Senior Software Engineer III jobs in United States
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Coastal · 4 months ago

Senior Software Engineer III

Coastal is at the forefront of modern banking, combining strong financial infrastructure with cutting-edge Banking-as-a-Service (BaaS) and fintech enablement strategies. The Senior Software Engineer III plays a critical role in shaping and scaling the technical foundations, guiding a high-performing engineering team, and ensuring alignment with both immediate product needs and broader strategic goals of the bank.

Financial Services

Responsibilities

Deliver high-quality, well-tested code that solves complex business and technical problems
Participate in design discussions, code reviews, and technical decision-making to ensure strong engineering outcomes
Mentor and support junior and mid-level engineers, sharing best practices in coding, architecture, and problem-solving
Lead by example on operational excellence, including monitoring, testing, deployment practices, and incident response
Collaborate with Product Management and stakeholders to translate requirements into clear technical specifications and reliable software
Champion compliance and security, ensuring software adheres to banking regulations (e.g., BSA, OFAC) and internal security policies
Promote knowledge sharing, documentation, and maintainability within the team
Contribute to the continuous improvement of development practices, tools, and team processes

Qualification

Software architectureCloud-native platformsProgramming languagesRegulated industry experienceData structuresCI/CD pipelinesProblem-solvingContinuous improvementEffective communicationLeadership qualitiesMentoringEmotional intelligenceDocumentation

Required

10+ years of professional software engineering experience, including ownership of complex systems in production
Proficiency in one or more modern programming languages (Node.js/TypeScript preferred; functional programming experience a plus)
Strong experience with cloud-native platforms (Microsoft Azure preferred; AWS/GCP also valuable) and CI/CD pipelines
Solid understanding of software architecture, scalable system design, and distributed systems
Experience in regulated industries such as fintech, banking, or healthcare, with strong awareness of security and compliance
Strong knowledge of data structures, algorithms, and software engineering fundamentals
Excellent problem-solving skills and ability to make pragmatic, risk-aware technical decisions
Effective communicator who can collaborate across product, analytics, compliance, and business functions
Leadership qualities with demonstrated success mentoring engineers and guiding technical initiatives
Bachelor's degree in Computer Science, Information Systems, or equivalent experience
10+ years software development experience (with increasing scope and responsibility)

Preferred

Microsoft Azure Fundamentals Certification and/or additional certifications (e.g., Azure DevOps Engineer, Solutions Architect) desirable
Experience using Postman or other API development/testing tools preferred

Company

Coastal

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At Coastal, we are redefining the banking experience through innovative embedded finance solutions tailored for the modern marketplace.

Funding

Current Stage
Growth Stage

Leadership Team

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Danica Hudson
SVP, Head of Enterprise Partnerships & Payments
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Erika Heer
Executive Vice President, Chief Human Resources Officer
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Company data provided by crunchbase