Senior Protocol Engineer - Remote Bitcoin Layer-2

Jobgether; Switzerland; Remote; CHF 120,000 - 190,000; Full time

Benefits offered by this job

Fully remote work

Global coworking access

Paid vacation and sick leave

Learning sponsorships and language"

Job summary

Jobgether is seeking a Senior Protocol Engineer to join a remote-first team building Bitcoin-secured Layer 2 infrastructure in Switzerland. You will own core protocol components, including sequencing, consensus, and bridge systems, with emphasis on production-grade reliability and security.

You will design, implement, test, and deploy protocol upgrades across live networks, collaborating with security, product, and DevOps to deliver scalable, high‑assurance blockchain solutions.

Qualifications

• 5+ years of professional software engineering experience with 2+ years in blockchain core/protocol development.
• Proficient in Go, Rust or Java for production-grade software.
• Deep understanding of blockchain architecture, especially EVM-compatible systems.
• Knowledge of consensus protocols, P2P networking, state/storage, and JSON-RPC.
• Experience navigating large code bases and contributing confidently to production systems.
• Familiarity with AI-assisted development tools in engineering workflows.

Responsibilities

• Design, develop, maintain, and optimize core protocol components (execution, consensus, sequencers, batching).
• Architect and implement Layer 2 rollup infrastructure with secure bridge interactions.
• Develop and maintain bridge and proof system components (deposits, cross-layer messaging, state validation).
• Contribute to open-source codebases and document proposals/RFCs.
• Plan and execute comprehensive testing strategies (unit, integration, distributed, adversarial).
• Deploy and operate protocol releases on public networks and coordinate upgrades.

Skills

Go

Rust

Java

EVM

Blockchain architecture

Networking

AI-assisted tools

Education

Bachelor's degree in Computer Science

Tools

Docker

Prometheus

Grafana

Cloud platforms

Job description

Jobgether is seeking a Senior Protocol Engineer to join a remote-first team building Bitcoin-secured Layer 2 infrastructure in Switzerland. You will own core protocol components, including sequencing, consensus, and bridge systems, with emphasis on production-grade reliability and security.

You will design, implement, test, and deploy protocol upgrades across live networks, collaborating with security, product, and DevOps to deliver scalable, high‑assurance blockchain solutions.