Sr. .NET Developer

TEKsystems; Plano (TX); On-site; USD 100,000 - 125,000; Full time

Job summary

A prominent technology service provider is seeking a skilled Sr Application Developer in Plano, TX. The role involves utilizing advanced technologies to support development and deployment efforts, while addressing user issues and managing projects. Candidates must possess significant experience, especially in .NET and related technologies. The position offers attractive benefits, and a full onsite working environment.

Benefits

Medical, dental & vision

401(k) Retirement Plan

Life Insurance

Short and long-term disability

Health Spending Account

Transportation benefits

Time Off/Leave

Qualifications

• Bachelor's degree or equivalent work experience.
• 7+ years of relevant work experience.
• Knowledge of Agile Methodologies, such as Extreme Programming (XP) and Scrum.
• 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.
• Financial services experience, especially related to mortgages and mortgage-backed securities, is desirable.
• AI Co-pilot or equivalent AI coding experience.

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.

Job description

Overview

Contract to Hire - no C2C. 5 days onsite.

Responsibilities

• The Sr Application Developer will: 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 which are aligned with the organization's desired culture and values

Skills

• .net
• Sql
• .net core
• c#
• asp.net
• cloud
• Sql server
• Full stack
• aws
• javascript
• github copilot

Top Skills Details

• .net
• Sql
• .net core
• c#
• asp.net
• cloud

Additional Skills & Qualifications

• Bachelor's degree or equivalent work experience
• 7+ years of relevant work experience
• Knowledge of Agile Methodologies, such as Extreme Programming (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 - EC2, SQS, SNS, Lambda, Containers, API Gateway experience highly preferred
• Financial services experience, especially related to mortgages and mortgage backed securities, is desirable
• AI Co-pilot or equivalent AI coding experience

Experience Level

Expert Level

Pay and Benefits

The pay range for this position is $72.11 - $72.11/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Plano,TX.

Application Deadline

This position is anticipated to close on Oct 17, 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 regards 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.

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.