Senior Software Engineer - FinTech AI-Driven Hybrid (3 onsite days)

Stem IT; New York (NY); Hybrid; USD 140,000 - 180,000; Full time

Job summary

Stem IT in Midtown Manhattan is seeking a Senior Software Engineer to join a fast-paced fintech team, delivering core solutions and scalable applications. The role requires strong Java/Spring, OOP, microservices, and containerization skills.

Three days per week onsite; knowledge of AI tools and cloud deployment is a plus. A Bachelor's degree in computer science is required; a Master’s is preferred for advanced roles.

Qualifications

• Bachelor’s in computer science or related field required
• Master’s/PhD in computer science or related field preferred
• Experience with Java ecosystem and OOP design patterns
• Experience with containerization and deployment tools
• Experience with AI tools like Claude, Cursor, Gemini or similar

Responsibilities

• Join a fast-paced fintech team to build scalable applications.
• Deliver core solutions with Java/Spring and microservices.
• Collaborate on AI-enabled development using agentic tools.

Skills

Java / Java ecosystem

OOP principles

Microservices

Containerization

AI tools like Claude Cursor Gemini

SQL / NoSQL databases

Education

Bachelor's degree in CS or related field

Master’s degree in CS or related field

Tools

Spring Framework

AWS

Docker / Kubernetes

CI/CD tools

Python / TypeScript

Job description

Stem IT in Midtown Manhattan is seeking a Senior Software Engineer to join a fast-paced fintech team, delivering core solutions and scalable applications. The role requires strong Java/Spring, OOP, microservices, and containerization skills.

Three days per week onsite; knowledge of AI tools and cloud deployment is a plus. A Bachelor's degree in computer science is required; a Master’s is preferred for advanced roles.