IT Analyst

Billennium; Warszawa; Hybrid; PLN 70,000 - 100,000; Full time

Benefits offered by this job

Udemy for Business

Worksmile platform

Flexible working hours

Remote/Hybrid options

Global collaboration

Job summary

Billennium is seeking a skilled professional to support the development and optimization of business processes using Camunda BPMN within the Digital Product Center. You will model workflows, analyze integrations with core banking systems, and ensure quality through thorough testing across REST/SOAP interfaces.

You will work with international teams in a hybrid environment, focusing on BPMN 2.0, DMN, and SQL validation, while enjoying a range of learning and flexible working options.

Qualifications

• Minimum 3 years of experience in systems analysis or software testing in banking/fintech/e-commerce sectors.
• Hands-on Camunda BPM ecosystem experience with BPMN 2.0 and DMN standards.
• Solid understanding of JSON and XML data formats; experience with API testing.
• Working knowledge of SQL for test data validation and database verification.
• Knowledge of digital sales, onboarding processes, KYC, credit scoring and contract workflows.

Responsibilities

• Design and model business workflows using BPMN 2.0 and DMN in Camunda Modeler.
• Define REST/SOAP API specifications and data mapping between Camunda, front-end apps, and core banking systems.
• Develop test scenarios and validate process logic and system integrations with end-to-end testing.
• Prepare UML sequence diagrams and User Stories to support development teams.
• Analyze application logs and monitor workflow execution to identify and resolve anomalies.

Skills

Camunda BPMN

DMN

API testing

SQL

JSON/XML

Systems analysis

Postman

Tools

Postman

Job description

Our client is a leading international banking institution undergoing a major digital transformation. The organization develops modern digital platforms and banking solutions that support millions of customers across retail and corporate banking channels. The role offers an opportunity to work on large-scale, business-critical systems in a dynamic and technology-driven environment.

We are looking for a professional to support the development and optimization of business processes based on the Camunda BPMN workflow engine within the Digital Product Center. The platform is responsible for the end-to-end processing of banking products across digital channels, enabling automation, orchestration, and monitoring of business workflows.

What You Will Do

• Process Modeling: Design and model business workflows using BPMN 2.0 and DMN decision tables in Camunda Modeler.
• Integration Analysis: Define REST/SOAP API specifications and perform data mapping between Camunda, front-end applications, and the bank's core systems.
• Quality Assurance (QA): Develop test scenarios and validate process logic and system integrations, including end-to-end (E2E) testing, error handling, and retry mechanisms.
• Technical Documentation: Prepare UML sequence diagrams and User Stories to support software development teams.
• Issue Investigation & Monitoring: Analyze application logs and monitor workflow execution in Camunda Cockpit to identify, troubleshoot, and resolve process anomalies.

Requirements

• Experience: Minimum 3 years of experience in systems analysis or software testing, preferably within the banking, fintech, or e-commerce sectors.
• Camunda Expertise: Hands-on experience with the Camunda BPM ecosystem, including practical knowledge of BPMN 2.0 and DMN standards.
• Technical Skills: Solid understanding of JSON and XML data formats, as well as experience with API testing tools (e.g., Postman).
• Database Knowledge: Working knowledge of SQL for test data validation and database verification.
• Domain Knowledge: Understanding of digital sales and onboarding processes, including customer onboarding, KYC (Know Your Customer), credit scoring, and contract origination/execution workflows.

• Professional development – continuous learning opportunities and internal mobility.
• Comprehensive benefits – enjoy Udemy for Business and Worksmile platform.
• Flexibility – adaptable working hours and remote/hybrid work options.
• Global collaboration – work with diverse international teams across continents.
• Innovative environment – be part of a forward-thinking, growth-oriented workplace.
• Team-building traditions – including our annual company event.