Azumo is looking for a versatile and experienced Senior Software Engineer to join our team. You will work focused on the identity space, contributing to the design, development, and maintenance of a full suite of Edge software. The position is based remotely in Latin America.

This position will give you the opportunity to collaborate with a growing team of bright engineering minds. You will enjoy the role if you are a well-rounded engineer comfortable working across different technologies, ready to own entire projects from start to finish, and eager to develop a new security product for a large market from the ground up.

While the core components are primarily written in Rust, we value engineers with diverse language backgrounds (such as C# or Go) who can adapt and contribute effectively to the technology stack.

Requirements

Basic Qualifications:

Full Stack Software Engineer - Decentralized Trading Platform

Location: Remote - North America/South America only - (NYC or SF based candidates heavily preferred)

Compensation: $150K - $175K

Join an organization founded by former employees of a leading crypto exchange, backed by top-tier institutional investors from both traditional finance and crypto. We are building the leading trading and yield platform for Decentralized Finance (DeFi), bringing deep expertise in algorithmic trading and high-performance engineering to the space.

We are looking for a Full Stack Software Engineer excited by the opportunity to build cutting-edge, crypto-native technology. You will work across the entire stack, integrating multiple protocols and connecting with various blockchains. This is a pivotal role requiring an individual who thrives on end-to-end ownership and technical complexity.

This role involves end-to-end ownership of features on a complex trading backend designed to manage billions of dollars in crypto transactions, as well as the high-performance frontend interfaces.

Lead Blockchain Payments Engineer - Fiat Ramps & Financial Infrastructure

Location: Full-time, In-person — London, UK

Compensation: $250K - $300K

Join a team of elite builders and a high-growth software company redefining what is possible in the fintech and crypto space. We operate with a philosophy of speed, ownership, and talent density, driving towards a future where financial flows are seamless and instantaneous.

As the Lead Blockchain Payments Engineer, you will be a core architect and owner of our essential financial infrastructure. This high-impact role requires you to design and scale the core services that power seamless fiat ↔ crypto flows, real-time risk decisions, and rock-solid financial records for a high-volume, global platform.

You will act as a backend and onramp specialist, leading the development of high-throughput, low-latency distributed systems that manage the entire financial lifecycle from user deposit to on-chain settlement.

Principal Software Engineer - Blockchain Wallet Infrastructure

Location: Remote - Location: European Union (remote-first, office optional) Paris/ France is always preferred. Or as close as possible.

Compensation: $145K - $240K

We are a stellar team of leaders and experts building the backbone of blockchain wallet infrastructure for the next financial era, specializing in cryptography, security, and distributed systems. We are seeking a Principal Software Engineer to lead the design, development, and scaling of our core backend systems. This is a high-impact, leadership role focused on making key architectural decisions and ensuring our platform is fast, resilient, and secure under the high-stakes demands of financial workflows.

You will own mission-critical projects end-to-end, acting as a technical leader who drives engineering standards and the long-term vision. This role involves deep technical execution alongside strategic collaboration with product, security, and executive leadership to align technical roadmap with business goals.

Responsibilities:

Principal Security Engineer - Blockchain Wallet Infrastructure

Location: Remote - Location: US or EU (remote-first, office optional). Must be in the US, not Canada or in the European Union. France or Paris or as close as possible, always preferred

Compensation: $220K - $300K

Join a stellar team of leaders and experts in blockchain technology, cryptography, and infrastructure to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Principal Security Engineer to lead security design and development across our entire platform. Reporting directly to the CISO, you will set the strategy to protect our high-stakes financial systems, fix vulnerabilities, and keep client wallets safe.

This is a strategic and highly technical role spanning the full security lifecycle. You will make security part of every layer of the stack, from architecture design to incident response. Beyond defense, you will champion secure development practices, mentor engineers, and represent the company's security posture to clients and the wider community.

Responsibilities:

Senior Core Systems Engineer - Secure Wallet Infrastructure

Location: Remote - Location: US or EU (remote-first, office optional). Must be in the US, not Canada or in the European Union. France or Paris or as close as possible, always preferred.

Compensation: $180K - $260K

Join a stellar team of leaders and experts in blockchain technology, cryptography, infrastructure, and security to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Senior Core Systems Engineer to design, build, and scale the low-level systems at the heart of our platform, where performance, security, and correctness are non-negotiable. This is a high-impact role focused on turning advanced cryptography into fast, resilient, and trusted production infrastructure.

As a Core Systems Engineer, you will work deep in the stack, designing and scaling reliable distributed services and integrating them with cloud, hardware, and blockchain environments. You will collaborate across product, research, and security to implement advanced cryptographic and security protocols using low-level systems languages.

Responsibilities: