Top Senior Software Engineer Jobs

Leads global software development and serves as technical lead for quantum sensing products. Develops and productizes React/Next.js frontends and Python FastAPI backends integrating with embedded hardware, Rust middleware, and device-control systems. Responsibilities include architecture, code reviews, testing, documentation, CI/CD, Jira and sprint management, team coordination, and transitioning prototypes into production-ready systems.

Lead modernization of an enterprise entitlements platform by designing secure, scalable cloud-native applications. Responsibilities include Java and Spring Boot development, REST APIs, microservices, Kubernetes, CI/CD pipelines, authorization and access-control implementation, service mesh architecture, and mentoring engineers.

Leads software engineers in designing, developing, integrating, testing, deploying, and operating cloud-based full-stack mission applications. Owns architecture for decision-support systems, microservices, APIs, data pipelines, algorithms, analytic services, user interfaces, and cloud infrastructure. Integrates commercial and custom tools, develops data products, supports fielded systems, and directs engineering team tasking. Requires active Top Secret clearance and U.S. citizenship.

Leads cross-functional engineering projects for investment products, architecting and scaling brokerage trading and custody systems. Collaborates with product, operations, and compliance teams to deliver compliant features supporting Treasury, Invest, and internal investment operations. Provides technical leadership, makes architectural decisions, and builds reliable systems managing significant customer assets.

Develop, enhance, and support scalable SaaS and enterprise digital products. Lead backend development, design relational schemas, collaborate on frontend UX, write clean code and automated tests, participate in CI/CD, mentor junior engineers, conduct design reviews, triage production issues, document systems, and assist hiring and research on emerging tools.

Build large-scale video services and rebuild media processing and distribution pipelines using high-performance languages. Ensure exceptional media quality, performance, and reliability across video playback, live streaming, audio/video calls, and other products. Work with distributed systems and media technologies such as WebRTC, LL-HLS, and video transcoding while optimizing end-to-end performance at scale.

Design, develop, and maintain high-performance simulation software and its infrastructure. Collaborate with compiler, frontend, and product teams to integrate simulation, support users, add features and models, and improve UX. Ensure code quality through testing, peer reviews, and CI/CD, and solve complex engineering challenges in simulation for high-criticality hardware.

Designs, develops, troubleshoots, and debugs software programs and tools supporting design, infrastructure, and technology platforms. Works on operating systems, compilers, networking equipment, utilities, databases, and cloud/Internet tools. Evaluates hardware compatibility and influences hardware design decisions.

Lead end-to-end feature development across frontend and backend for an enterprise data analytics platform. Design, implement, and maintain React UIs, backend services, APIs, databases, and distributed systems. Collaborate with Product, UX, and Engineering, mentor engineers, improve quality through testing/CI, and introduce new technologies including AI-assisted development.

Build and maintain full-stack features for ClearanceJobs.com using TypeScript, Vue.js, Laravel, PHP, MySQL, AWS, and Terraform. Own work end to end, including product scoping, implementation, testing, code reviews, deployment, troubleshooting, and technical decision-making. Improve architecture, testing, code quality, technical debt, and development practices while mentoring teammates and collaborating with product, design, and business stakeholders.

Build and ship full‑stack features across the core platform, design and optimize database schemas for large geospatial datasets, write production-quality code through CI/CD, collaborate with product and design, use AI tooling daily, participate in code reviews, architecture, and on-call rotation.

Design and implement core platform systems including developer APIs, embedded UI components, load forecasting, and behind-the-meter control. Architect foundations, deliver end-to-end solutions, act as a technical leader, work across the stack, and collaborate closely with founders and the engineering team in an early-stage startup environment.

Provides L2/L3 customer-facing software support for client systems, including on-call troubleshooting, issue analysis, remote support, and implementing fixes. Collaborates with product and engineering teams to resolve complex, high-priority problems. Maintains software code and documentation while applying Java, database, web services, microservices, REST, and distributed architecture expertise in a high-transaction environment. Weekend shifts may be required.

The Software Developer will design secure software architectures, write clean code, participate in security assessments, and integrate applications into cloud environments.

Design, develop, test, and maintain secure, scalable full-stack applications using Microsoft technologies. Build backend services, REST APIs, data integrations, responsive web UIs, database-driven systems, and support cloud modernization, analytics, and cybersecurity practices in a defense-focused environment.

Design, develop, and implement Java-based software for enterprise systems. Build RESTful APIs and microservices, integrate agentic AI coding tools, author tests, troubleshoot, manage configuration, work in agile teams, and maintain security-clearance requirements while hybrid-working in Augusta, GA.

Design, develop, and support full-stack applications using Angular, C#/.NET APIs, and SQL Server. Analyze requirements, manage product lifecycles, advise colleagues, introduce technical solutions, and collaborate across departments while following modern engineering and Agile practices.

Lead technical direction for GM's MBFF platform and core microservices. Design scalable APIs and integrations (REST, GraphQL, WebSockets, event-driven), drive DevOps/CI-CD and observability standards, champion AI-enabled operational tooling, guide architecture and production readiness, mentor senior engineers, and align platform strategy with product, security, and SRE teams.

Lead design, development, and evaluation of complex software architectures for defense systems. Implement and integrate applications using C++ and Linux, interface with hardware (FPGAs, GPUs, SoCs), apply DevSecOps/CI-CD, containerization, and cloud-native practices, and support real-time/embedded, signal-processing, and EW/Sensor software in collaboration with cross-functional teams.

Build and maintain on-chain smart contracts and backend services for branded USDC-backed stablecoins. Own issuance, reserves, mint/burn, and rewards systems; drive architecture, security, and operational excellence; ship features with product and design partners and ensure well-tested, auditable production deployments.

Architect and develop a next-generation radar software platform using asynchronous Rust backend services, APIs, real-time data models, and React front ends. Advance algorithms and prototypes into high-performance, observable production systems designed for resilience, offline operation, security, and intermittent connectivity. Improve CI/CD, testing, instrumentation, and service reliability while collaborating cross-functionally, mentoring engineers, and influencing technical direction.

Build and maintain reliable, secure, scalable backend systems for Lithic’s product platform. Own projects end to end across API key management, reliability, audit logging, search, and API infrastructure. Improve system reliability, reduce technical debt, participate in on-call rotations, and lead team process improvements while collaborating asynchronously across time zones.

Build and operate highly scalable storage infrastructure supporting petabyte-scale imagery data. Responsibilities include developing backend services and APIs, managing object storage and metadata indexing, tuning Elasticsearch, improving disaster recovery, monitoring performance, responding to incidents, contributing to architecture and roadmaps, and advising engineers. The role requires strong production software engineering experience with Go or Python, cloud-native systems, relational and non-relational databases, and highly available services.

Leads architecture, development, and operation of scalable Azure and Power Platform solutions. Provides hands-on coding, technical leadership, mentoring, code review, and agile team guidance. Designs Azure DevOps CI/CD pipelines, deployment automation, and infrastructure as code while ensuring security, governance, compliance, performance, and quality. Champions Microsoft Copilot and AI-assisted development, collaborates with product and business stakeholders, and manages multiple initiatives across enterprise software platforms.

Leads end-to-end software and systems engineering for Sentinel command-and-control mission applications, including requirements, architecture, design, implementation, integration, testing, and verification. Develops trade studies, technical reports, decision memos, charts, and executive briefings. Collaborates with multidisciplinary teams and senior stakeholders, provides technical leadership and mentoring, and shapes engineering strategy and roadmaps for complex, mission-critical systems.