151 to 175 of 1,609 Open Source Jobs

Sr. Staff AI Engineer

Hiring Organisation
Capital One
Location
Richmond, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
large language model inference, agents and multi-agent workflows, similarity search, guardrails, model evaluation, experimentation, governance, and observability, etc. Leverage a broad stack of Open Source and SaaS AI technologies such as AWS Ultraclusters, Huggingface, VectorDBs, PyTorch, and more. Invent and introduce state-of-the-art foundation model … with the ability to articulate complex AI concepts to peers Recognized industry leader in applied AI or machine learning infrastructure through patents, publications, or open-source leadership Demonstrated experience designing long-term AI infrastructure strategies - balancing cost, scale, ethics and regulatory compliance Experience driving organization-wide adoption ...

Sr. Staff AI Engineer

Hiring Organisation
Capital One
Location
Mc Lean, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
large language model inference, agents and multi-agent workflows, similarity search, guardrails, model evaluation, experimentation, governance, and observability, etc. Leverage a broad stack of Open Source and SaaS AI technologies such as AWS Ultraclusters, Huggingface, VectorDBs, PyTorch, and more. Invent and introduce state-of-the-art foundation model … with the ability to articulate complex AI concepts to peers Recognized industry leader in applied AI or machine learning infrastructure through patents, publications, or open-source leadership Demonstrated experience designing long-term AI infrastructure strategies - balancing cost, scale, ethics and regulatory compliance Experience driving organization-wide adoption ...

Senior Staff Machine Learning Engineer

Hiring Organisation
Capital One
Location
Mc Lean, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
love to solve real problems and meet real customer needs. We are seeking Machine Learning Engineers who are passionate about leveraging cutting-edge open source frameworks, advanced algorithms, and emerging technologies to join our team. As a Machine Learning Engineer, you'll have the opportunity … learning strategy Ability to communicate complex technical concepts clearly to executive leadership Recognized leader in the ML industry through conference presentations, papers, blog posts, open source contributions or patents Experience developing high-performing ML engineers with an inspiring leadership style Capital One will consider sponsoring a new qualified ...

Senior Software Engineer

Location
Manchester, England, United Kingdom
C# development experience Exposure to LLMs, RAG, semantic search, agentic workflows, or AI integrations Experience evaluating or monitoring AI systems Personal AI projects, open-source contributions, or experimentation with AI technologies An active interest in the evolving AI landscape and emerging technologies Commercial AI experience is beneficial … implemented in production environments Solve complex engineering challenges across multiple sectors Dedicated time for R&D, experimentation, and technical learning Opportunity to contribute to open-source projects and technical content Be part of a growing engineering organisation with significant career progression opportunities Gain exposure to both hands ...

Software Engineer - Data Infrastructure - OpenSearch/ElasticSearch

Location
Greater London, England, United Kingdom
levels. We will help you identify a suitable position depending on your experience and interests. Engineers who thrive at Canonical are mindful of open-source community dynamics and equally aware of the needs of large, innovative organisations. Location: This role can be filled in European, Middle East … upgrades for long haul company events About Canonical Canonical is a pioneering tech firm that is 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 ...

Software Engineer - Data Infrastructure

Location
Greater London, England, United Kingdom
senior level. We will help you identify a suitable position depending on your experience and interests. Engineers who thrive at Canonical are mindful of open-source community dynamics and equally aware of the needs of large, innovative organisations. Location: This role can be filled in European, Middle East … upgrades for long haul company events About Canonical Canonical is a pioneering tech firm that is 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 ...

Software Engineer - Data Infrastructure - Kafka

Location
United Kingdom
around Big Data technologies, such as distributed event-stores (Kafka) and parallel computing frameworks (Spark). Engineers who thrive at Canonical are mindful of open-source community dynamics and equally aware of the needs of large, innovative organisations. Location: This role can be filled in European, Middle East … upgrades for long haul company events About Canonical Canonical is a pioneering tech firm that is 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 ...

IdAM Application Developer

Hiring Organisation
Guidant Global
Location
Cheltenham, Gloucestershire, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
both business-as-usual services and innovative technology initiatives. The role offers exposure to Kubernetes, OpenShift, Apache NiFi, Identity Platforms, DevOps tooling, and open-source technologies. Key Responsibilities As an IdAM Application Developer, you will: Design, develop, test, and deploy data processing solutions to meet customer and business … improvements. Support DevOps and platform engineering activities, including infrastructure automation, CI/CD pipelines, monitoring, and logging. Contribute bug fixes, enhancements, and features to open-source technologies used within the organisation. Produce and maintain technical documentation, standards, and operational procedures. Essential Skills & Experience We are looking for candidates ...

Lead Software Engineer - LLM Ops Platform Reliability

Location
Paisley, Scotland, United Kingdom
serving infrastructure (such as vLLM and llm-d), including model hosting, request routing, continuous batching, and KV-cache optimization Deploy, host, and lifecycle-manage open-source and proprietary LLMs on Amazon EKS and Amazon SageMaker, as well as on-prem and local GPU clusters, using reproducible infrastructure … Amazon Bedrock for managed model hosting Experience with online LLM quality monitoring (e.g., hallucination, toxicity, drift detection) and tracing via OpenTelemetry conventions Contributions to open-source LLM serving or inference projects (e.g., vLLM, llm-d, Ray, KServe, Triton) ABOUT US J.P. Morgan is a global leader in financial ...

Remote Python Engineer — Open Source & Cloud Scale

Location
Greater London, England, United Kingdom
Canonical is a leading open source software company known for Ubuntu, hiring Python developers across teams with remote roles in every time zone. You will write high-quality, well-tested Python, collaborate with a globally distributed team, and contribute to documentation and community efforts. This track spans server ...

Senior Fellow, Forecasting, Collective Intelligence and Strategic Risks

Location
Greater London, England, United Kingdom
government, intelligence, industry, or a leading policy-research environment with responsibility for analytical delivery. Experience of research and analysis using the full range of open-source information, with strong judgement on source reliability and uncertainty, and an ability to translate evidence into clear probabilistic assessments for decision … written English, with a proven ability to brief senior stakeholders and write clearly to deadline. Additional languages desirable, particularly relevant to priority regions and open-source exploitation. Experience implementing appropriate governance for an externally facing platform, including information security and assurance expectations, and responsible AI use in analytical ...

Systems Administrator for Research IT

Location
Greater London, England, United Kingdom
these servers run Rocky Linux. The post holder is required to possess substantial knowledge and experience of supporting large installations of Linux servers and open-source software in an academic or enterprise environment according to best practice. About You The Systems Administrator for ITS Research will primarily … DevOps methodologies, including automation, configuration management using Puppet and Git, and continuous integration solutions Ability to provision and test a wide change of Open Source applications, using a variety of methods (source code, scripts, containers, packages). Additional skills will be learned on the job, also making ...

All-Source Intelligence Data Scientist

Location
Cambridgeshire and Peterborough, England, United Kingdom
multi-INT data including structured, semi-structured, and unstructured, demand disciplined analysis to drive timely, mission- relevant insight. As a Data Scientist supporting All-Source Intelligence, you will fuse information across SIGINT, HUMINT, GEOINT, OSINT, and related sources to build analytical models, automate pipelines, and surface decision-quality assessments … develop ing predictive models and quantitative analyses that support intelligence assessments and operational decision-making Experience applying NLP or text mining to reporting and open-source content Experience integrating multi-INT data such as SIGINT, HUMINT, GEOINT, OSINT, or MASINT, and performing pattern-of-life analysis Ability ...

Oracle Cloud Integration Developer

Location
Glasgow, Scotland, United Kingdom
Your Role**You will take a hands-on role on our complex Oracle Cloud implementations, working with a mixture of Oracle’s PaaS products, open source technologies and products from other vendors from all market areas. Focus will be on detailed design and subsequent implementation of Modern applications … will evangelise on the significance and benefits of the PaaS portfolio in which your specialisation resides.* You will be required to work with modern open source or third-party solutions on occasion.* You will work alongside Subject Matter Experts from our functional team to deliver solutions which meet ...

Oracle Cloud Integration Developer

Location
Greater London, England, United Kingdom
Your Role**You will take a hands-on role on our complex Oracle Cloud implementations, working with a mixture of Oracle’s PaaS products, open source technologies and products from other vendors from all market areas. Focus will be on detailed design and subsequent implementation of Modern applications … will evangelise on the significance and benefits of the PaaS portfolio in which your specialisation resides.* You will be required to work with modern open source or third-party solutions on occasion.* You will work alongside Subject Matter Experts from our functional team to deliver solutions which meet ...

Oracle Cloud Integration Developer

Location
Birmingham, England, United Kingdom
Your Role**You will take a hands-on role on our complex Oracle Cloud implementations, working with a mixture of Oracle’s PaaS products, open source technologies and products from other vendors from all market areas. Focus will be on detailed design and subsequent implementation of Modern applications … will evangelise on the significance and benefits of the PaaS portfolio in which your specialisation resides.* You will be required to work with modern open source or third-party solutions on occasion.* You will work alongside Subject Matter Experts from our functional team to deliver solutions which meet ...

Oracle Cloud Integration Developer

Location
Manchester, England, United Kingdom
Your Role**You will take a hands-on role on our complex Oracle Cloud implementations, working with a mixture of Oracle’s PaaS products, open source technologies and products from other vendors from all market areas. Focus will be on detailed design and subsequent implementation of Modern applications … will evangelise on the significance and benefits of the PaaS portfolio in which your specialisation resides.* You will be required to work with modern open source or third-party solutions on occasion.* You will work alongside Subject Matter Experts from our functional team to deliver solutions which meet ...

Scientific AI Platform Lead, Data Science, Disease Area X

Hiring Organisation
Novartis
Location
Cambridge, Cambridgeshire, UK
Employment Type
Full-time
foundational models, agent orchestration, and deep learning frameworks (i.e. Pytorch) is preferred. Familiarity with current agentic frameworks such Claude Science, Biomni, Gemini or other open-source co-scientist platforms. Demonstrated record of scientific or technical impact through publications, conference proceedings, open-source contributions, patents, or deployed ...

Software Developer (Arches Platform)

Location
Swindon, England, United Kingdom
doing You will be responsible for the development and support of Historic England's heritage information systems built on the Arches platform, an open-source data management system for cultural heritage. This includes our heritage inventory systems and the public facing services built on top of Arches. … applications, extensions and code are themselves developed as open-source software in public repositories, so you will be writing code in the open from day one. As Software Developer you will develop new features and Arches applications for internal and external customers that are secure, resilient ...

Node.js Javascript Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
pegged as one of the fastest growing ecommerce platforms in Europe and are building a new unrivalled platform and application using cutting edge open source technologies. As a Javascript Node. JS Developer you will be a part of building this new open source cloud-based application … full stack development but emphasis on back – mid end beneficial. Interested the latest technologies and open minded to using them. Good experience with opensource databases technologies such as MySQL and ideally exposure to noSQL databases like Redis, MongoDB and COuchDB.Experience in a continuous integration environmentKnowledge of Werbservices and APIs. ...

Senior Machine Learning Scientist

Location
United Kingdom
model assumptions, limitations, and next steps. Qualifications You do not need to meet every item to apply. Strong candidates may come from academia, industry, open‐source work, or hands‐on research. PhD, Master’s degree, or equivalent experience in machine learning, computer science, computational biology, genomics, bioinformatics, statistics … single‐cell genomics, genotype–phenotype modeling, causal inference, perturbation modeling, or large‐scale biological datasets. Evidence of technical depth through papers, thesis work, open‐source projects, industry projects, or substantial hands‐on applied research. Values and Behaviors Encourage respectful disagreement and cultivate open‐minded, ego‐free interactions ...

DevOps Engineer (Linux, PHP)

Location
Greater London, England, United Kingdom
engineer to join our team. Your work will have a significant impact and the role will expose you to working on a range of open-source projects for the not-for-profit sector. You will be working with other DevOps engineers, but also with PO, development … meet and learn from people from an amazing array of nationalities and cultures. We’re extremely proud of the way we work and the open culture we have developed. Key responsibilities Develop and maintain production infrastructure and mission-critical systems. Liaise with Development, QA, POs and other stakeholders ...

Senior Graphics Engineer

Location
St Albans, England, United Kingdom
. Experience with real-time replication, multiplayer, or real-time synchronisation. Experience building, maintaining, or distributing Unreal Engine plugins. Contributions to open-source software (our underlying Connected Spaces Platform is open source). £60,000 - £65,000 a year Where you join within this range will ...

AI Engineer - Systems Integrator

Location
Greater London, England, United Kingdom
using statistically robust methodologies Analysing failures and identifying opportunities for optimisation Experimenting with prompts, workflows and playbooks to improve outcomes Testing different models, including open-source and fine-tuned LLMs Evaluating and improving multi-agent workflows Researching defences against prompt injection and adversarial attacks Collaborating with security analysts … experience Experience evaluating AI systems or LLM performance Familiarity with cloud environments such as GCP Knowledge of modern software development practices Experience working with open-source AI models Interest in cyber security, threat detection or security operations Location & Working Pattern London Hybrid (fortnightly office travel plus occasional customer ...

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 ...