Senior/Lead Data Software Engineer (Python, Spark, Azure)

We are seeking a Senior/Lead Data Software Engineer to join our team working on a scalable, ML-ready platform that enhances portfolio model development and deployment with advanced data governance and AI capabilities.
You will play a key role in migrating from an IaaS Big Data platform to Azure-native Databricks, optimizing data workflows and improving data quality. Join us to contribute to innovative solutions that boost client services and regulatory compliance.

Responsibilities
• Migrate and optimize over 500 data jobs using Azure Databricks optimization techniques
• Manage and process 12 TB of data efficiently across platforms
• Tune machine learning models for Azure environments using Java Spark and Delta tables
• Update and maintain libraries to address security vulnerabilities
• Develop and maintain ETL/ELT pipelines using PySpark and related technologies
• Collaborate with cross-functional teams to integrate GenAI capabilities into data workflows
• Monitor data quality and implement improvements to ensure accuracy and reliability
• Automate deployment and operational tasks using Terraform and GitLab CI/CD
• Support data governance initiatives to comply with regulatory standards
• Troubleshoot and resolve performance issues in data processing systems
• Document system processes and provide technical guidance to junior engineers
• Implement best practices for code quality and data security
• Participate in code reviews and knowledge sharing sessions
• Optimize costs associated with data storage and processing

Requirements
• Proficiency in Python and Spark with at least 3 years in data engineering roles
• Strong experience with Azure Databricks and PySpark
• Proven expertise in designing and implementing ETL/ELT solutions
• Experience migrating big data platforms to Azure-native services
• Proficiency with Delta tables for model tuning
• Knowledge of data governance and regulatory compliance frameworks
• Familiarity with Docker, Kubernetes (AKS), and Terraform for infrastructure automation
• Ability to manage large data volumes with high efficiency
• Excellent problem-solving and analytical skills
• Strong communication and collaboration abilities
• English proficiency at B2 level or higher

We offer
• We gather like-minded people:Engineering community of industry professionals
• Friendly team and enjoyable working environment
• Flexible schedule and opportunity to work remotely within Poland
• Chance to work abroad for up to 60 days annually
• Business-driven relocation opportunities
• We provide growth opportunities:Outstanding career roadmap
• Leadership development, career advising, soft skills, and well-being programs
• Certification (GCP, Azure, AWS)
• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
• English classes
• We cover it all:Stable income (Employment Contract or B2B)
• Participation in the Employee Stock Purchase Plan
• Benefits package (health insurance, multisport, shopping vouchers)
• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
• Referral bonuses
• Corporate, social and well-being events
• Please, note:The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview.
• We will reach out to selected candidates exclusively.
EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.