Senior Software Engineer (Backend) - Digital Hub

Bayer Poland
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AI Summary

Bayer is seeking a Senior Software Engineer (Backend) for their Digital Hub in Warsaw. The role involves planning and leading development, understanding and teaching system architecture, and mentoring junior colleagues. Key responsibilities include programming, systems design, integration, and ensuring information security. Candidates require a Bachelor's degree, 5+ years of experience, proficiency in Python, and extensive knowledge of databases, microservices, and cloud platforms.

Key Highlights
Plan and lead development on sets of related stories
Understand the whole system and teach this to others
Coach and mentor more junior colleagues
Key Responsibilities
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, efficient use of resources, and integration of multiple systems and technology
Define the integration build
Co-ordinate build activities across systems
Understand how to undertake and support integration testing activities
Competently apply a modern standards approach and guide others to do so
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
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
Identify, locate, and fix faults
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
Manage service components to ensure they meet business needs and performance targets
Technical Skills Required
Python Git VSCode CI/CD PostgreSQL SQLAlchemy SQLModel Alembic MongoDB Redis pgvector FastAPI Prometheus Grafana Open Telemetry pytest AWS Azure Google Cloud Docker Kubernetes MCP A2A asyncio httpx uvicorn Kafka RabbitMQ
Benefits & Perks
Flexible, remote-hybrid work model
Great workplace in a new modern office in Warsaw
Career development, 360° Feedback & Mentoring programme
Wide access to professional development tools, trainings, & conferences
Company Bonus & Reward Structure
VIP Medical Care Package (including Dental & Mental health)
Holiday allowance (“Wczasy pod gruszą”)
Life & Travel Insurance
Pension plan
Co-financed sport card - FitProfit
Meals Subsidy in Office
Budget for Home Office Setup & Maintenance
Access to Company Game Room
Tailored-made support in relocation to Warsaw
Nice to Have
Expertise in a specific area such as machine learning, cybersecurity, or mobile development

Job Description


At Bayer we’re visionaries, driven to solve the world’s toughest challenges and striving for a world where ,Health for all, Hunger for none’ is no longer a dream, but a real possibility. We’re doing it with energy, curiosity and sheer dedication, always learning from unique perspectives of those around us, expanding our thinking, growing our capabilities and redefining ‘impossible’. There are so many reasons to join us. If you’re hungry to build a varied and meaningful career in a community of brilliant and diverse minds to make a real difference, there’s only one choice.

Senior Software Engineer (Backend)

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

Key Tasks & Responsibilities:

Programming and Build

  • 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

Systems Design

  • 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.

efficient use of resources, and integration of multiple systems and 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

Qualifications & Competencies (education, skills, experience):

  • Bachelor's 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

What do We offer:

  • A flexible, remote-hybrid work model
  • Great workplace in a new modern office in Warsaw
  • Career development, 360° Feedback & Mentoring programme
  • Wide access to professional development tools, trainings, & conferences
  • Company Bonus & Reward Structure
  • VIP Medical Care Package (including Dental & Mental health)
  • Holiday allowance (“Wczasy pod gruszą”)
  • Life & Travel Insurance
  • Pension plan
  • Co-financed sport card - FitProfit
  • Meals Subsidy in Office
  • Budget for Home Office Setup & Maintenance
  • Access to Company Game Room equipped with table tennis, soccer table, Sony PlayStation 5 and Xbox Series X consoles setup with premium game passes, and massage chairs
  • Tailored-made support in relocation to Warsaw when needed
  • Please send your CV in English

WORK LOCATION: WARSAW AL. JEROZOLIMSKIE 158

YOUR APPLICATION

Bayer welcomes applications from all individuals, regardless of race, national origin, gender, age, physical characteristics, social origin, disability, union membership, religion, family status, pregnancy, sexual orientation, gender identity, gender expression or any unlawful criterion under applicable law. We are committed to treating all applicants fairly and avoiding discrimination.

Bayer is committed to providing access and reasonable accommodations in its application process for individuals with disabilities and encourages applicants with disabilities to request any needed accommodation(s) using the contact information below.

Bayer offers the possibility of working in a hybrid model. We know how important work-life balance is, so our employees can work from home, from the office or combine both work environments. The possibilities of using the hybrid model are each time discussed with the manager.

Bayer respects and applies the Whistleblower Act in Poland.

Location: Poland : Mazowieckie : Warszawa

Division: CH

Reference Code: 857579

Location:

Poland : Mazowieckie : Warszawa

Division:

CH

Reference Code:

857579

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