Senior Full Stack Software Engineer Fast-growing financial services company New York $175k to $225k USD base a year Posted today

raydar; New York (NY); Hybrid; USD 175,000 - 225,000; Full time

Benefits offered by this job

Health insurance premium coverage

Paid parental leave

Unlimited paid time off

Hybrid work schedule

Job summary

Raydar is recruiting for a Senior Full Stack Software Engineer on behalf of a fast-growing financial services client in New York. You will build and ship full-stack features for a payments-focused web platform, taking problems from definition through production with a high degree of independence.

You will work across a JavaScript frontend and a Node.js backend, shaping architectural and design decisions while collaborating closely with non-technical stakeholders.

Qualifications

• Bachelor's or master's degree in computer science or related engineering field.
• Strong hands-on skill across both client and server sides of a modern web application using a JavaScript-based toolchain.
• Experience building systems that handle sensitive data with data integrity and security at the core.

Responsibilities

• Scope loosely defined product problems, split them into deliverable pieces, and take them live.
• Shape architectural and design choices that guide platform direction.
• Build features across a JavaScript frontend and a Node.js backend.
• Translate complex operational processes into working software with product and non-technical teammates.
• Use AI tools and automation to develop the product and the way the team builds it.

Skills

JavaScript

Node.js

AI tooling

Education

Bachelor's or Master's degree in computer science or related engineering field

Tools

AI tooling

Job description

# Senior Full Stack Software EngineerFast-growing financial services company* LocationNew York* TypeFull-time* Posted7 November 2026Apply for this roleThe role, as published## About the companyOur client is a fast-growing financial services company.## The roleRaydar is recruiting for this role on behalf of our client. Build and ship full-stack features for a payments-focused web platform, taking product work from undefined problems through to production with a high degree of independence. The role pairs hands-on engineering with input on system design and close daily work alongside non-technical colleagues.## What you'll do* Scope loosely defined product problems, split them into deliverable pieces, and take them live.* **Shape architectural and design** choices that guide the direction of the platform.* **Build features** across a JavaScript front end and a Node.js back end.* Translate complicated operational processes into working software with product and non-technical teammates.* **Use AI tools** and automation to develop the product and the way the team builds it.## What we're looking for* Experience shipping production software at a large, engineering-led technology company operating at scale.* A bachelor's or master's degree in computer science or a related engineering field, or an adjacent degree from a strong program.* Strong hands-on skill across both the client and server sides of a modern web application, working in a JavaScript-based toolchain.* Experience building systems that handle sensitive data and treating data integrity and security as a core concern.* Clear written and verbal communication with non-technical stakeholders.## Bonus points* Familiarity with AI tooling as a default part of the development workflow.* Background in payments, billing, claims or electronic health records, or a clear interest in those areas.* Health insurance premium coverage* Paid parental leave* Unlimited paid time off* Hybrid work schedule## Location and work model* New York, NY or San Francisco, CA, United States* Hybrid, 3 days in-office per week with flexible day selection* Full-time## Compensation, as the posting describes it* EquityPay$175k to $225kUSD base a year