Fintech Engineer Jobs in Alabama (NOW HIRING)

Permanent, full-time, hybrid

Connecting clients to markets - and talent to opportunity

With 5,400+ employees and over 80,000 institutional, commercial, and payments clients, we operate from more than 80 offices spread across six continents. As a Fortune 100, Nasdaq-listed provider, we connect clients to the global markets - focusing on innovation, human connection, and providing world-class products and services to all types of investors. 

Whether you want to forge a career connecting our retail clients to potential trading opportunities, or ingrain yourself in the world of institutional investing, StoneX Group is made up of four business segments that offer endless potential for progression and growth.

Business Segment Overview: Engage in a deep variety of business-critical activities that keep our company running efficiently. From strategic marketing and financial management to human resources and operational oversight, you'll have the opportunity to optimize processes and implement game-changing policies.

Position Purpose:We are seeking a highly accomplished Principal Engineer to play a pivotal role in shaping the architecture, innovation, and engineering excellence of our Client Onboarding platform. This role is suited for a strategic thinker and hands-on technologist who is eager to continuously learn, thrives in fast-paced environments, and excels at solving complex problems while balancing multiple priorities effectively.As a Principal Engineer, you will be a key contributor to technical architecture, innovation, and the adoption of modern technologies including AI, while actively contributing to the design and development of high-performing, scalable, enterprise-grade systems. You will be recognized as a go-to person for problem-solving, driving delivery and ensuring high-quality outcomes across initiatives.

Primary Duties will include:

• Drive innovation and adoption of modern technologies, including embedding AI/ML capabilities where appropriate.
• Provide hands-on leadership in system design and development across the full application stack.
• Effectively multi-task across initiatives, balancing strategic work with hands-on execution and delivery ownership.
• Influence and guide multiple engineering teams, ensuring alignment with architectural standards and best practices.
• Champion modernization efforts, including cloud-native architectures, microservices, and platform evolution.
• Serve as a go-to expert for complex problem-solving, debugging critical issues, and guiding teams through challenges.
• Mentor senior engineers and technical leads, fostering a culture of engineering excellence and continuous learning.
• Lead proof of concepts, experimentation, and technology evaluations to validate new ideas and approaches.
• Establish and promote engineering best practices (CI/CD, testing strategies, observability, security, performance).
• Collaborate with stakeholders to translate complex business requirements into scalable technical solutions.
• Identify and mitigate technical risks, bottlenecks, and system inefficiencies.
• Contribute to critical code paths when needed, setting a high bar for code quality and maintainability.

To land this role you will need:

• BS/MS degree in Computer Science, Engineering, or a related field.
• 15+ years of experience building and evolving large-scale, global enterprise systems.
• Experience within Banking / Financial Services / FinTech environments.
• Proven experience contributing to architecture and innovation across multiple teams or platforms.
• Demonstrated ability to learn new technologies quickly and apply them effectively in real-world scenarios.
• Strong ability to multi-task, prioritize, and drive delivery in a fast-paced environment.
• Recognized as a trusted problem solver and technical go-to person within engineering teams.
• Deep hands-on expertise in building scalable web applications using React (preferred) or Angular with TypeScript.
• Strong experience designing and developing enterprise applications using C# / .NET Core.
• Expertise in distributed systems and microservices architecture, including event-driven design.
• Experience with containerization and orchestration (Docker, Kubernetes).
• Strong knowledge of cloud platforms (Azure and/or AWS) and cloud-native principles.
• Experience with messaging and streaming platforms (e.g., Apache Kafka).
• Experience building and maintaining CI/CD pipelines (preferably Azure DevOps).
• Solid experience with TDD/BDD and modern testing frameworks.
• Strong knowledge of relational and NoSQL databases.
• Excellent communication skills with the ability to collaborate across technical and business stakeholders.

Education:

• BS/MS degree in Computer Science, Engineering or in aa related subject.

Working Environment:

• Hybrid (4 days in office per week)

Hiring Salary Range $155,000.00 - $185,000.00 per year to be determined by the education, experience, knowledge, skills and abilities of the applicant, internal equity and alignment with market data).Subject to business performance and recommendations of management, this role may be eligible to participate in an incentive compensation plan.This compensation package, in addition to a full range of medical, financial, and/or other benefits, dependent on the position, is offered.

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