Java Developer Digital Assets / Stablecoins / Wallet & Custody Integration

Job Description: We are looking for an experienced Java engineer to design and develop enterprise applications and integration services supporting digital assets, stablecoins, tokenized money, and wallet/custody platforms. Candidates from banking/payments backgrounds who have worked on payment processing, transaction processing, or settlement platforms and have exposure to blockchain/digital assets will also be considered.

Job Title: Java Developer – Digital Assets / Stablecoins / Wallet & Custody Integration
Location: Charlotte
Duration: 6 Months


Salary Range: $52.00 - $55.00/Hour on W2 (Without Benefits).
Applicants must be willing to work on W2.
 
Job Description:

• We are looking for an experienced Java engineer to design and develop enterprise applications and integration services supporting digital assets, stablecoins, tokenized money, and wallet/custody platforms.
• The ideal candidate will have strong Java/Spring engineering experience combined with hands-on exposure to digital-asset infrastructure. Experience integrating with Taurus or other institutional wallet/custody platforms is especially desirable.
• Candidates from banking/payments backgrounds who have worked on payment processing, transaction processing, or settlement platforms and have exposure to blockchain/digital assets will also be considered.

Required Experience:

• 7+ years of hands-on experience in Advanced Java Concepts.

Key Responsibilities

• Design, develop, and maintain Java-based services supporting digital-asset and stablecoin use cases.
• Develop APIs and integration services connecting banking applications with:
  • Digital-asset platforms
  • Wallet platforms
  • Custody solutions
  • Blockchain/DLT networks
  • Payment and settlement systems
• Integrate applications with Taurus or similar digital-asset custody/wallet infrastructure.
• Develop services supporting:
  • Wallet integration
  • Transaction initiation
  • Transaction status and lifecycle management
  • Asset transfers
  • Payment and settlement flows
  • Reconciliation
  • Exception handling
• Build secure REST APIs and microservices using Java and Spring Boot.
• Work with architects, product owners, and business analysts to translate digital-asset use cases into scalable technical solutions.
• Implement appropriate security, authentication, authorization, logging, and audit capabilities.
• Participate in solution design, code reviews, testing, and production-readiness activities.
• Troubleshoot integration, transaction-processing, and performance issues.
• Follow enterprise banking standards for availability, resiliency, observability, and secure software engineering.

Required Technical Skills

• Strong hands-on Java development experience, with 7+ years of experience in Advanced Java Concepts.
• Strong experience with Spring Boot and microservices architecture.
• REST API development and integration experience.
• Experience with enterprise integration patterns.
• Experience working with relational and/or NoSQL databases.
• Understanding of asynchronous/event-driven processing.
• Familiarity with technologies such as Kafka or equivalent messaging platforms.
• Strong understanding of API security, authentication, and authorization.
• Experience with CI/CD, automated testing, and modern DevOps practices.

Digital Asset Experience:
Candidates should ideally have experience with several of the following:

• Blockchain/DLT.
• Digital assets.
• Stablecoins.
• Tokenized deposits / tokenized money.
• Wallet architecture.
• Institutional custody platforms.
• Public/private key concepts.
• Transaction signing
• Blockchain transaction lifecycle..
• Smart contract interaction.
• On-chain/off-chain integration.
• Digital asset transfers and settlement.
• Digital-asset transaction reconciliation.

Preferred Platform Experience:
Highly desirable:

• Taurus / Taurus-PROTECT / institutional wallet or custody integration.

Also relevant:

• Other institutional custody/wallet platforms.
• Ethereum/EVM-based integration.
• Enterprise blockchain/DLT platforms.
• Banking payment gateways.
• Payment orchestration platforms.
• Taurus or comparable institutional custody/wallet platform experience is preferred rather than mandatory.

Payments Experience – Added Advantage
Experience in traditional banking/payment systems is highly desirable, particularly:

• Payment processing.
• Clearing and settlement.
• ISO 20022.
• SWIFT.
• Real-time payments.
• Wire/ACH processing.
• Transaction orchestration.
• Reconciliation.
• Treasury/liquidity systems.