526 to 550 of 852 Open Source Jobs in London

Senior Software Engineer – Property-Based Testing (London)

Location
Greater London, England, United Kingdom
team. Candidates should be comfortable working with AI assistance and maintaining quality in software development. This job is a fantastic opportunity to contribute to open source and work on cutting-edge technology. #J-18808-Ljbffr ...

AI Research Scientist

Location
Greater London, England, United Kingdom
core area above - Strong Python and PyTorch/distributed training experience - Track record of top-tier publications (NeurIPS, ICML, ICLR, CVPR, ACL) or major open-source foundation model contributions #J-18808-Ljbffr ...

Senior Technical Pricing Analyst – 29295

Location
Greater London, England, United Kingdom
with Akur8/Emblem/similar (highly beneficial → borderline essential) Machine Learning/algorithms (beneficial) SQL/SAS – data extraction and analytical expert (essential) Open-source R/Python coding (highly beneficial) #J-18808-Ljbffr ...

Software Engineer - Systems

Location
Greater London, England, United Kingdom
climate, financial, time-series, genomics, point-clouds, videos, and images. We're reinventing storage with innovative data layouts, compression strategies, and orchestration layers, blending open-source building blocks like Vortex with proprietary cloud data warehouse architecture. We’re a small, high-caliber team based in New York ...

Java Software Developer - Trading Systems (Remote) Amsterdam or London

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
research Extend core research infrastructure and distributed platform components Design scalable storage and data systems with strong reliability requirements Improve performance across internal software, open-source tools and Linux environments Work on monitoring, alerting and proactive detection across production systems Improve communication between distributed services for lower latency ...

Security Engineer (Software) - Banking & Finance

Location
Greater London, England, United Kingdom
Golang, although previous Go experience is not required. Python is also used for scripting. Desirable Skills: Security‐focused personal projects Blogs, research or open‐source contributions Experience participating in CTFs Practical security certifications such as OSCP Experience building security tooling or secure infrastructure Salary ...

Senior Linux Developer - Quant market-making

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
improving and building a best-in-class platform that powers the complex proprietry trading systems. The technology is a mixture of in-house and open-source allowing deep customisation and innovation on every level. Automation is key for my client, they automate as much as they ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
Deepexpertisein designing and deploying agentic solutions (agents, orchestration, context engineering, RAG, workflows) in production environments. Experience with AI platforms — OpenAI, Claude, Vertex AI, plus open-source models — including building abstraction layers to manage multi-provider pipelines. Experience leading software engineering teams: overseeing delivery,allocatingresources across workstreams, and owning ...

ai engineer for AI journalism

Location
Greater London, England, United Kingdom
LangSmith or similar observability tools, knowledge of voice synthesis or cloning, experience in media or content production, familiarity with multimodal generation, contributions to open-source LLM tools or libraries, interest in the ethical, editorial, and philosophical questions raised by AI-generated content. Условия Hybrid working pattern with 3+ ...

Research Scientist - Robot Learning (VLA / WAM)

Location
Greater London, England, United Kingdom
from the PhD alone or followed by industry experience. Publications at top venues such as (CoRL, RSS, ICRA, IROS or CVPR, ICCV, ECCV, NeurIPS), open-source work, and/or deployed systems. Deep experience with modern robot policy designs (VLA, WAM, diffusion), trained end to end rather than ...

High Performance Computing Architect (Linux)

Location
London, United Kingdom
tools such as SLURM and Kubernetes The ideal candidate would have: Strong background in high-performance computing environments and infrastructure design Experience working with open-source technologies and software-defined data centres Knowledge of HPC software stacks including MPI, CUDA, compilers, and scientific libraries Familiarity with containerisation ...

Senior Test Manager- Financial Services

Hiring Organisation
KPMG
Location
London, UK
Employment Type
Full-time
Change. In-depth understanding, knowledge and experience of the testing industry to include:testing services (type, costing, route to market),tools (commercial/open-source, selection and implementation),practices (methods by SDLC-type, test accelerators),metrics (selection, implementation), andkey players (suppliers, tool vendors, industry "regulators").Key areas ...

Sales Development Representative

Location
Greater London, England, United Kingdom
Canonical is a global software company that publishes Ubuntu and open-source enterprise solutions for cloud, developer, IoT and AI. Ubuntu is the fastest growing Linux distribution and ranks as the number #1 OS in the cloud. In partnership with Google, Amazon, IBM and Microsoft, Canonical helps companies ...

Technical Product Manager - Terminal Application SDLC Tools

Location
City Of London, England, United Kingdom
workflows, and emerging standards for AI integration in SDLC processes Experience with developer experience design, tooling observability, and measuring developer productivity and quality outcomes Open source involvement or community presence If indicated, please note that years of experience are a guide; we will consider applications from all candidates ...

Senior Data Scientist (Senior Software Engineer), BBC Verify

Location
London, England, United Kingdom
with the option to buy an extra 5 days, a defined pension scheme, and discounted dental, health care, and gym. BBC Verify brings together open-source intelligence (OSINT) specialists, disinformation reporters, fact checkers, and data journalists to find impactful stories and offer new lines of compelling coverage across ...

Software Engineering Team Lead

Location
Greater London, England, United Kingdom
small, high-caliber team where your work directly impacts thousands of developers and some of the world’s biggest companies. Work also on an open-source product used and loved by developers. Remote-first, async-friendly, and low on meetings. Competitive salary, stock options, and a culture that ...

Applied Research - Artificial Intelligence - London - Associate

Location
Greater London, England, United Kingdom
taking charge of cross‐team projects. Creating libraries and frameworks that underpin reliable and testable systems. Represent Goldman Sachs at conferences and within open‐source communities. Required Qualifications: Strong hands‐on experience building and maintaining large‐scale Python applications. A Master's or Ph.D. degree in Computer Science ...

Agentic Forward Deployed Engineer

Hiring Organisation
Salt
Location
East London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £600 per day
wider Claude ecosystem . OpenAI and GPT-based technologies . AWS Bedrock . Google Gemini and associated AI technologies . Enterprise use of open-source large language models . Agentic development frameworks and tooling . AI-assisted software engineering environments . Prompt and context engineering . API-driven ...

AI Research Scientist | Research & Development

Location
Greater London, England, United Kingdom
track record of taking models end-to-end, particularly in the context of LLMs, is valuable. Prior academic publications or meaningful contributions to open-source AI work are a plus. It also helps if you have considered views on how ML research and infrastructure should be done ...

Cloud Advisory Architecture Consultant

Location
Greater London, England, United Kingdom
apart: Engineering/Development : Demonstrated experience working close to engineering and teams, ensuring realistic delivery expectations. Developer Repo Contributions : Showcase during interview personal or open-source work, prototypes, accelerators, or reference architectures so that during interview the repo artefacts can be used explain their decisions through architecture diagrams ...

Senior Product Manager

Location
City Of London, England, United Kingdom
follow through Value collaboration, openness, and continuous improvement Bonus points if you’ve worked with APIs, cloud-native platforms, AI-enabled systems, or open source, but curiosity matters most. Life at Gravitee At Gravitee, we invest in humans, not just roles. You’ll get: Competitive medical coverage Pension ...

Software Engineer

Location
Greater London, England, United Kingdom
provide a seamless path from research to production for machine learning models Enabling large-scale distributed training of machine learning models Contributing back to open-source projects Who are we looking for? Deliver high-quality, well-engineered software with strong architectural awareness Take end-to-end ownership ...

Senior AI Engineer, AI Lab

Hiring Organisation
167 Solutions Ltd
Location
London, United Kingdom
Employment Type
Permanent
podcasting, or content production contexts Familiarity with multi-modal generation (text + image + audio), or interest in pushing toward that frontier Contributions to open-source LLM tools or libraries An interest in the ethical, editorial, and philosophical questions raised by AI-generated content More about ...

Machine Learning Research Engineer

Location
Greater London, England, United Kingdom
chemistry-focused AI applications. Experience building or fine-tuning large language models. Experience with agent-based systems, tool use or agentic workflows. Contributions to open-source ML projects or published research. Orbital is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment ...

Data Scientist Intern - 2027 London, United Kingdom

Location
Greater London, England, United Kingdom
Expect A hands-on introduction to data, modeling, and engineering practices in the algorithmic trading industry Independent data investigation projects in Python using open-source libraries such as pandas and polars Opportunities to learn all about HRT's research and trading infrastructure, even in areas ...