Technical Specialist

HCLTech

Amsterdam, Netherlands

7 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

5 years minimum

Working hours

Regular working hours

Languages

English

Job source

www.indeed.com

Tech stack

Java (Programming Language) Accounting Systems Application Programming Interfaces (APIs) Business Logic Software as a Service Continuous Integration DevOps Digital Assets Distributed Systems Key Management NoSQL RabbitMQ

+19 more

Blockchain Secure Coding Software Construction Software Engineering SQL Databases Systems Integration Spring-boot Backend Kotlin Event Driven Architecture Git Flow Kubernetes Information Technology Low Latency Apache Kafka Api Design Restful APIs Docker Microservices

Job description

You’ll build the backend and blockchain layer behind regulated digital asset products - tokenised deposits, custody, stablecoin rails and on-chain settlement. This sits at the intersection of core banking engineering and public/permissioned blockchain infrastructure., * Backend engineering - Design and ship enterprise-grade Java/Kotlin microservices and APIs that meet bank-grade availability, latency and security standards.

Blockchain development - Implement on-chain business logic and workflows: smart contract interactions, mint/burn, asset transfers, wallet lifecycle and key management flows.
Integration - Connect the platform to custody providers, wallet infrastructure, node providers and SaaS blockchain platforms; integrate with core banking, payments and ledger systems.
Security & resilience - Apply secure coding practices, participate in architecture and threat reviews, and support audit, compliance and production readiness.
Collaboration - Work in a cross-functional agile squad with architects, DevOps, security, product owners and blockchain operations; mentor engineers and share knowledge., * Build integrations with digital asset custody and wallet providers.
Develop connectivity with blockchain infrastructure and third-party services.
Collaborate on SaaS blockchain platform implementation initiatives.

Skill Requirements

Security & Reliability

Follow secure coding and software engineering best practices.
Participate in architecture reviews and technical design discussions.
Contribute to operational readiness and production support activities.
Support compliance, audit, and security requirements.

Requirements

5+ years in software engineering, solution design or architecture, including production ownership
Hands-on experience with blockchain protocols
Background in financial services, payments or fintech - or a demonstrable grasp of how regulated money movement works
Strong stakeholder management across business and technology
Bachelor’s in Computer Science, Software Engineering or equivalent
Fluent English (C1+)

Technical

Strong: Java (preferred), Kotlin, Spring Boot, REST APIs, microservices
Solid: event-driven architecture, Kafka, RabbitMQ, SQL and NoSQL, Docker, Kubernetes, CI/CD, Git workflows
Good understanding of distributed systems, API design, system integration and scalability patterns