Top Senior Software Engineer Jobs

Leads the design, development, deployment, and production support of scalable clinical data solutions. Mentors software developers, provides hands-on technical leadership, builds data-intensive applications and microservices, applies generative and agentic AI, and establishes practices for reliability, observability, testing, and CI/CD. Partners with technical and business stakeholders to solve complex problems, manage risks, and deliver enterprise-scale solutions.

Leads the technical strategy, architecture, development, and optimization of Caterpillar’s ecommerce search platform. Mentors search engineers, develops NLP, vector search, personalization, and machine-learning capabilities, and builds scalable, low-latency distributed systems. Uses analytics and KPIs to improve search relevance and user experience while collaborating with product managers, data scientists, and engineering teams. The role requires extensive search-engineering experience, AWS OpenSearch expertise, software development proficiency, and technical leadership.

Develop, test, maintain, and support enterprise software and automation applications for semiconductor manufacturing. Coordinate tool automation and host enhancements, gather requirements, support global manufacturing software releases, resolve daily automation issues, participate in 24/7 on-call rotation, maintain documentation, and report project status. The role requires software development expertise, AI exposure, manufacturing automation testing, and strong cross-functional collaboration.

Design, develop, test, and support scalable Java and Spring Boot microservices for order management and omnichannel retail workflows. Build event-driven systems with Kafka, integrate relational and NoSQL databases, implement automated testing, and improve observability, reliability, performance, and deployment automation. Partner with product and architecture teams, translate requirements into technical solutions, mentor engineers, contribute to code reviews and documentation, and evaluate modern engineering tools and technologies.

Leads AI-enabled requirements and quality engineering initiatives within Nationwide’s Developer Experience and Platform organization. The role develops reusable automation patterns for web, mainframe, and desktop applications; improves software delivery, testing, security, and CI/CD practices; provides technical direction; mentors engineers; and coordinates medium-to-large projects across teams. The position is hybrid in Columbus, Ohio, with potential on-call responsibilities.

Design, develop, test, debug, and maintain frontend and backend software applications. Write functional and test code, automate builds and deployments, perform unit, integration, and end-to-end testing, and apply secure coding practices. Translate user stories into solutions, collaborate on infrastructure planning, document installation and maintenance procedures, and engage end-users to define requirements and implement modifications.

Build 0-to-1 AI products that help scientists and engineers use Claude for scientific discovery. Own technical design and end-to-end delivery, partner with product, design, research, and go-to-market teams, engage directly with users and domain experts, and improve model capabilities for science and engineering workflows.

Design, build, launch, and operate resilient AI infrastructure services, tools, and open-source projects. Develop Kubernetes- and Slurm-based systems for large-scale GPU training, including APIs, automated job recovery, checkpointing, telemetry, and failure diagnosis. Lead team planning, mentor engineers, review designs, and establish production support practices such as monitoring, alerting, CI/CD, testing, and on-call operations. Collaborate with customers and the open-source community to improve ML infrastructure.

Develop high-performance backend services and mission-critical software for cleared operational environments. Responsibilities include translating research designs into software, designing scalable systems, collaborating with technical experts, mentoring developers, shaping architectures and roadmaps, and maintaining technical documentation. The role requires strong backend programming skills, enterprise software experience, and active TS/SCI clearance with full-scope polygraph. Work requires onsite presence at client locations in Maryland, with hybrid arrangements determined by contract and security needs.

Own end-to-end full-stack development across web applications, Chrome extensions, mobile platforms, and backend services. Build scalable React interfaces and Node.js microservices handling large datasets and concurrent requests. Translate customer needs into technical solutions, integrate APIs, create workflows and schemas, and deliver iterative, high-quality features. Collaborate autonomously with product and remote engineering teams while supporting post-launch improvements.

Develop and launch scalable full-stack web applications using PHP, Laravel, SQL, JavaScript, React, and related technologies. Responsibilities include building APIs, designing database schemas, optimizing queries and code, implementing secure and maintainable software, collaborating cross-functionally, mentoring junior developers, and owning features through production in an agile continuous-deployment environment.

The Senior Software Engineer will design and maintain backend services and RESTful APIs, ensuring scalability and performance, while collaborating with team members across functions.

Develop and maintain operational space weather scientific software for AFRL. Responsibilities include translating science algorithms into applications, coding, integrating systems, conducting full lifecycle development, supporting cloud-native and DevSecOps practices, reverse-engineering scientific code, and collaborating with customers and stakeholders on requirements.

Develop and automate a Data Center Infrastructure Management tool using scripting, backend development, APIs, databases, and cloud technologies. Responsibilities include PowerShell and Python development, systems administration across Linux and Windows, Microsoft IIS and .NET work, SQL Server reporting and integration, and AWS or Azure development. Preferred expertise includes AI/ML automation, automated testing, SecDevOps, cloud architecture, Infrastructure as Code, and Agile practices.

Lead a mobile engineering team and own the architecture, technical direction, and delivery of React Native applications for iOS and Android. Partner with Product, Design, and Marketing on roadmap decisions, while developing AI-assisted engineering workflows, quality guardrails, testing, accessibility, CI/CD, and release processes. Mentor engineers, reduce technical debt, and expand into web, backend, and data work as agentic development evolves.

Develop backend software, APIs, custom tools, systems, and scalable applications using modern architectures and open-source frameworks. Responsibilities include writing and enhancing code, reviewing and debugging merge requests, automated testing, identifying risks, and contributing to Agile development. The role supports complex data solutions, integrations, CI/CD pipelines, and mission-focused client systems. A TS/SCI clearance, 5+ years of software development experience, and a bachelor’s degree or equivalent experience are required.

Develop, integrate, test, and sustain mission-critical software and systems using Python, C++, GitLab, and Docker. Support architecture, CI/CD, containerized deployments, troubleshooting, documentation, code reviews, configuration management, networking, and system validation. Collaborate with multidisciplinary engineering teams to deliver solutions for complex defense and intelligence customer requirements.

Leads development of scalable platform capabilities, infrastructure, tooling, and AI/ML frameworks. Owns the full software lifecycle from design and coding through deployment, monitoring, and maintenance. Applies cloud-native architecture to build resilient systems, conducts design reviews, mentors engineers, collaborates with stakeholders, defines technical requirements and metrics, and drives continuous engineering improvements.

Leads development of scalable platform capabilities, infrastructure, tooling, and AI/ML frameworks. Owns the software lifecycle from design and coding through deployment, monitoring, and maintenance. Applies cloud-native architecture, conducts design reviews, builds AI-driven applications, mentors engineers, influences technical decisions, and collaborates with stakeholders to deliver resilient systems and improve developer productivity.

Leads full-lifecycle development of scalable, secure software solutions for Walmart’s e-commerce advertising platform. Responsibilities include designing, coding, testing, deploying, and maintaining services, APIs, and AI/ML components; collaborating with stakeholders; conducting code reviews; monitoring performance; supporting defect management; mentoring peers; and driving continuous engineering improvement through cloud-native and DevOps practices.

Leads platform engineering across multiple teams by architecting scalable cloud-native infrastructure, reusable tooling, distributed systems, and AI/ML-enabled applications. Drives the software development lifecycle, reliability, real-time processing, CI/CD, testing, monitoring, and incident response. Provides technical leadership and mentorship, establishes architectural standards, collaborates with stakeholders on requirements and metrics, and advances continuous improvement and engineering excellence.

Leads design, development, and deployment of scalable platform capabilities, infrastructure, tooling, and AI/ML frameworks. Owns the full software lifecycle, applies cloud-native architecture, conducts system design reviews, builds AI-driven applications, mentors engineers, and collaborates with stakeholders to deliver resilient, data-driven solutions for global transaction and checkout systems.

Develops and enhances complex software applications across the full software development lifecycle. Responsibilities include coding, testing, debugging, architecture, DevOps, automation, cloud-native development, system integration, documentation, and technical leadership. The role mentors engineers, leads code reviews and technical initiatives, and evaluates AI-assisted development, RAG, agentic workflows, and secure AI solutions. Collaboration with product, architecture, systems, and testing teams is required to improve reliability, reduce technical debt, and support business outcomes.

Leads design, development, implementation, modernization, and support of enterprise workflow and decision-management solutions using IBM BAW/BPM and ODM. Designs workflow components, integrations, and reusable frameworks; performs coding, testing, troubleshooting, performance optimization, and root cause analysis. Provides technical leadership through architecture and code reviews, requirements gathering, estimation, mentoring, standards development, and collaboration across Agile/Scrum teams. Supports deployments across development, QA, UAT, and production, including periodic on-call support.

Designs, develops, modifies, tests, installs, and supports software applications and operating systems. Manages complex third-party application configurations, resolves technical issues, supports customer and budget requirements, and may own application strategy, design, operations, and technical leadership. Provides guidance to less experienced engineers and collaborates with IT, vendors, consultants, subcontractors, customers, and management.