Senior Python Developer @

3 days ago

Warszawa, Mazovia, Czech Republic Link Group Full time
  • 4+ years of professional experience as a backend developer using Python.
  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • Experience with AWS
  • Proven experience designing and implementing backend systems from architecture to production.
  • Strong skills in code optimization, performance tuning, and relational database design (MSSQL preferred).
  • Solid understanding of authentication, API integration, build processes, testing, and state management.
  • Experience with source control tools (Git preferred).
  • Excellent analytical, problem-solving, and communication skills.
  • Self-motivated, proactive, and eager to learn new technologies.

Nice to have

  • Knowledge of front-end technologies such as JavaScript and React.
  • Experience developing RESTful APIs.
  • Familiarity with PostgreSQL or other relational database systems.
  • Previous experience in the financial sector or with financial software applications.

We are seeking an experienced Python Developer to join our technology team and contribute to building robust, data-driven applications that support key financial processes. In this role, you will develop backend systems that enhance the efficiency, reliability, and scalability of financial operations.

This position offers the opportunity to work with modern technologies and frameworks, including cloud-based containerization, real-time data pipelines using Kafka, Python programming, and automated CI/CD workflows. You will collaborate with cross-functional teams to deliver high-quality solutions in a dynamic and innovative environment.

,[Develop and maintain backend Python applications that support financial workflows and operations., Create systems for cash management, liquidity tracking, and financial reporting, ensuring accuracy and resilience., Work closely with colleagues to gather requirements and design scalable, performant solutions., Optimize application performance and implement efficient, maintainable code., Participate in all stages of the software development lifecycle, from design and implementation to testing, deployment, and validation., Integrate backend services with APIs and front-end applications when necessary., Document technical processes, solutions, and workflows in a clear and structured manner.] Requirements: Python, AWS, MSSQL, API, Git, Analytical skills, Problem-solving, Communication skills, Proactive, JavaScript, React, RESTful API, PostgreSQL

  • Python Developer Role

    12 hours ago

    Warszawa, Mazovia, Czech Republic beBeePython Full time €90,000 - €110,000

    Senior Python Engineer OpportunityWe are seeking an experienced Senior Python Engineer to contribute to the development of our internal tools at Klarna.You will design, build, and maintain microservices using Python, focusing on seamless integration with internal APIs and third-party systems.You will monitor system performance and user experience using...

  • Senior Python Developer @

    3 days ago

    Warszawa, Mazovia, Czech Republic Link Group Full time

    At least 6 years of professional software development experience, ideally with exposure to distributed, high-performance systems (experience in financial services is a plus).Strong expertise in server-side Python, including object-oriented programming, algorithms, data structures, concurrency, and performance optimization.Practical knowledge of NumPy and...

  • Senior Python Developer @

    17 hours ago

    Warszawa, Mazovia, Czech Republic Spyrosoft Full time

    Proven commercial experience as a Senior Developer in Python – essential for backend development, scripting, and automation tasksMastery of Python language features, data structures (lists, dictionaries), web frameworks (Django, Flask, FastAPI), and testing (pytest)Experience with AWS EC2, Terraform, CloudFormation, and KubernetesFamiliarity with...

  • Develop Innovative Python Solutions

    2 weeks ago

    Warszawa, Mazovia, Czech Republic beBeePython Full time €75,000 - €108,000

    Senior Python Developer PositionWe are seeking a skilled Senior Python Developer to join our development team. As a key member, you will be responsible for designing and implementing scalable data pipelines and APIs within our microservice landscape.Main ResponsibilitiesDesign and implement reliable and efficient data pipelines and APIsParticipate in...

  • Senior Python Developer @

    1 week ago

    Warszawa, Mazovia, Czech Republic Capco Poland Full time

    WHAT MAKES YOU AWESOME6-12 years of experience in software developmentPython Expert – Deep hands-on experience with Python and its core libraries like pandas, numpy, json, requests, pyarrow, openpyxl, xlsxwriter, and testing tools like pytest and unittest. I follow solid principles of clean architecture, modular design, and design...

  • Senior Software Developer Position

    7 days ago

    Warszawa, Mazovia, Czech Republic beBeeSeniorSoftwareEngineer Full time 2,400,000 - 3,000,000

    Unlock Your PotentialWe are seeking an experienced software engineer to join our team as a senior software developer. This role involves taking ownership of test development and automation, ensuring the highest quality products meet customer expectations.Key Responsibilities:Develop, revise and maintain comprehensive test plans that align with product...

  • Senior Backend Engineer – Development Focus

    2 weeks ago

    Warszawa, Mazovia, Czech Republic beBeeBackend Full time 2,500,000 - 4,000,000

    We are seeking a skilled senior backend engineer to join our team.About the RoleDesign, build, and enhance deployment, automation, and infrastructure systems.Create robust, efficient, and maintainable backend services and tooling.Key ResponsibilitiesDevelop high-performance solutions for environment provisioning, configuration management, and release...

  • Lead Python Developer @

    17 hours ago

    Warszawa, Mazovia, Czech Republic Spyrosoft Full time

    Strong proficiency in Python, with hands-on experience building RESTful APIs using FastAPI, Flask, or Django.Solid understanding of the AWS cloud platform, including services like Lambda and ECS, and a working knowledge of microservices architecture.Passion for AI technologies, with exposure to large language models (LLMs), natural language processing...

  • Staff Python Engineer @

    4 days ago

    Warszawa, Mazovia, Czech Republic Box Inc. Full time

    Candidate ProfileEssential Skills: Strong proficiency in Python, including debugging and profiling. Broad software engineering expertise across multiple languages and paradigms. Experience with distributed systems, Kubernetes, and cloud environments. Ability to debug complex system-level issues (threading, networking, VM behavior). Strong architectural...

  • Senior Software Developer

    6 days ago

    Warszawa, Mazovia, Czech Republic beBeeSoftwareEngineer Full time €60,000 - €80,000

    Job Title:We are seeking a seasoned software engineer to join our team in a digital hub.Key Responsibilities:Design, develop, and optimize data pipelines and workflows using Python and API.Implement data processing and transformation logic using Pandas and SQLAlchemy, with PySpark and Databricks knowledge as a plus.Develop and maintain relational database...