Java Developer (SME)

Job Summary Leidos has an exciting opportunity for a Java Developer (SME) in our Intel Security Sector's Analysis Solutions Business Area. The role involves providing Agile DevOps support to mission‑critical systems, contributing to the design, development, implementation, and testing of customer tools and applications that extract, transform and load data into an enterprise Data Lake. Primary Responsibilities Design, develop, test and maintain high‑performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs. Participate in and direct software programming initiatives, shape backend architecture, mentor team members, and conduct code reviews. Develop and direct software system validation and testing methods using Junit and Katalon and use integrated custom‑developed software solutions to leverage automated deployment technologies. Develop, prototype and deploy solutions within a cloud‑based platform leveraging platform services. Analyze (proof of concept, performance, and end‑to‑end testing) and effectively coordinate infrastructure needs driven by developed software to meet customer mission needs. Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases. Document and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry‑leading DevOps tools such as GitHub, Jenkins, and scripting (e.g., Python, Bash). Apply and identify software development best practices and standard operating procedures, creating innovative solutions to meet the technical needs of customers. Basic Qualifications Extensive use and experience in common Agile practices, service‑oriented environments, and development practices. Extensive experience with Java and the Spring Framework, microservices architecture and design patterns, implementing RESTful APIs, and integrating with relational and NoSQL databases. Extensive experience writing software that interfaces with data technologies such as Elasticsearch, Postgres, DynamoDB, Kafka, AWS SQS/SNS, AWS Lambda, and AWS S3. Extensive experience integrating with and delivering within DevOps toolsets and practices. Direct experience utilizing software testing performance tools, such as Junit, and scripting languages such as Python and Bash while working in an Agile development environment. Extensive experience with development in commercial cloud platforms (e.g., AWS, Google Cloud, Azure) and leveraging cloud data services (e.g., S3, RDS, EFS). Extensive experience using version control systems and issue/problem tracking systems. Master’s degree with 15+ years of prior relevant experience or a Doctorate with 13+ years of relevant experience. Additional years of experience may be substituted in lieu of a degree. Must possess an active TS/SCI with polygraph security clearance. Preferred Qualifications Experience with SAFe development practices. Benefits Paid Time Off, 11 paid Holidays, 401K with 6% company match (immediate vesting), Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave. Compensation Pay Range: $154,050.00 – $278,475.00. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. #J-18808-Ljbffr