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Fintech Engineer Jobs in Oklahoma (NOW HIRING)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

Transak

Existing network in wallets, exchanges, neobanks, fintech apps, payment providers, or Web3 developers. * Experience in multi-product or platform selling. * Exposure to on/off-ramp solutions ...

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

Transak

Existing network in wallets, exchanges, neobanks, fintech apps, payment providers, or Web3 developers. * Experience in multi-product or platform selling. * Exposure to on/off-ramp solutions ...

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

System One

Payment Engineer

Tulsa, OK · On-site

Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities * Provide ... Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred)

Global Payments

AI Engineer

Oklahoma City, OK

... FinTech platforms. This is a unique opportunity to work at the intersection of cutting-edge AI ... Collaborate with data scientists, product managers, and engineers to translate business ...

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Fintech Engineer information

What are some common challenges Fintech Engineers face when integrating new technologies with legacy banking systems?

Fintech Engineers often encounter difficulties when connecting modern applications to legacy banking infrastructures, which may use outdated programming languages or lack robust APIs. These challenges require creative problem-solving, strong documentation skills, and close collaboration with IT and compliance teams to ensure security and regulatory standards are met. Successfully navigating these integrations not only improves technical proficiency but also builds valuable experience in bridging traditional finance with cutting-edge technology.

What is a Fintech Engineer?

A Fintech Engineer is a technology professional who designs, develops, and maintains software systems and solutions for the financial technology industry. Their work typically involves building applications and platforms for digital banking, payment processing, online lending, investment management, and other financial services. Fintech Engineers often use programming languages like Python, Java, or C++, and they must understand financial regulations, cybersecurity, and emerging technologies such as blockchain and artificial intelligence. They play a crucial role in making financial services more accessible, efficient, and secure.

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

AspectFintech EngineerSoftware Developer in Fintech
Required CredentialsBachelor's in Computer Science, Fintech certificationsBachelor's in Computer Science or related field
Work EnvironmentFinancial institutions, Fintech startupsTech companies, Fintech firms
Industry UsageDesigns financial tech solutions, blockchain, paymentsDevelops software applications, APIs for Fintech

Fintech Engineers focus on creating and implementing financial technology solutions, often working on blockchain, payments, and security systems. Software Developers in Fintech build the applications and platforms that power these solutions. While both roles require programming skills, Fintech Engineers typically have specialized knowledge of financial systems and compliance, making their roles distinct yet overlapping in the Fintech industry.

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

To thrive as a Fintech Engineer, you need strong programming abilities (such as Python, Java, or C++), a solid understanding of financial systems, and a relevant degree in computer science or a related field. Familiarity with fintech platforms, blockchain technology, APIs, and certifications like AWS Certified Solutions Architect or CFA are highly beneficial. Analytical thinking, problem-solving, attention to detail, and effective communication are crucial soft skills in this role. These competencies are vital for developing secure, innovative, and compliant financial technology solutions in a rapidly evolving industry.
What are popular job titles related to Fintech Engineer jobs in Oklahoma? For Fintech Engineer jobs in Oklahoma, the most frequently searched job titles are:
What job categories do people searching Fintech Engineer jobs in Oklahoma look for? The top searched job categories for Fintech Engineer jobs in Oklahoma are:
What cities in Oklahoma are hiring for Fintech Engineer jobs? Cities in Oklahoma with the most Fintech Engineer job openings:
Fintech Engineer jobs near you
Infographic showing various Fintech Engineer job openings in Oklahoma as of July 2026, with employment types broken down into 76% Full Time, 12% Part Time, and 12% Contract. Highlights an 66% In-person, 23% Hybrid, and 11% Remote job distribution.

Payment Engineer

System One

Tulsa, OK • On-site

Other

Medical, Dental, Vision, Life, Retirement

Re-posted 13 days ago

Job description

Job Title: Application Developer Location: Tulsa, Oklahoma Work Model: Onsite

Responsibilities

  • Provide application support and maintenance for mobile payment platforms, ensuring system uptime and performance.
  • Troubleshoot and resolve production incidents, including payment processing issues, API failures, and transaction discrepancies.
  • Develop, enhance, and maintain applications using C# / .NET technologies.
  • Write and optimize SQL Server queries, stored procedures, and database performance tuning.
  • Collaborate with cross-functional teams (engineering, product, security, and operations) to deliver high-quality solutions.
  • Support integrations with third-party payment providers and financial services APIs.
  • Monitor system health, logs, and transaction flows to proactively identify and resolve issues.
  • Participate in on-call rotations and provide timely response to critical production events.
  • Assist in cloud migration and hybrid architecture support, working across on-prem and cloud environments (Azure, AWS, or similar).
  • Implement and follow secure coding and compliance standards relevant to financial transactions (PCI, data protection, etc.).
  • Contribute to continuous improvement initiatives, including automation, monitoring, and performance optimization.
Requirements
  • Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
  • 3+ years of experience in application development and support roles.
  • Strong proficiency in: C# / .NET Framework / .NET Core, Microsoft SQL Server (query design, performance tuning, stored procedures).
  • Experience supporting financial systems or mobile payment platforms (e.g., Cash App, Venmo, Apple Pay, Zelle, or similar).
  • Hands-on experience with hybrid environments (on-premises + cloud).
  • Familiarity with REST APIs, microservices architecture, and integration patterns.
  • Experience with incident management, root cause analysis, and production support processes.
  • Understanding of secure development practices and financial data handling.
  • Experience with cloud platforms such as Azure or AWS (Preferred).
  • Knowledge of payment processing flows, digital wallets, or fintech systems (Preferred).
  • Familiarity with monitoring tools (Splunk, App Insights, Dynatrace, etc.) (Preferred).
  • Experience with DevOps practices, CI/CD pipelines, and automation tools (Preferred).
  • Exposure to containerization (Docker/Kubernetes) (Preferred).
  • Strong troubleshooting and problem-solving skills in high-pressure environments.
  • Excellent communication and collaboration skills.
  • Proactive mindset with focus on system reliability and improvement.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M- #LI-

Ref: #208-Rowland Tulsa