Top Senior Software Engineer Jobs

Design, develop, and maintain full-stack software for a trading desk; provide Level 3 support; perform code reviews; manage deployments, change requests, and infrastructure/tech-debt upgrades (OS, Java runtime, databases, caching); enforce secure coding and unit testing; collaborate cross-functionally and lead or coach teams to deliver production-grade solutions.

Designs, develops, tests, and maintains mainframe applications; monitors system performance; troubleshoots production incidents; implements enhancements; mentors junior engineers; ensures compliance with security and regulatory controls in a banking environment.

Design, develop, test, and debug 3D CAD/desktop software features using C#/.NET. Diagnose complex issues, refactor code, collaborate with architects and cross-functional teams, support customers, and produce technical documentation and reviews.

Lead architecture and hands-on development for a core SaaS product suite (50% coding). Own technical roadmap, drive DevSecOps/IaC/TDD adoption, mentor teams, resolve performance and reliability issues, and translate product needs into scalable designs.

Architect, implement, and optimize live and on-demand streaming pipelines in Wowza. Design scalable transcoding and packaging workflows, integrate accelerators, debug performance issues, support cross-functional projects, and serve as a streaming domain expert.

Maintain and extend a mixed C++ media-processing platform and Windows desktop video exploitation suite. Responsibilities include debugging media pipelines (FFmpeg, MPEG-TS, MP4, KLV), Linux/Docker/CI builds, Windows/.NET desktop modules (WPF/WinForms), interop/native debugging, release packaging, and creating tests, reproducers, and maintainer documentation.

We are seeking a System Software Engineer to develop low level GPU testing frameworks. Responsibilities include creating software tools for GPU diagnostics and collaborating with hardware teams to improve validation processes using AI/ML techniques.

Develop and own digital features end-to-end: design, write maintainable tested code, debug production, collaborate with product/QA/design, mentor junior engineers, provide architectural input and technical feasibility, partner with vendors, and support platform operations.

Manage and mentor a software engineering team delivering secure, scalable payments solutions. Drive execution, vendor integrations, tooling, monitoring, and automation. Provide technical escalation and production support, evaluate technologies, lead reviews, and foster modern development practices while developing engineers and aligning strategy to execution.

Develop scalable backend systems for map orchestration, collaborate with teams, troubleshoot issues, and handle large-scale data pipelines.

Manage and mentor a software engineering team delivering cloud-native, secure, scalable solutions. Drive roadmaps, Agile delivery, DevSecOps, CI/CD, observability, incident response, event-driven architectures, AWS/EKS adoption, and AI-assisted engineering productivity while partnering with product, architecture, and Salesforce teams.

Senior full-stack Ruby on Rails engineer responsible for backend systems, API design, integrations, data flows, and shipping end-to-end features. Collaborate with product, design, and cross-functional teams, maintain architecture and testing standards, and help evolve clinical and billing infrastructure.

Design, develop, modify, and maintain complex C#/.NET applications in an Agile, test-driven environment. Lead architecture and development plans, perform performance and scalability analysis, implement CI/CD and automated testing, mentor engineers, estimate scope/resources, and coordinate with business and cross-functional teams to deliver reliable solutions.

Design, implement, and test software (C++/Java) for complex DoD systems; gather and decompose requirements; integrate components and network protocols; support lab and on-site integration, testing, and deployment; participate in design/code reviews and lifecycle activities.

Lead design, develop, troubleshoot, and deliver full‑stack enterprise applications. Mentor junior engineers, liaise with stakeholders and vendors, produce technical documentation, conduct code and design reviews, implement tests and automation, and provide on‑call support. Work within Agile/SDLC processes and evaluate new technologies to improve platforms and compliance.

Develop, test, deploy, and sustain software for the JAMMEX program across the SDLC. Write secure, maintainable code, perform unit testing and debugging, integrate with systems and QA, participate in Agile ceremonies, document designs/releases, and remediate vulnerabilities to comply with DoD cybersecurity/IA guidelines.

Design, develop, and maintain ETL workflows using Informatica; write and optimize Oracle SQL/PLSQL; create Unix shell scripts; manage and troubleshoot batch jobs via CA7 or similar schedulers; collaborate with teams to ensure data accuracy; support production deployments and modernization efforts; provide on-call issue resolution and technical documentation.

Develop and sustain mission-operational software product lines, create new capabilities, and collaborate across subsystem teams. Work on C++/OO codebases in Red Hat Enterprise Linux, support DevSecOps and test automation efforts, and participate in Agile processes. Requires security clearance and travel (25% and a 4-week training in Redondo Beach).

Senior Java engineer to design, develop, optimize, and support high-volume transactional systems. Collaborate with product owners, QA, DevOps and teammates to deliver, deploy, tune, document, and maintain production-critical applications and services.

Design, build, and maintain secure, scalable web applications and APIs using Java/Kotlin and Spring. Collaborate with architecture, security, QA, and operations; implement microservices, event-driven patterns, and REST/SOAP web services; support deployment, audits, and quality processes while following TDD/BDD and corporate standards.

Design, build, and operate highly concurrent, distributed backend services in Go. Drive architecture, performance optimization, reliability, observability, and secure development practices. Partner with frontend, platform, autonomy, and embedded teams to deliver mission-critical systems from edge devices to cloud production.

Own and deliver a slice of the renter onboarding application: design, develop, QA, deploy, and maintain features. Collaborate with product, design, operations, and analytics, ensure data and process integrity, communicate risks, and improve user experience and team processes.

The Staff Software Engineer will lead the architecture of the FCM platform, ensuring financial correctness and system integrity, while modernizing systems and improving operational tooling.

You will develop and maintain backend systems for a platform analyzing in-person sales conversations while collaborating with product and design teams, ensuring the technical excellence of features.

As a Senior Software Engineer, you'll develop customer-facing features, ensuring user experiences are intuitive and polished, while collaborating closely with product and design teams.