Senior Backend Software Developer

At Nexus, part of French IN Groupe, we secure the new society that emerges in the ever-expanding world of digital transformation. By challenging ourselves to go further and do better, we're developing technology for high-demand global clients. Nexus' Smart ID solutions and IoT platforms are changing how we perceive trusted identities. Do you want to be a part of our journey?
Our Head of GO Cards Cédric and his team are looking for a Senior Backend Software Developer to join our Stockholm office. This role is ideal for someone experienced who wants to deliver real impact today while preparing to take on more responsibility in the future.

What We Offer You

• Impactful work: Your code directly powers secure identity services used by real customers worldwide.
• A pragmatic environment: We value smart choices over shiny tools. You'll use the most adapted technologies to solve problems, reduce complexity, and limit future technical debt.
• A healthy team culture: We believe in humility, collaboration, and keeping team well-being in balance with delivery goals.
• End-to-end responsibility: You'll see the whole lifecycle, from development through deployment to customer use.
• Growth into leadership: Over time, you'll have the opportunity to take on a bigger role in driving initiatives and supporting others in the team.

Want to know more? Check out our value proposition: To work with us

What You'll Do At Nexus
You will join Nexus GO Cards team, our online service that lets customers order secure and customized identity cards (smart cards), key fobs, and accessories. Customers can order via our card management portal or integrate directly through our APIs.

In This Role, You Will

• Focus on backend development, with responsibility for services, databases, and system integrations.
• Develop, improve, and maintain services with a strong focus on reliability, scalability, and long-term maintainability.
• Select and use technologies based on problem-solving value, not trendiness.
• Ensure that deliveries are on time and secure, always balancing speed with quality.
• Collaborate closely with teammates and stakeholders, enabling fast and sustainable delivery.
• Over time, take a leading role in driving improvements in both technology and ways of working.

Some Of Our Tech Stack

• Java (primary language: deep expertise required)
• Spring Boot
• REST, Microservices, Databases
• Azure (cloud environment), Docker, Kubernetes

About You

• Highly experienced in backend Java development and proficient with Azure.
• Results-oriented: you deliver what is needed, when it is needed.
• Pragmatic: you enjoy new technology but choose what best solves the current problem while limiting technical debt.
• Humble and grounded: you listen, collaborate, and keep the team's health in mind.
• Independent yet collaborative: you take initiative but thrive in teamwork.
• User-focused: the end user's experience is always your guiding star.

Qualifications

• Extensive experience in Java backend development is required.
• 2+ years of experience with Azure DevOps is a must.
• Professional proficiency in English.

Preferred Qualifications

• Experience with Spring Boot and modern development practices is a plus.
• Solid understanding of Microservices and integrations is an advantage.
• Experience with cloud environments (Azure, Docker, Kubernetes).
• Cybersecurity knowledge.

Not sure you meet 100% of the qualifications?
At Nexus, we understand that experience comes in many forms. We're dedicated to adding new perspectives to the team - so if your experience is this close to what we're looking for, please consider applying.

Background check
Transparency, security, and trust are the core of our company; therefore, the final candidate will be subjected to a background check before training.

Nexus is an equal-opportunity employer. We truly believe in being ONE Nexus. You are welcomed at Nexus for who you are, no matter where you come from or what you look like. Our technology is for everyone, and so is our workplace. So, bring us your personal experience, your perspectives, and your background to thrive, collaborate, and be forward-thinking It's in our differences that we will find the power to keep innovating the way we secure the world.

Joining Nexus
means becoming a part of IN Groupe, an international group of around 2000 employees on five continents.

IN Groupe and Nexus are here to protect the identities of people and things making life both safer and simpler.

The group meets the needs of states, businesses, and hundreds of millions of users in Europe and throughout the world.

We provide the best of technology and innovation, in a sustainable manner, now and for future generations.

At Nexus we believe transparency is a prerequisite for trust and therefore all our
products and services are documented online.