Senior Software Engineer at Belay Technologies — Maryland, USA | Base Career

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Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026!

Belay Technologies is seeking a Senior Software Engineer to join our intel team.

The Software Engineer p rovides software development and engineering support for enterprise-grade applications operating in high-performance, multi-threaded, and distributed computing environments.

The position focuses on developing and maintaining server-side Java applications in a Linux-based environment and requires the ability to work with established development frameworks, build tools, and source control systems.

Key Responsibilities

Design, develop, test, troubleshoot, and maintain enterprise-grade server-side Java applications.
Develop software supporting high-performance, multi-threaded, and distributed computing environments.
Develop and maintain applications within the Spring Framework, including use of Dependency Injection.
Perform all development activities within Linux environments.
Use Git for source code management and Maven and/or Gradle for application builds and dependency management.
Troubleshoot application issues and support software integration, testing, and deployment.
Work collaboratively with engineering and operations teams to identify and resolve technical issues.
Develop solutions that efficiently process and manage large volumes of data.

Candidates should have the following qualifications:

TS/SCI Clearance with polygraph
8 years w/ degree (12 years w/o)
(U) Twelve (12) years’ experience as a SWE in programs and contracts of similar scope, type, and complexity is required. Bachelor’s degree in computer science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree, for a total of 16 years of experience.
Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor’s degree, for a total of 16 years of experience.

Experience writing analytics using Apache Hadoop, HDFS, and MapReduce
Experience designing and developing applications using Apache Accumulo or a similar NoSQL database
Experience processing large data sets or high-volume data ingest
Experience monitoring, maintaining and troubleshooting Apache Accumulo, Apache Hadoop, and Apache Zookeeper deployments

Candidates are required to have the following skills:

The Level 3 Software Engineer shall possess the following capabilities: (U) Analyze user requirements to derive software design and performance requirements (U) Debug existing software and correct defects
(U) Provide recommendations for improving documentation and software development process standards
(U) Design and code new software or modify existing software to add new features (U) Integrate existing software into new or modified systems or operating environments (U) Develop simple data queries for existing or proposed databases or data repositories (U) Write or review software and system documentation
(U) Serve as team lead at the level appropriate to the software development process being used on any particular project
(U) Design or implement complex database or data repository interfaces/queries
(U) Develop or implement algorithms to meet or exceed system performance and functional standards
(U) Assist with developing and executing test procedures for software components
(U) 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
(U) Modify existing software to correct errors, to adapt to new hardware, or to improve its performance
(U) Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design
(U) Develop and support a near real time messaging infrastructure, Messaging products include: TIBCO EMS, ActiveMQ, Artemis, and Kafka
(U) Provide Tier III support on the Data Transport Systems (DTS) software
(U) Develop and support the DTS portfolio (DTS supports complex event processing using FOSS tools to collect infrastructure monitoring/metrics, and generate threshold based and temporal based alerting, DTS components send status information back to storage areas where quires can be made)
(U) DTS products include but are not limited to:
(U) Cloud storage areas: Apache Accumulo (Apache Zookeeper, Apache Hadoop)

(U) Spring Framework: used extensively to standardize/simplify configuration logic control, data access, security, Web-tier, etc.
(U) Develop and support the GUI interface into the EMM
(U) GOTS developed applications include:
(U//FOUO) Addition to FOSS messaging tools to run in the SIGINT environment
(U) GUI to display metric/monitoring status and do common queries
(U) Command line tools to interact with Accumulo
(U) Oracle stored procedures
(U) Maintenance scripts to facilitate normal cluster functions (e.g. table splits, compactions, mergers, Local/HDFS directory cleanup, etc.)
(U) Java multi-threaded applications
(U) Develop and maintain software in the development environment
(U) Use configuration management tool and repositories (i.e. Maven, Eclipse, GIT, Redmine)
(U) Support multi-threaded applications
(U) Design or implement complex algorithms requiring adherence to strict timing, system resource, or interface constraints; Perform quality control on team products
(U) Implement recommendations for improving documentation and software development process standards
(U) Oversee one or more software development teams and ensure the work is completed in accordance with the constraints of the software development process being used on any particular project
(U) Confer with system engineers and hardware engineers to derive software requirements and to obtain information on project limitations and capabilities, performance requirements and interfaces
(U) Coordinate software system installation and monitor equipment functioning to ensure operational specifications are met
(U) Recommend new technologies and processes for complex software projects
(U) Serve as the technical lead of multiple software development teams
(U) Select the software development process in coordination with the customer and system engineering
(U) Ensure quality control of all developed and modified software
(U) Delegate programming and testing responsibilities to one or more teams and monitor their performance.
8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays and optional leave up to 6 days through Belay's volunteer program
10% matching in 401(k) contributions vested on day one
$5,000 annual training/tuition

Senior Software Engineer

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• JAVA & Linux

• Analytics & Data Persistence

• (U) Oracle DMBS

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• Student Loan Repayment Program

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