Top Software Engineer Jobs in St. Louis, MO

As a Mission Software Engineer, you'll develop solutions for government customers by integrating software into existing workflows, requiring significant travel, collaboration, and technical expertise.

Design and develop complex software solutions for the FedNow service, leveraging cloud technologies, Java, and Agile methodologies, ensuring high-quality and timely infrastructure support.

The role involves supporting the design and development of software systems for product security, collaborating with teams to implement advanced capabilities and ensuring compliance with military/defense standards.

The Core Banking System Architect - Director at PwC is responsible for leading the design and implementation of core banking technology strategies, ensuring systems align with business objectives and regulatory requirements while mentoring teams and fostering client relationships.

Design, develop, optimize and maintain ERP financial applications using Oracle and PL/SQL. Integrate systems, ensure security/compliance, resolve defects, lead code reviews, mentor junior developers, participate in Agile/Scrum, and estimate and deliver ERP features.

Lead and grow a frontend platform team owning Zocdoc's accessible React component library and design system. Define roadmap and technical strategy, drive adoption across web and mobile, institutionalize accessibility and quality, mentor engineers, partner with UX/Product/Analytics, and deliver platform improvements that speed frontend and mobile development.

As a Senior Fullstack Engineer, you'll contribute to backend development for Toast's New Ventures team, collaborating on architecture and launching MVPs while addressing unmet operator needs.

Lead architecture, modernization, and development of Group Insurance applications. Modernize mainframe monoliths into Java microservices and micro-frontends on cloud, mentor distributed Agile teams, collaborate with enterprise architecture, product owners and infrastructure, and enable test automation and integrations. Approximately 10% domestic travel.

Build and optimize backend data pipelines and calculations for 7M+ securities using Python/Django. Implement Airflow pipelines, pandas/Celery-based async calculations, database query tuning, caching, scalable data models, incident investigation, code reviews, and cross-team collaboration to ensure timely, accurate financial data.

Design, build, and maintain a new cross-platform Flutter app for iOS and Android. Implement state management (Riverpod/BLoC/Provider), integrate RESTful APIs, optimize performance and security, manage app lifecycle and store deployments, work in an agile CI environment, and collaborate across the product team.