Lead A2A Risk Platform Architect

Mastercard; Greater London; Hybrid; GBP 120,000 - 180,000; Full time

Job summary

Mastercard in London is seeking a Principal Product Architect for our Account-to-Account (A2A) Risk Solutions team. You will design and scale architecture, shape technology strategy, and partner with product, engineering and customers to expand into new markets.

You will lead the technical design for fraud and financial crime solutions, drive standards, and ensure alignment with Mastercard policies while delivering a robust, scalable platform evolution.

Qualifications

• Define and maintain solution architectures aligned to business objectives and product requirements.
• Translate requirements into scalable, secure designs for global deployments.
• Lead architecture for A2A fraud and financial crime solutions across regions.
• Define and govern API standards, integration approaches and service interactions.
• Shape technology roadmap including cloud strategy and platform evolution.
• Communicate architecture and trade-offs to customers and stakeholders.

Responsibilities

• Define and maintain solution architectures that align with business objectives, product requirements and architectural principles.
• Translate business, customer and market requirements into scalable, secure and resilient technical designs.
• Lead architecture for A2A fraud and financial crime solutions, ensuring adaptability across global and regional implementations.
• Define and govern API standards, integration approaches and service interactions.
• Design reusable architecture patterns and deployment models that accelerate market onboarding and customer integration.
• Collaborate with engineering, product, data science and delivery teams to support planning, estimation and execution.
• Partner with third-party technology providers to develop integration strategies and manage architectural dependencies.
• Drive technology evaluations, software selection and architectural decision-making.
• Identify opportunities to improve performance, scalability, resilience and operational efficiency.
• Shape the technology roadmap, including cloud strategy, data architecture, APIs, operational resilience and platform evolution.
• Act as a technical advisor to customers, financial institutions and internal stakeholders, communicating architecture, deployment options and implementation trade-offs.
• Evaluate emerging technologies and industry trends that can strengthen fraud detection, decisioning capabilities and platform scalability.
• Ensure solutions comply with Mastercard standards and relevant regulatory requirements.

Skills

API design

Cloud-native

Tech leadership

DevOps practices

Data processing

Machine learning

Architectural governance

Stakeholder engagement

Strong communication

TOGAF knowledge

Tools

OpenAPI

AWS

CI/CD

Kubernetes

NoSQL

Job description

Mastercard in London is seeking a Principal Product Architect for our Account-to-Account (A2A) Risk Solutions team. You will design and scale architecture, shape technology strategy, and partner with product, engineering and customers to expand into new markets.

You will lead the technical design for fraud and financial crime solutions, drive standards, and ensure alignment with Mastercard policies while delivering a robust, scalable platform evolution.