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 16 May 2025, comparing them to the same period in the previous two years.

6 months to
16 May 2025
Same period 2024 Same period 2023
Rank 219 279 124
Rank change year-on-year +60 -155 -30
Permanent jobs citing Open Source 184 246 975
As % of all permanent jobs advertised in London 1.43% 1.04% 2.89%
As % of the Processes & Methodologies category 1.48% 1.14% 3.03%
Number of salaries quoted 149 172 469
10th Percentile £61,250 £53,750 £55,000
25th Percentile £75,000 £64,688 £62,500
Median annual salary (50th Percentile) £110,000 £80,000 £80,294
Median % change year-on-year +37.50% -0.37% +0.37%
75th Percentile £137,500 £112,500 £97,500
90th Percentile £138,750 £138,750 £111,250
England median annual salary £73,000 £63,218 £75,000
% change year-on-year +15.47% -15.71% +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 12,397 21,536 32,168
As % of all permanent jobs advertised in London 96.18% 91.13% 95.37%
Number of salaries quoted 7,220 15,919 23,171
10th Percentile £42,000 £37,500 £43,477
25th Percentile £56,000 £51,532 £55,000
Median annual salary (50th Percentile) £75,000 £70,500 £75,000
Median % change year-on-year +6.38% -6.00% +7.14%
75th Percentile £100,000 £95,000 £95,000
90th Percentile £122,500 £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 16 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 16 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 +25 26 £65,000 -7.14% 22
East London - 6 - - 3
South London - 5 - - 1
North London - 4 £55,000 -
West London +36 1 - - 7
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 69 (37.50%) Apache Airflow
2 68 (36.96%) Apache
2 68 (36.96%) Apache Spark
3 7 (3.80%) Drupal
4 3 (1.63%) Jupyter
5 2 (1.09%) CMS
5 2 (1.09%) NServiceBus
5 2 (1.09%) Oracle SOA Suite
6 1 (0.54%) Confluence
6 1 (0.54%) Ethereum
6 1 (0.54%) Headless CMS
6 1 (0.54%) nginx
6 1 (0.54%) OpenStack
6 1 (0.54%) WordPress
Applications
1 2 (1.09%) Maya
Business Applications
1 7 (3.80%) Ripple
1 7 (3.80%) Ripple XRP
2 5 (2.72%) CiviCRM
3 2 (1.09%) Oracle EBS
Cloud Services
1 125 (67.93%) AWS
2 77 (41.85%) Amazon ECS
2 77 (41.85%) OpenShift
3 76 (41.30%) Serverless
4 74 (40.22%) AWS Lambda
5 72 (39.13%) dbt
6 20 (10.87%) Azure
7 19 (10.33%) Amazon EC2
8 16 (8.70%) GCP
9 9 (4.89%) GitHub
10 8 (4.35%) Amazon S3
10 8 (4.35%) AWS CloudFormation
11 6 (3.26%) Amazon EKS
11 6 (3.26%) Amazon MSK
11 6 (3.26%) Amazon SQS
11 6 (3.26%) DigitalOcean
12 5 (2.72%) Adobe Creative Cloud
12 5 (2.72%) Google Ads
12 5 (2.72%) Google Analytics
12 5 (2.72%) PaaS
Communications & Networking
1 3 (1.63%) TCP/IP
2 2 (1.09%) SSH
3 1 (0.54%) Firewall
3 1 (0.54%) Network Security
3 1 (0.54%) OpenVPN
3 1 (0.54%) tcpdump
3 1 (0.54%) Wireshark
Database & Business Intelligence
1 69 (37.50%) Amazon Athena
2 67 (36.41%) Apache Arrow
2 67 (36.41%) Apache Iceberg
2 67 (36.41%) Apache Ignite
2 67 (36.41%) Dremio
3 22 (11.96%) PostgreSQL
4 10 (5.43%) Amazon RDS
5 5 (2.72%) Amazon Redshift
6 4 (2.17%) Elasticsearch
7 3 (1.63%) Big Data
7 3 (1.63%) Redis
7 3 (1.63%) Relational Database
8 2 (1.09%) Data Lake
8 2 (1.09%) Data Warehouse
8 2 (1.09%) DynamoDB
8 2 (1.09%) Electronic Patient Records
8 2 (1.09%) Hadoop
8 2 (1.09%) MySQL
8 2 (1.09%) NoSQL
8 2 (1.09%) SQL Server
Development Applications
1 71 (38.59%) Artifactory
2 14 (7.61%) IntelliJ
3 6 (3.26%) Git
3 6 (3.26%) Jenkins
4 2 (1.09%) Bitbucket
4 2 (1.09%) Maven
4 2 (1.09%) NUnit
4 2 (1.09%) Oracle APEX
5 1 (0.54%) Android Studio
5 1 (0.54%) Atlassian Bamboo
5 1 (0.54%) Cucumber
5 1 (0.54%) DbUnit
5 1 (0.54%) IDA Disassembler
5 1 (0.54%) JIRA
5 1 (0.54%) jMock
5 1 (0.54%) JUnit
5 1 (0.54%) Mockito
5 1 (0.54%) SonarQube
5 1 (0.54%) Sonatype Nexus
5 1 (0.54%) Visual Studio Code
General
1 98 (53.26%) Finance
2 71 (38.59%) Front Office
3 29 (15.76%) Social Skills
4 17 (9.24%) Law
5 12 (6.52%) Inclusion and Diversity
6 9 (4.89%) Analytical Skills
7 8 (4.35%) Banking
8 7 (3.80%) Digital Economy
8 7 (3.80%) Financial Institution
9 6 (3.26%) Marketing
9 6 (3.26%) Retail
10 5 (2.72%) Advertising
10 5 (2.72%) Multimedia
11 2 (1.09%) Dutch Language
11 2 (1.09%) French Language
11 2 (1.09%) Games
11 2 (1.09%) Influencing Skills
11 2 (1.09%) Music Industry
12 1 (0.54%) Presentation Skills
12 1 (0.54%) Public Sector
Job Titles
1 81 (44.02%) AWS Engineer
2 78 (42.39%) DevOps Engineer
3 77 (41.85%) AWS DevOps
3 77 (41.85%) AWS DevOps Engineer
4 70 (38.04%) Data Engineer
5 67 (36.41%) Python Engineer
6 33 (17.93%) Senior
7 22 (11.96%) Developer
8 16 (8.70%) Java Engineer
9 15 (8.15%) Senior Java Engineer
10 12 (6.52%) Kubernetes Engineer
10 12 (6.52%) Software Engineer
11 9 (4.89%) Architect
12 8 (4.35%) Analyst
12 8 (4.35%) Lead
13 7 (3.80%) Principal Engineer
13 7 (3.80%) Security Engineer
13 7 (3.80%) Site Reliability Engineer
13 7 (3.80%) SOC Analyst
14 6 (3.26%) E-Commerce Developer
Libraries, Frameworks & Software Standards
1 74 (40.22%) Kafka
2 71 (38.59%) J2EE
3 67 (36.41%) PySpark
4 18 (9.78%) React
5 16 (8.70%) REST
6 8 (4.35%) .NET
7 7 (3.80%) PyTorch
7 7 (3.80%) TensorFlow
8 6 (3.26%) Pandas
8 6 (3.26%) scikit-learn
9 5 (2.72%) RESTful
9 5 (2.72%) SLSA
10 4 (2.17%) .NET Core
10 4 (2.17%) CSS
10 4 (2.17%) Django
10 4 (2.17%) HTML
11 3 (1.63%) NumPy
11 3 (1.63%) React Native
12 2 (1.09%) Node.js
12 2 (1.09%) UIKit
Miscellaneous
1 16 (8.70%) Distributed Systems
2 14 (7.61%) Algorithms
3 11 (5.98%) Blog
4 9 (4.89%) Blockchain
4 9 (4.89%) Management Information System
4 9 (4.89%) Mobile App
4 9 (4.89%) Self-Motivation
5 8 (4.35%) CSOC
5 8 (4.35%) Onboarding
5 8 (4.35%) Virtual Team
6 6 (3.26%) EPoS
7 5 (2.72%) Cloud Native
7 5 (2.72%) Social Media
8 4 (2.17%) Tandem
9 2 (1.09%) Cyber Defence
9 2 (1.09%) Enterprise Software
9 2 (1.09%) Equities
9 2 (1.09%) Foreign Exchange (FX)
9 2 (1.09%) Greenfield Project
9 2 (1.09%) Hybrid Cloud
Operating Systems
1 6 (3.26%) Linux
2 3 (1.63%) Apple iOS
2 3 (1.63%) Unix
3 1 (0.54%) Amazon Linux
3 1 (0.54%) Android
3 1 (0.54%) Debian
3 1 (0.54%) Red Hat Enterprise Linux
Processes & Methodologies
1 102 (55.43%) DevOps
2 90 (48.91%) Software Engineering
3 87 (47.28%) Agile
4 84 (45.65%) CI/CD
5 81 (44.02%) Site Reliability Engineering
6 71 (38.59%) Asset Management
7 70 (38.04%) Data Engineering
8 25 (13.59%) Problem-Solving
8 25 (13.59%) TDD
9 23 (12.50%) Mentoring
10 22 (11.96%) Cybersecurity
11 21 (11.41%) Application Security
11 21 (11.41%) Containerisation
11 21 (11.41%) Decision-Making
12 14 (7.61%) Creative Thinking
12 14 (7.61%) Emotional Intelligence
12 14 (7.61%) Security Testing
12 14 (7.61%) Software Testing
13 13 (7.07%) Analytics
13 13 (7.07%) Performance Management
Programming Languages
1 100 (54.35%) Java
2 97 (52.72%) Python
3 80 (43.48%) Go
4 10 (5.43%) C++
4 10 (5.43%) JavaScript
4 10 (5.43%) SQL
5 8 (4.35%) C#
6 6 (3.26%) TypeScript
7 3 (1.63%) Rust
8 2 (1.09%) Objective-C
8 2 (1.09%) Swift
9 1 (0.54%) Dart
9 1 (0.54%) Haskell
9 1 (0.54%) Ruby
9 1 (0.54%) Scala
Qualifications
1 25 (13.59%) Degree
2 20 (10.87%) Master's Degree
2 20 (10.87%) PhD
3 14 (7.61%) SC Cleared
3 14 (7.61%) Security Cleared
4 4 (2.17%) AWS Certification
5 1 (0.54%) DBS Check
5 1 (0.54%) DV Cleared
Quality Assurance & Compliance
1 7 (3.80%) Accessibility
2 5 (2.72%) NIST
2 5 (2.72%) QA
3 3 (1.63%) GDPR
3 3 (1.63%) PCI DSS
4 2 (1.09%) California Consumer Privacy Act
4 2 (1.09%) ISO/IEC 27001
4 2 (1.09%) MiFID
5 1 (0.54%) Cyber Essentials
5 1 (0.54%) Data Quality
5 1 (0.54%) PMO
System Software
1 100 (54.35%) Docker
2 6 (3.26%) Virtual Machines
3 1 (0.54%) Postfix
Systems Management
1 96 (52.17%) Kubernetes
2 86 (46.74%) Terraform
3 8 (4.35%) QRadar
4 6 (3.26%) Istio
5 3 (1.63%) AWS Copilot
6 2 (1.09%) Grafana
6 2 (1.09%) Prometheus
7 1 (0.54%) Ansible
7 1 (0.54%) Computer Emergency Response Teams
7 1 (0.54%) Puppet
Vendors
1 14 (7.61%) Microsoft
2 12 (6.52%) Google
3 6 (3.26%) Confluent
4 5 (2.72%) Adobe
5 2 (1.09%) Intel
5 2 (1.09%) Oracle
5 2 (1.09%) Salesforce
5 2 (1.09%) Splunk
6 1 (0.54%) Hitachi
6 1 (0.54%) Red Hat
6 1 (0.54%) SaltStack
6 1 (0.54%) SAP