Top Software Engineer Jobs in St. Louis, MO

Lead and grow a team of software engineers building custom and SaaS solutions for Vertical Brands. Partner with Product and Design to deliver roadmap initiatives, ensure technical excellence, manage delivery and resources, drive data-driven product improvements, and mentor engineers to build capabilities and high-performing culture.

Lead architecture for Taco Bell’s ecommerce ecosystem (mobile, web, middleware, integrations). Define scalable, reliable serverless and microservices solutions, guide migrations, assess feature feasibility, mitigate risks, and align roadmaps with internal and external partners while promoting architectural best practices.

Design, develop, and support scalable Oracle HCM Cloud solutions including integrations, HCM Extracts, BI Publisher reports, Fast Formulas, and data engineering. Translate requirements, perform testing and root cause analysis, optimize performance, support releases, and mentor technical staff.

The Solutions Consultant at Mach9 will leverage geospatial expertise to assist clients in adopting and integrating Mach9 software into their workflows, enhancing efficiency in 3D mapping and data delivery. Responsibilities include conducting technical demonstrations, onboarding customers, and serving as a trusted advisor to ensure effective use of the software.

Seeking a full stack engineer to develop applications, requiring skills in Node.js, SQL, and modern JavaScript frameworks with a focus on scalability and performance.

Design, build, and scale low-latency distributed platform components; define technical vision and architecture; collaborate with product and ML teams; evaluate build-vs-buy decisions; prototype research breakthroughs and deliver robust, production-grade services.

Support development and maintenance of web applications across frontend and backend. Work with Java and Angular or React, build UI components, consume/create REST APIs, write clean code, fix bugs, participate in code reviews and Agile ceremonies while learning from senior developers.

Design and develop SAP S/4HANA ABAP solutions for banking processes across on‑premise, cloud, and hybrid environments. Translate BRDs into high‑level designs and implement features, build OData services (Gateway/RAP), collaborate in agile teams, adapt to changing requirements, and develop add‑on style extensions integrating with other system components.

Own and scale the core betting experience across mobile and web using React Native. Diagnose and fix critical client issues, lead cross-platform design reviews, partner with backend/product/design, use analytics to validate changes, coach engineers, and drive reliability, performance, and developer-velocity initiatives.

Design and build backend services, APIs, SDKs, and user-facing systems enabling secure agent-to-agent financial interactions. Implement cryptographic identity, payment workflows, transaction processing, reputation tools, and scalable infrastructure for AI-native financial products.