Senior Software Engineer, Infrastructure

Suave; New York (NY); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Suave is seeking a Senior Software Engineer, Infrastructure in New York to design and build backend services enabling connectivity and settlement across external networks. You will ensure correctness and auditability while integrating with bank core, custody, and ledger systems.

You will own reliability, observability, and on-call duties, working with compliance to keep controls in the transaction path. 5+ years in backend or distributed systems is expected, with expertise in modern typed

Qualifications

• 5+ years in backend or distributed systems.
• Correctness-first mindset from a high-reliability domain (payments, settlement, trading, or similar).
• Fluency in a modern typed language (Go, Rust, or TypeScript).
• Strong API and systems-integration experience.
• Comfort with on-call and production observability.

Responsibilities

• Design and build backend services for connectivity and settlement.
• Integrate with bank core, custody, and ledger systems and external networks institutions choose.
• Build reconciliation and audit-trail tooling that holds up to examination.
• Own reliability and observability for the systems you ship.
• Work with compliance to keep controls in the transaction path, not bolted to the side.

Skills

Backend systems

Distributed systems

Go

Rust

TypeScript

APIs

On-call/observability

Job description

Senior Software Engineer, Infrastructure

Build the connective layer: the systems that let institutions reach external networks from the infrastructure they already run, with correctness and auditability as first-order requirements.

What you'll do

• Design and build backend services for connectivity and settlement.
• Integrate with bank core, custody, and ledger systems and the external networks institutions choose.
• Build reconciliation and audit-trail tooling that holds up to examination.
• Own reliability and observability for the systems you ship.
• Work with compliance to keep controls in the transaction path, not bolted to the side.

What we're looking for

• 5+ years in backend or distributed systems.
• A correctness-first mindset from a high-reliability domain (payments, settlement, trading, or similar).
• Fluency in a modern typed language (Go, Rust, or TypeScript).
• Strong API and systems-integration experience.
• Comfort with on-call and production observability.

Nice to have

• Payments, settlement, or custody systems.
• ISO 20022 or Swift.

Apply

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Applying for: Senior Software Engineer, Infrastructure