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Apex Fintech Solutions

Senior Software Engineer (Trade Order Management)

Sorry, this job was removed at 10:09 p.m. (CST) on Friday, Apr 10, 2026
Hybrid
Austin, TX, USA
Hybrid
Austin, TX, USA

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WHO WE ARE

Apex Fintech Solutions (AFS) powers innovation and the future of digital wealth management by processing millions of transactions daily, to simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech solutions enables us to support clients such as Stash, Betterment, SoFi, and Webull, and more than 20 million of our clients' customers. 

Collectively, AFS creates an environment in which companies with the biggest ideas in fintech are empowered to change the world. As a global organization, we have offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila.

If you are seeking a fast-paced and entrepreneurial environment where you'll have the opportunity to make an immediate impact, and you have the guts to change everything, this is the place for you. 

AFS has received a number of prestigious industry awards, including:

  • 2021, 2020, 2019, and 2018 Best Wealth Management Company - presented by Fintech Breakthrough Awards

  • 2021 Most Innovative Companies - presented by Fast Company

  • 2021 Best API & Best Trading Technology - presented by Global Fintech Awards

ABOUT THIS ROLE

Apex Fintech Solutions is seeking a Senior Software Engineer with specialized experience in trading to join our Order Management team in Austin. In this role, you will leverage your deep domain knowledge and engineering expertise to pioneer our new trading platform.

As a key contributor, you’ll engage in the design and implementation of complex trading APIs and contribute to the evolution of our high-performance trading systems. Your contributions will be crucial as we deploy cutting-edge, cloud-native technologies within a highly innovative, event-driven architecture. This is a stellar opportunity for someone passionate about pushing the boundaries of financial technology and trading.

Duties/Responsibilities

  • Design, develop, test, deploy, maintain, peer-review, and continuously tune high-performance, high-throughput software.

  • Collaborate with other members of the team to share, learn, develop, and deliver designs and coding standards to meet the growing needs of the platform

  • Build resilient, self-scaling, self-healing services that deliver the highest level of reliability.

  • Support the production systems that you design. This includes building, deploying (CI/CD), and monitoring (DataDog, Grafana, Prometheus, PagerDuty).

  • Write commercial grade, well-tested code, and maintain high code-quality standards across your team through code reviews and other best practices.

  • Implement instrumentation to maintain observability to proactively visualize opportunities for improvement.

Education and/or Experience

  • BA, BS, MS in Computer Science, Engineering or related technology field (or equivalent experience)

  • 3+ years of prior work experience as a Senior Software Developer.

  • Previous experience in the trading domain is required.

  • Financial services (capital markets, clearing or order management systems) background is required.

  • Experience with trading technology is required.

  • Experience with Google Cloud Platform is nice to have.

  • Experience with Kubernetes, Google CloudRun and/or Docker is a plus.

  • Experience with Apache Kafka or Google Pub/Sub is a plus.

  • Experience hiring, mentoring, and coaching other engineers is a plus.

Required Skills/Abilities

  • Excellent verbal and written communication skills.

  • Strong understanding of high load, low latency architecture object-oriented design, algorithm, and data structures.

  • Expertise in Java and/or GO is required (Python is also nice to have).

  • Ability to learn new technologies (languages, tools, frameworks) quickly.

  • Ability to visualize and propose system design, document the design and implement it.

  • Adaptability: while you enjoy establishing processes and standards, you understand the need to be flexible and enjoy trying new things.

Work Environment

  • This job operates in a hybrid work environment where our team members go into the office 3 days per week and have 2 remote days per week.

#engineering #mid-senior #full-time #LI-SD1 #APEX

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.

Apex Fintech Solutions Austin, Texas, USA Office

2010 E 6th St, Austin, TX, United States, 78702

What you need to know about the Austin Tech Scene

Austin has a diverse and thriving tech ecosystem thanks to home-grown companies like Dell and major campuses for IBM, AMD and Apple. The state’s flagship university, the University of Texas at Austin, is known for its engineering school, and the city is known for its annual South by Southwest tech and media conference. Austin’s tech scene spans many verticals, but it’s particularly known for hardware, including semiconductors, as well as AI, biotechnology and cloud computing. And its food and music scene, low taxes and favorable climate has made the city a destination for tech workers from across the country.

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