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Senior Software Engineer (Trade Order Management)

PEAK6

Salary not specified
Dec 29, 2025
Austin, TX, US
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Apex Fintech Solutions is seeking to pioneer a new trading platform and deploy cutting-edge, cloud-native technologies within a highly innovative, event-driven architecture to support clients such as Stash, Betterment, SoFi, and Webull, and more than 20 million of our clients' customers.

Requirements

  • Expertise in Java and/or GO is required
  • Experience with trading technology is required.
  • Financial services (capital markets, clearing or order management systems) background is required.
  • Previous experience in the trading domain 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.

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.

Other

  • 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.
  • Excellent verbal and written communication skills.
  • Ability to learn new technologies (languages, tools, frameworks) quickly.
  • 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.