Mid-Senior Software Engineer – Payments Platform, Backend and Mobile

Company Description

MineSec enables acquirers, PayFacs, ISVs, and banks to launch secure, PCI MPoC-certified SoftPOS solutions in significantly reduced timeframes without overhauling their existing technology. As a global leader in certified SoftPOS infrastructure, MineSec removes the complexities of compliance, focusing instead on supporting merchant growth. Our solutions prioritize security, leveraging robust data protection for NFC-enabled devices, and offer multi-network compatibility with major payment schemes like Visa, Mastercard, Amex, UnionPay, JCB, and Discover. With successful global deployments, MineSec is trusted by financial institutions worldwide for reliable payment solutions.

What we’re looking for:

Strong experience with Kotlin, Java, and Spring Boot

Solid knowledge of MySQL and PostgreSQL

Experience with AWS technologies, including EC2, ECS, RDS, S3, CloudWatch, IAM, API Gateway, Glue, and APC

Good understanding of Android and iOS development

Experience with APIs, integrations, distributed systems, and production support

Familiarity with the payment industry, fintech, transaction flows, or secure regulated environments

What you’ll do:

• Build and maintain scalable backend services and APIs
• Support payment platform and SoftPOS-related solutions
• Work on integrations with partners, acquirers, and internal systems
• Contribute to technical design and architecture discussions
• Support cloud deployments, monitoring, and operational improvements
• Collaborate with Product, Architecture, QA, DevOps, and Operations teams

We’re looking for someone with strong engineering ownership, hands-on delivery capability, and a quality mindset suited for secure and high-availability payment environments.

If you are interested in working on innovative payment technology and helping shape the future of digital acceptance, we’d love to hear from you.