Senior Application Developer - Full Time Only

Our professional services client is seeking a Senior Applications Developer. This role may work in one of their U.S. offices or be 100% virtual/remote in a client approved U.S. state. The Senior Applications Developer designs, builds, and supports business-critical applications and integrations that power the client s operational and legal support functions. This role combines full-stack development, cloud architecture, data engineering, and responsible AI to modernize systems and improve efficiency while protecting confidentiality and meeting regulatory requirements.

The role focuses on modernizing legacy platforms, building secure APIs and integrations, automating workflows across Microsoft 365 and Power Platform, and enabling AI capabilities (e.g., RAG, copilots, intelligent search) across HR/Recruiting, Finance/Accounting, and other firm-wide systems.

Key Responsibilities

• Own and evolve business applications with a product mindset: requirements gathering, solution design, roadmaps, and backlog management.
• Design and build modern web applications, APIs, microservices, and event-driven integrations using .NET, TypeScript/React, and Azure.
• Lead AI enablement using Azure OpenAI or similar services, including RAG, prompt design, evaluation, and guardrails.
• Integrate Microsoft 365, SharePoint Online, Microsoft Graph, Teams, and Power Platform solutions.
• Maintain and enhance HR/Recruiting and Finance/Accounting systems and integrations, ensuring data accuracy, security, and auditability.
• Design and operate data pipelines and governed datasets for reporting and analytics (Power BI).
• Implement security, compliance, and identity standards (Entra ID, OAuth/OIDC, Key Vault, DLP, logging, auditing).
• Establish reliability and DevOps practices, including CI/CD, infrastructure as code, observability, and incident management.
• Manage vendors, platforms, documentation, training, and provide high-quality client service and escalated support.
• Design and administer relational and NoSQL databases, including support for AI vector search workloads.

Qualifications

• Bachelor s degree in computer science or related field, or equivalent experience.
• 10+ years of experience delivering secure, scalable enterprise applications; professional services or law firm experience preferred.
• Strong experience with cloud-first architectures, APIs, integrations, databases, and production AI features.
• Proven ability to work with highly confidential data under strict governance and change controls.
• Core technologies: C#/.NET, ASP.NET Core, TypeScript, React/Next.js, REST/GraphQL, PowerShell; Python a plus.
• Azure experience preferred (App Service, Functions, API Management, Service Bus, Azure SQL, Key Vault); AWS familiarity helpful.
• Microsoft 365, Power Platform, SQL Server/Azure SQL, PostgreSQL, Power BI, Azure Data Factory/Synapse.
• AI/ML experience with Azure OpenAI or similar LLM platforms, including RAG and safety controls.
• DevOps, CI/CD, containers, Kubernetes/AKS, infrastructure as code.
• Strong judgment, problem-solving skills, communication, and a demonstrated commitment to client service and confidentiality.