Senior Business Analyst

Sigma Software; Województwo małopolskie; On-site; PLN 120,000 - 180,000; Full time

Job summary

Sigma Software is seeking a Senior Business Analyst to drive product discussions, gather requirements, and support strategic decisions with Customers and engineering teams. You will own requirements management across the project lifecycle in an AI-driven development environment and help shape delivery outcomes.

You will collaborate with a global Customer, act as Proxy Product Owner, refine backlogs, prepare user stories and acceptance criteria, and ensure alignment between business needs and

Qualifications

• 5+ years of commercial experience as a Business Analyst in software product development.
• Strong expertise in requirements elicitation, analysis, decomposition, documentation, and validation.
• Proven experience managing product backlogs, user stories, and acceptance criteria.
• Experience working directly with Customers and facilitating requirements discussions.
• Ability to independently own product and business decisions within the assigned responsibility area.
• Product-oriented mindset with the ability to balance business value, user needs, priorities, and technical constraints.
• Sufficient technical background to communicate effectively with engineering teams.
• Understanding of APIs, integrations, data flows, and modern web application architecture.
• Understanding of AI-driven development principles and AI-assisted delivery workflows.
• Strong analytical, communication, facilitation, and stakeholder-management skills.
• Proactive attitude with strong ownership and decision-making capabilities.
• Advanced or Upper-Intermediate spoken and written English.

Responsibilities

• Work closely with the Customer to understand business needs, priorities, and expected outcomes.
• Act as a Proxy Product Owner and support day-to-day product decisions.
• Own and drive the requirements management process throughout the project lifecycle.
• Collaborate with stakeholders on continuous backlog refinement activities.
• Facilitate backlog refinement and clarification sessions with engineering teams.
• Align business requirements with technical implementation approaches together with architects, developers, and QA engineers.
• Support sprint prioritization and provide timely business decisions.
• Participate actively in Agile ceremonies and contribute to process improvements.
• Identify gaps, dependencies, risks, and ambiguities in requirements and drive their resolution.
• Prepare and maintain user stories, acceptance criteria, business rules, and related BA documentation.
• Support product demos, acceptance activities, and Customer feedback incorporation.
• Apply AI-assisted approaches to requirements analysis, research, and documentation activities.

Skills

Requirements elicitation

Backlog management

Stakeholder management

Agile ceremonies

English communication

Tools

Jira

Confluence

Job description

Join Sigma Software as a Senior Business Analyst and become a key contributor to a large-scale smart solutions platform that combines enterprise integrations, product customization, and modern digital experiences.

We are looking for a Senior specialist who is comfortable driving product discussions, managing requirements, and supporting strategic decisions together with Customers and engineering teams.

We at Sigma Software value ownership, collaboration, and continuous improvement. You will join an experienced international team working in an AI-driven development environment with the opportunity to influence product decisions, delivery processes, and business outcomes.

CUSTOMER

Our Customer is a global provider of premium electrical installation and smart‑building solutions for residential, commercial, and professional environments. The company develops configurable products and digital services used by end customers, electrical installers, wholesalers, system integrators, and certified partners worldwide.

PROJECT

The project focuses on building a modern web‑based customization platform that allows users to configure and personalize products using fonts, colors, styles, sizes, and graphical elements. The platform supports guided design workflows, reusable configuration templates, bulk customization scenarios, and structured order management processes.

The solution integrates with multiple enterprise systems, including authentication services, ERP platforms, product data management, and content management systems. The project follows an AI‑driven software development approach that combines modern engineering practices with AI‑assisted workflows and collaborative product delivery.

Key Technologies: Svelte, TypeScript, Java, Spring Boot, PostgreSQL, REST APIs, Drupal CMS, ERP, MDM, CI/CD

• Work closely with the Customer to understand business needs, priorities, and expected outcomes
• Act as a Proxy Product Owner and support day‑to‑day product decisions
• Own and drive the requirements management process throughout the project lifecycle
• Collaborate with stakeholders on continuous backlog refinement activities
• Facilitate backlog refinement and clarification sessions with engineering teams
• Align business requirements with technical implementation approaches together with architects, developers, and QA engineers
• Support sprint prioritization and provide timely business decisions
• Participate actively in Agile ceremonies and contribute to process improvements
• Identify gaps, dependencies, risks, and ambiguities in requirements and drive their resolution
• Prepare and maintain user stories, acceptance criteria, business rules, and related BA documentation
• Support product demos, acceptance activities, and Customer feedback incorporation
• Apply AI‑assisted approaches to requirements analysis, research, and documentation activities

• 5+ years of commercial experience as a Business Analyst in software product development
• Strong expertise in requirements elicitation, analysis, decomposition, documentation, and validation
• Proven experience managing product backlogs, user stories, and acceptance criteria
• Experience working directly with Customers and facilitating requirements discussions
• Ability to independently own product and business decisions within the assigned responsibility area
• Product‑oriented mindset with the ability to balance business value, user needs, priorities, and technical constraints
• Sufficient technical background to communicate effectively with engineering teams
• General understanding of APIs, integrations, data flows, and modern web application architecture
• Understanding of AI‑driven development principles and AI‑assisted delivery workflows
• Strong analytical, communication, facilitation, and stakeholder‑management skills
• Proactive attitude with strong ownership and decision‑making capabilities
• Advanced or Upper‑Intermediate spoken and written English

WILL BE A PLUS

• Experience in smart home, smart building, or building automation domains
• Previous experience acting as a Proxy Product Owner or Product Owner
• Hands‑on experience with AI‑assisted or AI‑driven software development practices
• Experience with enterprise platforms involving multiple integrations and third‑party systems
• Familiarity with ERP, CMS, or MDM integrations

PERSONAL PROFILE

• Strong ownership mindset and proactive communication style
• Ability to challenge assumptions and drive productive discussions
• Structured and analytical thinking
• Comfortable operating in dynamic product environments
• Collaborative and solution‑oriented approach
• Ability to align multiple stakeholders around shared product goals