Senior Frontend Developer (React / TypeScript)

DCG; Warszawa; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Private medical care

Co-financing for sports card

Dedicated consultant support

Job summary

DCG in Warsaw is seeking a Senior Frontend Developer to design and build advanced front-end features using React and TypeScript. You will translate complex UI/UX designs into robust, scalable components while ensuring accessibility and performance across enterprise applications.

You will collaborate with UI/UX specialists and back-end teams, integrate with REST/GraphQL APIs, and contribute to CI/CD pipelines in a dynamic Agile environment.

Qualifications

• 8+ years of professional software development experience.
• 6+ years hands-on React.js development.
• Experience with enterprise-scale front-end apps.

Responsibilities

• Design and implement front-end features using React.js and TypeScript.
• Translate UI/UX designs into accurate front-end implementations.
• Build reusable UI components and contribute to shared libraries.
• Collaborate with UI/UX and Front-End teams to ensure design consistency.
• Integrate front-end apps with REST/GraphQL backends and microservices.
• Ensure accessibility compliance (WCAG) and testability.

Skills

React.js

TypeScript

UI/UX collaboration

Testing

Tools

Redux

Context API

Figma

Job description

Senior Frontend Developer (React / TypeScript)

Stanowisko: Senior Frontend Developer (React / TypeScript)

Senior Frontend Developer (React / TypeScript)

Responsibilities:

• Design and develop front-end features using React.js, TypeScript and modern front-end technologies
• Implement approved UI/UX designs in line with the established Design System and development standards
• Build reusable UI components and contribute to shared component libraries
• Collaborate closely with Senior UI/UX and Front-End specialists to ensure accurate and consistent implementation of designs
• Integrate front-end applications with REST APIs, GraphQL APIs and backend microservices
• Support compliance with web accessibility standards, including WCAG
• Identify and raise potential usability, consistency and design issues during implementation
• Troubleshoot and resolve UI defects and production issues
• Develop and maintain unit and integration tests for front-end components
• Participate in code reviews, sprint planning, refinement sessions and other Agile ceremonies

Requirements:

• 8+ years of professional software development experience, including at least 6 years of hands‑on React.js development
• Strong practical experience with React.js and TypeScript
• Experience developing enterprise‑scale front-end applications
• Good understanding of modern front-end architecture and component-based development
• Experience with state management solutions such as Redux, Context API or similar technologies
• Ability to work with UI/UX designs and tools such as Figma, translating designs into accurate front-end implementations
• Experience integrating applications with REST and/or GraphQL APIs
• Basic knowledge of WCAG and web accessibility principles
• Experience with automated front-end testing, including unit and integration testing
• Familiarity with CI/CD pipelines and containerized application environments
• Good communication skills and ability to collaborate with designers, developers and other stakeholders
• Fluency in English (both written and spoken)

Nice to have:

• Experience with Micro Frontend architecture, particularly Module Federation
• Basic knowledge of SQL and relational databases
• Experience working in financial services, banking or transfer agency environments
• Previous experience working with enterprise-level design systems

Offer:

• Private medical care
• Co‑financing for the sports card
• Constant support of dedicated consultant