Top Software Engineer Jobs

Develop and integrate software for flight simulators, including avionics, aircraft-system simulations, tactical environments, and interfaces for audio, visual, motion, I/O, and instructor stations. Responsibilities include software architecture, requirements analysis, development, testing, documentation, customer presentations, and mentoring junior engineers. Work is performed across Linux and Windows using multiple programming languages and development tools.

Integrates, deploys, configures, and troubleshoots software across high-performance computing systems and specialized Linux environments. Develops automation scripts, supports HPC schedulers and parallel processing, manages monitoring and logging tools, performs root-cause analysis, and assists with system deployments and upgrades. Collaborates with engineering teams to resolve integration and performance issues while documenting configurations and procedures.

Develop and ship backend product features for a high-scale mobility marketplace. Responsibilities include writing, testing, reviewing, and deploying maintainable code; improving scalable architecture; building diagnostic tools; documenting technical designs; and collaborating with product, design, and engineering teams. The role requires strong computer science fundamentals and backend experience with databases, distributed systems, search, or streaming technologies.

Leads software engineering teams developing web applications for data management, characterization, ingestion, and compliant data movement. Extracts value from structured and unstructured data using statistical methods and machine learning, develops queries and visualizations, defines software processes, ensures quality, and collaborates with mission customers. The role also requires technical leadership, requirements analysis, database development, and experience with big data, analytic frameworks, metadata, and intelligence-related network data.

Design, develop, test, and deploy Java-based features for a secure Apache NiFi data transmission application supporting the US intelligence community. Integrate systems across enterprise networks, contribute to the technical roadmap, ensure code quality through testing and continuous integration, and mentor junior engineers while working in an Agile environment.

Design and develop high-performance interactive data visualizations and dashboards using JavaScript, TypeScript, modern web frameworks, D3, SVG, Canvas, WebGL, and WebGPU. Build data-driven applications, maintain comprehensive testing, manage CI/CD pipelines, and deploy and monitor scalable production systems. Collaborate with engineers, data scientists, and product managers to translate complex data into intuitive visual experiences.

Develop and maintain complex software systems supporting mission-critical environments, including real-time processing, large-scale analytics, and data applications. Responsibilities include software design, development, testing, troubleshooting, requirements analysis, technology evaluation, quality control, and lifecycle support. Serve as a technical lead across multiple teams, coordinate with customers and systems engineers, and delegate programming and testing work. The role requires extensive software engineering experience and an active TS/SCI clearance with current polygraph.

Develop and lead software solutions for data ingestion, characterization, enrichment, and movement across intelligence-community mission systems. Extract insights from structured and unstructured data using statistical methods, machine learning, and analytic tools. Define requirements, develop queries and data flows, collaborate with customer teams, recommend technologies, lead software teams, oversee development processes and quality control, and support large-scale data processing using technologies such as Java, Python, Scala, Spark, Hadoop, and NiFi.

Develops and maintains COBOL, IDMS, and ADSO applications on IBM mainframes supporting the Defense Civilian Payroll System. Coordinates software development across functional teams, manages project plans, resources, schedules, risks, quality, and communication, and contributes to technology strategy and software requirements, design, and implementation.

Develop and maintain Java-based web applications supporting compliant data management and movement for intelligence community data custodians. Responsibilities include designing complex algorithms, improving software processes and documentation, coordinating with systems and hardware engineers, performing quality control, and supporting software installation and system operations. The role uses Agile development methods and technologies including Quarkus, PrimeFaces, SQL, PostgreSQL, and Elasticsearch.

Develop and maintain software products that automate workflows for Cyber Mission customers. Apply Agile and DevOps practices to deliver reliable, high-quality software, contribute to front-end and back-end development, and create technical documentation and training materials. The role supports national security missions at a contractor facility in Annapolis Junction, with telework dependent on tasking and customer approval.

Develop and maintain Java full-stack applications, platform libraries, mission systems, and database functionality for a classified program. Implement user-story features using Agile sprints, DevOps, behavior-driven development, and test-driven development. Resolve database issues and support modernization into cloud-native, microservice-based products. Work full-time in a SCIF while collaborating with the team and maintaining existing and new enterprise capabilities.

Develops, tests, debugs, documents, integrates, and maintains software applications for a classified program. Works within a cross-functional Scrum team to create features, bug fixes, scripts, acceptance criteria, automated testing, and integration solutions using Java and related development tools. Coordinates installations, monitors system performance, and applies software engineering best practices in a SCIF environment.

Develop and integrate mission-critical software for military aircraft using Open Mission Systems architectures. Responsibilities include C++ development in Linux, middleware and data distribution, service contracts, interface definitions, data modeling, mission-level simulation, integration testing, and third-party application integration. The role requires onsite work, collaboration across engineering teams, technical documentation, and 10% travel. An active Secret clearance and continued eligibility for classified access are required.

Designs, develops, integrates, and tests real-time embedded software for military mission systems and avionics. Responsibilities include mission computing, data links, sensors, communications, navigation, displays, electronic warfare, and weapon systems. The engineer performs architecture, interoperability testing, and integration in laboratory and simulated environments while collaborating across engineering and deployment teams. The role requires onsite work in Fort Worth or Palmdale, 10% travel, and an active Secret clearance.

Design, develop, test, deploy, and maintain scalable, secure software across the technology stack. Translate requirements into technical specifications, deliver features using Agile practices, build automated tests, troubleshoot production issues, and ensure quality and reliability. Use AI-assisted development and spec-driven workflows, collaborate with Product, QA, and Architecture, contribute to technical decisions, and mentor junior engineers.

Develops, tests, maintains, and enhances software applications throughout the production lifecycle. Responsibilities include coding, performance testing, debugging, documentation, project planning, code reviews, mentoring, end-user training, and researching development technologies. The role supports cloud-native, API-first, microservice, CI/CD, and DevOps practices while collaborating with IT teams and business stakeholders.

Designs and develops AI-powered digital experiences, MCP servers, agentic workflows, microservices, and ML integrations. Builds scalable APIs and distributed systems, evaluates architectures, develops data pipelines, and supports model training and inference in production. Collaborates with product, design, data science, architecture, and business teams to deliver full-stack products. Establishes engineering best practices, infrastructure-as-code, cloud deployment, CI/CD, testing, and algorithm productization foundations.

Join Comulate as a Software Engineer to build systems and features in an AI-driven insurance platform, focusing on end-to-end development and collaboration.

Designs, develops, tests, and maintains scalable identity and access management applications using Java and JavaScript. Responsibilities include implementing complex system components, resolving bugs, conducting code reviews, supporting CI/CD, and defining logging, instrumentation, and alerting requirements. The role collaborates with technical stakeholders, translates requirements into software designs, participates in Agile or Waterfall environments, performs pair programming, and mentors junior developers. Experience with identity providers, OIDC, databases, cloud infrastructure, containers, and Kubernetes is valuable.

Designs, develops, tests, and maintains scalable identity and access management applications using Java and JavaScript. Responsibilities include software design, complex bug fixes, code reviews, CI/CD implementation, operational logging and alerting, requirements analysis, technical issue resolution, and collaboration with cross-functional teams. The role also involves pair programming, mentoring junior developers, and working with identity providers, cloud infrastructure, databases, and containerized environments.

Design and operate backend systems for issuing, custody, and settlement of tokenized equities across blockchains. Integrate on-chain infrastructure with brokerage and ledger systems, smart contracts, indexers, and DEX workflows. Lead complex projects, make architectural decisions, ensure correctness and auditability, collaborate with compliance and legal teams, and mentor engineers in a 24/7 financial platform.

Develops command-and-control and autonomy software for uncrewed platforms supporting DoD customers. Responsibilities include software architecture, flight-critical development, automated unit and integration testing, configuration management, code maintenance, and Agile delivery. The role requires collaboration with development teams, adherence to software safety practices, and leadership of small to mid-sized teams in an on-site Huntsville environment.

Design and develop low latency, high-performance trading systems. Optimize code and solutions for hardware efficiency, ensuring seamless application integration.

The Principal Software Engineer will design automated ad serving systems, lead technical direction, collaborate with teams, and mentor engineers.