Sr Specialist Software Engineering - Java Developer

Job Description:

We are seeking a highly skilled Java Application Developer with 8–12 years of professional experience in core Java, Spring Boot, and REST API development. The ideal candidate will have a strong background in developing, supporting, and maintaining enterprise web applications, a deep understanding of the Software Development Lifecycle (SDLC), and experience in agile methodologies. This role emphasizes application support and maintenance, with opportunities for ongoing development and enhancement. Experience with enterprise messaging, cloud platforms, and database management is highly desirable.

Roles and Responsibilities:

• Provide application support and maintenance for enterprise Java applications, ensuring reliability, performance, and availability.
• Participate in all phases of the development lifecycle, including design, coding, testing, troubleshooting, issue resolution, performance tuning, and production release.
• Work in an agile team environment to deliver high-quality, maintainable, and scalable code.
• Drive innovation through rapid prototyping, iterative development, and automation.
• Troubleshoot and resolve bugs, performance issues, and integration challenges across middleware, messaging, and API layers.
• Collaborate with leads, engineers, architects, product managers, business stakeholders, and peers.
• Design and develop cross-functional, multi-platform application systems leveraging middleware and messaging technologies.
• Translate technical and functional requirements into robust solutions.
• Write high-quality code with a strong emphasis on automated testing, validation, and thorough documentation.
• Administer and support Linux/Unix-based deployments and Azure cloud resources.
• Maintain and optimize performance for relational and No-SQL databases.
• Contribute to CI/CD automation using tools such as Azure DevOps and Jenkins.
• Document solutions to ensure knowledge sharing and reproducibility.

Must-Have Skills:

• 5 to 8 years of Java/JEE programming experience.
• Proficiency in Java 8 or above, Spring Boot, Spring MVC, and microservices development.
• Extensive experience with Web Services (REST/SOAP) and API integrations.
• Hands-on experience with middleware technologies (IBM MQ, Kafka, Message Router).
• Working knowledge of Linux/Unix environments (RHEL, AIX).
• Development experience with relational databases (Oracle, Postgres) and No-SQL databases (e.g., MongoDB, DocumentDB), with strong SQL and data modeling skills.
• Experience with build tools such as Maven/Gradle.
• Proficient in distributed version control tools (Git/GitHub/Bitbucket).
• Practical experience with CI/CD pipelines, particularly Azure DevOps and Jenkins.
• Experience in agile software development environments.
• Strong unit testing/Mockito and automated testing background.
• Excellent communication and documentation skills.
• Working knowledge of JavaScript, HTML, and CSS.
• Experience with Object-Oriented Design, Design Patterns, and test-driven development.

Good-to-Have Skills:

• Knowledge of application servers such as IBM WebSphere (Enterprise Edition), Tomcat, WebLogic, JBoss, and Glassfish.
• Experience with Azure cloud administration and containerization (e.g., Docker).
• Familiarity with scripting languages such as Perl and JavaScript.
• Experience with front-end technologies such as Angular, React, or NodeJS.
• Understanding of message-driven and event-driven architectures.
• Experience designing and developing highly transactional, distributed SaaS or enterprise applications.
• Knowledge of distributed systems, performance tuning, and application monitoring.
• Familiarity with BPMN frameworks (e.g., Camunda) and tools like JIRA.
• Java and Spring certifications; Microsoft Certified Azure Developer is a plus.
• Understanding of ELK/EFK stack, Dynatrace, and enterprise logging and monitoring tools.
• Experience with process management software.

Qualifications:

Bachelor’s or master’s degree in computer science or a related field.

Weekly Hours:

Time Type:

Location:

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.