Top Senior Java Developer Jobs in St. Louis, MO

Lead Java Developer responsible for developing Spring/Hibernate-based web applications, requiring strong Java OO experience and business domain modeling skills.

The Java Developer will design and implement software solutions, support agile processes, mentor juniors, and solve complex technical problems while collaborating within a product team.

Design, develop, and implement applications using Java and various technologies. Ensure quality code, support production, conduct testing, and collaborate with teams.

Lead and mentor a team of engineers to design, implement, and maintain scalable, enterprise-grade services. Drive architecture decisions, conduct code and architecture reviews, define testing strategies, collaborate cross-functionally, engage with clients on complex technical issues, and continuously improve development processes and tooling.

The Senior Java Engineer will engage in the full software development lifecycle, including coding, testing, and deployment, while mentoring junior team members and collaborating with clients and architects.

The Senior Software Development Engineer develops and maintains server-side applications in Java, ensuring integration with front-end components, optimizing performance, and implementing security measures.

The role involves software development lifecycle participation, application development in Java and Python, and production support, with a focus on large-scale distributed systems.

The role involves modernizing the backend architecture of the Athlete Management System, optimizing performance, designing APIs, and mentoring junior engineers.

Lead the design and development of scalable backend services in Java, optimize APIs, guide React frontend architecture, and integrate LLM technologies. Mentor engineers and support high-quality UI solutions.

The Senior Software Engineer will design, develop, and implement technology solutions for consumer banking applications, mentor engineers, and contribute to Agile practices.

Design and develop software solutions, provide support throughout the software development life cycle, and lead project team efforts to deliver enterprise applications.

The role involves building backend services for advisor productivity, integrating data sources, designing APIs, and contributing to both backend and frontend development in a greenfield project.

Responsible for backend platform development in a Java monolith, enhancing integrations, and delivering client and advisor features while ensuring engineering quality and team collaboration.

The role involves building backend systems, integrating enterprise solutions, and processing large datasets, focusing on B2B SaaS and big data in a startup environment.

As a Backend Engineer, you will design, build, and maintain core infrastructure for a SaaS platform, ensuring high performance and reliability, while collaborating with cross-functional teams.

The Senior Software Engineer will design and implement scalable solutions in Java, mentor colleagues, and manage project components with minimal supervision.

The Senior Java Developer leads full life cycle software architecture design and development, ensuring adherence to standards and delivering solutions in a fast-paced, scalable environment.

The Senior Java Developer will design, code, and document Java applications for Point-of-sale systems and Pharmacy Benefit Management platforms, working independently and mentoring junior developers.

The Senior Software Engineer will develop and maintain big data applications, focusing on distributed computing, automation, and collaboration with teams to enhance healthcare solutions.

Architect and develop Java software for automated instruments, focusing on hardware integration, database management, and fostering technical leadership to optimize R&D efforts.

As a Senior Software Engineer, collaborate to deliver high-quality products, solving complex problems with modern Java development and software architecture.

The Product Engineer designs and implements digital products using modern technologies, manages production applications, and coaches teams in agile practices.

The role involves designing and developing video streaming solutions, optimizing transcoding workflows, and debugging performance issues in Java applications.

The role involves improving Elasticsearch's distributed components, maintaining cluster coordination systems, and addressing complex issues to optimize performance and scalability.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.