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Freelance Algorithmic Trading Software Developer Jobs in Fremont, CA

... developer experience. Our team includes alumni of Two Sigma, Citadel Securities, Flow Traders ... An interest in financial data or algorithmic trading. Notice about phishing scams Be cautious of ...

Experience designing APIs with a strong focus on intuitive, developer-friendly interfaces ... An interest in financial data or algorithmic trading. Notice about phishing scams Be cautious of ...

Document design decisions, trade-offs, and algorithmic approaches clearly * * Build surrogate ... Software Engineering: Clean code practices, design patterns, unit testing, modular architecture

AI Algorithm Developer

Santa Clara, CA · On-site

$161K - $221K/yr

Document design decisions, trade-offs, and algorithmic approaches clearly * * Build surrogate ... Software Engineering: Clean code practices, design patterns, unit testing, modular architecture

Responsibilities : • Developers have the opportunity to work on problems at all levels of the software stack. • Whether it's low-level code for driving network hardware, high-performance trading ...

As Software Developer at eIQ Mobility, you will work collaboratively with other members of the ... Develop robust and scalable algorithms, modules, services, applications, etc. in support of the ...

As Software Developer at eIQ Mobility, you will work collaboratively with other members of the ... Develop robust and scalable algorithms, modules, services, applications, etc. in support of the ...

This would include contributing to projects in low-level software and algorithms, building CI/CD ... or developer-facing tooling Proficiency in Python and shell scripting to build automation and ...

This would include contributing to projects in low-level software and algorithms, building CI/CD ... or developer-facing tooling Proficiency in Python and shell scripting to build automation and ...

... developers the opportunity to work on various problems across the software stack. The role involves ... Trading and Technology company making markets in primarily commodity futures. Based in California.

... developers the opportunity to work on various problems across the software stack. The role involves ... Trading and Technology company making markets in primarily commodity futures. Based in California.

... developers the opportunity to work on various problems across the software stack. The role involves ... Trading and Technology company making markets in primarily commodity futures. Based in California.

Developers have the opportunity to work on problems at all levels of the software stack ... Whether it's low-level code for driving network hardware, high-performance trading infrastructure ...

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Freelance Algorithmic Trading Software Developer information

See Fremont, CA salary details

$52.5K

$122.4K

$181.7K

How much do freelance algorithmic trading software developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for freelance algorithmic trading software developer in Fremont, CA is $122,433.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,500.00 and $142,300.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Algorithmic Trading Software Developer vs Quantitative Analyst?

AspectFreelance Algorithmic Trading Software DeveloperQuantitative Analyst
CredentialsProgramming skills, trading platform knowledge, possibly certifications like CQFMathematics, statistics, finance degrees, certifications like CFA
Work EnvironmentIndependent, remote, project-basedOffice-based, team-oriented, financial institutions
Industry UsageDevelops trading algorithms for clients or own tradingAnalyzes financial data to inform trading strategies

While both roles involve quantitative skills and financial markets, Freelance Algorithmic Trading Software Developers focus on building and implementing trading algorithms independently, often working remotely. Quantitative Analysts typically analyze data within financial firms to develop trading strategies, often working in team environments. The roles overlap in technical skills but differ in scope and work setting.

What are the most commonly searched types of Algorithmic Trading Software Developer jobs in Fremont, CA?

The most popular types of Algorithmic Trading Software Developer jobs in Fremont, CA are:

What are popular job titles related to Freelance Algorithmic Trading Software Developer jobs in Fremont, CA?

For Freelance Algorithmic Trading Software Developer jobs in Fremont, CA, the most frequently searched job titles are:

What job categories do people searching Freelance Algorithmic Trading Software Developer jobs in Fremont, CA look for?

The top searched job categories for Freelance Algorithmic Trading Software Developer jobs in Fremont, CA are:

What cities near Fremont, CA are hiring for Freelance Algorithmic Trading Software Developer jobs?

Cities near Fremont, CA with the most Freelance Algorithmic Trading Software Developer job openings:

Infographic showing various Freelance Algorithmic Trading Software Developer job openings in Fremont, CA as of August 2026, with employment types broken down into 88% Full Time, 8% Part Time, and 4% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $122,433 per year, or $58.9 per hour.

Software Engineer (C++/Rust)

Databento

San Francisco, CA • On-site

Full-time

Re-posted 25 days ago


Job description

Job Summary:
Databento is a market data platform for modern finance, providing real-time and historical data through a unified API. The role involves designing and maintaining high-performance server applications in C/C++ and Rust, focusing on optimizing data processing and ensuring application uptime.
Responsibilities:
• Design, develop, and maintain high-performance server applications in C/C++ and Rust.
• Write message parsers and feed handlers for direct market data feeds from trading venues.
• Optimize existing codebase for high throughput (millions of messages per second, up to 40+ gigabits) and low latency (measured in nanoseconds).
• Implement tools and libraries for petabyte-scale data processing and analysis.
• Collaborate with the systems team to implement best practices for build, deployment, CI/CD.
• Implement monitoring and improve application uptime.
• Ensure smooth feature rollouts and updates.
Qualifications:
Required:
• Design, develop, and maintain high-performance server applications in C/C++ and Rust.
• Write message parsers and feed handlers for direct market data feeds from trading venues.
• Optimize existing codebase for high throughput (millions of messages per second, up to 40+ gigabits) and low latency (measured in nanoseconds).
• Implement tools and libraries for petabyte-scale data processing and analysis.
• Collaborate with the systems team to implement best practices for build, deployment, CI/CD.
• Implement monitoring and improve application uptime.
• Ensure smooth feature rollouts and updates.
Preferred:
• 5+ years of full-time software engineering experience, preferably at a trading firm, tech company, or high-growth startup.
• Strong proficiency in C/C++ or Rust.
• Knowledge of systems programming, algorithms, data structures, multithreading, networked I/O, serialization, CPU architecture, kernel, and compilers.
• Experience working with multiprocess environments.
• Comfortable with lldb/gdb.
• Good communication skills and work ethic for a remote workplace.
• An interest in low-level optimization and performance engineering.
• An interest in financial data or algorithmic trading.
Company:
Databento is a SaaS company that offers market data APIs for real-time and historical data. Founded in 2019, the company is headquartered in Salt Lake City, USA, with a team of 11-50 employees. The company is currently Early Stage.