Senior Business Analyst

Ready to take your expertise to the next level in the rapidly evolving AdTech industry? Join Sigma Software’s Stellar Competence Center — a dedicated business unit focused on delivering cutting-edge advertising technology solutions to global leaders and innovative startups. As a Senior Business Analyst , you will work on complex, high-profile projects, collaborating with top-tier professionals and leveraging AI-driven automation to shape the future of digital advertising. This full-time remote role offers a dynamic environment with opportunities for career growth, innovation, and global impact. You will be part of a 300+ expert team committed to excellence. Why Join Us: Work with some of the largest AdTech companies worldwide, contribute to AI-enabled solutions, and grow your expertise in a Competence Center that values innovation and domain mastery. CUSTOMER Our customers are leading company in the Advertising Technology industry, specializing in solutions that enable, optimize, and automate digital advertising campaigns across multiple platforms. Their mission is to empower advertisers with data-driven personalization, AI-powered automation, and cross-platform campaign management. The AdTech market is experiencing rapid growth, and our customer is at the forefront of this transformation. PROJECT The Stellar Competence Center at Sigma Software has been delivering AdTech solutions to global enterprises and startups since 2008. We envision, build, and support technology platforms for advertising campaigns, data analytics, and automation. This role will immerse you in projects where AI/LLM concepts and prompt-based solutions play a key role in optimizing workflows and campaign performance. Lead business analysis for complex, multi-system solutions and AI-enabled automation projects Collaborate with stakeholders to understand advertising workflows and translate goals into structured requirements, user stories, and success metrics Facilitate workshops, interviews, and requirements elicitation using appropriate analysis techniques Create and maintain BA artifacts (requirements, WBS, process flows, decision logs, wireframes) Validate user stories, acceptance criteria, assumptions, and business rules Partner with engineering and data science teams to ensure solution alignment Identify and communicate risks related to design, scope, dependencies, and timelines Support scope definition, change management, and process optimization (“as-is” / “to-be”) Provide data-driven analysis to support executive decision-making Plan and lead User Acceptance Testing (UAT) and participate in pre-sale activities 5+ years as Business Analyst or BI Analyst 1–2 years performing Product Owner-like responsibilities Proven ability to translate complex business needs into functional/data requirements Hands-on experience with BI tools and basic SQL Advanced experience with Jira, MS PowerPoint, MS Word, diagramming tools Practical experience with AI/LLM concepts and prompt-based solutions Strong analytical and critical-thinking mindset Excellent communication, facilitation, presentation skills Ability to prioritize and work independently in dynamic environments Upper-Intermediate or higher English level WILL BE A PLUS Experience in AdTech or digital advertising Experience supporting pre-sales or discovery phases PERSONAL PROFILE Analytical thinker with strong business acumen Comfortable engaging with senior stakeholders and technical teams Self-driven, adaptable, and proactive in problem-solving