Top Senior Software Engineer Jobs

Designs and delivers cloud-based software solutions with strategic customers and Microsoft product teams. Leads requirements definition, architecture, dependency identification, design documentation, and development of maintainable code. Mentors engineers, contributes to open-source assets, coordinates project and release plans, and serves as a designated responsible individual for system reliability, monitoring, on-call support, performance, and operational improvements.

Lead architecture and development of a scalable User Identity Graph and supporting data pipelines. Coordinate cross-team integrations, improve deployment automation, telemetry, monitoring, security, reliability, and incident response. Lead experimentation and metrics analysis, perform debugging and root-cause analysis, review code and tests, and mentor engineers while promoting secure, maintainable coding practices and responsible AI adoption.

Design, build, deploy, and improve secure, resilient cloud-native applications using .NET, React, Java, Kubernetes, Azure, and DevSecOps practices. Translate requirements into technical solutions, validate architecture, implement quality and security controls, and use AI-assisted engineering tools responsibly. Mentor engineers through pairing, code reviews, and technical guidance while collaborating with product, design, and agile stakeholders. Prototype new functionality, maintain observability and reliability, and support continuous learning and improvement.

Build and enhance CRM solutions for Microsoft Advertising by integrating advertising, marketing automation, and reporting systems. Develop AI-powered workflow and automation features, collaborate with product, data, and sales teams, and ensure data integrity, privacy, and security. The role involves designing large-scale systems and APIs using cloud technologies such as Azure.

Develop and improve core software services supporting customer intake, application screening, and information dissemination. Design distributed, microservice-based systems; identify bottlenecks; improve reliability, scalability, and business logic; and contribute to modernization and architectural decisions. Work independently across the stack, communicate technical trade-offs, mentor junior developers, and use AI and automation tools to improve engineering outcomes.

Leads technical direction and architecture for OneTrust’s Consent & Preferences team. Designs scalable, reliable systems, improves application performance, manages systemic technical risks, and establishes engineering quality standards. Partners across Product, UX, and engineering, mentors engineers on technical judgment and AI-assisted development, and leads initiatives spanning multiple teams or systems. The role requires deep frontend or backend expertise, cloud architecture knowledge, CI/CD and orchestration experience, and strong technical leadership.

Architects, develops, deploys, and maintains cloud and hybrid SharePoint and Microsoft Power Platform solutions. Builds Power Apps, Power Automate workflows, Power BI dashboards, and integrated portals; migrates legacy C# solutions; implements access controls, Active Directory integration, and data governance for sensitive environments. Participates in Agile SDLC activities, estimates work, and supports mission-focused enterprise systems.

Designs, develops, modernizes, and supports business-critical applications using C# and .NET. Builds APIs, backend services, and integrations; modernizes legacy systems; troubleshoots production issues; participates in on-call support, incident response, code reviews, and CI/CD practices. Partners with business and engineering stakeholders, mentors junior engineers, and improves software delivery and operational reliability.

Build and operate large-scale distributed data-access services supporting Microsoft 365 and Copilot. Responsibilities include designing query, blob, and gRPC services; developing C# and Rust libraries; owning production reliability; improving performance and scalability; conducting design and code reviews; collaborating across teams; and mentoring engineers.

Design and operate highly available, secure SQL-based Dataverse services at massive scale. Develop data engine features, automation, monitoring, diagnostics, self-healing, and resiliency improvements. Collaborate cross-functionally on SQL data access and authorization, participate in live-site operations, and build scalable data capabilities supporting agentic AI workflows.

Design and lead development of high-performance networking infrastructure for large-scale AI training and inference in Azure. Architect low-latency, low-jitter communication frameworks, optimize distributed systems, benchmark scalability, resolve complex networking issues, and improve reliability, observability, and performance. Mentor engineers, create technical designs, manage dependencies, and participate in on-call operations for critical services.

Designs and develops Dynamics 365 CRM solutions for advertising workflows, integrates CRM with advertising and marketing systems, and builds AI-enhanced automation features. Collaborates with product, data engineering, and sales teams while ensuring data integrity, privacy, security, and compliance. The role requires software development expertise, cloud technology knowledge, and experience with large-scale systems and API design.

Designs and leads architecture for Microsoft 365 Copilot’s runtime platform, including distributed systems, AI services, search, data access, storage, observability, and developer infrastructure. Responsibilities include writing secure and scalable code, leading design and release planning, coordinating cross-team dependencies, managing live-site incidents, conducting code reviews, mentoring engineers, and applying AI automation and Responsible AI principles across the software lifecycle.

Architects, develops, and maintains high-performance straight-through processing platforms for financial markets across FX, credit, fixed income, and rates. Builds trade delivery, clearing, and regulatory reporting integrations using financial messaging protocols, middleware, APIs, databases, and streaming technologies. Optimizes low-latency systems, supports CI/CD and automated testing, collaborates across trade lifecycle teams, contributes to architecture, and mentors junior engineers.

Leads the architecture, development, testing, deployment, and maintenance of scalable, mission-critical software applications. Provides technical leadership across the software development lifecycle, collaborates on architecture decisions, supports Agile and CI/CD execution, mentors engineers, and drives quality through automated testing, documentation, risk management, and performance optimization.

Build and operate production-grade internal applications, backend services, data integrations, and scalable platforms. Responsibilities include API development, Kafka and database integrations, cloud and containerized systems, automated testing, CI/CD, monitoring, performance tuning, production ownership, and cross-functional collaboration. The role also establishes engineering standards and supports data access, decisioning, and player messaging initiatives.

Provides technical leadership and hands-on software development for automated scientific instruments integrating robotics, motion control, imaging, sensors, actuators, and data systems. Responsibilities include software architecture, hardware integration, testing, CI/CD, deployment, observability, requirements translation, troubleshooting, technical reviews, and mentoring. The role partners with scientists and multidisciplinary engineers to transition prototypes into reliable, maintainable laboratory platforms.

Lead the design and development of high-performance AI networking software for NVIDIA BlueField DPU and ConnectX products. Manage hyperscaler technical engagements involving coding, system bring-up, performance tuning, failure analysis, and production hardening. Collaborate across engineering, product, architecture, and customer teams to translate needs into product features and roadmap improvements. Drive reliability, performance, debuggability, and tooling enhancements across firmware, drivers, operating systems, and applications.

Build and evolve scalable backend systems and APIs for a large SaaS platform. Partner with Product, Design, and QA from ideation through deployment, contribute to microservices architecture, improve testing and observability, identify operational risks, and mentor teammates. The role emphasizes reliable, maintainable solutions, strong collaboration, architectural decision-making, and continuous improvement.

Design, develop, and operate secure, highly available Java and Spring Boot microservices for healthcare data exchange. Build RESTful APIs and Kafka-based event-driven systems, deploy cloud-native services on GCP, and maintain CI/CD, infrastructure-as-code, observability, and security controls. Integrate EHR systems using healthcare data standards while ensuring HIPAA compliance. Own production readiness, troubleshoot incidents, improve reliability, participate in architecture and code reviews, and mentor engineers.

Develop and maintain software applications supporting genetic testing and clinical reporting workflows. Collaborate with geneticists, bioinformaticians, laboratory professionals, and business stakeholders to define requirements and architecture. Troubleshoot defects, ensure data accuracy and system reliability, document processes, support continuous improvement, and comply with security, regulatory, and organizational requirements.

Design, build, test, deploy, and maintain scalable backend services and APIs for the 1ExigerAI platform. Develop alerting, workflow automation, and supply chain investigation capabilities using cloud-native microservices. Own projects from technical design through production support, improve system reliability and observability, troubleshoot issues, influence architecture, collaborate cross-functionally, review code, mentor engineers, and leverage AI-assisted development tools.

Designs, builds, tests, and operates secure cloud-native backend services for Cisco Intersight. Leads technically complex features from design through production, develops APIs and distributed systems, investigates incidents, contributes to AI-enabled capabilities, reviews architecture and code, mentors engineers, and improves security, reliability, testing, automation, and development processes.

Develop and maintain Unity platform support for Android mobile, laptop, and hybrid devices. Design scalable editor features, optimize runtime performance, analyze benchmarks, resolve platform bugs, document technical solutions, and collaborate across teams. The role requires advanced C++, C#, and Android systems programming, plus experience with multithreaded codebases, managed runtimes, memory marshalling, automated testing, debugging, and performance profiling.

Develop and productize mission-focused software across customer environments by removing dependencies, abstracting configurations, and building authorization and key-management interfaces. Support client applications, portal and proxy services, OpenBao integration, testing, defect resolution, and cross-team implementation. The role requires extensive Java development, cryptographic expertise, key-management knowledge, software engineering leadership, and active TS/SCI clearance with polygraph.