System Analyst Belgrade Engineering – Unlimit accounts / Full-Time / On-site apply for this job About Unlimit
Unlimit is a global fintech ecosystem built to eliminate financial borders holding businesses back. The company provides the extensive infrastructure needed to scale globally, integrating payment processing, multi-currency business accounts, BaaS and crypto gateways into a single, intelligent platform. Across 17 offices globally, Unlimit bridges hyper-local expertise with a high-capacity financial network, giving companies the agility to expand across regions with operational confidence and speed. Driving the evolution of payments, Unlimit is transforming its infrastructure from human-operated fintech into AI-native financial infrastructure — where APIs are consumed by machines, integrations are negotiated by agents, and systems evolve continuously through intelligent automation. Our next users are not only humans. They are AI agents acting on behalf of humans and businesses. Unlimit serves more than the needs of businesses today; we are building the nervous system for a borderless global economy. Key Responsibilities
Analyze existing systems and services to evaluate technical feasibility of their migration and unification
Collect and document system requirements, workflows, and integration points
Map dependencies and outline potential risks during service transitions
Collaborate with developers, architects, QA engineers, and DevOps teams to define the target architecture
Create migration scenarios, data mappings, and process documentation
Coordinate with multiple internal stakeholders to ensure alignment and progress tracking
Maintain clear and comprehensive documentation throughout all stages of the migration
Participate in defining test scenarios and acceptance criteria for system validation
3+ years of experience as a System Analyst or Technical Business Analyst in fintech, banking, or complex software environments
Experience working on infrastructure/system transformation or migration initiatives
Solid understanding of service-oriented architecture, APIs, and system integration patterns
Proficiency in business and technical documentation: requirements specs, BPMN/UML diagrams, and data flows
Strong communication and collaboration skills to work across departments and teams
Familiarity with Agile methodologies and collaboration tools (e.g., Jira, Confluence)
Ability to independently structure tasks, drive delivery, and manage ambiguity
Basic knowledge of SQL and API tools (e.g., Postman, Swagger) is a plus
Join Unlimit Team now! Unlimit is an equal opportunity employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We welcome applications from all members of society irrespective of age, sex, disability, sexual orientation, race, religion or belief. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. apply for this job
Qualifications: System Analyst, Full-time, On-site, 3+ years experience, Technical Business Analyst, Fintech, Banking, Software environments, Service-oriented architecture, APIs, System integration, BPMN, UML diagrams, Data flows, Communication skills, Collaboration skills, Agile methodologies, Jira, Confluence, SQL, Postman, Swagger
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