Senior Frontend Software Engineer - React

Luxoft Poland; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Job summary

Luxoft Poland is seeking a senior front-end developer to design, implement, and maintain modern web interfaces for enterprise-grade banking applications. You will work across React 17+ and TypeScript, with exposure to Angular as needed, ensuring scalable, accessible UI components.

The role emphasizes collaboration with backend teams, automated UI testing, and adherence to agile ceremonies in a fast-paced investment-banking context.

Qualifications

• Proven experience with React 17+, Typescript, Redux is a plus.

Responsibilities

• Design, develop, and maintain modern, scalable web applications using React (17+) and TypeScript, with exposure to Angular where required
• Build high-quality, reusable UI components with a strong focus on performance, accessibility, and maintainability
• Collaborate closely with backend engineers to define and consume RESTful APIs, clearly communicating requirements and constraints
• Translate business and product requirements into clean, intuitive user interfaces
• Apply clean code principles and front-end best practices across the codebase
• Write and maintain automated UI tests using React Testing Library, Cypress, and/or Playwright
• Implement and maintain application styling using CSS3, Less, and CSS Modules, taking ownership of UI look and feel
• Participate actively in agile ceremonies (Scrum/Kanban), including refinement, planning, reviews, and retrospectives
• Perform code reviews and contribute to continuous improvement of front-end standards and tooling
• Work closely with QA, product managers, and designers to ensure high-quality, business-aligned deliveries
• Support and improve existing applications in a fast-paced, enterprise investment-banking environment

Skills

React 17+

TypeScript

Redux

UI Testing

REST API

Agile

Tools

React Testing Library

Cypress

Playwright

CSS Modules

Less

CSS3

Job description

Hybrid -> 3 days per week from the office Fabryczna Office Park

Project Description:

We are looking for a skilled front-end developer to join our client's team and contribute to the development of modern, scalable web applications. You'll be part of a collaborative client's team focused on clean code, agile methodologies, and delivering high-quality user interfaces. This position is ideal for someone who enjoys working across multiple frameworks and thrives in a fast-paced, agile environment. The client is from investment banking industry.

Responsibilities:

• Design, develop, and maintain modern, scalable web applications using React (17+) and TypeScript, with exposure to Angular where required
• Build high-quality, reusable UI components with a strong focus on performance, accessibility, and maintainability
• Collaborate closely with backend engineers to define and consume RESTful APIs, clearly communicating requirements and constraints
• Translate business and product requirements into clean, intuitive user interfaces
• Apply clean code principles and front-end best practices across the codebase
• Write and maintain automated UI tests using React Testing Library, Cypress, and/or Playwright
• Implement and maintain application styling using CSS3, Less, and CSS Modules, taking ownership of UI look and feel
• Participate actively in agile ceremonies (Scrum/Kanban), including refinement, planning, reviews, and retrospectives
• Perform code reviews and contribute to continuous improvement of front-end standards and tooling
• Work closely with QA, product managers, and designers to ensure high-quality, business-aligned deliveries
• Support and improve existing applications in a fast-paced, enterprise investment-banking environment

Mandatory Skills Description:

• Proven experience with React 17+, Typescript, Redux is a plus
• Minimum 10 years of experience in React with Typescript proven track of engagement in long-term projects in React
• Experience in testing UI applications (RTL, Cypress, Playwright)
• Proficiency in CSS3/Less/CSS Modules (not being afraid to style applications).
• Excellent problem-solving abilities.
• Experience in RESTful API design.
• Familiarity with agile development practices (Scrum, Kanban, etc.).
• Good communication skills and the ability to clearly state requirements for the backend team.