Raydar

Backend Software Engineer

San Francisco
Salary
$185,000 - $300,000 per year
Level
Mid

Not stated in the posting: work type, visa.

Open. First seen 23 October 2026.

About the role

About the company

Our client is a fast-growing financial technology company.

The role

Raydar is recruiting for this role on behalf of our client. Own backend engineering for a latency-sensitive platform, with a focus on risk logic, consistent state handling and fast APIs. The role is hands-on and performance-minded, and sits within a close-knit team that works side by side in person.

What you'll do

- Build and maintain risk management services that cope with volatile conditions and use capital efficiently.

- Design and implement state machines that support transaction processing, settlement and risk operations.

- Develop services that keep data consistent across asynchronous processes using coordination and consensus techniques.

- Ingest live data feeds and coordinate time-sensitive workflows across external systems.

- Create high-performance REST and WebSocket APIs with very fast response times.

Requirements

What we're looking for

- Production experience with Rust.

- A genuine, demonstrable interest in trading or financial markets.

- Comfort working with several database types, including relational, time-series and key-value.

- A track record of shipping server-side software where speed and heavy load matter.

- Hands-on experience with asynchronous programming.

- Prior experience working at a startup.

Bonus points

- Self-directed projects outside of work in a systems programming language.

- Background in latency-sensitive or trading software.

- Experience in fintech, trading or blockchain.

Benefits

Compensation and benefits

- Base salary: USD 185,000 to 300,000 per year

- Equity

- Medical, dental and HSA coverage

- Retirement plan with employer match

Location and work model

- San Francisco, CA, United States

- On-site, 5 days per week in office

- Full-time

Other openings for this role

5 open postings for this role in San Francisco, first posted 23 October 2026. The company is likely hiring for more than one position. None has been taken down and posted again.

Salary context

21 other open postings titled Backend Software Engineer state a salary: median USD 163,000 to USD 230,000 a year.

See Software Engineer salaries in San Francisco →

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