Backend Developer - Node.js

At Infront, we are committed to fostering an inclusive workplace, recognizing our diverse team as one of our most valuable assets.

For 25 years, Infront has been empowering financial market experts to make faster, smarter, compliant decisions. Over time, we have expanded our foundation by bringing together companies with more than 75 years of combined market experience and trust. All these years on, we're still building. Opening our new Madrid office this summer marks an exciting next chapter, and we're growing our team in order to write it.

Our strength lies in market data, delivering reliable, accurate information through a powerful suite of tools, spanning Data Intelligence, Wealth Management solutions, and Trading & Investor solutions, that our users depend on every day. Today, we are one of Europe’s leading providers of market data and financial software, helping professionals navigate markets with confidence and speed.

About the Role

As part of our backend development team, you will play a key role in evolving and strengthening our service solutions. You’ll join a growing, collaborative group of developers who value creativity, knowledge-sharing, and mentorship. Working across a diverse range of projects and skillsets, you’ll always have opportunities to learn, contribute, and explore new technologies.

We are currently looking for a Node.js developer to join our new DataManager API family. This role is ideal for someone who enjoys collaborating with cross-functional teams to build practical, real‑world solutions.

In this agile team, here’s what we expect from you will:

• Contribute across all phases of the development lifecycle.
• Design, build, and maintain efficient, scalable Node.js code.
• Ensure high performance, quality, and responsiveness of applications.
• Identify, troubleshoot, and resolve bottlenecks and bugs.
• Maintain and improve code quality, structure, and organization.
• Collaborate on diverse and challenging projects in an international environment.
• Monitor system health and ensure high availability.
• Develop and maintain systems that support our applications.
• Improve reliability, quality, and time‑to‑market of software solutions.
• Measure and optimize system performance, anticipating user needs and driving innovation.
• Act as a Scrum Facilitator, promoting and continuously improving Scrum practices within the team.
• Facilitate all Scrum ceremonies (Sprint Planning, Daily Stand‑ups, Sprint Review, and Retrospective) to ensure they are effective, focused, and outcome‑driven.

Who you are

You are smart, pragmatic, and a clear communicator who loves to solve problems with original thinking, drive features and can work as part of an agile team to make us stronger together.

Qualifications

• Degree in Computer Science or related field or equivalent experience
• Ability to work as part of a team
• Strong quality focus
• DevOps mindset
• Open to learning new things
• Knowledge about application security and privacy awareness
• Solid understanding of asynchronous programming

Hard‑skills

• Proficiency in Node.js
• Proficiency in SQL
• Familiarity with Git
• Experience with unit testing

The following skills are considered advantageous

• Domain knowledge in the financial domain, including financial protocols
• Familiarity with Kubernetes and containerization
• Experience with REST web services
• Proficiency in Memcached, Redis
• experience as agile facilitator

Our offer

• Health & wellness: Benefit from wellbeing initiatives tailored to local needs, including access to an employee assistance programme that provides confidential support to employees and their families.
• Holiday: Enjoy competitive holiday entitlement aligned with local markets, so you can rest and recharge.
• Remote work: Enjoy the opportunity to work two days a week from home, with flexible working hours where possible. You may also request to work up to four weeks per year from a different location.
• Learning & development: Support your career progression with access to learning resources, ongoing conversations with your manager, and opportunities to share the knowledge you gain with your team.
• Culture & impact: Be part of an international team with a startup mindset and play a key role in making a meaningful impact.
• Our offices: Work from Europe’s leading financial centres and be at the heart of where finance happens.

Additional notes

All candidates selected for employment are subject to Pre‑Employment Screening. This process includes professional reference and background checks conducted by our third‑party partner, ZINC. These screenings are part of our commitment to ensuring a secure, compliant, and trustworthy workplace.

This position will be based in our office in Madrid, and we can only consider applications from candidates who are already based in Madrid and who are eligible to work in Spain and do not require sponsorship for a working permit.

We kindly ask that you submit your CV in English.

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