Period
to 21 April 2018

The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Open Source skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Open Source over the 6 months to 21 April 2018 with a comparison to the same period in the previous 2 years.

Open Source
England > London
6 months to
21 Apr 2018
Same period 2017 Same period 2016
Rank 92 90 83
Rank change year-on-year -2 -7 +24
Permanent jobs citing Open Source 2,407 2,276 3,045
As % of all permanent IT jobs advertised in London 3.44% 3.32% 3.63%
As % of the Processes & Methodologies category 3.75% 3.64% 3.99%
Number of salaries quoted 1,922 1,873 2,600
London median annual salary £67,500 £65,000 £60,000
Median salary % change year-on-year +3.85% +8.33% +4.35%
10th Percentile £42,500 £38,750 £41,250
90th Percentile £100,000 £97,500 £90,000
England median annual salary £59,000 £55,000 £55,000
% change year-on-year +7.27% - +4.76%

Open Source is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
London
Permanent vacancies with a requirement for process or methodology skills 64,259 62,575 76,340
As % of all permanent IT jobs advertised in London 91.79% 91.22% 91.02%
Number of salaries quoted 52,650 52,500 65,393
London median annual salary £60,000 £60,000 £55,000
Median salary % change year-on-year - +9.09% -
10th Percentile £35,565 £34,000 £33,500
90th Percentile £93,750 £90,000 £87,500
England median annual salary £50,000 £50,000 £47,500
% change year-on-year - +5.26% +2.15%

Open Source
Job Vacancy Trend in London

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

Job vacancy trend for Open Source in London

Open Source
Salary Trend in London

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

Salary trend for Open Source in London

Open Source
Salary Histogram in London

The salary distribution of IT jobs citing Open Source in London over the 6 months to 21 April 2018.

Salary histogram for Open Source in London

Open Source
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Open Source within the London region over the 6 months to 21 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
Central London -3 406 £70,000 +7.69% 90
South London +1 62 £65,000 -10.34% 5
West London -72 58 £62,500 -10.71% 45
East London -10 26 £53,000 -31.61% 29
North London -10 5 £60,000 -7.69%
Open Source
England

For the 6 months to 21 April 2018, IT jobs citing Open Source 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 Open Source.

1 1,333 (55.38%) Agile Software Development
2 1,111 (46.16%) Java
3 791 (32.86%) DevOps
4 714 (29.66%) Python
5 703 (29.21%) Amazon AWS
6 660 (27.42%) Finance
7 651 (27.05%) Linux
8 606 (25.18%) Software Engineering
9 605 (25.14%) JavaScript
10 485 (20.15%) Microservices
11 477 (19.82%) Continuous Integration
12 462 (19.19%) TDD
13 429 (17.82%) Jenkins
14 424 (17.62%) Docker
15 420 (17.45%) SQL
16 408 (16.95%) Git (software)
17 406 (16.87%) C#
18 405 (16.83%) Degree
19 392 (16.29%) Scrum
20 390 (16.20%) Ansible
21 384 (15.95%) Web Services
22 378 (15.70%) AngularJS
23 361 (15.00%) Microsoft Azure
24 357 (14.83%) .NET
25 354 (14.71%) RESTful
26 341 (14.17%) HTML
27 323 (13.42%) Banking
28 316 (13.13%) Puppet
29 305 (12.67%) React
30 301 (12.51%) Opscode Chef

Open Source
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
1 182 (7.56%) Apache Spark
2 165 (6.86%) Apache
3 160 (6.65%) Elasticsearch
4 93 (3.86%) Tomcat
5 84 (3.49%) CMS
6 77 (3.20%) WebSphere
7 51 (2.12%) JBoss
7 51 (2.12%) nginx
8 47 (1.95%) OpenStack
9 45 (1.87%) Oracle SOA Suite
10 35 (1.45%) Confluence
10 35 (1.45%) SAS
11 34 (1.41%) Apache Solr
12 33 (1.37%) Cloud Foundry
13 30 (1.25%) WordPress
14 26 (1.08%) Drupal
15 24 (1.00%) IIS
16 21 (0.87%) WebLogic
17 16 (0.66%) Sitecore CMS
18 14 (0.58%) Jetty
Applications
1 22 (0.91%) SPSS
2 10 (0.42%) Microsoft Office
3 7 (0.29%) Adobe Creative Suite
4 5 (0.21%) Microsoft Excel
5 4 (0.17%) MS Visio
6 2 (0.083%) Photoshop
7 1 (0.042%) AutoCAD
7 1 (0.042%) Chatbot
7 1 (0.042%) GIMP
7 1 (0.042%) Weka
Business Applications
1 5 (0.21%) Distributed Ledger
1 5 (0.21%) Magento
2 4 (0.17%) Dynamics CRM
2 4 (0.17%) Oracle EBS
3 2 (0.083%) BusinessWorks
3 2 (0.083%) Oracle Retail
3 2 (0.083%) TIBCO BusinessEvents
4 1 (0.042%) ION MarketView
4 1 (0.042%) Oracle ERP
4 1 (0.042%) SAP ERP
Cloud Services
1 703 (29.21%) Amazon AWS
2 361 (15.00%) Microsoft Azure
3 130 (5.40%) GitHub
4 117 (4.86%) SaaS
5 111 (4.61%) Google Cloud Platform
6 107 (4.45%) Cloud Computing
7 84 (3.49%) PaaS
8 75 (3.12%) Amazon EC2
9 58 (2.41%) IaaS
10 55 (2.29%) Amazon S3
11 47 (1.95%) AWS Elastic Beanstalk
12 41 (1.70%) AWS CloudFormation
13 39 (1.62%) Serverless
14 32 (1.33%) npm
15 28 (1.16%) AWS Lambda
16 25 (1.04%) OpenShift
17 22 (0.91%) Bluemix
17 22 (0.91%) IBM Cloud
18 16 (0.66%) Amazon EMR
18 16 (0.66%) Google Play
Communications & Networking
1 105 (4.36%) Internet
2 88 (3.66%) HTTP
3 78 (3.24%) Firewall
4 59 (2.45%) TCP/IP
5 57 (2.37%) DNS
6 30 (1.25%) Network Security
6 30 (1.25%) VPN
7 19 (0.79%) FTP
8 18 (0.75%) DHCP
9 17 (0.71%) Cisco ASA
10 16 (0.66%) Cisco Nexus
11 15 (0.62%) Ethernet
12 14 (0.58%) LAN
13 12 (0.50%) DVB
13 12 (0.50%) Intranet
14 11 (0.46%) SMTP
15 10 (0.42%) Broadband
16 9 (0.37%) WAN
17 8 (0.33%) BGP
18 7 (0.29%) Wireless
Database & Business Intelligence
1 296 (12.30%) NoSQL
2 277 (11.51%) MySQL
3 269 (11.18%) Big Data
4 205 (8.52%) MongoDB
5 202 (8.39%) Hadoop
6 172 (7.15%) SQL Server
7 171 (7.10%) PostgreSQL
8 150 (6.23%) Relational Database
9 115 (4.78%) Apache Cassandra
10 97 (4.03%) Redis
11 95 (3.95%) RDBMS
12 53 (2.20%) HBase
13 48 (1.99%) Blockchain
14 38 (1.58%) Data Warehouse
15 34 (1.41%) Amazon DynamoDB
16 30 (1.25%) QlikView
17 29 (1.20%) Apache Hive
18 28 (1.16%) Neo4j
19 26 (1.08%) Data Lake
20 23 (0.96%) Amazon Redshift
Development Applications
1 429 (17.82%) Jenkins
2 408 (16.95%) Git (software)
3 213 (8.85%) Maven
4 209 (8.68%) TeamCity
5 147 (6.11%) Selenium
6 139 (5.77%) JIRA
7 126 (5.23%) Atlassian Bamboo
8 121 (5.03%) JUnit
9 111 (4.61%) Cucumber
10 109 (4.53%) Subversion
11 108 (4.49%) Octopus Deploy
12 92 (3.82%) Gradle
13 81 (3.37%) Hudson
14 68 (2.83%) Vagrant
15 67 (2.78%) MSBuild
16 66 (2.74%) Travis CI
17 62 (2.58%) gulp
18 57 (2.37%) WebDriver
19 50 (2.08%) Bitbucket
20 49 (2.04%) NUnit
General
1 660 (27.42%) Finance
2 323 (13.42%) Banking
3 183 (7.60%) Retail
4 113 (4.69%) Games
5 98 (4.07%) Marketing
6 86 (3.57%) Telecoms
7 64 (2.66%) Advertising
8 61 (2.53%) Investment Banking
9 59 (2.45%) Financial Institution
10 50 (2.08%) Front Office
11 44 (1.83%) Law
12 34 (1.41%) Legal
13 33 (1.37%) Back Office
14 21 (0.87%) Manufacturing
15 17 (0.71%) Electronics
16 15 (0.62%) Automotive
17 10 (0.42%) Multimedia
18 7 (0.29%) French Language
18 7 (0.29%) German Language
18 7 (0.29%) Music Industry
Job Titles
1 982 (40.80%) Developer
2 315 (13.09%) Java Developer
3 271 (11.26%) Software Engineer
4 210 (8.72%) DevOps Engineer
5 207 (8.60%) Architect
6 200 (8.31%) Senior Developer
7 172 (7.15%) Agile Developer
8 143 (5.94%) Java Engineer
9 142 (5.90%) .NET Developer
10 127 (5.28%) C# Developer
11 117 (4.86%) Developer/Software Engineer
12 114 (4.74%) Java Software Engineer
13 113 (4.69%) Java Software Developer
14 104 (4.32%) C# .NET Developer
14 104 (4.32%) Front End Developer (Client-Side Developer)
15 103 (4.28%) Solutions Architect
16 90 (3.74%) Cloud Engineer
17 85 (3.53%) Analyst
18 83 (3.45%) Agile Java Developer
19 81 (3.37%) Consultant
Libraries, Frameworks & Software Standards
1 384 (15.95%) Web Services
2 378 (15.70%) AngularJS
3 357 (14.83%) .NET
4 354 (14.71%) RESTful
5 341 (14.17%) HTML
6 305 (12.67%) React
7 298 (12.38%) CSS
8 234 (9.72%) Node.js
9 217 (9.02%) HTML5
10 213 (8.85%) Spring
11 200 (8.31%) Kafka
11 200 (8.31%) REST
12 152 (6.31%) ASP.NET
13 141 (5.86%) ASP.NET Web API
14 137 (5.69%) J2EE
15 128 (5.32%) CSS3
16 114 (4.74%) Java EE
17 110 (4.57%) RabbitMQ
18 93 (3.86%) XML
19 81 (3.37%) Hibernate
Miscellaneous
1 297 (12.34%) Computer Science
2 214 (8.89%) Analytical Skills
3 211 (8.77%) Fintech
4 200 (8.31%) Greenfield Project
5 146 (6.07%) User Experience
6 126 (5.23%) Algorithms
7 121 (5.03%) Self-Motivation
8 100 (4.15%) Mobile App
9 83 (3.45%) Hedge funds
10 69 (2.87%) Online Banking
11 61 (2.53%) Data Structures
12 58 (2.41%) Linux Command Line
13 56 (2.33%) Data Centre
13 56 (2.33%) Public Cloud
14 53 (2.20%) Management Information System
15 50 (2.08%) Enterprise Software
16 46 (1.91%) Cyberthreat
17 42 (1.74%) Blog
18 39 (1.62%) Virtual Team
19 33 (1.37%) Fixed Income
Operating Systems
1 651 (27.05%) Linux
2 202 (8.39%) Unix
3 138 (5.73%) Windows
4 83 (3.45%) CentOS
5 64 (2.66%) Android
6 54 (2.24%) Red Hat Enterprise Linux
7 52 (2.16%) Apple iOS
8 49 (2.04%) Ubuntu
9 34 (1.41%) Windows Server
10 27 (1.12%) Debian
11 13 (0.54%) VMS
12 12 (0.50%) Windows Server 2008
13 9 (0.37%) CoreOS
13 9 (0.37%) Embedded Linux
14 8 (0.33%) HPUX
14 8 (0.33%) SUSE
14 8 (0.33%) Windows Server 2012
15 7 (0.29%) Fedora
15 7 (0.29%) Mac OS
15 7 (0.29%) Solaris
Processes & Methodologies
1 1,333 (55.38%) Agile Software Development
2 791 (32.86%) DevOps
3 606 (25.18%) Software Engineering
4 485 (20.15%) Microservices
5 477 (19.82%) Continuous Integration
6 462 (19.19%) TDD
7 392 (16.29%) Scrum
8 301 (12.51%) BDD
9 289 (12.01%) Test Automation
10 247 (10.26%) Problem-Solving
11 236 (9.80%) Analytics
12 221 (9.18%) Mentoring
13 212 (8.81%) Configuration Management
14 178 (7.40%) OO
15 177 (7.35%) CQRS
15 177 (7.35%) MVC
16 175 (7.27%) Front End Development
17 161 (6.69%) SDLC
18 158 (6.56%) Domain-Driven Design
19 144 (5.98%) Web Development
Programming Languages
1 1,111 (46.16%) Java
2 714 (29.66%) Python
3 605 (25.14%) JavaScript
4 420 (17.45%) SQL
5 406 (16.87%) C#
6 292 (12.13%) Ruby
7 271 (11.26%) PHP
8 190 (7.89%) Scala
9 182 (7.56%) C++
10 148 (6.15%) Java 8
11 141 (5.86%) Bash Shell
12 138 (5.73%) PowerShell
13 117 (4.86%) Perl
14 114 (4.74%) Go
15 86 (3.57%) Shell Script
16 76 (3.16%) C
17 67 (2.78%) R
18 64 (2.66%) Groovy
19 51 (2.12%) ES6
20 40 (1.66%) TypeScript
Qualifications
1 405 (16.83%) Degree
2 153 (6.36%) Computer Science Degree
3 98 (4.07%) Security Cleared
4 60 (2.49%) SC Cleared
5 58 (2.41%) Master's Degree
6 37 (1.54%) Numerate Degree
7 36 (1.50%) PhD
8 30 (1.25%) CISSP
9 25 (1.04%) Sun Certification
10 19 (0.79%) Cisco Certification
11 14 (0.58%) CCNA
11 14 (0.58%) GIAC
12 13 (0.54%) AWS Certification
12 13 (0.54%) CISM
13 12 (0.50%) GCIH
14 11 (0.46%) GSEC
14 11 (0.46%) ISTQB
15 7 (0.29%) OSCP
16 6 (0.25%) ISTQB Foundation Certification
16 6 (0.25%) MBA
Quality Assurance & Compliance
1 166 (6.90%) QA
2 26 (1.08%) GCP
3 21 (0.87%) PSD2
4 17 (0.71%) Data Quality
5 16 (0.66%) ISO/IEC 27001
6 10 (0.42%) ISO 14001
6 10 (0.42%) ISO 9001
6 10 (0.42%) SLA
7 9 (0.37%) Cyber Essentials
7 9 (0.37%) Cyber Essentials PLUS
8 6 (0.25%) PCI DSS
9 5 (0.21%) GDPR
10 4 (0.17%) OIPF
10 4 (0.17%) SEPA
11 3 (0.12%) ISO 20022
11 3 (0.12%) WAI
12 2 (0.083%) Sarbanes-Oxley
12 2 (0.083%) WCAG
System Software
1 424 (17.62%) Docker
2 40 (1.66%) Virtual Machines
3 34 (1.41%) VMware Infrastructure
4 26 (1.08%) KVM
5 25 (1.04%) Active Directory
5 25 (1.04%) iptables
6 18 (0.75%) HDFS
6 18 (0.75%) Hyper-V
7 13 (0.54%) vSphere
8 10 (0.42%) Apache Flume
8 10 (0.42%) Ceph
9 9 (0.37%) Firmware
9 9 (0.37%) Kamailio
9 9 (0.37%) QEMU
9 9 (0.37%) VMware ESXi
10 8 (0.33%) Apache ZooKeeper
11 5 (0.21%) VirtualBox
12 4 (0.17%) pfSense
12 4 (0.17%) Samba
12 4 (0.17%) XenApp
Systems Management
1 390 (16.20%) Ansible
2 316 (13.13%) Puppet
3 301 (12.51%) Opscode Chef
4 250 (10.39%) Kubernetes
5 155 (6.44%) Terraform
6 79 (3.28%) Salt
7 41 (1.70%) Nagios
8 36 (1.50%) Packer
9 32 (1.33%) Consul
10 28 (1.16%) Kibana
11 24 (1.00%) Grafana
11 24 (1.00%) Icinga
11 24 (1.00%) Mesos
12 21 (0.87%) Docker Swarm
13 19 (0.79%) logstash
14 15 (0.62%) Cacti
14 15 (0.62%) SELinux
14 15 (0.62%) ZABBIX
15 11 (0.46%) Prometheus
16 9 (0.37%) Graphite
Vendors
1 240 (9.97%) Google
2 201 (8.35%) Microsoft
3 157 (6.52%) Oracle
4 101 (4.20%) Red Hat
5 81 (3.37%) IBM
6 47 (1.95%) VMware
7 40 (1.66%) Splunk
8 38 (1.58%) Cisco
9 37 (1.54%) Teradata
10 35 (1.45%) Tableau
11 34 (1.41%) New Relic
12 28 (1.16%) SAP
13 27 (1.12%) Cloudera
14 25 (1.04%) Atlassian
14 25 (1.04%) Salesforce.com
15 24 (1.00%) Arqiva
15 24 (1.00%) BT
16 23 (0.96%) Apple
16 23 (0.96%) Sybase
17 22 (0.91%) Sitecore