TEKsystems
Senior .Net Developer / C# | NO C2C Please
TEKsystems, Westlake Village, California, United States, 91361
Overview
This role requires onsite work in Westlake Village, CA, 5 days per week. Must be legally authorized to work in the US without sponsorship now or in the future. Responsibilities
Use the latest tools and techniques (.NET, .NET Core, C#, Agile Methodologies, Web Services, SQL, SSIS). Demonstrate in-depth knowledge of JavaScript, CSS, HTML, functional programming, and front-end languages. Prepare software for deployment to production environments. Respond to and resolve questions and issues logged by users of a live system. Manage small projects independently and work as a team member on larger projects. Perform other related duties as required and assigned. Demonstrate behaviors aligned with the organization's culture and values. Skills & Qualifications
Bachelor’s degree or equivalent work experience. 7+ years of relevant work experience. Knowledge of Agile Methodologies (e.g., XP and Scrum) is helpful. Experience with relational databases (SQL Server, MySQL, PostgreSQL). Knowledge of design patterns, refactoring, and unit testing. Experience with Linux and open-source software is a plus. AWS environment experience (EC2, SQS, SNS, Lambda, Containers, API Gateway) highly preferred. Financial services experience—especially related to mortgages and mortgage-backed securities—is desirable. AI coding experience (e.g., AI Co-pilot or equivalent). Experience level: Expert. Open to candidates looking to relocate. Open to providing a referral fee for vendors; if you are a vendor, please include your contact info on resume. Pay and Benefits
Pay range: $67.00 - $72.11/hr. Eligibility requirements apply to some benefits and may depend on job classification and length of employment. Benefits (subject to eligibility and plan terms) may include: Medical, dental & vision; Critical Illness, Accident, and Hospital; 401(k) Pre-tax and Roth post-tax contributions; Life Insurance (Voluntary Life & AD&D for employee and dependents); Short and long-term disability; Health Spending Account; Transportation benefits; Employee Assistance Program; Time Off/Leave (PTO, Vacation or Sick Leave). Work Arrangement
This is a fully onsite position in Westlake Village, CA. Application Deadline
This position is anticipated to close on Nov 12, 2025. About TEKsystems
We’re partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That’s the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.
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This role requires onsite work in Westlake Village, CA, 5 days per week. Must be legally authorized to work in the US without sponsorship now or in the future. Responsibilities
Use the latest tools and techniques (.NET, .NET Core, C#, Agile Methodologies, Web Services, SQL, SSIS). Demonstrate in-depth knowledge of JavaScript, CSS, HTML, functional programming, and front-end languages. Prepare software for deployment to production environments. Respond to and resolve questions and issues logged by users of a live system. Manage small projects independently and work as a team member on larger projects. Perform other related duties as required and assigned. Demonstrate behaviors aligned with the organization's culture and values. Skills & Qualifications
Bachelor’s degree or equivalent work experience. 7+ years of relevant work experience. Knowledge of Agile Methodologies (e.g., XP and Scrum) is helpful. Experience with relational databases (SQL Server, MySQL, PostgreSQL). Knowledge of design patterns, refactoring, and unit testing. Experience with Linux and open-source software is a plus. AWS environment experience (EC2, SQS, SNS, Lambda, Containers, API Gateway) highly preferred. Financial services experience—especially related to mortgages and mortgage-backed securities—is desirable. AI coding experience (e.g., AI Co-pilot or equivalent). Experience level: Expert. Open to candidates looking to relocate. Open to providing a referral fee for vendors; if you are a vendor, please include your contact info on resume. Pay and Benefits
Pay range: $67.00 - $72.11/hr. Eligibility requirements apply to some benefits and may depend on job classification and length of employment. Benefits (subject to eligibility and plan terms) may include: Medical, dental & vision; Critical Illness, Accident, and Hospital; 401(k) Pre-tax and Roth post-tax contributions; Life Insurance (Voluntary Life & AD&D for employee and dependents); Short and long-term disability; Health Spending Account; Transportation benefits; Employee Assistance Program; Time Off/Leave (PTO, Vacation or Sick Leave). Work Arrangement
This is a fully onsite position in Westlake Village, CA. Application Deadline
This position is anticipated to close on Nov 12, 2025. About TEKsystems
We’re partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That’s the power of true partnership. TEKsystems is an Allegis Group company. The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law. About TEKsystems and TEKsystems Global Services We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.
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