Senior Java Engineer - Cloud-Native SaaS on AWS

The Hub/Danske Bank; Utrecht; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

Mercell is seeking a Senior Software Engineer to join our engineering team. You will design, develop, and maintain robust, high-quality Java applications using Spring MVC and Spring Boot, while integrating and optimizing services in AWS.

The role focuses on secure, scalable software solutions and collaborative architecture with cross-functional teams. You will contribute to CI/CD, implement test automation, and optimize SQL queries.

Qualifications

• Senior-level experience with Java (Spring MVC and Spring Boot).
• Proven experience with cloud computing services, preferably AWS.
• Strong background in building web applications.
• Solid understanding of CI/CD, SDLC processes, and test automation.
• Adherence to clean code principles.
• Familiarity with event-driven technologies such as Apache Kafka.
• Experience of Infrastructure as Code with any tool (CloudFormation preferred).
• Strong SQL knowledge and experience with stored procedures (DocumentDB, MariaDB, PostgreSQL).
• Excellent problem-solving skills and ability to work independently and in a team.

Responsibilities

• Design, develop, and maintain robust high-quality applications using Java, Spring MVC and Springboot.
• Integrate and optimize services within AWS, including SNS, S3, RDS, ECS, EKS, Lambda, etc.
• Support the creation of secure, scalable, and high-performance software solutions.
• Collaborate closely with other teams and stakeholders to ensure architectural consistency and best practices.
• Provide expert guidance on platform improvements and technical challenges.
• Optimize database queries and maintain stored procedures using SQL.
• Contribute to our CI/CD and SDL processes, with a focus on test automation.

Skills

Java

Spring MVC

Spring Boot

AWS

Web applications

CI/CD

Test automation

SQL

Kafka

IaC

CloudFormation

Tools

CloudFormation

Job description

Mercell is seeking a Senior Software Engineer to join our engineering team. You will design, develop, and maintain robust, high-quality Java applications using Spring MVC and Spring Boot, while integrating and optimizing services in AWS.

The role focuses on secure, scalable software solutions and collaborative architecture with cross-functional teams. You will contribute to CI/CD, implement test automation, and optimize SQL queries.