Senior Backend Java Developer Role Onsite in McClean ...

Senior Backend Java Developer Role Onsite in McClean VA, In-Person Interview Required, 12 months+ contract, w2, 1099 or ctcSenior Backend Java Developer Role Onsite in McClean VA, In-Person Interview Required, 12 months+ contract, w2, 1099 or ctcDirect message the job poster from SmoothstackTalent Acquisition Specialist at SmoothstackSenior Backend Java Developer RoleOnsite in McLean, VA/In-Person Interview Required12 months+ contractw2, 1099 or ctc10+ years' experience RequiredWe are seeking an experienced Senior Java Backend Developer with a strong background in Java (Java 8+), Spring Framework, enterprise backend development, messaging systems, and Linux environments.The ideal candidate should have 10+ years of experience in backend engineering and a solid understanding of enterprise-level architecture, security, and performance tuning.This role requires both deep technical expertise and the ability to collaborate in Agile teams, mentor junior developers, and contribute to scalable and secure solutions.Key Responsibilities:Design, develop, and maintain robust backend systems using Java 8+, Spring Boot, and Java EE/Jakarta EE.Develop RESTful APIs using Spring Boot and optionally JAX-RS.Ensure secure, maintainable, and scalable code using best practices and design patterns.Web & Data Communication:Deep understanding of JSON, XML, and WebSockets.Implement authentication and authorization using Spring Security, JWT, and OAuth2.Apply secure coding practices and input validation techniques.Database Expertise:Strong experience with RDBMS: Oracle, PostgreSQL, MySQL, SQL Server.Skilled in writing complex SQL, stored procedures, indexing, and performance tuning.Experience with ORMs: Hibernate, JPA.Basic understanding of NoSQL databases like Cassandra (as needed).Messaging and Asynchronous Processing:Solid experience with Java Messaging Service (JMS) and messaging tools such as ActiveMQ, RabbitMQ, IBM MQ, or Apache Kafka.Understand and implement Pub/Sub, Point-to-Point, and Event-Driven Architecture patterns.Handle error recovery, retries, and dead-letter queues effectively.PKI & Security Infrastructure:Experience with PKI infrastructure: public/private key management, keystores (.p12), keytool/OpenSSL, encryption/decryption, sign/verify using asymmetric/symmetric cryptography.DevOps & CI/CD:Build and manage projects using Maven or tegrate and deploy using CI/CD tools: Jenkins, Bitbucket Pipelines, etc.Scripting experience in Python, Shell, and tools like Ansible.Professional experience with Red Hat Linux or similar fortable with Linux command-line tools, file systems, and process management.Work effectively in Agile/Scrum teams.Proficient with Git for version control.Review code, provide mentorship, and support best practices within the team.Strong documentation and communication skills.Analytical mindset with strong problem-solving skills.If you would like to join Smoothstack's first-class team of Technologists,supporting a Global Telecom, Financial Services and Technology Pioneer and Recognized Industry Leader, please email your updated resume as a Word Document along with your desired w2, 1099 or ctc rate/rate range, and your available weekdays/times EST for your In-Person Interview, to: Gautham Sarathy #StackedforSuccessSeniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeContractJob functionJob functionConsulting and Information TechnologyIndustriesIT Services and IT Consulting, Technology, Information and Media, and Financial ServicesReferrals increase your chances of interviewing at Smoothstack by 2xSign in to set job alerts for “Java Software Engineer” roles.Junior Full Stack Software Engineer (JAVA)Annapolis Junction, MD $50,000.00-$120,000.00 11 months agoWashington, DC $55,666.00-$777,777.00 2 months agoJunior Full Stack Software Engineer (Part-Time/Internship)Washington, DC $140,000.00-$220,000.00 3 weeks agoFairfax, VA $140,000.00-$220,000.00 3 weeks agoMcLean, VA $85,000.00-$95,000.00 2 weeks agoRockville, MD $55,000.00-$125,000.00 2 months agoWashington, DC $80,000.00-$120,000.00 2 weeks agoChantilly, VA $140,000.00-$220,000.00 3 weeks agoSoftware Java Engineer - (CBP BI REQUIRED)Arlington, VA $140,000.00-$220,000.00 3 weeks agoWe’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr

Created: 2025-10-06