Sr. Software Engineer - (Blockchain & Digital Assets)

We are looking for an experienced Senior Software Engineer with strong backend engineering expertise and hands-on experience in Custody, Digital Assets, Tokenization, Blockchain technologies, and modern software engineering practices.

The ideal candidate will have extensive experience building secure, scalable, and high-performance enterprise applications, with strong proficiency in Node.js and/or Java Spring Boot, along with exposure to Blockchain platforms, Digital Asset ecosystems, and Large Language Models (LLM).

The role requires a strong engineering mindset, experience working in Banking, Financial Services, or FinTech environments, and the ability to contribute to architecture, design, development, and delivery of complex enterprise-grade solutions.

Key Responsibilities

• Design, develop, and maintain scalable backend applications using Node.js and/or Java Spring Boot.
• Build and enhance solutions related to Custody platforms, Digital Assets, Tokenization, and Blockchain-based systems.
• Develop secure and reliable services following enterprise software engineering standards.
• Collaborate with architects, product teams, engineers, and business stakeholders to deliver high-quality solutions.
• Ensure technical quality across application architecture, design, coding practices, security, testing, and documentation.
• Participate in system design discussions and contribute towards technology decisions.
• Research, evaluate, and benchmark emerging technologies against industry best practices.
• Implement clean, maintainable, and well-documented code following engineering standards.
• Develop and maintain unit tests to ensure application reliability and performance.
• Work within Agile delivery methodologies and contribute effectively to Scrum ceremonies.
• Troubleshoot complex technical issues and provide effective solutions.
• Support continuous improvement initiatives across software engineering practices.

Required Technical Skills & Experience

Backend Development

• Strong hands-on experience with Node.js backend development.
• Experience with Java Spring Boot application development.
• Strong understanding of backend architecture, APIs, microservices, and enterprise application development.
• Experience designing and developing scalable, secure, and high-performing systems.

Blockchain & Digital Assets

• Hands-on experience working on projects involving:
• Custody platforms
• Digital Assets
• Tokenization
• Blockchain technologies
• Understanding of blockchain concepts, architecture, and integration patterns.
• Experience building or integrating solutions within digital asset ecosystems is highly preferred.

Artificial Intelligence

• Experience or exposure working with Large Language Models (LLM) and AI-enabled applications.
• Understanding of modern AI integration patterns within enterprise applications is preferred.

Functional Skills & Domain Experience

• 7+ years of experience for Software Engineer/Senior Software Engineer level.
• 12+ years of experience for Senior/Lead Software Engineer level.
• Strong experience in Banking, Financial Services, or FinTech enterprise environments.
• Experience delivering complex enterprise-grade software solutions.
• Strong understanding of:
• Secure coding practices
• Software development lifecycle
• Unit testing standards
• Technical documentation practices
• Application architecture and design principles
• Experience working in Agile methodology environments.
• Ability to research, evaluate, and adopt best-in-class technologies.

Preferred Qualifications

• Experience working on payment platforms, financial technology products, or digital banking solutions.
• Experience in highly regulated financial environments.
• Strong problem-solving and analytical skills.
• Excellent collaboration and communication skills.
• Ability to work independently and as part of a cross-functional engineering team.