801 to 825 of 1,252 Open Source Jobs

Junior Technical Architect

Location
London Borough of Hammersmith and Fulham, England, United Kingdom
Model Context Protocol. You do not need previous architecture experience or a production portfolio. We welcome examples from university, personal projects, internships and open-source contributions. We are interested in how you think, what you have built and how you learn. Personal Attributes Curiosity, initiative and the ability ...

Software Engineer III - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We are entirely cloud native and want to build a truly multi ...

.NET Security Architect

Hiring Organisation
HTC Global Services Inc
Location
Columbia, South Carolina, United States
Employment Type
Permanent
Salary
USD Annual
Develop automated just-in-time provisioning (JITP) solutions for user onboarding and offboarding. Implement application hardening and data protection for secure server deployments. Use open-source and enterprise penetration testing tools to test complete systems and produce fully documented penetration testing reports. Conduct application testing and debugging before ...

Managing Consultant - C&M - Google Cloud (Technical Lead)

Location
Greater London, England, United Kingdom
above, we would be thrilled if you also had: Knowledge of other cloud platforms Automation DevOps experience using Google tech like Cloud Build and open source tech like terraform We know the skill-gap and ‘somewhat need to tick every box’ can get in the way of meeting ...

Infrastructure Engineer ElevenLabs · Remote · UK · Platform & Infrastructure £62,500–£79,875 e 9d ago

Location
Greater London, England, United Kingdom
Bonus: experience with GPU clusters or ML training/inference infrastructure (e.g. vLLM, Slurm), on-prem/bare-metal or deep networking experience, or open-source contributions in the cloud-native community. Location This role is remote and can be executed globally. If you prefer, you can work ...

Software Engineering Intern (Summer 2027)

Location
Greater London, England, United Kingdom
this position will be located. Nice to have Hands-on experience with LLMs, evaluations, or agentic systems — whether from coursework, research, or personal projects Open source contributions or a portfolio of shipped side projects How we work Our credos shape how we make decisions and work ...

Product Strategy - Office of the CEO

Location
Greater London, England, United Kingdom
platforms) to evaluate trade-offs, challenge engineering assumptions, and conduct due diligence.* **Commercial & Financial Acumen:** Deep command of tech monetization models (SaaS, consumption, platform, open source) paired with strong financial modeling (M&A, scenario modeling, ROI).* **Problem-Solving & Influence:** First-principles thinker who can structure ambiguous problems ...

Forward Deployed Engineering Assoc Manager

Location
City Of London, England, United Kingdom
solutions (agents, orchestration, context engineering, RAG, workflows) in production environments. Minimum of 3 years of experience with AI platforms — OpenAI, Claude, Vertex AI, plus open-source models — including building abstraction layers to manage multi-provider pipelines. Minimum of 10 years of experience deploying to production , CI/ ...

Senior AI Engineer

Location
Greater London, England, United Kingdom
what changed because of your work, that’s a flag. The right technical toolkit. Strong Python, hands‐on experience with LLMs (OpenAI, Anthropic, open‐source), agent frameworks, RAG pipelines, vector databases, and backend infrastructure like FastAPI, Postgres, and ElasticSearch, or close enough that the gaps close fast. Domain ...

AI Solutions Architect

Location
Greater London, England, United Kingdom
Customer Success organization. Kimchi executes multi-model LLM workflows and autonomous agents with embedded governance and cost control. It intelligently routes across frontier and open-source models while enabling teams to establish strict budget caps, enforce model access policies, configure roles, and audit TCO via deep analytical tracking. ...

Lead Software Engineer - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We are entirely cloud native and want to build a truly multi ...

Member of Technical Staff - Software Engineer

Location
Greater London, England, United Kingdom
APIs , particularly those conforming to JSON:API Comfortable working on infrastructure (e.g., setting up CI pipelines, navigating Kubernetes) If you have a personal or open-source project you’d like to share, we’d love to see it (GitHub links welcome!) Salary and benefits Office: Our brand ...

Senior Security Consultant

Location
City of Edinburgh, Scotland, United Kingdom
Managing risks and services in accordance with customer, regulatory and legislative expectations. + Experience outside of traditional enterprise IT scenarios extending to proprietary and open-source software, firmware and electronic hardware. + Exposure to product architectures, encapsulating technologies such as electro-optics, radars, lasers. + Exposure to Operational ...

Senior Crypto Threat Analyst - Terrorism

Location
Greater London, England, United Kingdom
intelligence reports for both technical and non-technical audiences Capable of using Python, SQL, or AI-assisted querying to extract and analyze blockchain or open-source data A strong analytical mindset with excellent judgment when handling sensitive or uncertain intelligence A collaborative and proactive approach, comfortable working across ...

Senior Research Associate in Computer Vision and 3D Reconstruction for Wildlife Conservation

Location
Manchester, England, United Kingdom
performance, accuracy and uncertainty. Collaborate with project partners to undertake data collection and validation at Chester Zoo. Contribute to the development and release of open-source software, datasets and trained models. Prepare research findings for publication in peer-reviewed journals and presentation at national and international conferences. Contribute ...

Staff Software Engineer, AI Reliability Engineering

Location
Greater London, England, United Kingdom
RDMA and InfiniBand. Have expertise in AI-specific observability tools and frameworks. Have experience with chaos engineering and systematic resilience testing. Have contributed to open-source infrastructure or ML tooling. The annual compensation range for this role is listed below. For sales roles, the range provided ...

Forward-Deployed Principal AI Architect

Location
England, United Kingdom
sectors: pharmaceuticals and life sciences, financial services, or public sector. Technical leadership of offshore or nearshore engineering teams. Published technical writing, conference speaking, or open source contributions. What the First Year Looks Like First 90 days. Embedded as technical lead on a live enterprise engagement. Architecture standards ...

Member of Technical Staff, Intern

Location
Witney, England, United Kingdom
frontend systems Get hands-on with evaluation frameworks that measure accuracy, robustness, and clinical reliability Help prototype with new models, prompting techniques, and open-source orchestration tools (LangChain, LlamaIndex, etc.) Develop a strong user-centric mindset, building empathy for Abridge's clinicians and the challenges they face Collaborate ...

Performance Engineer – Language Runtime

Location
Cambridge, England, United Kingdom
microarchitecture: out‐of‐order pipelines, branch prediction, caches, TLBs and prefetching. ARM64 experience, particularly on mobile or embedded SoCs. Contributions to an open‐source runtime, compiler or GC, or a track record of upstream performance patches. Experience with LLM agents or ML‐assisted tooling for code optimisation ...

Product Engineer

Location
Greater London, England, United Kingdom
shipped and improved in small iterations with the help of early feedback from users. We are heavily biased towards keeping things simple, using existing open-source technologies and not reinventing the wheel if it doesn't add any value. AI is how we operate. We use Claude ...

Principal Vulnerability Researcher

Location
Metropolitan Borough of Solihull, England, United Kingdom
externally, creating environments that encourage collaboration, knowledge sharing, and innovation. Experience organising, leading, or contributing to research communities, working groups, special interest groups, open- source initiatives, or industry forums. Strong written and verbal communication skills, with experience producing high- quality technical papers, presentations, blogs, advisory reports, or research ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
Salesforce CRM (Service, Sales, and Marketing Clouds)* Extensive experience with Salesforce Flows and Lightning Web Components (LWC), including complex custom development* Experience contributing to open-source AI frameworks or librariesLI\*YUnleash Your PotentialWhen you join Salesforce, you’ll be limitless in all areas of your life. Our benefits ...

Mid-Level Backend Engineer - Driver Squad

Location
Greater London, England, United Kingdom
knowledge of Go, TypeScript, and AWS. Exposure to logistics, mobility or operational‐domain systems. Evidence of self‐directed learning, such as personal projects or open source contributions. Technologies We Use Golang AWS, CDK (TypeScript), Lambda, SQS, EventBridge, RDS (PostgreSQL) React, React Native GitHub, GitHub Actions Grafana, Loki Claude ...

Enterprise Architect - Digital Backbone & Digital Experience

Location
Luton, England, United Kingdom
evidence rather than hype, using proportionate proof‐of‐value activity and clear adopt, trial, watch or avoid recommendations. Maintain awareness of relevant vendor, open‐source and industry direction, incorporating it into domain standards and roadmaps where it earns its place. Roadmaps and long‐term planning Own and maintain ...

Enterprise Architect - Digital Backbone & Digital Experience

Location
Caddington, England, United Kingdom
evidence rather than hype, using proportionate proof‐of‐value activity and clear adopt, trial, watch or avoid recommendations. Maintain awareness of relevant vendor, open‐source and industry direction, incorporating it into domain standards and roadmaps where it earns its place. Roadmaps and long‐term planning Own and maintain ...