Top Senior Software Engineer Jobs in St. Louis, MO

Design and develop scalable services/APIs using C#/.NET/.NET Core, collaborate during SDLC, mentor junior engineers, and ensure code quality.

This role involves leading a software engineering team, driving technical direction, mentoring engineers, and overseeing web application development.

Design, develop, and maintain web applications and services while collaborating with teams to translate requirements and enhance software delivery processes, leveraging AI tools for efficiency.

The Senior Software Developer will redesign applications, migrate from Ab Initio to Python and Oracle SQL, and collaborate with internal teams. Responsibilities include hands-on coding, testing, and analyzing results.

As a Senior Software Engineer, you'll enhance storage efficiency for various data types, improve logging solutions, and advance Elasticsearch's query capabilities, focusing on data storage mechanisms.

Design, develop, and maintain core identity services, focusing on secure authentication and authorization systems while mentoring engineers and ensuring system security.

Design and implement backend systems for HyperDX, ensuring reliability and scalability, and engaging with the open-source community.

As a Senior Software Engineer, you will design and build scalable applications for our Loan Origination and Servicing platform, ensuring high performance and reliability across the business.

Lead the engineering team to build scalable backend systems, coach engineers, design APIs, and promote AI-integrated tool use. Manage performance and foster team culture.

As a Senior Software Engineer on the Platform team, you'll focus on identity management and full-stack development using TypeScript and AWS, while leading technical vision and enhancing deployment systems.

As an SDET III, you will architect scalable test systems, drive automation strategies, mentor engineers, and ensure platform reliability through quality metrics and collaboration in an Agile environment.

The Senior/Principal Software Engineer will architect, design, and develop software modules in the .Net ecosystem, mentor team members, and serve as a technical liaison with clients, all while promoting best coding practices and utilizing Microsoft Azure services.

As a Senior Frontend Engineer, lead technical development on front-end products, collaborate with product teams, and work full stack on applications for energy markets.

The Senior Software Engineer will design and maintain scalable services, ensuring reliability and performance, while collaborating across teams and implementing best practices.

Lead and manage a high-performing engineering and DevOps team, developing software applications and cloud infrastructure, ensuring reliability and scalability.

The Senior Software Engineer will manage the application lifecycle, optimize CI/CD pipelines, and maintain high availability on Kubernetes clusters while ensuring performance and security for the Global Monitoring Service.

Join Zus as a Staff Engineer to innovate data services for healthcare, focusing on data processing, quality, and access control challenges in a fast-paced startup environment.

The Senior Software Engineer will enhance AI system reliability, performance, and scalability, focusing on distributed services and collaborating with ML researchers.

Lead the design and development of Pinecone's API and interfaces for AI agents, focusing on automation and observability while collaborating with cross-functional teams.

Lead the development of identity and access projects, design authentication systems, engage with stakeholders, and mentor team members.

The Senior Software Engineer will build and enhance 15Five's Data Intelligence Platform while collaborating with Data Science and Product Engineering teams.

The Sr. Fullstack Software Engineer will develop and enhance backend services and APIs, collaborate on technical designs, and improve platforms.

As a Senior Applied AI Engineer at Vanta, you'll design and implement AI-powered features, mentor engineers, and ensure AI systems improve customer experience, leveraging LLMs and full-stack development skills.

As a Senior Software Engineer, you will develop and integrate platforms using Python and TypeScript, support customer solutions, and collaborate with cross-functional teams while exploring new technologies.

As a Senior Software Engineer, Infrastructure, you'll manage infrastructure projects, enhance platform tools, ensure operational readiness, and implement security measures.