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Senior Technical Architect in the Netherlands

On-site in the Netherlands·Added yesterday (last checked 12 Nov)

HCLTech

46 open roles

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Our summary

Work mode
On-site, Netherlands
Experience
5+ years

Skills

Nice to have

HCLTech is hiring for this role in several places. This vacancy is in the Netherlands.

Requirements

What we're looking for

  • 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+)

Nice to have

  • 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

The role

  • 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.

What you'll do

  • Hands-on architecture of EVM-based systems, public and permissioned (for example Besu).
  • Token standards, the smart-contract lifecycle, independent audits and governed upgrades.
  • Custody and key management with HSM and MPC, including key ceremonies and recovery.
  • Interoperability and bridging patterns, and their risks.
  • Experience in regulated financial services.

Platform Integration

  • 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.

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.

Collaboration

  • Work within cross-functional agile teams.
  • Partner with Architects, DevOps Engineers, Security Specialists, Product Owners, and Blockchain Operations professionals.
  • Support technical mentoring and knowledge sharing across engineering teams.

Skill Requirements

  • Institutional tokenisation or custody platforms.
  • Stablecoin or tokenised deposit pilots.
  • Layer 2 networks.
  • Technical implications of MiCA.
  • Security certifications.

Other Requirements

  • Platform landscape for the target consortia
  • Platform and Engine boundary paper
  • Gate G1 and G3 assessments for every vendor
  • DLT and security ratings with evidence
  • Chain-adapter estimate for the build option

Hiring process

2 steps2 interviews

  1. Application

  2. Shortlisting · With A recruiter/technical panel

  3. Technical interview

    An interview to exhibit technical skills, with questions across disciplines including puzzles and problems.

  4. HR Interview

    With the recruiter

    A mutual discussion of career goals, skills, strengths and passion; candidates can ask about the role and HCLTech.

  5. Offer roll-out

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