Open Source Jobs in London

Open Source
England > London

The table below provides summary statistics for permanent job vacancies advertised in London requiring Open Source skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited Open Source over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 201 275 128
Rank change year-on-year +74 -147 -33
Permanent jobs citing Open Source 210 246 1,038
As % of all permanent jobs advertised in London 1.65% 1.04% 2.92%
As % of the Processes & Methodologies category 1.72% 1.14% 3.06%
Number of salaries quoted 158 179 512
10th Percentile £62,125 £53,750 £55,000
25th Percentile £75,625 £65,000 £62,500
Median annual salary (50th Percentile) £110,000 £82,500 £80,294
Median % change year-on-year +33.33% +2.75% +0.37%
75th Percentile £137,500 £112,500 £97,500
90th Percentile £138,750 £138,750 £112,500
England median annual salary £75,000 £65,000 £75,000
% change year-on-year +15.38% -13.33% +7.14%

All Process and Methodology Skills
London

Open Source falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills in London.

Permanent vacancies with a requirement for process or methodology skills 12,232 21,572 33,876
As % of all permanent jobs advertised in London 96.04% 91.33% 95.39%
Number of salaries quoted 7,456 16,081 24,248
10th Percentile £42,500 £38,000 £43,750
25th Percentile £56,250 £52,475 £55,000
Median annual salary (50th Percentile) £75,000 £71,000 £75,000
Median % change year-on-year +5.63% -5.33% +7.14%
75th Percentile £100,000 £95,000 £95,000
90th Percentile £123,750 £115,000 £115,000
England median annual salary £57,500 £55,000 £62,500
% change year-on-year +4.55% -12.00% +4.17%

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 1 May 2025.

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 1 May 2025. 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 +24 26 £65,000 -8.77% 21
South London - 16 - - 1
East London - 8 - - 3
North London - 4 £55,000 -
West London +48 3 - - 4
Open Source
England

Open Source
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 73 (34.76%) Apache Spark
2 72 (34.29%) Apache
3 71 (33.81%) Apache Airflow
4 7 (3.33%) Drupal
5 3 (1.43%) Jupyter
6 2 (0.95%) CMS
6 2 (0.95%) NServiceBus
6 2 (0.95%) Oracle SOA Suite
7 1 (0.48%) Confluence
7 1 (0.48%) Ethereum
7 1 (0.48%) Headless CMS
7 1 (0.48%) nginx
7 1 (0.48%) OpenStack
7 1 (0.48%) WordPress
Applications
1 2 (0.95%) Maya
Business Applications
1 21 (10.00%) Ripple
1 21 (10.00%) Ripple XRP
2 5 (2.38%) CiviCRM
3 2 (0.95%) Oracle EBS
Cloud Services
1 133 (63.33%) AWS
2 87 (41.43%) OpenShift
3 86 (40.95%) Amazon ECS
4 83 (39.52%) AWS Lambda
4 83 (39.52%) Serverless
5 74 (35.24%) dbt
6 28 (13.33%) Amazon EC2
7 21 (10.00%) Azure
8 18 (8.57%) GCP
9 14 (6.67%) Amazon SQS
10 13 (6.19%) AWS CloudFormation
11 11 (5.24%) Amazon S3
12 6 (2.86%) Amazon EKS
12 6 (2.86%) Amazon MSK
12 6 (2.86%) DigitalOcean
12 6 (2.86%) GitHub
13 5 (2.38%) Adobe Creative Cloud
13 5 (2.38%) Google Ads
13 5 (2.38%) Google Analytics
13 5 (2.38%) PaaS
Communications & Networking
1 3 (1.43%) TCP/IP
2 2 (0.95%) SSH
3 1 (0.48%) Firewall
3 1 (0.48%) Internet
3 1 (0.48%) Network Security
3 1 (0.48%) OpenVPN
3 1 (0.48%) tcpdump
3 1 (0.48%) Wireshark
Database & Business Intelligence
1 73 (34.76%) Amazon Athena
2 71 (33.81%) Apache Arrow
2 71 (33.81%) Apache Iceberg
2 71 (33.81%) Apache Ignite
2 71 (33.81%) Dremio
3 24 (11.43%) PostgreSQL
4 19 (9.05%) Amazon RDS
5 11 (5.24%) Amazon Redshift
6 4 (1.90%) Big Data
6 4 (1.90%) Elasticsearch
7 3 (1.43%) Hadoop
7 3 (1.43%) NoSQL
7 3 (1.43%) Redis
8 2 (0.95%) DynamoDB
8 2 (0.95%) Electronic Patient Records
8 2 (0.95%) MySQL
8 2 (0.95%) Relational Database
8 2 (0.95%) SQL Server
9 1 (0.48%) Amazon Aurora
9 1 (0.48%) Data Lake
Development Applications
1 81 (38.57%) Artifactory
2 15 (7.14%) Jenkins
3 14 (6.67%) IntelliJ
4 9 (4.29%) Git
5 5 (2.38%) Maven
6 4 (1.90%) DbUnit
6 4 (1.90%) jMock
6 4 (1.90%) JUnit
6 4 (1.90%) Mockito
6 4 (1.90%) SonarQube
7 2 (0.95%) Bitbucket
7 2 (0.95%) NUnit
7 2 (0.95%) Oracle APEX
8 1 (0.48%) Android Studio
8 1 (0.48%) Atlassian Bamboo
8 1 (0.48%) Cucumber
8 1 (0.48%) IDA Disassembler
8 1 (0.48%) JIRA
8 1 (0.48%) Sonatype Nexus
8 1 (0.48%) Visual Studio Code
General
1 124 (59.05%) Finance
2 81 (38.57%) Front Office
3 41 (19.52%) Social Skills
4 33 (15.71%) Law
5 21 (10.00%) Digital Economy
5 21 (10.00%) Financial Institution
6 12 (5.71%) Inclusion and Diversity
7 11 (5.24%) Banking
8 8 (3.81%) Analytical Skills
9 7 (3.33%) Marketing
9 7 (3.33%) Retail
10 5 (2.38%) Advertising
10 5 (2.38%) Multimedia
11 4 (1.90%) Public Sector
12 2 (0.95%) Dutch Language
12 2 (0.95%) French Language
12 2 (0.95%) Games
12 2 (0.95%) Influencing Skills
Job Titles
1 91 (43.33%) AWS Engineer
2 88 (41.90%) DevOps Engineer
3 87 (41.43%) AWS DevOps
3 87 (41.43%) AWS DevOps Engineer
4 72 (34.29%) Data Engineer
5 71 (33.81%) Python Engineer
6 33 (15.71%) Senior
7 23 (10.95%) Developer
8 21 (10.00%) Principal Engineer
9 18 (8.57%) Kubernetes Engineer
10 16 (7.62%) Java Engineer
11 15 (7.14%) Senior Java Engineer
12 13 (6.19%) Site Reliability Engineer
13 11 (5.24%) Analyst
13 11 (5.24%) Architect
13 11 (5.24%) Software Engineer
14 8 (3.81%) SOC Analyst
15 7 (3.33%) Lead
15 7 (3.33%) Security Engineer
16 6 (2.86%) E-Commerce Developer
Libraries, Frameworks & Software Standards
1 81 (38.57%) J2EE
2 77 (36.67%) Kafka
3 73 (34.76%) PySpark
4 19 (9.05%) REST
5 17 (8.10%) React
6 8 (3.81%) .NET
6 8 (3.81%) RESTful
7 7 (3.33%) PyTorch
7 7 (3.33%) TensorFlow
8 6 (2.86%) scikit-learn
8 6 (2.86%) Spring
9 5 (2.38%) SLSA
9 5 (2.38%) Spring Cloud
10 4 (1.90%) .NET Core
10 4 (1.90%) CSS
10 4 (1.90%) Django
10 4 (1.90%) JPA
10 4 (1.90%) PowerMock
10 4 (1.90%) SOAP
10 4 (1.90%) Web Services
Miscellaneous
1 33 (15.71%) Distributed Systems
2 28 (13.33%) Algorithms
3 23 (10.95%) Blockchain
4 11 (5.24%) Blog
4 11 (5.24%) Virtual Team
5 10 (4.76%) CSOC
5 10 (4.76%) Management Information System
5 10 (4.76%) Mobile App
5 10 (4.76%) Onboarding
5 10 (4.76%) Tandem
6 9 (4.29%) Self-Motivation
7 7 (3.33%) Cloud Native
8 6 (2.86%) EPoS
9 5 (2.38%) Social Media
10 3 (1.43%) Greenfield Project
11 2 (0.95%) Cyber Defence
11 2 (0.95%) Distributed Computing
11 2 (0.95%) Enterprise Software
11 2 (0.95%) Equities
11 2 (0.95%) Hybrid Cloud
Operating Systems
1 6 (2.86%) Linux
2 4 (1.90%) Apple iOS
3 3 (1.43%) Unix
4 2 (0.95%) Android
5 1 (0.48%) Amazon Linux
5 1 (0.48%) Debian
5 1 (0.48%) Red Hat Enterprise Linux
Processes & Methodologies
1 112 (53.33%) DevOps
2 100 (47.62%) Agile
3 98 (46.67%) Software Engineering
4 91 (43.33%) Site Reliability Engineering
5 88 (41.90%) CI/CD
6 81 (38.57%) Asset Management
7 72 (34.29%) Data Engineering
8 39 (18.57%) Decision-Making
8 39 (18.57%) Mentoring
9 26 (12.38%) Observability
9 26 (12.38%) TDD
10 25 (11.90%) Problem-Solving
11 23 (10.95%) Cybersecurity
12 22 (10.48%) Containerisation
12 22 (10.48%) Roadmaps
13 21 (10.00%) Application Security
14 15 (7.14%) Performance Management
14 15 (7.14%) Software Testing
15 14 (6.67%) Emotional Intelligence
15 14 (6.67%) Security Testing
Programming Languages
1 114 (54.29%) Java
2 107 (50.95%) Python
3 90 (42.86%) Go
4 24 (11.43%) C++
5 11 (5.24%) SQL
6 9 (4.29%) JavaScript
7 8 (3.81%) C#
8 4 (1.90%) TypeScript
9 3 (1.43%) Rust
10 2 (0.95%) Objective-C
10 2 (0.95%) Swift
11 1 (0.48%) Dart
11 1 (0.48%) Haskell
11 1 (0.48%) Ruby
11 1 (0.48%) Scala
Qualifications
1 25 (11.90%) Degree
2 20 (9.52%) Master's Degree
2 20 (9.52%) PhD
3 18 (8.57%) SC Cleared
3 18 (8.57%) Security Cleared
4 4 (1.90%) AWS Certification
5 1 (0.48%) DBS Check
Quality Assurance & Compliance
1 7 (3.33%) Accessibility
2 5 (2.38%) NIST
3 3 (1.43%) QA
4 2 (0.95%) California Consumer Privacy Act
4 2 (0.95%) GDPR
4 2 (0.95%) MiFID
4 2 (0.95%) PCI DSS
5 1 (0.48%) Data Quality
5 1 (0.48%) ISO/IEC 27001
5 1 (0.48%) PMO
System Software
1 109 (51.90%) Docker
2 6 (2.86%) Virtual Machines
3 1 (0.48%) Postfix
Systems Management
1 106 (50.48%) Kubernetes
2 93 (44.29%) Terraform
3 10 (4.76%) QRadar
4 6 (2.86%) Istio
5 3 (1.43%) AWS Copilot
6 2 (0.95%) Grafana
6 2 (0.95%) Prometheus
7 1 (0.48%) Ansible
7 1 (0.48%) Computer Emergency Response Teams
7 1 (0.48%) Puppet
Vendors
1 16 (7.62%) Microsoft
2 12 (5.71%) Google
3 6 (2.86%) Confluent
4 5 (2.38%) Adobe
5 2 (0.95%) Intel
5 2 (0.95%) Oracle
5 2 (0.95%) Salesforce
5 2 (0.95%) Splunk
6 1 (0.48%) Hitachi
6 1 (0.48%) Red Hat
6 1 (0.48%) SaltStack
6 1 (0.48%) SAP