Systems Analyst

Colibrix One; Kraków; On-site; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Competitive salary

Career growth

Collaborative environment

Job summary

COLIBRIX ONE, a licensed EMI and Mastercard principal member, is hiring a Systems Analyst to own integrations with payment providers, acquirers, processors, and orchestration platforms. You will contribute to card issuing, acquiring, and core banking systems.

You will translate regulatory and card network requirements into developer-ready specs, define data mappings, flows, and edge cases, and collaborate with Product, Engineering, Compliance, and Operations to release robust payment solutions.

Qualifications

• Background as Systems or Business Analyst in fintech, payments, or banking.
• Strong knowledge of payment infrastructure, transaction processing, issuing, acquiring, and core banking.
• Experience with payment provider, acquirer, processor, or orchestrator integrations.
• Knowledge of Visa/Mastercard rules, chargebacks, Open Banking, APMs, and payment compliance.
• Ability to create clear functional and technical specifications, flows, diagrams, and data mappings.
• Fluency in English and Russian.
• Experience with recurring payments, MIT/CIT, stored credentials, retries, and dunning is a strong plus.

Responsibilities

• Analyze and specify integrations with payment providers, acquirers, processors, and orchestrators.
• Translate business, regulatory, and Visa/Mastercard requirements into clear, developer-ready specifications.
• Define payment flows, APIs, data mappings, business rules, error handling, and edge cases.
• Support card issuing, acquiring, core banking, Open Banking, and alternative payment methods.
• Collaborate with Product, Engineering, Compliance, and Operations throughout development and release.
• Maintain system documentation and clarify requirements during implementation.
• Analyze recurring payment lifecycles, including CIT/MIT, stored credentials, retries, and dunning.

Skills

Fintech knowledge

Payment systems

Regulatory compliance

Specification writing

English

Russian

Tools

APIs

Job description

Join COLIBRIX ONE - Innovating the Future of Payments

At COLIBRIX ONE*, we’re building advanced, AI-powered payment technologies that support Payment Service Providers (PSPs), Electronic Money Institutions (EMIs), and neobanks across the EU and the UK. As a fully licensed EMI (FCA reference number 927920) and a Principal Member of Mastercard, we offer real-world financial solutions that include:

• Global card processing
• Digital wallet infrastructure
• Cross-border merchant accounts
• Alternative payment methods (APMs)
• Corporate accounts for legal entities

We’re a fast-growing team with a passion for innovation, security, and scalability. Our culture values curiosity, collaboration, and impact - and we’re looking for talented professionals who are ready to shape the future of fintech.

At COLIBRIX ONE, your work directly powers the digital economy. If you're eager to solve meaningful challenges and build with purpose, we’d love to hear from you.

About the Role

As a Systems Analyst, you will own the analysis and specification of integrations with payment providers, acquirers, processors, and payment orchestration platforms. You will contribute to multiple product areas, including card issuing, acquiring, and core banking systems.

Key Responsibilities

• Analyze and specify integrations with payment providers, acquirers, processors, and orchestrators
• Translate business, regulatory, and Visa/Mastercard requirements into clear, developer-ready specifications
• Define payment flows, APIs, data mappings, business rules, error handling, and edge cases
• Support card issuing, acquiring, core banking, Open Banking, and alternative payment methods
• Collaborate with Product, Engineering, Compliance, and Operations throughout development and release
• Maintain system documentation and clarify requirements during implementation
• Analyze recurring payment lifecycles, including CIT/MIT, stored credentials, retries, and dunning
  

What You Need to Succeed in This Role

• Experience as a Systems or Business Analyst in fintech, payments, or banking
• Strong knowledge of payment infrastructure, transaction processing, issuing, acquiring, and core banking
• Experience with payment provider, acquirer, processor, or orchestrator integrations
• Knowledge of Visa/Mastercard rules, chargebacks, Open Banking, APMs, and payment compliance
• Ability to create clear functional and technical specifications, flows, diagrams, and data mappings
• Fluency in English and Russian
• Experience with recurring payments, MIT/CIT, stored credentials, retries, and dunning is a strong plus
  

What We Offer

• Opportunity to shape the future of fintech solutions within a growing company
• Collaborative, horizontal team structure that values your expertise and ideas
• Continuous learning and development opportunities to enhance your skills and career growth
• Competitive salary and benefits package

*This position is offered within the COLIBRIX ONE. Employment will be under the appropriate legal entity based on the role and location.