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Senior Software Engineer (Backend) @ Bayer
  • Warsaw
Senior Software Engineer (Backend) @ Bayer
Warszawa, Warsaw, Masovian Voivodeship, Polska
Bayer
8. 3. 2026
Informacje o stanowisku

For Digital Hub Warsaw, we are looking for:

Senior Software Engineer (Backend)

A senior software engineer delivers and integrates software to form a complete service or product. Individuals in this role will:

  • Plan and lead development on sets of related stories
  • Have an understanding of the whole system and take responsibility for teaching this to others
  • Work with other disciplines to understand what needs to be built
  • Coach and mentor more junior colleagues
  • Operate the production services being built
  • Find ways to improve system robustness, resilience, and stability

  • Bachelors degree in Computer Science, Software Engineering, Information Technology or a related field
  • 5+ experience as a software engineer
  • Proficiency in one or more programming languages such as Python
  • Deep understanding of software development lifecycle and software developmentmethodologies (e.g .. Agile, Scrum)
  • Proficiency in software design and architecture
  • Extensive experience with version control systems like Git
  • Ability to write clean, maintainable, and efficient code
  • Familiarity with integrated development environments (IDEs) like VSCode
  • Knowledge of software development tools and practices, including continuous integratior and continuous deployment (CI/CD)
  • Advanced understanding of database management and SQL (PostgreSQL) and ORM (SQLAlchemy. SQLModel, Aelmbic)
  • Extensive experience with relational, NoSQL and/or vector databases (MongoDB, Redis pgvector)
  • Experience with microservices architecture and RESTful API design (FastAPI) API Observability - Prometheus, Grafana, Open Telemetry, etc
  • Experience with automated testing frameworks and tools (e.g pytest)
  • Knowledge of cloud platforms (AWS, Azure, Google Cloud)
  • Excellent analytical and problem-solving skills
  • Ability to work collaboratively in a team environment
  • Extensive experience with containerization and orchestrations tools (Docker, Kubernetes
  • Expertise in a specific area such as machine learning, cybersecurity, or mobile development
  • Strong understanding of DevOps practices and tools
  • Al/Agentic communication protocols (MCP, A2A)
  • Advanced understanding of Asynchronous code (asyncio, httpx, uvicor, ete), SQL Optimization, indexing, query planning Caching (Redis, in-memory, etc)
  • Event-driven systems (Kafka, RabbitMQ, etc.)
  • Proven ability to lead and mentor junior developers
  • Strong understanding of software security principles and best practices


For Digital Hub Warsaw, we are looking for:

Senior Software Engineer (Backend)

A senior software engineer delivers and integrates software to form a complete service or product. Individuals in this role will:

  • Plan and lead development on sets of related stories
  • Have an understanding of the whole system and take responsibility for teaching this to others
  • Work with other disciplines to understand what needs to be built
  • Coach and mentor more junior colleagues
  • Operate the production services being built
  • Find ways to improve system robustness, resilience, and stability
,[Collaborate with others when necessary to review user stories and code and develop, implementation approaches, Use the agreed implementation approaches to design, code, test, and document programs or scripts of medium-to-high complexity, using the right standards and tools, Design systems characterized by medium levels of risk, impact, and business or technical complexity, Select appropriate design standards, methods, and tools, and ensure they are applied, effectively, Review the systems designs of others to ensure the selection of appropriate technology., Systems Integration:, Define the integration build, Co-ordinate build activities across systems, Understand how to undertake and support integration testing activities, Modern Standards Approach, Competently apply a modern standards approach and guide others to do so, Information Security:, Maintain a strong understanding of information security, Design solutions and services with security controls embedded, specifically engineered with mitigation of security threats as a core feature., Prototyping:, Approach prototyping as a team activity, actively soliciting prototypes and testing with others, Establish design patterns and iterate them, Use a variety of prototyping methods and choose the most appropriate, Service Support, Identify, locate, and fix faults, User Focus:, Collaborate with user researchers and represent users internally, Explain the difference between user needs and the desires of the user, Champion user research to focus on all users, Prioritize and define approaches to understand the user story, guiding others in doing so, Offer recommendations on the best tools and methods to use, Availability and Capacity Management:, Manage service components to ensure they meet business needs and performance targets Requirements: Python

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