Principal Mobile Engineer (POS Terminal)

Moniepoint Inc.; Portugal; Presencial; EUR 110.000 - 170.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Culture & wellbeing

Learning & development

Competitive compensation

Descripción de la vacante

Moniepoint Inc. is seeking a Principal Mobile Engineer for POS Terminal design and architecture, with a strong focus on Android Native development and EMV security.

You will lead architecture decisions, collaborate with product and engineering teams, and mentor engineers to deliver secure and scalable POS solutions. The role emphasizes integration with payment systems, hardware peripherals, and ongoing documentation.

Formación

• 8+ years of experience in system design, architecture and development in the POS terminal domain.
• Deep expertise in Android Native development (Java/Kotlin) for POS terminals.
• Strong knowledge of EMV security protocols, encryption and key management.
• Experience with hardware integration for POS devices and peripherals.
• Expertise in payment systems architecture and integration with processors/gateways.
• Proven ability to drive best practices and mentor teams.

Responsabilidades

• Lead design and architecture of POS terminal solutions with emphasis on security, scalability and performance.
• Create architectural docs and diagrams for POS systems and ensure up-to-date references.
• Make architecture decisions for POS software, ensuring hardware compatibility and EMV compliance.
• Lead development of POS-related applications and optimize system performance and security.
• Review code and enforce engineering best practices across POS and related teams.
• Provide technical mentorship to engineering teams and contribute to technical strategy.

Conocimientos

Android Native development

EMV security protocols

Hardware integration

Payments systems architecture

Software quality assurance

Leadership & mentoring

Communication skills

Code reviews

Descripción del empleo

Principal Mobile Engineer (POS Terminal)

Remote, Portugal

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

• Lead the design and architecture of POS terminal solutions, ensuring security, scalability, performance, and integration with various hardware and payment systems.
• Develop and maintain architectural documents and diagrams for POS terminal systems, ensuring all platforms are well documented and up to date.
• Make architectural decisions on POS terminal software, integrating various payment technologies, EMV standards, and ensuring hardware compatibility.
• Lead the development of POS-related applications
• Optimize system performance and security, particularly around payment processing and EMV protocols.
• Participate in planning sessions with product and engineering teams to ensure solutions meet market needs and business goals.
• Conduct code reviews and ensure best practices for mobile and embedded systems development, especially for Android Native development.
• Define and enforce software engineering best practices across the POS and related teams to improve efficiency and developer productivity.
• Ensure the stability and reliability of POS terminal products and applications, monitoring system performance and troubleshooting as necessary.
• Provide technical mentorship to engineering teams, helping them grow their skills and contribute to the broader technical vision.
• Participate in the hiring process, screening engineers with expertise in POS systems, mobile, and embedded development.

To succeed in this role, we think you should have:

• At least 8years of experience in system design, architecture, and development, specifically in the POS terminal domain.
• Strong expertise in Android Native development (Java/Kotlin), with a deep understanding of Android-based POS terminal solutions.
• Strong knowledge of EMV (Europay, Mastercard, and Visa) security protocols, including chip-based transactions, encryption, and key management.
• Experience with hardware integration for POS devices, such as card readers, pin pads, printers, and other peripherals.
• Deep understanding of payment systems architecture, including integration with payment processors and gateways.
• Knowledge of software quality assurance principles and their application in financial systems.
• Excellent problem-solving skills with an ability to manage complex system interactions and adapt to changing requirements.
• Strong communication skills, capable of presenting complex technical concepts clearly to both technical and non-technical stakeholders.
• Leadership abilities with a focus on mentoring engineers and driving process improvements within the team.

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,annual bonus, plus other benefits.

What to expect in the hiring process

• A preliminary phone call with one of our recruiters
• A Technical interview session with our Engineering Team
• A Technical and Behavioural Interview with our Head of Mobile Engineering
• A Behavioral 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.

Help Us Support Diversity at Moniepoint

At Moniepoint, we are committed to fostering a diverse and inclusive work environment. We do not discriminate based on gender identity, orientation, or other personal characteristics. To help us track and improve our recruitment efforts and ensure we are meeting our gender inclusion goals, we kindly ask you to answer the following demographic questions. Your responses are voluntary and will not impact your application in any way. Thank you for helping us build a more inclusive team