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Application Support Engineer

Dallas, Texas, United States of America

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WHO WE ARE

Apex Fintech Solutions (Apex) powers innovation and the future of digital wealth management by building tech-forward solutions that help simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech software enables us to support clients such as Stash, Betterment, SoFi, Webull, and eToro, amongst many others; collectively, Apex powers access to the stock market for over 22+ million end customers.  

At Apex, we are changing how the securities industry operates by reinventing the status quo, which was manual, slow, and accessible only by the ultra-wealthy. We're digitizing and democratizing systems so that everyone has an opportunity to invest. 

When you're at Apex, you drive this change. You're part of a global team with a clear vision: to be the trusted technology that powers the digital economy. Our offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila are home to over 1,000 employees. 

Together, we’re shaping the future of financial innovation. Embrace change. Solve big. Win together. And be G.R.E.A.T. — grit, results, empathy, accountability, and teamwork — with Apex. 

We’re proud to be recognized for the innovative work we do, the purpose-driven nature of our work, and the collaborative culture we’ve created. Here are just a few of the many awards we’ve recently received: 

Best Places to Work 

2026, 2025, 2024, 2023 - Presented by BuiltIn 

WealthTech of the Year 

2025 - Presented by US FinTech Awards 

The World’s Top 250 Fintech Companies 

2024 - Presented by CNBC 

ABOUT THIS ROLE

We are seeking a skilled and customer-oriented Application Support Engineer to join our fast-paced Fintech company specializing in cutting-edge trading technologies. In this role, you will be responsible for providing exceptional technical support to our clients, ensuring the smooth operation of our trading platforms, and maintaining high levels of customer satisfaction.

Duties/Responsibilities

• Serve as a key escalation point for frontline support, handling complex technical issues related to our trading applications
• Monitor system performance and availability, proactively identifying and resolving potential issues before they impact clients
• Troubleshoot and diagnose software issues across our trading infrastructure
• Meet and exceed Service Level Agreements (SLAs) for incident response and resolution times
• Maintain high levels of customer satisfaction through clear communication and efficient problem-solving
• Collaborate with development teams to implement fixes and improvements based on customer feedback
• Create and maintain technical documentation, including troubleshooting guides and knowledge base articles
• Participate in on-call rotations to provide 24/7 support for critical trading systems

Education and/or Experience

• Bachelor’s degree in computer science, Information Technology, or a related field (or equivalent work experience) required
• 3+ years of experience in application support, preferably in a financial services or trading environment
• 2+ years of prior experience in customer-facing roles is required.
• Strong foundational knowledge and exposure to networking, operating systems (Linux and Windows), and databases (MSSQL and/or NoSQL).
• Previous development experience preferred

Required Skills/Abilities

• Strong understanding of REST APIs, cloud technologies (AWS/Azure/GCP), and microservices architecture
• Proficiency in SQL and NoSQL databases (e.g., MSSQL, MongoDB, Postgres)
• Solid networking knowledge, including TCP/IP, DNS, and network security concepts
• Experience with Linux and Windows operating systems
• Strong scripting abilities (Python, Powershell)
• Excellent problem-solving and analytical skills, with the ability to troubleshoot complex technical issues
• Strong customer service orientation and ability to communicate technical concepts to non-technical audiences
• Familiarity with trading systems, financial markets, and regulatory requirements is a plus

Work Environment

This job operates in a hybrid, office environment 3 days per week.

​Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Our Rewards

We offer a robust package of employee perks and benefits, including healthcare benefits (medical, dental and vision, EAP), competitive PTO, 401k match, parental leave, and HSA contribution match. We also provide our employees with a paid subscription to the Calm app and offer generous external learning and tuition reimbursement benefits. At AFS, we offer a hybrid work schedule for most roles that allows employees to have the flexibility of working from home and one of our primary offices.

EEO Statement

Apex Fintech Solutions is an equal opportunity employer that does not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, veteran status, marital status, or any other protected characteristic. Our hiring practices ensure that all qualified applicants receive fair consideration without regard to these characteristics.

Disability Statement

Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We are dedicated to ensuring equal employment opportunities and providing reasonable accommodations to qualified individuals with disabilities. If you require reasonable accommodations to participate in the application or interview process, please submit your request via the Candidate Accommodation Requests Form. We will work with you to provide the necessary accommodations to ensure your full participation in our hiring process.

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