Senior Python Developer

Vacature Senior Python Developer - YORTEAM

For a client in the financial sector, we are looking for an experienced Python Backend Developer to help build and maintain scalable, high-performance backend systems. In this role, you will work on data-driven services and platform components, collaborating closely with engineers, DevOps, and business stakeholders to deliver reliable and secure solutions.

You will be involved across the full development lifecycle — from design and implementation to testing, deployment, and monitoring.

Design, develop, and maintain backend services using Python

Work with PostgreSQL databases using SQLAlchemy ORM

Implement concurrent and multiprocessing solutions to enhance performance

Consume and publish messages using Kafka (in Python)

Write clean, maintainable, and well-tested code

Actively participate in code reviews and collaborate via GitHub/GitLab (branches, pull requests, reviews)

Debug production issues and create automated tests using Pytest or unittest

Contribute to CI/CD pipelines (Jenkins or GitLab)

Support containerized deployments using Docker and OpenShift

Monitor applications using logging and monitoring tools such as Splunk

Collaborate closely with platform, DevOps, and product teams

Strong Python fundamentals (syntax, data types, loops, conditionals, exception handling, file operations, JSON)

Solid understanding of Object-Oriented Programming (OOP)

Experience with data structures & algorithms (lists, sets, dictionaries, tuples, etc.)

Proficiency in SQL (PostgreSQL) and SQLAlchemy ORM

Experience with multiprocessing, concurrent processing, and locking mechanisms

Hands-on experience with Kafka streaming (consuming and publishing messages)

Strong version control skills using Git (GitHub/GitLab)

Experience with debugging and testing frameworks such as Pytest or unittest

A high-impact role in a diverse, international environment.

Our client is a key player in the financial sector, known for their innovative use of technology and data. They focus on developing advanced digital solutions that make financial services smarter, faster, and more secure.

With a strong emphasis on IT-driven innovation, they offer an exciting environment for professionals eager to work on impactful projects in areas such as backend platforms, cloud solutions, automation, and data processing.

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