Period
to 21 February 2018

The following table provides summary statistics for permanent job vacancies advertised in 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 21 February 2018 with a comparison to the same period in the previous 2 years.

Unix
England > London
6 months to
21 Feb 2018
Same period 2017 Same period 2016
Rank 64 57 40
Rank change year-on-year -7 -17 -9
Permanent jobs citing Unix 3,137 3,349 4,960
As % of all permanent IT jobs advertised in London 4.46% 4.78% 5.85%
As % of the Operating Systems category 18.47% 19.62% 22.00%
Number of salaries quoted 2,253 2,685 3,991
London median annual salary £65,000 £60,000 £62,500
Median salary % change year-on-year +8.33% -4.00% +4.17%
10th Percentile £41,250 £35,500 £39,000
90th Percentile £95,000 £100,000 £93,750
England median annual salary £55,000 £52,500 £50,000
% change year-on-year +4.76% +5.00% -

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 London with a requirement for operating system skills.

All Operating Systems
London
Permanent vacancies with a requirement for operating system skills 16,987 17,072 22,541
As % of all permanent IT jobs advertised in London 24.18% 24.37% 26.59%
Number of salaries quoted 13,990 14,646 19,270
London median annual salary £55,000 £55,000 £52,500
Median salary % change year-on-year - +4.76% +5.00%
10th Percentile £31,000 £29,500 £28,500
90th Percentile £85,000 £85,000 £81,250
England median annual salary £45,000 £45,000 £44,500
% change year-on-year - +1.12% +4.71%

Unix
Job Vacancy Trend in London

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

Job vacancy trend for Unix in London

Unix
Salary Trend in London

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

Salary trend for Unix in London

Unix
Salary Histogram in London

The salary distribution of IT jobs citing Unix in London over the 6 months to 21 February 2018.

Salary histogram for Unix in London

Unix
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Unix within the London region over the 6 months to 21 February 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
Central London -41 554 £70,000 +7.69% 115
West London -8 108 £50,000 -2.44% 32
East London -21 44 £72,500 +34.88% 16
South London -7 36 £45,000 -5.26% 3
North London -10 13 £62,500 +13.64% 5
Unix
England

For the 6 months to 21 February 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 London region with a requirement for Unix.

1 1,835 (58.50%) Linux
2 1,479 (47.15%) Finance
3 1,266 (40.36%) SQL
4 1,034 (32.96%) Java
5 904 (28.82%) Banking
6 844 (26.90%) Windows
7 837 (26.68%) Python
8 797 (25.41%) Agile Software Development
9 635 (20.24%) Oracle
10 558 (17.79%) DevOps
11 507 (16.16%) Investment Banking
12 486 (15.49%) Perl
13 466 (14.85%) Amazon AWS
14 416 (13.26%) JavaScript
15 410 (13.07%) Front Office
16 404 (12.88%) Jenkins
17 401 (12.78%) Git (software)
18 395 (12.59%) Shell Script
19 390 (12.43%) Degree
20 380 (12.11%) C++
21 369 (11.76%) Bash Shell
22 363 (11.57%) Analytical Skills
23 336 (10.71%) Docker
24 328 (10.46%) Asset Management
25 318 (10.14%) Continuous Integration
26 313 (9.98%) Puppet
27 311 (9.91%) Computer Science
28 295 (9.40%) FIX Protocol
29 294 (9.37%) Retail Banking
29 294 (9.37%) MySQL

Unix
Co-occurring IT Skills in 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
1 180 (5.74%) Apache
2 119 (3.79%) Tomcat
3 112 (3.57%) Apache Spark
4 108 (3.44%) WebSphere
5 89 (2.84%) IIS
6 85 (2.71%) Elasticsearch
7 52 (1.66%) Confluence
8 48 (1.53%) nginx
9 41 (1.31%) OpenStack
9 41 (1.31%) SharePoint
10 38 (1.21%) Apache Solr
11 37 (1.18%) WebLogic
12 26 (0.83%) CMS
13 22 (0.70%) Cloud Foundry
13 22 (0.70%) SAS
14 21 (0.67%) WebSphere Application Server
15 14 (0.45%) WildFly
16 13 (0.41%) JBoss
17 11 (0.35%) CloudStack
17 11 (0.35%) Mule
Applications
1 64 (2.04%) Microsoft Office
2 33 (1.05%) Microsoft Excel
3 16 (0.51%) MS Visio
4 5 (0.16%) HipChat
5 4 (0.13%) Photoshop
6 3 (0.096%) Doxygen
6 3 (0.096%) Microsoft PowerPoint
6 3 (0.096%) Spreadsheet
7 1 (0.032%) Maya
7 1 (0.032%) NUKE
Business Applications
1 39 (1.24%) ION MarketView
2 23 (0.73%) Remedy ITSM
3 13 (0.41%) Markit EDM
4 11 (0.35%) SimCorp Dimension
5 10 (0.32%) FLEXCUBE
6 7 (0.22%) RMDS
6 7 (0.22%) Temenos Globus
6 7 (0.22%) Temenos T24
7 6 (0.19%) Bloomberg TOMS
7 6 (0.19%) Rolfe and Nolan
8 5 (0.16%) Dynamics CRM
8 5 (0.16%) Kondor
8 5 (0.16%) Magento
8 5 (0.16%) thinkFolio
9 4 (0.13%) BusinessWorks
9 4 (0.13%) CSG Singleview
9 4 (0.13%) PeopleSoft CRM
10 3 (0.096%) Actimize
10 3 (0.096%) Oracle BPM
10 3 (0.096%) Oracle Cash Management
Cloud Services
1 466 (14.85%) Amazon AWS
2 191 (6.09%) Microsoft Azure
3 84 (2.68%) Cloud Computing
4 78 (2.49%) Google Cloud Platform
5 71 (2.26%) GitHub
6 69 (2.20%) SaaS
7 55 (1.75%) PaaS
8 45 (1.43%) IaaS
9 42 (1.34%) AWS CloudFormation
10 36 (1.15%) Serverless
11 28 (0.89%) Office 365
12 27 (0.86%) npm
13 22 (0.70%) Amazon EC2
14 21 (0.67%) Amazon S3
15 19 (0.61%) OpenShift
16 17 (0.54%) Bluemix
16 17 (0.54%) IBM Cloud
17 11 (0.35%) AWS Lambda
17 11 (0.35%) Cloudflare
18 10 (0.32%) Google Compute Engine
Communications & Networking
1 212 (6.76%) Firewall
2 189 (6.02%) TCP/IP
3 84 (2.68%) HTTP
4 80 (2.55%) Internet
5 78 (2.49%) DNS
6 72 (2.30%) Network Security
7 71 (2.26%) SAN
8 55 (1.75%) FIX Connectivity
9 48 (1.53%) LAN
10 47 (1.50%) WAN
11 37 (1.18%) DHCP
11 37 (1.18%) SSL
12 33 (1.05%) Intrusion Detection
13 31 (0.99%) VPN
14 27 (0.86%) SSH
15 25 (0.80%) Cisco ASA
15 25 (0.80%) SNMP
16 23 (0.73%) Wireless
17 19 (0.61%) NAS
18 18 (0.57%) Multicast
Database & Business Intelligence
1 294 (9.37%) MySQL
2 287 (9.15%) SQL Server
3 236 (7.52%) Relational Database
4 222 (7.08%) Big Data
5 172 (5.48%) NoSQL
6 147 (4.69%) Oracle Database
7 143 (4.56%) RDBMS
8 138 (4.40%) Hadoop
9 100 (3.19%) Data Warehouse
10 97 (3.09%) MongoDB
11 91 (2.90%) PostgreSQL
12 56 (1.79%) Apache Cassandra
12 56 (1.79%) Apache Hive
13 55 (1.75%) HBase
13 55 (1.75%) Redis
14 51 (1.63%) BusinessObjects
15 39 (1.24%) Blockchain
15 39 (1.24%) KDB
16 34 (1.08%) Amazon DynamoDB
17 32 (1.02%) Flink
Development Applications
1 404 (12.88%) Jenkins
2 401 (12.78%) Git (software)
3 234 (7.46%) JIRA
4 187 (5.96%) Maven
5 132 (4.21%) Subversion
6 111 (3.54%) TeamCity
7 100 (3.19%) Atlassian Bamboo
8 97 (3.09%) JUnit
9 93 (2.96%) Selenium
10 80 (2.55%) Cucumber
11 62 (1.98%) Gradle
12 58 (1.85%) Sonatype Nexus
13 57 (1.82%) Vagrant
14 38 (1.21%) ClearCase
15 35 (1.12%) GitLab
16 34 (1.08%) gulp
17 29 (0.92%) Ant
17 29 (0.92%) webpack
18 28 (0.89%) Mockito
19 26 (0.83%) SoapUI
General
1 1,479 (47.15%) Finance
2 904 (28.82%) Banking
3 507 (16.16%) Investment Banking
4 410 (13.07%) Front Office
5 294 (9.37%) Retail Banking
6 126 (4.02%) Financial Institution
7 111 (3.54%) Retail
8 103 (3.28%) Games
9 78 (2.49%) Telecoms
10 71 (2.26%) Back Office
11 61 (1.94%) Private Banking
12 60 (1.91%) Legal
13 43 (1.37%) Marketing
14 31 (0.99%) Law
15 29 (0.92%) Corporate Banking
16 24 (0.77%) Advertising
17 17 (0.54%) Billing
18 15 (0.48%) French Language
19 12 (0.38%) Online Betting
20 11 (0.35%) General Ledger
Job Titles
1 814 (25.95%) Developer
2 438 (13.96%) Analyst
3 339 (10.81%) Applications Support
4 307 (9.79%) Java Developer
5 297 (9.47%) Support Analyst
6 212 (6.76%) Consultant
7 202 (6.44%) DevOps Engineer
8 182 (5.80%) Senior Developer
9 165 (5.26%) Applications Support Analyst
10 138 (4.40%) Architect
11 115 (3.67%) Software Engineer
12 103 (3.28%) Senior Java Developer
13 102 (3.25%) C++ Developer
14 97 (3.09%) Linux Engineer
15 91 (2.90%) Administrator
16 85 (2.71%) Data Engineer
17 80 (2.55%) SQL Analyst
17 80 (2.55%) Support Engineer
18 78 (2.49%) Unix Engineer
19 74 (2.36%) Java Engineer
Libraries, Frameworks & Software Standards
1 295 (9.40%) FIX Protocol
2 285 (9.09%) HTML
3 280 (8.93%) Web Services
4 227 (7.24%) Spring
5 202 (6.44%) CSS
6 180 (5.74%) REST
7 178 (5.67%) XML
8 164 (5.23%) AngularJS
9 161 (5.13%) HTML5
10 137 (4.37%) .NET
10 137 (4.37%) Kafka
11 128 (4.08%) RESTful
12 125 (3.98%) Node.js
13 119 (3.79%) React
14 114 (3.63%) SOAP
15 112 (3.57%) J2EE
16 83 (2.65%) JSON
17 79 (2.52%) CSS3
18 77 (2.45%) Hibernate
19 76 (2.42%) LDAP
Miscellaneous
1 363 (11.57%) Analytical Skills
2 311 (9.91%) Computer Science
3 281 (8.96%) Equities
4 233 (7.43%) Fixed Income
5 214 (6.82%) Foreign Exchange (FX)
6 185 (5.90%) Linux Command Line
7 171 (5.45%) Fintech
8 145 (4.62%) Algorithms
9 141 (4.49%) Data Centre
10 131 (4.18%) Enterprise Software
11 126 (4.02%) Derivative
12 103 (3.28%) Management Information System
13 101 (3.22%) Greenfield Project
14 96 (3.06%) Hedge funds
15 60 (1.91%) User Experience
16 55 (1.75%) Data Structures
17 35 (1.12%) Credit Risk
18 33 (1.05%) Grid Computing
18 33 (1.05%) Virtual Team
19 32 (1.02%) Cyberthreat
Operating Systems
1 1,835 (58.50%) Linux
2 844 (26.90%) Windows
3 222 (7.08%) Solaris
4 129 (4.11%) Red Hat Enterprise Linux
5 113 (3.60%) Windows Server
6 77 (2.45%) CentOS
7 45 (1.43%) Apple iOS
8 40 (1.28%) Android
8 40 (1.28%) Mac OS X
9 34 (1.08%) AIX
9 34 (1.08%) HPUX
10 32 (1.02%) Windows Server 2012
11 29 (0.92%) Debian
11 29 (0.92%) Windows Server 2008
12 25 (0.80%) Ubuntu
13 22 (0.70%) SUSE
14 21 (0.67%) Oracle Linux
15 19 (0.61%) Windows 7
16 18 (0.57%) Windows Server 2003
17 16 (0.51%) Windows 10
Processes & Methodologies
1 797 (25.41%) Agile Software Development
2 558 (17.79%) DevOps
3 328 (10.46%) Asset Management
4 318 (10.14%) Continuous Integration
5 287 (9.15%) Wealth Management
6 260 (8.29%) TDD
7 247 (7.87%) Test Automation
8 242 (7.71%) Scrum
9 234 (7.46%) Software Engineering
10 229 (7.30%) Open Source
11 227 (7.24%) OO
12 225 (7.17%) Analytics
12 225 (7.17%) ITIL
13 191 (6.09%) BDD
14 190 (6.06%) Multithreading
15 179 (5.71%) Configuration Management
16 174 (5.55%) SDLC
17 172 (5.48%) Electronic Trading
18 165 (5.26%) Information Security
19 160 (5.10%) Low Latency
Programming Languages
1 1,266 (40.36%) SQL
2 1,034 (32.96%) Java
3 837 (26.68%) Python
4 486 (15.49%) Perl
5 416 (13.26%) JavaScript
6 395 (12.59%) Shell Script
7 380 (12.11%) C++
8 369 (11.76%) Bash Shell
9 177 (5.64%) PowerShell
10 175 (5.58%) C#
11 173 (5.51%) Ruby
12 172 (5.48%) Scala
13 163 (5.20%) PHP
14 133 (4.24%) PL/SQL
15 124 (3.95%) C
16 47 (1.50%) R
17 43 (1.37%) ES6
18 40 (1.28%) VBA
19 38 (1.21%) VB
20 37 (1.18%) Groovy
Qualifications
1 390 (12.43%) Degree
2 144 (4.59%) Computer Science Degree
3 115 (3.67%) CISSP
4 78 (2.49%) CISM
5 76 (2.42%) Cisco Certification
6 67 (2.14%) SANS
7 52 (1.66%) Security Cleared
8 45 (1.43%) CCNA
9 44 (1.40%) CCNP
9 44 (1.40%) GIAC
10 37 (1.18%) CISA
11 36 (1.15%) ITIL Certification
12 31 (0.99%) CREST Certified
13 30 (0.96%) OSCP
14 26 (0.83%) Master's Degree
15 23 (0.73%) Microsoft Certification
15 23 (0.73%) PhD
16 21 (0.67%) CRISC
17 20 (0.64%) CCIE
18 18 (0.57%) MCSE
Quality Assurance & Compliance
1 214 (6.82%) QA
2 53 (1.69%) ISO/IEC 27001
3 50 (1.59%) Data Quality
4 49 (1.56%) SLA
5 44 (1.40%) PCI DSS
6 33 (1.05%) COBIT
7 30 (0.96%) GCP
7 30 (0.96%) Sarbanes-Oxley
8 26 (0.83%) GDPR
9 22 (0.70%) ISO 9001
10 16 (0.51%) ISO 20022
10 16 (0.51%) ISO 8583
11 13 (0.41%) SEPA
12 11 (0.35%) Solvency II
13 6 (0.19%) MiFID
14 3 (0.096%) Cyber Essentials
14 3 (0.096%) ISO 22301
15 2 (0.064%) Basel III
15 2 (0.064%) PSD2
15 2 (0.064%) TARGET2
System Software
1 336 (10.71%) Docker
2 162 (5.16%) Active Directory
3 107 (3.41%) VMware Infrastructure
4 33 (1.05%) VMware ESXi
5 27 (0.86%) Apache Flume
6 24 (0.77%) Virtual Machines
7 22 (0.70%) NFS
8 21 (0.67%) KVM
9 17 (0.54%) Varnish
9 17 (0.54%) vSphere
10 14 (0.45%) VMware NSX
10 14 (0.45%) Xen
11 13 (0.41%) Hyper-V
12 12 (0.38%) HDFS
13 9 (0.29%) iptables
13 9 (0.29%) Veritas Cluster Server
14 8 (0.26%) XenApp
15 7 (0.22%) Ceph
15 7 (0.22%) GPFS
15 7 (0.22%) Snort
Systems Management
1 313 (9.98%) Puppet
2 291 (9.28%) Ansible
3 259 (8.26%) Opscode Chef
4 107 (3.41%) Kubernetes
5 91 (2.90%) Terraform
6 64 (2.04%) Nagios
7 39 (1.24%) Salt
8 32 (1.02%) Control-M
8 32 (1.02%) Nessus
9 31 (0.99%) Hadoop YARN
10 28 (0.89%) ITRS Geneos
11 24 (0.77%) Docker Swarm
12 23 (0.73%) HAProxy
12 23 (0.73%) vRealize
13 22 (0.70%) Kibana
14 21 (0.67%) SCCM
15 20 (0.64%) Graphite
16 19 (0.61%) Single Sign-On
17 18 (0.57%) Consul
18 17 (0.54%) Grafana
Vendors
1 635 (20.24%) Oracle
2 273 (8.70%) Microsoft
3 224 (7.14%) Sybase
4 183 (5.83%) Red Hat
5 176 (5.61%) VMware
6 107 (3.41%) Splunk
7 95 (3.03%) Cisco
8 87 (2.77%) Bloomberg
9 72 (2.30%) IBM
10 66 (2.10%) ION Trading
11 63 (2.01%) Informatica
12 62 (1.98%) Google
13 61 (1.94%) Murex
14 54 (1.72%) ServiceNow
15 45 (1.43%) Reuters
16 44 (1.40%) Cloudera
17 43 (1.37%) Remedy
18 42 (1.34%) Fidessa
19 39 (1.24%) CheckPoint
20 38 (1.21%) Juniper