Senior Crypto Platform Engineer – Custody & Wallet

Iris Software Inc.; Austin (TX); Hybrid; USD 150,000 - 210,000; Full time

Job summary

Iris Software seeks a Senior Crypto Engineer in a Hybrid Austin, TX role. You will architect and implement scalable crypto platforms, custody, and wallet infrastructure, integrating with leading institutional custody providers.

The position demands deep blockchain knowledge, security expertise, and experience with regulated financial ecosystems. The role emphasizes building secure, enterprise-grade crypto solutions, multi-network integrations, and scalable services in a cloud-native environment.

Qualifications

• 8+ years of software engineering experience.
• 2+ years of hands-on blockchain and crypto platform development experience.
• Proven experience integrating with multiple blockchain networks.
• Demonstrated experience implementing institutional custody solutions.
• Experience building crypto wallets, transaction engines, or digital asset platforms.

Responsibilities

• Design, develop, and maintain integrations with public and permissioned blockchain networks.
• Build secure APIs and middleware connecting enterprise apps with blockchains.
• Develop custody and wallet infrastructure supporting hot, warm, and cold storage.
• Architect and implement MPC custody solutions and key management workflows.
• Support crypto trading, settlement, staking, token issuance, and treasury operations.

Skills

Blockchain tech

Java

Python

Go

TypeScript/JavaScript

Solidity

AWS

Docker

Kubernetes

Terraform

Cryptography

MPC

HSM

Tools

PostgreSQL

MongoDB

Redis

Kafka

Job description

Iris Software seeks a Senior Crypto Engineer in a Hybrid Austin, TX role. You will architect and implement scalable crypto platforms, custody, and wallet infrastructure, integrating with leading institutional custody providers.

The position demands deep blockchain knowledge, security expertise, and experience with regulated financial ecosystems. The role emphasizes building secure, enterprise-grade crypto solutions, multi-network integrations, and scalable services in a cloud-native environment.