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Leidos · 4 months ago

Java Developer (SME)

Bethesda, MD

Full-time

Onsite

Senior Level, Lead/Staff

$149K/yr - $269K/yr

15+ years exp

Leidos has a new and exciting opportunity for a Java Developer SME in their National Security Sector's Cyber & Analytics Business Area. This role involves providing Agile development and operations for mission-critical systems, participating in all aspects of the software development lifecycle, and mentoring team members.

ComputerGovernmentInformation ServicesInformation TechnologyNational SecuritySoftware

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Design, develop, test and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs

Participates in and direct software programming initiatives, shaping backend architecture, mentoring team members, and conducting code reviews

Develops and directs software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies

Develop, prototype and deploy solutions within a cloud-based platform leveraging platform services

Analyze (though 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 like 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

Qualification

JavaSpring FrameworkMicroservices architectureDevOps practicesAgile developmentRESTful APIsCloud PlatformsSoftware testing toolsPythonBashGitHubJunitKatalonElasticsearchPostgresDynamoDBKafkaAWS SQS/SNSAWS LambdaAWS S3

Required

Extensive use and experience in common Agile practices, service-orientated 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 with writing software that interfaces with data technologies like Elasticsearch, Postgres, DynamoDB, Kafka, AWS SQS/SNS, AWS Lambda, and AWS S3

Extensive experience integrating with and delivering within DevOps toolsets/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 (ex, AWS, Google Cloud, Azure) and leveraging cloud data services (ex: S3, RDS, EFS)

Extensive experience using version control systems and issue/problem tracking systems

Master's degree with 15 or more years of prior relevant experience or Doctorate with 13 or more years of relevant experience. Additional years of experience may be substituted in lieu of a degree

To be considered must have an active TS/SCI with polygraph security clearance