Top Senior Software Engineer Jobs

Develop and test C++ software for FactoryTalk Optix HMI and control-system applications across Windows and Linux. Responsibilities include subsystem design, requirements documentation, implementation, unit and automated testing, debugging, code and design reviews, anomaly analysis, and product quality validation. The role collaborates with global Agile teams, improves development and test automation practices, researches technologies, communicates design concepts, and mentors other engineers.

Develop, test, deploy, maintain, and optimize software solutions using Microsoft technologies and Azure cloud services. Collaborate with business stakeholders, architects, security, infrastructure, product, and support teams throughout the software development lifecycle. Modernize legacy applications, build REST APIs, implement automated testing, ensure PCI and HIPAA compliance, document systems, manage releases, and support production troubleshooting, monitoring, performance, and reliability.

Design and build scalable cloud-native software for security data ingestion. Develop API integrations, log parsing and normalization pipelines, schema mappings, and integrations with security tools and log forwarders. Optimize data quality and ingestion performance while contributing to distributed systems architecture, testing, documentation, and agentic LLM-powered parsing capabilities. Collaborate with customers and internal stakeholders in a hybrid environment.

Design, develop, test, and maintain C#/.NET software products and platforms. Create database stored procedures, SQL scripts, and ETL jobs; optimize relational database performance; and contribute to Agile/Scrum processes. Collaborate across teams, mentor developers, facilitate technical discussions, evaluate emerging technologies, and deliver reliable products that meet specifications and performance SLAs.

Develop, integrate, validate, and field autonomy software for unmanned air, maritime, space, and expendable platforms. Lead feature crews or sub-programs, author interface contracts, coordinate with autonomy, perception, C2, and platform partners, and mentor engineers. Own mission-ready builds, hardware/software integration, live testing, debugging, performance optimization, simulation-based issue reproduction, and continuous process improvement. Travel 10–20% for customer sites, integration events, and mission tests.

Design and develop tactical autonomy algorithms and high-performance software for unmanned systems. Implement behavior architectures, planning, decision-making, multi-agent coordination, and hybrid rule-based/machine-learning autonomy. Integrate capabilities with perception, simulation, hardware, and flight-test teams; deploy to real platforms; support field testing and flight demonstrations. Analyze mission data, troubleshoot performance, research new algorithms, and adapt solutions for defense programs. Travel is typically 10–15% annually.

Integrate autonomy software onto unmanned aircraft, prepare and validate flight-ready systems, support live flight tests, and troubleshoot hardware, software, and embedded-system issues. Capture and analyze flight data, collaborate with autonomy, GNC, systems, and test teams, improve integration processes, and support certification and airworthiness compliance. The role requires 30–40% travel to test sites, customer locations, and flight integration events.

Leads technical direction for autonomous pilot integration across multiple unmanned-platform programs. Develops and deploys C++ autonomy software, integrates onboard systems, validates through simulation and hardware testing, troubleshoots embedded systems, and supports live field missions. Drives architecture, interoperability standards, documentation, process improvements, and cross-team collaboration. Mentors senior engineers and team leads, represents engineering to customers and partners, supports hiring, and travels approximately 10–20% for integration and test events.

Design and develop tactical autonomy algorithms and high-performance software for unmanned systems across air, land, sea, and space domains. Implement behavior architectures, multi-agent coordination, planning, decision-making, and hybrid rule-based and machine-learning solutions. Integrate and test autonomy capabilities on real platforms, analyze mission data, support flight demonstrations, and contribute to research and roadmap development for defense programs.

Design and develop high-performance autonomy software for unmanned aircraft and multi-agent systems. Implement tactical behaviors, planning, decision-making, coordination, and hybrid rule-based and learning-based autonomy. Integrate capabilities across perception, simulation, hardware, and flight-test teams; deploy and validate software on real platforms; analyze mission data; and contribute to technical roadmaps. Lead technical direction, mentor engineers, manage full software lifecycles, and support defense programs, integration events, and field testing.

Define the technical vision and multi-quarter strategy for Coinbase’s FinHub financial infrastructure. Architect scalable ledger and money-movement primitives across fiat and crypto, ensuring double-entry accounting, idempotency, reconciliation, auditability, reliability, and safe failure recovery. Lead complex cross-team architectural initiatives, collaborate with finance, risk, compliance, and operations stakeholders, and mentor senior engineers while improving system design and operational excellence.

Build and scale accounting software synchronization solutions connecting BILL’s payment network with third-party accounting platforms. Lead end-to-end software design and delivery, develop scalable AWS microservices, improve platform performance, guide testing and CI/CD practices, resolve customer problems, mentor engineers, and use generative AI to accelerate development.

Develop and architect frontend and backend features for OneTrust’s platform using Java, Python, web technologies, cloud services, and databases. Collaborate with UX and product teams on architecture, sprint planning, code reviews, testing, and defect reduction. Mentor junior developers, improve code quality and coverage, support cloud applications, and contribute to high-performing engineering teams.

Owns complex SQL Server data and performance challenges, including stored procedures, data warehousing, database tuning, SQL Server Agent jobs, administration, and large-scale datasets. Supports C#/.NET and React applications, API integrations, and data solutions. Analyzes telematics and safety data, troubleshoots production systems, maintains SQL source control and deployments, and improves system robustness. Requires independent problem solving, strong T-SQL expertise, and collaboration in Agile development.

Develop and enhance a high-performance S3-compliant file system using C/C++ and Linux. Responsibilities include technical design, full application development, system-level architecture, file system troubleshooting, research, testing, deployment, production support, technical reviews, and mentoring junior developers. The role also integrates monitoring and alerting capabilities and requires collaboration with global teams.

Build and maintain Curai’s marketing platform, including web features, APIs, data flows, event tracking, attribution measurement, SQL models, dashboards, and ClickHouse-backed marketing analytics. The role partners with marketing to scope engineering projects, improves site performance and conversion, investigates data quality issues, reviews code, strengthens testing and monitoring, and makes technical decisions across the engineering team.

Designs and maintains shared engineering infrastructure, internal platforms, backend services, and architectural frameworks. Improves scalability, reliability, observability, fault tolerance, performance, deployment automation, and legacy-system modernization. Reviews system designs, establishes engineering standards, and supports teams adopting shared platform components. Requires collaboration with software, product, platform, data science, data engineering, and analytics teams.

Lead full-stack development and architecture for Appian’s analytics platform. Build scalable Java and Spring services, JPA/Liquibase data layers, React and TypeScript interfaces, dashboards, visualizations, and LLM-powered copilots. Improve performance, availability, and reliability for high-volume workloads. Conduct design and code reviews, mentor engineers, influence technical direction, collaborate across teams, and communicate complex designs effectively.

Senior Software Engineer responsible for shaping and delivering a new fundraising product from discovery through production. The role involves full-stack development, architecture, prototyping, customer collaboration, production troubleshooting, reliability improvements, and mentoring. The engineer will work autonomously in an early-stage business unit, use customer feedback and data to guide decisions, and contribute across interfaces, backend services, integrations, infrastructure, and AI-enabled workflows.

Leads software engineering for insurance rating and pricing systems, owning technical decisions, system design, delivery, integrations, operational health, and technical debt. Partners with product, data science, and actuarial teams to integrate predictive models using MLOps and BYOM patterns. Mentors engineers, provides technical leadership, manages trade-offs, supports agile delivery, and contributes to engineering standards.

Designs and implements large-scale customer systems, including software, infrastructure, architectures, and information systems. Leads environment assessments, captures requirements, presents technical solutions, and supports deployment and technical strategy. The role requires expertise in cloud, data and AI, security, complex networks, service models, systems integration, or business application implementation, along with a TS/SCI clearance.

Leads development, modernization, and production support for mission-critical IBM iSeries and RPG applications. Serves as the senior technical escalation point for Level 3 incidents, integrations, inventory systems, and operational workflows. Provides architecture guidance, code and design reviews, secure coding standards, stakeholder collaboration, mentoring, and technical direction. Drives modernization, observability, reliability, automation, AI adoption, and continuous improvement across engineering teams.

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.