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May 19, 2026

Senior Python Developer with AI

Senior • On-site

Krakow, Poland

We are looking for a dynamic, hands-on Senior Python Developer to join a full-stack AI native feature team for building a cutting-edge quantitative investment platform.

The project aims to deliver a groundbreaking, AI-driven investment ecosystem that revolutionizes the entire investment process through an intuitive and human-centric design approach. This initiative transcends mere digitization, aiming to redefine investment decision-making with systematic, transparent and intelligent solutions. The platform is designed with the versatility to cater to a wide array of users and offers transformative capabilities for the investment landscape.

Responsibilities

  • Design, develop, and maintain robust and scalable back-end systems using FastAPI and Python

  • Implement security and data protection measures to ensure the integrity and confidentiality of data

  • Optimize applications for maximum speed and scalability

  • Develop and maintain RESTful APIs for seamless communication between different components of the application

  • Conduct code reviews and provide mentorship to ensure code quality and adherence to best practices

  • Troubleshoot and resolve complex technical issues and bugs in a timely manner

  • Stay up-to-date with the latest industry trends and technologies to continuously improve development processes and system performance

Requirements

  • Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience

  • 3+ years of proven experience as a Back-End Developer with a focus on FastAPI and Python

  • Strong understanding of server-side logic and database management

  • Expertise in Amazon Web Services

  • Knowledge of FastAPI and REST API

  • Background in Gen AI Assisted Development

  • Familiarity with version control systems such as Git

  • Excellent problem-solving skills and attention to detail

  • Strong communication and collaboration skills

  • Ability to work independently and as part of a team in a fast-paced environment

  • B1+ English level proficiency

Nice to have

  • Skills in Cursor

  • Proficiency in ReactJS

We offer/Benefits
We gather like-minded people:

  • Engineering community of industry professionals

  • Friendly team and enjoyable working environment

  • Flexible schedule and opportunity to work remotely within Poland

  • Chance to work abroad for up to 60 days annually

  • Business-driven relocation opportunities

We provide growth opportunities:

  • Outstanding career roadmap

  • Leadership development, career advising, soft skills, and well-being programs

  • Certification (GCP, Azure, AWS)

  • Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru

  • English classes

We cover it all:

  • Stable income (Employment Contract or B2B)

  • Participation in the Employee Stock Purchase Plan

  • Benefits package (health insurance, multisport, shopping vouchers)

  • Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more

  • Referral bonuses

  • Corporate, social and well-being events

Please, note:

  • The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.

  • We will reach out to selected candidates exclusively.

EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.