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

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