Period
to 16 October 2018

The following table provides summary statistics for permanent job vacancies advertised in Central 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 16 October 2018 with a comparison to the same period in the previous 2 years.

Unix
London > Central London
6 months to
16 Oct 2018
Same period 2017 Same period 2016
Rank 93 48 47
Rank change year-on-year -45 -1 -23
Permanent jobs citing Unix 486 631 809
As % of all permanent IT jobs advertised in Central London 3.44% 5.12% 5.43%
As % of the Operating Systems category 14.86% 20.24% 21.04%
Number of salaries quoted 433 566 722
Central London median annual salary £70,000 £65,000 £62,500
Median salary % change year-on-year +7.69% +4.00% +4.17%
10th Percentile £46,500 £40,500 £37,500
90th Percentile £111,000 £95,000 £108,750
London median annual salary £65,000 £62,500 £60,000
% change year-on-year +4.00% +4.17% -

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 Central London with a requirement for operating system skills.

All Operating Systems
Central London
Permanent vacancies with a requirement for operating system skills 3,270 3,118 3,845
As % of all permanent IT jobs advertised in Central London 23.15% 25.28% 25.81%
Number of salaries quoted 2,915 2,802 3,426
Central London median annual salary £60,000 £55,000 £55,000
Median salary % change year-on-year +9.09% - +4.76%
10th Percentile £29,000 £30,000 £30,000
90th Percentile £91,250 £85,000 £83,750
London median annual salary £57,500 £55,000 £55,000
% change year-on-year +4.55% - +4.76%

Unix
Job Vacancy Trend in Central London

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

Job vacancy trend for Unix in Central London

Unix
Salary Trend in Central London

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

Salary trend for Unix in Central London

Unix
Salary Histogram in Central London

The salary distribution of IT jobs citing Unix in Central London over the 6 months to 16 October 2018.

Salary histogram for Unix in Central London

Unix
Job Locations in Central London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the Central London region over the 6 months to 16 October 2018. 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
City of London -48 380 £70,000 +7.69% 80
West End of London -19 13 £55,000 -35.29% 12
City of Westminster +15 10 £67,500 -
Kensington and Chelsea -6 4 £52,500 -0.94%
Lambeth +2 3 - - 1
Unix
London

For the 6 months to 16 October 2018, 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 Central London region with a requirement for Unix.

1 325 (66.87%) Linux
2 291 (59.88%) Finance
3 197 (40.53%) Python
4 166 (34.16%) Java
5 163 (33.54%) SQL
6 131 (26.95%) Windows
7 99 (20.37%) Banking
8 97 (19.96%) Oracle
9 93 (19.14%) Shell Script
9 93 (19.14%) Degree
10 87 (17.90%) Perl
11 81 (16.67%) Agile Software Development
12 78 (16.05%) Computer Science
13 72 (14.81%) C++
13 72 (14.81%) Bash Shell
14 70 (14.40%) DevOps
15 65 (13.37%) Problem-Solving
16 59 (12.14%) Amazon AWS
17 58 (11.93%) Project Management
18 57 (11.73%) Computer Science Degree
19 52 (10.70%) Firewall
19 52 (10.70%) Multithreading
19 52 (10.70%) Low Latency
20 50 (10.29%) FIX Protocol
21 48 (9.88%) Derivative
21 48 (9.88%) SQL Server
21 48 (9.88%) OO
21 48 (9.88%) Solaris
21 48 (9.88%) Microsoft
22 47 (9.67%) Red Hat

Unix
Co-occurring IT Skills in Central 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 25 (5.14%) Apache
2 23 (4.73%) Tomcat
3 20 (4.12%) Apache Spark
4 11 (2.26%) OpenStack
5 8 (1.65%) JBoss
6 7 (1.44%) nginx
7 6 (1.23%) Oracle Workflow
7 6 (1.23%) SAS
8 5 (1.03%) CMS
9 4 (0.82%) Confluence
9 4 (0.82%) WebSphere
10 3 (0.62%) GlassFish
10 3 (0.62%) IIS
10 3 (0.62%) WordPress
11 2 (0.41%) Ethereum
11 2 (0.41%) MS Exchange
11 2 (0.41%) WebSphere Application Server
12 1 (0.21%) MQSeries
12 1 (0.21%) SharePoint
12 1 (0.21%) WebLogic
Applications
1 5 (1.03%) Microsoft Excel
2 4 (0.82%) Microsoft Office
3 3 (0.62%) Microsoft PowerPoint
3 3 (0.62%) MS Visio
3 3 (0.62%) Spreadsheet
Business Applications
1 2 (0.41%) Dynamics CRM
1 2 (0.41%) Magento
1 2 (0.41%) Salerio
1 2 (0.41%) SAP Hybris
1 2 (0.41%) Sentinel
2 1 (0.21%) Actimize
2 1 (0.21%) BusinessWorks
2 1 (0.21%) Infor M3
2 1 (0.21%) Kondor
Cloud Services
1 59 (12.14%) Amazon AWS
2 33 (6.79%) Microsoft Azure
3 9 (1.85%) IaaS
3 9 (1.85%) SaaS
4 7 (1.44%) Cloud Computing
5 6 (1.23%) GitHub
5 6 (1.23%) Google Cloud Platform
5 6 (1.23%) PaaS
6 4 (0.82%) AWS CloudFormation
6 4 (0.82%) Office 365
6 4 (0.82%) Virtual Private Cloud
7 3 (0.62%) Amazon EC2
7 3 (0.62%) CloudFront
8 2 (0.41%) Amazon S3
8 2 (0.41%) IBM Cloud
8 2 (0.41%) Route 53
8 2 (0.41%) Slack
8 2 (0.41%) SoftLayer
9 1 (0.21%) Datadog
9 1 (0.21%) DigitalOcean
Communications & Networking
1 52 (10.70%) Firewall
2 46 (9.47%) TCP/IP
3 24 (4.94%) Cisco ASA
3 24 (4.94%) DNS
4 21 (4.32%) F5 BIG-IP GTM
4 21 (4.32%) F5 BIG-IP LTM
5 20 (4.12%) SNMP
6 19 (3.91%) HTTP
6 19 (3.91%) Internet
7 16 (3.29%) WAN
8 15 (3.09%) LAN
9 14 (2.88%) SSH
10 13 (2.67%) SAN
11 12 (2.47%) SMTP
12 10 (2.06%) Network Security
13 9 (1.85%) DHCP
13 9 (1.85%) Intrusion Detection
14 8 (1.65%) BGP
15 6 (1.23%) FTP
15 6 (1.23%) SMS
Database & Business Intelligence
1 48 (9.88%) SQL Server
2 40 (8.23%) Relational Database
3 24 (4.94%) MySQL
4 23 (4.73%) Data Warehouse
5 17 (3.50%) Big Data
6 16 (3.29%) PostgreSQL
7 15 (3.09%) BusinessObjects
7 15 (3.09%) KDB
7 15 (3.09%) NoSQL
8 14 (2.88%) Hadoop
8 14 (2.88%) Oracle Database
9 12 (2.47%) QlikView
10 11 (2.26%) SQL Server Integration Services
11 9 (1.85%) Apache Hive
12 8 (1.65%) Apache Cassandra
13 7 (1.44%) Blockchain
13 7 (1.44%) Oracle Reports
13 7 (1.44%) RDBMS
14 6 (1.23%) DB2
14 6 (1.23%) SQL Server Reporting Services
Development Applications
1 41 (8.44%) Git (software)
2 28 (5.76%) Jenkins
3 24 (4.94%) Maven
4 12 (2.47%) Subversion
5 11 (2.26%) Gradle
5 11 (2.26%) JIRA
6 9 (1.85%) Hudson
7 8 (1.65%) Cucumber
8 6 (1.23%) GitLab
9 5 (1.03%) Atlassian Bamboo
9 5 (1.03%) Eclipse
9 5 (1.03%) Metasploit
10 4 (0.82%) JMeter
10 4 (0.82%) LoadRunner
10 4 (0.82%) ProC
11 3 (0.62%) Emacs
11 3 (0.62%) PEAR
11 3 (0.62%) Selenium
11 3 (0.62%) SQL Server Management Studio (SSMS)
11 3 (0.62%) TeamCity
General
1 291 (59.88%) Finance
2 99 (20.37%) Banking
3 44 (9.05%) Front Office
4 35 (7.20%) Advertising
5 27 (5.56%) Financial Institution
6 24 (4.94%) Back Office
7 17 (3.50%) Investment Banking
8 11 (2.26%) Retail
9 7 (1.44%) Telecoms
10 6 (1.23%) Law
10 6 (1.23%) Marketing
11 4 (0.82%) Games
12 3 (0.62%) Publishing
13 2 (0.41%) Spanish Language
14 1 (0.21%) German Language
14 1 (0.21%) International Banking
14 1 (0.21%) Prime Brokerage
14 1 (0.21%) Retail Banking
14 1 (0.21%) Synthetic Prime Brokerage
14 1 (0.21%) Wholesale Banking
Job Titles
1 133 (27.37%) Developer
2 82 (16.87%) Analyst
3 56 (11.52%) Java Developer
4 45 (9.26%) Applications Support
4 45 (9.26%) Support Analyst
5 40 (8.23%) Administrator
6 36 (7.41%) C++ Developer
7 33 (6.79%) Systems Administrator
8 28 (5.76%) Linux Administrator
9 27 (5.56%) Applications Support Analyst
9 27 (5.56%) Linux Systems Administrator
9 27 (5.56%) Network Engineer
10 25 (5.14%) DevOps Engineer
10 25 (5.14%) Support Engineer
11 20 (4.12%) Senior Developer
12 17 (3.50%) Technical Support
13 13 (2.67%) Banking Analyst
13 13 (2.67%) Technical Engineer
14 12 (2.47%) Python Developer
14 12 (2.47%) QA Engineer
Libraries, Frameworks & Software Standards
1 50 (10.29%) FIX Protocol
2 41 (8.44%) XML
3 38 (7.82%) LDAP
4 33 (6.79%) JSON
4 33 (6.79%) Web Services
5 32 (6.58%) HTML
6 30 (6.17%) Spring
7 27 (5.56%) .NET
8 25 (5.14%) Regular Expression
9 24 (4.94%) Kafka
10 20 (4.12%) 802.1X
11 18 (3.70%) Middleware
12 16 (3.29%) Spring Boot
13 13 (2.67%) J2EE
14 12 (2.47%) Elastic Stack
15 11 (2.26%) REST
15 11 (2.26%) XML Schema
16 10 (2.06%) Django
16 10 (2.06%) Hibernate
16 10 (2.06%) React
Miscellaneous
1 78 (16.05%) Computer Science
2 48 (9.88%) Derivative
3 41 (8.44%) Greenfield Project
4 34 (7.00%) Fintech
4 34 (7.00%) Foreign Exchange (FX)
5 30 (6.17%) Analytical Skills
6 29 (5.97%) Equities
7 26 (5.35%) Fixed Income
8 23 (4.73%) Management Information System
9 20 (4.12%) Algorithms
10 16 (3.29%) Enterprise Software
11 15 (3.09%) SWIFT
12 13 (2.67%) Data Centre
12 13 (2.67%) Hedge funds
13 11 (2.26%) Linux Command Line
14 9 (1.85%) Data Structures
15 8 (1.65%) iPad
16 7 (1.44%) Cyber Kill Chain
17 6 (1.23%) Credit Risk
17 6 (1.23%) Reference Data
Operating Systems
1 325 (66.87%) Linux
2 131 (26.95%) Windows
3 48 (9.88%) Solaris
4 35 (7.20%) Red Hat Enterprise Linux
5 34 (7.00%) AIX
6 32 (6.58%) HPUX
7 24 (4.94%) Mac OS X
8 20 (4.12%) CentOS
9 19 (3.91%) Windows Server
10 9 (1.85%) Windows Server 2008
10 9 (1.85%) Windows Server 2012
11 7 (1.44%) Windows Server 2003
11 7 (1.44%) Windows XP
12 5 (1.03%) Debian
12 5 (1.03%) Ubuntu
13 3 (0.62%) Android
13 3 (0.62%) Apple iOS
14 2 (0.41%) Fedora
14 2 (0.41%) Kali Linux
14 2 (0.41%) zOS
Processes & Methodologies
1 81 (16.67%) Agile Software Development
2 70 (14.40%) DevOps
3 65 (13.37%) Problem-Solving
4 58 (11.93%) Project Management
5 52 (10.70%) Low Latency
5 52 (10.70%) Multithreading
6 48 (9.88%) OO
7 46 (9.47%) Open Source
8 38 (7.82%) Continuous Improvement
9 37 (7.61%) SDLC
10 34 (7.00%) Configuration Management
10 34 (7.00%) ITIL
11 33 (6.79%) Mathematics
12 32 (6.58%) Continuous Integration
12 32 (6.58%) Test Automation
13 30 (6.17%) TDD
14 29 (5.97%) Time Management
15 28 (5.76%) Business Intelligence
15 28 (5.76%) Multithreaded Programming
16 27 (5.56%) Root Cause Analysis
Programming Languages
1 197 (40.53%) Python
2 166 (34.16%) Java
3 163 (33.54%) SQL
4 93 (19.14%) Shell Script
5 87 (17.90%) Perl
6 72 (14.81%) Bash Shell
6 72 (14.81%) C++
7 39 (8.02%) JavaScript
8 37 (7.61%) C#
9 32 (6.58%) C
9 32 (6.58%) PowerShell
10 30 (6.17%) Scala
11 22 (4.53%) PL/SQL
11 22 (4.53%) Ruby
12 18 (3.70%) Korn
13 17 (3.50%) VB
14 14 (2.88%) Java 8
15 7 (1.44%) T-SQL
16 6 (1.23%) PHP
16 6 (1.23%) R
Qualifications
1 93 (19.14%) Degree
2 57 (11.73%) Computer Science Degree
3 27 (5.56%) CCNP
3 27 (5.56%) Cisco Certification
4 21 (4.32%) CCIE
5 11 (2.26%) CISM
5 11 (2.26%) CISSP
6 7 (1.44%) CCNA
6 7 (1.44%) Microsoft Certification
7 6 (1.23%) VERITAS Certified Professional (VCP)
7 6 (1.23%) VMware Certified Professional (VCP)
8 5 (1.03%) MCSE
8 5 (1.03%) RHCE
8 5 (1.03%) Security Cleared
9 4 (0.82%) ITIL Foundation Certificate
9 4 (0.82%) Master's Degree
9 4 (0.82%) MCSA
9 4 (0.82%) Numerate Degree
10 3 (0.62%) JNCIS
10 3 (0.62%) SC Cleared
Quality Assurance & Compliance
1 31 (6.38%) QA
2 10 (2.06%) Data Quality
2 10 (2.06%) SLA
3 8 (1.65%) ISO 20022
3 8 (1.65%) SEPA
4 3 (0.62%) COBIT
4 3 (0.62%) MiFID
5 2 (0.41%) Sarbanes-Oxley
5 2 (0.41%) Solvency II
6 1 (0.21%) GDPR
6 1 (0.21%) ISO/IEC 27001
6 1 (0.21%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 43 (8.85%) Active Directory
2 28 (5.76%) Docker
3 24 (4.94%) VMware Infrastructure
4 9 (1.85%) Hyper-V
5 7 (1.44%) KVM
5 7 (1.44%) Veritas Cluster Server
6 6 (1.23%) LXC
7 5 (1.03%) HDFS
8 4 (0.82%) Oracle RAC
8 4 (0.82%) Xen
9 3 (0.62%) NFS
9 3 (0.62%) Virtual Machines
9 3 (0.62%) VirtualBox
9 3 (0.62%) XenServer
9 3 (0.62%) zsh
10 2 (0.41%) Apache Flume
10 2 (0.41%) GlusterFS
10 2 (0.41%) Virtual Servers
10 2 (0.41%) VMware ESXi
10 2 (0.41%) XenApp
Systems Management
1 41 (8.44%) Puppet
2 31 (6.38%) Ansible
3 26 (5.35%) Opscode Chef
4 17 (3.50%) Terraform
5 15 (3.09%) Kubernetes
6 12 (2.47%) Nagios
7 10 (2.06%) Control-M
8 8 (1.65%) SCOM
9 5 (1.03%) CFEngine
9 5 (1.03%) Docker Swarm
9 5 (1.03%) FortiGate
9 5 (1.03%) Nessus
9 5 (1.03%) Network Intrusion Detection System
9 5 (1.03%) OpenVAS
9 5 (1.03%) QRadar
9 5 (1.03%) SCCM
10 4 (0.82%) Salt
10 4 (0.82%) vRealize
10 4 (0.82%) ZABBIX
11 3 (0.62%) Oracle RMAN
Vendors
1 97 (19.96%) Oracle
2 48 (9.88%) Microsoft
3 47 (9.67%) Red Hat
4 40 (8.23%) Cisco
5 39 (8.02%) VMware
6 30 (6.17%) Sybase
7 29 (5.97%) Palo Alto
8 25 (5.14%) CheckPoint
8 25 (5.14%) Splunk
9 23 (4.73%) F5
10 15 (3.09%) Citrix
11 14 (2.88%) Sun
12 13 (2.67%) SAP
13 12 (2.47%) Tableau
14 9 (1.85%) Google
14 9 (1.85%) IBM
14 9 (1.85%) Veritas
15 8 (1.65%) Bloomberg
15 8 (1.65%) SolarWinds
16 6 (1.23%) TIBCO