Period
to 19 April 2018

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 6 months to 19 April 2018 with a comparison to the same period in the previous 2 years.

Unix
Central London > City of London
6 months to
19 Apr 2018
Same period 2017 Same period 2016
Rank 86 37 35
Rank change year-on-year -49 -2 -9
Permanent jobs citing Unix 394 598 825
As % of all permanent IT jobs advertised in the City of London 3.65% 5.74% 5.98%
As % of the Operating Systems category 16.73% 22.00% 24.14%
Number of salaries quoted 340 533 728
City of London median annual salary £70,000 £65,000 £65,000
Median salary % change year-on-year +7.69% - +13.04%
10th Percentile £47,375 £34,000 £38,750
90th Percentile £95,250 £101,250 £95,000
Central London median annual salary £70,000 £62,500 £65,000
% change year-on-year +12.00% -3.85% +13.04%

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 the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Permanent vacancies with a requirement for operating system skills 2,355 2,718 3,417
As % of all permanent IT jobs advertised in the City of London 21.80% 26.11% 24.77%
Number of salaries quoted 2,142 2,470 3,071
City of London median annual salary £60,000 £57,500 £54,500
Median salary % change year-on-year +4.35% +5.50% +9.00%
10th Percentile £31,250 £29,000 £30,000
90th Percentile £87,500 £92,500 £85,000
Central London median annual salary £56,000 £55,000 £52,500
% change year-on-year +1.82% +4.76% +5.00%

Unix
Job Vacancy Trend in the City of London

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

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 6 months to 19 April 2018.

Salary histogram for Unix in the City of London

Unix
Job Locations in the City of London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the City of London region over the 6 months to 19 April 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
London Bridge +12 7 - -
Unix
Central London

For the 6 months to 19 April 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 City of London region with a requirement for Unix.

1 250 (63.45%) Linux
2 212 (53.81%) Finance
3 155 (39.34%) SQL
4 121 (30.71%) Java
5 107 (27.16%) Oracle
6 100 (25.38%) Banking
7 87 (22.08%) Python
8 83 (21.07%) Shell Script
9 74 (18.78%) Windows
10 70 (17.77%) Agile Software Development
11 69 (17.51%) Microsoft
12 67 (17.01%) Front Office
13 66 (16.75%) FIX Protocol
14 63 (15.99%) Sybase
15 61 (15.48%) Perl
16 53 (13.45%) Problem-Solving
17 51 (12.94%) SQL Server
18 49 (12.44%) Degree
19 48 (12.18%) Low Latency
20 47 (11.93%) Amazon AWS
21 46 (11.68%) C++
21 46 (11.68%) Bash Shell
22 43 (10.91%) Foreign Exchange (FX)
23 40 (10.15%) Solaris
23 40 (10.15%) Relational Database
24 38 (9.64%) Red Hat Enterprise Linux
25 37 (9.39%) Equities
25 37 (9.39%) DevOps
26 36 (9.14%) XML
26 36 (9.14%) RDBMS

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 22 (5.58%) Apache Spark
2 13 (3.30%) WebLogic
3 12 (3.05%) Apache
4 11 (2.79%) WildFly
5 8 (2.03%) WebSphere
6 7 (1.78%) Tomcat
7 6 (1.52%) Apache Solr
7 6 (1.52%) Elasticsearch
7 6 (1.52%) MQSeries
7 6 (1.52%) SharePoint
8 5 (1.27%) SAS
9 4 (1.02%) CMS
10 3 (0.76%) Confluence
11 2 (0.51%) Adobe Experience Manager
11 2 (0.51%) ColdFusion
11 2 (0.51%) Exchange Server 2013
11 2 (0.51%) JBoss
11 2 (0.51%) MS Exchange
12 1 (0.25%) DataSynapse
12 1 (0.25%) WebLogic Portal
Applications
1 15 (3.81%) Microsoft Office
2 6 (1.52%) MS Visio
3 3 (0.76%) Microsoft Excel
Business Applications
1 9 (2.28%) RMDS
2 2 (0.51%) Eikon
3 1 (0.25%) Actimize
3 1 (0.25%) BusinessWorks
3 1 (0.25%) CSG Singleview
3 1 (0.25%) Infor M3
3 1 (0.25%) ION MarketView
3 1 (0.25%) Kondor
3 1 (0.25%) LatentZero
3 1 (0.25%) MetaTrader
3 1 (0.25%) Oracle ERP
3 1 (0.25%) PeopleSoft CRM
3 1 (0.25%) Sentinel
Cloud Services
1 47 (11.93%) Amazon AWS
2 21 (5.33%) Microsoft Azure
3 8 (2.03%) IaaS
4 7 (1.78%) Amazon EC2
4 7 (1.78%) Amazon ElastiCache
4 7 (1.78%) Amazon S3
4 7 (1.78%) AWS CloudFormation
5 6 (1.52%) Serverless
6 5 (1.27%) AWS Lambda
6 5 (1.27%) Office 365
6 5 (1.27%) PaaS
7 4 (1.02%) Amazon CloudWatch
7 4 (1.02%) Amazon Kinesis
7 4 (1.02%) GitHub
8 3 (0.76%) Cloud Computing
8 3 (0.76%) CloudFront
8 3 (0.76%) Route 53
9 2 (0.51%) SaaS
10 1 (0.25%) Google Cloud Platform
10 1 (0.25%) OpenShift
Communications & Networking
1 35 (8.88%) Firewall
2 25 (6.35%) TCP/IP
3 16 (4.06%) Multicast
4 15 (3.81%) Cisco ASA
5 14 (3.55%) LAN
5 14 (3.55%) SNMP
5 14 (3.55%) WAN
6 13 (3.30%) DNS
6 13 (3.30%) FIX Connectivity
7 11 (2.79%) SSH
8 10 (2.54%) Intrusion Detection
9 7 (1.78%) Cisco IOS
9 7 (1.78%) F5 BIG-IP GTM
9 7 (1.78%) F5 BIG-IP LTM
9 7 (1.78%) HTTP
9 7 (1.78%) Internet
9 7 (1.78%) NX-OS
10 6 (1.52%) FTP
11 5 (1.27%) BGP
11 5 (1.27%) DHCP
Database & Business Intelligence
1 51 (12.94%) SQL Server
2 40 (10.15%) Relational Database
3 36 (9.14%) RDBMS
4 34 (8.63%) MySQL
5 29 (7.36%) Oracle Database
6 26 (6.60%) Big Data
7 17 (4.31%) NoSQL
8 12 (3.05%) BusinessObjects
9 10 (2.54%) PostgreSQL
10 9 (2.28%) Data Lake
10 9 (2.28%) Hadoop
11 8 (2.03%) Crystal Reports
11 8 (2.03%) SQL Server Reporting Services
12 7 (1.78%) Amazon RDS
12 7 (1.78%) Data Warehouse
12 7 (1.78%) SQL Server Integration Services
13 5 (1.27%) OLTP
13 5 (1.27%) Oracle BI EE
14 4 (1.02%) Amazon DynamoDB
14 4 (1.02%) Apache Hive
Development Applications
1 22 (5.58%) Maven
2 18 (4.57%) JIRA
3 17 (4.31%) Git (software)
3 17 (4.31%) Jenkins
4 13 (3.30%) ClearCase
5 12 (3.05%) Sonatype Nexus
6 11 (2.79%) Emacs
7 9 (2.28%) Subversion
8 8 (2.03%) JUnit
9 6 (1.52%) Mockito
10 5 (1.27%) TeamCity
11 3 (0.76%) Atlassian Bamboo
11 3 (0.76%) Clang
11 3 (0.76%) CMake
11 3 (0.76%) Gradle
11 3 (0.76%) Octopus Deploy
11 3 (0.76%) Selenium
11 3 (0.76%) Visual Studio
12 2 (0.51%) Eclipse
13 1 (0.25%) JMeter
General
1 212 (53.81%) Finance
2 100 (25.38%) Banking
3 67 (17.01%) Front Office
4 16 (4.06%) Back Office
4 16 (4.06%) Financial Institution
5 14 (3.55%) Advertising
5 14 (3.55%) Games
5 14 (3.55%) Investment Banking
6 13 (3.30%) Publishing
7 11 (2.79%) Retail
8 8 (2.03%) Telecoms
9 7 (1.78%) Billing
10 5 (1.27%) French Language
10 5 (1.27%) Legal
10 5 (1.27%) Retail Banking
11 4 (1.02%) Marketing
12 2 (0.51%) Law
13 1 (0.25%) International Banking
13 1 (0.25%) Retail Finance
Job Titles
1 97 (24.62%) Developer
2 66 (16.75%) Analyst
3 64 (16.24%) Applications Support
4 43 (10.91%) Java Developer
5 41 (10.41%) Support Analyst
6 31 (7.87%) C++ Developer
7 29 (7.36%) Consultant
7 29 (7.36%) Senior Developer
8 27 (6.85%) Applications Support Analyst
9 21 (5.33%) Network Engineer
10 19 (4.82%) DevOps Engineer
11 17 (4.31%) Architect
12 16 (4.06%) Low Latency C++ Developer
13 15 (3.81%) Principal Consultant
13 15 (3.81%) Senior C++ Developer
14 14 (3.55%) Linux Engineer
15 13 (3.30%) Administrator
15 13 (3.30%) J2EE Developer
15 13 (3.30%) Java/J2EE Developer
15 13 (3.30%) Junior
Libraries, Frameworks & Software Standards
1 66 (16.75%) FIX Protocol
2 36 (9.14%) XML
3 35 (8.88%) Spring
4 29 (7.36%) J2EE
5 23 (5.84%) Spring Boot
6 20 (5.08%) Web Services
7 19 (4.82%) .NET
8 18 (4.57%) Kafka
9 15 (3.81%) STL
10 14 (3.55%) HTML
10 14 (3.55%) Java EE
11 13 (3.30%) Hibernate
11 13 (3.30%) REST
12 11 (2.79%) 802.1X
12 11 (2.79%) EJB
12 11 (2.79%) EJB 3.0
12 11 (2.79%) JSON
13 9 (2.28%) Middleware
13 9 (2.28%) Protocol Buffers
13 9 (2.28%) WebSockets
Miscellaneous
1 43 (10.91%) Foreign Exchange (FX)
2 37 (9.39%) Equities
3 32 (8.12%) Data Centre
4 30 (7.61%) Fintech
5 29 (7.36%) Computer Science
6 28 (7.11%) Linux Command Line
7 24 (6.09%) Derivative
8 21 (5.33%) Self-Motivation
9 19 (4.82%) Fixed Income
10 18 (4.57%) Analytical Skills
11 17 (4.31%) Management Information System
12 16 (4.06%) Algorithms
13 10 (2.54%) Enterprise Software
14 9 (2.28%) Grid Computing
14 9 (2.28%) Mainframe
15 8 (2.03%) BBC
15 8 (2.03%) Hedge funds
15 8 (2.03%) STB
15 8 (2.03%) SWIFT
16 7 (1.78%) Data Structures
Operating Systems
1 250 (63.45%) Linux
2 74 (18.78%) Windows
3 40 (10.15%) Solaris
4 38 (9.64%) Red Hat Enterprise Linux
5 17 (4.31%) Windows Server
6 15 (3.81%) Oracle Linux
7 10 (2.54%) Ubuntu
8 8 (2.03%) AIX
9 7 (1.78%) CentOS
9 7 (1.78%) Windows Server 2008
10 6 (1.52%) HPUX
11 4 (1.02%) Windows Server 2003
12 3 (0.76%) Apple iOS
12 3 (0.76%) VMS
12 3 (0.76%) Windows 10
13 2 (0.51%) Android
13 2 (0.51%) Mac OS
13 2 (0.51%) Windows 8
13 2 (0.51%) Windows Server 2012
13 2 (0.51%) Windows XP
Processes & Methodologies
1 70 (17.77%) Agile Software Development
2 53 (13.45%) Problem-Solving
3 48 (12.18%) Low Latency
4 37 (9.39%) DevOps
5 36 (9.14%) TDD
6 35 (8.88%) ITIL
7 33 (8.38%) Migration
8 32 (8.12%) Continuous Integration
9 28 (7.11%) Electronic Trading
9 28 (7.11%) Microservices
9 28 (7.11%) Task Automation
10 25 (6.35%) Multithreading
11 24 (6.09%) Root Cause Analysis
11 24 (6.09%) Time Management
12 23 (5.84%) Open Source
13 20 (5.08%) Information Security
13 20 (5.08%) Mentoring
14 19 (4.82%) Mathematics
14 19 (4.82%) Project Management
15 18 (4.57%) Investment Management
Programming Languages
1 155 (39.34%) SQL
2 121 (30.71%) Java
3 87 (22.08%) Python
4 83 (21.07%) Shell Script
5 61 (15.48%) Perl
6 46 (11.68%) Bash Shell
6 46 (11.68%) C++
7 25 (6.35%) C#
8 24 (6.09%) Ruby
9 23 (5.84%) Scala
10 22 (5.58%) JavaScript
11 16 (4.06%) Korn
12 15 (3.81%) PHP
13 14 (3.55%) C
14 13 (3.30%) Java 8
14 13 (3.30%) VB
15 8 (2.03%) Go
16 7 (1.78%) T-SQL
17 5 (1.27%) PL/SQL
17 5 (1.27%) PowerShell
Qualifications
1 49 (12.44%) Degree
2 24 (6.09%) Cisco Certification
3 18 (4.57%) CISSP
4 15 (3.81%) CISM
4 15 (3.81%) Computer Science Degree
5 13 (3.30%) CCNP
6 12 (3.05%) CCIE
7 11 (2.79%) CCNA
7 11 (2.79%) ITIL Certification
8 9 (2.28%) CISA
9 7 (1.78%) PhD
10 4 (1.02%) CCIE Security
10 4 (1.02%) CCSA
10 4 (1.02%) CEH
10 4 (1.02%) ISTQB
10 4 (1.02%) JNCIA
11 3 (0.76%) Security Cleared
12 2 (0.51%) CCSP
12 2 (0.51%) CHECK Team Member
13 1 (0.25%) MCSE
Quality Assurance & Compliance
1 17 (4.31%) QA
2 9 (2.28%) Data Quality
3 7 (1.78%) SEPA
4 6 (1.52%) PCI DSS
5 5 (1.27%) SLA
6 1 (0.25%) COBIT
6 1 (0.25%) ISO/IEC 27001
6 1 (0.25%) MiFID
6 1 (0.25%) Sarbanes-Oxley
6 1 (0.25%) Solvency II
System Software
1 29 (7.36%) Active Directory
1 29 (7.36%) Docker
2 11 (2.79%) VMware Infrastructure
3 5 (1.27%) Hyper-V
3 5 (1.27%) Virtual Machines
4 4 (1.02%) KVM
4 4 (1.02%) Xen
5 2 (0.51%) Apache Flume
5 2 (0.51%) ProxySG
5 2 (0.51%) XenApp
6 1 (0.25%) BitLocker
6 1 (0.25%) Cronacle
6 1 (0.25%) OpenAM
6 1 (0.25%) Virtual Desktop
6 1 (0.25%) VMware ESXi
Systems Management
1 21 (5.33%) Puppet
2 15 (3.81%) Opscode Chef
3 14 (3.55%) Ansible
4 10 (2.54%) Terraform
5 8 (2.03%) Nagios
6 6 (1.52%) Control-M
6 6 (1.52%) Kubernetes
7 5 (1.27%) ITRS Geneos
7 5 (1.27%) Nessus
8 4 (1.02%) Network Intrusion Detection System
9 3 (0.76%) BladeLogic
9 3 (0.76%) Docker Swarm
9 3 (0.76%) Grafana
9 3 (0.76%) Mesos
9 3 (0.76%) Prometheus
9 3 (0.76%) Red Hat Spacewalk
9 3 (0.76%) Salt
9 3 (0.76%) ZABBIX
10 1 (0.25%) HP SiteScope
10 1 (0.25%) WSUS
Vendors
1 107 (27.16%) Oracle
2 69 (17.51%) Microsoft
3 63 (15.99%) Sybase
4 34 (8.63%) VMware
5 30 (7.61%) Red Hat
6 25 (6.35%) Cisco
7 24 (6.09%) Murex
8 15 (3.81%) Reuters
9 14 (3.55%) CheckPoint
10 12 (3.05%) Palo Alto
11 11 (2.79%) F5
12 8 (2.03%) Arqiva
12 8 (2.03%) BT
13 6 (1.52%) Bloomberg
13 6 (1.52%) Hortonworks
14 5 (1.27%) Cloudera
14 5 (1.27%) Informatica
14 5 (1.27%) MapR
15 4 (1.02%) Citrix
15 4 (1.02%) Sun