Senior Business Analyst (f/m/x)

Expected, SQL, API Integration

Optional, MoSCoW, LLM, Elasticsearch, Apache Solr

About the project, Join an international team working on the development of a strategic platform used by customers worldwide to search, manage, and distribute content and information., , The team is responsible for customer onboarding, enhancing search capabilities, integrating large volumes of data, and delivering solutions that support global content distribution., , We are looking for an experienced Business & Systems Analyst who can bridge the gap between business and technology, drive solution delivery, and collaborate effectively with stakeholders across multiple regions.

Your 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

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

Optional, Experience with search technologies such as Elasticsearch, Solr, Azure AI Search, OpenSearch, or other enterprise search solutions, Previous work with AI-powered solutions, LLM integrations, RAG architectures, AI agents, or related emerging technologies

What we offer, Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas, Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market, We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022, Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more, Comfortable workplace – class A offices or remote work, Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application, PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers, Investment in your growth – meetups, webinars, training platform and technology blog – you choose, Fantastic atmosphere created by all Sii Power People

Recruitment stages, Send your CV, Talk to us about your expectations, Learn more about our projects and choose the best, Start your adventure with Sii!

Sii Sp. z o.o., Sii is the leading technology consulting, digital transformation, engineering, and business services vendor in Poland. We already employ more than 7 300 professionals and implement projects in a variety of industries for clients from many countries around the world. The Great Place to Work title, won 10 times in a row, proves that at Sii, we create a friendly work environment., , Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

This is how we work,