1,126 to 1,150 of 1,250 Permanent Open Source Jobs

Data Infrastructure Engineer (OpenSearch/Elasticsearch) - Remote

Location
Greater London, England, United Kingdom
Elasticsearch. The role is London-on-site and involves building enterprise automation for data platforms, collaborating with an internationally distributed team, and contributing to open-source communities. You will write Python, work on data stores, and participate in cloud/on-prem solutions. Travel for internal and external ...

Senior Storage Automation Engineer – Cloud & IaC

Location
Greater London, England, United Kingdom
combines on-premises and cloud tech, with a focus on automation, scripting, and collaboration across IT and research teams. We transform storage infrastructure using open source tools and enterprise products, offering a dynamic workplace, strong #J-18808-Ljbffr ...

Observability Software Engineer - Data & Dashboards

Location
Greater London, England, United Kingdom
Tuesday, and Friday for those within commuting distance; otherwise, the role is fully remote. You will collaborate with cross-functional teams and contribute to open-source initiatives. #J-18808-Ljbffr ...

Security & Resilience QA Engineer

Location
Brighton, England, United Kingdom
reliability and security. Expect automation, resilience testing, and collaboration with CI/CD teams for seamless releases. We value proactive debugging, reproducible builds, and open-source contributions, with a remote-first culture and occasional Brighton gatherings to align on strategy and trust. #J-18808-Ljbffr ...

DevOps Engineer II: Cloud, Kubernetes & Automation

Location
Belfast City District, Northern Ireland, United Kingdom
pioneer in application security, provides SAST, SCA, and DAST solutions that enable teams to quickly find and fix vulnerabilities and defects in proprietary code, open source components, and application behavior. DevOps Engineer will be a key member of the Cloud Operations team responsible for developing SaaS and Hosted ...

VP AIML Research Lead — Production-Ready LLMs

Location
Auchentibber, Scotland, United Kingdom
Co. is seeking an AI Research Engineer at Vice President level to lead applied research and translate findings into shipped capabilities. You will evaluate open-source LLMs, fine-tune models for domain tasks, and prototype multimodal features, collaborating with IPB Tech AIML engineers to deliver production-ready results. ...

Compute Platform Engineer – HPC, Cloud & CI/CD

Location
Greater London, England, United Kingdom
interactive development to large-scale batch processing, ensuring robust performance and observability across HPC resources. You will mentor teams on best practices, contribute to open-source initiatives, and align with QMS/DevOps standards while delivering reliable software and strong #J-18808-Ljbffr ...

AI-First Product Engineer - Hybrid London

Location
Greater London, England, United Kingdom
real product features end-to-end, work with LLMs, agents, and MCP integrations from day one, and ship with ownership while contributing to our open-source ecosystem. A fast-growing, mentorship-rich environment awaits. #J-18808-Ljbffr ...

Backend Developer

Location
United Kingdom
Objectively restore stand-alone markets rather than enterprise-wide products. Uniquely underwhelm best-of-breed mindshare through adaptive niches. Seamlessly parallel task open-source content without resource sucking technology. Job Responsibilities Be involved in every step of the product design cycle from discovery and user acceptance testing. Work ...

Frontend Developer

Location
Greater London, England, United Kingdom
Objectively restore stand-alone markets rather than enterprise-wide products. Uniquely underwhelm best-of-breed mindshare through adaptive niches. Seamlessly parallel task open-source content without resource sucking technology. Job Responsibilities Be involved in every step of the product design cycle from discovery and user acceptance testing. Work ...

Partner Sales Director - Global System Integrator (GSI)

Location
United Kingdom
About the role Canonical is a leading provider of open source software and operating systems for the global enterprise. The Partner Sales Director will work with Global System Integrator partners to drive Ubuntu based solutions, build long term digital transformation platforms, and lead engagements from engineers ...

Android Developer

Location
West of England, England, United Kingdom
knowledge of Android SDK, Android UI design principles, patterns, and best practices Experience with offline storage, threading, and performance tuning Awesome knowledge of the open-source Android ecosystem and the libraries available for common tasks and benchmarking and optimisation Proficient in Google's Android design principles, interface guidelines ...

Founding Product Engineer

Location
Greater London, England, United Kingdom
good questions, form a view, test quickly, communicate clearly and care whether the work changes outcomes. Evidence of shipped work. Show us professional work, open-source contributions, personal products, research or hackathon results. Roughly 2+ years of experience is useful, but evidence matters more than tenure. #J ...

Solution Architect Dynatrace

Hiring Organisation
Conclusion
Location
Utrecht, Netherlands
Employment Type
Permanent
Salary
EUR Annual
Nederlands Pre's: OpenTelemetry Certified Associate (OTCA) certificering Praktijkervaring met andere observability platforms als Splunk of Datadog Bijdragen aan Dynatrace-community of open source projecten Conference talks of publicaties over observability Sterke adviesvaardigheden Stakeholder management Communicatieve vaardigheden Dynatrace kennis en implementatie-expertise OpenTelemetry en integratie met Dynatrace Automation ...

Frontend Developer

Location
Greater London, England, United Kingdom
Objectively restore stand-alone markets rather than enterprise-wide products. Uniquely underwhelm best-of-breed mindshare through adaptive niches. Seamlessly parallel task open-source content without resource sucking technology. Job Responsibilities Be involved in every step of the product design cycle from discovery and user acceptance testing. Work ...

Java Engineer in Java Application Core Components team

Hiring Organisation
Adyen
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
driving best practices. This is a hands-on, architecture-influencing position in a lean, high-impact team. Verantwoordelijkheden Design, build, and evolve internal and open source Java frameworks and components used by every Java application team at Adyen Contribute to one or more of the three large-scale ...

Senior Rust Engineer

Hiring Organisation
Understanding Recruitment
Location
West London, London, United Kingdom
Employment Type
Permanent
Enhance overall system efficiency, expandability, and dependability within distributed robotic setups. Experience you'll need: Production experience with Rust , or contributions to production grade open source repos. 2+ Years. Experience working with Tokio , or other asynchronous frameworks such as async.std or Smol. Ideally a background in a core ...

Enterprise Account Executive

Location
Greater London, England, United Kingdom
related technology sectors Experience with AI-driven revenue generation tools Familiarity with MariaDB or competitive database platforms Experience in Linux-based enterprise environments and open-source technology ecosystems £80,000-£120,000 gross per year, plus commission. 25 days paid annual leave plus holidays, flexible working arrangements. Salaries ...

Senior Rust Engineer

Location
City Of London, England, United Kingdom
Enhance overall system efficiency, expandability, and dependability within distributed robotic setups. Experience you'll need: Production experience with Rust , or contributions to production grade open source repos. 2+ Years. Experience working with Tokio , or other asynchronous frameworks such as async.std or Smol. Ideally a background in a core ...

Senior Rust Engineer

Hiring Organisation
Understanding Recruitment
Location
Oxford, Oxfordshire, UK
Enhance overall system efficiency, expandability, and dependability within distributed robotic setups. Experience you'll need: Production experience with Rust , or contributions to production grade open source repos. 2 Years. Experience working with Tokio , or other asynchronous frameworks such as async.std or Smol. Ideally a background in a core ...

Cyber Intelligence Director

Location
Greater London, England, United Kingdom
cybersecurity, with a focus on threat intelligence, incident response, and risk management. Significant knowledge and experience in advanced intelligence analysis techniques, security research, and Open-Source Intelligence (OSINT) to proactively identify and assess potential risks. Knowledge of SIEM tools such as Splunk will be beneficial to your ...

Senior Rust Engineer

Location
Greater London, England, United Kingdom
Enhance overall system efficiency, expandability, and dependability within distributed robotic setups. Experience you'll need: Production experience with Rust , or contributions to production grade open source repos . 2+ Years. Experience working with Tokio , or other asynchronous frameworks such as async.std or Smol. Ideally a background ...

FPGA Engineer

Location
Greater London, England, United Kingdom
with FPGA design tools, specifically Quartus and Vivado.* Familiarity with scripting languages (Python, Tcl).* Comfortable with version control systems (Git).* Comfortable with open-source verification tools (Cocotb, Verilator).**Who You Are:*** Comfortable in a small, fast-moving team.* Willing to adapt to unfamiliar design paradigms. ...

AI-native Product Engineer

Location
Greater London, England, United Kingdom
integrations from day one Learning by shipping: we believe the fastest way to grow is to have real ownership Contributing to our open-source ecosystem Helping shape how a small, high-trust team builds at the frontier of AI About You We care less about your ...

QA / Test Engineer

Location
Brighton, England, United Kingdom
debug and analyse across different platforms. Familiarity with OS-level testing (networking, storage, kernel). Background in security testing or penetration testing. Contributions to open-source QA projects. Experience with reproducible builds and test-driven development. Record of finding critical vulnerabilities before release. Tools & Technologies You’ll thrive ...