Top Senior Level Software Engineer Jobs in Washington DC,

The Senior Software Developer leads the build and configuration of low-code applications, focusing on user authentication, data integration, and compliance with security standards while participating in Agile delivery processes.

The Database Developer designs and maintains the data layer for low-code platforms and applications, focusing on integration, data migration, and compliance with security standards.

Lead design and ownership of backend systems connecting Axon Records to external law enforcement databases and partner APIs. Build reliable, auditable integrations, improve observability and operational tooling, drive system design and incident response, mentor engineers, and coordinate cross-team delivery of secure, compliant search and integration solutions.

The Lead Automation Engineer provides expertise in designing and implementing digital systems for biopharmaceutical manufacturing, ensuring compliance and satisfaction while managing client relationships.

We are seeking a passionate Android Developer with 5-7 years of experience, who can design, build, test, and maintain Android applications, emphasize user experience, and contribute to both design and development of products.

Lead architecture and implementation of complex Salesforce solutions with emphasis on CPQ, Sales Cloud, Experience Cloud, integrations, automation (declarative and Apex), reporting, and technical leadership for development teams and stakeholders.

The ServiceNow Platform Developer is responsible for developing and implementing ServiceNow solutions in areas like ITAM, SecOps, and SPM, while managing ITSM processes and improving workflows.

Design and implement microservices and data pipelines, develop backend services using Spring Boot, and maintain frontend features and legacy systems.

Develop and customize Moodle LMS applications, support APIs and integrations, troubleshoot issues, and engage in Agile development with a focus on secure coding and DevSecOps practices.

Develop and maintain full stack applications, collaborating with team members to meet client needs, while solving complex software challenges.

Senior .NET Full Stack Developer responsible for designing, developing, testing, and enhancing enterprise .NET applications, integrating third‑party components, optimizing C#/ASP.NET code, automating operational workflows, and supporting large‑scale data processing and analytics. Works with lead architects across the SDLC and conducts architecture reviews, code reviews, and knowledge transfer.