Technical Lead / Senior Technical Lead - Java | ErnstYoung Job

Job Description

At EY, you’ll have the chance to build a career as unique as you are, with the global scale, support, inclusive culture and technology to become the best version of you. And we’re counting on your unique voice and perspective to help EY become even better, too. Join us and build an exceptional experience for yourself, and a better working world for all. 

Job Summary - Senior Java Developer

We are seeking an experienced Senior Java Developer with 5+ years of hands-on experience in building scalable, high-performance applications. The ideal candidate has strong expertise in Java, Spring Boot, microservices, and relational databases, with exposure to cloud-native and distributed systems.

Key Responsibilities

•    Design, develop, and maintain enterprise-grade Java applications

•    Build RESTful APIs and backend services using Spring Boot

•    Design and implement microservices-based architecture

•    Ensure high performance, security, and scalability of applications

•    Write clean, maintainable, and testable code following best practices

•    Optimize application performance and troubleshoot production issues

•    Collaborate with frontend, DevOps, QA, and product teams

•    Participate in code reviews, design discussions, and architecture decisions

•    Mentor junior developers and contribute to team knowledge sharing

•    Follow Agile/Scrum development practices

Required Technical Skills

Core Skills

•    Strong proficiency in Java (Java 8+)

•    Spring Framework (Spring Boot, Spring MVC, Spring Security)

•    REST API design and implementation

•    Microservices architecture

•    Hibernate / JPA

•    SQL & RDBMS (PostgreSQL, MySQL, Oracle)

Backend & Integration

•    API security (OAuth2, JWT)

•    Messaging systems (Kafka / RabbitMQ – good to have)

•    Caching (Redis)

DevOps & Cloud

•    Experience with Docker and Containerization

•    CI/CD pipelines (Jenkins, GitHub Actions)

•    Cloud platforms (AWS / Azure / GCP – anyone)

•    Understanding of Kubernetes (preferred)

Testing & Tools

•    Unit and integration testing (JUnit, Mockito)

•    Version control using Git

•    Build tools: Maven / Gradle

•    Logging & monitoring tools (ELK, Prometheus – good to have)

Non-Technical Skills

•    Strong problem-solving and analytical skills

•    Excellent communication and collaboration abilities

•    Ability to work independently and in cross-functional teams

•    Ownership mindset and attention to detail

Nice to Have

•    Experience with event-driven architecture

•    Knowledge of Domain-Driven Design (DDD)

•    Exposure to high-availability and distributed systems

Education

•    Bachelor’s degree in computer science, Engineering, or equivalent 

EY | Building a better working world 

 
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