Software Engineer I

Company: Reflexive Concepts
Location: Annapolis Junction
Posted on: April 1, 2026

Job Description:

Reflexive Concepts is seeking a skilled Software Engineer I to join our growing team! Specifically, we are seeking a Software Engineer I who will develop and sustain integrated, feature-rich capabilities that promote modernization of visualization and presentation tools. The software development team will provide application development and support to tools that allow mission analytic users to view existing data or contribute new information in a collaborative environment. Qualifications: Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required Seven (7) years experience as a SWE, in programs and contracts of similar scope, type and complexity is required Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree Required skills: Languages: Java, Python Testing: Unit, Integration Source Code Control (specifically Git) IDE (Intellij or Eclipse) Maven Frameworks: Spring Boot, Flask Familiarity with multiple of the following: Analytical development: Machine Learning, Stream, Batch Virtualization Environments: Kubernetes, Containers (Docker, Containerd), Cloud (AWS/HCI) Streaming Frameworks: Kafka, Flink MongoDB, ArangoDB, Redis, PostgreSQL Ability to: Analyze user requirements to derive software design and performance requirements Debug existing software and correct defects Provide recommendations for improving documentation and software development process standards Design and code new software or modify existing software to add new features Integrate existing software into new or modified systems or operating environments Develop simple data queries for existing or proposed databases or data repositories Write or review software and system documentation Serve as team lead at the level appropriate to the software development process being used on any particular project Design or implement complex database or data repository interfaces/queries Develop or implement algorithms to meet or exceed system performance and functional standards Assist with developing and executing test procedures for software components Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas Modify existing software to correct errors, to adapt to new hardware, or to improve its performance Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design Desired skills: ElasticSearch Additional information: Work performed in contractor facility in Annapolis Junction Both low and high side access Potential telework

Keywords: Reflexive Concepts, Philadelphia , Software Engineer I, IT / Software / Systems , Annapolis Junction, Pennsylvania