76 to 100 of 868 Open Source Jobs in London

Core AI Engineer

Location
Greater London, England, United Kingdom
team within the AI Engineering department. We build, operate and scale the foundational platform that powers AI innovation across G‐Research, including on‐prem open model inference, model serving, AI developer experience tooling, centralised MCP servers and secure agent sandboxing. We provide the foundations that enable teams across … provision and consume AI infrastructure independently Integrating platform services with existing technology stacks, ensuring clear interfaces, monitoring and CI/CD Evaluating and adopting open‐source technologies and applying emerging best practices to improve the platform Who are we looking for? We value pragmatic engineers who combine deep ...

QA Engineer

Location
Greater London, England, United Kingdom
automation solutions and scripts, promoting best practices within the development team Develop and maintain performance/load/stress testing solutions using standard or open-source tools Resolve problems and blockers as they occur and help to unlock the progress of testing Collaborate, communicate & work effectively with geographically … using JavaScript Automation Frameworks such as WebdriverIO, Playwright Experience of running stress/load testing using K6 and Grafana or other/similar open-source tools. Knowledge of Microsoft Azure Portal ISEB Certification in Software Testing Desirable Requirements Experience with data migration projects Experience working in the Public ...

Principal AI Data Scientist

Location
Greater London, England, United Kingdom
Timeseries Forecasting models to solve complex enterprise business and planning challenges. Generative AI Architecture: Architect GenAI solutions, focusing on fine‐tuning proprietary and open‐source Large Language Models (LLMs) via Transformer architectures for specialised enterprise data tasks. Next‐Gen Interfaces: Design and integrate Conversational AI and autonomous Agentic … analytics applications. Familiarity with Anaplan or similar enterprise planning platforms. Experience with A/B testing and experimentation frameworks for AI features. Contributions to open‐source ML projects or research publications. Our Commitment to Diversity, Equity, Inclusion, and Belonging (DEIB) We believe at Anaplan that diversity, equity, inclusion ...

Principal Data Scientist - AI

Hiring Organisation
Anaplan
Location
London, UK
Employment Type
Full-time
Timeseries Forecasting models to solve complex enterprise business and planning challenges. Generative AI Architecture: Architect GenAI solutions, focusing on fine-tuning proprietary and open-source Large Language Models (LLMs) via Transformer architectures for specialised enterprise data tasks. Next-Gen Interfaces: Design and integrate Conversational AI and autonomous Agentic … forecasting, planning, or analytics applicationsFamiliarity with Anaplan or similar enterprise planning platformsExperience with A/B testing and experimentation frameworks for AI featuresContributions to open-source ML projects or research publicationsOur Commitment to Diversity, Equity, Inclusion and Belonging (DEIB) We believe attracting and retaining the best talent ...

Principal Software Engineer - Customer Platforms

Location
Greater London, England, United Kingdom
efficiently unblocking them with direction, leading upward, and establishing alignment Raise the profile of MS Tech through public content and contribution/creation into open-source technology Support recruitment, onboarding and internal and external brand outreach activities Who You Are: Significant track record of strategic and innovative thinking … technical Desirable experience Previous software engineering community leadership experience Professional presentation delivery at internal and external events An ambition to be an open-source contributor, technology writer or speaker Advocate and experience of Continuous Integration and Continuous Delivery Advanced experience of DevOps: you build ...

Machine Learning Engineer, Generative AI (Image & Video)

Location
Greater London, England, United Kingdom
refine them through A/B testing and user feedback Actively monitor the market and research landscape for new developments in Gen AI, evaluate open-source models and third-party AI APIs/services to inform build-vs-buy decisions to leverage the best available tools (or iterate … them) to keep Snap’s products at the cutting edge Evaluate open-source Gen AI models and APIs Knowledge, Skills & Abilities: A proven passion for machine learning; you stay up-to-date with research and are excited about prototyping new ideas quickly Knowledge of mathematics and deep learning ...

Senior SRE - Networks

Location
Greater London, England, United Kingdom
significant portion of the content delivered to internet consumers across the planet, with customers ranging from online media streaming services to e-commerce, to open source projects, nonprofits and more. We take this responsibility seriously! We’re looking for an experienced SRE with strong focus on Networks … small company with a big reach. Not only do our customers have a tremendous user base, but we also support a growing number of open source projects and initiatives . Outside of code, employees are encouraged to share causes close to their heart with others ...

Cost Accounting Manager

Hiring Organisation
Canonical
Location
London, UK
Employment Type
Full-time
Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading … colleaguesPriority Pass and travel upgrades for long-haul company eventsAbout CanonicalCanonical is a pioneering tech firm at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open-source projects and the platform ...

Senior Software Engineer, Distributed Databases (Vitess/MySQL/MyRocks)

Hiring Organisation
Bloomberg
Location
London, UK
Employment Type
Full-time
boundary between distributed systems and database internals. You will build the software that operates and evolves this fleet, diagnose difficult production behavior at source-code depth, and contribute fixes and features upstream to Vitess and the MySQL/MyRocks/RocksDB ecosystem. We solve recurring operational problems in software. … rotation and turn recurring incidents and operational work into durable platform improvements.- Lead technical designs and incident investigations, mentor engineers, and contribute to the open-source projects on which the platform depends. You'll need to have:- Significant experience designing, building, or operating distributed databases or production infrastructure ...

Principal Worldwide Specialist Solutions Architect, Amazon Bedrock, AgentCore, Data & AI GTM

Hiring Organisation
AmazonWebServices
Location
London, UK
Employment Type
Full-time
will work backwards from customer outcomes to define reference architectures that combine AWS AI services (Amazon Bedrock, AgentCore, Continuum, and others) with partner and open-source components in regulated industry deployments. This role requires someone who builds. You will write code, construct proof-of-concept implementations, contribute … open-source projects, and develop reusable blueprints that accelerate GenAI adoption across the energy vertical. You will influence AWS product roadmaps by translating customer requirements into feature requests and working directly with service teams. You will publish your work through whitepapers, blog posts, reference architectures, and conference presentations. ...

Senior Specialist PhysicalAI & Models, WWSO Startups (AWS)

Location
Greater London, England, United Kingdom
EMEA, where you will support the latest generation of FrontierAI Startups going-deep with customers to understand their AI Model usage (both custom and Open Weight), support training and large inference workloads, drive patterns with AWS in the Physical AI space, and support the generation of World Models. … other AI acceleration hardware Experience working with customer GenAI model providers or experience within a Frontier GenAI startup/company Hands-on understanding of open source software, deep learning, and other ML algorithms with hands-on experience running pilots and POCs to demonstrate capabilities to prospects. Familiarity with ...

Director, Data Science, Digital & Insights, Strategic Communications

Hiring Organisation
FTI Consulting
Location
London, UK
Employment Type
Full-time
integral part of a focused team where you can make a real impact. You'll be surrounded by an open, collaborative culture that embraces diversity, recognition, professional development and, most importantly, you. Are you ready to make your impact? About The RoleWe are looking for a talented, ambitious … requires a significant level of technical knowledge relating to, for example: AI platforms and solutions across algorithmic and agentic categories (e.g., AI vendor APIs, open-source tooling such as LlamaIndex, HuggingFace, Claude Code or similar)Manipulating datasets in Python, SQL and ExcelDeep familiarity with GitHub to collaborate with ...

Director, Data Science, Digital & Insights, Strategic Communications

Location
Greater London, England, United Kingdom
integral part of a focused team where you can make a real impact. You’ll be surrounded by an open, collaborative culture that embraces diversity, recognition, professional development and, most importantly, you.Are you ready to make your impact?**About The Role**We are looking for a talented, ambitious … requires a significant level of technical knowledge relating to, for example:* AI platforms and solutions across algorithmic and agentic categories (e.g., AI vendor APIs, open-source tooling such as LlamaIndex, HuggingFace, Claude Code or similar)* Manipulating datasets in Python, SQL and Excel* Deep familiarity with GitHub to collaborate ...

Backend Software Engineer - Infrastructure

Location
Greater London, England, United Kingdom
process, helping to refine and enhance our products. Core Responsibilities Building a performant search and indexing ecosystem for complex granularly permissioned data Contributing to open-source data processing libraries, integrating the latest innovations to achieve performance gains Building the distributed systems that power large scale compute workloads, orchestrating … complex distributed systems like Cassandra, Elasticsearch, Kafka, and more across different environments Technologies We Use Different backend languages, including Java, Rust, and Go Open-source technologies like Cassandra, ElasticSearch, Spark, Kafka, Kubernetes, Flink Industry-standard build tooling, including Gradle and GitHub What We Value Demonstrated ability to collaborate ...

Simulation Engineer - Manipulation

Location
Greater London, England, United Kingdom
specifically. Experience with domain randomization, system identification, or other sim-to-real transfer techniques. Publications at top‐tier robotics or RL conferences or equivalent open‐source contributions. Familiarity with robocasa, robosuite or similar open‐source manipulation simulation frameworks. What We Offer Meaningful time off to rest ...

Machine Learning Engineer

Location
Greater London, England, United Kingdom
highly complex and heterogeneous scientific data such as from nuclear magnetic resonance (NMR), deploying and productionizing these models internally and externally, contributing to open-source software, and large-scale data analysis, curation, and pipeline building. Key Responsibilities Develop innovative machine learning approaches to elucidate and quantify the interactions … time series Strong dev-ops skillset, with proficiency in model deployment, versioning, distributed architectures, and containerization Track record of completed scientific software projects or open-source project contributions Skills and Abilities Strong written and verbal communication skills, with the ability to communicate effectively with team members in diverse ...

VLA Pre-training Engineer (Deep Learning)

Location
Greater London, England, United Kingdom
models. Proven productization of deep nets (latency/throughput constraints, telemetry, on‐device optimization). Publications at top-tier deep learning conferences or equivalent open‐source contributions. Familiarity with OpenVLA, Physical Intelligence (π) models, or similar open source VLA frameworks. What We Offer Meaningful time ...

ml engineer for AI knowledge systems

Location
Greater London, England, United Kingdom
organizing it into a unified ontology for AI agents to search and reason over. It aims to provide a living specification and a single source of truth for product and architectural knowledge in software-building organizations. Задачи Design and build ML/LLM solutions for data ingestion, knowledge extraction … with vector databases and retrieval-augmented generation (RAG) patterns; Experience deploying and scaling LLM-powered applications using APIs such as OpenAI or Anthropic, or open-source models; Strong Python skills; Excellent communication skills and ability to explain complex technical concepts to diverse audiences; Proficiency in English, both written ...

DevOps Project Engineer (London)

Location
Greater London, England, United Kingdom
experience of CI - build and release management, quality assurance, automated testing (e.g. ServerSpec, RSpec) and change control. Extensive knowledge and hands-on experience with open source SDLC toolset, including Jira, Confluence, Bitbucket Server, Git, Jenkins. Ability to communicate directly with developers and senior leadership to resolve issues … Effectively escape & liaise with 3rd line support and/or customer until fault resolution. Candidates are encouraged to share a GitHub account where any open-source contributions can be reviewed prior to an interview. Programming experience using Java, Ruby or Python Scripting experience using Bash and Microsoft PowerShell ...

SRE, London

Location
Greater London, England, United Kingdom
content delivery network traffic management - our responsibilities are both broad and deep. FoundationDB runs its systems on Linux. We run a mix of open source, vendor licensed, and internally developed tools to perform functions such as system configuration management, provisioning, software deployment, logging, and monitoring. You'll learn … multiple regions and control planes (bare-metal, AWS, and Kubernetes). We develop much of our own automation in Java and Go, including our open source Kubernetes Operator (https://github.com/FoundationDB/fdb-kubernetes-operator). We work closely with our dev partners to develop ...

Senior Software Engineer - Platform as a Service (BPaaS) London, GBR Posted today

Location
Greater London, England, United Kingdom
everyone has input on technical direction. The problems we’re solving don’t have obvious answers, so we figure them out together. We embrace open source first and contribute back where we can. We’ll trust you to: Design and implement Kubernetes operators and custom controllers that manage … hood and willingness to dig into unfamiliar systems A degree in Computer Science, Engineering, or equivalent experience We’d love to see: Contributions to open-source Kubernetes ecosystem projects (controller-runtime, kubebuilder, operator-sdk, etc.) Experience building multi-tenant platforms or control planes Familiarity with TypeScript/JavaScript ...

Software Integration Engineer

Hiring Organisation
microTECH Global LTD
Location
City of London, Greater London, UK
layers. Integration work for other compression solutions, such as VC6 and point cloud compression, into different video editing and creation applications. Engaging with the open-source community to contribute changes upstream to video player open-source projects and assist with their integration of LCEVC. Development activity ...

Deployed Engineer (UK)

Location
Greater London, England, United Kingdom
About LangChain At LangChain, our mission is to make intelligent agents ubiquitous. We provide the agent engineering platform and open source frameworks developers need to ship reliable agents fast. Our open source frameworks, LangChain and LangGraph, see over 90+ million downloads per month and help developers ...

Backend Software Engineer – Infrastructure, Foundations

Location
Greater London, England, United Kingdom
technical teammates to understand customer problems and build solutions Build a performant search and indexing ecosystem for complex granularly permissioned data Contribute to open-source data processing libraries and integrate innovations for performance gains Build distributed systems powering large-scale compute workloads and efficiently schedule hundreds of thousands … Programming Python Programming Cloud Infrastructure Management ATS Optimization Keywords Hard Skills Software Engineering Data Processing Systems Performance Observability Microservice Architecture API Design Container Scheduling Open-Source Contribution High-Scale Systems Automation Prototyping Soft Skills Strong Communication Skills Team Collaboration Feedback Incorporation Quality Maintenance Quick Iteration Certifications & Qualifications Active ...

Enterprise Account Executive

Location
Greater London, England, United Kingdom
impact cases. Technical fluency in an adjacent domain such as databases, data infrastructure, analytics, AI/ML, cloud, Kubernetes, developer tools, cybersecurity, observability, or open-source software. Strong qualification, account planning, forecasting, CRM, negotiation, and deal-management skills. Learning velocity and coachability, demonstrated through specific behavior change after … honesty, and excellent communication skills. B.A., B.S. degree or equivalent in a related field. Experience with Fortune 500 or security-sensitive organizations, cloud ecosystems, open-source or consumption-based products, or emerging categories is preferred. #J-18808-Ljbffr ...