Python Developer

Senior Data Scientist

Epicgames

WHAT MAKES US EPIC? At the core of Epic’s success are talented, passionate people. Epic prides itself on creating a collaborative, welcoming, and creative environment. Whether it’s building award-winning games or crafting engine technology that enables others to make visually stunning interactive experiences, we’re always innovating. Being Epic means being a part of a team that continually strives to do right by our community and users. We’re constantly innovating to raise the bar of engine and game development. ANALYTICS WHAT WE DO Our Data & Analytics teams build powerful stories and visuals that inform the games we make, the technology we develop, and business decisions that drive Epic. WHAT YOU'LL DO Epic Games is looking for a Senior Data Scientist to support the meta-progression systems area. You’ll apply mixed methods to own the end-to-end life cycle of creating data assets, reports, insights, to impact the direction of efforts across Epic’s portfolio of products and ecosystems, with a particular focus on our meta-progression systems, like XP and Quests. The successful candidate will have the ability to apply a range of data technologies, statistical methods, and visualization methods to influence development and product teams, and to partner with stakeholders across all parts of the business. IN THIS ROLE, YOU WILL * Partner with progression and quest product managers and designers to identify opportunities for our meta-progression systems and use data to develop metrics and insights * Scope the telemetry these systems depend on and build the ETL, data models, and dashboards stakeholders rely on to tune XP, quests, and the Battle Pass each season * Run exploratory analysis, whether that's how to cohort players, what's behind an engagement shift, or funnel analysis * Design and run experiments: A/B tests where we can randomize, and other causal inference methods (difference-in-differences, regression discontinuity) where we can't * Partner on new progression features from the start, from scoping what to measure through standing up reporting for launch WHAT WE'RE LOOKING FOR * At least 5 years in analytics or data science, with a proven interest in and knowledge of live-service games and how players engage with them * Strong product sense, and a track record of shaping what a team builds by putting the right data in front of the right people * Fluent, efficient SQL over very large datasets and solid footing in the Python analytics stack * Experience scoping telemetry with engineering teams and building the ETL and data models on top of it * Grounding in experimental design and A/B testing, with the judgment to know when a clean experiment isn't possible; quasi-experimental methods (RDD, difference-in-differences) are a plus * Experience with production tooling: version control (GitHub), orchestration (Airflow / Astronomer), and AI coding tools such as Claude Code. EPIC JOB + EPIC BENEFITS = EPIC LIFE We pay 100% for benefits for both employees and dependents and offer coverage for supplemental medical, dental, vision, critical illness, telemedicine, Life and AD&D, long term disability insurance as well as weekly indemnity (short term disability) and a retirement savings plan with a competitive employer match. In addition to the EAP (employee assistance program), we also offer a robust mental well-being program through Modern Health, which provides free therapy and coaching for employees & dependents. ABOUT US Epic Games is a leading interactive entertainment company. For over 30 years we've been making award-winning games and engine technology that empowers others to make visually stunning games and 3D content that bring environments to life like never before. Epic's award-winning Unreal Engine technology not only provides game developers the ability to build high-fidelity, interactive experiences for PC, console, mobile, and VR, it is also a tool being embraced by content creators across a variety of industries such as media and entertainment, automotive, and architectural design. As we continue to build our Engine technology and develop remarkable games, we strive to build teams of world-class talent. LIKE WHAT YOU HEAR? COME BE A PART OF SOMETHING EPIC! Epic Games deeply values diverse teams and an inclusive work culture, and we are proud to be an Equal Opportunity employer. Learn more about our Equal Employment Opportunity (EEO) Policy here. Note to Recruitment Agencies: Epic does not accept any unsolicited resumes or approaches from any unauthorized third party (including recruitment or placement agencies) (i.e., a third party with whom we do not have a negotiated and validly executed agreement). We will not pay any fees to any unauthorized third party. Further details on these matters can be found here.

Python Developer with Quant Reporting Focus

iQuant Solutions

YOUR MISSION * Develop, test, and maintain the internal portfolio data management system in Python and MySQL. * Implementation of financial reporting requirements as well as regulatory disclosure standards. * Implementation and maintenance of the internal asset pricing models and risk management tools. * Support the Client Operations Team with ad-hoc queries coming from clients. * Data acquisition of client portfolios for multi-asset class (equity, bonds, derivatives, loans, etc.) funds. * Develop scalable system architecture and optimize the existing code for enhanced functionality, performance, and speed. * Develop new analytical libraries and utilities that compute portfolio statistics and financial risk figures of client portfolios and funds. * Use the latest technologies offered by Amazon AWS to automate data transfer and standardization between various third-party systems. * Participate in code reviews, testing, and documentation. YOUR PROFILE The ideal candidate is capable of designing and delivering well-documented, reusable, unit-tested code in Python. Knows how to write solid and secure API backend. Can interact with MySQL database through SQLAlchemy. Has extensive experience with portfolio risk modeling and asset pricing. Is not afraid of system/integration testing and is a team player. * Deep knowledge and understanding of financial instruments, asset pricing, and funds * Experience with derivatives (options, swaps, swaptions, credit derivatives, exotic options, etc.) * Enjoys automating financial reporting requirements in a client focused environment * Experience in quantitative development in Python and MySQL * Experience with Agile/Scrum/Jira/Git * Team player with a positive mindset and ability to work independently and take ownership of projects * Good command of English * Must be eligible to work in the EU and a resident in Budapest, Hungary WHY US? * Opportunity to join a dynamic entrepreneurial team committed to a common mission and an open mind for new ideas and methodologies * Ability to work directly with the largest financial institutions on IT and data management projects as part of a supportive team * Training and education initiatives to enhance personal and professional development * Possibility to work from home * Competitive compensation and benefits package * Flexible working environment * Intensive onboarding training and mentoring * Team-building and off-site events * Clear communication throughout the company * iQuant Solutions is an equal opportunity employer

Python Developer (AI&ML projects) (f/m/d)

IDnow

IDnow is a leader in digital identity and fraud prevention in Europe with a mission to transform trust into the most powerful asset in the digital world, empowering enterprises with AI-driven, SaaS-based identity solutions that deliver scalable security, adaptive compliance, and real-time fraud prevention. Through its broad portfolio of digital identity and fraud prevention solutions, IDnow establishes, maintains and enriches trust throughout the customer journey, ensuring businesses can confidently and securely operate while leveraging digital identity to drive growth, security and scalability. The company has offices in Germany, United Kingdom, Romania and France, and is backed by renowned institutional investors, including Corsair Capital and Seventure Partners. Its portfolio of international clients spans a wide range of end markets including financial services, telecommunications, travel & mobility, gaming, and other industries.   This position is based in Rennes, France. To apply to the (same) position based in Munich, Germany, please apply here..   IDnow is building a next-generation engine to detect and prevent fraud, leveraging advanced data structures and signals. We are looking for a talented Python Software Developer to join our AI & ML Team, where you will contribute to building a reliable, scalable, and intelligent fraud detection engine. You will work closely with our tech leads, researchers, ML engineers, and product owners to design, build, and operate the core components of this engine, applying your Python expertise to solve complex and high-impact engineering challenges.  We are building the team, looking for three new people to join the team. We are particularly interested if you have relevant experience on the following topics: Please leave a small paragraph in the "Cover letter" section if you do! * Decisions systems & data analysis, * Architecture, scaling & micro-services, * Signal modelling and data representation.   KEY RESPONSIBILITIES These are the core responsibilities of the role: * Design, integrate, and operate graph‑oriented databases for advanced relational analysis. * Ensure code quality through thorough testing and participate in code reviews. * Monitor micro‑service performance and provide timely improvements and bug fixes. * Work closely with the product owner to understand customer needs and contribute to the product roadmap. * Optimize algorithms and services to ensure high performance, scalability, and consistent reliability. Each position will also be specialized in one of the topics, depending on experience: * Designing and modeling signals into expressive and efficient data structures. * Building and scaling backend microservices and distributed architecture to support the engine in production. * Designing and implementing analytical frameworks and decision systems to apply rules and detect fraudulent patterns across data structures.   PREFERRED EXPERIENCE You are a curious and rigorous Python developer with a passion for building reliable and impactful systems. You are comfortable working in a complex, data-intensive environment and enjoy collaborating closely with engineers, researchers, and product owners within the AI & ML team. You bring a strong engineering mindset and are eager to contribute to a critical fraud detection engine at scale. * Bachelor's or master's degree in computer science, Software Engineering, or related field. * Strong Python development skills with a focus on building production-grade services, with at least 5 years as a Python Developer, with a strong focus on building scalable and high‑performance applications. * Experience with REST API design and development (OpenAPI/Swagger). * Good knowledge of Microservices architecture principles and patterns. * Experience with Graph databases and query languages (Neo4j, Neptune, Cypher, Gremlin). * Containerization with Docker. * Strong problem-solving and analytical mindset. * Ability to work collaboratively in a cross-functional team. * Rigor, service orientation, and product mindset. * Curiosity, appetite for technical challenges, and continuous learning.   Strong plus  * Experience with fraud detection algorithms, machine learning, and artificial intelligence. * Graph Machine Learning (GraphSAGE, Node2Vec, GNN, PyG). * GenAI and LLM-assisted analysis, rule generation, and anomaly explanation. Nice to have * Message queues and asynchronous communication (Kafka, RabbitMQ). * Experience with C++ development. * Unsupervised learning for unknown fraud pattern discovery. * CI/CD pipelines (GitHub Actions, AWS CodePipeline). * Unit, integration, and load testing. * Kubernetes for container orchestration. * Performance profiling and observability tools (Grafana, CloudWatch).   PERKS & BENEFITS * Health & Wellbeing: Use your full access to the mental health platform nilo, including 1on1 sessions. * We value personal and professional development: make full use of Udemy, our training platform with 24/7 access and unlimited content/course consumption incl. certification. * We make your remote work comfy: we provide support on equipment and offer flexible working hours. * We value collaboration & love to come together: regular onsite gatherings, internal initiatives and summer parties to connect outside of work. * May your family require your attention or other reasons apply: use the benefit of our paid special leave days. * Enjoy the possibility to combine work with a longer stay at your holiday destination or extend a weekend with our Workcation possibilities. * In addition to the perks & benefits above, we offer specific benefits that differ between our locations.     IDnow applies the principles of non-discrimination and equality: We strive to establish, maintain, and promote an open and inclusive recruitment process and working environment by respecting the principles of equal opportunities. Including but not limited to: sex, race or ethnic origin, religion or convictions, gender identity, citizenship, marital status, disability, age, or sexual orientation.