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Java Card Engineer Jobs (NOW HIRING)

Apex Informatics

Java Engineer

Sunnyvale, CA · On-site

$61.75 - $84.50/hr

3 Java Engineer - Openings Location: Chandler, AZ or Des Moines , IA or Charlotte, NC location ... The engineer will be working on hands on development associated with the modernization of the card ...

Saviance Technologies

Java Developers (Multiple)

Reston, VA · On-site

$53 - $68.75/hr

Candidates must have lived in the US for three of the past five years whether as a citizen, green card holder, Visa holder or any other legal residency Labor Category: Mid-level Java Developer 1.

Inficare Technologies

Senior Java Engineer

Sunrise, FL · On-site

$54.50 - $69.50/hr

Senior Java Engineer Location: Sunrise FL Hybrid - 3 days onsite / 2 days remote Duration ... Build and evolve core Member Services platform capabilities including account management, card ...

Next Step Systems

Java Software Engineer

Tampa, FL · On-site

$49 - $67/hr

Java Software Engineer, Tampa, FL The Java Software Engineer will assist a group of top notch ... Prefer US Citizen or Green Card holder but will sponsor H1-B Visas! Responsibilities: - Analyze ...

Sonsoft Inc

JAVA SPARK engineer (GC-USC)

Tampa, FL

$48.25 - $62.25/hr

This senior engineer should be comfortable and informed of the Java / Spark ecosystem with 5 years ... Only US Citizen , Green Card Holder , GC-EAD , H4-EAD & L2-EAD can apply. No OPT-EAD, H1B & TN ...

Next Step Systems

Java Developer

Tampa, FL · On-site

$48.25 - $62.25/hr

Prefer US Citizen or Green Card holder but will sponsor H1-B Visas! Responsibilities: - Analyze ... CRON, Software Engineer, Programming, Programmer Analyst, Healthcare, Florida Recruiters ...

ASSA ABLOY

Principal Firmware Engineer

Cypress, CA · On-site

... Java Card, Global platform, EUDI, CRA, ...) * Low-level ML edge development knowledge (examples ... Embedded Engineering - Microcontrollers and/or Linux based Embedded systems * Mobile App ...

ASSA ABLOY

Principal Firmware Engineer

Austin, TX

... Java Card, Global platform, EUDI, CRA, ...) * Low-level ML edge development knowledge (examples ... Embedded Engineering - Microcontrollers and/or Linux based Embedded systems * Mobile App ...

MM International

Java Developer

Chandler, AZ · On-site

$50.25 - $65/hr

Java Developer Location- Has to do onsite interview in one of these locations and work hybrid 3 ... The engineer will be working on hands on development associated with the modernization of the card ...

Next Step Systems

Senior Java Software Engineer

Tampa, FL · On-site

$118K - $155K/yr

Senior Java Software Engineer, Tampa, FL The Senior Java Software Engineer will assist a group of ... Prefer US Citizen or Green Card holder but will sponsor H1-B Visas! Responsibilities: - Analyze ...

Integrated Resources INC

Java Developer

Columbus, OH

$49.25 - $63.75/hr

... Card Process those will be working with us or our client. Qualifications Basic Qualifications ... Minimum of 5 year of experience with Java J2EE programming/Java DevelopmentExperience with an IOC ...

Assa Abloy

Principal Firmware Engineer

Austin, TX · On-site

... Java Card, Global platform, EUDI, CRA, ...) * Low-level ML edge development knowledge (examples ... Embedded Engineering - Microcontrollers and/or Linux based Embedded systems * Mobile App ...

Sonsoft Inc

Java Developer

Sunnyvale, CA

$59.75 - $77.50/hr

Looking for experienced java engineers to work on various changes and enhancements in IDMS ... Only US Citizen, Green Card Holder, TN Visa, GC-EAD , H4-EAD & L2-EAD can apply. * No OPT-EAD / H1 ...

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Java Card Engineer information

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How much do java card engineer jobs pay per hour?

As of Jun 8, 2026, the average hourly pay for java card engineer in the United States is $60.42, according to ZipRecruiter salary data. Most workers in this role earn between $49.76 and $68.27 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Java Card Engineer, and why are they important?

To thrive as a Java Card Engineer, you need a solid understanding of Java Card technology, embedded systems, cryptography, and a degree in computer science or a related field. Familiarity with smart card development tools (such as GlobalPlatform or JCIDE), secure coding practices, and compliance standards like EMV or ISO/IEC 7816 is typically required. Attention to detail, problem-solving skills, and effective teamwork are vital soft skills for success in this role. These competencies are crucial for developing secure, reliable card-based applications in industries like banking and telecommunications.

What is a Java Card Engineer?

A Java Card Engineer is a specialized software developer who designs, develops, and maintains applications and systems that run on Java Card technology. Java Card is a platform that enables Java-based applications to run securely on smart cards and other resource-constrained devices, such as SIM cards, payment cards, and secure elements. Java Card Engineers work with secure coding standards, cryptographic protocols, and often collaborate with hardware and security teams to ensure the integrity and security of sensitive data. Their role is crucial in industries like banking, telecommunications, and identity management, where secure embedded applications are required.

What are some common challenges Java Card Engineers face when developing secure smart card applications?

Java Card Engineers often encounter challenges related to optimizing performance and memory usage due to the limited resources of smart cards. Additionally, ensuring robust security while writing code for authentication, cryptographic operations, and data protection is crucial. Collaboration with hardware teams and compliance with industry standards like EMV or GlobalPlatform are also essential, as these often require frequent testing and updates. Staying updated on evolving security threats and best practices is key to succeeding in this role.

What is the difference between Java Card Engineer vs Smart Card Developer?

AspectJava Card EngineerSmart Card Developer
CredentialsJava programming, embedded systems, security certificationsEmbedded systems, security, Java or C programming
Work EnvironmentEmbedded device development, secure hardware environmentsSmart card manufacturing, software development for card applications
Industry UsageFinancial, telecom, government sectorsPayment systems, access control, identification
Common Search/ComparisonYesYes

Java Card Engineers and Smart Card Developers both work within secure hardware environments and often require similar technical skills. However, Java Card Engineers focus specifically on developing Java-based applications for smart cards, emphasizing Java programming and security protocols. Smart Card Developers may work on a broader range of card technologies and programming languages, including C and Java, across various industries. While their roles overlap, Java Card Engineers typically specialize in Java-based smart card solutions, making them more aligned with Java-specific development tasks.

Senior Software Engineer (Java) - Card Payments

Adyen

Chicago, IL • On-site

$180K - $243K/yr

Full-time

Posted 25 days ago

Job description

This is Adyen
Adyen provides payments, data, and financial products in a single solution for customers like Meta, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At Adyen, everything we do is engineered for ambition.
For our teams, we create an environment with opportunities for our people to succeed, backed by the culture and support to ensure they are enabled to truly own their careers. We are motivated individuals who tackle unique technical challenges at scale and solve them as a team. Together, we deliver innovative and ethical solutions that help businesses achieve their ambitions faster.
Senior Software Engineer, Card Payments Team
The Card Payments Airlines team is dedicated to processing high-volume transactions for our global airline partners via major card networks like Visa, MasterCard, and American Express. This team is pioneering the next generation of payment solutions tailored for the unique demands of the airline industry. Our systems are mission-critical, handling millions of transactions daily. As a Senior Software Engineer, you will be responsible for leading the design and architecture of the industry's most scalable and reliable airline processing platform. This senior role also involves coaching and guiding team members and collaborating closely with product management to define, scope, and deliver on our merchant-facing roadmap.
What you'll do
  • Bring your own point of view on best engineering practices.
  • Collaborate across teams and time zones to get projects over the finish line.
  • Lead complex technical projects from requirements analysis through design, implementation, testing and launch into production.
  • Be hands on and contribute to the implementation, but at the same time offer technical guidance and mentoring to other engineers.
  • Identify and improve parts of the platform to make it more robust and scalable.
  • Your code will be used at scale and you are expected to think in that mindset when building features.
  • We launch fast and iterate often. Concretely, this means that within your first few weeks, you will bring live functionalities that impact many merchants and shoppers.

Who you are
  • You have at least 8 years of professional experience as an engineer and are currently working as a Senior Software Engineer or at a similar level
  • You have great communication skills and the ability to articulate complex technical concepts in front of different stakeholders
  • You are flexible, a team player, someone with an eye for detail
  • Familiar with complex large scale distributed systems
  • Open to some domestic and international travel

Required technical qualifications
  • Demonstrated knowledge of building Java based web services (RESTful, SOAP)
  • Experienced in designing performant database models in PostgreSQL or other relational databases
  • Knowledgeable of various software architecture paradigms such as event-driven or message queueing systems

The annual base salary range for this role is $180,000 - $243,000; to learn more about our compensation philosophy, please click here.
Our Diversity, Equity and Inclusion commitments
Our unique approach is a product of our diverse perspectives. This diversity of backgrounds and cultures is essential in helping us maintain our momentum. Our business and technical challenges are unique, and we need as many different voices as possible to join us in solving them - voices like yours. No matter who you are or where you're from, we welcome you to be your true self at Adyen.
Studies show that women and members of underrepresented communities apply for jobs only if they meet 100% of the qualifications. Does this sound like you? If so, Adyen encourages you to reconsider and apply. We look forward to your application!
What's next?
Ensuring a smooth and enjoyable candidate experience is critical for us. We aim to get back to you regarding your application within 5 business days. Our interview process tends to take about 4 weeks to complete, but may fluctuate depending on the role. Don't be afraid to let us know if you need more flexibility.
Adyen is an equal opportunity employer. We do not discriminate based on race, color, ethnicity, ancestry, national origin, religion, sex, gender, gender identity, gender expression, sexual orientation, age, disability, veteran status, genetic information, marital status or any legally protected status.
All your information will be kept confidential according to EEO guidelines.
This role is based out of our Chicago office. We have a hybrid workplace and value in-person collaboration; we do not offer remote-only roles.
You must be work authorized in the United States without the need for new visa sponsorship. The company can support visa transfers but will not sponsor individuals for H-1B CAP applications.

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