Senior Software Engineer; MCP Servers

Job Description

Senior Software Engineer at Cotality to design, build, and scale next‑generation platforms that power AI‑enabled applications across the enterprise. This role operates at the intersection of modern API architecture and AI integration
, focusing on developing MCP (Model Context Protocol) servers and Apigee X‑based API ecosystems to securely expose internal data and services to AI‑driven use cases. You will translate business needs into scalable technical solutions, influence architecture and strategy, and play a critical role in advancing Cotality’s AI‑native engineering transformation
.

• Design, develop, and enhance complex software systems that enable scalable and secure AI integrations.
• Lead the architecture and implementation of MCP servers to expose internal APIs and datasets for AI applications and agent‑based workflows.
• Develop and manage Apigee X API proxies, optimizing API lifecycle management, security, and performance.
• Translate high‑level requirements into detailed technical specifications, system designs, and implementation approaches.

• Partner with product owners and business stakeholders to define requirements, focusing on AI integration capabilities and API exposure strategies.
• Evaluate technical feasibility and recommend solutions, considering scalability, system constraints, and time‑to‑market.
• Drive best practices for AI context delivery, API governance, and cross‑platform integration.

• Define testing strategies and collaborate with QA and engineering teams to elevate overall testing maturity.
• Develop and enhance testing approaches for:
  • MCP server security and access control
  • Context retrieval accuracy and latency optimization
  • Apigee X policy effectiveness and API performance
• Write comprehensive unit, integration, and system‑level tests to ensure reliability and scalability.

• Provide support for complex production issues, including:
  • AI context pipeline failures and MCP integrations
  • API gateway traffic patterns and anomalies within Apigee X
• Troubleshoot and resolve escalated incidents using a systems‑level perspective.
• Recommend enhancements to improve system resilience, scalability, and performance.

• Influence and advance engineering processes, including:
  • MCP server deployment and lifecycle management
  • API proxy development standards within Apigee X
  • CI/CD pipelines and automation practices
• Research and evaluate emerging technologies across:
  • AI ecosystems and agent frameworks
  • MCP standards and related SDKs
  • Modern API management platforms
• Apply and socialize new approaches, driving continuous innovation across the team.

• Mentor and guide junior engineers, fostering a culture of technical excellence and continuous learning.
• Provide subject matter expertise across projects and contribute to knowledge sharing through documentation and technical leadership.
• Communicate progress, risks, and blockers transparently to maintain delivery momentum.

• Bachelor’s degree in Computer Science, Software Engineering, related technical field or equivalent work experience.
• 5+ years of relevant work experience in software development.
• Strong proficiency in software development principles and methodologies.
• Proficiency in Python, JavaScript/Node.js, Java.
• Comprehension of the MCP architecture and the client‑server communication model.
• Familiarity with general API concepts, as well as specific transport mechanisms like HTTP APIs, gRPC, and Web Socket streaming.
• The ability to build servers that expose tools, create resources for direct data access, and formulate prompts for pre‑defined workflows.
• Experience testing and debugging servers utilizing the MCP Inspector.
• Implementing OAuth authentication for clients.
• API Proxy Creation:
  Designing, building, and maintaining robust API proxies.
• Design and Scripting:
  Proficiency in RESTful API design, alongside experience with Node.js and JavaScript.
• Security Policy Implementation:
  Mastering the implementation of security policies, including OAuth, JSON Web…