1 to 25 of 239 Open Source Jobs in London

to join a growing data engineering team within a fast-paced and innovative environment. This position is ideal for someone who enjoys designing robust, scalable data infrastructure using modern open-source technologies. The role offers exposure to diverse datasets, complex data challenges, and opportunities to influence technical direction and best practices. Key Responsibilities Design, develop, and maintain data … ingestion pipelines using open-source frameworks and tools. Build and optimise ETL/ELT processes for small to large-scale data processing requirements. Develop data models and schemas to support analytics, business intelligence, and product needs. Monitor, troubleshoot, and optimise data pipeline performance and reliability . Collaborate with analysts, engineers, and product teams to gather and translate data … Strong Python programming skills, particularly with libraries such as pandas , NumPy , and Apache Spark . Experience building and maintaining data ingestion pipelines and optimising performance. Hands-on experience with open-source data frameworks such as Apache Spark , Apache Kafka , or Apache Airflow . Knowledge of distributed computing and big data concepts. Experience using version control systems (Git) and More ❯

to join a growing data engineering team within a fast-paced and innovative environment. This position is ideal for someone who enjoys designing robust, scalable data infrastructure using modern open-source technologies. The role offers exposure to diverse datasets, complex data challenges, and opportunities to influence technical direction and best practices. Key Responsibilities Design, develop, and maintain data … ingestion pipelines using open-source frameworks and tools. Build and optimise ETL/ELT processes for small to large-scale data processing requirements. Develop data models and schemas to support analytics, business intelligence, and product needs. Monitor, troubleshoot, and optimise data pipeline performance and reliability . Collaborate with analysts, engineers, and product teams to gather and translate data … Strong Python programming skills, particularly with libraries such as pandas , NumPy , and Apache Spark . Experience building and maintaining data ingestion pipelines and optimising performance. Hands-on experience with open-source data frameworks such as Apache Spark , Apache Kafka , or Apache Airflow . Knowledge of distributed computing and big data concepts. Experience using version control systems (Git) and More ❯

to join a growing data engineering team within a fast-paced and innovative environment. This position is ideal for someone who enjoys designing robust, scalable data infrastructure using modern open-source technologies. The role offers exposure to diverse datasets, complex data challenges, and opportunities to influence technical direction and best practices. Key Responsibilities Design, develop, and maintain data … ingestion pipelines using open-source frameworks and tools. Build and optimise ETL/ELT processes for small to large-scale data processing requirements. Develop data models and schemas to support analytics, business intelligence, and product needs. Monitor, troubleshoot, and optimise data pipeline performance and reliability . Collaborate with analysts, engineers, and product teams to gather and translate data … Strong Python programming skills, particularly with libraries such as pandas , NumPy , and Apache Spark . Experience building and maintaining data ingestion pipelines and optimising performance. Hands-on experience with open-source data frameworks such as Apache Spark , Apache Kafka , or Apache Airflow . Knowledge of distributed computing and big data concepts. Experience using version control systems (Git) and More ❯

to join a growing data engineering team within a fast-paced and innovative environment. This position is ideal for someone who enjoys designing robust, scalable data infrastructure using modern open-source technologies. The role offers exposure to diverse datasets, complex data challenges, and opportunities to influence technical direction and best practices. Key Responsibilities Design, develop, and maintain data … ingestion pipelines using open-source frameworks and tools. Build and optimise ETL/ELT processes for small to large-scale data processing requirements. Develop data models and schemas to support analytics, business intelligence, and product needs. Monitor, troubleshoot, and optimise data pipeline performance and reliability . Collaborate with analysts, engineers, and product teams to gather and translate data … Strong Python programming skills, particularly with libraries such as pandas , NumPy , and Apache Spark . Experience building and maintaining data ingestion pipelines and optimising performance. Hands-on experience with open-source data frameworks such as Apache Spark , Apache Kafka , or Apache Airflow . Knowledge of distributed computing and big data concepts. Experience using version control systems (Git) and More ❯

skills, with the ability to guide small, inexperienced client teams in a collaborative yet authoritative manner. You will play a key role in shaping and delivering solutions built on open-source technologies, data pipelines, vector stores, and Generative AI (GenAI) capabilities, with an emphasis on integrating Large Language Models (LLMs). Key Responsibilities Leadership & Collaboration: Lead and mentor … non-technical audiences. Build strong relationships with client stakeholders, ensuring alignment on objectives and expectations. Technical Delivery: Design, implement, and document end-to-end data and GenAI solutions using open-source and cloud-based components. Develop and maintain data pipelines, vector databases, and LLM integrations. Configure and optimize solutions on Microsoft Azure Cloud. Ensure adherence to best practices … Required Skills & Experience Proven ability to lead small technical or client teams. Excellent communication and presentation skills. Strong team player with a collaborative, mentoring mindset. Hands-on experience with open-source technologies across front-end and back-end systems. Proficiency in data pipelines, vector stores, and Generative AI/LLM implementations. Working knowledge of Microsoft Azure Cloud services More ❯

you. Backed by top-tier Silicon Valley investors like Amplify Partners, Kleiner Perkins, and IVP, our small, distributed team is making advanced database technology accessible to developers everywhere. Our open-source tools are trusted by over 400,000 developers each month, with a thriving community on Discord and GitHub, where we've earned 43,000+ GitHub Stars. At … with modern developer workflows, performance optimizations, and seamless scaling. Alongside it, Prisma Accelerate, and Studio, provide a world-class tookit for building with data. By combining the power of open-source with cutting-edge commercial solutions, we're shaping the future of databases, one developer at a time. What would a Senior TypeScript Engineer at Prisma do? You … and proactively supporting peers. Passion for building outstanding developer experience through sustainable, well-tested tools and infrastructure that empower developers and improve workflows. Nice-to-Have Skills Contributions to open source projects (as maintainer or active contributor). Experience with systems-level programming languages (e.g., C, C++, Go, Zig, or others) and an interest in low-level performance More ❯

Provide best Customer experience in terms of responsiveness, resolution time, tone, and knowledge Support the customer throughout their entire lifecycle Provide expert-level technical support for customers using our Open Source Ledger and other backend modules. Troubleshoot complex issues, investigating and diagnosing problems quickly, and escalating them to the development team when necessary. Create and maintain detailed documentation … product teams to deliver seamless support and relay feedback for continuous improvement. Ability to prioritize and manage multiple tickets/issues Fluent in English Nice to have : Familiarity with open-source ecosystems, APIs, webhooks, or BE tools Basic understanding of financial services infrastructure (ledgers, reconciliation, transactions) Benefits We offer a competitive package including equity for employees. We organize … regular off-sites with the team in Europe and soon in the US! About FORMANCE : Formance is building the next-generation financial infrastructure - open-source, developer-first, and built to power the most ambitious fintech products of tomorrow. Formance is global native and serving enterprise companies around the globe, around the clock, to build and scale their financial More ❯

Provide best Customer experience in terms of responsiveness, resolution time, tone, and knowledge Support the customer throughout their entire lifecycle Provide expert-level technical support for customers using our Open Source Ledger and other backend modules. Troubleshoot complex issues, investigating and diagnosing problems quickly, and escalating them to the development team when necessary. Create and maintain detailed documentation … product teams to deliver seamless support and relay feedback for continuous improvement. Ability to prioritize and manage multiple tickets/issues Fluent in English Nice to have : Familiarity with open-source ecosystems, APIs, webhooks, or BE tools Basic understanding of financial services infrastructure (ledgers, reconciliation, transactions) Benefits We offer a competitive package including equity for employees. We organize … regular off-sites with the team in Europe and soon in the US! About FORMANCE : Formance is building the next-generation financial infrastructure - open-source, developer-first, and built to power the most ambitious fintech products of tomorrow. Formance is global native and serving enterprise companies around the globe, around the clock, to build and scale their financial More ❯

Provide best Customer experience in terms of responsiveness, resolution time, tone, and knowledge Support the customer throughout their entire lifecycle Provide expert-level technical support for customers using our Open Source Ledger and other backend modules. Troubleshoot complex issues, investigating and diagnosing problems quickly, and escalating them to the development team when necessary. Create and maintain detailed documentation … product teams to deliver seamless support and relay feedback for continuous improvement. Ability to prioritize and manage multiple tickets/issues Fluent in English Nice to have : Familiarity with open-source ecosystems, APIs, webhooks, or BE tools Basic understanding of financial services infrastructure (ledgers, reconciliation, transactions) Benefits We offer a competitive package including equity for employees. We organize … regular off-sites with the team in Europe and soon in the US! About FORMANCE: Formance is building the next-generation financial infrastructure - open-source, developer-first, and built to power the most ambitious fintech products of tomorrow. Formance is global native and serving enterprise companies around the globe, around the clock, to build and scale their financial More ❯

Provide best Customer experience in terms of responsiveness, resolution time, tone, and knowledge Support the customer throughout their entire lifecycle Provide expert-level technical support for customers using our Open Source Ledger and other backend modules. Troubleshoot complex issues, investigating and diagnosing problems quickly, and escalating them to the development team when necessary. Create and maintain detailed documentation … product teams to deliver seamless support and relay feedback for continuous improvement. Ability to prioritize and manage multiple tickets/issues Fluent in English Nice to have : Familiarity with open-source ecosystems, APIs, webhooks, or BE tools Basic understanding of financial services infrastructure (ledgers, reconciliation, transactions) Benefits We offer a competitive package including equity for employees. We organize … regular off-sites with the team in Europe and soon in the US! About FORMANCE: Formance is building the next-generation financial infrastructure - open-source, developer-first, and built to power the most ambitious fintech products of tomorrow. Formance is global native and serving enterprise companies around the globe, around the clock, to build and scale their financial More ❯

Who We Are At Ultralytics , we are shaping the future of Vision AI. Our groundbreaking YOLO (You Only Look Once) models are the world’s most widely used open-source object detection tools, empowering millions of developers and enterprises to build intelligent applications that see and understand the world. Now backed by a $30M Series A , we are … environment where autonomy and results go hand in hand. 💥 Why This Role and Why Now Be part of a once-in-a-decade AI success story with an enormous open-source following and clear product-market fit. Join at the moment when Ultralytics is transitioning from foundation building to large-scale global growth. Sell a product that engineers … action. Entrepreneurial mindset with comfort operating in fast-changing, high-growth environments. ✨ Nice-to-Haves Background in AI, Machine Learning, or Vision AI technologies. Familiarity with YOLO or other open-source developer ecosystems. Experience closing high-value enterprise deals of $100,000 or more. Exposure to international markets and global sales. Hands-on experience with HubSpot or Clay. More ❯

Who We Are At Ultralytics , we are shaping the future of Vision AI. Our groundbreaking YOLO (You Only Look Once) models are the world’s most widely used open-source object detection tools, empowering millions of developers and enterprises to build intelligent applications that see and understand the world. Now backed by a $30M Series A , we are … environment where autonomy and results go hand in hand. 💥 Why This Role and Why Now Be part of a once-in-a-decade AI success story with an enormous open-source following and clear product-market fit. Join at the moment when Ultralytics is transitioning from foundation building to large-scale global growth. Sell a product that engineers … action. Entrepreneurial mindset with comfort operating in fast-changing, high-growth environments. ✨ Nice-to-Haves Background in AI, Machine Learning, or Vision AI technologies. Familiarity with YOLO or other open-source developer ecosystems. Experience closing high-value enterprise deals of $100,000 or more. Exposure to international markets and global sales. Hands-on experience with HubSpot or Clay. More ❯

Who We Are At Ultralytics , we are shaping the future of Vision AI. Our groundbreaking YOLO (You Only Look Once) models are the world’s most widely used open-source object detection tools, empowering millions of developers and enterprises to build intelligent applications that see and understand the world. Now backed by a $30M Series A , we are … environment where autonomy and results go hand in hand. 💥 Why This Role and Why Now Be part of a once-in-a-decade AI success story with an enormous open-source following and clear product-market fit. Join at the moment when Ultralytics is transitioning from foundation building to large-scale global growth. Sell a product that engineers … action. Entrepreneurial mindset with comfort operating in fast-changing, high-growth environments. ✨ Nice-to-Haves Background in AI, Machine Learning, or Vision AI technologies. Familiarity with YOLO or other open-source developer ecosystems. Experience closing high-value enterprise deals of $100,000 or more. Exposure to international markets and global sales. Hands-on experience with HubSpot or Clay. More ❯

Who We Are At Ultralytics , we are shaping the future of Vision AI. Our groundbreaking YOLO (You Only Look Once) models are the world’s most widely used open-source object detection tools, empowering millions of developers and enterprises to build intelligent applications that see and understand the world. Now backed by a $30M Series A , we are … environment where autonomy and results go hand in hand. 💥 Why This Role and Why Now Be part of a once-in-a-decade AI success story with an enormous open-source following and clear product-market fit. Join at the moment when Ultralytics is transitioning from foundation building to large-scale global growth. Sell a product that engineers … action. Entrepreneurial mindset with comfort operating in fast-changing, high-growth environments. ✨ Nice-to-Haves Background in AI, Machine Learning, or Vision AI technologies. Familiarity with YOLO or other open-source developer ecosystems. Experience closing high-value enterprise deals of $100,000 or more. Exposure to international markets and global sales. Hands-on experience with HubSpot or Clay. More ❯

right tool to solve our biggest problems. What we offer: Competitive salary and benefits package. Discretionary bonus based on performance. Continued personal development through training and certification. We are open-source friendly, following open-source principles in our internal projects and encouraging contributions to external projects. Responsibilities: React Native Mobile App Ownership: Oversee the app's More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯

enjoy solving complex challenges, we would love to hear from you. Nice to have: Publications: At top-tier ML/CV/NLP conferences (NeurIPS, ICML, ICLR, CVPR, ICCV) Open-source: Contributions to and experience in open-source projects. Startup experience: Experience with a startup work environment and wider ecosystem. Why join us? Work in an More ❯