The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Unix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Unix over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

Unix
London / City of London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 42 34 25
Rank change year-on-year -8 -9  
Permanent jobs citing Unix 281 391 720
As % of all permanent IT jobs advertised in the City of London 5.46% 6.16% 6.93%
As % of the Operating Systems category 20.75% 22.99% 29.26%
Number of salaries quoted 255 354 594
Median salary £65,000 £65,000 £57,500
Median salary % change year-on-year - +13.04%  
90% offered a salary of more than £40,000 £40,000 £38,650
10% offered a salary of more than £90,000 £95,000 £77,200
UK excluding London median salary £45,000 £44,500 £45,000
% change year-on-year +1.12% -1.11%  

Unix is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for operating system skills.

Operating System Skills
City of London
Permanent job vacancies with a requirement for operating system skills 1354 1701 2461
As % of all permanent IT job vacancies advertised in the City of London 26.31% 26.79% 23.69%
Number of salaries quoted 1191 1544 2156
Median salary £52,500 £52,500 £50,000
Median salary % change year-on-year - +5.00%  
90% offered a salary of more than £29,400 £30,000 £30,000
10% offered a salary of more than £85,000 £72,500 £80,000
UK excluding London median salary £37,500 £37,500 £37,500

Unix
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Unix as a proportion of all permanent or contract IT jobs with a match in the Operating Systems category.

Job vacancy trend for Unix in the City of London

Unix
Salary Trend in the City of London

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

Salary trend for Unix in the City of London

Unix
Salary Histogram in the City of London

The salary distribution of IT jobs citing Unix in the City of London over the 3 months to 24 June 2017.

Salary histogram for Unix in the City of London

For the 6 months to 24 June 2017, IT jobs citing Unix also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for Unix.

1 372 (63.92%) Linux
2 305 (52.41%) Finance
3 195 (33.51%) SQL
4 179 (30.76%) Java
5 165 (28.35%) Python
6 154 (26.46%) Windows
7 151 (25.95%) Banking
8 108 (18.56%) Oracle
9 102 (17.53%) Degree
10 101 (17.35%) Perl
11 88 (15.12%) Front Office
12 86 (14.78%) Puppet
13 82 (14.09%) C++
14 80 (13.75%) Shell Script
15 76 (13.06%) Red Hat Enterprise Linux
16 74 (12.71%) Agile Software Development
17 72 (12.37%) Red Hat
18 70 (12.03%) Investment Banking
19 67 (11.51%) Solaris
20 66 (11.34%) DevOps
21 65 (11.17%) Ansible
22 62 (10.65%) Equities
23 60 (10.31%) JavaScript
24 53 (9.11%) FIX Protocol
24 53 (9.11%) Configuration Management
25 51 (8.76%) SQL Server
26 48 (8.25%) Bash Shell
27 47 (8.08%) ITIL
28 46 (7.90%) Tomcat
28 46 (7.90%) TCP/IP

Unix
Co-occurring IT Skills in the City of 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 46 (7.90%) Tomcat
2 42 (7.22%) Apache
3 33 (5.67%) WebLogic
4 29 (4.98%) JBoss
5 21 (3.61%) WebSphere
6 17 (2.92%) IIS
7 12 (2.06%) OpenStack
8 11 (1.89%) Apache Spark
8 11 (1.89%) nginx
9 9 (1.55%) SharePoint
10 6 (1.03%) MS Exchange
11 5 (0.86%) Alfresco
11 5 (0.86%) CMS
11 5 (0.86%) Confluence
11 5 (0.86%) Drupal
12 4 (0.69%) Apache Pig
12 4 (0.69%) Apache TomEE
12 4 (0.69%) Exchange Server 2010
12 4 (0.69%) IBM Notes
12 4 (0.69%) Skype for Business
Applications
1 11 (1.89%) Microsoft Office
2 5 (0.86%) Microsoft PowerPoint
3 4 (0.69%) MS Visio
4 3 (0.52%) Microsoft Excel
5 2 (0.34%) SPSS
Business Applications
1 3 (0.52%) ION MarketView
2 2 (0.34%) Adobe Campaign
2 2 (0.34%) CSG Singleview
2 2 (0.34%) Dynamics CRM
2 2 (0.34%) Sage X3
2 2 (0.34%) Unica
3 1 (0.17%) Actimize
3 1 (0.17%) Eze OMS
3 1 (0.17%) Magento
3 1 (0.17%) thinkFolio
Cloud Services
1 31 (5.33%) Amazon AWS
2 11 (1.89%) Microsoft Azure
3 8 (1.37%) GitHub
4 6 (1.03%) Google Cloud Platform
5 5 (0.86%) Cloud Computing
5 5 (0.86%) G Suite
6 4 (0.69%) AWS CloudFormation
6 4 (0.69%) Google Compute Engine
6 4 (0.69%) Office 365
6 4 (0.69%) SaaS
7 3 (0.52%) Amazon EC2
7 3 (0.52%) Amazon S3
8 2 (0.34%) Amazon EMR
8 2 (0.34%) Amazon SQS
8 2 (0.34%) AWS Lambda
8 2 (0.34%) CloudFront
8 2 (0.34%) PaaS
8 2 (0.34%) Route 53
8 2 (0.34%) Yammer
9 1 (0.17%) IaaS
Communications & Networking
1 46 (7.90%) TCP/IP
2 34 (5.84%) Firewall
3 25 (4.30%) DNS
3 25 (4.30%) Internet
3 25 (4.30%) Intrusion Detection
4 22 (3.78%) NAS
5 21 (3.61%) SAN
6 20 (3.44%) LDAP
7 19 (3.26%) HTTP
7 19 (3.26%) Network Security
8 14 (2.41%) FTP
9 13 (2.23%) SSL
10 12 (2.06%) LAN
10 12 (2.06%) VPN
10 12 (2.06%) WAN
11 8 (1.37%) DHCP
11 8 (1.37%) Wireshark
12 7 (1.20%) HTTPS
12 7 (1.20%) NetScaler
13 5 (0.86%) Kerberos
Database & Business Intelligence
1 51 (8.76%) SQL Server
2 45 (7.73%) Relational Database
3 42 (7.22%) KDB
4 35 (6.01%) MySQL
5 30 (5.15%) Kdb+
6 26 (4.47%) Oracle Database
7 17 (2.92%) RDBMS
8 14 (2.41%) Data Warehouse
9 13 (2.23%) Big Data
9 13 (2.23%) Hadoop
10 12 (2.06%) Oracle Database 11g
11 9 (1.55%) BusinessObjects
11 9 (1.55%) PostgreSQL
12 8 (1.37%) PowerCenter
13 7 (1.20%) GIS
13 7 (1.20%) Oracle Database 12c
14 6 (1.03%) Apache Hive
15 5 (0.86%) HBase
15 5 (0.86%) MongoDB
15 5 (0.86%) NoSQL
Development Applications
1 41 (7.04%) Jenkins
2 26 (4.47%) JIRA
3 24 (4.12%) Subversion
4 22 (3.78%) Git (software)
5 20 (3.44%) Maven
6 12 (2.06%) Gradle
6 12 (2.06%) JUnit
7 8 (1.37%) IntelliJ
7 8 (1.37%) webpack
8 7 (1.20%) Grunt
8 7 (1.20%) Selenium
8 7 (1.20%) Vagrant
9 6 (1.03%) Ant
9 6 (1.03%) Jasmine
9 6 (1.03%) TeamCity
10 5 (0.86%) Atlassian Bamboo
10 5 (0.86%) Mockito
10 5 (0.86%) Protractor
11 4 (0.69%) Cucumber
11 4 (0.69%) Eclipse
General
1 305 (52.41%) Finance
2 151 (25.95%) Banking
3 88 (15.12%) Front Office
4 70 (12.03%) Investment Banking
5 35 (6.01%) Legal
6 20 (3.44%) Back Office
7 19 (3.26%) Telecoms
8 17 (2.92%) French Language
9 12 (2.06%) Financial Institution
10 9 (1.55%) Marketing
11 8 (1.37%) Retail
12 7 (1.20%) Billing
13 6 (1.03%) Advertising
14 4 (0.69%) Law
15 3 (0.52%) Multimedia
16 2 (0.34%) Electronics
16 2 (0.34%) German Language
16 2 (0.34%) Prime Brokerage
16 2 (0.34%) Spanish Language
16 2 (0.34%) Synthetic Prime Brokerage
Job Titles
1 143 (24.57%) Developer
2 106 (18.21%) Analyst
3 61 (10.48%) Support Analyst
4 57 (9.79%) Applications Support
5 55 (9.45%) Java Developer
6 38 (6.53%) Administrator
7 36 (6.19%) KDB Developer
8 33 (5.67%) Unix Engineer
9 31 (5.33%) DevOps Engineer
10 30 (5.15%) Applications Support Analyst
11 26 (4.47%) C++ Developer
12 25 (4.30%) Unix Administrator
13 24 (4.12%) Support Engineer
14 22 (3.78%) Junior
15 21 (3.61%) Consultant
15 21 (3.61%) Infrastructure Engineer
16 19 (3.26%) Technical Analyst
17 17 (2.92%) Linux Engineer
17 17 (2.92%) Senior Unix Engineer
17 17 (2.92%) Unix Support
Libraries, Frameworks & Software Standards
1 53 (9.11%) FIX Protocol
2 36 (6.19%) HTML
3 33 (5.67%) Spring
4 32 (5.50%) XML
5 26 (4.47%) CSS
6 24 (4.12%) .NET
7 20 (3.44%) JMS
8 18 (3.09%) REST
8 18 (3.09%) SOAP
9 16 (2.75%) J2EE
10 15 (2.58%) Java EE
10 15 (2.58%) Web Services
11 14 (2.41%) LAMP
12 13 (2.23%) Elastic Stack
13 9 (1.55%) AngularJS
13 9 (1.55%) Hibernate
13 9 (1.55%) Kafka
13 9 (1.55%) WPF
13 9 (1.55%) XSLT
14 8 (1.37%) Boost C++ Libraries
Miscellaneous
1 62 (10.65%) Equities
2 46 (7.90%) Computer Science
3 45 (7.73%) Fintech
4 44 (7.56%) Management Information System
5 39 (6.70%) Analytical Skills
6 37 (6.36%) Derivative
7 36 (6.19%) Fixed Income
8 27 (4.64%) Foreign Exchange (FX)
9 20 (3.44%) Algorithms
10 19 (3.26%) Data Centre
10 19 (3.26%) Security Operations Centre
11 15 (2.58%) Clustering
12 11 (1.89%) Equity Derivative
12 11 (1.89%) Linux Command Line
12 11 (1.89%) Replication
13 10 (1.72%) Greenfield Project
14 9 (1.55%) Client/Server
15 8 (1.37%) Cyber Attack
15 8 (1.37%) Hedge funds
15 8 (1.37%) SWIFT
Operating Systems
1 372 (63.92%) Linux
2 154 (26.46%) Windows
3 76 (13.06%) Red Hat Enterprise Linux
4 67 (11.51%) Solaris
5 41 (7.04%) Windows Server
6 23 (3.95%) CentOS
7 15 (2.58%) Ubuntu
8 13 (2.23%) Windows Server 2008
8 13 (2.23%) Windows Server 2012
9 10 (1.72%) AIX
10 9 (1.55%) Mac OS X
11 7 (1.20%) Android
12 6 (1.03%) Apple iOS
12 6 (1.03%) SUSE
13 5 (0.86%) Debian
13 5 (0.86%) NetWare
14 4 (0.69%) OS/390
15 3 (0.52%) Windows Mobile
16 2 (0.34%) Data ONTAP
16 2 (0.34%) Fedora
Processes & Methodologies
1 74 (12.71%) Agile Software Development
2 66 (11.34%) DevOps
3 53 (9.11%) Configuration Management
4 47 (8.08%) ITIL
5 42 (7.22%) OO
6 40 (6.87%) Mathematics
7 39 (6.70%) Information Security
7 39 (6.70%) Software Engineering
8 38 (6.53%) Analytics
8 38 (6.53%) Incident Management
9 35 (6.01%) Open Source
10 34 (5.84%) Multithreading
11 31 (5.33%) Disaster Recovery
11 31 (5.33%) Electronic Trading
12 30 (5.15%) Low Latency
13 28 (4.81%) Data Management
13 28 (4.81%) Project Management
13 28 (4.81%) SDLC
14 27 (4.64%) Risk Management
15 26 (4.47%) Stakeholder Management
Programming Languages
1 195 (33.51%) SQL
2 179 (30.76%) Java
3 165 (28.35%) Python
4 101 (17.35%) Perl
5 82 (14.09%) C++
6 80 (13.75%) Shell Script
7 60 (10.31%) JavaScript
8 48 (8.25%) Bash Shell
9 36 (6.19%) C
10 31 (5.33%) C#
11 30 (5.15%) Scala
12 27 (4.64%) PowerShell
12 27 (4.64%) Ruby
13 25 (4.30%) PHP
14 14 (2.41%) PL/SQL
14 14 (2.41%) VB
15 8 (1.37%) Korn
16 6 (1.03%) TypeScript
17 5 (0.86%) Go
17 5 (0.86%) R
Qualifications
1 102 (17.53%) Degree
2 30 (5.15%) Computer Science Degree
3 20 (3.44%) CISSP
4 18 (3.09%) CISM
5 17 (2.92%) Cisco Certification
5 17 (2.92%) Security Cleared
6 15 (2.58%) RHCE
7 13 (2.23%) SANS
8 11 (1.89%) CEH
8 11 (1.89%) GCIH
9 10 (1.72%) CCNA
9 10 (1.72%) GCIA
9 10 (1.72%) GSEC
10 9 (1.55%) Numerate Degree
11 8 (1.37%) GCED
11 8 (1.37%) Microsoft Certification
11 8 (1.37%) SC Cleared
12 7 (1.20%) MCSE
12 7 (1.20%) PhD
13 6 (1.03%) CCSP
Quality Assurance & Compliance
1 37 (6.36%) QA
2 12 (2.06%) SLA
3 9 (1.55%) Data Quality
4 8 (1.37%) MiFID
5 5 (0.86%) SEPA
6 3 (0.52%) ISO/IEC 20000
6 3 (0.52%) ISO/IEC 27001
6 3 (0.52%) PCI DSS
7 2 (0.34%) Dodd-Frank
7 2 (0.34%) PMO
7 2 (0.34%) Solvency II
8 1 (0.17%) GCP
System Software
1 28 (4.81%) Active Directory
1 28 (4.81%) Docker
2 24 (4.12%) VMware Infrastructure
3 14 (2.41%) vSphere
4 10 (1.72%) Veritas Cluster Server
5 9 (1.55%) XenApp
6 8 (1.37%) NFS
6 8 (1.37%) Virtual Servers
7 6 (1.03%) Virtual Machines
8 5 (0.86%) Hyper-V
8 5 (0.86%) Microsoft Virtual Server
8 5 (0.86%) Samba
9 4 (0.69%) HDFS
9 4 (0.69%) KVM
9 4 (0.69%) vCloud
9 4 (0.69%) Virtual Desktop
10 3 (0.52%) Cronacle
10 3 (0.52%) LXC
10 3 (0.52%) VirtualBox
10 3 (0.52%) Xen
Systems Management
1 86 (14.78%) Puppet
2 65 (11.17%) Ansible
3 34 (5.84%) Opscode Chef
4 18 (3.09%) Nagios
5 15 (2.58%) ITRS Geneos
6 14 (2.41%) Network Intrusion Detection System
7 10 (1.72%) BMC PATROL
8 9 (1.55%) CFEngine
8 9 (1.55%) SCCM
9 7 (1.20%) Tivoli
10 6 (1.03%) Control-M
10 6 (1.03%) Terraform
11 5 (0.86%) EMC VPLEX
11 5 (0.86%) Kubernetes
11 5 (0.86%) Mesos
11 5 (0.86%) NetBackup
11 5 (0.86%) NetIQ Identity Manager
11 5 (0.86%) Simpana
12 4 (0.69%) Nessus
12 4 (0.69%) SCOM
Vendors
1 108 (18.56%) Oracle
2 72 (12.37%) Red Hat
3 45 (7.73%) VMware
4 39 (6.70%) Microsoft
5 27 (4.64%) Sybase
6 24 (4.12%) Citrix
7 23 (3.95%) IBM
8 21 (3.61%) NetApp
9 17 (2.92%) EMC
9 17 (2.92%) Splunk
10 16 (2.75%) Sun
11 15 (2.58%) Veritas
12 14 (2.41%) Cisco
12 14 (2.41%) Murex
13 13 (2.23%) TIBCO
14 11 (1.89%) BMC
14 11 (1.89%) HP
15 10 (1.72%) Google
15 10 (1.72%) SaltStack
16 9 (1.55%) Brocade
City, London
Harrington Starr
Salary: £55000 - £65000 per annum + Bonus + Benefits + Training
Posted: 12 hours ago
City, London
TEKsystems
Salary: £90000 - £95000 per annum + Excellent Package
Posted: 17 hours ago
City, London
Harrington Starr
Salary: £60000 - £70000 per annum + Bonus + Benefits
Posted: 13 hours ago
City, London
Harrington Starr
Salary: £55000 - £65000 per annum + Bonus + Benefits + Training
Posted: 13 hours ago
City, London
TEKsystems
Salary: £60000 - £150000 per annum + bonus and pension
Posted: 11 hours ago
City, London
TEKsystems
Salary: £60000 - £140000 per annum + bonus and pension
Posted: 14 hours ago
City, London
ComputAppoint
Salary: £70000 - £85000 per annum
Posted: Yesterday
City, London
Harrington Starr
Salary: £50000 - £60000 per annum + Bonus + Benefits
Posted: 12 hours ago
City, London
Athelstan Search
Salary: From £60,000 to £85,000 per annum + Share Options + Great Benefits
Posted: 2 days ago
City, London
Senitor Associates
Salary: £40000 - £45000 per annum + Excellent Benefits Package
Posted: Yesterday
City, London
Client Server
Salary: £45k to £60k + benefits
Posted: 2 days ago
City, London
Harris Global
Salary: Up to £60,000 per annum plus excellent benefits
Posted: Yesterday
City, London
Harrington Starr
Salary: £35000 - £45000 per annum + Bonus + Benefits + Training
Posted: 14 hours ago
City, London
Client Server
Salary: £70k to £85k + bonus + benefits
Posted: 5 days ago
City, London
ANSON MCCADE
Salary: £40,000 - £60,000
Posted: Yesterday
City, London
Harrington Starr
Salary: £50000 - £70000 per annum + Bonus + Benefits + Training
Posted: 2 days ago
City, London
Harrington Starr
Salary: £80000 - £100000 per annum + Bonus and Benefits and Training
Posted: 5 days ago
City, London
Harvey Nash plc
Salary: £80000 - £90000 per annum
Posted: 4 days ago
City, London
Client Server
Salary: £90k to £120k + bonus + benefits
Posted: 4 days ago
City, London
Harrington Starr
Salary: £45000 - £50000 per annum + plus package
Posted: 3 days ago
City, London
Accenture
Salary: From £34,915 to £47,300 per annum
Posted: 2 days ago
City, London
Stafford-Sharp Associates
Salary: £60000.00 - £75000.00 per annum
Posted: 4 days ago
City, London
Pioneer Search
Salary: £30000 - £50000 per annum
Posted: 4 days ago
City, London
Harrington Starr
Salary: £55000 - £65000 per annum + plus package and bonus
Posted: 5 days ago
City, London
Harrington Starr
Salary: £60000 - £80000 per annum + plus package and bonus
Posted: 2 days ago
City, London
ANSON MCCADE
Salary: £40,000 - £60,000
Posted: 3 days ago
City, London
Client Server
Salary: £70k to £85k + bonus + benefits
Posted: 5 days ago
City, London
Deerfoot IT Resources Ltd
Salary: £70000 - £120000 per annum
Posted: 2 days ago
City, London
Harrington Starr
Salary: £60000 - £80000 per annum + plus package and bonus
Posted: 2 days ago
City, London
ANSON MCCADE
Salary: £60,000 - £70,000 (Plus excellent Package!!)
Posted: 3 days ago