Software Engineer Jobs in St. Louis, MO

Develop, test, and implement software systems to support business initiatives. Collaborate with teams, resolve issues, and enhance software performance while mentoring colleagues.

As a Software Engineer IV, you'll design and maintain ERP financial applications, ensuring they are efficient, secure, and reliable while mentoring junior developers.

The Systems Integration Engineer (DevOps) will support software development, system maintenance, application re-hosting, and manage security authorizations while ensuring efficient integration within an Agile team.

The Senior Software Developer will design and enhance software systems, lead code reviews, mentor staff, and resolve technical issues while optimizing software for business needs.

As a Full Stack Software Engineer, you will develop and maintain cloud services, collaborate in Agile development, and ensure code quality while integrating software with geospatial intelligence.

As a Principal Software Engineer, you will design, develop, and implement complex software solutions, lead projects, and ensure compliance with standards in a cloud-first environment.

As a Software Engineer II, you will design, develop, and deliver applications supporting digital transformation, working with .NET Core, React, and Azure. You'll collaborate with teams to create scalable solutions, modernize legacy systems, and ensure high-quality code through CI/CD practices.

Lead the Site Reliability Engineering team for critical cybersecurity platforms; ensure operational excellence, reliability, and compliance while managing incidents and driving automation.

As a Software Engineer, you will design, develop, and integrate capabilities in a complex system while collaborating with team members to deliver impactful solutions.

Design, develop and support software applications using programming languages. Provide thought leadership and coach junior staff. Requires extensive experience and expertise in software engineering principles.

Design, develop, test, and maintain backend services for healthcare payments and AI solutions. Mentor engineers, ensure compliance with security standards, and improve development workflows.

As a Software Engineer for the ARC team, you'll design and implement secure backend systems, manage model inference layers, improve engineering standards, and collaborate with teams to meet government agency needs.

As a Software Engineer in Frontier AI Infrastructure, you'll design secure systems for the public sector, improve engineering standards, and collaborate with cross-functional teams to meet government requirements. You'll also participate in customer engagements and contribute to the product strategy while ensuring compliance with federal regulations.

Seeking a Mid Level Software Engineer to develop enterprise applications using Java, JavaScript, or Python, along with database design and micro-service architecture expertise.

The Software Engineer will develop services, APIs, and UI components to manage cost data, collaborating with Data and Analytics Engineers to deliver software solutions.

As a Senior iOS Engineer, you'll lead engineering decisions, ship production code for the Speechify iOS app, and enhance the existing app architecture, all while contributing to a high-growth, fast-paced startup.

As a Full Stack Software Engineer, you will develop and deploy software systems for DoD clients, enhancing operational capabilities and cybersecurity.

Design and develop software modules in C++, perform unit and integration testing, and partner with QA. Must have 3+ years experience and strong Linux skills.

As a Software Engineer, lead full-stack development, mentor engineers, and design secure microservices for geospatial applications. Collaborate with teams to meet compliance and performance needs.

The Junior Software Engineer designs and enhances backend services, implements DevSecOps pipelines, and contributes to system architecture while utilizing modern technology stacks.

This role involves leading backend services development, optimizing DevSecOps, and modernizing applications on AWS, while mentoring teams and driving geospatial solutions.

Seeking a Lead Software Engineer with 5+ years of experience in software development and 1-2 years in a leadership role, focusing on full-stack development and modernization initiatives in a cloud environment.

Design and develop scalable applications, collaborate across teams, troubleshoot issues, and utilize modern development practices in cloud environments. Requires extensive software engineering experience, particularly in Java and cloud technologies.

Guide modernization of a critical application in AWS GovCloud, lead technical decisions, and implement microservices using Java/Spring Boot and TypeScript while mentoring engineers.

Design and implement complex low latency, high throughput software for financial data distribution, conduct testing, and improve software reliability.