AI engineer in banking

Sii Poland; Warszawa; On-site; PLN 250,000 - 360,000; Full time

Benefits offered by this job

Centre of internal trainings

Profit sharing

Sponsorship program

MySii app

Medical care

Great Place to Work

Job summary

Sii Poland ищет опытного инженера AI/ML для долгосрочного проекта глобального лидера банковского сектора. Вы будете работать в международной команде над инновационными AI-решениями, трансформируя область кредита и ленд-институционных клиентов по всему миру.

Задачи включают проектирование и внедрение масштабируемых AI/ML решений, использование RAG и векторных баз данных, тједняя коммуникация с заинтересованными сторонами и содействие принятию передовых стандартов в индустрии.

Qualifications

• Минимум 5 лет опыта в разработке ПО или ML-инженерии.
• Глубокие знания Python и экосистемы ML/AI.
• Опыт работы с LLM-архитектурами и дообучением моделей на данных домена.
• Опыт работы с RAG, верификация моделей и проектирование агентных архитектур.
• Опыт работы в облаках Azure или GCP, контейнерами и CI/CD.

Responsibilities

• Писать и поддерживать качественный, тестируемый код.
• Руководить дизайном решений AI/ML и их scalable реализацией.
• Владеть реализацией и внедрением AI проектов до продакшна.
• Разрабатывать стандарты кодирования и лучшие практики в области AI.
• Оценивая и прототипируя новые технологии (RAG, LLM, агентные архитектуры).
• Сотрудничать с заинтересованными сторонами и переводить бизнес-требования в техрешения.

Skills

Python

LLM/AI/ML engineering

English communication

Microservices & API design

RAG/Vector databases

Kubernetes/CI/CD

Cloud platforms (Azure/GCP)

TDD/BDD

Distributed systems

Tools

Redis

LLM frameworks

Job description

Описание

We are looking for an experienced AI/ML Engineer to join a long-term project delivered for a global leader in the banking sector. As part of a highly skilled international team, you will contribute to the development of innovative AI and Machine Learning solutions, transforming the Credit & Lending area for corporate and institutional clients worldwide. This role offers the opportunity to work in a stable yet fast-paced environment, where collaboration, innovation, and continuous learning are strongly valued.

Задачи

• Write and maintain exemplary, high-quality, testable, and reusable code
• Lead the design of AI/ML solutions, ensuring they are scalable, robust, and aligned with the platform's vision
• Own the engineering execution for significant parts of our AI flagship projects, from technical design through to production deployment
• Co-author and champion coding standards and AI best practices to ensure fairness, transparency, and accountability across our models
• Co-drive technical strategy by evaluating and prototyping new technologies, such as advanced RAG techniques, LLM optimization, and agentic architectures
• Collaborate extensively with stakeholders across the AI Programmes, translating business requirements into technical solutions and communicating complex ideas to diverse audiences
• Develop and implement sophisticated solutions using Retrieval-Augmented Generation (RAG) and vector databases to unlock insights from complex financial data

Требования

• Minimum 5 years of experience in software or ML engineering
• Deep expertise in Python and its ML/AI ecosystem
• Familiarity with relational databases, vector databases, KV stores (Redis), and Pub/Sub
• Strong command of microservices architecture, observability, API design, and concurrency models
• Expert-level understanding of LLM architectures and extensive experience fine-tuning models on domain-specific data
• Hands-on mastery of Retrieval-Augmented Generation (RAG), advanced prompt engineering, and designing agentic architectures
• In-depth knowledge of machine learning, deep learning, and NLP
• Proficiency with Azure or GCP, containers, Kubernetes, and CI/CD tools, e.g., Jenkins, Azure DevOps, GCP Cloud Build
• Practical experience in TDD and BDD
• Exceptional presentation and communication skills in English
• Residing in Poland required
• Будет плюсом: Leadership or architectural experience; Familiarity with Java for occasional middleware and integration tasks

Условия

• The role requires occasional visits to the client’s office in Kraków, approximately 4 times per month.
• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Sponsorship program
• Regular integration events and trips
• Comfortable and well-equipped offices
• MySii app
• Medical care