Senior Frontend Engineer

Aptia Group; Orlando (FL); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Aptia Group, a leading professional services firm, is seeking a Senior Frontend Engineer to build fast, accessible UI at scale. You’ll own major feature development, drive refactors, and guide frontend standards, tooling, and best practices in collaboration with Product, Design, and Backend teams.

You’ll mentor engineers and help shape Aptia’s design system while delivering cohesive user experiences across our platforms.

Qualifications

• 8+ years of professional frontend engineering experience.
• Strong proficiency in React and TypeScript.
• Experience delivering complex UIs at scale with accessibility in mind.
• Experience contributing to or leading a design system or component library.

Responsibilities

• Create fast, accessible, and visually engaging interfaces at scale.
• Lead feature development and technical refactors for frontend platforms.
• Own performance tuning and optimization across applications.
• Maintain and evolve our component design system in collaboration with Product and Design.
• Mentor mid-level and junior frontend engineers through reviews and pairing.

Skills

React

TypeScript

State management

Design system

Performance optimization

Frontend architecture

Communication

UI charts

Mentoring

Tools

Charting libraries

Webpack

Testing (Jest)

Job description

Join to apply for the Senior Frontend Engineer role at Aptia Group

Founded to shape the future of pensions, health, and insurance solutions, Aptia is a leading professional services firm dedicated to simplifying complexity for businesses and individuals. We bring together cutting‑edge technology and deep industry expertise to help organisations navigate an evolving landscape with clarity and confidence.

With a presence in the US, UK, India, and Portugal, we support over six million people and more than 1,100 clients, delivering solutions that drive efficiency, enhance financial security, and provide peace of mind.

Our strength lies in the combination of smart technology and expert teams, ensuring that managing pensions, health, and insurance is more effective. By focusing on innovation, accessibility, and client success, we help businesses take care of their people, so they can focus on what they do best.

And we are expanding. Aptia Group is not only fueled by our investors' backing but also by our commitment to foster the growth and success of our people. At Aptia, we're investing heavily in learning and development, paving unique career paths for our colleagues.

Specialist. Responsive. Thoughtful. Our values aren't just words; they are the backbone of our business. Our team embodies our values daily, to surpass client expectations, evolve constantly and nurture genuine relationships for the long‑term.

We’re seeking a Senior Frontend Engineer to help shape the future of our user interfaces. In this role, you'll build fast, accessible, and visually engaging applications at scale, lead major feature development and technical refactors, and own the evolution of our component design system. You'll collaborate closely with Product, Design, and Backend teams while mentoring engineers and setting frontend standards, tooling, and best practices.

Location: This position is based in our Lake Mary, FL office as part of a hybrid working arrangement; you will be expected onsite three (3) days per week

What you’ll be doing

• Create fast, accessible, and user‑friendly interfaces at scale


• Contribute to feature development and technical improvements


• Support application performance tuning and optimization


• Maintain and enhance our component design system library in partnership with Product and Design


• Guide and support mid‑level and junior frontend engineers through code reviews, pairing, and knowledge sharing


• Help establish frontend standards, tooling, and best practices


• Work closely with Product, Design, and Backend teams to deliver cohesive user experiences

What we’re looking for

• 8+ years of professional frontend engineering experience


• Strong proficiency in modern React and TypeScript


• Experience with state management patterns


• Demonstrated experience delivering high‑quality, complex user interfaces at scale


• Attention to design details, animation, and motion


• Experience contributing to or scaling a design system or component library


• Skills in performance profiling and optimization


• Solid understanding of modern bundlers


• Excellent communication and collaboration skills


• Experience integrating and customizing UI charting libraries and third‑party SDKs/APIs

Preferred qualifications

• Contributions to open‑source UI libraries or tools


• Background in design or strong collaboration history with designers


• Experience building editor tools, dashboards, or data‑intensive applications

Seniority level

Mid‑Senior level

Employment type

Full‑time