> Markdown version of [/jobs/ext/1171189-senior-software-engineer-order-and-delivery-5-years-exp](https://www.wearedevelopers.com/jobs/ext/1171189-senior-software-engineer-order-and-delivery-5-years-exp). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer (Order and Delivery) - (5 years exp) - **Company:** GovCIO LLC - **Location:** Reston, VA, United States - **Experience:** Expert - **Salary:** $145,000.0 - $175,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Amazon Web Services, Software Applications, Automation of Tests, Cloud Computing, Code Review, Cyber Security, Databases, Continuous Integration, Relational Databases, GIS Applications, Design of User Interfaces, Python (Programming Language), PostgreSQL, Node.Js, Software Architecture, Web Applications, Web Services, ReactJS, Server Side Scripting, Backend, Git, Kubernetes, Information Technology, Terraform, Software Version Control, Docker, Microservices - **Published:** July 3, 2026 - **Apply:** https://www.careerjet.com/jobad/us607893782a9e30d06f084c454f944b7a ## About the Role * Bachelor of Science in Computer Science or a related field. * 5+ years of professional experience developing highly available web services with server-side scripting languages, preferably Python. * 5+ years of experience designing, developing, and testing intuitive and well-documented commercial RESTful APIs and commercial web applications, preferably in NodeJS and React. * Knowledge of basic Cybersecurity principles and application of relevant security measures in everyday work. * 2+ years of professional experience developing automated build and test pipelines in a CI/CD lifecycle. * Demonstrated foundational understanding of software architecture, event-driven microservices, interface design, and automated testing patterns. * Experience with database-backed applications and relational database concepts, preferably Postgres. * Working knowledge of version control (such as Git) cloud infrastructure and security (AWS preferred), IAC (such as OpenTofu/Terraform), containers (Kubernetes/Docker preferred), and CI/CD., * 8+ years of professional experience developing highly available web services with server-side scripting languages, preferably Python. * Experience building and supporting software that provides services directly to customers. * A fundamental understanding of UI/UX design principles. * Experience working in the space industry. * Experience building custom GIS applications, STAC, or other imagery catalog APIs. * Good communication skills, ability to work collaboratively in a team environment, and willingness to learn new skills and technology. ## Description We are seeking a Senior Software Engineer to be a key front-end and back-end contributor to our public-facing software application and API services. The individual filling this position will collaborate with product owners and other engineering teams to analyze, develop, and maintain the software that allows our clients to task and receive our SAR data products. This position is based on-site in either our Santa Barbara/Goleta, CA office, Arlington, VA office, or Reston, VA office (coming soon)., * Build, test, and maintain applications that allow for self-service of SAR data imagery request feasibility, scheduling, and product delivery. This includes both a public web site and a public API. * Provide key software architecture expertise to cross-functional engineering and product teams. * Provide ongoing leadership and mentoring for other team members, including code reviews, technical coaching, goal setting, and progress tracking. * Maintain a customer-centric focus (and a high level of client satisfaction) through consistent and high quality feature delivery. * Participate in after hours on-call rotation schedule in response to emergency paging., MANTECH seeks a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in Chantilly, VA. 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