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Senior POS Mobile Engineer
Moniepoint
Posted 4 months agoLagos, Nigeria
Location
Lagos, Nigeria
Job Type
Full-time
Experience
Senior
Category
Information Technology
Job Description
Who we are
Moniepoint is an all-in-one financial services platform for emerging markets and the second-fastest growing company in
Africa.Since 2019,
Moniepoint’s technology has powered over 3 million people, offering personal and business banking, payment, credit and business management tools to help them succeed.
Moniepoint processed $182 billion in 2023, and currently processes the majority of the POS transactions in
Nigeria.
Curious about what makes
Moniepoint an incredible place to work? Check out posts on how we cultivate a culture of innovation, teamwork, and growth.
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).
Feature
Development & Ownership
Design, implement, and maintain
Android-based POS terminal applications (Java/Kotlin).
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Requirements
- Minimum 5+ years of experience in Android app development
- Degree in Computer Science, Engineering, or a related field
- 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
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
- Integrate EMV chip, contactless (NFC), and card-present transaction flows
- Work with encryption standards, key management processes, and secure payment SDKs
- Integrate and maintain support for POS peripherals (card readers, pin pads, printers, scanners)
- Write clean, maintainable, testable code and participate in code reviews
- Mentor mid-level engineers and support onboarding of new team members
- 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.
- 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
Benefits
- Competitive salary, pension, health insurance, and paid leave
- Learning and development-focused environment with regular internal technical talks
- Inclusive culture where all voices are heard
How to Apply
Apply via Moniepoint's careers portal.
