat
5 63 (5.37%) IBM
6 58 (4.94%) Informatica
7 51 (4.34%) Cisco
7 51 (4.34%) Google
8 41 (3.49%) Cloudera
9 38 (3.24%) Sybase
9 38 (3.24%) Talend
10 28 (2.39%) SAP
11 20 (1.70%) Symantec
12 19 (1.62%) Atlassian
12 19 (1.62%) McAfee
12 19 (1.62%) TOWER Software
13 18 (1.53%) Dynatrace
13 18 (1.53%) Splunk
14 17 (1.45%) FireEye
14 17 (1.45%) ServiceNow