Lead Full-Stack FinTech Engineer; Banking APIs

FRESME is expanding its core Fin Tech infrastructure division. We are hiring a high-caliber Lead Full-Stack Engineer to architect next-generation digital wallet orchestration, payment switching, and SAMA open banking microservices. This role offers flexible options: direct on-site placement in Riyadh (with full visa sponsorship) or placement at our premier Pakistan engineering center with regular travel to the GCC.

• Architect, develop, and scale high-throughput, low-latency microservices for payment processing and banking integration
• Integrate with regional payment networks (Mada, Visa, Mastercard, STC Pay, 1
  
  Link, Raast)
• Design idempotent REST/GraphQL APIs compliant with SAMA Open Banking security specifications
• Lead code reviews, enforce ISO 27001 / PCI-DSS compliance, and establish automated CI/CD deployment pipelines
• Mentor senior and junior backend and frontend engineers across distributed teams

• 6+ years of production experience in backend/full-stack development (Node.js/Type Script, Go, Python, or Java) with modern React frontends
• Demonstrated experience building payment gateways, digital wallets, or core banking integrations
• Deep knowledge of PostgreSQL, Redis, message queues (Kafka, RabbitMQ), and Docker/Kubernetes
• Solid grasp of cryptographic protocols, mTLS, JWT, HSM integration, and tokenization
• Strong problem-solving skills and computer science fundamentals

• Experience with SAMA Sandbox, CBB, or SBP regulatory approvals
• AWS / GCP Certified Solutions Architect
• Hands-on experience with mobile SDKs (React Native / Flutter)