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Senior Software Engineer - Java Jobs (Hybrid work)

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Senior Java Software Engineer
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Senior Java Software Engineer role in Edinburgh with Avaloq, a global wealth management tech leader. Build secure CI/CD pipelines, automate vulnerability management and work with Kubernetes, OpenShift and OCI.
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Avaloq
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Senior JAVA Software Engineer, Ads
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KAYAK seeks a Senior Java Software Engineer in Kaunas to lead complex backend features and mentor engineers. Requires strong Java, distributed systems, and system design skills. Enjoy flexible remote work and growth funds.
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KAYAK
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Senior Java Software Engineer
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KAYAK seeks a Senior Java Software Engineer in Kaunas to build backend search and booking features. Requires 4+ years of Java, Spring, SQL, and fluent English. Enjoy hybrid work, career funds, and travel perks.
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KAYAK
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Senior Software Engineer (Java)
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Join ARQ in Krakow as a Senior Software Engineer (Java) to build scalable backend systems for a fast-growing fintech. Work with Java 25, Spring Boot, and Postgres on greenfield projects. Enjoy stock options and a world-class team.
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ARQ
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Senior Software Engineer (Java)
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Senior Java Backend Engineer role in London at ARQ, a fast-growing fintech. Build scalable microservices with Java 25, Spring Boot and Postgres. Requires strong Java skills and complex product experience. Competitive salary, stock options, hybrid office.
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ARQ
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(Senior) Kotlin / Java Software Engineer - Banking Payments (m/f/x)
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Join Scalable Capital in Munich as a (Senior) Kotlin/Java Engineer for Banking Payments. Build SEPA payment services with Spring Boot and AWS, designing event-driven systems. Requires DDD expertise and a quality mindset.
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Scalable GmbH
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(Senior) Kotlin / Java Software Engineer - Banking Payments (m/f/x)
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Join Scalable Capital in Berlin as a (Senior) Kotlin/Java Engineer for Banking Payments. Build SEPA payment services with Spring Boot and AWS, designing event-driven systems. Shape reliable, secure money movement.
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Scalable GmbH
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(Senior) Kotlin / Java Software Engineer - Clearing & Settlement (m/f/x)
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Join Scalable Capital in Munich as a (Senior) Kotlin/Java Engineer for Clearing & Settlement. Build cloud-native AWS services with Spring Boot, DDD and event-driven architecture. Shape critical financial workflows end-to-end.
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Scalable GmbH
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(Senior) Kotlin / Java Software Engineer - Clearing & Settlement (m/f/x)
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Join Scalable Capital in Berlin as a (Senior) Kotlin/Java Engineer for Clearing & Settlement. Build cloud-native, event-driven services on AWS with Spring Boot and DDD. Shape critical financial workflows in agile teams.
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Scalable GmbH
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(Senior) Kotlin / Java Software Engineer - Banking Platform (m/f/x)
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Join Scalable Capital in Munich as a (Senior) Kotlin/Java Engineer to build a cutting-edge banking platform. Work with Kotlin, Spring Boot, AWS and event-driven architectures in an agile team.
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Scalable GmbH
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(Senior) Kotlin / Java Software Engineer - Banking Platform (m/f/x)
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Join Scalable Capital in Berlin as a (Senior) Kotlin/Java Engineer to build a cutting-edge banking platform. Work with Kotlin, Spring Boot, AWS and event-driven architectures in an agile team.
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Scalable GmbH
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Senior Software Development Engineer (Java)
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Join Altium 365 in Katowice as a Senior Software Development Engineer (Java). Build cloud-native applications and scalable infrastructure with AWS, microservices, and distributed systems. Work with Java, Kubernetes, and CI/CD on a platform transforming electronics design.
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Renesas Electronics
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Senior Software Development Engineer (Java)
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Join Altium 365 in Wrocław as a Senior Software Development Engineer (Java). Build cloud-native applications with AWS, microservices, and distributed systems. Collaborate on scalable, high-load solutions for electronics design.
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Renesas Electronics
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Senior Software Development Engineer (Java)
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Senior Software Development Engineer (Java) in Katowice to build cloud-native applications on Altium 365 using Java, AWS, microservices and multi-tenant architecture. Join a collaborative R&D team driving innovation in electronics design.
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Renesas Electronics
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Senior Software Development Engineer (Java)
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Senior Java engineer role in Wrocław building cloud-native applications on Altium 365. Work with Java, AWS, microservices and multi-tenant architecture on high-load distributed systems. Requires backend API design, MySQL, Docker and Kubernetes experience.
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Renesas Electronics
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Senior Staff Data Platform Software Engineer (Java Distributed Systems & Kafka)
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Armis
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(Senior) Kotlin / Java Software Engineer - Trading Platform (m/f/x)
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Scalable GmbH
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(Senior) Kotlin / Java Software Engineer - Trading Platform (m/f/x)
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Scalable GmbH
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Senior Staff Data Platform Software Engineer (Java Distributed Systems & Kakfa)
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Armis
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(Senior) Kotlin / Java Software Engineer - Trading Platform (m/f/x)
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Scalable GmbH
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About the Senior Software Engineer - Java role

Explore Senior Software Engineer - Java jobs and discover a pivotal career at the heart of modern technology. A Senior Software Engineer specializing in Java is a seasoned professional responsible for designing, developing, and maintaining robust, scalable, and high-performance software systems. This role transcends basic coding, involving deep architectural thinking and end-to-end ownership of complex applications. Professionals in these jobs are instrumental in transforming business requirements into technical solutions, ensuring system reliability, security, and efficiency.

Typical responsibilities for a Senior Java Engineer encompass the full software development lifecycle. They architect and implement backend services, microservices, and APIs, often using frameworks like Spring Boot. A core duty is designing scalable system architectures, making critical decisions on data storage with SQL (e.g., PostgreSQL) and NoSQL (e.g., MongoDB) databases. They write clean, maintainable, and well-tested code while enforcing best practices through code reviews. These engineers also optimize application performance, troubleshoot complex issues, and ensure seamless integration with front-end systems and third-party services. Furthermore, they frequently collaborate with cross-functional teams, including product managers, DevOps, and quality assurance, to deliver cohesive products. Leadership is a key aspect, as they mentor junior developers, lead technical discussions, and contribute to strategic planning.

The typical skill set required for Senior Software Engineer - Java jobs is comprehensive. A strong foundation in core Java, object-oriented design, and design patterns is essential. Proficiency with enterprise frameworks (Spring, Hibernate), RESTful API design, and microservices architecture is standard. Experience with cloud platforms (AWS, Azure, GCP) and containerization tools like Docker and Kubernetes is increasingly important. These roles demand expertise in build tools (Maven, Gradle), version control (Git), and CI/CD pipelines. Beyond technical acumen, successful candidates possess strong problem-solving abilities, excellent communication skills for articulating technical concepts, and a proactive approach to learning new technologies. A bachelor’s degree in computer science or a related field, coupled with 5+ years of progressive development experience, is commonly expected.

Ultimately, Senior Software Engineer - Java jobs are for those who thrive on technical challenges and leadership. It is a career path defined by building foundational business logic, driving innovation, and ensuring the technical excellence of software products that power organizations worldwide.