Senior .NET Technical Lead

Compensation & Location

Location: Torrance, CA

Pay Ranges: $63.00 - $70.00

Schedule: Full-time, long-term contract

Work Type: Hybrid; 4 days onsite; 1 day remote

📍 Must be willing to work onsite in Torrance, CA

✅ Sponsorship is available for this role

‼️ W2 ONLY — No C2C, No 3rd Parties

Position Summary

We are seeking a highly experienced Senior .NET Technical Lead to lead the development and support of enterprise .NET applications, web services, desktop applications, and system integrations.

This is a hands-on technical leadership position requiring 10+ years of .NET development experience, strong SQL Server expertise, and demonstrated experience leading offshore or globally distributed development teams. The Technical Lead will serve as the primary onshore technical resource responsible for translating requirements into actionable development work, reviewing offshore deliverables, resolving technical issues, and ensuring solutions meet enterprise architecture, security, performance, and SDLC standards.

The ideal candidate combines deep hands-on development skills with the ability to provide technical direction, mentor developers, coordinate delivery across multiple time zones, and support mission-critical production applications.

Key Responsibilities

Lead development and support of enterprise .NET web and desktop applicationsDevelop, test, debug, enhance, and maintain applications using C#, ASP.NET, .NET Core, Windows Forms, JavaScript, HTML5/CSS3, and SQL ServerProvide day-to-day technical leadership for onshore and offshore development teamsPlan work, assign technical tasks, provide estimates, and track offshore delivery commitmentsTranslate business and technical requirements into technical tasks, user stories, specifications, and design artifactsReview offshore code for architecture, security, performance, quality, and development standardsServe as the primary onshore escalation point for technical issues, delivery risks, and dependenciesEnsure offshore deliverables meet sprint commitments and quality expectationsPartner with Scrum Masters and Project Managers on sprint planning, backlog refinement, and dependency managementDevelop and support REST/SOAP APIs, Web Services, WCF, and enterprise integrationsDesign technical interfaces, specifications, application architecture, and software prototypesDevelop complex SQL queries and stored proceduresPerform system analysis, debugging, tracing, troubleshooting, and production supportAnalyze how application changes impact interconnected enterprise systemsParticipate throughout the complete SDLC, including analysis, design, development, testing, deployment, and supportFollow enterprise configuration, change-control, audit, and release-management processesMentor and coach junior and mid-level developersMaintain technical documentation, user guides, architecture documentation, and weekly progress reporting

What This Person Will Be Working On

The Technical Lead will support a portfolio of enterprise automotive finance applications, including:

.NET web applications.NET desktop applicationsEnterprise web services and APIsSalesforce integrationsSQL Server databasesDistributed application integrationsProduction applications supporting multiple business functions

The role will also be responsible for coordinating development activities between onshore and offshore teams while ensuring technical changes are evaluated for their impact across multiple enterprise applications.

Required Skills & Experience

10+ years of hands-on .NET development experienceStrong experience with C#, ASP.NET, .NET Core, and Windows FormsStrong front-end development experience with HTML5, CSS3, and JavaScriptAdvanced Microsoft SQL Server experienceStrong hands-on experience writing SQL queries and stored proceduresExperience developing applications using n-tier architectureStrong understanding of software design and architectural patternsStrong experience developing and integrating REST and SOAP APIsDemonstrated experience acting as an onshore technical lead for offshore or distributed development teamsExperience leading development teams operating across multiple time zonesAbility to provide technical direction, estimates, work assignments, and delivery commitmentsExperience performing code reviews and enforcing technical standardsStrong troubleshooting, debugging, and system-tracing capabilitiesExperience with Git and continuous integrationStrong understanding of Agile development methodologiesExperience supporting enterprise production applicationsAbility to work directly with business users to define technical and system requirementsStrong communication, collaboration, mentoring, and technical leadership skills

Preferred Skills

AWS integration experienceWeb Services and WCFService-Oriented Architecture (SOA)Salesforce integration experienceEnterprise application architectureExperience supporting automotive or financial-services applicationsExperience working within highly structured enterprise SDLC, audit, and change-management environmentsExperience managing development delivery across globally distributed teams