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Senior Full Stack Software Engineer

Liberty Personnel Services, Inc.
Princeton, NJ Full Time
POSTED ON 10/15/2026
AVAILABLE BEFORE 11/12/2026
Job Details:

Senior Full Stack Software Engineer

πŸ“ Princeton, NJ | Full-Time, Direct Hire | 2 days a week onsite

Join a highly stable and growing technology team supporting mission-critical systems within a leading financial services organization. This is a hands-on senior engineering role where you'll help design, build, and modernize enterprise applications that directly support trading, operations, business intelligence, finance, and other core business functions.

With exceptional employee retention, a collaborative engineering culture, and significant investment in cloud modernization, this is an opportunity to make a measurable impact while working with modern technologies including Angular, Spring Boot, Microservices, and AWS.

What You'll Be Doing

  • Design, develop, and maintain scalable full stack applications
  • Build modern RESTful APIs and microservices-based solutions
  • Partner with business stakeholders to gather requirements and deliver high-impact technology solutions
  • Develop high-performance web applications using Angular and Java
  • Create and execute unit, integration, and end-to-end testing strategies
  • Support ongoing cloud migration initiatives from on-premise environments to AWS
  • Collaborate with engineering teams in a fast-paced, highly technical environment

Required Experience

  • 5 years of professional software development experience
  • Strong Java development background with expertise in Spring Boot
  • Experience building and supporting Microservices architectures
  • Advanced front-end development experience with Angular
  • Strong SQL and database design experience, preferably MySQL
  • Experience working in Linux environments
  • Familiarity with CI/CD pipelines and modern development practices
  • Excellent communication and collaboration skills

Preferred Experience

  • Kafka
  • Docker and Kubernetes
  • AWS, Azure, or Google Cloud Platform
  • Financial services or trading systems experience

Why Consider This Opportunity?

  • Compensation up to $200K
  • Hybrid schedule (2 days onsite in Princeton)
  • Highly stable organization with outstanding employee retention
  • Modern technology stack and cloud transformation initiatives
  • Direct impact on business-critical enterprise systems
  • Collaborative engineering culture with strong leadership support

Requirements

  • Must be authorized to work in the United States without sponsorship
  • Must be able to work onsite in Princeton, NJ two days per week
  • No third-party candidates or C2C arrangements

Motivated engineers local to Princeton, NJ, who meet the requirements are encouraged to apply.

All inquiries are 100% confidential. Please email paul@libertyjobs.com

An Equal Opportunity Employer committed to diversity in the workplace. We celebrate the unique contributions that each team member brings to our organization.

Please reach out for additional info. I have over 100 roles open daily! Please add me on Linked in.

---No Third Parties---

paul@libertyjobs.com

www.libertyjobs.com

#princeton

#senior

#fullstack

#midsenior

#it

#informationtechnology

Salary : $200,000

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