Period
to 20 July 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 20 July 2018 with a comparison to the same period in the previous 2 years.

Open Source
England > London
6 months to
20 Jul 2018
Same period 2017 Same period 2016
Rank 88 93 82
Rank change year-on-year +5 -11 +15
Permanent jobs citing Open Source 2,505 2,570 3,074
As % of all permanent IT jobs advertised in London 3.52% 3.51% 3.71%
As % of the Processes & Methodologies category 3.85% 3.83% 4.05%
Number of salaries quoted 1,863 2,088 2,625
London median annual salary £67,500 £70,000 £62,500
Median salary % change year-on-year -3.57% +12.00% +8.70%
10th Percentile £42,500 £42,500 £41,250
90th Percentile £100,000 £95,000 £90,000
England median annual salary £60,000 £57,500 £57,500
% change year-on-year +4.35% - +9.52%

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 65,099 67,157 75,825
As % of all permanent IT jobs advertised in London 91.37% 91.78% 91.40%
Number of salaries quoted 52,115 53,361 65,333
London median annual salary £60,000 £60,000 £57,500
Median salary % change year-on-year - +4.35% +4.55%
10th Percentile £35,000 £35,000 £33,250
90th Percentile £95,000 £90,000 £87,500
England median annual salary £50,000 £50,000 £50,000

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 20 July 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 20 July 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 -18 397 £70,000 +7.69% 115
East London +4 51 £48,000 -41.82% 15
West London -73 49 £47,500 -32.14% 40
South London -19 47 £65,000 -7.97% 9
North London 0 6 £65,000 - 1
Open Source
England

For the 6 months to 20 July 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 1,378 (55.01%) Agile Software Development
2 1,256 (50.14%) Java
3 828 (33.05%) DevOps
4 799 (31.90%) Finance
5 774 (30.90%) Python
6 691 (27.58%) Amazon AWS
7 659 (26.31%) Linux
8 648 (25.87%) JavaScript
9 640 (25.55%) Software Engineering
10 517 (20.64%) Microservices
11 513 (20.48%) Degree
12 509 (20.32%) C#
13 500 (19.96%) SQL
14 465 (18.56%) Docker
15 446 (17.80%) TDD
16 419 (16.73%) Jenkins
17 411 (16.41%) Continuous Integration
18 389 (15.53%) AngularJS
19 383 (15.29%) Microsoft Azure
20 379 (15.13%) .NET
21 375 (14.97%) Problem-Solving
22 369 (14.73%) Banking
23 368 (14.69%) Big Data
24 366 (14.61%) Ansible
24 366 (14.61%) Web Services
25 361 (14.41%) Test Automation
26 357 (14.25%) NoSQL
27 356 (14.21%) Scrum
28 345 (13.77%) React
29 341 (13.61%) Git (software)

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
1 185 (7.39%) Apache
2 161 (6.43%) Apache Spark
3 138 (5.51%) Elasticsearch
4 102 (4.07%) Tomcat
5 91 (3.63%) CMS
6 85 (3.39%) WebSphere
7 80 (3.19%) OpenStack
8 66 (2.63%) JBoss
9 65 (2.59%) Oracle SOA Suite
10 44 (1.76%) WebLogic
11 35 (1.40%) Confluence
12 34 (1.36%) nginx
13 33 (1.32%) Cloud Foundry
14 29 (1.16%) Drupal
15 28 (1.12%) IIS
16 25 (1.00%) SAS
16 25 (1.00%) WordPress
17 18 (0.72%) Apache Solr
18 16 (0.64%) Mule
19 15 (0.60%) Mule ESB
Applications
1 25 (1.00%) Microsoft Excel
2 15 (0.60%) Microsoft Office
2 15 (0.60%) SPSS
3 10 (0.40%) Microsoft PowerPoint
4 9 (0.36%) MS Visio
5 4 (0.16%) Chatbot
5 4 (0.16%) Gephi
5 4 (0.16%) Microsoft Project
6 1 (0.040%) GIMP
6 1 (0.040%) Photoshop
6 1 (0.040%) ProjectWise
6 1 (0.040%) Revit
Business Applications
1 16 (0.64%) Dynamics CRM
2 11 (0.44%) Dynamics AX
2 11 (0.44%) Dynamics NAV
3 7 (0.28%) Distributed Ledger
4 6 (0.24%) Sentinel
5 2 (0.080%) SAP S/4HANA
6 1 (0.040%) ION MarketView
6 1 (0.040%) Magento
6 1 (0.040%) Oracle Retail
6 1 (0.040%) Payment Gateway
6 1 (0.040%) SAP ERP
Cloud Services
1 691 (27.58%) Amazon AWS
2 383 (15.29%) Microsoft Azure
3 183 (7.31%) Google Cloud Platform
4 116 (4.63%) SaaS
5 106 (4.23%) GitHub
6 93 (3.71%) Serverless
7 91 (3.63%) PaaS
8 90 (3.59%) Cloud Computing
9 64 (2.55%) Amazon EC2
10 63 (2.51%) Amazon S3
11 62 (2.48%) IaaS
12 39 (1.56%) AWS Elastic Beanstalk
12 39 (1.56%) OpenShift
13 36 (1.44%) AWS Lambda
14 33 (1.32%) IBM Cloud
15 26 (1.04%) Office 365
16 24 (0.96%) Virtual Private Cloud
17 23 (0.92%) npm
18 17 (0.68%) AWS CloudFormation
19 13 (0.52%) Amazon EMR
Communications & Networking
1 106 (4.23%) Firewall
2 99 (3.95%) Internet
3 85 (3.39%) HTTP
4 59 (2.36%) DNS
5 42 (1.68%) TCP/IP
6 33 (1.32%) VPN
7 28 (1.12%) FTP
8 24 (0.96%) DHCP
9 18 (0.72%) Intranet
10 17 (0.68%) LAN
11 14 (0.56%) SMS
11 14 (0.56%) SSH
12 13 (0.52%) Anycast
12 13 (0.52%) Quagga
12 13 (0.52%) WAN
13 12 (0.48%) SNMP
14 11 (0.44%) BGP
14 11 (0.44%) Wireless
15 10 (0.40%) OpenVPN
15 10 (0.40%) SMTP
Database & Business Intelligence
1 368 (14.69%) Big Data
2 357 (14.25%) NoSQL
3 236 (9.42%) MongoDB
4 216 (8.62%) MySQL
5 212 (8.46%) SQL Server
6 167 (6.67%) Hadoop
7 164 (6.55%) PostgreSQL
8 146 (5.83%) Relational Database
9 123 (4.91%) Apache Cassandra
10 83 (3.31%) Redis
11 78 (3.11%) Blockchain
12 63 (2.51%) RDBMS
13 43 (1.72%) DB2
13 43 (1.72%) Neo4j
14 35 (1.40%) Data Lake
15 34 (1.36%) Amazon DynamoDB
16 30 (1.20%) HBase
17 29 (1.16%) Data Warehouse
18 28 (1.12%) Apache Hive
19 27 (1.08%) Amazon RDS
Development Applications
1 419 (16.73%) Jenkins
2 341 (13.61%) Git (software)
3 168 (6.71%) Selenium
4 163 (6.51%) TeamCity
5 154 (6.15%) Maven
6 140 (5.59%) JIRA
7 123 (4.91%) Cucumber
8 108 (4.31%) JUnit
9 96 (3.83%) Subversion
10 73 (2.91%) Octopus Deploy
11 68 (2.71%) WebDriver
12 64 (2.55%) Atlassian Bamboo
13 61 (2.44%) Gradle
13 61 (2.44%) SpecFlow
14 59 (2.36%) Vagrant
15 58 (2.32%) gulp
15 58 (2.32%) Visual Studio
16 57 (2.28%) NUnit
17 55 (2.20%) Eclipse
18 50 (2.00%) Protractor
General
1 799 (31.90%) Finance
2 369 (14.73%) Banking
3 200 (7.98%) Financial Institution
4 189 (7.54%) Investment Banking
5 138 (5.51%) Retail
6 132 (5.27%) Games
7 96 (3.83%) Front Office
8 95 (3.79%) Marketing
9 57 (2.28%) Law
10 51 (2.04%) Telecoms
11 46 (1.84%) Advertising
12 44 (1.76%) Legal
13 22 (0.88%) Back Office
14 15 (0.60%) Automotive
15 12 (0.48%) Manufacturing
16 7 (0.28%) Electronics
16 7 (0.28%) Multimedia
17 5 (0.20%) Aerospace
18 4 (0.16%) Online Betting
18 4 (0.16%) Publishing
Job Titles
1 991 (39.56%) Developer
2 293 (11.70%) Java Developer
3 261 (10.42%) Software Engineer
4 252 (10.06%) Architect
5 211 (8.42%) DevOps Engineer
6 169 (6.75%) Senior Developer
7 141 (5.63%) .NET Developer
7 141 (5.63%) Solutions Architect
8 118 (4.71%) Software Developer
9 116 (4.63%) C# Developer
10 112 (4.47%) Agile Developer
11 103 (4.11%) Analyst
12 100 (3.99%) Java Engineer
13 90 (3.59%) C# .NET Developer
14 89 (3.55%) JavaScript Developer
15 86 (3.43%) Developer/Software Engineer
15 86 (3.43%) Front End Developer (Client-Side Developer)
16 84 (3.35%) Cloud Engineer
17 83 (3.31%) Java Software Developer
18 82 (3.27%) Java Software Engineer
Libraries, Frameworks & Software Standards
1 389 (15.53%) AngularJS
2 379 (15.13%) .NET
3 366 (14.61%) Web Services
4 345 (13.77%) React
5 335 (13.37%) HTML
6 286 (11.42%) RESTful
7 281 (11.22%) Spring
8 278 (11.10%) REST
9 274 (10.94%) Node.js
10 256 (10.22%) CSS
11 211 (8.42%) Kafka
12 170 (6.79%) HTML5
13 142 (5.67%) ASP.NET Web API
14 140 (5.59%) ASP.NET
15 124 (4.95%) XML
16 114 (4.55%) Java EE
17 110 (4.39%) Spring Boot
18 109 (4.35%) JSON
19 105 (4.19%) RabbitMQ
20 104 (4.15%) Hibernate
Miscellaneous
1 341 (13.61%) Computer Science
2 254 (10.14%) Analytical Skills
3 185 (7.39%) Fintech
4 171 (6.83%) Greenfield Project
5 167 (6.67%) User Experience
6 160 (6.39%) Cyberthreat
7 119 (4.75%) Algorithms
7 119 (4.75%) Self-Motivation
8 111 (4.43%) Fixed Income
9 97 (3.87%) Hedge funds
10 87 (3.47%) Blog
10 87 (3.47%) Data Centre
10 87 (3.47%) Mobile App
11 83 (3.31%) Enterprise Software
12 80 (3.19%) Public Cloud
13 76 (3.03%) Data Structures
14 75 (2.99%) Management Information System
15 48 (1.92%) Virtual Team
16 41 (1.64%) Private Cloud
17 39 (1.56%) Derivative
Operating Systems
1 659 (26.31%) Linux
2 209 (8.34%) Unix
3 179 (7.15%) Windows
4 83 (3.31%) CentOS
5 60 (2.40%) Red Hat Enterprise Linux
6 48 (1.92%) Ubuntu
7 40 (1.60%) Android
8 39 (1.56%) Debian
9 35 (1.40%) Apple iOS
10 16 (0.64%) VMS
11 15 (0.60%) Windows Server
11 15 (0.60%) Windows Server 2008
12 10 (0.40%) FreeBSD
12 10 (0.40%) HPUX
13 9 (0.36%) Windows Server 2012
14 8 (0.32%) Windows 7
14 8 (0.32%) Windows Server 2003
15 7 (0.28%) CoreOS
15 7 (0.28%) Mac OS
16 6 (0.24%) Windows 8
Processes & Methodologies
1 1,378 (55.01%) Agile Software Development
2 828 (33.05%) DevOps
3 640 (25.55%) Software Engineering
4 517 (20.64%) Microservices
5 446 (17.80%) TDD
6 411 (16.41%) Continuous Integration
7 375 (14.97%) Problem-Solving
8 361 (14.41%) Test Automation
9 356 (14.21%) Scrum
10 317 (12.65%) BDD
11 248 (9.90%) OO
12 236 (9.42%) SDLC
13 232 (9.26%) Mentoring
14 221 (8.82%) Analytics
14 221 (8.82%) Configuration Management
15 204 (8.14%) Low Latency
16 193 (7.70%) MVC
17 178 (7.11%) Risk Management
18 172 (6.87%) Investment Management
19 166 (6.63%) Innovative Thinking
Programming Languages
1 1,256 (50.14%) Java
2 774 (30.90%) Python
3 648 (25.87%) JavaScript
4 509 (20.32%) C#
5 500 (19.96%) SQL
6 270 (10.78%) Ruby
7 243 (9.70%) C++
8 204 (8.14%) PHP
9 197 (7.86%) Scala
10 163 (6.51%) Java 8
11 147 (5.87%) Bash Shell
12 141 (5.63%) Go
13 136 (5.43%) PowerShell
14 100 (3.99%) Perl
15 81 (3.23%) ES6
16 68 (2.71%) C
17 56 (2.24%) Shell Script
18 52 (2.08%) Groovy
19 50 (2.00%) R
20 35 (1.40%) Kotlin
Qualifications
1 513 (20.48%) Degree
2 165 (6.59%) Computer Science Degree
3 88 (3.51%) Security Cleared
4 84 (3.35%) Master's Degree
5 72 (2.87%) SC Cleared
6 47 (1.88%) PhD
7 26 (1.04%) Numerate Degree
8 18 (0.72%) CISSP
9 16 (0.64%) ISTQB
9 16 (0.64%) Sun Certification
10 15 (0.60%) ISEB
10 15 (0.60%) ISTQB Foundation Certification
11 10 (0.40%) CISM
11 10 (0.40%) RHCE
12 9 (0.36%) AWS Certification
13 8 (0.32%) ITIL Foundation Certificate
14 7 (0.28%) DV Cleared
14 7 (0.28%) OSCP
15 5 (0.20%) PMI Certification
15 5 (0.20%) PMP
Quality Assurance & Compliance
1 215 (8.58%) QA
2 63 (2.51%) GCP
3 21 (0.84%) Data Quality
4 19 (0.76%) PSD2
5 9 (0.36%) ISO/IEC 27001
5 9 (0.36%) PCI DSS
5 9 (0.36%) SLA
6 6 (0.24%) Cyber Essentials
6 6 (0.24%) ISO 9001
7 5 (0.20%) Cyber Essentials PLUS
7 5 (0.20%) GDPR
7 5 (0.20%) ISO 14001
8 4 (0.16%) MiFID
8 4 (0.16%) SEPA
9 3 (0.12%) ISO 20022
10 2 (0.080%) COBIT
10 2 (0.080%) WAI
10 2 (0.080%) WCAG
11 1 (0.040%) HL7
11 1 (0.040%) ISO/IEC 20000
System Software
1 465 (18.56%) Docker
2 42 (1.68%) VMware Infrastructure
3 40 (1.60%) Active Directory
4 29 (1.16%) KVM
5 28 (1.12%) Virtual Machines
6 23 (0.92%) iptables
7 17 (0.68%) VMware ESXi
8 16 (0.64%) HDFS
9 13 (0.52%) Hyper-V
9 13 (0.52%) NFS
10 12 (0.48%) Apache ZooKeeper
11 11 (0.44%) QEMU
12 10 (0.40%) pfSense
12 10 (0.40%) Samba
13 8 (0.32%) Snort
14 7 (0.28%) Apache Flume
14 7 (0.28%) Ceph
14 7 (0.28%) Virtual Desktop
15 6 (0.24%) Postfix
16 5 (0.20%) vSphere
Systems Management
1 366 (14.61%) Ansible
2 311 (12.42%) Puppet
3 280 (11.18%) Kubernetes
4 279 (11.14%) Opscode Chef
5 165 (6.59%) Terraform
6 103 (4.11%) Salt
7 49 (1.96%) ZABBIX
8 45 (1.80%) Nagios
9 38 (1.52%) Consul
10 35 (1.40%) Kibana
11 34 (1.36%) Packer
12 31 (1.24%) Docker Swarm
13 23 (0.92%) Grafana
14 19 (0.76%) Graphite
15 14 (0.56%) Opsview
15 14 (0.56%) Prometheus
16 12 (0.48%) logstash
17 11 (0.44%) Mesos
18 10 (0.40%) FortiGate
19 9 (0.36%) vCenter Server
Vendors
1 237 (9.46%) Google
1 237 (9.46%) Microsoft
2 156 (6.23%) Oracle
3 96 (3.83%) Red Hat
4 75 (2.99%) IBM
5 60 (2.40%) VMware
6 43 (1.72%) TIBCO
7 42 (1.68%) SaltStack
7 42 (1.68%) Splunk
8 33 (1.32%) Atlassian
8 33 (1.32%) Capita
9 28 (1.12%) SAP
10 27 (1.08%) BEA
11 26 (1.04%) New Relic
12 25 (1.00%) Cisco
12 25 (1.00%) Sitecore
13 24 (0.96%) Sybase
14 23 (0.92%) Salesforce.com
15 20 (0.80%) Foundry
16 18 (0.72%) hybris