We are looking for a Senior System Analyst to join a long-term corporate banking digital program within a regulated financial environment. The role focuses on analyzing complex business requirements, designing system and integration solutions, and supporting continuous development of a production-grade platform used by corporate clients. Strong experience with enterprise systems, integrations, and microservices-based architectures is essential.
Responsibilities

• 
  Analyze business and functional requirements for
  corporate banking processes
• 
  Design functional and system solutions including
  processes, screen mock-ups, and business rules
• 
  Define and document integration designs using SOA,
  Web Services, and REST
• 
  Contribute to technical design within a
  distributed microservices architecture
• 
  Ensure security, scalability, and performance
  standards for enterprise systems
• 
  Prepare and maintain integration documentation and
  API specifications
• 
  Collaborate daily with developers, testers,
  product owners, and business stakeholders
• 
  Support UAT, integration testing, deployment, and
  continuous improvement
• 
  Participate in business
  workshops as part of regular delivery

Requirements

• 
  Minimum 5 years of experience as a System Analyst
  or Product Owner in IT projects
• 
  Strong background in financial services or
  electronic banking
• 
  Practical expertise in requirements gathering and
  functional analysis
• 
  Solid knowledge of SOA, REST, and integration
  testing tools (SoapUI, Postman)
• 
  Experience designing microservices and documenting
  REST APIs (Swagger, YAML)
• 
  Very strong UML and BPMN skills with hands-on use
  of CASE tools (Enterprise Architect preferred)
• 
  Good SQL skills and experience in system modelling
• 
  Ability to coordinate work across multiple
  dependent teams
• 
  Fluent English for professional collaboration

• 
  Practical use of AI tools to support analysis,
  documentation, modelling, or requirements structuring
• 
  Experience with user story mapping and event storming
• 
  Knowledge of distributed systems and modern
  architectural patterns
• 
  Familiarity with UX/UI concepts
• 
  Relevant
  project management certifications applied in practice

Benefits

• 
  Solid, competitive salary
• 
  Work in a multinational environment on international projects
• 
  Comprehensive healthcare
• 
  Long-term B2B contract with a stable project pipeline
• 
  Hybrid working model (Gdansk / Warsaw)