Senior POS Mobile Engineer

Moniepoint Group; Bengaluru; On-site; INR 2,500,000 - 4,000,000; Full time

Benefits offered by this job

Culture of learning

Competitive compensation

Health insurance

Job summary

Moniepoint is seeking a Senior POS Mobile Engineer to build, optimize, and maintain Android-based POS applications used in high-transaction environments. You will collaborate with Mobile Architects, Backend, Product, and Hardware teams to deliver secure, scalable POS features with offline capabilities.

You will own complex features end-to-end, participate in system design discussions, and mentor junior engineers while ensuring engineering excellence across the codebase.

Qualifications

• 5+ years of experience in Android app development.
• Experience building or maintaining POS terminal applications.
• Strong knowledge of EMV standards and card-present transaction flows.
• Experience integrating payment SDKs and hardware peripherals.
• Familiarity with REST APIs, WebSockets, and background sync.

Responsibilities

• Design, implement, and maintain Android-based POS terminal applications (Java/Kotlin).
• Own end-to-end development of key transaction flows (sales, refunds, reversals, settlement).
• Collaborate with backend teams to integrate APIs and ensure reliable transaction synchronization.
• Implement offline-first capabilities and manage edge-case handling in low-connectivity environments.
• Mentor mid-level engineers and support onboarding of new team members.

Skills

Android development

Kotlin/Java

POS integration

Security/EMV basics

Android architecture

Education

Bachelor's degree in Computer Science or related field

Tools

Android Studio

REST APIs

Job description

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Senior POS Mobile Engineer

Who we are

Moniepoint Inc. is Africa’s all-in-one financial platform, helping 20 million businesses and individuals access seamless payments, banking, credit, cross-border, and business management tools each month.

As Nigeria’s largest merchant acquirer, we power most of the country’s point-of-sale (POS) transactions. Through our subsidiaries, Moniepoint Inc. processes over $250 billion in digital payment transaction value annually.

About the role

As a Senior Mobile Engineer (POS Terminal), you will be responsible for building, optimizing, and maintaining high-performance Android-based POS applications used across large-scale transaction environments.

You will work closely with Mobile Architects, Backend Engineers, Product Managers, and Hardware teams to deliver reliable, secure, and scalable POS features. This role requires strong hands-on Android expertise, deep understanding of payment flows, and experience integrating with POS hardware and EMV standards.

You will own complex features end-to-end while contributing to system design discussions and ensuring engineering excellence across the codebase.

What you’ll get to do

Feature Development & Ownership

• Design, implement, and maintain Android-based POS terminal applications (Java/Kotlin).
• Own end-to-end development of key transaction flows (sales, refunds, reversals, settlement).
• Collaborate with backend teams to integrate APIs and ensure reliable transaction synchronization.
• Implement offline-first capabilities and manage edge-case handling in low-connectivity environments.

Payments & Security

• Integrate EMV chip, contactless (NFC), and card-present transaction flows.
• Work with encryption standards, key management processes, and secure payment SDKs.
• Ensure compliance with payment security best practices.
• Troubleshoot and resolve transaction-related issues in production

Hardware Integration

• Integrate and maintain support for POS peripherals (card readers, pin pads, printers, scanners).
• Work with OEM SDKs for Android-based POS terminals.
• Handle Bluetooth, USB, and embedded hardware communication layers.

Code Quality & Engineering Standards

• Write clean, maintainable, testable code following established architecture patterns.
• Participate in code reviews and provide constructive feedback.
• Contribute to improving CI/CD pipelines and release processes.
• Support debugging, monitoring, and performance optimization efforts.
• Work cross-functionally with Product, QA, and Backend teams to deliver high-quality features.
• Mentor mid-level engineers and support onboarding of new team members.
• Participate in sprint planning, estimation, and technical discussions.

To succeed in this role, you should have

• Minimum of 5+ years of experience in Android app development
• A degree in Computer Science, Engineering or a related subject
• Strong expertise in Android Native development (Kotlin/Java).
• Experience building or maintaining POS terminal applications.
• Solid understanding of EMV standards and card-present transaction flows
• Experience integrating payment SDKs and hardware peripherals.
• Familiarity with REST APIs, WebSockets, and background sync mechanisms.
• Experience with local storage solutions (Room, SQLite).
• Strong debugging and performance optimization skills.
• Understanding of secure coding practices in financial systems.
• Ability to work effectively in a fast-paced, high-ownership environment.
• Experience working in fintech or high-transaction environments.
• Exposure to cross-platform frameworks (e.g., Flutter).
• Experience working with Android-based embedded POS terminals.

What we can offer you

• Culture - We put our people first and prioritize the well-being of every team member. We’ve built a company where all opinions carry weight and where all voices are heard. We value and respect each other and always look out for one another. Above all, we are human.
• Learning - We have a learning and development-focused environment with an emphasis on knowledge sharing, training, and regular internal technical talks.
• Compensation
  - You’ll receive an attractive salary, pension, health insurance, paid leave plus other benefits.

What to expect in the hiring process

• A preliminary phone call with the recruiter
• A take-home test exercise
• A technical interview with a Lead in our Engineering Team
• A behavioural and technical interview with a member of the Executive team.

Moniepoint is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees and candidates.