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Fintech Senior Software Engineer Jobs in Washington

Senior Software Engineer

Washington, DC · On-site

$138K - $182K/yr

As a Senior Software Engineer, you will own projects from end-to-end, build and scale core APIs ... Fintech trends Preferred : • Experience in Finance / FinTech • Experience building data ...

AI-focused Senior Software Engineer

Washington, DC · On-site

$138K - $182K/yr

They are seeking an AI-focused Senior Software Engineer to collaborate with a team of engineers and ... Embedded Accounting API for SaaS and Fintech Platforms Founded in 2012, the company is ...

Senior Software Engineer

Washington, DC · On-site

$138K - $182K/yr

We are seeking a Senior Software Engineer to support our growing client in the Fintech space. Your role will build and implement software solutions to deliver world class experiences and capabilities ...

Senior Software Engineer

Mclean, VA · On-site

$124K - $163K/yr

They are seeking a Senior Software Engineer who will understand user problems, architect solutions ... Fintech experience • Startup experience Company : Range is an AI wealthtech platform that ...

Senior Software Engineer

Reston, VA

$127K - $168K/yr

The Senior Software Engineer shall perform with a high degree of independence and expertise to implement solutions for a variety of complex software products/features... both wholly new efforts and ...

Senior Software Engineer

Hanover, MD · On-site

$120K - $159K/yr

SENIOR SOFTWARE ENGINEER The company is seeking a Senior Software Engineer to provide SETA support in Hanover, MD. RESPONSIBILITIES * Design, develop and install software solutions. * Build high ...

Senior Software Engineer

Washington, DC · On-site

$68.43 - $112.91/hr

PEMCCO is seeking a Senior Software Engineer to provide technical leadership in the design, development, integration, testing, and sustainment of software applications and systems supporting critical ...

Senior Software Engineer

Washington, DC · On-site

$142.33 - $234.85/hr

PEMCCO is seeking a Senior Software Engineer to provide technical leadership in the design, development, integration, testing, and sustainment of software applications and systems supporting critical ...

Senior Software Engineer

Reston, VA · On-site

$127K - $168K/yr

The Senior Software Engineer shall perform with a high degree of independence and expertise to implement solutions for a variety of complex software products/features... both wholly new efforts and ...

Senior Software Engineer

Washington, DC · On-site

$68.43 - $112.91/hr

PEMCCO is seeking a Senior Software Engineer to provide technical leadership in the design, development, integration, testing, and sustainment of software applications and systems supporting critical ...

PEMCCO is seeking a Senior Software Engineer to provide technical leadership in the design, development, integration, testing, and sustainment of software applications and systems supporting critical ...

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Fintech Senior Software Engineer information

What does a Fintech Senior Software Engineer do?

A Fintech Senior Software Engineer is responsible for designing, developing, and maintaining complex software solutions tailored for the financial technology sector. This role involves working with technologies such as blockchain, payment processing systems, and security protocols to build scalable and secure financial applications. Senior engineers also mentor junior developers, collaborate with cross-functional teams, and ensure compliance with industry regulations. Their work is crucial in enabling innovative digital financial products and services.

How does a Fintech Senior Software Engineer typically collaborate with cross-functional teams to deliver secure financial solutions?

As a Fintech Senior Software Engineer, you will regularly work with product managers, UX/UI designers, compliance specialists, and QA engineers to design, develop, and deploy secure financial applications. Collaboration often involves participating in agile ceremonies, reviewing technical requirements, and ensuring all solutions meet regulatory and security standards. Effective communication and teamwork are crucial, as you’ll need to balance innovation with strict compliance, and often mentor junior engineers in best practices. This cross-functional approach ensures that the final product is robust, user-friendly, and aligned with business objectives.

What are the key skills and qualifications needed to thrive as a Fintech Senior Software Engineer, and why are they important?

To thrive as a Fintech Senior Software Engineer, you need advanced programming skills (such as Java, Python, or C++), a deep understanding of financial systems, and a degree in computer science or related field. Proficiency with cloud platforms (like AWS or Azure), knowledge of financial APIs, and familiarity with security protocols and regulatory compliance tools are typically required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and manage complex projects. These competencies are crucial for building secure, scalable, and innovative financial technology solutions in a highly regulated and rapidly evolving industry.

What is the difference between Fintech Senior Software Engineer vs Fintech Software Developer?

AspectFintech Senior Software EngineerFintech Software Developer
Required CredentialsBachelor's/Master's in CS or related, 5+ years experienceBachelor's in CS or related, 1-3 years experience
Work EnvironmentDesigning complex systems, leading projectsImplementing features, coding, testing
Employer & Industry UsageFinancial tech firms, banks, startupsFintech companies, startups, financial institutions

The main difference between a Fintech Senior Software Engineer and a Fintech Software Developer lies in experience, responsibilities, and scope. Senior engineers typically lead projects, design system architecture, and mentor junior staff, while developers focus on coding and implementing features. Both roles require strong technical skills, but senior roles demand more experience and leadership capabilities.

Is fintech a high paying career?

A senior software engineer in fintech typically earns higher-than-average salaries due to the specialized skills required, such as knowledge of financial regulations, security, and programming languages like Java or Python. Compensation can vary based on experience, location, and company size, but fintech roles are generally considered well-paying within the tech industry.

What job categories do people searching Fintech Senior Software Engineer jobs in Washington look for?

The top searched job categories for Fintech Senior Software Engineer jobs in Washington are:

What cities in Washington are hiring for Fintech Senior Software Engineer jobs?

Cities in Washington with the most Fintech Senior Software Engineer job openings:

Infographic showing various Fintech Senior Software Engineer job openings in Washington as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 6% Part Time, 2% Temporary, and 8% Contract. Highlights an 82% Physical, 4% Hybrid, and 14% Remote job distribution.

Senior Software Engineer

Method

Washington, DC • On-site

$138K - $182K/yr

Full-time

Re-posted 28 days ago


Job description

Job Summary:
Method is a company focused on redefining financial connectivity through innovative APIs for consumer finance. As a Senior Software Engineer, you will own projects from end-to-end, build and scale core APIs, and collaborate with the team to define the roadmap based on customer needs.
Responsibilities:
• Build and create with JavaScript across the platform. Build a reliable backend in Node and delightful user experiences in React.
• Build and scale our core API to handle millions of requests per day
• Investigate and debug any issues using our monitoring & logging tools as well as create clear action items to resolve them.
• Help maintain our high technical bar by participating in code reviews and interviewing new team members.
• Collaborate with the rest of the team to define the roadmap by thoroughly understanding customers’ needs.
Qualifications:
Required:
• 5+ years of full-time software engineering experience, ideally full-stack
• Expert knowledge in JS, Python, Java or equivalent languages
• Experience building scalable production-level applications. (A history of excellent projects is required)
• You can clearly communicate the concepts or ideas behind your solutions, and cut big solutions into smaller bite-sized tasks
• You can tow the line between moving fast and breaking things and moving slowly to get things right the first time.
• Natural curiosity to stay up to date with new technologies and emerging Fintech trends
Preferred:
• Experience in Finance / FinTech
• Experience building data pipelines
• Knowledge of payment rails such as ACH, RTP, etc.
• DevOps experience with AWS, Cloudflare, and CI/CD tools
Company:
Method provides connectivity to consumer credit and liability accounts with embedded payments, enabling end-to-end lending experiences, real-time account data intelligence, and one-click checkout. Founded in 2021, the company is headquartered in New York, USA, with a team of 51-200 employees. The company is currently Growth Stage.