Top Software Engineer Jobs

Develop, maintain, and enhance complex software systems supporting mission-critical intelligence programs. Design Angular frontends, analyze requirements, perform system and software design, test components, troubleshoot defects, optimize performance, evaluate COTS/GOTS solutions, and collaborate throughout the software development lifecycle.

Designs, develops, tests, and maintains mission-critical software for large-scale data processing and cloud environments. Builds AWS cloud-native applications using Java, Python, Hadoop, Accumulo, and Terraform. Collaborates with architects and stakeholders, supports integration and modernization, resolves defects and performance issues, and participates in Agile development, deployment, documentation, and code reviews. Requires extensive software engineering experience and an active TS/SCI with polygraph clearance.

Develop and maintain complex software for large-scale data processing, scientific computing, real-time analytics, and Intelligence Community mission systems. Responsibilities include algorithm development, database optimization, system integration, testing, performance improvements, and containerized deployment using Docker and Kubernetes. The role collaborates with engineers and mission stakeholders in an Agile environment and requires an active TS/SCI clearance with polygraph.

Lead architecture, modernization, and development of secure Java and Spring enterprise applications supporting cyber analytics and intelligence missions. Design PostgreSQL data architectures, RESTful APIs, Power BI solutions, containerized OpenShift deployments, and GitLab CI/CD standards. Mentor engineers, guide architecture and code reviews, troubleshoot complex systems, and coordinate technical priorities with government and mission stakeholders. Deliver scalable, secure, resilient, and maintainable software solutions.

Leads architecture, development, modernization, and deployment of secure cloud-native applications in AWS. Designs serverless, full-stack, event-driven, data integration, authentication, CI/CD, observability, and resiliency solutions. Guides technical roadmaps, architecture decisions, production delivery, and engineering standards while mentoring teams and coordinating with government customers and mission stakeholders.

Develops advanced RF and DSP software for signal exploitation and analysis supporting Intelligence Community missions. Designs high-performance algorithms, processes complex and low-SNR signals, integrates COTS and GOTS technologies, optimizes software, and supports testing, debugging, deployment, documentation, and Agile development activities.

Develop responsive, high-performance web applications using React and Next.js. Implement server-side rendering, static site generation, dynamic routing, RESTful API integrations, and SEO and performance optimizations. Collaborate with backend and senior frontend engineers, participate in code reviews, contribute to frontend architecture, and produce clean, maintainable, documented code for a Fort Meade customer.

Develops and maintains Java applications, backend services, RESTful APIs, and mission-focused data processing capabilities. Supports modernization, integration, testing, deployment, troubleshooting, documentation, and sustainment of critical software platforms. Collaborates with engineers and stakeholders in Agile development activities, including sprint planning, code reviews, and continuous improvement. The role requires an active TS/SCI clearance with polygraph and supports a malware analysis modernization program for an Intelligence Community customer.

Develop and maintain Java services, RESTful APIs, PostgreSQL databases, Power BI dashboards, and containerized applications supporting cyber analytics and intelligence missions. Build GitLab CI/CD pipelines, integrate SIGINT-derived behavioral signatures, troubleshoot complex systems, and deploy scalable solutions in OpenShift. Collaborate with customers on data ingestion, analytics, and visualization enhancements while delivering secure, maintainable production software.

Designs, develops, and modernizes secure full-stack applications supporting mission-critical operations. The role focuses on Java-based backend services, distributed systems, APIs, messaging, cloud-native AWS applications, databases, and modern user interfaces. Responsibilities include developing highly available and scalable software, integrating enterprise technologies, maintaining production-ready solutions, and collaborating in Agile teams with engineers and government stakeholders. The position requires extensive software engineering experience and an active TS/SCI clearance with polygraph.

Develop and maintain Java and Spring-based enterprise applications, ETL workflows, data integration services, and analytics supporting mission-critical intelligence operations. The role handles data ingestion, transformation, validation, troubleshooting, and delivery while collaborating in Agile teams. Responsibilities also include Apache NiFi development, GitLab and Atlassian tool usage, production support, and AI-assisted software development. The engineer must support enterprise knowledge management and mission data systems in a classified environment.

Develops, tests, and maintains scalable cloud-based applications and infrastructure using Go, Python, Terraform, and AWS. Supports cloud-native services, integrations, deployments, production sustainment, troubleshooting, documentation, and technical reviews in a secure intelligence mission environment.

Develop, test, integrate, and maintain mission-critical software applications and system components. Support debugging, troubleshooting, code reviews, testing, deployment, and sustainment activities while collaborating with technical teams. Create scripts, tools, and utilities for automation, resolve defects and performance issues, and document software designs and technical processes. The role supports intelligence-community missions and requires strong software development fundamentals in Linux, Python, and C++.

Designs, develops, tests, deploys, and maintains secure enterprise web applications using Java and Angular. Builds backend services, responsive interfaces, database integrations, RESTful APIs, and CI/CD pipelines. Works in Agile and SAFe environments, supports the full software development lifecycle, and collaborates with mission stakeholders and technical teams. Provides technical leadership and mentorship while improving application scalability, security, performance, and maintainability.

Build and ship native iOS features for a consumer fintech platform using Swift, UIKit, and scalable mobile frameworks. Own features from design handoff through launch, collaborate with product, design, and backend teams, participate in code and architecture reviews, and contribute to reusable platform components. The role emphasizes performant user experiences, secure financial applications, mentorship, and continuous engineering growth.

Develop, integrate, test, troubleshoot, and maintain missile defense modeling and simulation software, infrastructure, interfaces, and services. Use Java, C++, Git, and Docker to integrate component models, manage configurations, containerize deployments, execute software testing, analyze simulation performance, and resolve technical issues. Collaborate with engineers, analysts, and technical personnel to deliver reliable products in customer and potentially classified environments.

Build full‑stack features for Alarm.com's Home Automation Experience across web, mobile, and backend services. Partner with product and QA, own technical designs and implementations, work across frontend/backend/data/infrastructure, write maintainable tested code, and decompose ambiguous problems into shippable increments.

Supports, troubleshoots, maintains, and enhances deployed warehouse automation software in customer environments. Develops patches and maintenance releases, diagnoses production issues, performs coding and testing, supports upgrades and migrations, monitors performance, documents solutions, collaborates with engineering and field teams, and provides occasional customer-site and after-hours support. Mentors junior engineers and contributes to reliable operation of mission-critical material handling systems.

Designs, develops, tests, debugs, and maintains modern front-end applications for warehouse automation systems. Builds responsive interfaces using JavaScript or TypeScript and reactive frameworks, integrates back-end services with C# and .NET, and works with APIs and databases. Contributes to architecture, modernization, performance improvements, testing, CI/CD, and software lifecycle activities. Mentors engineers, conducts code reviews, troubleshoots complex issues, and collaborates with product, controls, robotics, and engineering teams. Travel up to 20% may be required.

Develop and maintain Java applications and Salesforce configurations within an agile full-stack team supporting a federal housing program. Collaborate across backend, database, and Salesforce layers; test and troubleshoot changes; participate in sprint planning, peer reviews, and Git-based development; and document code and configuration updates. The role requires hands-on Java and Salesforce experience and eligibility for a Public Trust background investigation.

Develop and maintain Java applications, configure and develop Salesforce solutions, and collaborate across AWS, database, and application layers. Participate in agile sprint planning, testing, troubleshooting, Git-based peer reviews, and technical documentation. The role supports a federal FHA program in a fully remote environment and requires eligibility for a Public Trust background investigation.

Lead architecture, technical design, and hands-on software development across macOS, Windows, web, and server platforms. Build and scale complex systems, rapidly deliver user value, maintain engineering quality through testing and continuous integration, and collaborate with product, design, leadership, users, and partners. The role requires technical leadership in a fast-changing startup environment, with potential work spanning local LLMs, infrastructure autoscaling, collaboration features, and secure key distribution.

Build and ship end-to-end software across AI/ML models, cloud applications, distributed systems, infrastructure, and user-device applications. Responsibilities include designing architectures, optimizing performance, evaluating tools, debugging complex systems, collaborating with product and design, maintaining reliability and testability, and contributing to engineering culture through testing, code reviews, and continuous integration.

Develops, designs, maintains, tests, and documents software throughout the product lifecycle. Performs software development, hardware and software integration testing, feature validation, and collaborates with teams using agile practices. The role may involve embedded systems, operating systems, network protocols, mobile platforms, driver development, security concepts, and debugging.

Lead frontend and full‑stack projects across Marimo's open-source ecosystem. Design simple, powerful editor experiences, build performant data visualizations and editor extensions, engage with the community, triage issues, and balance community needs with product roadmap.