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 23 May 2017 with a comparison to the same period in the previous 2 years.

Unix
London / City of London
3 months to
23 May 2017
Same period 2016 Same period 2015
Rank 44 33 25
Rank change year-on-year -11 -8  
Permanent jobs citing Unix 274 412 689
As % of all permanent IT jobs advertised in the City of London 5.25% 6.24% 6.81%
As % of the Operating Systems category 19.73% 23.50% 27.29%
Number of salaries quoted 255 372 568
Median salary £65,000 £65,000 £57,500
Median salary % change year-on-year - +13.04%  
90% offered a salary of more than £37,200 £40,000 £40,000
10% offered a salary of more than £90,000 £92,500 £76,450
UK excluding London median salary £45,000 £45,000 £42,500
% change year-on-year - +5.88%  

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 1389 1753 2525
As % of all permanent IT job vacancies advertised in the City of London 26.59% 26.56% 24.94%
Number of salaries quoted 1237 1607 2207
Median salary £52,500 £52,500 £49,000
Median salary % change year-on-year - +7.14%  
90% offered a salary of more than £30,000 £30,000 £30,000
10% offered a salary of more than £85,000 £70,000 £77,500
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 23 May 2017.

Salary histogram for Unix in the City of London

For the 6 months to 23 May 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.

1 384 (65.87%) Linux
2 286 (49.06%) Finance
3 205 (35.16%) SQL
4 166 (28.47%) Java
5 160 (27.44%) Python
6 152 (26.07%) Banking
7 150 (25.73%) Windows
8 113 (19.38%) Degree
9 112 (19.21%) Perl
10 104 (17.84%) Oracle
11 86 (14.75%) Red Hat Enterprise Linux
12 85 (14.58%) Puppet
13 84 (14.41%) Front Office
14 83 (14.24%) Shell Script
15 77 (13.21%) Red Hat
16 75 (12.86%) C++
17 70 (12.01%) Investment Banking
18 69 (11.84%) Ansible
19 68 (11.66%) Solaris
20 65 (11.15%) Equities
21 64 (10.98%) Agile Software Development
22 56 (9.61%) FIX Protocol
22 56 (9.61%) DevOps
23 52 (8.92%) Computer Science
24 50 (8.58%) Bash Shell
24 50 (8.58%) Configuration Management
24 50 (8.58%) JavaScript
24 50 (8.58%) VMware
25 49 (8.40%) Fintech
26 47 (8.06%) KDB

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 42 (7.20%) Apache
1 42 (7.20%) Tomcat
2 25 (4.29%) JBoss
2 25 (4.29%) WebLogic
3 22 (3.77%) IIS
4 16 (2.74%) WebSphere
5 13 (2.23%) OpenStack
6 11 (1.89%) Apache Spark
7 10 (1.72%) nginx
8 8 (1.37%) Alfresco
9 7 (1.20%) SharePoint
10 6 (1.03%) MS Exchange
11 5 (0.86%) CMS
11 5 (0.86%) Drupal
12 4 (0.69%) Apache Pig
12 4 (0.69%) Confluence
12 4 (0.69%) Elasticsearch
12 4 (0.69%) Exchange Server 2010
13 3 (0.51%) IPython
14 2 (0.34%) Apache TomEE
Applications
1 7 (1.20%) Microsoft Office
2 5 (0.86%) Microsoft Excel
2 5 (0.86%) Microsoft PowerPoint
3 2 (0.34%) MS Visio
3 2 (0.34%) SPSS
Business Applications
1 4 (0.69%) CSG Singleview
1 4 (0.69%) Dynamics CRM
1 4 (0.69%) Sage X3
2 2 (0.34%) Adobe Campaign
2 2 (0.34%) Bloomberg TOMS
2 2 (0.34%) ION MarketView
2 2 (0.34%) Temenos T24
2 2 (0.34%) Unica
3 1 (0.17%) Magento
3 1 (0.17%) PeopleSoft CRM
Cloud Services
1 28 (4.80%) Amazon AWS
2 11 (1.89%) Microsoft Azure
3 8 (1.37%) G Suite
3 8 (1.37%) GitHub
4 6 (1.03%) Google Cloud Platform
5 5 (0.86%) Cloud Computing
6 4 (0.69%) Amazon EC2
6 4 (0.69%) Google Compute Engine
6 4 (0.69%) SaaS
7 3 (0.51%) Amazon S3
8 2 (0.34%) Amazon EMR
8 2 (0.34%) Amazon SQS
8 2 (0.34%) AWS CloudFormation
8 2 (0.34%) AWS Lambda
8 2 (0.34%) CloudFront
8 2 (0.34%) Office 365
8 2 (0.34%) Route 53
9 1 (0.17%) Catchpoint
9 1 (0.17%) PaaS
Communications & Networking
1 43 (7.38%) TCP/IP
2 34 (5.83%) Firewall
3 26 (4.46%) NAS
3 26 (4.46%) SAN
4 23 (3.95%) Intrusion Detection
5 22 (3.77%) DNS
6 21 (3.60%) Internet
7 19 (3.26%) Network Security
8 18 (3.09%) LDAP
8 18 (3.09%) SSL
9 17 (2.92%) HTTP
10 13 (2.23%) FTP
10 13 (2.23%) WAN
11 12 (2.06%) LAN
12 11 (1.89%) VPN
13 10 (1.72%) NetScaler
14 8 (1.37%) Cisco ASA
14 8 (1.37%) DHCP
15 7 (1.20%) HTTPS
16 6 (1.03%) Wireshark
Database & Business Intelligence
1 47 (8.06%) KDB
2 46 (7.89%) SQL Server
3 39 (6.69%) MySQL
4 36 (6.17%) Relational Database
5 33 (5.66%) Kdb+
6 27 (4.63%) Oracle Database
7 16 (2.74%) Oracle Database 11g
8 15 (2.57%) Hadoop
9 14 (2.40%) Big Data
10 11 (1.89%) Data Warehouse
11 9 (1.54%) PostgreSQL
11 9 (1.54%) RDBMS
12 8 (1.37%) GIS
12 8 (1.37%) NoSQL
13 6 (1.03%) Apache Cassandra
13 6 (1.03%) Apache Hive
13 6 (1.03%) BusinessObjects
13 6 (1.03%) DB2
13 6 (1.03%) Oracle Reports
14 5 (0.86%) MongoDB
Development Applications
1 43 (7.38%) Jenkins
2 26 (4.46%) JIRA
3 25 (4.29%) Subversion
4 22 (3.77%) Maven
5 21 (3.60%) Git (software)
6 14 (2.40%) Gradle
7 12 (2.06%) JUnit
8 9 (1.54%) Vagrant
9 8 (1.37%) Ant
9 8 (1.37%) Selenium
10 7 (1.20%) Grunt
10 7 (1.20%) IntelliJ
10 7 (1.20%) webpack
11 6 (1.03%) Jasmine
12 5 (0.86%) Atlassian Bamboo
12 5 (0.86%) Cucumber
12 5 (0.86%) Mockito
12 5 (0.86%) Protractor
13 4 (0.69%) TeamCity
14 3 (0.51%) Metasploit
General
1 286 (49.06%) Finance
2 152 (26.07%) Banking
3 84 (14.41%) Front Office
4 70 (12.01%) Investment Banking
5 29 (4.97%) Legal
6 23 (3.95%) Back Office
7 16 (2.74%) French Language
8 14 (2.40%) Telecoms
9 9 (1.54%) Retail
10 8 (1.37%) Marketing
11 7 (1.20%) Advertising
11 7 (1.20%) Billing
11 7 (1.20%) Financial Institution
12 4 (0.69%) Law
13 3 (0.51%) Multimedia
14 2 (0.34%) Electronics
14 2 (0.34%) German Language
14 2 (0.34%) Prime Brokerage
14 2 (0.34%) Spanish Language
14 2 (0.34%) Synthetic Prime Brokerage
Job Titles
1 156 (26.76%) Developer
2 95 (16.30%) Analyst
3 58 (9.95%) Applications Support
4 57 (9.78%) Java Developer
5 55 (9.43%) Support Analyst
6 46 (7.89%) Administrator
7 39 (6.69%) KDB Developer
8 34 (5.83%) Unix Engineer
9 33 (5.66%) C++ Developer
10 31 (5.32%) Applications Support Analyst
11 29 (4.97%) Unix Administrator
12 28 (4.80%) Support Engineer
13 22 (3.77%) Infrastructure Engineer
13 22 (3.77%) Junior
14 21 (3.60%) Linux Administrator
14 21 (3.60%) Unix Support
15 20 (3.43%) DevOps Engineer
16 19 (3.26%) Senior Developer
17 18 (3.09%) Linux Engineer
18 17 (2.92%) Unix Analyst
Libraries, Frameworks & Software Standards
1 56 (9.61%) FIX Protocol
2 35 (6.00%) XML
3 31 (5.32%) HTML
4 28 (4.80%) Spring
5 19 (3.26%) REST
5 19 (3.26%) Web Services
6 18 (3.09%) J2EE
6 18 (3.09%) SOAP
7 17 (2.92%) .NET
7 17 (2.92%) CSS
8 16 (2.74%) JMS
9 13 (2.23%) Java EE
10 12 (2.06%) LAMP
11 11 (1.89%) Elastic Stack
12 10 (1.72%) STL
12 10 (1.72%) WPF
13 9 (1.54%) Boost C++ Libraries
13 9 (1.54%) HTML5
13 9 (1.54%) Middleware
14 8 (1.37%) AngularJS
Miscellaneous
1 65 (11.15%) Equities
2 52 (8.92%) Computer Science
3 49 (8.40%) Fintech
4 40 (6.86%) Derivative
4 40 (6.86%) Fixed Income
5 39 (6.69%) Management Information System
6 32 (5.49%) Foreign Exchange (FX)
7 30 (5.15%) Analytical Skills
8 18 (3.09%) Security Operations Centre
9 17 (2.92%) Data Centre
10 16 (2.74%) Clustering
11 13 (2.23%) Greenfield Project
12 12 (2.06%) Equity Derivative
12 12 (2.06%) Hedge funds
13 11 (1.89%) Replication
14 10 (1.72%) Algorithms
14 10 (1.72%) EMC VNX
15 8 (1.37%) Cyber Attack
16 7 (1.20%) Client/Server
16 7 (1.20%) Linux Command Line
Operating Systems
1 384 (65.87%) Linux
2 150 (25.73%) Windows
3 86 (14.75%) Red Hat Enterprise Linux
4 68 (11.66%) Solaris
5 37 (6.35%) Windows Server
6 19 (3.26%) CentOS
7 18 (3.09%) Ubuntu
8 12 (2.06%) Windows Server 2008
8 12 (2.06%) Windows Server 2012
9 9 (1.54%) AIX
9 9 (1.54%) Debian
9 9 (1.54%) SUSE
10 8 (1.37%) Mac OS X
10 8 (1.37%) NetWare
11 4 (0.69%) Android
12 3 (0.51%) Apple iOS
12 3 (0.51%) Fedora
12 3 (0.51%) Windows Mobile
13 2 (0.34%) OS/390
13 2 (0.34%) VMS
Processes & Methodologies
1 64 (10.98%) Agile Software Development
2 56 (9.61%) DevOps
3 50 (8.58%) Configuration Management
4 47 (8.06%) ITIL
5 44 (7.55%) Multithreading
6 40 (6.86%) Incident Management
7 39 (6.69%) Electronic Trading
8 37 (6.35%) Low Latency
9 35 (6.00%) Disaster Recovery
10 34 (5.83%) Information Security
11 32 (5.49%) Mathematics
11 32 (5.49%) Open Source
12 29 (4.97%) Analytics
12 29 (4.97%) Data Management
13 28 (4.80%) Kalman Filter
13 28 (4.80%) OO
14 27 (4.63%) Project Management
14 27 (4.63%) Stakeholder Management
15 26 (4.46%) Risk Management
15 26 (4.46%) Software Engineering
Programming Languages
1 205 (35.16%) SQL
2 166 (28.47%) Java
3 160 (27.44%) Python
4 112 (19.21%) Perl
5 83 (14.24%) Shell Script
6 75 (12.86%) C++
7 50 (8.58%) Bash Shell
7 50 (8.58%) JavaScript
8 34 (5.83%) C
9 27 (4.63%) PowerShell
10 26 (4.46%) Ruby
11 25 (4.29%) C#
12 24 (4.12%) PHP
13 16 (2.74%) Scala
14 15 (2.57%) VB
15 12 (2.06%) PL/SQL
16 6 (1.03%) R
16 6 (1.03%) TypeScript
17 5 (0.86%) Korn
18 4 (0.69%) VB.NET
Qualifications
1 113 (19.38%) Degree
2 21 (3.60%) CISSP
3 19 (3.26%) Cisco Certification
4 18 (3.09%) CISM
4 18 (3.09%) Security Cleared
5 15 (2.57%) RHCE
6 13 (2.23%) SANS
7 12 (2.06%) CEH
8 11 (1.89%) GCIH
9 10 (1.72%) GCIA
9 10 (1.72%) GSEC
10 9 (1.54%) SC Cleared
11 8 (1.37%) CCNA
11 8 (1.37%) CCNP
11 8 (1.37%) GCED
12 7 (1.20%) Microsoft Certification
12 7 (1.20%) PhD
13 6 (1.03%) CCSP
13 6 (1.03%) MCSE
13 6 (1.03%) Sun Certification
Quality Assurance & Compliance
1 33 (5.66%) QA
2 9 (1.54%) MiFID
2 9 (1.54%) SLA
3 7 (1.20%) Data Quality
4 4 (0.69%) PMO
5 3 (0.51%) Dodd-Frank
5 3 (0.51%) ISO/IEC 27001
5 3 (0.51%) PCI DSS
6 2 (0.34%) SEPA
7 1 (0.17%) EMIR
7 1 (0.17%) GCP
System Software
1 34 (5.83%) Active Directory
2 29 (4.97%) Docker
3 24 (4.12%) VMware Infrastructure
4 15 (2.57%) vSphere
5 14 (2.40%) Veritas Cluster Server
6 12 (2.06%) XenApp
7 11 (1.89%) Virtual Servers
8 10 (1.72%) NFS
9 8 (1.37%) Microsoft Virtual Server
9 8 (1.37%) Virtual Machines
10 5 (0.86%) HDFS
10 5 (0.86%) Samba
11 4 (0.69%) Hyper-V
12 3 (0.51%) Cronacle
12 3 (0.51%) KVM
12 3 (0.51%) LXC
12 3 (0.51%) vCloud
12 3 (0.51%) Virtual Desktop
12 3 (0.51%) VirtualBox
13 2 (0.34%) EMC RecoverPoint
Systems Management
1 85 (14.58%) Puppet
2 69 (11.84%) Ansible
3 32 (5.49%) Opscode Chef
4 19 (3.26%) Nagios
5 17 (2.92%) ITRS Geneos
6 14 (2.40%) Network Intrusion Detection System
7 13 (2.23%) BMC PATROL
8 8 (1.37%) EMC VPLEX
8 8 (1.37%) NetIQ Identity Manager
8 8 (1.37%) SCCM
8 8 (1.37%) Simpana
9 6 (1.03%) CFEngine
10 5 (0.86%) Kubernetes
10 5 (0.86%) NetBackup
10 5 (0.86%) Red Hat Satellite
11 4 (0.69%) HP Quality Center
11 4 (0.69%) Mesos
11 4 (0.69%) Nessus
11 4 (0.69%) Oracle RMAN
11 4 (0.69%) Tivoli
Vendors
1 104 (17.84%) Oracle
2 77 (13.21%) Red Hat
3 50 (8.58%) VMware
4 37 (6.35%) Microsoft
5 26 (4.46%) NetApp
6 25 (4.29%) Veritas
7 24 (4.12%) EMC
8 23 (3.95%) Citrix
9 22 (3.77%) Sybase
10 20 (3.43%) IBM
11 19 (3.26%) Splunk
12 16 (2.74%) BMC
12 16 (2.74%) Cisco
13 15 (2.57%) Sun
14 14 (2.40%) Brocade
14 14 (2.40%) TIBCO
15 13 (2.23%) Google
16 12 (2.06%) HP
17 10 (1.72%) SaltStack
18 9 (1.54%) Murex
City, London
The North Starr
Salary: £75000 - £100000 per annum + benefits
Posted: 2 hours ago
City, London
Senitor Associates
Salary: £40000 - £45000 per annum + Excellent Benefits Package
Posted: 1 hour ago
City, London
Client Server
Salary: £70k to £85k + bonus + benefits
Posted: 1 hour ago
City, London
Venturi
Salary: £0.00 per annum + Competitive Salary
Posted: 2 hours ago
City, London
Harrington Starr
Salary: £60000 - £80000 per annum
Posted: 20 hours ago
City, London
Client Server
Salary: £55k to £70k + bonus + benefits
Posted: Yesterday
City, London
Energon People
Salary: £40000 - £55000 per annum + Amazing Package
Posted: 20 hours ago
City, London
TEKsystems
Salary: £75000 - £85000 per annum + Excellent Package
Posted: 3 days ago
City, London
TEKsystems
Salary: £45000 - £80000 per annum + Large Bonus + Benefits
Posted: 3 days ago
City, London
Tec Partners
Salary: £45000.00 - £60000.00 per annum
Posted: 6 days ago
City, London
Gravitas Recruitment Group
Salary: £30000 - £35000 per annum
Posted: 4 days ago
City, London
Client Server
Salary: £60k to £85k + bonus + benefits
Posted: 6 days ago
City, London
Client Server
Salary: £80k to £100k + bonus + benefits
Posted: 3 days ago
City, London
Harvey Nash plc
Salary: £25000 - £30000 per annum + benefits
Posted: 6 days ago
City, London
Client Server
Salary: £90k to £120k + bonus + benefits
Posted: 4 days ago
City, London
Harrington Starr
Salary: £55000 - £60000 per annum
Posted: 20 hours ago
City, London
Senitor Associates
Salary: Excellent Benefits
Posted: 3 days ago
City, London
Client Server
Salary: £85k to £100k + bonus + benefits
Posted: 4 days ago
City, London
IPsoft
Salary: Excellent salary with strong benefits package
Posted: 4 days ago
City, London
Harris Global
Salary: Up to £60,000 per annum plus excellent benefits
Posted: 5 days ago
City, London
Client Server
Salary: £85k to £100k + bonus + benefits
Posted: 5 days ago
City, London
Senitor Associates
Salary: £40000 - £60000 per annum + bonus + benefits
Posted: 3 days ago
City, London
Harrington Starr
Salary: £35000 - £45000 per annum + Bonus + Benefits + Training
Posted: 4 days ago
City, London
Premier IT
Salary: £40000 - £60000 per annum
Posted: 6 days ago
City, London
I.T. Skillfinder
Salary: From £60,000 to £65,000 per annum
Posted: 6 days ago
City, London
Harrington Starr
Posted: 3 days ago
City, London
Harrington Starr
Salary: £35000 - £55000 per annum + Bonus + Benefits + Training
Posted: 5 days ago
City, London
Client Server
Salary: £90k to £120k + bonus + benefits
Posted: 6 days ago
City, London
Hays Finance Technology
Salary: £100000.00 - £110000.00 per annum + Benefits
Posted: 5 days ago
City, London
Hays Finance Technology
Salary: £80000.00 - £90000.00 per annum + Benefits
Posted: 6 days ago