476 to 500 of 851 Open Source Jobs in London

Forward Deployed Engineer

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
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 deploying to production, CI/CD, infrastructure as code (Terraform, Helm), monitoring ...

Senior Machine Learning 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 ...

Software Engineer III - Backend Engineering - Java/Kotlin

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We are entirely cloud native and want to build a truly multi ...

Principal AI Architect (Google Cloud)

Hiring Organisation
Datatonic
Location
London, UK
Employment Type
Full-time
production. Deep understanding of AI evaluation methodologies and guardrail implementations. Frameworks & Tools: Hands-on experience with agentic frameworks (Google ADK, LangGraph), LLMs (Gemini, Claude, open-source), cloud and database architecture (Cloud SQL, Firestore, BigQuery, Postgres), and AI security & observability (OpenTelemetry, guardrails, LLM gateways).Data & Workload Orchestration: Mastery ...

Managing Consultant - C&M - Google Cloud (Technical Lead)

Location
Greater London, England, United Kingdom
above, we would be thrilled if you also had: Knowledge of other cloud platforms Automation DevOps experience using Google tech like Cloud Build and open source tech like terraform We know the skill-gap and ‘somewhat need to tick every box’ can get in the way of meeting ...

Senior Sales Development Representative (UK)

Location
Greater London, England, United Kingdom
thanks by giving tacos!) Prior experience selling into engineering or DevOps personas Familiarity with AI and GenAI developer tools Knowledge of open source ecosystems or cloud-native technologies Experience collaborating closely with Account Executives in an enterprise sales motion About Coder Coder is the leading platform ...

Software Engineering Intern (Summer 2027)

Location
Greater London, England, United Kingdom
this position will be located. Nice to have Hands-on experience with LLMs, evaluations, or agentic systems — whether from coursework, research, or personal projects Open source contributions or a portfolio of shipped side projects How we work Our credos shape how we make decisions and work ...

Forward Deployed AI Engineer

Location
City Of London, England, United Kingdom
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 deploying to production , CI/CD, infrastructure as code (Terraform, Helm), monitoring ...

Forward Deployed Engineer

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
designing and deploying agentic solutions (agents, orchestration, context engineering, RAG, workflows) in production environments. Strong experience with AI platforms OpenAI, Claude, Vertex AI, plus open-source models including building abstraction layers to manage multi-provider pipelines. Very strong experience deploying toproduction ,CI/CD, infrastructure as code (Terraform ...

Product Strategy - Office of the CEO

Location
Greater London, England, United Kingdom
platforms) to evaluate trade-offs, challenge engineering assumptions, and conduct due diligence.* **Commercial & Financial Acumen:** Deep command of tech monetization models (SaaS, consumption, platform, open source) paired with strong financial modeling (M&A, scenario modeling, ROI).* **Problem-Solving & Influence:** First-principles thinker who can structure ambiguous problems ...

Senior AI Engineer

Location
Greater London, England, United Kingdom
what changed because of your work, that’s a flag. The right technical toolkit. Strong Python, hands‐on experience with LLMs (OpenAI, Anthropic, open‐source), agent frameworks, RAG pipelines, vector databases, and backend infrastructure like FastAPI, Postgres, and ElasticSearch, or close enough that the gaps close fast. Domain ...

Senior Lead Backend Engineer — Java/Kotlin (Fintech)

Location
Greater London, England, United Kingdom
based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes sense and build ourselves when it doesn't. We are entirely cloud native and want to build a truly multi ...

Cloud Advisory Agentic Focussed Consultant

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
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 ...

Member of Technical Staff - Software Engineer

Location
Greater London, England, United Kingdom
APIs , particularly those conforming to JSON:API Comfortable working on infrastructure (e.g., setting up CI pipelines, navigating Kubernetes) If you have a personal or open-source project you’d like to share, we’d love to see it (GitHub links welcome!) Salary and benefits Office: Our brand ...

Senior Crypto Threat Analyst - Terrorism

Location
Greater London, England, United Kingdom
intelligence reports for both technical and non-technical audiences Capable of using Python, SQL, or AI-assisted querying to extract and analyze blockchain or open-source data A strong analytical mindset with excellent judgment when handling sensitive or uncertain intelligence A collaborative and proactive approach, comfortable working across ...

Senior Frontend Engineer (UK)

Location
Greater London, England, United Kingdom
Tools: Vite (for local development and production bundling) Custom Solutions: Internal design system, advanced caching mechanisms, and proprietary state management built on top of open‐source technologies. About the Team: Mission: Deliver client‐facing features that enhance the user experience while providing technical leadership and guidance ...

Staff Software Engineer, AI Reliability Engineering

Location
Greater London, England, United Kingdom
RDMA and InfiniBand. Have expertise in AI-specific observability tools and frameworks. Have experience with chaos engineering and systematic resilience testing. Have contributed to open-source infrastructure or ML tooling. The annual compensation range for this role is listed below. For sales roles, the range provided ...

Product Strategy - Office of the CEO

Location
Greater London, England, United Kingdom
platforms) to evaluate trade-offs, challenge engineering assumptions, and conduct due diligence. Commercial & Financial Acumen: Deep command of tech monetization models (SaaS, consumption, platform, open source) paired with strong financial modeling (M&A, scenario modeling, ROI). Problem-Solving & Influence: First-principles thinker who can structure ambiguous problems ...

Full Stack Software Engineer - Application Development

Location
Greater London, England, United Kingdom
Typescript, React, and GQL are central to our frontend development. Blueprint as a re‐usable front end component library. A combination of open‐source and internal technologies that suit the problems at hand. Industry‐standard build tooling, including Gradle, Webpack, GitHub, and CircleCI. What We Value Passion ...

Senior Frontend Engineer (UK)

Hiring Organisation
Pigment
Location
London, UK
Employment Type
Full-time
Tools: Vite (for local development and production bundling)- Custom Solutions: Internal design system, advanced caching mechanisms, and proprietary state management built on top of open-source technologies. About the Team:- Mission: Deliver client-facing features that enhance the user experience while providing technical leadership and guidance ...

Senior Security Engineer Crypto

Hiring Organisation
Teya Solutions
Location
London, UK
Employment Type
Full-time
small team carrying real regulatory scope. PCI-DSS, PCI PIN, DORA and GDPR are constraints on the work, not optional context. Nice to have: Open source contributions or side projects, we would like to see how you write code before the technical interview. Payments industry experience (card acquiring ...

Hybrid Jobs : Blender Generalist TD Blue Zoo Animation, 2026 uk

Location
Greater London, England, United Kingdom
pipeline environment, showing comfort writing and maintaining standalone tools. Framework Familiarity: Professional exposure to Rez package management and Pyblish validation pipelines (or closely related open-source studio software). Generalist Mindset: Broad, versatile baseline knowledge across multiple 3D sectors (modeling, lookdev, animation, layout, or lighting) to tackle multifaceted ...

Product Engineer

Location
Greater London, England, United Kingdom
shipped and improved in small iterations with the help of early feedback from users. We are heavily biased towards keeping things simple, using existing open-source technologies and not reinventing the wheel if it doesn't add any value. AI is how we operate. We use Claude ...

Forward Deployed Engineer

Location
Greater London, England, United Kingdom
Salesforce CRM (Service, Sales, and Marketing Clouds)* Extensive experience with Salesforce Flows and Lightning Web Components (LWC), including complex custom development* Experience contributing to open-source AI frameworks or librariesLI\*YUnleash Your PotentialWhen you join Salesforce, you’ll be limitless in all areas of your life. Our benefits ...

Mid-Level Backend Engineer - Driver Squad

Location
Greater London, England, United Kingdom
knowledge of Go, TypeScript, and AWS. Exposure to logistics, mobility or operational‐domain systems. Evidence of self‐directed learning, such as personal projects or open source contributions. Technologies We Use Golang AWS, CDK (TypeScript), Lambda, SQS, EventBridge, RDS (PostgreSQL) React, React Native GitHub, GitHub Actions Grafana, Loki Claude ...