Senior Software Engineer, MCP at Descope

<p>Descope is a developer-first identity provider for customers, partners, and AI agents. Our drag &amp; drop approach to identity enables developers to easily deploy authentication, MFA, SSO, and MCP / AI agent auth without writing custom code.<br>Descope is trusted by over 1000 organizations in production including GoFundMe, Databricks, GoodRx, Linktree, and You.com. The company has $88M in seed funding led by Lightspeed and Notable Capital.<br>We're "descoping" authentication plumbing from developers' daily lives while helping organizations turn identity into a business enabler. Come join us!</p> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><strong>The Role:</strong> We are looking for an experienced MCP (Model Context Protocol) Software Engineer to design, develop, and optimize Model Context Protocol implementations. You'll work on building robust MCP servers, client integrations, and tools that allow AI systems to securely access and interact with various data sources and services.</p> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><strong>What You'll Do:</strong></p> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><em>MCP Development &amp; Implementation</em></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">Design and develop MCP servers for various data sources (databases, APIs, file systems, cloud services)</li> <li class="whitespace-normal break-words pl-2">Build and maintain MCP client integrations for AI applications and platforms</li> <li class="whitespace-normal break-words pl-2">Implement secure authentication and authorization mechanisms for MCP connections</li> <li class="whitespace-normal break-words pl-2">Develop custom MCP tools and resources to extend AI capabilities</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><em>Architecture &amp; Design</em></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">Architect scalable MCP solutions that handle high-volume data access patterns</li> <li class="whitespace-normal break-words pl-2">Design efficient protocol implementations that minimize latency and maximize throughput</li> <li class="whitespace-normal break-words pl-2">Create reusable MCP components and libraries for internal and external use</li> <li class="whitespace-normal break-words pl-2">Establish best practices for MCP server development and deployment</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><em>Integration &amp; Collaboration</em></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">Integrate to our identity platform</li> <li class="whitespace-normal break-words pl-2">Work with DevOps teams to deploy and monitor MCP services in production environments</li> <li class="whitespace-normal break-words pl-2">Partner with security teams to ensure MCP implementations meet compliance and security requirements</li> <li class="whitespace-normal break-words pl-2">Integrate MCP solutions with existing infrastructure and third-party services</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><em>Quality &amp; Performance</em></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">Write comprehensive tests for MCP implementations including unit, integration, and end-to-end tests</li> <li class="whitespace-normal break-words pl-2">Monitor and optimize MCP server performance and resource utilization</li> <li class="whitespace-normal break-words pl-2">Debug complex issues in distributed MCP environments</li> <li class="whitespace-normal break-words pl-2">Maintain detailed documentation for MCP servers and integration patterns</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><em>Contribute to Open Source</em></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">Engage with the open-source community, contributing to the development and improvement of MCP</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><strong>What We're Looking For:</strong></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">3+ years of software engineering experience with backend systems</li> <li class="whitespace-normal break-words pl-2">Strong proficiency in Python, TypeScript/Node.js, or Go</li> <li class="whitespace-normal break-words pl-2">Experience with JSON-RPC, WebSockets, and real-time communication protocols</li> <li class="whitespace-normal break-words pl-2">Knowledge of RESTful API design and implementation</li> <li class="whitespace-normal break-words pl-2">Familiarity with database systems (SQL and NoSQL)</li> <li class="whitespace-normal break-words pl-2">Understanding of authentication protocols (OAuth, JWT, API keys)</li> <li class="whitespace-normal break-words pl-2">Experience with Model Context Protocol development or similar AI integration protocols</li> <li class="whitespace-normal break-words pl-2">Understanding of AI model context management and data retrieval patterns</li> <li class="whitespace-normal break-words pl-2">Knowledge of tool calling and function execution in AI systems</li> <li class="whitespace-normal break-words pl-2">Familiarity with prompt engineering and context optimization</li> <li class="whitespace-normal break-words pl-2">Military tech background (e.g., 8200, Mamram)- an advantage</li> <li class="whitespace-normal break-words pl-2">English proficiency- required</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><strong>Nice to Have:</strong></p> <ul class="[li_&amp;]:mb-0 [li_&amp;]:mt-1 [li_&amp;]:gap-1 [&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3"> <li class="whitespace-normal break-words pl-2">Experience working with large language models and AI applications</li> <li class="whitespace-normal break-words pl-2">Background in distributed systems and microservices architecture</li> <li class="whitespace-normal break-words pl-2">Knowledge of streaming data processing and real-time analytics</li> <li class="whitespace-normal break-words pl-2">Experience with AI development frameworks (LangChain, LlamaIndex, etc.)</li> <li class="whitespace-normal break-words pl-2">Contributions to open-source MCP projects or similar protocols</li> <li class="whitespace-normal break-words pl-2">Understanding of enterprise security and compliance requirements (SOC2, GDPR, HIPAA)</li> </ul> <p class="font-claude-response-body break-words whitespace-normal leading-[1.7]"><strong>Where You'll Be:</strong> Tel Aviv 🏙️ | Full-time, hybrid</p><div class="content-conclusion"><p>Please review the <a href="https://www.descope.com/job-candidates-privacy-notice">Job Candidate Privacy Notice</a></p></div>