Senior Full Stack Software Engineer

Contract      Application Developer/Development      Buffalo, New York      [job_pay_with_icon]

Contract

Application Developer/Development

Buffalo, New York

[job_pay_with_icon]

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Role Overview
Our large banking client is undergoing a major modernization initiative within a commercial banking platform. We are seeking a Senior Full Stack Software Engineer to support mission-critical, real-time applications with complex integrations across payments, entitlements, SSO, BRI file transfers, and Bottomline as their vendor-hosted platform. This is not a “keep-the-lights-on” position. The engineer will play a key role in driving platform modernization, stabilization, and innovation to prepare for the transition to Backbase as a core framework, while modernizing and refactoring existing homegrown systems. The ideal candidate will have proven lead experience to hold their own and run with code without supervision. 
 
Key Responsibilities

  • Own and drive future enhancements of existing applications through design and development
  • Collaborate closely with Product Owners, Production support teams, and Business stakeholders
  • Drive modernization and innovation initiatives independently
  • Act as a hands-on individual contributor while participating in peer code reviews
  • Manage personal backlog (“own the cards”) in 2-week sprint cycles
  • Ensure delivery timelines and commitments are met
  • Work closely on a scrum team 3 developers, a Product Owner, and a Tech Lead

 
Required Qualifications

  • 10+ years of hands-on experience with Java, Spring Boot, and API development and integrations
  • Angular (required; last 2–3 years of experience
  • Experience building and supporting mission-critical, real-time processing banking systems
  • Demonstrated ownership of projects and end-to-end delivery
  • Comfortable coordinating work across teams without direct authority – highly self-sufficient and proactive
  • Proven ability to design scalable, reliable solutions
  • Strong experience and understanding of observability and monitoring, especially Kibana
  • Experience building and maintaining CI/CD pipelines
  • Proficient with Git?based source control (e.g., GitLab)
  • Working knowledge of databases (expert-level not required)
  • Experience working in cloud-based environments
  • Strong communication and collaboration skills 

Nice-to-Have Skills

  • Prior experience with Azure
  • Experience with Backbase
  • Payments or online banking domain knowledge

Heitmeyer Consulting is an equal opportunity employer, and we encourage all qualified candidates to apply. Qualified applicants will be considered without regard to minority status, gender, disability, veteran status, or any other characteristic protected by law.

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