Senior Kafka / Java Developer

processing, CI/CD pipeline and containerization, or data ingestion/data modeling.

• Investigate and repair application defects regardless of component: Kafka Platform, business logic, middleware, or database (PL/SQL and Data Modeling).

• Brief management, customer, team, or vendors using written or oral skills at appropriate technical level for audience.

• All other duties as assigned or directed.

FOUNDATION FOR SUCCESS (Required Qualifications ):

• Bachelor's Degree in Computer Science, Mathematics, Engineering OR a related field with 8+ years of relevant experience OR Masters degree with 6+ years of relevant experience. Additional years of relevant experience maybe accepted or considered in lieu of degree.

• 8 years of combined experience with modern software development (Examples: Java with Spring Boot, Python, and/or C# with .Net Core).

• 4+ years of combined experience with Kafka (One or more of the following: Confluent Kafka, Apache Kafka, and/or Amazon MSK).

• 2+ years of combined experience data streaming, developing event-driven applications and/or event processing frameworks (Examples: Kafka Streams, Apache Flink, and/or ksqlDB).

• Must be able to obtain and maintain a Public Trust Security Clearance. Contract requirement.

FACTORS TO HELP YOU SHINE ( Required Qualifications):

These skills will help you succeed in this position:

• Competence with multiple modern programming languages and frameworks, including Java with Spring and at least one other.

• Understanding of Domain Driven Design (DDD) and experience applying DDD patterns in software development.

• Practical experience with event-driven applications and at least one event processing framework, such as Kafka Streams, Apache Flink, and/or ksqlDB.

• Experience working with Kafka connectors and/or development with the Kafka Connect API.

• Experience with Avro data serialization and schema governance.

• Experience developing applications for PaaS (Red Hat OpenShift, and/or Kubernetes) and Docker containers.

• Basic understanding of DevOps and tools (Git/Bitbucket, CI/CD pipelines, Jenkins, SonarQube).

• Experience with API development & monitoring tools (Ready API, Swagger, Splunk, Dynatrace).

• Experience working on Agile projects and understanding Agile terminology.

HOW TO STAND OUT FROM THE CROWD (Desired Qualifications):

Showcase your knowledge of modern development through the following experience or skills:

• Preferred experience with AWS cloud technologies or other cloud platforms; AWS cloud certifications.

• Experience with Infrastructure-as-Code and Configuration-as-Code (Ansible, CloudFormation / Terraform, Scripting).

• Solid experience with automated unit testing, TDD, BDD, and associated technologies (Junit, Mockito, Cucumber, Selenium, and Karma/Jasmine).

• Solid knowledge of relational databases (PostgreSQL, DB2, or Oracle), SQL, and ORM technologies (JPA2, Hibernate, or Spring JPA).

Original Posting:
May 2, 2025
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $104,650.00 - $189,175.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.