Top Software Engineer Jobs in St. Louis, MO

Leads the technical direction, architecture, development, and delivery of online account opening and loan application products. Builds backend and frontend features, integrates core banking and financial APIs, ensures KYC/AML compliance and production reliability, and oversees testing, observability, incident response, and CI/CD quality. Mentors and hires engineers while collaborating with Product, QA, Implementation, and Client Success teams to deliver scalable, secure solutions and successful client go-lives.

Designs and maintains Java and Spring Boot microservices for a secure, scalable AWS foundation platform. The role focuses on authentication, identity integrations, APIs, cloud infrastructure, fault tolerance, CI/CD, production support, and reliability. Responsibilities include architectural design, code reviews, mentorship, cross-team collaboration, and monthly on-call support. Required expertise includes SAML, OAuth 2.0, OIDC, JWT, RBAC, AWS services, distributed systems, and secure cloud-native development.

Lead the design and development of backend-heavy full stack applications using workflow orchestration, headless architectures, APIs, microservices, and cloud-native patterns. Build scalable backend services, collaborate with frontend, product, and DevOps teams, enforce quality and security standards, participate in architecture reviews and production support, and mentor engineers while owning technical outcomes.

Leads the design and development of backend-heavy full-stack applications using Java, Angular, microservices, APIs, and cloud-native technologies. Architects workflow orchestration and headless systems, guides engineering teams, reviews architecture, ensures code quality and scalability, collaborates with product and DevOps teams, and supports production systems.

Develop, test, maintain, and improve software solutions using established development practices. Write clean code, assist with feature implementation, debug issues, and collaborate remotely with team members. Support AI technology integration, automation, and AI-powered development workflows. Research emerging AI tools, document technical processes, and continuously develop programming skills.

Develops Power Platform and Blazor Hybrid applications throughout the software development lifecycle. Translates business requirements into scalable Dataverse, Power Apps, Power Automate, .NET, C#, and MAUI solutions; builds REST integrations, authentication, security, automation, and data models. Provides technical guidance, documentation, presentations, and ongoing support while applying secure coding and AI-assisted development practices.

Develop and support software throughout the SDLC using Power Platform, Dataverse, .NET, C#, Blazor, and MAUI/Blazor Hybrid. Design scalable data models, integrations, automation workflows, APIs, authentication, and role-based security. Integrate hybrid applications with Power Apps and Dataverse, guide project teams, document technical solutions, and communicate with technical and non-technical stakeholders. Apply secure coding practices, accessibility standards, and AI-assisted development techniques.

Design, develop, test, deploy, and maintain enterprise GIS web and desktop applications throughout the software development lifecycle. Collaborate with clients and Agile teams to define requirements, make architectural decisions, write tested and documented code, conduct code reviews, troubleshoot defects and performance issues, and support production environments. The role requires modern frontend, backend, database, testing, version control, and CI/CD skills, with preferred experience in desktop applications, legacy systems, containers, security remediation, and AI/ML integration.

Build and optimize highly performant backend systems, APIs, microservices, and real-time data-processing infrastructure in Go and Node.js. Design scalable distributed systems, integrate services, troubleshoot complex issues through experimentation, and improve reliability through performance tuning, debugging, and testing. Participate in on-call rotation, collaborate across functions, contribute to engineering best practices, and mentor junior developers in a fully remote global team.

Develop and maintain SAP S/4HANA solutions using ABAP and RAP, including CDS views, behavior definitions, OData V4 services, enhancements, and integrations. Apply Clean Core and HANA-optimized development practices, troubleshoot production issues, participate in code reviews, document technical designs, and collaborate with functional consultants and stakeholders. The role focuses on WM/IM and may involve RF, warehouse automation, PPF, EWM integrations, monitoring, and Fiori extensions.

Build and maintain APIs, system integrations, and integration architecture for digital banking and core platforms. Replace legacy integration frameworks with scalable solutions, participate in the full SDLC, troubleshoot production integration issues, and collaborate on ETL, business intelligence, data pipelines, and reporting systems. The role also requires rigorous code review, documentation, change management, and secure development practices within a regulated banking environment.

Design and implement infrastructure services for a GPU-as-a-Service platform. Build REST and gRPC APIs, bare-metal provisioning workflows, Kubernetes cluster lifecycle services, reconciliation loops, reliability mechanisms, and interfaces for hardware and cluster health. The role requires Go, Kubernetes controller patterns, bare-metal provisioning, asynchronous systems, and experience with infrastructure technologies such as Metal3, Cluster API, and Temporal.

Administer and govern PDM/PLM systems (Autodesk Vault, SolidWorks PDM, PTC Windchill). Ensure engineering data integrity, BOM and item/master alignment, troubleshoot multi-CAD issues, support upgrades, migrations, and governance activities, and collaborate with engineering, IT, manufacturing, and business stakeholders.