Senior Frontend Engineer — React/TypeScript | Hybrid Lisbon

HumanIT Digital Consulting; Lisboa; Hybrid; EUR 28,000 - 37,000; Full time

Job summary

HumanIT Digital Consulting in Lisbon is seeking a Senior Frontend Engineer (React/TypeScript) for a hybrid role requiring 2–3 days in the office. You will contribute to a fintech project focusing on performance, security and user experience.

You should have strong React expertise, experience with component architecture and data fetching, and a track record of accessible, pixel-perfect UI. English communication and Lisbon office presence are essential.

Qualifications

• Proven experience delivering high-performance frontend applications.
• Strong React experience and understanding of component architecture, application state and data fetching.
• Ability to build responsive, data-intensive interfaces without compromising performance or usability.
• Exceptional attention to visual detail and pixel-accurate implementation.
• Experience developing accessible interfaces aligned with WCAG standards.
• Strong automated testing, debugging and performance optimisation practices.
• Ownership, curiosity and the confidence to question assumptions and explain technical decisions.
• Professional English communication skills.
• Availability to attend the central Lisbon office 2–3 days per week.

Responsibilities

• Contribute to automated testing and performance optimisation.
• Handle production debugging and documentation.
• Manage client-library versioning and collaboration with backend teams.

Skills

React

TypeScript

Frontend engineering

Performance optimization

Automated testing

WCAG accessibility

English proficiency

On-site availability

Job description

HumanIT Digital Consulting in Lisbon is seeking a Senior Frontend Engineer (React/TypeScript) for a hybrid role requiring 2–3 days in the office. You will contribute to a fintech project focusing on performance, security and user experience.

You should have strong React expertise, experience with component architecture and data fetching, and a track record of accessible, pixel-perfect UI. English communication and Lisbon office presence are essential.