Period
to 19 September 2020

The following table provides summary statistics for permanent job vacancies with a requirement for zsh skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited zsh over the 6 months to 19 September 2020 with a comparison to the same period in the previous 2 years.

zsh (Z shell)
UK
6 months to
19 Sep 2020
Same period 2019 Same period 2018
Rank 700 1082 1178
Rank change year-on-year +382 +96 +43
Permanent jobs citing zsh 5 2 3
As % of all permanent jobs advertised in the UK 0.010% 0.001% 0.002%
As % of the System Software category 0.054% 0.008% 0.012%
Number of salaries quoted 1 2 5
Median annual salary £85,000 £61,500 £60,000
Median salary % change year-on-year +38.21% +2.50% +26.32%
10th Percentile £80,000 £54,200 £55,000
90th Percentile £90,000 £72,800 £70,250
UK excluding London median annual salary - - £60,000

zsh is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for system software skills.

All System Software Skills
UK
Permanent vacancies with a requirement for system software skills 9,287 24,474 24,715
As % of all permanent IT jobs advertised in the UK 18.65% 17.32% 14.76%
Number of salaries quoted 7,760 20,016 20,173
Median annual salary £55,000 £50,000 £49,000
Median salary % change year-on-year +10.00% +2.04% +8.89%
10th Percentile £30,750 £25,500 £24,750
90th Percentile £87,500 £85,000 £81,250
UK excluding London median annual salary £46,820 £42,500 £42,500
% change year-on-year +10.16% - +10.39%

zsh
Job Vacancy Trend

Job postings citing zsh as a proportion of all IT jobs advertised.

Job vacancy trend for zsh in the UK

zsh
Salary Trend

3-month moving average salary quoted in jobs citing zsh.

Salary trend for zsh in the UK

zsh
Top 6 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing zsh within the UK over the 6 months to 19 September 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
England +377 5 £85,000 +38.21% 1
UK excluding London - 4 - - 1
North of England - 3 - - 1
North West - 3 - - 1
London +264 1 £85,000 +38.21%
East of England - 1 - -

For the 6 months to 19 September 2020, IT jobs citing zsh 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 with a requirement for zsh.

1 5 (100.00%) Linux
1 5 (100.00%) Python
1 5 (100.00%) Git (software)
1 5 (100.00%) AWS
1 5 (100.00%) Bash Shell
1 5 (100.00%) DevOps
1 5 (100.00%) Linux Command Line
2 4 (80.00%) Infrastructure as Code
2 4 (80.00%) Kubernetes
2 4 (80.00%) Terraform
2 4 (80.00%) NoSQL
2 4 (80.00%) HTTP
2 4 (80.00%) TCP/IP
3 3 (60.00%) N-Tier
3 3 (60.00%) SQL
3 3 (60.00%) REST
3 3 (60.00%) Azure
3 3 (60.00%) Event-Driven Architecture
3 3 (60.00%) Analytical Skills
3 3 (60.00%) Microservices
3 3 (60.00%) Enterprise Software
3 3 (60.00%) Public Cloud
3 3 (60.00%) GCP
3 3 (60.00%) Issue Tracking
4 2 (40.00%) Jenkins
4 2 (40.00%) Amazon EC2
5 1 (20.00%) Bourne shell
5 1 (20.00%) C-shell
5 1 (20.00%) OpenLDAP
5 1 (20.00%) NAS

zsh
Co-occurring IT Skills 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 1 (20.00%) Apache
1 1 (20.00%) MS Exchange
1 1 (20.00%) nginx
Cloud Services
1 5 (100.00%) AWS
2 3 (60.00%) Azure
2 3 (60.00%) GCP
3 2 (40.00%) Amazon EC2
4 1 (20.00%) AWS CloudFormation
4 1 (20.00%) AWS CodePipeline
4 1 (20.00%) AWS Lambda
4 1 (20.00%) Office 365
4 1 (20.00%) Serverless
Communications & Networking
1 4 (80.00%) HTTP
1 4 (80.00%) TCP/IP
2 1 (20.00%) BGP
2 1 (20.00%) Cisco IOS
2 1 (20.00%) DMZ
2 1 (20.00%) Firewall
2 1 (20.00%) FTP
2 1 (20.00%) HSRP
2 1 (20.00%) HTTPS
2 1 (20.00%) Multicast
2 1 (20.00%) NAS
2 1 (20.00%) OpenLDAP
2 1 (20.00%) OSPF
2 1 (20.00%) SMTP
2 1 (20.00%) SNMP
2 1 (20.00%) SSH
2 1 (20.00%) VLAN
2 1 (20.00%) VoIP
2 1 (20.00%) VPN
2 1 (20.00%) Wireshark
Database & Business Intelligence
1 4 (80.00%) NoSQL
2 1 (20.00%) Amazon Athena
2 1 (20.00%) Amazon Redshift
2 1 (20.00%) Apache Cassandra
2 1 (20.00%) Data Warehouse
2 1 (20.00%) Enterprise Data Warehouse
2 1 (20.00%) InfluxDB
2 1 (20.00%) KDB
2 1 (20.00%) Kdb+
2 1 (20.00%) MongoDB
2 1 (20.00%) PostgreSQL
2 1 (20.00%) RDBMS
2 1 (20.00%) Relational Database
2 1 (20.00%) SQL Server
Development Applications
1 5 (100.00%) Git (software)
2 2 (40.00%) Jenkins
3 1 (20.00%) Redmine
3 1 (20.00%) Subversion
General
1 1 (20.00%) Banking
1 1 (20.00%) Finance
Job Titles
1 3 (60.00%) Cloud Engineer
1 3 (60.00%) Security Engineer
2 1 (20.00%) Administrator
2 1 (20.00%) Cisco Administrator
2 1 (20.00%) Cisco Engineer
2 1 (20.00%) Cisco Network Administrator
2 1 (20.00%) Cisco Network Engineer
2 1 (20.00%) Data Engineer
2 1 (20.00%) Linux Administrator
2 1 (20.00%) Linux Engineer
2 1 (20.00%) Linux Systems Administrator
2 1 (20.00%) Linux Systems Engineer
2 1 (20.00%) Network Administrator
2 1 (20.00%) Network Engineer
2 1 (20.00%) Network Systems Engineer
2 1 (20.00%) Python Engineer
2 1 (20.00%) Systems Administrator
Libraries, Frameworks & Software Standards
1 3 (60.00%) REST
2 1 (20.00%) FIX Protocol
2 1 (20.00%) LAPP Stack
2 1 (20.00%) ZeroMQ
Miscellaneous
1 5 (100.00%) Linux Command Line
2 3 (60.00%) Analytical Skills
2 3 (60.00%) Enterprise Software
2 3 (60.00%) N-Tier
2 3 (60.00%) Public Cloud
3 1 (20.00%) Algorithms
3 1 (20.00%) Eurex
Operating Systems
1 5 (100.00%) Linux
2 1 (20.00%) CentOS
2 1 (20.00%) Debian
2 1 (20.00%) Kali Linux
2 1 (20.00%) Red Hat Enterprise Linux
2 1 (20.00%) SUSE
2 1 (20.00%) Windows
2 1 (20.00%) Windows Server
Processes & Methodologies
1 5 (100.00%) DevOps
2 4 (80.00%) Infrastructure as Code
3 3 (60.00%) Event-Driven Architecture
3 3 (60.00%) Issue Tracking
3 3 (60.00%) Microservices
4 1 (20.00%) Business Intelligence
4 1 (20.00%) Client Onboarding
4 1 (20.00%) Dashboard Development
4 1 (20.00%) Data Engineering
4 1 (20.00%) Deployment Automation
4 1 (20.00%) Dimensional Modelling
4 1 (20.00%) Kernel Tuning
4 1 (20.00%) Low Latency
4 1 (20.00%) Network Packet Analysis
Programming Languages
1 5 (100.00%) Bash Shell
1 5 (100.00%) Python
2 3 (60.00%) SQL
3 1 (20.00%) Bourne shell
3 1 (20.00%) C
3 1 (20.00%) C++
3 1 (20.00%) C-shell
3 1 (20.00%) Korn
3 1 (20.00%) Perl
3 1 (20.00%) PHP
3 1 (20.00%) PowerShell
3 1 (20.00%) Shell Script
Qualifications
1 1 (20.00%) CCIE
1 1 (20.00%) CCNA
1 1 (20.00%) CCNP
1 1 (20.00%) Cisco Certification
1 1 (20.00%) RHCE
1 1 (20.00%) RHCSA
System Software
1 1 (20.00%) BIND 9
1 1 (20.00%) Docker
1 1 (20.00%) LXC
1 1 (20.00%) Virtual Machines
1 1 (20.00%) VMware ESXi
1 1 (20.00%) VMware Infrastructure
Systems Management
1 4 (80.00%) Kubernetes
1 4 (80.00%) Terraform
2 1 (20.00%) Icinga
2 1 (20.00%) Nagios
2 1 (20.00%) Prometheus
Vendors
1 1 (20.00%) Bloomberg
1 1 (20.00%) Centreon
1 1 (20.00%) Cisco
1 1 (20.00%) CQG
1 1 (20.00%) Fidessa
1 1 (20.00%) HP
1 1 (20.00%) ION Trading
1 1 (20.00%) Microsoft
1 1 (20.00%) Patsystems
1 1 (20.00%) Red Hat
1 1 (20.00%) Reuters
1 1 (20.00%) Synology
1 1 (20.00%) Tableau
1 1 (20.00%) Trayport
1 1 (20.00%) VMware