Staff Engineer I Payments Domain Expert | Ai and Java

DVT is partnering with a leading global client in the banking and fintech space to find a Staff Engineer – Payments Domain Expert.

This is a high-impact, senior technical leadership role where you’ll operate as the trusted authority within a complex and evolving payments domain. You will shape architecture, solve critical system challenges, and influence engineering direction across multiple teams building next-generation payment platforms.

What You’ll Do:

• As a Staff Engineer in the Payments domain, you will:

  • Act as the technical authority across a broad payments ecosystem

  • Lead architecture design for scalable, secure, multi-service platforms

  • Step into complex technical challenges and drive solutions across teams

  • Provide technical leadership on large, strategic initiatives

  • Develop core platform components and system foundations

  • Drive engineering excellence and delivery outcomes

  • Mentor senior engineers and grow technical capability across teams

  • Serve as a key decision-maker in design reviews and technical strategy

Payments Domain Expertise

You bring deep, hands-on experience in:

• Payment rails and processing across global markets (EU, US, APAC)

• Transaction lifecycle (authorisation, clearing, settlement)

• Payment systems such as:

  • Switching platforms (e.g., BASE24, Postilion or similar)

  • Real-time payment systems

• Standards & protocols:

  • ISO20022, ISO8583, EMV, PCI-DSS

• Merchant acquiring, payment orchestration, and integrations

• Regulatory and compliance requirements within banking/payments

Technical Expertise

You are a strong, modern engineer with:

• Deep expertise in:

  • Distributed systems, microservices, event-driven architecture

• Strong engineering principles:

  • Clean Code, SOLID, design patterns

• Experience with:

  • Domain-Driven Design (DDD)

  • CI/CD, DevOps, Infrastructure as Code

• Proficiency in Java backend technologies

• Experience working in high-availability, mission-critical systems

AI-Native Engineering

You have exposure to or interest in:

• AI-assisted development and automation tools

• Engineering governance for AI-driven systems

• Validating and reviewing AI-generated outputs

• Using AI to accelerate delivery while maintaining engineering quality

What We’re Looking For

• 10+ years of experience in software engineering and architecture

• Proven track record in payments or fintech systems

• Experience operating at Staff / Principal Engineer level

• Strong ability to influence without authority across teams

• Excellent communication and stakeholder engagement skills

• A passion for technical quality, mentorship, and engineering culture