Senior AI/ML Software Engineer – Financial Services

Unleash the power of AI — revolutionize financial services with innovative solutions!
Krakow-based opportunity with hybrid work model

As a Senior AI/ML Software Engineer – Financial Services, you will be working for our client, a leading player in the financial technology industry, dedicated to transforming credit and lending processes through cutting-edge AI and machine learning projects. Join a dynamic team that leverages innovative technologies to solve real-world financial challenges and drive the future of banking and credit services.

Your main responsibilities:

• Design, test, and optimize prompts for Large Language Models (LLMs) to ensure high-quality and reliable outputs for credit and lending applications.
• Develop and implement advanced retrieval-augmented generation (RAG) solutions and utilize vector databases to extract insights from complex financial data.
• Lead the full lifecycle of AI solutions, from problem discovery and prototyping to design, implementation, and deployment in production environments.
• Ensure AI model fairness, transparency, and accountability by applying best practices throughout development.
• Collaborate with cross-functional teams—including engineers, product managers, and business stakeholders—to align AI solutions with strategic objectives.
• Write maintainable, testable, and reusable code in a cloud environment (Azure, GCP).
• Contribute to solution design, architecture, and ongoing product management in a fast-paced, innovative setting.
• Utilize cloud platforms, containers, Kubernetes, and CI/CD pipelines to scale and deploy AI models efficiently.

You're ideal for this role if you have:

• At least 4 years of professional experience in AI, ML, or Data Science.
• Strong proficiency in Python (3+ years) and Java.
• Experience with frameworks such as FastApi, Langchain, Data containers, and Spring.
• Knowledge of SQL databases (PostgreSQL), vector databases, and KV stores like Redis.
• Hands-on experience with microservices architecture, API design, observability, concurrency, and cloud deployment (Azure/GCP, Kubernetes, CI/CD).
• Practical experience with TDD, BDD, and performance testing.
• Deep understanding of LLM architectures, domain-specific data usage, RAG, prompt engineering, and agentic architecture.
• Background in machine learning, NLP, and deep learning, with proven ability to prioritize and develop AI solutions in a fast-moving environment.
• Excellent communication and presentation skills in English, capable of conveying complex technical ideas to business partners.

It is a strong plus if you have:

• Certifications in cloud platforms (Azure, GCP).
• Experience with real-time data processing or financial data analytics.

Language Required for the role:
Fluent English

Eligibility to work in Europe:
Only candidates with an existing legal right to work in the European Union will be considered for this role.

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Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.