Junior Software Engineer

Start your software engineering career in a role where you can learn by doing, contribute ideas, think critically and take increasing ownership of real solutions. At Advanzia, modern software engineering includes the thoughtful use of AI. You will be encouraged to use AI-powered tools to support analysis, coding, testing and documentation, while applying your own judgement to ensure that solutions are secure, reliable and useful. As part of our Application Engineering team, you will help build and improve digital solutions supporting finance, payments and credit. You will contribute throughout the development lifecycle, develop your technical expertise and work with experienced colleagues who can support your growth. We are interested not only in the technologies already on your CV, but also in how you think, how you learn, how you solve problems and how you turn ideas into practical results. Dive in and get hands-on experience in the world of finance, payments and credit, working for an unconventional digital bank in the heart of Luxembourg. This opportunity is a full-time CDI contract. Please apply in English, including your CV and motivational letter.

About the job | Your responsibilities

• Develop practical software solutions: Design, implement, test and maintain application features, services and integrations using .NET and related technologies.
• Build experience through real responsibilities: Contribute from initial analysis and development through to deployment and operational follow-up, taking ownership of your work while growing with support from experienced colleagues.
• Use AI thoughtfully: Use AI-powered tools and modern development practices to support analysis, coding, testing and documentation, while reviewing outputs critically and maintaining quality.
• Turn business needs into working solutions: Collaborate with business analysts, quality assurance specialists and experienced engineers to create simple, maintainable and effective applications.
• Contribute to reliable and secure software: Follow coding standards, participate in peer reviews and support automated testing, CI/CD and DevSecOps practices.
• Look for better ways of working: Share ideas to simplify applications, processes or development practices, and help turn agreed improvements into action.
• Learn and share: Ask relevant questions, seek feedback, share what you learn and use it to move work forward.

About you | Your background, skills and personality

• Education or practical experience: Studies, vocational training, certifications, personal projects or equivalent practical experience in software development.
• Early development exposure: Academic projects, internships, personal projects, open-source contributions or first professional experience that show practical exposure to software development.
• AI as a productivity tool: Interest or first experience using modern AI tools to support learning, analysis, coding, testing or documentation, combined with the ability to question outputs and apply critical thinking.
• .NET: Exposure to C#, .NET and object-oriented programming principles.
• Databases: Basic understanding of relational databases and SQL concepts, with openness to learn NoSQL approaches.
• Cloud and Azure: Basic understanding of cloud concepts, with interest or first exposure to Microsoft Azure or similar cloud platforms.
• Development tools: Exposure to Visual Studio, Git, Azure DevOps, CI/CD concepts or comparable development tools.
• Languages: Fluency in English is essential. Proficiency in French, German or other languages is a plus.
• Curiosity and initiative: You actively seek opportunities to learn, ask relevant questions, look for ways to contribute and take initiative to move forward.
• Ownership and accountability: You take responsibility for your work, communicate proactively, ask for help when needed and follow through on commitments.
• AI-aware mindset: You are curious about AI and see it as a practical tool to learn faster, analyse better, improve productivity and support software delivery, while keeping a critical mindset.
• Problem-solving mindset: You enjoy understanding how things work, breaking down challenges and finding practical solutions.
• Adaptability and continuous learning: You enjoy learning new technologies, tools and ways of working, and you can adapt your approach to different environments, technical contexts and delivery needs.
• Getting-things-done attitude: You focus on outcomes, identify practical next steps and help keep work moving forward when faced with challenges.
• Team spirit: You collaborate effectively, share knowledge and contribute positively to the success of the team.
• Efficiency and simplicity: You look for pragmatic solutions and avoid unnecessary complexity.

About Advanzia

Advanzia Bank's mission is to make finance easier and more inclusive by offering simple, smart and user-friendly payment and credit solutions that provide financial flexibility and deliver added value for our customers. Our way of working is guided by responsible lending, open communication and teamwork in cooperation with employees, business partners and customers.

At Advanzia, we are committed to equal opportunities and embrace diversity as a driving force behind our success. We offer challenging projects in a dynamic, fast-paced environment, along with numerous opportunities for training and development, and a performance-driven bonus structure. Our benefits package includes Pluxee lunch vouchers, employee travel insurance, preferential rates on Advanzia products, as well as transportation and wellness allowances. Our zero-carbon Emerald building is designed to support employee health and wellbeing with various health programmes, access to our gym and after-work sports & social events available to all members of #TeamAdvanzia.