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Senior Software Engineer

PEAK6

Salary not specified
Sep 5, 2025
Austin, TX, US
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Apex Fintech Solutions is looking to solve the problem of simplifying, automating, and facilitating access to financial markets by developing and maintaining high-quality software solutions. The company needs to leverage expertise to contribute to all aspects of the software development lifecycle, from requirements analysis and architectural design to implementation, testing, and deployment, to deliver scalable, reliable, and efficient software products that meet user needs and business objectives.

Requirements

  • Experience with other programming languages, Docker, Kubernetes, and cloud environments (GCP/Azure/AWS).
  • Strong understanding of distributed and event-driven architectures.
  • Capable of diagnosing and fixing complex technical issues effectively.
  • Experience with Java
  • Experience with microservices architecture
  • Experience with Kubernetes
  • Experience with cloud environments (GCP/Azure/AWS)

Responsibilities

  • Define, develop, deploy, and maintain software that adds real value to Apex.
  • Engage in full-stack development, predominantly focusing on backend processes using Java and other languages as needed.
  • Build and maintain microservices managed by Kubernetes, ensuring scalability and resilience.
  • Design and implement clean, consistent APIs for internal and external use, ensuring they meet functional and reliability standards.
  • Write well-documented, thoroughly tested, and easily maintainable code.
  • Tackle complex technical challenges across all layers of the application stack, contributing innovative ideas for system enhancements and solutions.
  • Advocate for and implement best practices in software design and development, including DevSecOps, continuous integration (CI), and trunk-based development.

Other

  • 5+ years of professional software development experience, with a demonstrated ability in a multi-person team setting.
  • Mentor junior developers, fostering a culture of technical excellence and innovation in our Belfast office.
  • Excellent interpersonal and communication skills, capable of working collaboratively across different geographical locations and explaining technical details to non-technical stakeholders.
  • Demonstrated leadership skills with the ability to drive projects, mentor peers, and promote a positive and productive work environment.
  • This job operates in an office environment 3 days per week.