Posted:
2/3/2026, 4:00:00 PM
Location(s):
Madrid, Community of Madrid, Spain ⋅ Community of Madrid, Spain
Experience Level(s):
Mid Level ⋅ Senior
Field(s):
Software Engineering
ABOUT US
We’re the world’s leading provider of secure financial messaging services, headquartered in Belgium. We are the way the world moves value – across borders, through cities and overseas. No other organisation can address the scale, precision, pace and trust that this demands, and we’re proud to support the global economy.
We’re unique too. We were established to find a better way for the global financial community to move value – a reliable, safe and secure approach that the community can trust, completely. We’re always striving to be better and are constantly evolving in an ever-changing landscape, without undermining that trust. Five decades on, our vibrant community reflects the complexity and diversity of the financial ecosystem. We innovate diligently, test exhaustively, then implement fast. In a connected and exciting era, our mission has never been more relevant. Swift now has a presence in 200+ countries and legal territories to serve a community of more than 12,000 banks and financial institutions.
University degree in computer science or related field. Or equivalent work experience.
3 to 5 years experience in systems development.
We are seeking a Web Developer with a strong emphasis on testing and quality assurance. This role combines front-end development expertise with a passion for building reliable, maintainable, and high-performing web applications. You will work primarily with React, Next.js, and modern testing frameworks like Vitest, ensuring robust test coverage and seamless integration into CI/CD pipelines. The position involves close collaboration with product, QA, and DevOps teams to deliver exceptional user experiences backed by solid engineering practices.
Develop and maintain web application features using React, Next.js, and modern JavaScript/TypeScript practices.
Design and implement automated test suites (unit, integration, and end-to-end) using Vitest, Playwright, or similar tools.
Design and implement automated test suites (unit, integration, and end-to-end) using Vitest and Playwright.
Collaborate with QA engineers to define testing strategies and improve overall test coverage.
Integrate testing processes into CI/CD pipelines for continuous delivery and deployment.
Analyze and troubleshoot defects, performance issues, and edge cases across environments.
Maintain documentation for testing frameworks, processes, and quality standards.
Work closely with product and architecture teams to ensure technical solutions meet functional and non-functional requirements.
Participate in sprint planning, code reviews, and retrospectives, contributing to a culture of quality and continuous improvement.
3–5 years of professional experience in front-end development with a strong focus on testing.
Proficiency in React, Next.js, and modern JavaScript/TypeScript.
Hands-on experience with Vitest and other testing frameworks (e.g., Jest, Playwright, Cypress).
Solid understanding of unit, integration, and end-to-end testing principles.
Experience with CI/CD tools (e.g., Jenkins) and version control systems (Git).
Familiarity with performance testing and accessibility standards.
High level of English, spoken and written
Experience with Storybook for component testing and documentation.
Familiarity with Tailwind CSS and responsive design principles.
Knowledge of TDD/BDD and best practices for code quality.
Exposure to containerization (Docker) and cloud platforms (AWS, Azure, GCP).
Understanding of microservices architecture and API testing.
Experience in financial services or other highly regulated industries (a plus).
Strong analytical and problem-solving abilities.
Ability to work effectively in cross-functional and international teams.
Proactive, detail-oriented, and able to manage tasks independently.
What we offer
We put you in control of career
We give you a competitive package
We help you perform at your best
We give you the freedom to be yourself
We give you the freedom to be yourself. We are creating an environment of unique individuals – like you – with different perspectives on the financial industry and the world. A diverse and inclusive environment in which everyone’s voice counts and where you can reach your full potential.
If you believe you require a reasonable accommodation to participate in the job application or interview process, please contact us to request accommodation.
Don’t meet every single requirement? At Swift, we are dedicated to building a workplace where people can bring their full selves and ideas to the team, so if you are excited about this role, we encourage you to apply even if you do not meet every single qualification.
Website: https://swift.com/
Headquarter Location: La Hulpe, Brabant Wallon, Belgium
Employee Count: 5001-10000
Year Founded: 1973
IPO Status: Private
Industries: Financial Services ⋅ Security