- 3-5 years architecture experience, technical aptitude, eager to learn
- Design and deliver end-to-end blockchain and digital asset solutions for banking, custody, payments, and treasury management use cases
- Architect secure, scalable platforms that integrate blockchain infrastructure with core banking and financial systems
- Define technical architecture including API design, data flows, event-driven systems, and integration patterns
- Make platform-level design decisions on deployment models (cloud, hybrid, on-premise), consensus mechanisms, and security protocols
- Evaluate and select appropriate blockchain platforms, protocols, and tools based on client requirements and technical feasibility
- Ensure solutions adhere to cryptographic security standards, regulatory compliance requirements, and industry best practices
- Collaborate with delivery teams, developers, and DevOps engineers to ensure architectures are buildable, testable, and operable
- Create and maintain technical documentation including architecture diagrams, system specifications, and integration guides
- Identify and elevate architectural risks, technical dependencies, and performance bottlenecks
- Mentor junior architects and developers on architectural patterns, blockchain best practices, and secure coding principles
What We Look for In You (Required Qualifications)
- 5-10 years of experience in solution architecture, platform engineering, or enterprise system implementation
- Strong understanding of blockchain technology, distributed systems, and cryptographic principles
- Experience designing multi-system platforms in regulated financial services environments
- Hands-on experience with cloud platforms (AWS, Azure, or GCP) and modern deployment practices
- Deep expertise in API-based architectures, microservices, and event-driven systems
- Strong knowledge of security protocols, encryption, authentication, and authorization mechanisms
- Understanding of DevOps practices, CI/CD pipelines, and infrastructure-as-code
- Excellent communication skills with ability to present complex technical concepts to both technical and business stakeholders
- Self-starter with proven ability to work collaboratively across multiple teams and geographies, demonstrating high-quality and high-touch customer engagement throughout all phases of delivery
- Languages: Swiss German, German, and English required; French and/or Italian a plus
- Location: Switzerland, with focus on Zurich, Zug, Lugano
Nice To Haves (Preferred Qualifications)
- Hands-on experience with blockchain platforms (Bitcoin, Ethereum, Hyperledger, or similar)
- Knowledge of smart contract development and decentralized application (DApp) architecture
- Experience with digital asset custody, tokenization, or crypto payment systems
- Understanding of DeFi protocols, stablecoins, and Layer-2 scaling solutions
- Familiarity with regulatory frameworks for digital assets (MiCA, AML/KYC, securities regulations)
- Experience integrating blockchain with core banking systems, payments platforms, or treasury management systems
- Programming proficiency in languages like Python, Go, Rust, Java, or Solidity
- Blockchain certifications (Certified Blockchain Architect, Hyperledger, or similar)
- Experience with Kubernetes, Docker, and container orchestration
- Interest in progressing into Principal Architect or technical leadership roles
Blockstream was founded in 2014 by Dr. Adam Back and a group of fellow cryptographers and engineers who are passionate about Bitcoin and its potential to change the world. Today, Blockstream is the leading Bitcoin company, providing cutting-edge infrastructure solutions for enterprises, institutions, and individual Bitcoin users. We develop industry-leading Bitcoin self-custody solutions, Bitcoin-based financial products, second-layer scaling technologies, and enterprise-grade blockchain infrastructure.