Senior Business & Systems Analyst: Global Platform & Data

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

Benefits offered by this job

Great Place to Work

Solid financial situation

Contracts with the biggest brands

Centre of internal trainings

Many experts you can learn from

Open and accessible management team

Profit sharing

Passion Sponsorship program

Regular integration events and trips

Comfortable and well-equipped offices

MySii app

Medical care

Job summary

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

You will gather requirements, lead workshops, define processes, support API integrations and data migrations, and help shape roadmaps and backlogs in an Agile environment, enabling scalable platform improvements.

Qualifications

• At least 5 years of experience in Business Analysis or Business & Systems Analysis, including requirements gathering and stakeholder management
• Proven experience driving projects end-to-end and working closely with Product Owners or delivery-focused teams
• Hands-on SQL knowledge and experience working with data-intensive systems and platforms
• Experience with API integrations, data migration, transformation, or large-scale implementation projects
• Strong knowledge of Agile/Scrum practices, backlog management, prioritisation frameworks, and roadmap planning
• Excellent communication skills and strong English proficiency, enabling effective collaboration with globally distributed teams and stakeholders

Responsibilities

• Gathering and translating business requirements into scalable technology solutions
• Leading stakeholder workshops and driving alignment on requirements, objectives, and priorities
• Defining business processes, workflows, dependencies, and integration requirements
• Supporting customer onboarding through API-based integrations and data migration initiatives
• Driving prioritisation, roadmap planning, backlog refinement, and delivery-related decisions
• Collaborating with product, engineering, and architecture teams while enhancing search capabilities and platform functionality

Skills

Business Analysis

Stakeholder Management

Requirements Gathering

SQL Knowledge

API Integrations

Data Migration

Agile/Scrum

Roadmap Planning

Backlog Management

Effective Communication

Tools

Elasticsearch

Solr

Azure AI Search

OpenSearch

Job description

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

You will gather requirements, lead workshops, define processes, support API integrations and data migrations, and help shape roadmaps and backlogs in an Agile environment, enabling scalable platform improvements.