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Senior Smartcard Application Developer (Java & Cryptography)
Threatxintel Cyber Labs —Chennai, Tamil Nadu
- ₹7,04,966.85 - ₹35,64,384.01 a year
- Full-time
- Computer Science
- Java
- Databases
- Commuter assistance
- Health insurance
Quick apply
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Senior Smartcard Application Developer (Java & Cryptography)
Threatxintel Cyber Labs —Chennai, Tamil Nadu
Cryptography, PKI, key management, or HSM integration: 3 years (Preferred). We are seeking an experienced *Full Stack Developer* with strong expertise in *…
₹7,04,966.85 - ₹35,64,384.01 a year
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Senior Smartcard Application Developer (Java & Cryptography)

Threatxintel Cyber Labs
Chennai, Tamil Nadu

Quick apply

Job details

Full-time
₹7,04,966.85 - ₹35,64,384.01 a year
3 hours ago

Benefits

Internet reimbursement
Provident Fund
Commuter assistance
Leave encashment
Health insurance
Paid time off
Cell phone reimbursement
Flexible schedule
Life insurance
Paid sick time

Qualifications

Spring Boot
BCS
CI/CD
Gradle
Computer Science
JUnit
React
Kubernetes
Full-stack development
Encryption
Git
Java
Application development
Databases
PKI
Docker
Bachelor's degree
JavaScript
PostgreSQL
Ember.js
Continuous integration
Back-end development
JPA
REST
Software development
GitHub
APIs
Linux
Unit testing
Spring framework
Identity & access management
Information Technology

Full job description

Full Stack Developer – Smartcard, Java, React & Cryptography

Experience Required

5+ Years

Job Overview

We are seeking an experienced Full Stack Developer with strong expertise in Smartcard Technologies, Cryptography, Secure Elements, Java Backend Development, and Modern Frontend Frameworks. The ideal candidate will have hands-on experience developing secure applications for smartcards, secure elements, identity solutions, and enterprise platforms.

This role requires a strong understanding of secure application development, cryptographic implementations, backend services, API development, and modern UI frameworks.

Mandatory SkillsSmartcard & Security Technologies

Smartcard Development
Desfire
MIFARE
JCOP
SE050 Secure Element
Cryptography
PKI (Public Key Infrastructure)
Key Management
Secure Channels
HSM Integration

Backend Development

Java
Spring Boot
REST API Development
EJB
JPA
WildFly Application Server

Frontend Development

React.js
JavaScript
EmberJS

Database & DevOps

PostgreSQL
Liquibase
Docker
GitHub Actions
CI/CD Pipelines

Testing Tools

JUnit
Mockito
Gradle

Preferred Skills

Secure Identity Solutions
Smartcard Personalization
Digital Certificates
Authentication & Authorization Systems
Microservices Architecture
OAuth 2.0 / OpenID Connect
Kubernetes
Linux Administration
Hardware Security Modules (HSMs)

Key Responsibilities

Design, develop, and maintain applications for smartcards and secure elements.
Implement symmetric and asymmetric cryptographic solutions.
Integrate applications with HSMs for secure key management and cryptographic operations.
Develop backend services using Java, Spring Boot, EJB, and JPA.
Design and build RESTful APIs.
Maintain and enhance legacy applications built with GWT and JavaFX.
Develop modern frontend components using React.js and JavaScript frameworks.
Implement database schema changes and migrations using Liquibase.
Manage application deployments using Docker and CI/CD pipelines.
Configure and maintain services running on WildFly.
Perform unit testing and code quality validation using JUnit and Mockito.
Collaborate with cross-functional teams to deliver secure and scalable solutions.

Required Experience

5+ years of software development experience.
Strong experience with Smartcard technologies including Desfire, MIFARE, JCOP, and SE050.
Experience implementing cryptographic solutions and key management systems.
Strong Java and Spring Boot development experience.
Experience developing REST APIs.
Experience with React.js and modern JavaScript development.
Experience with PostgreSQL databases.
Experience with Docker and CI/CD automation.

Preferred Experience

Identity and Access Management (IAM) solutions.
Digital identity, smartcard issuance, or secure credentialing systems.
HSM integration projects.
Secure payment, government, banking, or transportation systems.
Enterprise security platforms.

Education

Bachelor’s Degree in Computer Science, Information Technology, Engineering, Cybersecurity, or related field.

Engagement Details

Full time Position
Onsite Chennai
Immediate Joiners Preferred

Mandatory Shortlisting Criteria

Smartcard Development Experience – Mandatory
Desfire / MIFARE / JCOP / SE050 – Mandatory
Cryptography & PKI – Mandatory
HSM Integration Experience – Mandatory
Java & Spring Boot – Mandatory
REST API Development – Mandatory
React.js – Mandatory
PostgreSQL – Mandatory
Docker & CI/CD – Mandatory

Pay: ₹704,966.85 - ₹3,564,384.01 per year

Benefits:

Cell phone reimbursement
Commuter assistance
Flexible schedule
Health insurance
Internet reimbursement
Leave encashment
Life insurance
Paid sick time
Paid time off
Provident Fund

Experience:

martcard technologies (Desfire, MIFARE, JCOP, SE050)?: 5 years (Preferred)
cryptography, PKI, key management, or HSM integration: 3 years (Preferred)
developing backend applications using Java and Spring Boot?: 5 years (Preferred)

Work Location: In person

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