Top Senior Software Engineer Jobs in St. Louis, MO

Design and evolve data pipelines, ensure accuracy of business datasets, improve data reliability, and partner across teams to provide insights and solutions.

Develop and optimize distributed systems for syncing customer data, focus on scalability, reliability, and performance for global clients.

The Senior Software Engineer will lead technical strategies, build AI-driven software systems, mentor junior engineers, and ensure security best practices.

The Lead Software Engineer will design scalable distributed systems on AWS and Kubernetes, mentor engineers, and influence technical direction across teams while ensuring system performance and reliability for marketing intelligence products.

As a Lead Infrastructure Engineer, you'll enhance database reliability, automate infrastructure, collaborate on initiatives, and participate in on-call duties.

The Manager of Software Engineering will lead the Developer Environments team, enhancing developer productivity through effective environment provisioning and CI/CD workflows while mentoring engineers and implementing system reliability improvements.

Lead architecture and implement scalable features for the Risk Cloud platform using Spring Boot/Java and modern back-end tools. Write and review tests, collaborate cross-functionally using Agile, improve front-end performance, and contribute to CI/CD and infrastructure-as-code practices.

As a Software Development Engineer in Test, you'll create and conduct automated tests, resolve technical issues, and collaborate with development teams to ensure software quality.

The Staff Software Engineer will enhance video capabilities, support live streaming and storage infrastructure, and collaborate on platform development. Responsibilities include coding, mentoring, and ensuring platform reliability for millions of users.

The Senior Software Engineer II will design automated reliability systems, improve tooling for incident management, and enhance observability infrastructure, contributing to operational excellence across engineering teams.

As a Senior Software Engineer, you'll build systems for route planning, dispatch, and real-time tracking for various logistics and operations, improving dispatcher tools and user experiences.

As an SDK Software Engineer, you will develop and maintain AI SDKs, collaborate with teams, and contribute to open-source projects.

The Senior iOS Engineer will drive key engineering decisions, enhance the iOS app, and engage in product strategy discussions. Responsibilities include shipping production code and maintaining app architecture.

The Senior Software Engineer for the Treasury team will develop backend services for fund management, ensuring system reliability and leading projects in a fast-paced environment.

As a Senior Full Stack Software Engineer, you'll design and develop end-to-end web applications, handle data architecture, ensure performance, and collaborate across teams to deliver effective technical solutions.

The Senior Software Engineer will build scalable backend systems, design APIs, and integrate ML models, enhancing Yahoo's search functionality.

The role involves building and operating ngrok's core gateway infrastructure, ensuring secure and efficient traffic routing, and debugging distributed systems in production environments.

The role involves designing and building scalable web applications, focusing on frontend and backend development, database management, and performance optimization.

Design, implement, and maintain scalable serverless backend services and responsive Next.js front-end components. Build data scrapers and integrations, improve CI/CD and IaC, mentor junior engineers, and collaborate with product and clients to solve complex compliance problems.

Lead platform improvements and migrate legacy integrations to a standardized, observable integrations platform. Build reusable frameworks, improve data traceability, deliver visibility tools, strengthen contract safety and resilience, and partner cross-functionally to enable safe incremental rollouts and reliable vendor API integrations.

Build and maintain end-to-end web applications powering sales and operations. Design tools for quoting, scheduling, and fulfillment, integrate AI into products, collaborate on UX, ship high-impact features, and contribute to architecture, deployment, and engineering culture.

Senior .NET Software Engineer responsible for end-to-end software development using Microsoft technologies. Requires extensive experience in SDLC, design principles, technical documentation, web application development with .NET, Agile/SCRUM, Entity Framework, database design, and version control. Familiarity with project tools JIRA, TEMPO, Bitbucket, and Confluence preferred.

Lead end-to-end full-stack development across React frontends and compiled backends, influence architecture and data modeling, integrate third-party dealership APIs, use AI-assisted coding tools daily, set engineering standards, ship production features to live dealership users, and mentor junior engineers.

The Software Engineer will build features across the stack, design AI/LLM-driven workflows, translate requirements, and collaborate closely with the founding team and customers.

The Senior Full-Stack Software Engineer will design, build, and scale backend services and APIs for financial transactions while collaborating with frontend engineers and contributing to technical design.