Payment Solution Engineer
You'll act as both project lead and solution engineer, running each integration with a regulator or provider while doing the technical implementation yourself. You will own projects connecting Unlimit to banking infrastructure, design and build local clearing and payment-system connections, manage onboarding through certification and production activation, and document integrations for engineering and operations.
Responsibilities
- Own central bank and clearing integration projects end to end, from kickoff to go-live.
- Act as the primary technical and project contact for regulators and their assigned counterparts.
- Manage credentials, environment setup, certification test cases, and production activation.
- Set and defend realistic launch timelines and keep projects on track.
- Design and implement connections to local clearing and payment systems.
- Deliver integrations with third-party BaaS providers to bring additional payment rails online.
- Document integrations and hand over maintainable solutions to engineering and operations.
Requirements
- 5+ years in payments, banking, or integration engineering with ownership of complex integration projects.
- Direct experience integrating with central banks or national clearing and settlement systems.
- Familiarity with payment schemes and networks such as SWIFT and SEPA.
- Strong understanding of payment rails, clearing, and settlement flows.
- Experience with ISO 20022, MT/MX, SOAP/REST web services, and certificate-based authentication.
- Ability to run regulated projects independently and manage regulator communication.
- Awareness and practical use of AI-driven engineering tools, LLMs, AI-assisted development environments, or automation frameworks.
- Clear, structured communication skills for working with regulators and technical counterparties.
Benefits
- Ownership of high-impact projects that unlock new markets.
- Exposure to acquiring, BaaS, wallets, crypto, and other fintech products.
- Global company with a strong engineering culture, agile mindset, and flat hierarchy.
- Collaboration with international teams across EU, LATAM, and APAC.