Senior Python Consultant

GFT TECHNOLOGIES SE; Kraków; Hybrid; PLN 179,000 - 220,000; Full time

Job summary

GFT Poland Sp. z o.o. is seeking a Senior Python Consultant in Kraków for a hybrid role.

You will deliver end-to-end solutions from requirements to production, working in an agile team with a dedicated product owner. Strong Python expertise and backend fundamentals are essential, with experience in Flask/FastAPI/Django and cloud/DevOps basics. The role involves designing scalable architectures, contributing to testing and production support, and driving improvements while collaborating with

Qualifications

• Strong Python experience.
• Backend fundamentals: microservices, API design, service integration, clean code.

Responsibilities

• Work in a team of 4–6 engineers with a dedicated product owner.
• Divide business requirements into stories and deliver iteratively to production.
• Participate in analysis, development, testing and production support.
• Provide ongoing production support to ensure product stability.
• Identify technical debt areas and balance with new functionality.
• Design solutions aligned with technology guidelines and constraints.
• Collaborate with team members through pairing and knowledge sharing.

Skills

Backend fundamentals

English communication

LLM patterns awareness

Testing & debugging mindset

Full-stack mindset

Team collaboration

Travel willingness

Tools

Python

Flask/FastAPI/Django

Docker

CI/CD

Azure/GCP/AWS

Job description

Senior Python Consultant

Date: Sep 5, 2026

Location: Kraków, PL, 30-302

Working place: Hybrid

Working Location:

Type of contract: B2B contract
Salary range: 130-160 PLN/H

What will you do?

As a Senior Software Consultant, you will delivering end-to-end solutions from business requirement through development to production support. You will operate in an agile team environment, contributing to iterative delivery, ensuring technical quality, and maintaining system stability while balancing ongoing improvements and new development initiatives.

• Work within a team of 4–6 engineers with a dedicated product owner.
• Take business requirements, divide them into stories, and deliver them iteratively to production.
• Participate in analysis, development, testing, and production support as part of the same role.
• Ensure product stability by providing ongoing production support.
• Identify areas of technical debt and help balance it with new functionality.
• Design solutions aligned with technology guidelines and constraints.
• Collaborate with team members through pairing and knowledge sharing.
  

Requirements

• Strong experience in Python.
• Solid backend engineering fundamentals: microservices, API design, service integration, clean code and maintainable architecture.
• Experience with Flask / FastAPI / Django.
• Practical cloud/devops basics: containers (Docker) and CI/CD exposure; comfort working in cloud environments (Azure/GCP/AWS).
• LLM awareness: working knowledge of LLM application patterns (e.g., prompt fundamentals, RAG basics, tool/function calling concepts) or strong motivation to learn and apply them in real products.
• SQL and practical experience with relational databases.
• Confidence in delivering production-quality code: testing mindset (unit/integration tests), debugging and operational support.
• Clear communicator in spoken and written English, comfortable working with local and distributed teams.
• Full‑stack mindset: willingness to collaborate across the stack and learn frontend where needed
• Hybrid work from our client office in Kraków (6 days a month). We are open to candidates from another locations who are willing to travel to Kraków 6 days a month.

Nice to have

• Hands‑on experience building LLM applications (agents, tool/function calling, RAG pipelines).
• Experience with LangChain / LangGraph or similar orchestration frameworks.
• Experience with vector databases and retrieval/search patterns.
• LLM evaluation/observability tools (e.g., LangSmith/LangFuse or similar).
• Cloud LLM platform experience (e.g., Azure OpenAI or equivalent).
• Strong data/ETL familiarity (pandas/numpy) and pragmatic data handling.
• Experience with Kubernetes and mature CI/CD practices.
• Familiarity with internal GenAI learning paths / programmes (prompt engineering, RAG, agents, LLMOps).

Based on Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such a data and repealing Directive 95 /46/EC (known as a “GDPR”), I hereby give consent to GFT Poland Sp. z o.o. (90-118 Łódź, ul. Kilińskiego 66) to process my personal data for the purpose of: a) ongoing recruitment process for the position I am applying; b) recruitment processes organized in the future.

We are GFT Poland. WE KNOW how to tackle complex issues with innovative approach to deliver the highest value. Our reputation has been built around one simple rule: we do not overpromise, WE DELIVER. We deliver to our employees, clients and partners. WE GROW as you grow, so investing in you is our business strategy. Caring for each other is our priority. WE CARE who you are, what you need, how you feel. WE CARE to smile, have fun and develop as human beings.

Why Choose GFT?

• A culture of top performance
• Deep tech IT engineering & consulting
• 1200 skilled & top‑class experts
• 77% of the team are regular/senior
• Products that contribute to a sustainable world
• Competitive salary and benefits
• Ambitious projects, trainings and tools you need to flourish
• Google Cloud Partner of the Year - for going above and beyond for customers