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Senior Full-Stack Engineer - React/React Native + Java + AI/Automation | Irvine, California
Senior Full-Stack Engineer - React/React Native + Java + AI/Automation
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Irvine , California

|

Hybrid

|

Contract

Irvine, California

|

Hybrid

|

Contract

Job ID 76868|Posted Nov 4, 2026
JOB DESCRIPTION

Exciting opportunity for a Senior Full-Stack Engineer to help build and enhance digital experiences for investors, advisors, and internal business teams in the wealth and investment management space. This hands-on role combines modern front-end and mobile development with Java back-end engineering, cloud services, and AI-assisted development tools to support meaningful digital transformation.

Responsibilities

  • Design, build, and support scalable full-stack applications using React, React Native, Java, and Spring Boot
  • Develop and maintain web and mobile solutions for client-facing and advisor-facing platforms
  • Create secure RESTful and GraphQL APIs that support complex financial workflows
  • Work with AWS services to deliver reliable, highly available cloud-based solutions
  • Collaborate with product, architecture, UX, and business partners to translate needs into technical solutions
  • Build reusable components, shared services, and application frameworks to improve consistency and speed of delivery
  • Improve application performance, maintainability, security, and overall user experience
  • Participate in code reviews, technical design sessions, sprint planning, and architecture discussions
  • Use AI-assisted development tools to improve productivity and code quality
  • Support engineering best practices and help mentor less experienced developers

Skills

  • 7+ years of full-stack software engineering experience
  • Strong hands-on experience with React, React Native, Java, Spring Boot, JavaScript, and TypeScript
  • Experience building and supporting production mobile applications
  • Background designing microservices-based solutions
  • Knowledge of application security, authentication, authorization, and OAuth
  • Experience with relational databases such as PostgreSQL, Oracle, or SQL Server
  • Familiarity with CI/CD pipelines and modern DevOps practices
  • Experience working with AWS cloud services
  • Exposure to AI-assisted development or engineering automation tools
  • Recent experience in investment management, wealth management, asset management, or related financial services domains

Preferred Skills

  • Experience building advisor-facing or investor-facing digital platforms
  • Exposure to portfolio management, trade processing, performance reporting, or financial planning applications
  • Experience supporting modernization efforts within financial services environments
  • Technical leadership experience in client-facing settings
  • Prior consulting experience

Horizontal is committed to fostering an inclusive environment where different perspectives, backgrounds, and experiences are valued. We encourage qualified candidates from all communities to apply and bring their authentic selves to the opportunity.

By applying for this position, you acknowledge and agree that Horizontal Talent may contact you regarding your application using automated technology, including phone calls, SMS/text messages, or email, which may be delivered by our virtual AI recruiter, Alex.

Horizontal is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, veteran status, or any other protected characteristic under applicable law.

Horizontal is committed to taking affirmative action to employ and advance in employment qualified individuals with disabilities and protected veterans. If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process or participate in the interview process, click here to request accommodation assistance.

All applicants applying must be legally authorized to work in the country of employment.

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