Senior Angular Developer

XTB online investing; Warszawa; Hybrid; PLN 180,000 - 270,000; Full time

Benefits offered by this job

Training budget

Birthday off

Parental day off

Equipment provided

Private medical care

Wellbeing platform

Remote work

Job summary

XTB online investing in Warsaw seeks an experienced Frontend Developer to build and enhance our trading platform using Angular and TypeScript. You will translate UI/UX designs into scalable interfaces, collaborate with backend teams via REST and gRPC, and maintain high-quality code with automated tests.

Join a large Product & Technology Department delivering value across markets, with a strong focus on accessibility, performance, and modern frontend architectures.

Qualifications

• Strong knowledge of JavaScript and TypeScript.
• Expertise in the Angular framework.
• Experience with Nx and GitLab workflows.
• Understanding of microfrontend architectures (Module Federation, Web Components) and gRPC/gRPC‑Web.
• Proficiency with RxJS and reactive programming concepts.
• Familiarity with design patterns and testing (Karma/Jasmine or Jest).
• Experience with Agile methodology (Scrum).
• Independent problem solving and proactive collaboration.

Responsibilities

• Designing and developing new features for a trading platform using Angular and TypeScript.
• Build scalable, high-performance UIs based on mockups (Figma) and a design system.
• Collaborate with backend on API integrations (REST/gRPC).
• Maintain high code quality with best practices and code reviews.
• Write unit and integration tests (Jest, Karma/Jasmine).
• Support the team in solving technical challenges and knowledge sharing.
• Participate in sprint planning and daily Scrum ceremonies.
• Ensure accessibility (a11y/WCAG) and high user experience.
• Explore new tech to improve team efficiency and product quality.

Skills

JavaScript

TypeScript

Angular

Microfrontends

gRPC/gRPC-Web

RxJS

Design patterns

GitLab

Unit tests

Agile/Scrum

Git

Tools

Nx

Karma/Jasmine

Jest

Job description

XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you.

We are a certified Great Place to Work company.

About the Product & Technology Department

The Product & Technology Department is a team of more than 600 experts. In our work, we value determination and ownership - we have a real impact on the development of our application, and our customers’ high expectations motivate us to keep improving. Our ambition is not only to develop the app but also to continuously grow our skills and strive to be the best at what we do. We believe that the solutions we offer represent the future of investing.

By setting high standards for ourselves, we know we can always rely on one another. We work in interdisciplinary teams where knowledge sharing is encouraged. Within our department, we also organize workshops and guilds - meetings focused on specific areas or technologies - to continuously develop our skills.

Responsibilities

• Designing and developing new functionalities for a trading platform using Angular and TypeScript.
• Building scalable, high-performance, and responsive user interfaces based on provided mockups (Figma) and the design system.
• Collaborating with the backend team on API integrations using REST and gRPC.
• Maintaining high code quality by applying best practices, design patterns, and conducting regular code reviews.
• Writing unit and integration tests using tools such as Jest, Cypress, or Playwright.
• Supporting the team in solving technical challenges and sharing knowledge and experience.
• Participating in sprint planning and daily work within an Agile (Scrum) environment.
• Ensuring application accessibility (a11y/WCAG) and delivering a high-quality user experience.
• Monitoring and implementing new technological solutions that can improve team efficiency and product quality.

Requirements

• Very good knowledge of JavaScript and TypeScript,
• Very good knowledge of the Angular framework,
• Experience working with Nx
• Strong understanding of microfrontend architectures (Module Federation, Web Components) and experience with communication patterns based on gRPC / gRPC-Web.
• Knowledge of reactive programming concepts and the RxJS library,
• Knowledge of design patterns,
• Knowledge of working with code versioning systems (Git, GitLab),
• Experience in writing unit tests (Karma/Jasmine or Jest),
• Experience in working with Agile methodology (Scrum),
• Independence and ability to find solutions.

What we offer

• Real influence on the development of the company and the product.
• Work in an experienced team that is happy to share its knowledge.
• A clear vision of development thanks to regular feedback and clear career paths.
• Regular team-building meetings.

Benefits

• A training budget for courses and conferences that interest you.
• An extra day off on your birthday.
• An extra day off for parents.
• Equipment tailored to your needs.
• Private medical care and group insurance.
• Access to an e-learning platform for learning English and a benefits platform.
• Access to a wellbeing platform and the opportunity to take advantage of workshops and private therapy sessions.
• Remote work, from the office in Warsaw or from a coworking space in your city.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.