Senior Software Engineer - Agentic Platform

Description Who We Are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely.

With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered.

THE ROLE As a Senior Software Engineer, you’ll design, develop, and deploy robust software systems across our platform. You’ll have ownership of end-to-end projects, the autonomy to lead from idea to implementation, and the opportunity to work across product lines - from scalable APIs and secure infrastructure to machine learning.

The role also brings unique engineering challenges shaped by regulatory and compliance requirements - pushing your creativity and technical capabilities.

Who You Are

• A product-minded engineer who loves solving problems at scale
• Comfortable owning full systems - from architecture to deployment
• Passionate about writing clean, maintainable code with an eye on the end user
• A collaborative team player who mentors generously and learns continuously
• Curious, thoughtful, and excited by a fast-moving environment

What You’ll Actually Be Doing

• Design, build, test, and deploy backend systems for high-scale financial applications
• Lead architecture reviews and drive decisions across technologies and platforms
• Write well-tested code and review peers’ work for quality and clarity
• Collaborate with Product, DevOps, and Security teams to deliver seamless experiences
• Own and improve development lifecycles including CI/CD, observability, and cloud automation
• Debug production issues and lead efforts to ensure system reliability and uptime
• Contribute to internal documentation and onboarding processes
• Participate in a Tier 2/3 on-call rotation to support business-critical systems
• Build and evolve the platform that lets teams create, evaluate, deploy, and operate agent-based systems, and bring coding agents into daily engineering work.

Requirements What You Bring to the Table

• 7+ years of experience in software development
• Deep experience in at least one OOP language (e.g., Python, C#)
• Experience with cloud-native environments and containerization (Docker, Kubernetes).
• Familiarity with scalable architecture, distributed systems, and performance optimization
• Strong understanding of testing strategies, code quality, and security best practices
• Fluent in English and Hebrew - written and verbal
• Experience with fintech, global teams, or scaling SaaS - Bonus
• Bachelor’s degree in computer science or equivalent experience
• Hands-on experience with LLM or agent systems (tool use, orchestration, evaluating non-deterministic behavior).
• Plus: Hands-on AWS experience with identity and access management.

WHY YOU’LL LOVE WORKING HERE

• Flexible hybrid model: 3 days a week in the office – A must
• ₪1,000 net monthly wellness benefit – from therapy to Pilates to your kid’s art class
• Full Keren Hishtalmut, private health & dental insurance
• Donation matching, volunteering days, team outings, and mentorship programs
• A mission-driven culture that values ownership, trust, and meaningful impact

NEXT STEP Hit apply!

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