Top Senior Software Engineer Jobs

Lead design and development of complex Microsoft‑stack applications and integrations. Improve CI/CD with GitHub Actions, modernize legacy systems, strengthen automated testing and monitoring, and integrate enterprise case‑management platforms (Tyler Odyssey). Collaborate with architects, product managers, QA, and infrastructure teams while mentoring staff and ensuring scalable, secure, maintainable solutions across the full stack.

Design and implement PostgreSQL internals, indexing, query engine extensions, and storage-layer features to support large-scale document workloads on Azure. Profile distributed systems, tune performance, collaborate with open-source communities, conduct design/code reviews, and drive cross-team alignment for mission-critical database features.

The Data & Software Engineer builds complex data flows, develops data pipelines, and assists with data processing while ensuring security and compliance. Must have TS/SCI clearance and experience in cloud environments and data management.

Technical leader on the Customer IQ team driving architecture and implementation of end-to-end customer data flows. Set technical direction, refactor legacy systems toward microservices/APIs, ensure data correctness, partner on automated testing and CI/CD, and translate business intent into robust, observable platform features.

Develop, prototype, and productionize high-performance numerical algorithms for multi-modal remote sensing (EO/IR, SAR, RF). Implement and optimize signal and image processing pipelines in Python and C++, validate performance against real data, support integration into DoD systems, mentor team members, and contribute to proposals and technical roadmaps while ensuring mission assurance and software quality.

The Software Engineer will design, build, and deploy scalable applications, ensuring application security and resolving performance issues in collaboration with cross-functional teams.

Design and implement PostgreSQL internals and indexing/query features for large-scale document workloads, extend query engine with BSON-aware operators and custom scan nodes, tune index pruning and storage, profile distributed systems for performance, collaborate with open-source DocumentDB/PostgreSQL communities, and participate in design/code reviews.

Design, develop, test and implement Curam extensions, rules, configurations and interfaces. Troubleshoot and analyze code, mentor developers, participate in design meetings, and deliver enterprise-scale Curam customizations.

Serve as a lead, hands-on Salesforce architect and engineer owning Sales Cloud and Force.com solutions. Design scalable, secure integrations and customizations using Apex and Lightning Web Components, align Salesforce architecture with enterprise standards, mentor engineers, and ensure compliance within a regulated financial services environment.

The role involves improving mobile UI/UX and developing features for the Replit mobile app using React Native, collaborating with designers and engineers.

The Senior Software Engineer will design, develop, and maintain scalable healthcare billing systems while collaborating with cross-functional teams to enhance customer outcomes.

Lead the design and development of SDK for Eridu's switch ASICs, ensuring performance and production readiness. Oversee software interfaces for dataplane operations and mentor junior engineers.

Lead the development and integration of OCP SAI with SONiC, requiring expertise in programming, SDK development, and networking protocols.

Own and deliver full‑stack applications powering digital manufacturing: design and implement TypeScript/Node.js/React systems, build scalable data architectures, develop APIs, optimize performance, lead cross‑functional initiatives, and mentor engineers to ensure production reliability and scalability.

Responsible for building decision-making frameworks for multi-aircraft wildfire suppression, developing algorithms, and ensuring real-time software performance. Collaborates with engineers and firefighters for system validation.

The Senior Software Engineer will develop mission simulation infrastructure, integrating various systems and ensuring safety-critical features for autonomous firefighting operations.

The Software Engineer, Perception develops autonomous aircraft systems to detect and manage wildfires using real-time data processing and machine learning techniques.

Develop, sustain, and troubleshoot GHOSTGEM software suite; implement, test, and integrate applications with COTS/GOTS/FOSS; write scripts, build containerized services, use CI/CD, and support deployments on Kubernetes.

Design, develop, test, deploy, and maintain serverless, microservice-based applications in AWS. Collaborate with mission partners and Agile teams to define requirements, troubleshoot and document features for Intelligence Community projects.

Lead design and delivery of scalable backend systems, APIs, and data orchestration for global compliance. Own features end-to-end, ensure reliability, mentor engineers, participate in on-call, and collaborate cross-functionally to drive product and architecture decisions.

Develop, maintain, and enhance complex software systems; design, code, debug, and test software components; customize and implement ServiceNow (ITSM/ITOM/HRSD/CSM) solutions and integrations using REST/SOAP; write scripts, business rules, ACLs, and queries; lead development teams; produce documentation; collaborate with systems and hardware engineers; ensure performance and deployment meet system requirements.

Develop and maintain DIAMONDS and other enterprise applications using C# and Oracle/PL/SQL. Participate in full software lifecycle (design, coding, testing, configuration management, release, IV&V support), build WPF/Prism features, apply secure coding and static analysis tools, support sustainment and customer-facing requirements gathering, and follow CMMI/Agile processes and Git/Azure DevOps workflows.

Design, implement, and optimize scalable data ingress/egress and distributed processing pipelines using Apache Spark and Airflow. Develop and automate data workflows with Python, Java, and Bash on Linux; perform data wrangling, validation, and preprocessing (pandas/NumPy); query large datasets with SQL; and use Jupyter and Git for development and collaboration. Work onsite with TS/SCI polygraph clearance.

Design, develop, test, troubleshoot, and sustain a mission-focused enterprise web application in a containerized Kubernetes Linux environment. Collaborate with product, system, and project engineers; implement REST APIs, CI/CD pipelines, and Helm-based deployments; maintain code in Git and automate tasks with Bash/Python scripts.

Lead design and integration of secure, enterprise geospatial systems for DoD/intelligence environments. Architect GIS solutions, implement CI/CD and containerization, ensure RMF/STIG compliance, integrate geospatial services and databases, support AI/ML model integration, perform code and QA reviews, and mentor engineering teams.