Python Developer (Banking/ML/AI)

TL;DR

Python Developer (Fintech, AI): Design, build, and maintain backend services and tools using Python, developing data pipelines for ML/AI models with an accent on feature engineering & preprocessing and integrating with banking systems. Focus on building secure, high-performance APIs and microservices while ensuring compliance with financial regulations and optimizing services for scalability.

Location: Poland (Tricity / Warsaw / Łódź - 3 days in the office)

Company

hirify.global is a leading software and digital engineering services company with global market reach and capabilities, providing mission-critical solutions across different industries through its specialized software businesses, including Tieto Caretech, Tieto Banktech, and Tieto Indtech.

What you will do

• Design, build, and maintain backend services and tools using Python.
• Develop data pipelines for ML/AI models, including feature engineering & preprocessing.
• Collaborate with data scientists on deploying ML/AI models into production.
• Integrate with banking systems, payment platforms, and financial messaging.
• Build secure, high-performance APIs and microservices.
• Optimize existing services for scalability and performance.

Requirements

• Strong Python proficiency (Flask, FastAPI, Django or similar).
• Solid experience in banking or financial services (payments, transaction flows, AML/FCP use cases, or similar).
• Understanding of Swift MT/MX, SEPA, ISO20022, or financial messaging frameworks.
• Experience with ML/AI pipelines, model serving, and MLOps concepts.
• Knowledge of SQL/NoSQL databases.
• Familiarity with cloud environments (AWS/Azure/GCP).

Nice to have

• Knowledge of containerization (Docker, Kubernetes).
• Experience with data governance, model risk management, or AI compliance.
• Background in event‑driven architectures or streaming platforms.

Culture & Benefits

• Belief in the power of diversity, equity, and inclusion.
• Encouragement for applicants of all backgrounds and genders to join the team.
• Commitment to openness, trust, and diversity.
• Focus on creating digital futures that benefit businesses, societies, and humanity.