1,726 to 1,750 of 2,109 Permanent Data Science Jobs

agents and LLM-powered applications Design and develop robust, scalable, and maintainable automated test frameworks Collaborate with product managers, machine learning engineers, and data scientists to translate AI features and model behaviors into test cases and validation criteria Improve testing processes and infrastructure, integrating automated checks into CI/… systems and AI model performance and contribute to post-release quality validation Champion quality best practices across engineering teams Design, manage, and maintain test data strategies and mock services Manage the full defect lifecycle using customer feedback and debugging logs Report directly to the director of engineering Requirements 5+ ...

platform, hundreds of companies like Mars, Marriott, Uber, and Vanguard are building and deploying AI agents that are grounded in their company's data and fueled by WRITER's enterprise-grade LLMs. Valued at $1.9B and backed by industry-leading investors including Premji Invest, Radical Ventures, and ICONIQ Growth … enhancing existing ones. You'll need proficiency in at least one language like Typsecript, Python. Collaborate closely with product managers, machine learning engineers, and data scientists to understand complex AI features and model behaviors, translating them into effective test cases and validation criteria. Drive the continuous improvement ...

Legora AB in London is seeking a Senior Data Scientist for Product to turn data into actionable decisions. You’ll shape metrics, model data in dbt, run analyses, and present clear recommendations, partnering with Product, Finance, and GTM to impact pricing, roadmap, and strategy. We value deep … expertise in SQL and Python, data modelling, and the ability to influence decisions through data storytelling. You’ll join a fast-paced, AI-first team building an ambitious, globally scaled product. #J-18808-Ljbffr ...

markets — the world’s largest asset class at over $145 trillion. Debt markets are vast, global, and mission-critical, yet still run on fragmented data, PDFs, and manual workflows. the company replaces this broken infrastructure with a single platform that centralises proprietary credit data, deep analysis, and high … will use and contribute to these rather than build them from scratch. You will work within our product organization (eight squads across AI, data, and domain verticals) and partner closely with ML engineers, data scientists, domain experts, and designers. This is a high-autonomy role with real scope ...

Funding Circle is expanding its Data Product team in London, aiming to strengthen our data-driven decision making across risk, marketing and operations. You will collaborate with data engineers, analytics engineers and data scientists to build scalable data products and datasets. You will guide senior … stakeholders, coach juniors, and drive strategic development of Data Products, ensuring value is delivered through cutting-edge data solutions. #J-18808-Ljbffr ...

have the flexibility to work from our London office or remotely from elsewhere within the UK. About the role As a Principal Data Scientist at Faculty, you will drive high impact transformation within our Defence team by taking ownership of complex machine learning delivery and sector specific strategy. … deliver exceptional value. Balancing deep business knowledge with advanced analytical skill, you will shape cutting edge AI solutions, build robust client partnerships and mentor data scientists across ambitious initiatives. What you'll be doing: Owning and growing a strategic portfolio of machine learning work specifically tailored to the Defence ...

have the flexibility to work from our London office or remotely from elsewhere within the UK. About the role As a Principal Data Scientist at Faculty, you will drive high impact transformation within our Defence team by taking ownership of complex machine learning delivery and sector specific strategy. … deliver exceptional value. Balancing deep business knowledge with advanced analytical skill, you will shape cutting edge AI solutions, build robust client partnerships, and mentor data scientists across ambitious initiatives. What you'll be doing: Owning and growing a strategic portfolio of machine learning work specifically tailored to the Defence ...

have the flexibility to work from our London office or remotely from elsewhere within the UK. About the role As a Principal Data Scientist at Faculty, you will drive high impact transformation within our Defence team by taking ownership of complex machine learning delivery and sector specific strategy. … deliver exceptional value. Balancing deep business knowledge with advanced analytical skill, you will shape cutting edge AI solutions, build robust client partnerships, and mentor data scientists across ambitious initiatives. What you’ll be doing: Owning and growing a strategic portfolio of machine learning work specifically tailored to the Defence ...

Artefact is a new generation of data and AI consultancy, and one of the fastest growing. We've grown to 2000 people, now serving over 3,000 clients across 36 offices in 26 countries. Founded in 2014 and backed by Cinven, we're Europe's largest pureplay consultancy … data and AI, and we're not slowing down. We don't just offer strategies. We frame problems, design solutions, build the technology, and operate what we deliver, the distinction between those who propose and those who implement is central to how we work. We're technology-agnostic ...

Data Science Festival is seeking a Principal Software Architect to provide technical leadership and shape software architecture for a growing SaaS business. You’ll mentor engineers, establish engineering best practices, and work hands-on to deliver secure, scalable cloud-native solutions. Reporting to the CTO, you’ll collaborate ...

within the Safeguards group. You will own the tooling used by safety investigators and help scale review through automation, while coordinating with policy, operations, data science, and legal teams to ensure trustworthy, privacy-respecting enforcement systems. You will partner with cross-functional stakeholders to build robust, scalable platforms ...

Lead Product Data Scientist Hybrid - West London - 3 Days Min AI, Machine Learning & Optimisation Our client is seeking a Lead Product Data Scientist to lead the delivery of AI, machine learning and optimisation solutions within a complex operational environment. You'll combine hands-on technical expertise with team … leadership, working closely with stakeholders, engineers and product teams to build data-driven products that improve decision-making and deliver measurable business value. Key Responsibilities Lead the development of ML, optimisation and decision-support products. Define technical strategy, product roadmaps and delivery plans. Manage and mentor data scientists ...

leads marketplace end-to-end—from matching homeowners to trades, to monetisation and the Opportunity Board. You will set the vision, work with Data Science and engineering, and drive pricing, packaging, and growth with a two-sided marketplace. If you bring extensive senior product experience and a track ...

Content Production team to scope, prioritize, and execute initiatives in partnership with Product and Design Coordinate cross-functional contributions from product managers, engineers, data scientists, and content teams across regions — keeping content workstreams aligned, unblocked, and moving at pace, and building consensus when priorities compete Stay ...

success – allowing us to evolve underwriting intelligently and unlock massive scale. We’re a multi-disciplined team, bringing together expertise in software and data engineering, full stack development, platform operations, algorithm research, and data science. Our squads focus on delivering high-impact features – we favour a highly iterative … MAIN REQUIREMENTS Strong in a semi‐mainstream programming language (e.g. Python, Typescript, Rust, Go, etc) Proficient with frontend/GUI framework Good understanding of data processing, API design/integration, and system architecture Comfortable adopting new tools and technologies as needed — adaptability is more important than narrow specialisation security ...

usable product. This is a rare opportunity to apply genuine SNN experience to production software with direct operational applications. You will work alongside Researchers, Data Scientists and Engineers on SNNs, machine vision, synthetic training data and related CNN or Transformer-based projects. The position is predominantly office ...

success – allowing us to evolve underwriting intelligently and unlock massive scale. We're a multi-disciplined team, bringing together expertise in software and data engineering, full stack development, platform operations, algorithm research, and data science. Our squads focus on delivering high-impact features – we favour a highly iterative ...

Senior Machine Learning Engineer Department: Data & AI Employment Type: Permanent - Full Time Location: UK - London Description Insurance isn't the first industry most engineers think of when they imagine cutting-edge AI work. That's exactly why this role is interesting. CFC's Data & AI unit is building … systems that automate complex underwriting decisions - not chatbots, not copilots bolted onto legacy workflows, but autonomous multi-step AI agents that reason over unstructured data, assess risk, and drive real business outcomes. We're using frameworks like LangChain to orchestrate LLM-driven services that sit at the heart ...

largest and most demanding organisations on the planet to build the next generation of AI-powered enterprise applications. You will work directly with data scientists, software engineers, and subject matter experts to define new analytics capabilities that give our customers the information they need to make decisions under pressure … product improvement.Work closely with product management and engineering to improve the overall quality of C3 AI software. Qualifications MSc or Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM), or a comparable area of study. 5+ years of professional software development experience with object-oriented programming languages. Strong ...

performance, cost, and scalability in production environments Implement monitoring, logging, and observability for GenAI systems to track usage, errors, and model behaviour Collaborate with data scientists to productionise ML models and forecasting algorithms Your Skills Extensive hands‐on professional experience in the field of Artificial Intelligence, Machine Learning … . Proven track record of delivering complex technical projects on time with high quality Desirable Advanced degree (Master's or Ph.D.) in Computer Science, Artificial Intelligence, Machine Learning, or a strongly related quantitative field Hands‐on experience with cloud‐native ML infrastructure platforms Knowledge of vector databases (Pinecone, Weaviate ...

performance, cost, and scalability in production environments Implement monitoring, logging, and observability for GenAI systems to track usage, errors, and model behaviour Collaborate with data scientists to productionise ML models and forecasting algorithms Your Skills Extensive hands‐on professional experience in the field of Artificial Intelligence, Machine Learning …/CD). Proven track record of delivering complex technical projects on time with high quality Advanced degree (Master’s or Ph.D.) in Computer Science, Artificial Intelligence, Machine Learning, or a strongly related quantitative field Hands‐on experience with cloud‐native ML infrastructure platforms Knowledge of vector databases (Pinecone ...

Engineer to design, develop, and deploy production-ready machine learning solutions that make a genuine impact across defence, government, and national security. Working alongside Data Scientists, Software Engineers, and AI specialists, you'll take projects from experimentation through to production, leveraging modern MLOps and LLMOps practices … Experience deploying ML solutions on AWS, including services such as SageMaker, Lambda, and S3. Strong understanding of MLOps tooling, including MLflow, Weights & Biases, or Data Version Control (DVC). Experience developing LLM or Generative AI applications, including RAG architectures and prompt engineering. Knowledge of LLMOps frameworks such as LangChain ...

experienced AI Engineer to work at the forefront of artificial intelligence innovation, developing cutting‐edge solutions that combine machine learning, Generative AI, and advanced data capabilities. You will have the opportunity to influence the direction of AI initiatives from the ground up, working across the full AI lifecycle from … agentic AI. Build AI‐powered applications using Large Language Models (LLMs), orchestration frameworks, and Python within backend and cloud‐based environments. Collaborate with data scientists, engineers, product managers, and business stakeholders to translate complex challenges into impactful AI solutions that deliver measurable value. Develop robust, secure, and scalable ...

experienced AI Engineer to work at the forefront of artificial intelligence innovation, developing cutting-edge solutions that combine machine learning, Generative AI, and advanced data capabilities. You will have the opportunity to influence the direction of AI initiatives from the ground up, working across the full AI lifecycle from … agentic AI. Build AI-powered applications using Large Language Models (LLMs), orchestration frameworks, and Python within backend and cloud-based environments. Collaborate with data scientists, engineers, product managers, and business stakeholders to translate complex challenges into impactful AI solutions that deliver measurable value. Develop robust, secure, and scalable ...

network for the world's money. For everyone, everywhere. More about our mission and what we offer . We’re looking for a Lead Data Scientist to join our Pricing team in London. This is a rare chance to shape how Wise prices cross-border money transfers — using data … millions of customers who rely on us for fair, transparent pricing About the Role: We are seeking a skilled and detail-oriented Data Scientist to help us develop a data-driven approach to pricing strategy and execution in a highly competitive remittance market. As part of this team ...