1,076 to 1,100 of 1,267 Open Source Jobs

Research Software Engineer / Researcher in Quantum Computing and Verification – (Job ID: 186324)

Location
Oxford, England, United Kingdom
international partners in quantum computing and theoretical computer science. The successful candidate will contribute to peer-reviewed publications, research dissemination, and development of open-source or experimental tools supporting the project’s scientific objectives. This is a research-intensive appointment within one of the world’s leading institutions ...

Staff Product Engineer

Location
Greater London, England, United Kingdom
modern languages (Kotlin, TypeScript, Python etc.) and no fear of picking up new ones A builder’s DNA: Side projects, startup experience or open source contributions AI-native experience: You’ve shipped AI products into production Product instinct: You care about the user experience as much ...

Senior Digital Design Engineer

Location
Greater London, England, United Kingdom
scripting languages (Python, Tcl).* An understanding of AI workloads and AI accelerator architecture concepts.* 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. ...

Founding Engineer - Embedded Software and Robotics Systems

Location
Salisbury, England, United Kingdom
first-principles thinking Knowledge of OpenCV and end-to-end vision systems Electrical Engineering expertise Familiarity with RF communications Familiarity with commercial/open source UAV flight controllers and firmware. What you'll get Significant Equity – as a founding team member, you will own a significant stake ...

Senior QA Engineer

Location
United Kingdom
architecture of those agents GitHub Actions - experience designing and maintaining test pipelines as part of a deployment workflow Accessibility testing - automation, or understanding of open-source tools available in the industry API testing - functional coverage of REST APIs, ideally including authentication flows (OAuth/token-based) Experience with ...

Software Engineer, Observability

Location
Greater London, England, United Kingdom
platform reliability through thorough testing. Collaborate with product managers, designers, and infrastructure teams to solve challenges and deliver top-tier solutions. Engage with the open-source community by contributing to projects and participating in discussions, supporting Vercel’s developer-focused mission. Collect feedback from developers and users ...

Research Scientist / Engineer – Reinforcement Learning Infrastructure

Location
Greater London, England, United Kingdom
disaggregated trainer/rollout architectures. Containerization and orchestration (Kubernetes, Ray) for large environment fleets and sandboxed workloads. Research contributions in RL for LLMs, or open-source contributions to RL training frameworks. About Luma: Luma's mission is to build unified general intelligence that can generate, understand, and operate ...

Product Engineer (All Levels)

Location
Greater London, England, United Kingdom
your own accord — and finished them. A product with real users, a side project that hit the front page somewhere, a game, a robot, open source that people use. What matters is that you took an ambiguous idea, chased it to done, and it worked in the real ...

Threat Investigator - EMEA

Location
Greater London, England, United Kingdom
reacquire bad actors on our platform. Investigate potentially policy-violating activity by querying internal data sources (using SQL and Python) and cross-referencing open source information (OSINT). Document and share investigative findings with internal stakeholders. Requirements: At least 3+ years of related investigative experience in Trust & Safety ...

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 exceptional output. 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. The Ideal ...

Member of Technical Staff – Research Engineering

Location
Witney, England, United Kingdom
skills, memory, code and policies. Grading and credit assignment over month-long trajectories. Requirements 2+ years of engineering experience, or equivalent depth from research, open source or your own projects Time at a fast-growing startup You’ve shipped applied ML systems from scratch as an engineer ...

Member of Technical Staff – Infrastructure

Location
Witney, England, United Kingdom
customer VPCs. Internal AI tooling that automates our infra, deployment monitoring, and maintenance. Requirements 2+ years of engineering experience, or equivalent depth from research, open source or your own projects Time at a fast-growing startup You've designed and built systems from scratch You've scaled ...

Research Assistant in Cancer Vaccine Epitope Discovery & Future mRNA Manufacturing

Location
Oxford, England, United Kingdom
large-scale cancer, genomic and immunological datasets and applying established and emerging artificial intelligence approaches to cancer vaccine research. They will use frontier and open-source AI models and agentic coding tools, contribute to the development and evaluation of AI models and scientific agents, and support computational analyses ...

Software Engineer Engineering

Location
Greater London, England, United Kingdom
perspectives. Feels that what we do day-to-day is deeply meaningful. We all have our fair share of experience working with startups, open source and various problem spaces. We wish to expand the team with team members who can balance our strengths and weaknesses and help Scarlet ...

Member of Technical Staff – Product Engineering

Location
Witney, England, United Kingdom
personal memory, conflicting feedback, per-person permissions. Engine surfaces in chat and email. Requirements 2+ years of engineering experience, or equivalent depth from open source or your own projects Time at a fast-growing startup You've built products from scratch and shipped them to real users ...

Senior Technical Product Marketing Manager, Agent Identity & Auth (EMEA)

Location
Greater London, England, United Kingdom
Partner teams. Comfortable owning a stage: keynote presentations, analyst briefings, customer roundtables, and demo-heavy sessions energize you rather than intimidate you. Experience in open-source software, SaaS platforms, and enterprise go-to-market motions is strongly preferred. Familiarity with the AI connectivity landscape -including awareness of competing ...

Infrastructure Engineer / Cloud Engineer

Hiring Organisation
AWD Online
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£50,000
Server database administration and basic PowerShell scripting Ability to produce solution designs, topologies, support documentation and scripts, with an understanding of intellectual property and open-source licensing in software development Server and desktop hardware support and backup technologies Ability to work in line with security and data privacy ...

Linux Engineer

Location
Greater London, England, United Kingdom
genuinely deep in a few. That might mean: Building the in-house tools and systemsthat make up our platform, or integratingmainstream (often open-source) technologies sothey feel native to our infrastructure Acting as one of the firm's Linuxexperts, and teaching other engineers specialistskills like systems debugging Automating ...

Member of Technical Staff – Security

Location
Witney, England, United Kingdom
review and response, including agents that red-team our own engines. Requirements 2+ years of security engineering experience, or equivalent depth from research, CTFs, open source or your own projects Time at a fast-growing startup You've designed and built security systems from scratch, not just audited ...

Account Executive (UK)

Location
Greater London, England, United Kingdom
real world, helping developers move from prototypes to production-ready AI agents that teams can rely on. We began as widely adopted open-source tools and have grown to also offer a platform for building, evaluating, deploying, and operating agents at scale. Today, LangChain, LangGraph, LangSmith, and Agent ...

AI AGENTS ENGINEER

Location
Manchester, England, United Kingdom
search systems, or knowledge retrieval. Experience with model governance, audit trails, release control, permissions, or safety‐sensitive AI workflows. Familiarity with OpenAI, Anthropic, Gemini, open‐source LLM/VLM stacks, LangGraph‐style orchestration, or similar agent frameworks. The candidate should understand enough vision and inspection context to collaborate ...

Project Engineer

Location
St Athan, Wales, United Kingdom
hand operational experience. Weunderstand the challenges, have theknow-howto overcome them, and work together to succeed.Operating for over a decade, we delivercutting-edgecapabilities from open-source intelligence (OSINT) to uncrewed surface vessels and high-altitude one-way effectors that deliver true interoperability across all security levels. As Project ...

Lead Data Scientist (Safety)

Location
Greater London, England, United Kingdom
translate complex challenges into rigorous scientific frameworks Advancing Faculty’s industry leadership by innovating novel evaluation methodologies, speaking at key forums, or publishing open-source research Establishing and upholding scientific methodology, rigour, and engineering best practices across the full project lifecycle Who we're looking for: You bring ...

Member of Technical Staff

Location
Greater London, England, United Kingdom
researcher with experience in generative modeling. You have led or worked on notable machine learning projects, as documented by your contributions to widely used open source libraries, significant product launches or high impact publications, e.g. at NeurIPS, ICML, ICLR or Nature venues. You have a proven track record ...

Associate, National Security

Location
Greater London, England, United Kingdom
successful delivery and implementation of bespoke AI solutions Working side-by-side with key stakeholders to understand critical mission challenges and user needs Conducting open-source analysis to support the development of cutting-edge AI tools Translating complex operational requirements into clear user stories for delivery and engineering ...