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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Developer Engineer - Hybrid - **Company:** InSequence, Inc - **Location:** St. Louis, MO, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Code Review, Information Systems, Continuous Integration, Software Debugging, DevOps, Revision Control Systems, Node.Js, Scrum Methodology, Regression Testing, Simple Object Access Protocol (SOAP), Software Engineering, TypeScript, Web Applications, Web Services, ReactJS, Backend, Git, Information Technology, Restful APIs - **Published:** June 10, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=baaf0fd17e1b7f9b ## About the Role Do you have experience in Web services design?, Do you have a Bachelor's degree?, * Strong proficiency with JavaScript and TypeScript. * Experience developing modern web applications using React.js. * Experience developing backend services using Node.js. * Experience designing and consuming RESTful APIs. * Experience working within Agile/Scrum development environments. * Experience utilizing Git-based source control systems. * Experience working within CI/CD environments. * Strong debugging, troubleshooting, and analytical skills. * Excellent written and verbal communication skills. Qualifications: Option 1 * Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical field and 6+ years of relevant software development experience Option 2 * 10+ years of relevant professional IT/software engineering experience in lieu of a degree, * Active TS/SCI with CI Polygraph * Security+ or equivalent DoD 8570 certification * Experience supporting Federal Government or Department of Defense environments ADA Notations: * Regular communication (hearing/speaking). * Noise conditions range from very quiet to very noisy. * Prolonged use of computer (typing/keyboarding). Salary Range: * The final salary can be influenced by a variety of factors, such as Federal Government contract labor categories and wage rates, relevant work experience, specific skills and competencies, educational background, and certifications. ## Description InSequence is seeking a Senior Software Developer Engineer to join our growing software development team. This individual will work alongside a team of engineers to design, develop, test, implement, and maintain mission-critical applications supporting our customers and internal initiatives. The ideal candidate is a hands-on engineer with strong full-stack development experience who can contribute throughout the entire Software Development Life Cycle (SDLC), including requirements analysis, architecture and design, development, testing, deployment, and ongoing maintenance. This role requires technical leadership, independent problem solving, and the ability to mentor junior team members while helping drive engineering best practices across the organization. Clearance Required: Active TS/SCI with CI Polygraph, or the ability to obtain one. Duties Include: * Design, develop, test, and maintain scalable web applications and services. * Participate in architectural discussions and technical solution design. * Develop and maintain RESTful and/or SOAP-based services and APIs. * Write high-quality, maintainable, and well-tested code. * Create and maintain automated unit, integration, and regression tests. * Work within modern CI/CD pipelines and DevOps practices. * Troubleshoot and resolve complex software issues across multiple environments. * Collaborate with engineers, stakeholders, and customers to gather requirements and deliver solutions. * Participate in Agile/Scrum ceremonies and contribute to sprint planning and estimation. * Provide technical guidance and mentorship to junior and mid-level engineers. * Contribute to software engineering standards, code reviews, and continuous improvement initiatives. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Slopquatting, API Keys, Fun with Fonts, Recruiters vs AI and more - The Best of LIVE 2025 - Part 2](https://www.wearedevelopers.com/videos/1765-slopquatting-api-keys-fun-with-fonts-recruiters-vs-ai-and-more-the-best-of-live-2025-part-2) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Hiring AI Native Talents](https://www.wearedevelopers.com/videos/100268-hiring-ai-native-talents) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [How Much Does a Software Engineer Make? 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