Senior System Analyst (Data & Integration) REST APIs, ETL, Power BI Warsaw

DCG Poland; Województwo mazowieckie; On-site; PLN 212,404 - 297,366; Full time

Benefits offered by this job

Private medical care

Co-financing for the sports card

Constant support of dedicated consultant

Job summary

DCG Poland is seeking a Senior System Analyst (Data & Integration) based in Warsaw. The ideal candidate will have over 5 years of experience, particularly in analyzing and documenting business and technical requirements, designing REST APIs, and working with ETL and data modeling. Strong analytical skills and proficiency in Power BI are crucial for enhancing reporting capabilities. The role comes with perks such as private medical care and co-financing for sports cards.

Qualifications

• 5+ years of experience as a System Analyst, Technical Analyst, or System Architect.
• Strong experience with data products, ETL development, and data modeling.
• Good knowledge of banking data and credit products.

Responsibilities

• Gather, analyze and document business and technical requirements.
• Design and analyze scalable REST APIs and support integration architecture initiatives.
• Build and enhance Power BI reports and dashboards to support business decision-making.

Skills

REST APIs

Data modeling

Power BI

Python

Stakeholder communication

Analytical thinking

Tools

Snowflake

Job description

Senior System Analyst (Data & Integration)

Job location: Warsaw

Responsibilities

• Gather, analyze and document business and technical requirements, translating them into functional and system specifications
• Create and maintain high-level and low-level design documentation
• Design and analyze scalable REST APIs and support integration architecture initiatives
• Develop logical and physical data models, ensuring alignment with data architecture and governance standards
• Support data lifecycle management, data lineage, quality standards and compliance requirements
• Analyze and document business processes using BPMN and UML methodologies
• Contribute across the Software Development Life Cycle, collaborating within Agile, Waterfall or DevOps environments
• Support ETL development and data integration initiatives
• Build and enhance Power BI reports and dashboards to support business decision-making
• Use Python for analysis, automation or data-related tasks where required
• Collaborate with architects, developers and business stakeholders to define robust, scalable solutions
• Ensure alignment with enterprise architecture principles and support continuous improvement across systems and processes

Requirements

• 5+ years of experience as a System Analyst, Technical Analyst, or System Architect
• Hands-on experience with REST APIs, integrations and API design principles
• Strong experience with data products, ETL development, and data modeling
• Practical experience with Power BI development (reports and dashboards)
• Good knowledge of banking data and credit products
• Experience gathering and documenting functional and non-functional requirements
• Practical knowledge of BPMN, UML, and technical/system documentation
• Understanding of data governance, data quality and data architecture principles
• Knowledge of SDLC methodologies (Agile, Waterfall, DevOps)
• Python skills for data-related analysis or development tasks
• Strong analytical thinking and problem-solving capabilities
• Excellent stakeholder communication and cross-functional collaboration skills
• English proficiency at B2 level or higher

Nice to have

• Experience with Snowflake
• Experience in enterprise-scale data platforms and modern cloud-based data architectures
• Exposure to banking domain data products and advanced reporting ecosystems

Offer

• Private medical care
• Co-financing for the sports card
• Constant support of dedicated consultant