Top Senior Software Engineer Jobs

Design and implement performance-critical software features for Cisco Phone and Room collaboration devices. Develop embedded and network-device applications using C and C++, with Python or Java for scripting, automation, application development, and integration. Build production-ready CI/CD pipelines, write automation tests, collaborate with cross-functional engineering teams, and support scalable software used by global customers.

Design, develop, and optimize onboard data systems for ocean-based energy nodes. Build reliable network-facing software, efficient data egress pipelines, APIs, schemas, buffering and retransmission systems for intermittent links. Improve performance, security, testing, CI/CD, documentation, and engineering practices while collaborating across software, networking, and security teams. Own designs from concept through fabrication and deployment at sea.

Leads hands-on development of pay-related SaaS features for contingent workforce management, including jobs, worker provisioning, contracts, and integrations. Designs scalable, resilient services and contributes to architecture decisions using Python, React, and AWS. Builds and maintains RESTful APIs, relational database solutions, and high-quality tested code while mentoring engineers and communicating complex technical concepts. Works effectively with ambiguous requirements in an Agile/Scrum environment.

Lead development of high-performance financial trading applications and Order Management System features across Java backends and JavaScript frontends. Responsibilities include architecture, performance optimization, troubleshooting, code reviews, mentoring, technical planning, documentation, and collaboration with product managers and engineers. The role requires full-stack engineering experience, strong testing and problem-solving skills, and knowledge of the financial trading ecosystem.

Develop and maintain scalable Python/Django backend features for Cyware’s Cyber Fusion platform across commercial and AWS GovCloud environments. Design microservices, REST APIs, AI and RAG integrations, multi-tenant architectures, and secure identity systems. Ensure FedRAMP/GovRAMP compliance through secure coding, audit logging, RBAC, encryption, testing, and continuous monitoring. Collaborate with DevOps, GRC, Security, and engineering teams on CI/CD, code reviews, production support, and platform improvements.

Develops, maintains, enhances, tests, and troubleshoots complex software systems. Reviews software components against design requirements, documents test results, resolves problem reports, applies appropriate development methodologies, and contributes to system design, requirements analysis, software reuse, and COTS/GOTS decisions.

Build responsive Web3 applications, web SDKs, developer tools, reusable frontend components, and internal Customer Success tools. Collaborate with Product, Design, and Engineering to create scalable, accessible user experiences. Contribute to code and design reviews, automated testing, continuous delivery, coding standards, and AI-assisted development practices.

Lead a small development team sustaining and enhancing a mission-critical enterprise application. Translate customer needs into technical requirements, develop full-stack solutions using Python and JavaScript frameworks, integrate REST APIs, manage relational databases, deploy Docker applications to Linux, troubleshoot defects, conduct unit testing, and support GitLab CI/CD workflows in an Agile environment.

Build, test, package, and maintain containerized software deliverables for test and evaluation programs. Responsibilities include developing CI/CD pipelines, managing Docker containers, writing integration and regression tests, preparing code releases, validating leaderboard runs, enforcing coding standards, resolving dependencies, and maintaining technical documentation. The role integrates software from multiple subcontractors and supports demonstrations and design reviews. Required experience includes Python, C/C++, Linux, Git, Docker, automated testing, and CI/CD pipelines.

Leads software engineering for Axiom ControllerView regulatory reporting solutions, including coding, architecture, code reviews, testing, deployment, monitoring, automation, and modernization. Develops Python utilities and APIs, supports Azure cloud engineering and CI/CD, improves resiliency and security, troubleshoots production issues, and translates regulatory requirements into technical solutions. Coaches engineers, oversees delivery and change management, documents operational procedures, and collaborates with technical, security, infrastructure, and business stakeholders.

The Senior Software Engineer designs and develops software applications, optimizes APIs and databases, collaborates with teams, and ensures code quality through various testing practices.

Design, develop, and enhance scalable agentic software solutions in a cloud-native environment. Build backend services and RESTful APIs using Java, AWS, Kafka, Elasticsearch, and container technologies. Contribute to architecture, event-driven systems, security, reliability, code quality, troubleshooting, and operational excellence while collaborating across engineering teams.

Develops, maintains, tests, and enhances complex software systems, including analytics, algorithms, large-scale data processing, real-time systems, and business information systems. Reviews software components, resolves defects, documents test results, and contributes to system design, requirements analysis, software reuse, and COTS/GOTS decisions. Required technologies include Java, Spring Boot, Docker, Kubernetes, and GitLab CI/CD.

Leads backend development for scalable .NET applications, APIs, integrations, and databases supporting transportation and logistics operations. Designs Azure-based systems, messaging workflows, and SQL solutions; owns work from concept through production; applies security and data protection practices; and provides technical leadership through architecture guidance, code reviews, mentoring, and cross-functional collaboration.

Design, develop, test, and deploy cloud-hosted distributed web applications. Contribute to architecture, improve engineering practices and CI/CD, collaborate with cross-functional Agile teams, clarify requirements with stakeholders, and deliver user-focused solutions.

Leads a software engineering team developing, testing, documenting, and supporting Windows-based medical device software. Responsibilities include Agile work assignment and tracking, requirements verification, regulatory-compliant documentation, stakeholder communication, process improvement, mentoring engineers, and design reviews. The role requires C# and C++ development, medical device software experience, IEC 62304 and FDA guidance compliance, and cross-functional collaboration.

Build and ship Tubi’s Cobalt-based native runtime for connected TV apps. Responsibilities include maintaining Starboard platform integrations, developing C++ and Rust modules with safe FFI, optimizing startup and memory performance, debugging Android hardware, managing upstream updates and security patches, supporting media pipelines, building CI and developer tooling, collaborating with device partners, and mentoring engineers.

Design, develop, and deploy cloud-native applications in a distributed environment. Collaborate with stakeholders and Agile and DevOps teams, contribute to architecture decisions, improve delivery processes, and support high-quality software development. The role requires experience with JavaScript or TypeScript, Java and Spring Boot, SQL, cloud platforms, CI, testing, monitoring, logging, Agile practices, and tools such as Docker, Kubernetes, and AWS.

Leads software development and coaches engineers while driving adoption of AI-assisted coding, agentic workflows, prompt and context engineering, and AI governance. Reviews architecture, requirements, code, testing, security, resiliency, and production changes. Establishes controls for AI-generated output in a regulated banking environment, maintains shared AI development assets, improves engineering productivity, and communicates technical progress and risks to stakeholders.

Design and build highly scalable, low-latency backend systems, APIs, microservices, and infrastructure serving millions of users. Collaborate with product, infrastructure, and data teams, make architectural decisions, mentor engineers, drive cross-team projects, and improve systems handling high request volumes. Work with Java, relational databases, cloud infrastructure, Kubernetes, CI/CD, infrastructure as code, caching, and messaging technologies.

Build and scale high-quality frontend features for a large gaming platform serving more than 100 million users. Develop primarily with React in an Electron application, collaborate with leadership and the gaming community, and ship features rapidly. Own complex features end to end, optimize production performance, use profiling tools, and measure outcomes through A/B testing and usage metrics. The role is based in New York City with five days per week in the office.

Leads the design, development, integration, modernization, and support of enterprise healthcare applications and platforms. Develops SQL Server databases, healthcare EDI/X12 integrations, Azure APIs, and Python/Django applications. Provides technical leadership and mentorship, reviews architecture and code, resolves production issues, supports interoperability and automation, and coordinates deployments and operational support. Collaborates with stakeholders, vendors, and IT leadership while ensuring HIPAA, security, and regulatory compliance.

Design and develop scalable cloud-based backend architectures for PSA’s consumer-facing Set Registry platform. Own features through architecture, implementation, testing, deployment, and production release. Build APIs for web and mobile applications, improve databases and existing applications, troubleshoot complex systems, and collaborate with product and engineering teams. Contribute to technical design reviews, documentation, monitoring, security practices, and automated testing.

Define architecture and metrics for autonomous driving evaluation, lead cross-functional integration across autonomy and simulation teams, develop statistical and machine learning methods, analyze large-scale time-series data, manage evaluation KPIs and release gates, and communicate safety and readiness insights through dashboards and stakeholder presentations.

Design, build, and operate billing microservices for metering, subscriptions, invoicing, payments, and financial workflows. Lead projects end-to-end, ensure financial correctness and reliability, improve observability, investigate incidents, and collaborate with Product, Finance, and other teams to deliver scalable billing infrastructure.