Top Senior Software Engineer Jobs

Develop, sustain, and troubleshoot the GHOSTGEM software suite. Implement, test, and integrate Java/Spring services with COTS/FOSS, containerize with Docker/containerd, deploy on Kubernetes using Helm, work with MongoDB and messaging (RabbitMQ/Kafka), automate CI/CD and IaC, and follow the software development lifecycle for mission-critical government systems.

Develop, maintain, and enhance complex software systems using modern front-end and Node toolchains. Analyze requirements, design and implement features, debug and test components, write documentation, develop data queries, and lead team efforts as appropriate. Contribute to architecture, performance tuning, and software development process improvements.

Design, develop, and maintain C++ software and Qt-based GUIs for instrument communication and hardware interaction. Build reliable components, write Google Test unit tests, use CMake and Git, debug and optimize applications, collaborate with firmware/hardware teams, conduct code reviews, and produce clear documentation while operating in an agile startup environment.

Design, implement, and optimize high-performance, data-centric front-end components and visualizations. Build responsive UIs, integrate mapping/geolocation, containerize applications with Docker/Kubernetes, collaborate with teams and users, document requirements and user guides, and support deployment for defense/intelligence missions.

Design, implement, test, and deploy interactive UX and data-visualization front-end applications for defense programs. Build high-performance components, optimize responsiveness across devices and browsers, integrate geolocation/mapping, containerize deployments (Docker/Kubernetes), collaborate with stakeholders, and produce software documentation and user training materials.

Lead back-end engineer building infrastructure to process, store, and expose large heterogeneous datasets. Deploy analytic components on on-prem and cloud, collaborate with algorithm developers and users, lead cross-functional teams, and transition systems to partner organizations while operating in a classified environment.

Lead backend engineer designing and implementing infrastructure to process, store, and expose large imagery, geospatial, text, and other datasets. Collaborate with algorithm developers and users to deploy analytics and ML components on on-prem and cloud platforms, build production systems, and transition solutions to partner organizations. Provide technical leadership for distributed cross-functional teams and ensure secure, deployable enterprise software.

Design and implement a reusable, feature-rich media playback library for Apple platforms. Collaborate across product, design, and backend teams to define APIs, research playback solutions, estimate projects, write maintainable code, build and run tests/CI, troubleshoot cross-platform issues, and specialize in Apple technologies (UIKit, SwiftUI, AVKit, StoreKit) to deliver consistent streaming experiences.

Design and build scalable full-stack systems across member, clinical, and core services. Work with NextJS and React Native for front-end apps, and Python (Django/FastAPI) for backend services and data pipelines. Collaborate with engineers, designers, and clinicians to deliver production-quality healthcare software.

Build and ship software and occasional embedded firmware to manage a large Unitree quadruped fleet. Implement fleet reliability, telemetry, live video pipelines, data visualization/alerts, and integrations with hardware and Mission Control. Collaborate on AI/agentic tooling and long-term platform architecture while iterating from customer feedback.

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.

Develop and maintain AI-driven features, design scalable data structures and pipelines, and enhance platform capabilities while collaborating with teams.

The Senior iOS Engineer will drive key engineering decisions, enhance the iOS app, and engage in product strategy discussions. Responsibilities include shipping production code and maintaining app architecture.

Design, implement, and maintain scalable serverless backend services and responsive Next.js front-end components. Build data scrapers and integrations, improve CI/CD and IaC, mentor junior engineers, and collaborate with product and clients to solve complex compliance problems.

Build and maintain cross-platform mobile features with Flutter and Dart, integrate REST/GraphQL APIs and secure identity flows, translate Figma designs into reusable UI, optimize performance, write comprehensive tests, support CI/CD pipelines, and implement AI-native experiences using LLMs and generative AI.

Lead redesign of core data models, expand and improve the reporting system, and build user-facing automation to streamline repeated workflows. Work autonomously to take features from conception through delivery while collaborating with stakeholders and raising engineering standards.

As a Founding Software Engineer at GovWell, you will build and manage backend systems for deployment, observability, and security. This hands-on role requires strong coding and systems experience to enhance developer velocity and system reliability for government workflows.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

Lead end-to-end full-stack development across React frontends and compiled backends, influence architecture and data modeling, integrate third-party dealership APIs, use AI-assisted coding tools daily, set engineering standards, ship production features to live dealership users, and mentor junior engineers.

Own and improve the software platform for autonomous underwater robots: deploy and update fleet software, build remote monitoring and high-bandwidth comms, expand simulation and testing, create operator/customer tooling, and execute field testing with international travel.

Join as a founding software engineer to build core product and infrastructure, collaborate with the founding team, and help shape technical direction. Role is in-person in San Francisco; compensation includes competitive salary and equity. Submit resume to the provided email.

Maintain and sustain legacy enterprise applications: troubleshoot and fix bugs, enhance and upgrade systems, apply programming and scripting, ensure security compliance, and advise clients on modernization and improvements.

The Full Stack Software Engineer develops software from concept to production, using modern tools to enhance systems, manage data, and implement solutions in an agile environment.

As a Senior Full-Stack Developer, you will design and implement software solutions, leveraging various technologies and collaborating within a team to address complex client challenges.

Senior .NET Software Engineer responsible for end-to-end software development using Microsoft technologies. Requires extensive experience in SDLC, design principles, technical documentation, web application development with .NET, Agile/SCRUM, Entity Framework, database design, and version control. Familiarity with project tools JIRA, TEMPO, Bitbucket, and Confluence preferred.