Senior Business & Systems Analyst: API & Data Platform

Sii Poland; Lublin; On-site; PLN 120,000 - 180,000; Full time

Job summary

Sii Poland is seeking an experienced Business & Systems Analyst to bridge business and technology, drive solution delivery, and collaborate with stakeholders across regions.

You will gather requirements, define processes and integration needs, and support onboarding through API integrations and data migrations. The role requires strong English, 5+ years of BA experience, and a track record in end-to-end projects.

Qualifications

• 5+ years in Business Analysis or Business & Systems Analysis with stakeholder management.
• Experience driving end-to-end projects with Product Owners or delivery teams; SQL knowledge.
• Experience with API integrations, data migration, and large-scale implementations.
• Strong knowledge of Agile/Scrum, backlog management, prioritisation frameworks, and roadmap planning.
• Excellent communication and strong English for global collaboration.

Responsibilities

• Gather and translate business requirements into scalable technology solutions.
• Lead stakeholder workshops and align on requirements, objectives, and priorities.
• Define business processes, workflows, dependencies, and integration needs.
• Support onboarding via API integrations and data migration initiatives.
• Drive prioritisation, roadmap planning, backlog refinement, and delivery decisions.
• Collaborate with product, engineering, and architecture teams to enhance search capabilities.

Skills

SQL

Agile/Scrum

Stakeholder management

Backlog management

Roadmap planning

Communication

Tools

APIs

Job description

Sii Poland is seeking an experienced Business & Systems Analyst to bridge business and technology, drive solution delivery, and collaborate with stakeholders across regions.

You will gather requirements, define processes and integration needs, and support onboarding through API integrations and data migrations. The role requires strong English, 5+ years of BA experience, and a track record in end-to-end projects.