Senior Software Engineer - Frontend Platform & Commerce Services

We are seeking a Senior Software Engineer - Frontend Platform & Commerce Experiences to design and build the next generation of reusable, high-performance web components that power Microsoft's commerce experiences - including pricing, cart, checkout, and payments. This role is for a frontend-focused engineer with experience in modern web frameworks, accessibility, and design systems. You will help define and evolve Microsoft's commerce UI architecture while ensuring secure, high-quality, and scalable user experiences in close collaboration with design, product, and engineering partners.

As a hands-on engineer, you will modernize and scale web experiences across multiple properties, drive adoption of web components from our Reimagine design system, and extend that library to power dynamic, enterprise-grade shopping and checkout flows. Beyond hands-on development, you'll influence architecture, improve developer efficiency through shared tooling and governance, and ensure quality at scale by reviewing pull requests and mentoring vendor engineering teams.

Microsoft's mission is to empower every person and every organization on the planet to achieve more. We value respect, integrity, and accountability and foster a culture of inclusion where everyone can thrive. In alignment with our values, this role emphasizes partnership, innovation, and continuous learning.

Responsibilities:

• Build and maintain reusable web components for commerce flows like pricing, cart, and checkout.
• Translate Figma designs and design tokens into modular frontend solutions.
• Write clean, performant, and accessible HTML, CSS, and TypeScript code.
• Ensure secure, compliant, and accessible cart/checkout experiences (WCAG/ARIA, PCI).
• Integrate frontend components with APIs and optimize user journeys using analytics and experimentation frameworks.
• Collaborate with designers, product managers, and engineers to deliver and scale commerce UI solutions.

Qualifications:

Required Qualifications

• Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience.
• 4+ years of frontend development experience with Web Components, TypeScript, JavaScript, and CSS .
• 2+ years of demonstrated experience working with front end design systems (e.g. - Fluent, Material, Spectrum), Theming frameworks (e.g. - CSS variables, Sass, Tailwind), and reusablecomponentlibraries.
• 2+ years of experience delivering commerce-related UI features such as pricing displays, cart interactions, and checkout flows.

Preferred Qualifications:

• Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience.
• Experience implementing Figma-based designs , ensuring pixel-perfect execution and fidelity to design intent.
• Experience building or contributing to enterprise design systems orcomponentlibraries .
• Familiarity with commerce platforms, payment integrations, or transactional workflows .

Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $158,400 - $258,000 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: ;br>
Microsoft will accept applications for the role until October 21, 2025.

Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you need assistance and/or a reasonable accommodation due to a disability during the application or the recruiting process, please send a requestvia the Accommodation request form .

Benefits/perks listed below may vary depending on the nature of your employment with Microsoft and the country where you work.

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