Software Engineer, Blockchain & Distributed Systems

Blockstream was founded in 2014 by Dr. Adam Back and a group of fellow cryptographers and engineers passionate about Bitcoin and its potential to change the future of finance. We have become a market leader in Bitcoin security and Layer-2 technologies. Our products are designed to make financial systems more efficient, secure, and robust.

We are seeking Software Engineer, an entry-level to more senior technical role focused on learning and contributing to the development of blockchain and digital asset solutions for enterprise and institutional clients. This role provides hands-on experience with distributed systems, cryptography, and financial technology while working alongside experienced developers and architects.

Within the Service & Enterprise Solutions organization, the Software Engineers contribute to building secure, scalable platforms for banking clients. This role offers the opportunity to work with cutting-edge blockchain technologies, learn industry best practices, and grow technical skills in a fast-paced fintech environment.

What You'll Be Doing (Responsibilities)

• Write clean, maintainable code following team coding standards and best practices

• Implement features and functionality based on technical specifications

• Debug and resolve software defects with guidance from senior team members

• Develop and execute unit tests to ensure code quality

• Participate in code reviews to learn from experienced developers

• Support integration activities with APIs, databases, and external systems

• Document code and technical processes clearly

• Collaborate with architects, DevOps engineers, and QA teams

• Learn and apply software development principles, design patterns, and fintech domain knowledge

What We Look for In You (Required Qualifications)

• Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent practical experience)

• 0-5 years of professional software development experience (internships and academic projects count)

• Proficiency in at least one programming language (Python, JavaScript/TypeScript, Go, Java, or Rust)

• Understanding of fundamental programming concepts: data structures, algorithms, object-oriented programming

• Familiarity with version control systems (Git) and collaborative development workflows

• 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

• Strong problem-solving abilities and attention to detail

• Eagerness to learn new technologies and adapt quickly

• Languages: English required; Swiss German/German, French and/or Italian a plus

• Location: Switzerland, with focus on Lugano

Nice To Haves (Preferred Qualifications)

• Basic understanding of blockchain, distributed systems, or cryptography concepts

• Exposure to API design and RESTful services

• Interest in cryptocurrency, digital assets, or decentralized technologies

• Experience with databases (SQL/NoSQL)

• Familiarity with cloud platforms (AWS, Azure, GCP) or containerization (Docker)

• Understanding of agile development methodologies

• Contributions to open-source projects or personal coding portfolio

• Interest in progressing into senior development or architecture roles