Sr. .Net Tech Lead - 15 years of exp. (Visa: USC/GC)

TMS LLC•Dallas, TX

1d•Hybrid

About The Position

We are seeking a highly experienced Senior Technology Lead to drive end-to-end delivery of large-scale, business-critical software solutions for leading global financial institutions. This role offers a unique blend of hands-on technical leadership (60%) and strategic mentorship/client engagement (40%). You will lead cross-functional development teams, architect innovative solutions, build and present Proof-of-Concepts, and champion the adoption of modern technologies including AI/GenAI across risk, audit, and capital markets domains.

Requirements

Bachelor's degree in Computer Science, Engineering, or related field
15+ years of hands-on software development experience with proven expertise across full stack (front-end, back-end, data)
5+ years leading large and mentoring teams through large -scale digital transformations across software, data and AI
Deep expertise in .NET ecosystem (C#, ASP.NET Core, Entity Framework/Dapper ORM, SQL Server)
Proficiency in modern front-end frameworks (React, Angular, or Vue), relational databases, and cloud platforms (Azure, AWS, or GCP), CI/CD SLDC
Strong understanding of event-driven architectures, microservices, caching strategies, and messaging solutions (e.g., Solace, SignalR, Apache Ignite), Cloud migration strategy and architecture patterns
Hands-on experience designing and building AI/ML and GenAI solutions, with ability to architect scalable data pipelines
Domain familiarity with financial services, risk technology, audit, or capital markets operations
Agile expertise: proven experience with Scrum/Kanban, Jira, Confluence, Test Driven Development (TDD, Automated Testing and collaborative development practices
Excellent communication skills: ability to present technical solutions to both technical teams and executive stakeholders

Nice To Haves

Hands-on knowledge of legacy system analysis and modern platform rewrites
Familiarity with regulatory and compliance requirements in financial services

Responsibilities

Lead cross-functional development teams in designing, building, and delivering enterprise-scale software platforms for financial services clients
Own end-to-end technical delivery: requirements analysis, architecture design, hands-on development, code reviews, and post-production support
Conduct design reviews, drive architectural decisions, and establish engineering best practices across teams
Design and implement scalable systems using modern patterns (microservices, event-driven architecture, cloud-native design)
Build and present Proof-of-Concepts (PoCs) for AI, machine learning, and generative AI solutions tailored to client challenges in risk, audit, and capital markets
Drive the architecture and development of AI/LLM-based solutions and modern data pipelines
Make informed technology decisions (build vs. buy) backed by research and prototyping
Translate complex business requirements into scalable technical solutions; engage with financial services executives on technology strategy
Ensure solutions align with client business needs, regulatory requirements, and operational constraints
Balance delivery timelines, quality standards, and team capacity while maintaining a delivery-focused culture
Mentor senior engineers and development teams, fostering collaboration, skill development, and best practices
Build reusable components and maintain rigorous documentation standards