Senior Full-Stack Software Engineer (JavaScript)

S&P Global

Quick summary

Work type
On-site
Location
Cambridge, MA · New York, NY
Salary
$150,000–$225,000 / yr
Posted
58 days ago
Closes
Jan 28, 2027

Market check

Salary context

Competitive pay

How this pay compares to similar roles

Similar $177k
This role $188k
$108k most similar roles pay here $238k

This role pays more than 65% of similar roles. Most pay $142,400–$211,200 — the shaded band above. At the midpoint, this role pays about $188k versus about $177k for comparable roles.

Based on 240 similar postings.

Employer

About S&P Global

S&P Global delivers Essential Intelligence® that shapes decision making. We provide the world’s leading organizations with the right data, connected technologies and expertise they need to move ahead.

S&P Global currently has 25 open roles on FindRole.

Listed pay typically runs $142,000–$207,700 across 15 roles with salary data.

Most-posted roles

View all roles at S&P Global

At a glance

TL;DR · Senior Full-Stack Software Engineer (JavaScript)

As a Senior Full-Stack Software Engineer at Kensho’s Applications group, you will join the App Experiences team to build AI-centric web applications in TypeScript, from experimental prototypes to full-scale products. You’ll collaborate closely with Product and Design teams to understand user needs and deliver intuitive end-user experiences, making technology decisions that balance short-term goals with long-term sustainability. Ideal candidates have at least five years of experience building commercial web apps in JavaScript/TypeScript, including three years working on modern UI frameworks like React and Next.js. You should possess deep expertise in areas such as web performance or design systems, along with strong product sense and the ability to communicate effectively across technical and non-technical teams. The role involves using technologies like TypeScript, Tailwind CSS, LangGraph, and AWS services while contributing to a collaborative environment that values learning and mentorship.

What you'll do

  • Build full-stack and SPA TypeScript applications from experiments to flagship products.
  • Own and collaborate on technology/architecture decisions, managing trade-offs effectively.
  • Communicate technical constraints and considerations in product discussions.
  • Mentor team members through code reviews and knowledge sharing sessions.
  • Manage project priorities, estimates, and deliverables independently.

What we're looking for

  • At least five years of experience building commercial web applications in JavaScript/TypeScript.
  • At least three years of hands-on experience with modern web UI frameworks like React and Next.js.
  • Deep technical expertise in a relevant domain such as web performance, design systems, or framework knowledge.
  • Strong product sense and ability to collaborate on product decisions effectively.
  • Excellent communication skills for both technical and non-technical stakeholders.
  • Ability to translate ambiguous requirements into clear technical specifications.

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