Period
to

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 18 May 2022 with a comparison to the same period in the previous 2 years.

Open Source
England > London
6 months to
18 May 2022
Same period 2021 Same period 2020
Rank 88 94 108
Rank change year-on-year +6 +14 -5
Permanent jobs citing Open Source 2,726 1,212 1,205
As % of all permanent jobs advertised in London 3.94% 3.60% 3.03%
As % of the Processes & Methodologies category 4.08% 3.80% 3.21%
Number of salaries quoted 733 740 905
10th Percentile £50,650 £46,250 £42,652
25th Percentile £62,323 £60,000 £53,931
Median annual salary (50th Percentile) £80,000 £75,000 £72,500
Median % change year-on-year +6.67% +3.45% +3.57%
75th Percentile £100,000 £90,000 £97,500
90th Percentile £113,750 £107,500 £125,000
England median annual salary £70,000 £67,500 £62,500
% change year-on-year +3.70% +8.00% +4.17%

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 66,774 31,859 37,523
As % of all permanent IT jobs advertised in London 96.53% 94.76% 94.40%
Number of salaries quoted 33,855 24,278 30,572
10th Percentile £42,500 £42,500 £38,750
25th Percentile £53,750 £52,500 £50,000
Median annual salary (50th Percentile) £70,000 £70,000 £67,500
Median % change year-on-year - +3.70% +3.85%
75th Percentile £92,500 £87,500 £85,000
90th Percentile £110,400 £105,000 £102,500
England median annual salary £60,000 £55,000 £55,000
% change year-on-year +9.09% - +4.76%

Open Source
Job Vacancy Trend in London

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

Job vacancy trend for Open Source in London

Open Source
Salary Trend in London

3-month moving average salary quoted in jobs citing Open Source in London.

Salary trend for Open Source in London

Open Source
Salary Histogram in London

Salary distribution for jobs citing Open Source in London over the 6 months to 18 May 2022.

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 18 May 2022. 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
Jobs
Central London -82 109 £80,000 +6.67% 47
West London -3 78 £67,500 +63.64% 9
South London -63 28 £85,000 +45.30% 3
North London - 9 £55,000 - 1
East London -66 6 - - 6
Open Source
England

For the 6 months to 18 May 2022, 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 1,493 (54.77%) Agile
2 1,445 (53.01%) AWS
3 1,214 (44.53%) Software Engineering
4 1,167 (42.81%) Java
5 1,120 (41.09%) Python
6 1,065 (39.07%) Microservices
7 1,045 (38.33%) Docker
8 1,033 (37.89%) Kubernetes
9 961 (35.25%) CI/CD
10 790 (28.98%) DevOps
11 788 (28.91%) Finance
12 688 (25.24%) Terraform
13 677 (24.83%) Social Skills
14 669 (24.54%) JavaScript
15 642 (23.55%) GCP
16 629 (23.07%) SQL
17 593 (21.75%) Azure
18 571 (20.95%) Test Automation
19 567 (20.80%) React
20 526 (19.30%) Kafka
21 525 (19.26%) TDD
22 521 (19.11%) PostgreSQL
23 507 (18.60%) Linux
24 491 (18.01%) Node.js
25 489 (17.94%) REST
26 487 (17.87%) Git (software)
27 475 (17.42%) TypeScript
28 463 (16.98%) Scrum
29 462 (16.95%) NoSQL
30 461 (16.91%) Problem-Solving

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
1 135 (4.95%) Elasticsearch
2 125 (4.59%) Apache
3 118 (4.33%) Apache Spark
4 62 (2.27%) Apache Airflow
5 57 (2.09%) Confluence
6 54 (1.98%) CMS
7 32 (1.17%) Tornado
8 29 (1.06%) Ethereum
9 28 (1.03%) IIS
10 22 (0.81%) nginx
10 22 (0.81%) OpenStack
10 22 (0.81%) WebSphere
11 18 (0.66%) Headless CMS
12 16 (0.59%) Apache Pulsar
13 13 (0.48%) Sitecore CMS
13 13 (0.48%) Solana
14 12 (0.44%) Apache Solr
14 12 (0.44%) Drupal
14 12 (0.44%) Tomcat
15 9 (0.33%) Luigi
Applications
1 31 (1.14%) Sketch
2 11 (0.40%) Microsoft PowerPoint
3 9 (0.33%) Chatbot
4 8 (0.29%) AutoCAD
4 8 (0.29%) Photoshop
5 6 (0.22%) MS Visio
6 4 (0.15%) Adobe Creative Suite
7 3 (0.11%) Microsoft Excel
7 3 (0.11%) Microsoft Office
8 2 (0.073%) Spreadsheet
9 1 (0.037%) Adobe Premiere
9 1 (0.037%) LaTeX
9 1 (0.037%) MicroStation
Business Applications
1 36 (1.32%) R3 Corda
2 25 (0.92%) Distributed Ledger
3 20 (0.73%) Oracle BPM
4 15 (0.55%) Oracle Payables
5 9 (0.33%) Summit
6 5 (0.18%) Oracle Financials
7 4 (0.15%) Adobe Campaign
7 4 (0.15%) Oracle EBS
8 1 (0.037%) Dynamics CRM
8 1 (0.037%) Payment Gateway
Cloud Services
1 1,445 (53.01%) AWS
2 642 (23.55%) GCP
3 593 (21.75%) Azure
4 382 (14.01%) Serverless
5 333 (12.22%) GitHub
6 199 (7.30%) SaaS
7 194 (7.12%) AWS Lambda
8 169 (6.20%) Cloud Computing
9 164 (6.02%) Amazon S3
10 131 (4.81%) AWS CloudFormation
11 130 (4.77%) Amazon ECS
12 109 (4.00%) Amazon EC2
13 89 (3.26%) OpenShift
14 76 (2.79%) PaaS
15 74 (2.71%) npm
16 73 (2.68%) Amazon SQS
16 73 (2.68%) GitHub Actions
17 68 (2.49%) Amazon Kinesis
18 53 (1.94%) IaaS
19 52 (1.91%) Figma
Communications & Networking
1 101 (3.71%) Broadband
2 86 (3.15%) HTTP
3 69 (2.53%) Internet
4 51 (1.87%) Firewall
5 32 (1.17%) WebEx
6 28 (1.03%) DNS
6 28 (1.03%) VoIP
7 19 (0.70%) VPN
8 18 (0.66%) SSH
9 17 (0.62%) Asterisk PBX
9 17 (0.62%) PBX
9 17 (0.62%) TCP/IP
10 16 (0.59%) DHCP
10 16 (0.59%) ISDN
10 16 (0.59%) RTP
10 16 (0.59%) SS7
11 15 (0.55%) Wireless
12 12 (0.44%) DMZ
12 12 (0.44%) Network Security
13 10 (0.37%) FTP
Database & Business Intelligence
1 521 (19.11%) PostgreSQL
2 462 (16.95%) NoSQL
3 404 (14.82%) Relational Database
4 249 (9.13%) MySQL
5 226 (8.29%) MongoDB
6 206 (7.56%) Big Data
7 182 (6.68%) Redis
8 143 (5.25%) Amazon DynamoDB
9 130 (4.77%) RDBMS
10 117 (4.29%) Hadoop
11 113 (4.15%) Amazon Redshift
12 94 (3.45%) SQL Server
13 87 (3.19%) Amazon Aurora
14 82 (3.01%) BigQuery
15 76 (2.79%) Data Warehouse
16 67 (2.46%) Apache Cassandra
17 61 (2.24%) Amazon Athena
18 59 (2.16%) Amazon RDS
19 57 (2.09%) Metadata
20 50 (1.83%) Flink
Development Applications
1 487 (17.87%) Git (software)
2 452 (16.58%) Jenkins
3 141 (5.17%) GitLab
4 130 (4.77%) webpack
5 118 (4.33%) JUnit
6 117 (4.29%) Team Foundation Server
7 112 (4.11%) TeamCity
8 107 (3.93%) JIRA
9 102 (3.74%) Travis CI
10 98 (3.60%) Octopus Deploy
11 91 (3.34%) IBM UrbanCode
12 88 (3.23%) Selenium
13 75 (2.75%) Gradle
14 69 (2.53%) CircleCI
15 62 (2.27%) Cucumber
16 57 (2.09%) Artifactory
17 54 (1.98%) Atlassian Bamboo
18 52 (1.91%) Maven
19 46 (1.69%) Bitbucket
20 42 (1.54%) Babel
General
1 788 (28.91%) Finance
2 677 (24.83%) Social Skills
3 273 (10.01%) Banking
4 253 (9.28%) Analytical Skills
5 226 (8.29%) Retail
6 202 (7.41%) Inclusion and Diversity
7 199 (7.30%) Marketing
8 177 (6.49%) Legal
9 150 (5.50%) Games
10 138 (5.06%) Public Sector
11 91 (3.34%) Presentation Skills
12 77 (2.82%) Back Office
13 65 (2.38%) Influencing Skills
14 59 (2.16%) Telecoms
15 55 (2.02%) Advertising
16 46 (1.69%) Financial Institution
17 42 (1.54%) Law
18 41 (1.50%) Automotive
19 36 (1.32%) Front Office
20 34 (1.25%) Online Betting
Job Titles
1 659 (24.17%) Developer
2 621 (22.78%) Software Engineer
3 296 (10.86%) Senior Software Engineer
4 204 (7.48%) DevOps Engineer
5 202 (7.41%) Java Engineer
6 196 (7.19%) Architect
7 179 (6.57%) Senior Developer
8 153 (5.61%) Java Developer
9 149 (5.47%) Senior Java Engineer
10 145 (5.32%) Data Engineer
11 97 (3.56%) Cloud Engineer
12 91 (3.34%) Front End Developer (Client-Side Developer)
13 83 (3.04%) Full Stack Developer
14 82 (3.01%) Software Developer
15 79 (2.90%) Senior DevOps
16 69 (2.53%) Solutions Architect
17 62 (2.27%) Senior DevOps Engineer
18 60 (2.20%) Lead Developer
19 59 (2.16%) Senior Data Engineer
20 58 (2.13%) Consultant
Libraries, Frameworks & Software Standards
1 567 (20.80%) React
2 526 (19.30%) Kafka
3 491 (18.01%) Node.js
4 489 (17.94%) REST
5 415 (15.22%) Spring
6 304 (11.15%) Spring Boot
7 294 (10.79%) CSS
8 284 (10.42%) RESTful
9 261 (9.57%) AngularJS
10 254 (9.32%) HTML
11 252 (9.24%) GraphQL
12 178 (6.53%) Vue.js
13 168 (6.16%) HTML5
14 166 (6.09%) Web Services
15 126 (4.62%) .NET
16 107 (3.93%) React Native
16 107 (3.93%) Redux
17 105 (3.85%) Middleware
18 104 (3.82%) CSS3
18 104 (3.82%) Hibernate
Miscellaneous
1 349 (12.80%) User Experience
2 225 (8.25%) Blog
3 202 (7.41%) Cloud Native
4 155 (5.69%) Public Cloud
5 147 (5.39%) Algorithms
6 135 (4.95%) Self-Motivation
7 98 (3.60%) Blockchain
8 86 (3.15%) Mobile App
9 84 (3.08%) Enterprise Software
10 71 (2.60%) Management Information System
11 66 (2.42%) Linux Command Line
12 62 (2.27%) Data Structures
13 59 (2.16%) e-Learning
14 50 (1.83%) Social Media
15 47 (1.72%) Virtual Team
16 45 (1.65%) Greenfield Project
17 43 (1.58%) Over-the-Top Content
18 40 (1.47%) Sports Betting
19 38 (1.39%) Legacy Systems
20 33 (1.21%) Enterprise Cloud
Operating Systems
1 507 (18.60%) Linux
2 191 (7.01%) Windows
3 146 (5.36%) Unix
4 133 (4.88%) Android
5 93 (3.41%) Apple iOS
6 89 (3.26%) Mesosphere
7 53 (1.94%) VMS
8 42 (1.54%) Mac OS X
9 23 (0.84%) Red Hat Enterprise Linux
10 20 (0.73%) Embedded Linux
11 17 (0.62%) Ubuntu
12 14 (0.51%) CentOS
13 11 (0.40%) Windows 10
14 9 (0.33%) Mac OS
15 7 (0.26%) Alpine Linux
16 6 (0.22%) Windows Server
17 4 (0.15%) Kali Linux
18 3 (0.11%) Windows Server 2016
19 2 (0.073%) tvOS
19 2 (0.073%) Windows Server 2008
Processes & Methodologies
1 1,493 (54.77%) Agile
2 1,214 (44.53%) Software Engineering
3 1,065 (39.07%) Microservices
4 961 (35.25%) CI/CD
5 790 (28.98%) DevOps
6 571 (20.95%) Test Automation
7 525 (19.26%) TDD
8 463 (16.98%) Scrum
9 461 (16.91%) Problem-Solving
10 423 (15.52%) Computer Science
11 398 (14.60%) Continuous Integration
12 386 (14.16%) Analytics
12 386 (14.16%) Continuous Delivery
13 379 (13.90%) Infrastructure as Code
14 370 (13.57%) Mentoring
15 344 (12.62%) Event-Driven
16 327 (12.00%) Machine Learning
17 297 (10.90%) Data Science
17 297 (10.90%) Pair Programming
18 295 (10.82%) Full Stack Development
Programming Languages
1 1,167 (42.81%) Java
2 1,120 (41.09%) Python
3 669 (24.54%) JavaScript
4 629 (23.07%) SQL
5 475 (17.42%) TypeScript
6 372 (13.65%) Go
7 236 (8.66%) C#
8 180 (6.60%) Rust
9 172 (6.31%) Scala
10 152 (5.58%) Bash
11 137 (5.03%) Kotlin
12 124 (4.55%) C++
13 119 (4.37%) PowerShell
14 110 (4.04%) C
15 101 (3.71%) Clojure
16 93 (3.41%) Ruby
17 69 (2.53%) PHP
18 64 (2.35%) ES6
19 63 (2.31%) Shell Script
20 59 (2.16%) R
Qualifications
1 409 (15.00%) Degree
2 248 (9.10%) Computer Science Degree
3 111 (4.07%) Master's Degree
4 72 (2.64%) Security Cleared
5 53 (1.94%) SC Cleared
6 23 (0.84%) AWS Certification
7 20 (0.73%) CISSP
8 13 (0.48%) DV Cleared
9 12 (0.44%) Cisco Certification
10 11 (0.40%) OSCP
11 9 (0.33%) CCNA
11 9 (0.33%) CEH
12 8 (0.29%) CISM
12 8 (0.29%) CREST Certified
12 8 (0.29%) GXPN
12 8 (0.29%) PhD
13 7 (0.26%) OSCE
14 6 (0.22%) CISA
15 5 (0.18%) MBA
15 5 (0.18%) MCT
Quality Assurance & Compliance
1 280 (10.27%) QA
2 62 (2.27%) Accessibility
3 58 (2.13%) SLA
4 47 (1.72%) Data Quality
5 27 (0.99%) ISO/IEC 27001
6 23 (0.84%) GDPR
7 11 (0.40%) Sarbanes-Oxley
8 6 (0.22%) WAI
9 4 (0.15%) Actionable Recommendations
9 4 (0.15%) Cyber Essentials
9 4 (0.15%) IASME
9 4 (0.15%) ISO/IEC 20000
9 4 (0.15%) PCI DSS
9 4 (0.15%) SOC 2
10 2 (0.073%) NCSC
10 2 (0.073%) PMO
11 1 (0.037%) HMG Security Policy Framework
11 1 (0.037%) NIST
11 1 (0.037%) SEPA
System Software
1 1,045 (38.33%) Docker
2 27 (0.99%) VMware Infrastructure
3 24 (0.88%) Virtual Machines
4 18 (0.66%) Apache ZooKeeper
5 16 (0.59%) Kamailio
5 16 (0.59%) OpenSIPS
6 13 (0.48%) zsh
7 10 (0.37%) Active Directory
7 10 (0.37%) ISA Server
8 9 (0.33%) VirtualBox
9 8 (0.29%) Citrix Hypervisor
10 6 (0.22%) Hyper-V
10 6 (0.22%) Postfix
11 4 (0.15%) Virtual Servers
11 4 (0.15%) vSphere
12 2 (0.073%) KVM
12 2 (0.073%) LXC
12 2 (0.073%) NFS
12 2 (0.073%) Squid
12 2 (0.073%) vCloud
Systems Management
1 1,033 (37.89%) Kubernetes
2 688 (25.24%) Terraform
3 346 (12.69%) Ansible
4 262 (9.61%) Puppet
5 212 (7.78%) Opscode Chef
6 151 (5.54%) Prometheus
7 97 (3.56%) Consul
8 94 (3.45%) Grafana
9 89 (3.26%) Automic
10 49 (1.80%) Kibana
11 47 (1.72%) logstash
12 44 (1.61%) Docker Swarm
13 36 (1.32%) Rancher
14 25 (0.92%) Single Sign-On
15 24 (0.88%) Istio
16 22 (0.81%) Hadoop YARN
17 18 (0.66%) Salt
18 12 (0.44%) Failover Clustering
18 12 (0.44%) Packer
19 11 (0.40%) Nagios
Vendors
1 280 (10.27%) Google
2 201 (7.37%) Microsoft
3 169 (6.20%) Oracle
4 100 (3.67%) Splunk
5 46 (1.69%) Twitter
6 45 (1.65%) New Relic
7 39 (1.43%) Snapchat
8 35 (1.28%) Red Hat
9 34 (1.25%) Alibaba
10 32 (1.17%) VMware
11 28 (1.03%) Databricks
12 24 (0.88%) Adobe
13 21 (0.77%) AppDynamics
13 21 (0.77%) ATG
13 21 (0.77%) Dynatrace
13 21 (0.77%) Hitachi
13 21 (0.77%) hybris
14 20 (0.73%) Cisco
14 20 (0.73%) Facebook
14 20 (0.73%) IBM