Senior Java Developer with Cloud

Job Description

We are hiring for a Senior Java Developer with Cloud at Noida location.

Key Responsibilities

Design and develop secure, scalable Java microservices for payment platforms

Integrate cryptographic operations within payment flows and tokenization systems

Work with EMV kernels, APDU command sets, and card issuance workflows

Deploy, manage, and monitor services on Azure/AWS using Kubernetes

Ensure adherence to secure coding practices and compliance standards (e.g., PCI-DSS)

Collaborate with architects, QA, and DevOps teams on design and implementation

Conduct code reviews, enforce design patterns, and mentor junior developers

TECH STACK YOU’LL WORK WITH

Core Development: Java, Spring Boot, Maven, RESTful APIs

Security & Cryptography: Symmetric/Asymmetric encryption, secure coding practices

Cloud Platforms

Azure: VMs, Functions, AKS, RBAC

AWS: EC2, S3, IAM, Lambda

DevOps & Containers: Docker, Kubernetes (AKS/EKS)

Architecture & Design: Object-Oriented Design, Design Patterns

Domain Knowledge Required

Deep understanding of card tokenization, EMV standards, and APDU formats

Experience with payment authorization flows across methods (credit, debit, wallets, NFC)

Familiarity with ISO 20022 and other financial messaging standards

IDEAL CANDIDATE PROFILE

5–8 years of backend development experience with strong Java & Spring Boot expertise

Proven experience with cryptographic libraries and secure API integrations

Hands-on with cloud-native deployment, Docker, and Kubernetes

Strong knowledge of payment system regulations and standards (PCI-DSS, EMV, ISO 20022)

Bonus: Experience with HSM integration, token vault platforms, or secure element tech