Senior Frontend Platform Engineer - Design Systems & Tooling

Saxo Bank; København; On-site; DKK 900,000 - 1,200,000; Full time

Job summary

Saxo Bank is seeking a Senior Frontend Developer to help shape the frontend foundation behind Saxo’s trading platforms. You will join the Platform Framework team, owning shared frameworks and tooling used by 150+ developers across the bank.

You will design reusable components, contribute to the design system, and raise frontend quality, accessibility, and CI/CD practices while mentoring peers and collaborating with designers, architects, and product teams.

Qualifications

• 3+ years of professional frontend software development experience (ideally with complex frontend applications and/or Node.js).
• Strong experience with React, TypeScript, modern JavaScript, HTML, CSS, accessibility, and frontend architecture.
• Experience building reusable component libraries, design systems, shared frameworks, SDKs, or developer tooling.
• A platform engineering mindset: able to think beyond individual features and focus on scalable, maintainable, long-term solutions.
• Experience with automated testing, preferably React Testing Library and Playwright, plus CI/CD and Azure DevOps YAML-based workflows.
• Strong problem-solving skills, excellent communication, and the ability to work across teams and influence without direct authority.

Responsibilities

• Design and develop shared frontend frameworks, reusable components, platform services, and developer tooling used across multiple Saxo applications.
• Contribute to Saxo's design system, component libraries, frontend architecture, and technical standards.
• Improve platform stability, accessibility, maintainability, automated testing, CI/CD workflows, and release quality.
• Simplify ways of working for other teams by reducing friction, improving tooling, documenting standards, and promoting consistent frontend patterns.
• Collaborate with designers, architects, product teams, and engineers across Saxo, while mentoring developers through reviews, knowledge sharing, and technical guidance.

Skills

React

TypeScript

JavaScript

HTML/CSS

Frontend architecture

Component libraries

DevTools CI/CD

Azure DevOps

Testing

Communication

Tools

Playwright

React Testing Library

Azure DevOps

Job description

Saxo Bank is seeking a Senior Frontend Developer to help shape the frontend foundation behind Saxo’s trading platforms. You will join the Platform Framework team, owning shared frameworks and tooling used by 150+ developers across the bank.

You will design reusable components, contribute to the design system, and raise frontend quality, accessibility, and CI/CD practices while mentoring peers and collaborating with designers, architects, and product teams.