Sr. Java Engineer

About the job Sr. Java Engineer Sr. Java Engineer Company Overview

Mastek is an enterprise digital & cloud transformation specialist that engineers excellence for customers across 40 countries, including the UK, Europe, US, Middle East, Asia Pacific, and India. We help enterprises navigate the digital landscape and stay competitive by unlocking the power of data, modernizing applications, and accelerating digital advantage for our customers.

Summary of the Role

As a Sr. Java Engineer at Mastek, you will be responsible for designing, developing, and deploying scalable Java-based enterprise applications. You will work in a high-performing, web services-based environment and collaborate with cross-functional teams to deliver robust microservices, integrate with Kafka, and leverage cloud infrastructure including AWS and Kubernetes. This role requires solid experience in design patterns, data structures, and software engineering best practices.

Key Responsibilities

• Design, develop, and maintain scalable Java applications and microservices using Spring Boot, Spring MVC, and Hibernate.
• Build and maintain APIs following RESTful and microservices architecture principles.
• Integrate Kafka or similar event-streaming technologies into the solution.
• Apply OO design principles, SOLID principles, and design patterns to build maintainable and testable code.
• Handle deployment pipelines and cloud services using Kubernetes, Terraform, and AWS (Docker ECS, S3, ALB, etc.).
• Develop and maintain enterprise services using XML/SOAP and REST.
• Collaborate with cross-functional teams to define, design, and deliver new features.
• Participate in code reviews, performance tuning, and mentoring junior developers.
• Work with data integration processes including ETL and ESB technologies.
• Utilize monitoring tools like Grafana, Dynatrace, New Relic, and Splunk.
• Document design specifications and technical solutions clearly and effectively.

Skills and Qualifications Must-Have

• Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
• 5–12 years of experience in Java development.
• Strong knowledge of Java frameworks: Spring Boot, Spring MVC, Hibernate.
• Expertise in microservices, RESTful services, and event-driven architecture using Kafka/Spring Kafka.
• Strong command over object-oriented programming, SOLID principles, and design patterns.
• Experience with deployment and infrastructure tools like Kubernetes and Terraform.
• Working experience with RDBMS (SQL Server, Oracle) and exposure to NoSQL databases.
• Proficient in front-end integration using JavaScript, JSP, AJAX, and REST.
• Strong understanding of core networking concepts/protocols (TCP/IP, HTTP, SMTP).
• Familiarity with cloud platforms, particularly AWS.

Nice-to-Have

• Experience with Docker, AWS ECS, and application load balancers.
• Knowledge of ETL, ESB, XML parsers, SOAP services.
• Exposure to monitoring/logging tools: Splunk, Dynatrace, Grafana, New Relic.
• Familiarity with DevOps tools such as Maven, Ant, and infrastructure-as-code (Terraform).
• Prior experience in high-volume transactional systems.

Compensation and Benefits

• CTC: Up to ₹35–36 LPA (including 10% variable).
• Comprehensive health insurance for employees and dependents.
• Flexible working hours and hybrid model (3 days in-office, 2 days remote).
• Shift Timing: 2 PM – 11 PM IST (Hybrid & Flexible).
• Paid leaves, wellness programs, and continuous learning support.

Competitive Positioning

At Mastek, we foster an inclusive, innovative, and collaborative culture. Our teams work across geographies to deliver cutting-edge digital transformation solutions. Joining Mastek means becoming part of a future-focused organization that values agility, continuous improvement, and the personal and professional growth of our employees.

Additional Information

• Location: Bangalore Urban, Karnataka
• Contract Type: Full-Time
• Notice Period: Immediate or Early Joiners Preferred

---