176 to 200 of 1,605 Open Source Jobs in the UK

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 ...

QA Engineer

Hiring Organisation
Methods Consulting
Location
United Kingdom
Salary
£ 70 K
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 ...

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 ...

Cost Accounting Manager

Location
Greater London, England, United Kingdom
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 … travel upgrades for long-haul company events About Canonical Canonical 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 ...

Group Financial Controller

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 ...

Group Financial Controller

Location
Greater London, England, United Kingdom
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 … travel upgrades for long-haul company events About Canonical Canonical 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, United Kingdom
Salary
£ 70 K
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. Where … 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 ...

Staff Software Developer

Location
Cambridge, England, United Kingdom
decisions across teams or disciplines. Bonus Qualifications Experience working within a regulated industry or with software certification, assurance, or compliance requirements. Working knowledge of open-source licensing, software supply-chain considerations and contributions to, or practical use of, open-source software projects and ecosystems. Knowledge ...

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 AI Inference Engineer - Open-Source & Hardware

Location
United Kingdom
Resources is seeking a Senior Software Engineer for an AI engineering organisation to deploy and optimise a leading open-source LLM inference engine across two core programmes: a scaling inference initiative and a high-assurance/regulatory environments initiative. You will work with Python and low-level languages ...

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 ...

Research Associate/Fellow

Location
Glasgow, Scotland, United Kingdom
including modular or reconfigurable electronics and environmental sensors. These demonstrators will have strong potential for high-profile publications, commercialisation, and/or dissemination as open-source designs. The ideal candidate might be from an academic (e.g. PhD/Postdoc in a related engineering/electronics/sustainable engineering … development of colleagues and to other forms of collegiality appropriate to the career stage, including some experience of research project supervision. E5 Commitment to open research, as appropriate to the discipline, through open data, open code, open educational resources and practices that support replication. E6 Evidence ...

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 ...

SRE,

Location
Greater London, England, United Kingdom
debugging to 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. … 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 Test Engineer

Location
United Kingdom
some of the tasks you may be asked to undertake; Develop and maintain automated test solutions using Java, Selenium WebDriverand a range of open-source testing tools and frameworks. Design, build, and execute automatedUI and API test frameworks to support quality assurance across complex digital delivery programmes. Perform … with strong hands-on expertise in Java and Selenium WebDriver. Experience designing, developing and maintaining scalable UI and API automation frameworks using industry-standard open-source tools. Commercial experience/certification with AWS cloud environments and experience testing cloud-native applications, services and integrations. Practical experience working within ...

Principal Software Engineer - Customer Platforms

Hiring Organisation
Marks & Spencer
Location
United Kingdom, UK
Employment Type
Full-time
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 to non-technical Desirable experiencePrevious 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 feedbackActively 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 edgeEvaluate open-source Gen AI models and APIsKnowledge, Skills & Abilities:A proven passion for machine learning; you stay up-to-date with research and are excited about prototyping new ideas quicklyKnowledge of mathematics and deep learning foundationsExcellent verbal ...