Payment Methods Specialist

About Unlimit

Unlimit is the global fintech powerhouse behind the world's largest proprietary payments infrastructure.

Founded in 2009, Unlimit operates across 17 global offices with 700+ experts, seamlessly integrating 1,000+ payment methods into a single platform. From London to São Paulo, we empower businesses to scale across borders with a unified suite of financial tools — including payment processing, alternative payment methods, multicurrency business accounts, card issuing, banking-as-a-service, and crypto on- and off-ramps.

Our mission is to break down financial barriers and enable seamless money movement across borders. We give forward-thinking businesses the tools to accept, send, and manage payments effortlessly, wherever they operate.

As a Payment Methods Specialist / Senior Payment Methods Specialist, you will be central to the development, launch, and optimization of Alternative Payment Methods (APMs) across diverse global markets. This role demands a blend of deep payment expertise and strong technical understanding to ensure every integration is robust, stable, and delivers maximum value for our merchants and their customers.

You will operate at the intersection of product, technology, and operations, partnering closely with Engineering to define how payment methods are designed, how they perform, and how they scale within the Unlimit ecosystem

• End-to-End Payment Method Lifecycle Management:
• Lead the full lifecycle of APMs: from initial research and planning through integration, launch, continuous monitoring, and optimization.
• Ensure the reliability and efficiency of each payment method, aligning them with critical business and market requirements.
• Cultivate strong relationships with external payment partners and internal cross-functional technical teams.
• Product Delivery & Technical Collaboration:
• Contribute to the creation of detailed requirements, functional flows, and acceptance criteria for new APM integrations.
• Collaborate directly with Engineering to ensure integrations adhere to best practices and meet operational demands.
• Utilize your understanding of APIs, callbacks, and payment flow architecture to guide solution discussions and accelerate delivery.
• Coordinate dependencies across teams (Engineering, QA, Operations, Compliance) to achieve smooth and timely releases.
• Performance, Monitoring & Optimization:
• Analyze key performance indicators such as success rate, conversion, latency, declines, and transaction errors.
• Work with Engineering and Support to investigate issues and identify root causes.
• Proactively use monitoring tools (dashboards, logs, alerts) and data insights to detect problems and drive platform improvements.
• Identify opportunities to refine user journeys and reduce payment friction.
• Market and APM Expertise:
• Maintain up-to-date knowledge of global APM trends, provider capabilities, and regulatory shifts.
• Evaluate new payment opportunities, providing recommendations based on market fit, merchant demand, and technical complexity.
• Understand country-specific consumer payment behaviors and leverage these insights in product decisions.
• Cross-Functional Enablement:
• Develop clear internal documentation, flow diagrams, and guides for Engineering, Operations, Support, and Commercial teams.
• Partner with Sales and Marketing to articulate the value proposition of payment methods to merchants.
• Drive go-to-market efforts for new launches, ensuring complete organizational alignment.
• Compliance and Quality Assurance:
• Collaborate with Compliance, Legal, and Risk teams to ensure every payment method adheres to all applicable rules, regulations, and licensing requirements.
• Ensure solutions are operationally sound, scalable, and aligned with core platform standards.

• Experience: 5+ years in payments, fintech, product delivery, or a related field (6+ years for Senior Specialist).
• Payment Fundamentals: Solid understanding of online payment mechanisms, including basic payment flows, settlement, notification systems, and API integrations.
• Engineering Partnership: Proven experience working closely with engineering teams and actively contributing to technical solution design.
• Analytical Skillset: A strong analytical mindset with proficiency in interpreting data, identifying trends, and using insights to make data-driven decisions.
• Collaboration: Highly organized, collaborative, and capable of managing multiple stakeholders and driving results across various teams.
• Communication: Excellent ability to communicate complex ideas, translating seamlessly between business needs and technical specifications.
• Adaptability: Comfortable thriving in a fast-paced, rapidly evolving technological environment.

• Competitive compensation package based on experience.
• Comprehensive paid vacation, sick leave, and holidays.
• Standard Monday–Friday work week.
• Modern, fully-equipped office environment.
• A multicultural team and excellent opportunities for professional growth and learning.

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.