Period
to 28 September 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 28 September 2021 with a comparison to the same period in the previous 2 years.

Unix
UK > England
6 months to
28 Sep 2021
Same period 2020 Same period 2019
Rank 177 147 106
Rank change year-on-year -30 -41 -8
Permanent jobs citing Unix 2,241 1,017 3,982
As % of all permanent jobs advertised in England 2.07% 2.30% 3.09%
As % of the Operating Systems category 11.60% 10.78% 13.44%
Number of salaries quoted 1,232 770 2,753
10th Percentile £37,500 £37,375 £32,500
25th Percentile £47,500 £47,125 £41,250
Median annual salary (50th Percentile) £60,428 £62,500 £56,798
Median % change year-on-year -3.32% +10.04% +3.27%
75th Percentile £82,500 £75,938 £77,500
90th Percentile £95,000 £87,500 £92,500
UK median annual salary £60,000 £60,000 £55,000
% change year-on-year - +9.09% -

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 19,325 9,435 29,627
As % of all permanent IT jobs advertised in England 17.84% 21.34% 23.00%
Number of salaries quoted 13,684 7,949 23,909
10th Percentile £26,250 £29,000 £25,250
25th Percentile £35,461 £37,500 £32,500
Median annual salary (50th Percentile) £50,000 £50,000 £47,500
Median % change year-on-year - +5.26% -
75th Percentile £68,750 £67,500 £65,000
90th Percentile £85,000 £81,250 £81,250
UK median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -5.26%

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 28 September 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 28 September 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 -39 1,158 £70,000 - 178
South East +47 512 £52,500 - 48
Midlands -74 195 £51,000 -7.27% 47
North of England -38 188 £50,000 +11.11% 52
West Midlands -63 120 £55,000 - 39
North West -48 109 £51,500 +14.44% 34
South West -83 103 £45,000 -14.29% 27
East Midlands -55 75 £51,000 +7.37% 8
East of England -39 69 £55,000 +10.00% 24
Yorkshire -53 62 £45,000 -18.18% 12
North East -20 18 £45,345 +10.60% 6
Unix
UK

For the 6 months to 28 September 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 1,548 (69.08%) Linux
2 1,000 (44.62%) Python
3 918 (40.96%) Java
4 902 (40.25%) Finance
5 901 (40.21%) AWS
6 856 (38.20%) Agile Software Development
7 693 (30.92%) DevOps
8 646 (28.83%) Software Engineering
9 644 (28.74%) SQL
10 581 (25.93%) Ansible
11 547 (24.41%) Degree
12 540 (24.10%) Jenkins
13 535 (23.87%) Azure
14 524 (23.38%) Git (software)
15 520 (23.20%) Windows
16 512 (22.85%) Oracle
17 476 (21.24%) Computer Science
18 473 (21.11%) Relational Database
19 472 (21.06%) Docker
20 463 (20.66%) Banking
21 458 (20.44%) Spring
22 448 (19.99%) Microservices
23 444 (19.81%) Social Skills
24 443 (19.77%) Shell Script
25 423 (18.88%) PostgreSQL
26 398 (17.76%) Problem-Solving
27 397 (17.72%) Scrum
28 374 (16.69%) Kafka
29 373 (16.64%) VMware
30 356 (15.89%) React

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
1 322 (14.37%) Apache Spark
2 238 (10.62%) Apache
3 184 (8.21%) GemFire
4 66 (2.95%) Tomcat
5 63 (2.81%) Elasticsearch
6 61 (2.72%) Confluence
7 59 (2.63%) WebLogic
8 53 (2.37%) Cloud Foundry
9 43 (1.92%) JBoss
10 39 (1.74%) SAS
11 32 (1.43%) Oracle SOA Suite
12 30 (1.34%) Tornado
13 28 (1.25%) Jupyter
13 28 (1.25%) WebSphere
14 23 (1.03%) nginx
14 23 (1.03%) Oracle Service Bus
15 21 (0.94%) IIS
15 21 (0.94%) OpenStack
16 19 (0.85%) Apache Airflow
17 14 (0.62%) WebSphere Application Server
Applications
1 36 (1.61%) Microsoft Office
2 23 (1.03%) Microsoft Excel
3 17 (0.76%) MS Visio
4 16 (0.71%) Adobe Illustrator
4 16 (0.71%) GIMP
4 16 (0.71%) Photoshop
5 11 (0.49%) Microsoft PowerPoint
6 4 (0.18%) Microsoft Project
7 1 (0.045%) Adobe After Effects
7 1 (0.045%) Adobe XD
7 1 (0.045%) Figma
7 1 (0.045%) ImageReady
7 1 (0.045%) Sketch
Business Applications
1 10 (0.45%) Oracle Applications
2 5 (0.22%) NetSuite
2 5 (0.22%) SAP S/4HANA
3 4 (0.18%) Dynamics CRM
3 4 (0.18%) Remedy ITSM
3 4 (0.18%) Temenos T24
4 3 (0.13%) Dynamics AX
4 3 (0.13%) Eikon
4 3 (0.13%) Oracle EBS
4 3 (0.13%) Oracle EBS R12
5 2 (0.089%) Distributed Ledger
5 2 (0.089%) FLEXCUBE
5 2 (0.089%) Oracle CRM
5 2 (0.089%) R3 Corda
5 2 (0.089%) Refinitiv Enterprise Platform
5 2 (0.089%) SAP HCM
5 2 (0.089%) Temenos Globus
6 1 (0.045%) Oracle iProcurement
6 1 (0.045%) SAP FI-CA
6 1 (0.045%) SAP PSCD
Cloud Services
1 901 (40.21%) AWS
2 535 (23.87%) Azure
3 345 (15.39%) GitHub
4 291 (12.99%) GCP
5 192 (8.57%) Amazon Kinesis
6 155 (6.92%) SaaS
7 129 (5.76%) Serverless
8 117 (5.22%) PaaS
9 116 (5.18%) Amazon EC2
10 106 (4.73%) OpenShift
11 98 (4.37%) AWS CloudFormation
12 93 (4.15%) IaaS
13 90 (4.02%) Amazon S3
14 74 (3.30%) AWS Lambda
15 72 (3.21%) Cloud Computing
16 42 (1.87%) Amazon SQS
17 41 (1.83%) Microsoft 365
18 35 (1.56%) GitHub Actions
19 32 (1.43%) Amazon EKS
20 30 (1.34%) Amazon ECS
Communications & Networking
1 163 (7.27%) Firewall
2 108 (4.82%) DNS
3 103 (4.60%) TCP/IP
4 76 (3.39%) Internet
5 70 (3.12%) HTTP
6 63 (2.81%) VPN
7 40 (1.78%) SAN
8 36 (1.61%) IPv4
9 33 (1.47%) F5 BIG-IP LTM
10 32 (1.43%) Network Security
11 31 (1.38%) WAN
12 27 (1.20%) LAN
12 27 (1.20%) SSH
13 26 (1.16%) VLAN
14 25 (1.12%) F5 BIG-IP GTM
15 23 (1.03%) NAS
15 23 (1.03%) SSL
16 22 (0.98%) Cisco ASA
17 21 (0.94%) SMTP
18 19 (0.85%) DHCP
Database & Business Intelligence
1 473 (21.11%) Relational Database
2 423 (18.88%) PostgreSQL
3 307 (13.70%) NoSQL
4 245 (10.93%) HBase
4 245 (10.93%) Redis
5 244 (10.89%) MariaDB
6 222 (9.91%) MySQL
7 221 (9.86%) SQL Server
8 215 (9.59%) Big Data
9 155 (6.92%) Hadoop
10 149 (6.65%) Oracle Database
11 136 (6.07%) MongoDB
12 99 (4.42%) RDBMS
13 82 (3.66%) DB2
14 68 (3.03%) Amazon DynamoDB
15 67 (2.99%) Data Warehouse
16 61 (2.72%) Amazon RDS
17 42 (1.87%) Apache Cassandra
17 42 (1.87%) SQL Server Integration Services
18 39 (1.74%) Amazon Aurora
Development Applications
1 540 (24.10%) Jenkins
2 524 (23.38%) Git (software)
3 243 (10.84%) IntelliJ
4 233 (10.40%) Gradle
5 232 (10.35%) Eclipse
6 229 (10.22%) JIRA
7 219 (9.77%) Cucumber
8 207 (9.24%) JUnit
9 198 (8.84%) Sonatype Nexus
10 193 (8.61%) Storybook
11 192 (8.57%) Cypress.io
12 185 (8.26%) Mockito
13 184 (8.21%) Protractor
14 133 (5.93%) GitLab
15 125 (5.58%) Artifactory
16 92 (4.11%) SonarQube
17 57 (2.54%) Maven
18 52 (2.32%) Bitbucket
19 50 (2.23%) Subversion
20 44 (1.96%) Bitbucket Server
General
1 902 (40.25%) Finance
2 463 (20.66%) Banking
3 444 (19.81%) Social Skills
4 303 (13.52%) Inclusion and Diversity
5 277 (12.36%) Law
6 267 (11.91%) Analytical Skills
7 112 (5.00%) Investment Banking
8 108 (4.82%) Games
9 99 (4.42%) Front Office
10 83 (3.70%) Presentation Skills
11 74 (3.30%) Legal
12 72 (3.21%) Marketing
13 67 (2.99%) Public Sector
14 65 (2.90%) Back Office
15 59 (2.63%) Retail
16 49 (2.19%) Telecoms
17 39 (1.74%) Online Betting
18 38 (1.70%) Electronics
19 31 (1.38%) Advertising
20 25 (1.12%) Manufacturing
Job Titles
1 555 (24.77%) Developer
2 356 (15.89%) Software Engineer
3 186 (8.30%) Analyst
4 175 (7.81%) Java Developer
5 173 (7.72%) DevOps Engineer
6 130 (5.80%) Software Developer
7 111 (4.95%) Principal Engineer
8 110 (4.91%) Applications Support
8 110 (4.91%) Senior Software Engineer
9 109 (4.86%) Principal Software Engineer
10 104 (4.64%) Senior Developer
11 94 (4.19%) Support Analyst
12 90 (4.02%) Lead Developer
13 88 (3.93%) Linux Engineer
14 87 (3.88%) Administrator
15 77 (3.44%) Platform Engineer
16 76 (3.39%) Architect
17 69 (3.08%) Lead Software Engineer
18 63 (2.81%) Lead Software Developer
19 61 (2.72%) Site Reliability Engineer
Libraries, Frameworks & Software Standards
1 458 (20.44%) Spring
2 374 (16.69%) Kafka
3 356 (15.89%) React
4 352 (15.71%) RESTful
5 317 (14.15%) AngularJS
6 310 (13.83%) Node.js
7 264 (11.78%) CSS
8 250 (11.16%) RabbitMQ
9 240 (10.71%) JSON
10 236 (10.53%) Web Services
11 219 (9.77%) REST
12 216 (9.64%) Redux
13 200 (8.92%) Express
14 198 (8.84%) Play Framework
15 188 (8.39%) Spark Streaming
16 187 (8.34%) Tailwind CSS
16 187 (8.34%) Twitter Bootstrap
17 177 (7.90%) WireMock
18 157 (7.01%) Spring Boot
19 149 (6.65%) LAPP Stack
Miscellaneous
1 286 (12.76%) Linux Command Line
2 186 (8.30%) User Experience
3 134 (5.98%) Self-Motivation
4 125 (5.58%) Public Cloud
5 123 (5.49%) Derivative
6 118 (5.27%) Algorithms
7 106 (4.73%) Management Information System
8 80 (3.57%) Cloud Native
9 79 (3.53%) Data Centre
10 78 (3.48%) Equities
11 71 (3.17%) Virtual Team
12 69 (3.08%) Data Structures
13 59 (2.63%) Greenfield Project
14 53 (2.37%) Fixed Income
15 48 (2.14%) Foreign Exchange (FX)
16 44 (1.96%) Blog
17 43 (1.92%) Enterprise Software
18 37 (1.65%) Clustering
19 31 (1.38%) SWIFT
20 29 (1.29%) Cyberthreat
Operating Systems
1 1,548 (69.08%) Linux
2 520 (23.20%) Windows
3 152 (6.78%) Windows Server
4 87 (3.88%) Red Hat Enterprise Linux
5 83 (3.70%) Solaris
6 62 (2.77%) CentOS
7 35 (1.56%) AIX
7 35 (1.56%) Ubuntu
8 32 (1.43%) Mac OS
9 29 (1.29%) Android
10 19 (0.85%) Apple iOS
11 16 (0.71%) Windows 10
12 15 (0.67%) Windows Server 2008
13 13 (0.58%) HPUX
14 12 (0.54%) Embedded Linux
14 12 (0.54%) Oracle Linux
14 12 (0.54%) Windows Server 2012
15 11 (0.49%) Windows 7
15 11 (0.49%) Windows Server 2016
16 9 (0.40%) Mac OS X
Processes & Methodologies
1 856 (38.20%) Agile Software Development
2 693 (30.92%) DevOps
3 646 (28.83%) Software Engineering
4 476 (21.24%) Computer Science
5 448 (19.99%) Microservices
6 398 (17.76%) Problem-Solving
7 397 (17.72%) Scrum
8 343 (15.31%) TDD
9 310 (13.83%) Full Stack Development
10 286 (12.76%) Software Testing
11 269 (12.00%) OO
12 266 (11.87%) Continuous Integration
13 246 (10.98%) Digital Banking
14 236 (10.53%) Open Source
15 234 (10.44%) Test Automation
16 218 (9.73%) Site Reliability Engineering
17 204 (9.10%) Validation
18 200 (8.92%) Multithreading
19 197 (8.79%) High Availability
20 184 (8.21%) Cross-Browser Testing
Programming Languages
1 1,000 (44.62%) Python
2 918 (40.96%) Java
3 644 (28.74%) SQL
4 443 (19.77%) Shell Script
5 336 (14.99%) Bash Shell
6 333 (14.86%) JavaScript
7 241 (10.75%) C++
8 221 (9.86%) Groovy
8 221 (9.86%) Perl
9 186 (8.30%) PowerShell
10 181 (8.08%) C
11 173 (7.72%) C#
12 135 (6.02%) PL/SQL
13 103 (4.60%) Ruby
14 90 (4.02%) TypeScript
15 78 (3.48%) PHP
16 69 (3.08%) Go
17 68 (3.03%) Scala
18 67 (2.99%) R
19 45 (2.01%) Java 8
Qualifications
1 547 (24.41%) Degree
2 188 (8.39%) Oracle Certification
3 183 (8.17%) OCP
4 142 (6.34%) Security Cleared
5 124 (5.53%) Computer Science Degree
6 90 (4.02%) SC Cleared
7 32 (1.43%) RHCE
8 27 (1.20%) Cisco Certification
8 27 (1.20%) GIAC
9 23 (1.03%) CISSP
9 23 (1.03%) RHCSA
10 21 (0.94%) CCNP
11 19 (0.85%) Microsoft Certification
12 17 (0.76%) CCNA
12 17 (0.76%) Numerate Degree
13 16 (0.71%) AWS Certification
13 16 (0.71%) CEH
14 14 (0.62%) ISTQB Foundation Certification
14 14 (0.62%) OSCP
15 13 (0.58%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 154 (6.87%) QA
2 60 (2.68%) SLA
3 46 (2.05%) ISO/IEC 27001
4 41 (1.83%) MiFID
5 29 (1.29%) PCI DSS
6 25 (1.12%) EMIR
7 19 (0.85%) COBIT
8 18 (0.80%) GDPR
9 14 (0.62%) Accessibility
10 12 (0.54%) Data Quality
11 11 (0.49%) HL7
11 11 (0.49%) NIST
12 8 (0.36%) Cyber Essentials
13 6 (0.27%) ISO 15022
13 6 (0.27%) ISO 20022
14 5 (0.22%) ISO/IEC 20000
15 4 (0.18%) GLBA
15 4 (0.18%) GRC
15 4 (0.18%) Sarbanes-Oxley
16 2 (0.089%) NIST 800
System Software
1 472 (21.06%) Docker
2 245 (10.93%) VMware Infrastructure
3 204 (9.10%) HDFS
4 76 (3.39%) Active Directory
5 29 (1.29%) VMware ESXi
6 27 (1.20%) Hyper-V
7 26 (1.16%) Virtual Servers
8 17 (0.76%) Oracle RAC
9 13 (0.58%) vSphere
10 12 (0.54%) Virtual Machines
11 10 (0.45%) NFS
12 9 (0.40%) Apache ZooKeeper
13 8 (0.36%) Firmware
14 4 (0.18%) Sendmail
15 3 (0.13%) Apache Flume
15 3 (0.13%) Gluster
15 3 (0.13%) iptables
15 3 (0.13%) Xen
16 2 (0.089%) BitLocker
16 2 (0.089%) Ceph
Systems Management
1 581 (25.93%) Ansible
2 313 (13.97%) Kubernetes
3 291 (12.99%) Terraform
4 203 (9.06%) Puppet
5 174 (7.76%) Opscode Chef
6 43 (1.92%) Prometheus
7 35 (1.56%) Grafana
8 30 (1.34%) Nagios
9 28 (1.25%) CFEngine
10 19 (0.85%) Data Guard
10 19 (0.85%) Oracle RMAN
10 19 (0.85%) Salt
11 17 (0.76%) SCCM
12 12 (0.54%) Packer
13 11 (0.49%) HP Data Protector
13 11 (0.49%) Kibana
13 11 (0.49%) logstash
14 10 (0.45%) Docker Swarm
14 10 (0.45%) HAProxy
15 9 (0.40%) HP ALM
Vendors
1 512 (22.85%) Oracle
2 373 (16.64%) VMware
3 231 (10.31%) Microsoft
4 184 (8.21%) Okta
5 160 (7.14%) Red Hat
6 123 (5.49%) Google
7 105 (4.69%) IBM
8 99 (4.42%) Cisco
9 93 (4.15%) Sybase
10 62 (2.77%) ServiceNow
11 54 (2.41%) HP
12 52 (2.32%) Splunk
13 43 (1.92%) Dell
14 38 (1.70%) F5
15 35 (1.56%) Bloomberg
16 34 (1.52%) Atlassian
16 34 (1.52%) Informatica
16 34 (1.52%) NetApp
16 34 (1.52%) SAP
17 31 (1.38%) CheckPoint