Senior Java Engineer

Hey there! 👋 Ready to Shape the Future of Digital Banking? At DevOptix, we build scalable, high-performance software for some of the largest banks and financial institutions in the Netherlands. We are looking for a Senior Java Engineer to join our team and work on cutting-edge banking solutions.

Tasks

• Build Scalable Systems – Design, develop, and maintain high-quality Java and Kotlin applications and services that go beyond client expectations and set new industry benchmarks.
• Collaborate & Innovate – Work closely with cross-functional teams to craft cutting-edge solutions that prioritize performance, scalability, and long-term maintainability using Domain-Driven Design (DDD) principles.
• Work with Modern Architectures – Develop microservices and RESTful APIs using frameworks like Spring, ensuring robust and efficient systems that drive real business impact.
• Streaming & Observability – Implement real-time data processing with Kafka and ensure system reliability through monitoring and logging with ELK Stack and Grafana.
• Cloud & Orchestration – Deploy and manage applications in cloud environments (AWS, Azure) using Kubernetes and OpenShift to ensure high availability and scalability.
• Optimize & Enhance – Continuously improve existing systems, refactoring and optimizing for performance while following modern development best practices.
• Shape the Future – Participate in architectural discussions, designing future-proof solutions that keep our clients at the forefront of the industry.
• Engage with Clients – Partner directly with clients to understand their needs, offer expert technical guidance, and deliver meaningful, results-driven solutions.
• Share & Grow – Contribute to technical documentation, mentor teammates, and help drive a culture of continuous learning and innovation.

Requirements

You are a motivated and experienced professional who thrives on solving complex problems and contributing to impactful projects. You have:

• 8+ years of hands-on professional experience in Java development, with a strong understanding of object-oriented principles and design patterns.
• Proficiency in Kotlin is a strong plus, as we increasingly leverage it for modern service development.
• Expertise in the Spring ecosystem, microservices architecture, and RESTful APIs.
• Strong experience with Kafka for event-driven architectures.
• Deep understanding of Domain-Driven Design (DDD) and its application in complex business domains.
• Experience with Kubernetes and OpenShift for container orchestration.
• Hands-on experience with cloud platforms, specifically AWS and Azure, along with Azure DevOps for CI/CD.
• Experience with SQL and NoSQL databases.
• A passion for exploring emerging technologies and applying them to real-world challenges.
• Excellent problem-solving skills and strong interpersonal communication abilities in English.

We will be extra happy if you have:

• AI & Generative AI Interest – Hands-on experience or a passion for exploring emerging technologies, including Retrieval-Augmented Generation (RAG), frameworks like LangChain, LangGraph, LlamaIndex, Spring AI, or API-based LLMs is a plus.
• Dutch Language Journey – While English is our primary working language, speaking Dutch is important for our long-term success in the local market. We hope all our consultants reach a B2 level of Dutch. If you are on your Dutch journey, we are happy to support you with training and certification up to B2 level.
• Industry Experience – Prior experience in banking, financial services, telecommunications, or similar industries.
• Knowledge Sharing – A passion for writing technical blogs, public speaking, open source or to contribute to the tech community in another way.
• Educational Background – A bachelor's degree in Computer Science, Engineering, or a related field.

Benefits

• Competitive Salary and Benefits – We have a transparent rewards structure with clear career growth opportunities.
• Language Support – We are committed to your growth. If you're looking to improve your Dutch, we'll cover training and certification costs to help you reach B2 level.
• Relocation and Sponsorship – We provide visa sponsorship and relocation assistance, helping you settle smoothly into the Netherlands.
• Generative AI Experimentation – Be part of a forward-thinking team exploring the latest advancements in AI and its real-world applications.
• Challenging Projects – Work on impactful, cutting-edge projects for top-tier clients in banking, telecommunications, and e-commerce.
• Professional Growth – Access annual educational budgets, conferences, and continuous learning opportunities to sharpen your skills.
• A Collaborative Environment – Join a talented, driven team that values innovation, excellence, and knowledge sharing.

Your expertise matters. Join us at DevOptix and help create next generation solutions!

We place exceptional consultants in backend, frontend, full stack, and devops. They blend seamlessly into your team, adapt quickly, and deliver results from day one. With both technical mastery and the right mindset, they help you move faster, reduce risks, and achieve your goals sooner.