Lead Data Software Engineer (Java)

Our requirements

• Bachelor's degree in Computer Science or a related discipline, or equivalent experience
• 5+ years of experience designing and implementing complex Java-based backend systems and integrations
• At least 1 year of relevant leadership experience
• Proficiency in Python and Apache Spark
• Expertise in solution or technical architecture, including designing distributed, event-driven systems, defining APIs and integration contracts, and producing architecture artifacts (e.g., HLD/LLD, sequence and deployment diagrams)
• Familiarity with modern data and processing technologies such as data streaming, real-time and batch processing, with exposure to Databricks; Kubernetes is a plus
• Significant experience with DevOps and CI/CD pipelines and concepts (e.g., ADO, GitHub or GitLab)
• Competency in TDD and engineering best practices (code reviews, clean code, automated testing)
• Knowledge of cloud architecture with delivered solutions on at least one major cloud provider
• Understanding of software design principles (e.g., SOLID, domain-driven design, event-driven architectures)
• Strong communication skills and the ability to collaborate with stakeholders and guide other developers
• Proficiency in English at an Upper-Intermediate level (B2) or higher

Optional

• Skills in Microsoft Azure
• Familiarity with Amazon Web Services (AWS)
• Exposure to Google Cloud Platform (GCP)

Your responsibilities

• Design and own end-to-end solution and application architecture for the strategic platform enabling trade executions to flow from trade capture systems to Operations and Regulatory applications, turning epics and features into well-structured, resilient solutions
• Translate business and product requirements into high-level and low-level designs, including integration patterns, data flows, interfaces, and deployment/topology decisions
• Provide technical leadership to Java developers in the pod, defining implementation approaches, reviewing designs and code, and ensuring adherence to architecture and engineering best practices
• Develop key components of the platform in Java and related technologies, balancing hands-on development with architectural responsibilities
• Work closely with other agile pod members in sprints to iteratively deliver on product requirements, ensuring solutions are secure, performant, and observable
• Collaborate with the product team and stakeholders to understand and challenge requirements, propose architectural options, and ensure that delivered functionality aligns with strategic goals
• Contribute to the technical roadmap, identifying opportunities for simplification, reuse, and standardization across the Digital Operations landscape

About the project

This is how we organize our work

This is how we work on a project

• Clean Code
• code review
• DDD
• TDD
• Continuous Deployment
• Continuous Integration
• DevOps

What we offer

Development opportunities we offer

• conferences in Poland
• development budget
• external training
• industry-specific e-learning platforms
• intracompany training
• mentoring
• soft skills training
• space for experimenting
• substantive support from technological leaders
• support of IT events
• technical knowledge exchange within the company

Benefits

• private medical care
• life insurance
• flexible working time
• fruits
• integration events
• retirement pension plan
• no dress code
• video games at work
• coffee / tea
• parking space for employees
• leisure zone
• employee referral program
• charity initiatives

Recruitment stages

• 1.
  Recruiter Interview (30 min)
• 2.
  Technical Interview (90 min)
• 3.
  Manager Interview (60 min)
• 4.
  Meeting with the Project Team or Client (60 min, optional)
• 5.
  Welcome Aboard!

EPAM Systems (Poland) sp. z o.o.