klarna

At Klarna, we're building an everyday finance network, helping over 120 million consumers across 26 countries save time and money, and worry less about their finances. Working here means taking on problems most companies never get to solve, and being hands-on enough that the interesting part of the work lands with you, not someone else — you'll build with...

Join to apply for the Senior Data Scientist role at Klarna . What you will do Design, develop, and ship production-grade machine learning models with full ownership, considering everything from memory footprint to latency. Dive deep into statistical analysis, probability, and machine learning/deep learning models. Critically evaluate existing solutions...

OverviewWhat you will doIn this position, you will build, own, and execute joint business plans with strategic partners to drive mutual growth, increased product adoption, and long-term commercial success. You will identify, size, and prioritize growth opportunities across existing and new partner accounts by leveraging data, market insights, and performance...

Build and operate Klarna's analytical data processing platforms on AWS, supporting large-scale batch and analytical workloads. Design robust data pipelines, table structures, and access patterns enabling efficient analytics, model training, and downstream consumption. Continuously evolve platform architecture, infrastructure, and AWS account foundations...

In this role you will act as the Domain Security Lead and BISO for Klarna’s business domains, ensuring security is embedded in day-to-day operations and major decisions. You advise senior stakeholders, manage risk posture, and align security with business roadmaps to enable fast, safe development. You collaborate with first-line and second-line security...

What You’ll Do Own the global UW tables (canonical facts/dimensions for applications, decisions, features, repayments, delinquency) with clear SLAs for freshness, completeness, accuracy, and data lineage. Design for AI‑agents and humans: consistent IDs, canonical events, explicit metric definitions, rich metadata (schemas, data dictionaries), and...

What You Will Do Tackle specific problem spaces critical to Klarna’s current needs, with ample growth opportunities in a fast-paced business environment. Bring innovative ideas from diverse areas, including information retrieval, large-scale system design, data storage/processing, security, artificial intelligence, UI design, and mobile...

Klarna in Milano builds an everyday finance network that moves money for millions of people. You’ll own production code from day one and tackle evolving domains as the business grows, with a bias for hands-on delivery and practical impact. We value engineers who learn fast, can explain complex systems to non-experts, and aren’t afraid to take on new...

Job-ID: b06e3cd8-9f42-42a1-a575-d874f6f8c7b9 Location: Milan Salary: 72950 - 93142 EUR Type: Full time Posted: Contact: ... Klarna, briefly At Klarna, we’re building an everyday finance network, helping over 120 million consumers across 26 countries save time and money, and worry less about their finances. Working here means taking on problems most...

Job-ID: b06e3cd8-9f*****a1-a575-d874f6f8c7b9 Location: Milan Salary: ************* EUR Type: Full time Posted: Contact: ...Klarna, briefly At Klarna, we're building an everyday finance network, helping over 120 million consumers across 26 countries save time and money, and worry less about their finances.Working here means taking on problems most companies...

Klarna is seeking a seasoned penetration tester to drive security across production systems and third-party integrations in Milan. You will conduct white-box and black-box tests, triage bug-bounty findings, and analyze code with Java and Node.js to locate vulnerabilities.You'll build tooling in Python, document clear remediation steps, and mentor teams while...

At Klarna, our credit risk models sit at the heart of how we underwrite and price risk for millions of consumers globally. We're looking for a Lead Data Scientist to help shape the next generation of consumer-level credit scoring and portfolio valuation models.What You'll DoAs a Lead Data Scientist within credit risk modeling, you will shape Klarna's...

Klarna in Milano is seeking a Senior Data Platform Engineer to build and operate analytical data processing platforms on AWS, enabling large-scale batch and analytical workloads. You will design robust data pipelines, table structures, and access patterns for analytics, model training, and downstream consumption, while evolving architecture for scale, cost...

Klarna is seeking a Data Product Owner in Turbigo, Italy, responsible for managing global underwriting data tables and optimizing data pipelines. The role requires a deep understanding of data modeling, observability, and familiarity with AI patterns.Ideal candidates will have strong expertise in SQL, PySpark, Python, and experience with cloud technologies...

Klarna seeks a Domain Security Lead and BISO to embed security in day-to-day operations and major decisions across business domains. You will advise senior stakeholders, manage risk posture, and align security with roadmaps to enable fast, safe development.You will own security posture across payments, fraud, banking and engineering platforms in a leading...

Klarna is seeking a Lead Data Scientist for credit risk modeling to shape next-generation consumer-level scoring and portfolio valuation models. You will design real-time PD models, calibrate them, and integrate them into underwriting frameworks to optimize economic returns.You will mentor junior team members, collaborate across functions, and stay aligned...

What You Will Do You will work on some of the most technically interesting modelling problems in fintech, training large transformer-based models on long sequences of real-world transactional events. You will design tokenisation schemes for numerical, categorical, and temporal features, making deliberate decisions about vocabulary size, sequence length, and...

Klarna is seeking a talented individual to tackle technically interesting modelling problems in fintech. You will train large transformer-based models using real-world data, design tokenisation schemes, and manage the entire model lifecycle.The ideal candidate will possess a deep understanding of transformer architectures, hands-on experience with Python and...

Klarna, brieflyAt Klarna, we're building an everyday finance network, helping over 120 million consumers across 26 countries save time and

Klarna in Milan seeks a Lead Data Scientist to shape next-generation consumer-level credit scoring and portfolio valuation models. You will design real-time PD models, calibrate frameworks, and ensure regulatory and fairness standards while exploring LLMs for explainability.Join a cross-functional team, translate insights into policy, and mentor junior...